{"version":3,"names":[],"mappings":"","sources":["all.js"],"sourcesContent":["(function(f){if(typeof exports===\"object\"&&typeof module!==\"undefined\"){module.exports=f()}else if(typeof define===\"function\"&&define.amd){define([],f)}else{var g;if(typeof window!==\"undefined\"){g=window}else if(typeof global!==\"undefined\"){g=global}else if(typeof self!==\"undefined\"){g=self}else{g=this}g.ibis = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c=\"function\"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error(\"Cannot find module '\"+i+\"'\");throw a.code=\"MODULE_NOT_FOUND\",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u=\"function\"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _vue = _interopRequireDefault(require(\"vue/dist/vue.js\"));\n\nvar _axios = _interopRequireDefault(require(\"axios\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar AddressInput =\n/*#__PURE__*/\nfunction () {\n  function AddressInput($module) {\n    var _this = this;\n\n    _classCallCheck(this, AddressInput);\n\n    this.$module = $module;\n    document.addEventListener(\"DOMContentLoaded\", function () {\n      _this.initVue();\n    });\n  }\n\n  _createClass(AddressInput, [{\n    key: \"initVue\",\n    value: function initVue() {\n      var $module = this.$module;\n      var $form = $module.closest(\"form\");\n      new _vue.default({\n        el: $module,\n        delimiters: [\"<%\", \"%>\"],\n        data: function data() {\n          return {\n            accessToken: \"42ac3-2bd67-852eb-05473\",\n            state: {\n              initialized: false,\n              expanded: false,\n              error: false,\n              timeoutId: null\n            },\n            query: null,\n            suggestedAddresses: [],\n            address: {\n              postalCode: \"\",\n              streetAddress: \"\",\n              city: \"\",\n              region: \"\",\n              country: \"\"\n            }\n          };\n        },\n        mounted: function mounted() {\n          if (this.debug) console.log(\"MOUNTED ADDRESS INPUT\", JSON.stringify(this.address));\n          this.prepopulateFields();\n          if (this.debug) console.log(\"FOUND PREPOPULATED VALUES\", JSON.stringify(this.address));\n          this.bindValidationCheck();\n          this.state.initialized = true;\n        },\n        watch: {\n          query: function query(e) {\n            var _this2 = this;\n\n            // When the query changes, set a timeout before making AJAX call, so we aren't spamming the endpoint as much\n            clearTimeout(this.timeoutId);\n            this.timeoutId = setTimeout(function () {\n              _this2.findMatches();\n            }, 500);\n          }\n        },\n        methods: {\n          selectSuggestedAddress: function selectSuggestedAddress(id, count) {\n            if (count > 1) {\n              // More than one possibility, refine list of suggestedAddresses\n              this.findMatches(id);\n            } else {\n              // Only one possibility, retrieve the address\n              this.retrieveAddress(id);\n            }\n          },\n          findMatches: function findMatches() {\n            var _this3 = this;\n\n            var id = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;\n\n            _axios.default.get(\"https://api.craftyclicks.co.uk/address/1.1/find\", {\n              params: {\n                key: this.accessToken,\n                query: this.query,\n                country: this.address.country,\n                id: id\n              }\n            }).then(function (response) {\n              if (_this3.debug) console.log(\"response\", response);\n              _this3.suggestedAddresses = response.data.results;\n              _this3.state.error = _this3.state.expanded = false;\n            }).catch(function (error) {\n              _this3.state.error = _this3.state.expanded = true;\n              _this3.suggestedAddresses = [];\n            });\n          },\n          retrieveAddress: function retrieveAddress(id) {\n            var _this4 = this;\n\n            _axios.default.get(\"https://api.craftyclicks.co.uk/address/1.1/retrieve\", {\n              params: {\n                key: this.accessToken,\n                country: this.address.country,\n                id: id\n              }\n            }).then(function (response) {\n              if (_this4.debug) console.log(\"response\", response);\n              var address = response.data.result;\n              _this4.address.postalCode = address.postal_code;\n              _this4.address.streetAddress = _this4.mergeStrings(\"\\n\", address.line_1, address.line_2, address.line_3, address.line_4, address.line_5);\n              _this4.address.city = address.locality;\n              _this4.address.region = address.province_name;\n              _this4.state.error = false;\n              _this4.state.expanded = true;\n              _this4.suggestedAddresses = [];\n            }).catch(function (error) {\n              _this4.state.error = _this4.state.expanded = true;\n              _this4.suggestedAddresses = [];\n            });\n          },\n          prepopulateFields: function prepopulateFields() {\n            this.address.country = $module.querySelector('[autocomplete=\"country\"]') ? $module.querySelector('[autocomplete=\"country\"]').value : \"\";\n            this.address.postalCode = $module.querySelector('[autocomplete=\"postal-code\"]') ? $module.querySelector('[autocomplete=\"postal-code\"]').value : \"\";\n            this.address.streetAddress = $module.querySelector('[autocomplete=\"street-address\"]') ? $module.querySelector('[autocomplete=\"street-address\"]').value : \"\";\n            this.address.city = $module.querySelector('[autocomplete=\"address-level2\"]') ? $module.querySelector('[autocomplete=\"address-level2\"]').value : \"\";\n            this.address.region = $module.querySelector('[autocomplete=\"address-level1\"]') ? $module.querySelector('[autocomplete=\"address-level1\"]').value : \"\";\n\n            if (this.address.postalCode || this.address.streetAddress || this.address.city || this.address.region) {\n              // If any are set, show the expanded state immediately\n              this.state.expanded = true;\n            }\n          },\n          mergeStrings: function mergeStrings(delimiter) {\n            var parts = [];\n\n            for (var _len = arguments.length, strings = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {\n              strings[_key - 1] = arguments[_key];\n            }\n\n            strings.forEach(function (item) {\n              if (item) {\n                parts.push(item);\n              }\n            });\n            return parts.join(delimiter);\n          },\n          bindValidationCheck: function bindValidationCheck() {\n            var _this5 = this;\n\n            if (!$form) {\n              return;\n            }\n\n            $form.addEventListener(\"submit\", function () {\n              var $inputs = $form.querySelectorAll(\"input, textarea, select\");\n              var _iteratorNormalCompletion = true;\n              var _didIteratorError = false;\n              var _iteratorError = undefined;\n\n              try {\n                for (var _iterator = $inputs[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {\n                  var $input = _step.value;\n\n                  if (!$input.validity.valid) {\n                    _this5.state.expanded = true;\n                    break;\n                  }\n                }\n              } catch (err) {\n                _didIteratorError = true;\n                _iteratorError = err;\n              } finally {\n                try {\n                  if (!_iteratorNormalCompletion && _iterator.return != null) {\n                    _iterator.return();\n                  }\n                } finally {\n                  if (_didIteratorError) {\n                    throw _iteratorError;\n                  }\n                }\n              }\n            });\n          }\n        }\n      });\n    }\n  }]);\n\n  return AddressInput;\n}();\n\nexports.default = AddressInput;\n\n},{\"axios\":35,\"vue/dist/vue.js\":173}],2:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _chart = _interopRequireDefault(require(\"chart.js\"));\n\nvar _merge2 = _interopRequireDefault(require(\"lodash/merge\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar BarChart =\n/*#__PURE__*/\nfunction () {\n  function BarChart($module) {\n    var config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, BarChart);\n\n    this.$module = $module; // Global chart defaults\n\n    _chart.default.defaults.font.family = \"Poppins, 'Poppins', Calibri, Helvetica, Geneva, Univers, Arial, sans-serif\"; // Bar chart config\n\n    var defaultConfig = {\n      responsive: true,\n      maintainAspectRatio: false,\n      scales: {\n        y: {\n          beginAtZero: true\n        }\n      },\n      animation: {\n        delay: 1000\n      },\n      plugins: {\n        tooltip: {\n          enabled: false\n        },\n        legend: {\n          position: \"bottom\",\n          align: \"start\",\n          labels: {\n            boxWidth: 12,\n            boxHeight: 12\n          }\n        }\n      }\n    };\n    this.settings = (0, _merge2.default)(defaultConfig, config); // Go\n\n    this.chart = new _chart.default(this.$module, {\n      type: \"bar\",\n      data: {},\n      options: this.settings\n    });\n  }\n\n  _createClass(BarChart, [{\n    key: \"updateChart\",\n    value: function updateChart(data) {\n      this.chart.data.labels = data.labels;\n      this.chart.data.datasets = this.injectDataStyles(data.data);\n      this.chart.update();\n    }\n  }, {\n    key: \"injectDataStyles\",\n    value: function injectDataStyles(data) {\n      if (!data) return []; // Chart.js, for whatever reason, ties presentation data in with actual data.\n      // It's very annoying.\n\n      var colors = this.generateDataColors(data.length, 0, 54, 61, 25);\n\n      for (var i = 0; i < data.length; i++) {\n        data[i] = Object.assign({}, data[i], {\n          backgroundColor: colors[i]\n        });\n      }\n\n      return data;\n    }\n  }, {\n    key: \"generateDataColors\",\n    value: function generateDataColors(datasetCount, h, s, l1, l2) {\n      var colorArray = [];\n      var l = l1;\n      var increment = (l1 - l2) / (datasetCount - 1);\n\n      for (var i = 0; i < datasetCount; i++) {\n        colorArray.push(\"hsl(\".concat(h, \", \").concat(s, \"%, \").concat(l, \"%)\"));\n        l = l - increment;\n      }\n\n      return colorArray;\n    }\n  }, {\n    key: \"debugTestData\",\n    value: function debugTestData() {\n      this.updateChart({\n        labels: [\"Aug 2021\", \"Jul 2021\", \"Jun 2021\", \"May 2021\", \"Apr 2021\", \"Mar 2021\", \"Feb 2021\", \"Jan 2021\", \"Dec 2020\", \"Nov 2020\"],\n        data: [{\n          label: \"Unaware\",\n          data: [97, 44, 15, 34, 13, 53, 71, 43, 45, 4]\n        }, {\n          label: \"Aware\",\n          data: [57, 17, 21, 13, 35, 32, 86, 13, 68, 4]\n        }, {\n          label: \"Okay at\",\n          data: [93, 11, 6, 71, 13, 1, 70, 86, 5, 99]\n        }, {\n          label: \"Pretty good\",\n          data: [57, 87, 31, 15, 84, 5, 98, 43, 76, 23]\n        }, {\n          label: \"Experienced\",\n          data: [41, 50, 86, 35, 100, 18, 78, 10, 36, 23]\n        }]\n      });\n    }\n  }]);\n\n  return BarChart;\n}();\n\nexports.default = BarChart;\n\n},{\"chart.js\":64,\"lodash/merge\":160}],3:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _swiper = _interopRequireDefault(require(\"swiper\"));\n\nvar _tokensWeb = _interopRequireDefault(require(\"../../dist/tokens/tokens.web.json\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar BlogFeed = function BlogFeed($module) {\n  _classCallCheck(this, BlogFeed);\n\n  this.$module = $module;\n  var flipBreakpoint = _tokensWeb.default.props[\"bp_mars\"].originalValue;\n  var slc = \"ibis-blog-feed__slider\";\n  this.$slider = $module.querySelector(\".\".concat(slc));\n  this.swiper = new _swiper.default(this.$slider, {\n    slidesPerView: 1,\n    slidesPerGroup: 1,\n    spaceBetween: 24,\n    speed: 666,\n    containerModifierClass: \"\".concat(slc, \"--\"),\n    wrapperClass: \"\".concat(slc, \"-wrapper\"),\n    slideClass: \"\".concat(slc, \"-slide\"),\n    slideActiveClass: \"\".concat(slc, \"-slide--active\"),\n    slideVisibleClass: \"\".concat(slc, \"-slide--visible\"),\n    slideNextClass: \"\".concat(slc, \"-slide--next\"),\n    slidePrevClass: \"\".concat(slc, \"-slide--prev\"),\n    slideDuplicateClass: \"\".concat(slc, \"-slide--duplicate\"),\n    slideDuplicateActiveClass: \"\".concat(slc, \"-slide--duplicate-active\"),\n    slideDuplicateNextClass: \"\".concat(slc, \"-slide--duplicate-next\"),\n    slideDuplicatePrevClass: \"\".concat(slc, \"-slide--duplicate-prev\"),\n    navigation: {\n      nextEl: \".\".concat(slc, \"-control--next\"),\n      prevEl: \".\".concat(slc, \"-control--prev\"),\n      disabledClass: \"\".concat(slc, \"-control--disabled\"),\n      hiddenClass: \"\".concat(slc, \"-control--hidden\")\n    },\n    breakpoints: _defineProperty({}, parseInt(flipBreakpoint), {\n      slidesPerView: 2,\n      slidesPerGroup: 2\n    }),\n    a11y: {\n      enabled: true,\n      notificationClass: \"\".concat(slc, \"-status\")\n    }\n  });\n};\n\nexports.default = BlogFeed;\n\n},{\"../../dist/tokens/tokens.web.json\":33,\"swiper\":168}],4:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _axios = _interopRequireDefault(require(\"axios\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Bookmark =\n/*#__PURE__*/\nfunction () {\n  function Bookmark($module) {\n    var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, Bookmark);\n\n    this.$module = $module;\n    this.$button = this.$module.querySelector(\".ibis-bookmark__button\");\n    this.$buttonLabel = this.$button.querySelector(\".ibis-bookmark__label\"); // Config settings\n\n    var defaultSettings = {\n      addBookmarkCallback: function addBookmarkCallback() {},\n      removeBookmarkCallback: function removeBookmarkCallback() {},\n      buttonLabels: {\n        initial: this.$buttonLabel.innerText.trim() || \"Add to Saved Content\",\n        saving: this.$button.dataset.savingLabel || \"Saving...\",\n        saved: this.$button.dataset.savedLabel || \"Added to Saved Content\",\n        removing: this.$button.dataset.removingLabel || \"Removing...\"\n      }\n    };\n    this.settings = Object.assign({}, defaultSettings, options); // Pre-flight check to see if we have everything we want\n\n    if (!this.$module.dataset.endpointAdd || !this.$module.dataset.endpointRemove || !this.$module.dataset.endpointCheck) {\n      console.error(\"Bookmark module is missing a required attribute. Must have `data-endpoint-add`, `data-endpoint-remove` and `data-endpoint-check`.\");\n      return;\n    } // More set up\n\n\n    this.isSaved = false;\n    this.formData = this.getFormData();\n    this.$buttonLabel.innerText = this.settings.buttonLabels.initial; // Setup a11y\n\n    this.$button.setAttribute(\"role\", \"status\");\n    this.$button.setAttribute(\"aria-live\", \"status\"); // Run check to see if page is already bookmarked\n\n    this.checkIfSaved(); // JS is available. Show the button.\n\n    this.$module.removeAttribute(\"hidden\"); // The functionality\n\n    this.bindControls();\n  }\n\n  _createClass(Bookmark, [{\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      this.$module.addEventListener(\"submit\", function (e) {\n        e.preventDefault();\n\n        if (_this.isSaved) {\n          _this.removeBookmark();\n        } else {\n          _this.addBookmark();\n        }\n      });\n    }\n  }, {\n    key: \"checkIfSaved\",\n    value: function checkIfSaved() {\n      var _this2 = this;\n\n      if (window.DESIGN_SYSTEM) {\n        this.isSaved = false;\n        this.$button.disabled = false;\n        this.$buttonLabel.innerText = this.settings.buttonLabels.initial;\n      } else {\n        _axios.default.get(this.$module.dataset.endpointCheck, {\n          params: this.formData\n        }).then(function (response) {\n          // Response is boolean that says either \"true\" or \"false\"\n          if (response.data) {\n            _this2.isSaved = true;\n            _this2.$button.disabled = false;\n            _this2.$buttonLabel.innerText = _this2.settings.buttonLabels.saved;\n          } else {\n            _this2.isSaved = false;\n            _this2.$button.disabled = false;\n            _this2.$buttonLabel.innerText = _this2.settings.buttonLabels.initial;\n          }\n        }).catch(function (error) {\n          _this2.isSaved = false;\n        });\n      }\n    }\n  }, {\n    key: \"addBookmark\",\n    value: function addBookmark() {\n      var _this3 = this;\n\n      this.$button.disabled = true;\n      this.$buttonLabel.innerText = this.settings.buttonLabels.saving;\n\n      if (window.DESIGN_SYSTEM) {\n        this.$buttonLabel.innerText = this.settings.buttonLabels.saved;\n        this.isSaved = true;\n        this.settings.addBookmarkCallback();\n      } else {\n        _axios.default.post(this.$module.dataset.endpointAdd, {\n          params: this.formData\n        }).then(function (response) {\n          _this3.$buttonLabel.innerText = _this3.settings.buttonLabels.saved;\n          _this3.isSaved = true;\n\n          _this3.settings.addBookmarkCallback(response.data);\n        }).catch(function (error) {\n          _this3.$buttonLabel.innerText = _this3.settings.buttonLabels.initial;\n        }).then(function () {\n          _this3.$button.disabled = false;\n        });\n      }\n    }\n  }, {\n    key: \"removeBookmark\",\n    value: function removeBookmark() {\n      var _this4 = this;\n\n      this.$button.disabled = true;\n      this.$buttonLabel.innerText = this.settings.buttonLabels.removing;\n\n      if (window.DESIGN_SYSTEM) {\n        this.$buttonLabel.innerText = this.settings.buttonLabels.initial;\n        this.isSaved = false;\n        this.settings.removeBookmarkCallback();\n      } else {\n        _axios.default.post(this.$module.dataset.endpointRemove, {\n          params: this.formData\n        }).then(function (response) {\n          _this4.$buttonLabel.innerText = _this4.settings.buttonLabels.initial;\n          _this4.isSaved = false;\n\n          _this4.settings.removeBookmarkCallback(response.data);\n        }).catch(function (error) {\n          _this4.$buttonLabel.innerText = _this4.settings.buttonLabels.saved;\n        }).then(function () {\n          _this4.$button.disabled = false;\n        });\n      }\n    }\n  }, {\n    key: \"getFormData\",\n    value: function getFormData() {\n      // We use an object instead of FormData because Axios wants objects, dammit\n      var returnObj = {};\n      var formInputs = this.$module.querySelectorAll(\"[name]\");\n      formInputs.forEach(function (input) {\n        returnObj[input.name] = input.value;\n      });\n      return returnObj;\n    }\n  }]);\n\n  return Bookmark;\n}();\n\nexports.default = Bookmark;\n\n},{\"axios\":35}],5:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar ButtonDropdown =\n/*#__PURE__*/\nfunction () {\n  function ButtonDropdown($module) {\n    var _this = this;\n\n    _classCallCheck(this, ButtonDropdown);\n\n    this.$module = $module;\n    this.$button = $module.querySelector(\".ibis-button-dropdown__button\");\n    this.$menu = $module.querySelector(\".ibis-button-dropdown__menu\");\n    this.id = this.$button.id; // Set a11y attributes\n\n    this.$menu.id = \"\".concat(this.id, \"-menu\");\n    this.$menu.setAttribute(\"aria-controlledby\", this.id);\n    this.$menu.setAttribute(\"hidden\", \"hidden\");\n    this.$button.setAttribute(\"aria-controls\", this.$menu.id);\n    this.$button.setAttribute(\"aria-expanded\", \"false\"); // Set action when user clicks button\n\n    this.$button.bindClick = this.onClick.bind(this);\n    this.$button.addEventListener(\"click\", this.$button.bindClick);\n    this.$menu.addEventListener(\"click\", function (e) {\n      return e.stopPropagation();\n    });\n    document.addEventListener(\"click\", function () {\n      _this.close();\n    });\n  }\n\n  _createClass(ButtonDropdown, [{\n    key: \"onClick\",\n    value: function onClick(e) {\n      e.preventDefault();\n      e.stopPropagation();\n      this.toggle();\n    }\n  }, {\n    key: \"toggle\",\n    value: function toggle() {\n      if (this.$button.ariaExpanded === \"true\") {\n        // If open, close it\n        this.close();\n      } else {\n        // If closed, open it\n        this.open();\n      }\n    }\n  }, {\n    key: \"open\",\n    value: function open() {\n      this.$menu.removeAttribute(\"hidden\");\n      this.$button.setAttribute(\"aria-expanded\", \"true\");\n    }\n  }, {\n    key: \"close\",\n    value: function close() {\n      this.$menu.setAttribute(\"hidden\", \"hidden\");\n      this.$button.setAttribute(\"aria-expanded\", \"false\");\n    }\n  }]);\n\n  return ButtonDropdown;\n}();\n\nexports.default = ButtonDropdown;\n\n},{}],6:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _vue = _interopRequireDefault(require(\"vue/dist/vue.js\"));\n\nvar _vue2FlipCountdown = _interopRequireDefault(require(\"vue2-flip-countdown\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar CountdownClock =\n/*#__PURE__*/\nfunction () {\n  function CountdownClock($module) {\n    var _this = this;\n\n    _classCallCheck(this, CountdownClock);\n\n    this.$module = $module; // Create Countdown\n\n    document.addEventListener(\"DOMContentLoaded\", function () {\n      _this.initVue();\n    });\n  }\n\n  _createClass(CountdownClock, [{\n    key: \"initVue\",\n    value: function initVue() {\n      var $module = this.$module;\n      new _vue.default({\n        el: $module,\n        components: {\n          \"flip-countdown\": _vue2FlipCountdown.default\n        }\n      });\n    }\n  }]);\n\n  return CountdownClock;\n}();\n\nexports.default = CountdownClock;\n\n},{\"vue/dist/vue.js\":173,\"vue2-flip-countdown\":172}],7:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _vue = _interopRequireDefault(require(\"vue/dist/vue.js\"));\n\nvar _axios = _interopRequireDefault(require(\"axios\"));\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }\n\nfunction _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }\n\nfunction _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar CPDApp = function CPDApp($module) {\n  _classCallCheck(this, CPDApp);\n\n  var noAjax = window.DESIGN_SYSTEM || false;\n  new _vue.default({\n    el: $module,\n    delimiters: [\"<%\", \"%>\"],\n    data: function data() {\n      return {\n        state: {\n          initialized: false,\n          isLoading: false,\n          error: null\n        },\n        displayOptions: {\n          sort: \"DateAddedDesc\",\n          startDate: null,\n          endDate: null,\n          cpdTargetHours: 35\n        },\n        errorMessage: \"\",\n        cpdGraph: {\n          date: null,\n          isWorking: false,\n          error: null\n        },\n        goals: [],\n        logs: []\n      };\n    },\n    mounted: function mounted() {\n      // Load saved data\n      this.loadData();\n    },\n    methods: {\n      resetDate: function resetDate() {\n        this.displayOptions.endDate = null;\n        this.displayOptions.startDate = null;\n      },\n      loadData: function loadData() {\n        var _this = this;\n\n        this.state.isLoading = true;\n        this.state.error = null;\n\n        if (noAjax) {\n          // Dummy data\n          this.cpdGraph.date = \"2021-08-09\";\n          this.goals = this.addGoalStateProperties([{\n            id: \"b683a8b2-7733-4eba-89af-0119aab4242a\",\n            value: \"Increase diversity and inclusivity.\"\n          }, {\n            id: \"b450b1b7-3970-4f1f-984e-b2f1a61b7477\",\n            value: \"Work out how Gantt charts work.\",\n            deleted: true\n          }, {\n            id: \"80900d63-8a31-4041-8dad-e2e1d3b49f3f\",\n            value: \"Work out what font to use on this sweet Powerpoint.\"\n          }]);\n          this.logs = this.addLogStateProperties([{\n            id: \"d3f689d8-53e7-4280-bfc9-9dc3ba15b667\",\n            value: {\n              creationDate: \"2021-05-06T10:36:42Z\",\n              title: \"First example log\",\n              startDate: \"2021-05-06\",\n              endDate: \"2021-05-08\",\n              hours: 1,\n              minutes: 0,\n              duration: 60,\n              selectedGoal: \"b683a8b2-7733-4eba-89af-0119aab4242a\",\n              reflection: \"This was certainly a thing I did.\\nAnd I would do it again.\",\n              complete: true\n            }\n          }, {\n            id: \"b450b1b7-3970-4eee-984e-b2f1a61b7444\",\n            value: {\n              creationDate: \"2021-05-11T17:28:15Z\",\n              title: \"Second example log\",\n              startDate: \"2021-05-12\",\n              endDate: null,\n              hours: 2,\n              minutes: 1,\n              duration: 121,\n              selectedGoal: \"b450b1b7-3970-4f1f-984e-b2f1a61b7477\",\n              reflection: null,\n              complete: false\n            }\n          }, {\n            id: \"2ffcdb45-7679-45f9-970c-5de663657120\",\n            value: {\n              creationDate: \"2021-03-10T16:44:23Z\",\n              title: \"An incomplete log\",\n              startDate: \"2021-03-10\",\n              endDate: \"2021-03-10\",\n              hours: 8,\n              minutes: 7,\n              duration: 487,\n              selectedGoal: \"b683a8b2-7733-4eba-89af-0119aab4242a\",\n              reflection: null,\n              complete: true\n            }\n          }]); // When loaded...\n\n          this.state.isLoading = false;\n          this.state.initialized = true;\n          this.checkQueryStringParameters();\n        } else {\n          _axios.default.get($module.dataset.endpointLoad, {\n            headers: {}\n          }).then(function (response) {\n            var data = response.data;\n            _this.cpdGraph.date = data.cpdTargetDate;\n            _this.goals = _this.addGoalStateProperties(data.goals);\n            _this.logs = _this.addLogStateProperties(data.logs);\n\n            _this.checkQueryStringParameters();\n          }).catch(function (err) {\n            _this.state.error = _this.handleAxiosError(err);\n          }).then(function () {\n            _this.state.isLoading = false;\n            _this.state.initialized = true;\n          });\n        }\n      },\n      checkQueryStringParameters: function checkQueryStringParameters() {\n        // Flags to see if we should be creating/editing a goal/log\n        if (this.getQueryStringParameter(\"goal\") === \"new\") {\n          this.addGoal();\n        } else if (this.getQueryStringParameter(\"goal\") === \"last\") {\n          this.focusGoal();\n        } else if (this.getQueryStringParameter(\"goal\")) {\n          this.focusGoal(this.getQueryStringParameter(\"goal\"));\n        }\n\n        if (this.getQueryStringParameter(\"log\") === \"new\") {\n          this.addLog();\n        } else if (this.getQueryStringParameter(\"log\")) {\n          this.focusLog(this.getQueryStringParameter(\"log\"));\n        }\n      },\n      getQueryStringParameter: function getQueryStringParameter(param) {\n        var searchParams = new URLSearchParams(window.location.search);\n\n        if (!searchParams.has(param)) {\n          return false;\n        }\n\n        return searchParams.get(param) || true;\n      },\n      formatDate: function formatDate(isoDate) {\n        return new Intl.DateTimeFormat(\"en-GB\", {\n          day: \"numeric\",\n          month: \"short\",\n          year: \"numeric\"\n        }).format(new Date(isoDate));\n      },\n      convertDurationToTime: function convertDurationToTime(duration) {\n        return {\n          hours: Math.floor(duration / 60),\n          minutes: Math.round(duration % 60)\n        };\n      },\n      convertDurationToTimeFormatted: function convertDurationToTimeFormatted(duration) {\n        var d = this.convertDurationToTime(duration);\n        return \"\".concat(d.hours, \":\").concat(String(d.minutes).padStart(2, \"0\"));\n      },\n      convertTimeToDuration: function convertTimeToDuration() {\n        var hours = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;\n        var minutes = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;\n        return Number(hours) * 60 + Number(minutes);\n      },\n      formatTime: function formatTime(hours, minutes) {\n        var hoursLabel = hours || \"0\";\n        var minutesLabel = String(minutes || \"0\").padStart(2, '0');\n        return \"\".concat(hoursLabel, \":\").concat(minutesLabel);\n      },\n      handleAxiosError: function handleAxiosError(err) {\n        if (err.response && err.response.data) {\n          return err.response.data.error;\n        }\n\n        return err.message;\n      },\n\n      /**\n       * CPD GRAPH METHODS\n       */\n      updateCPDTargetDate: function updateCPDTargetDate() {\n        var _this2 = this;\n\n        if (!this.cpdGraph.date) {\n          return;\n        }\n\n        this.cpdGraph.isWorking = true;\n        this.cpdGraph.error = null;\n\n        if (noAjax) {\n          this.cpdGraph.isWorking = false;\n        } else {\n          _axios.default.post($module.dataset.endpointSaveTarget, {\n            params: {\n              date: this.cpdGraph.date\n            }\n          }, {\n            headers: {}\n          }).then(function (response) {// Completed successfully. Do something?\n          }).catch(function (err) {\n            _this2.cpdGraph.error = _this2.handleAxiosError(err);\n          }).then(function () {\n            _this2.cpdGraph.isWorking = false;\n          });\n        }\n      },\n\n      /**\n       * DEVELOPMENT GOAL HANDLING METHODS\n       */\n      addGoal: function addGoal() {\n        this.goals.push({\n          id: null,\n          error: null,\n          isEditing: true,\n          isWorking: false,\n          isRecentlySaved: false,\n          value: \"\",\n          oldValue: \"\"\n        });\n        this.focusGoal();\n      },\n      addGoalStateProperties: function addGoalStateProperties(arr) {\n        arr.forEach(function (item) {\n          Object.assign(item, {\n            // id and value come from endpoint\n            error: null,\n            isEditing: false,\n            isWorking: false,\n            isRecentlySaved: false,\n            oldValue: item.value\n          });\n        });\n        return arr;\n      },\n      focusGoal: function focusGoal() {\n        var _this3 = this;\n\n        var id = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;\n\n        _vue.default.nextTick().then(function () {\n          // If there's nothing in $refs.goalInput yet, try again on the next tick\n          if (!_this3.$refs.goalInput) {\n            _this3.focusGoal(id);\n\n            return;\n          }\n\n          var $input = null;\n\n          if (id) {\n            // If an ID is defined, look it up.\n            // Annoyingly, we have to look through two indexes:\n            // Data index includes deleted (really, hidden) goals.\n            // Element index is only the ones visible on page.\n            var dataIndex = _this3.goals.findIndex(function (x) {\n              return x.id === Number(id);\n            });\n\n            var elemIndex = _this3.$refs.goalInput.findIndex(function (x) {\n              return x.dataset.id === id;\n            });\n\n            $input = _this3.$refs.goalInput[elemIndex];\n\n            _this3.editGoal(dataIndex);\n          } else {\n            // If no ID is defined, just grab the last one of each\n            // NOTE: that this will not work as intended if the last goal input is hidden/deleted!\n            $input = _this3.$refs.goalInput[_this3.$refs.goalInput.length - 1];\n\n            _this3.editGoal(_this3.goals.length - 1);\n          }\n\n          $input.focus(); // Check for existence of `scrollIntoViewIfNeeded` before using\n          // as not all browsers support this yet\n\n          if (typeof $input.scrollIntoViewIfNeeded !== \"undefined\") {\n            $input.scrollIntoViewIfNeeded();\n          } else {\n            $input.scrollIntoView();\n          }\n        });\n      },\n      cancelAddGoal: function cancelAddGoal(index) {\n        this.goals.splice(index, 1);\n      },\n      editGoal: function editGoal(index) {\n        this.goals[index].error = null;\n        this.goals[index].isEditing = this.goals[index].oldValue !== this.goals[index].value;\n      },\n      cancelEditGoal: function cancelEditGoal(index) {\n        this.goals[index].error = null;\n        this.goals[index].isEditing = false;\n        this.goals[index].value = this.goals[index].oldValue;\n      },\n      saveGoal: function saveGoal(index) {\n        var _this4 = this;\n\n        var thisGoal = this.goals[index];\n        thisGoal.isWorking = true;\n        thisGoal.error = null;\n        var id = thisGoal.id;\n\n        if (noAjax) {\n          setTimeout(function () {\n            thisGoal.id = \"placeholderId\";\n            thisGoal.oldValue = thisGoal.value;\n            thisGoal.isWorking = false;\n            thisGoal.isEditing = false;\n            thisGoal.isRecentlySaved = true;\n            new window.ibis.Notification(\"Goal saved.\", {\n              transitionInDuration: 300,\n              duration: 5000,\n              transitionOutDuration: 300\n            });\n            setTimeout(function () {\n              thisGoal.isRecentlySaved = false;\n            }, 2500);\n          }, 1000);\n        } else {\n          _axios.default.post($module.dataset.endpointSaveGoal, {\n            params: {\n              id: id,\n              data: JSON.stringify(thisGoal)\n            }\n          }, {\n            headers: {}\n          }).then(function (response) {\n            thisGoal.id = response.data.id;\n            thisGoal.oldValue = thisGoal.value;\n            thisGoal.isRecentlySaved = true;\n\n            if (response.data.successMessage) {\n              new window.ibis.Notification(response.data.successMessage, {\n                transitionInDuration: 300,\n                duration: 5000,\n                transitionOutDuration: 300\n              });\n            }\n\n            setTimeout(function () {\n              thisGoal.isRecentlySaved = false;\n            }, 2500);\n            thisGoal.isEditing = false;\n          }).catch(function (err) {\n            thisGoal.error = _this4.handleAxiosError(err);\n          }).then(function () {\n            thisGoal.isWorking = false;\n          });\n        }\n      },\n      deleteGoal: function deleteGoal(index) {\n        var _this5 = this;\n\n        var thisGoal = this.goals[index];\n\n        if (!window.confirm(\"Delete goal \\\"\".concat(thisGoal.value, \"\\\"?\"))) {\n          return;\n        }\n\n        thisGoal.isWorking = true;\n        thisGoal.isEditing = false;\n        var id = thisGoal.id;\n        this.state.error = null;\n\n        if (noAjax) {\n          this.goals[index].deleted = true;\n          thisGoal.isWorking = false;\n        } else {\n          _axios.default.post($module.dataset.endpointDeleteGoal, {\n            params: {\n              id: id\n            }\n          }, {\n            headers: {}\n          }).then(function (response) {\n            _this5.goals[index].deleted = true;\n          }).catch(function (err) {\n            thisGoal.error = _this5.handleAxiosError(err);\n          }).then(function () {\n            thisGoal.isWorking = false;\n          });\n        }\n      },\n\n      /**\n       * LOG ENTRY HANDLING METHODS\n       */\n      addLog: function addLog() {\n        this.resetDate();\n\n        var tempId = \"T-\" + _helper.default.generateGuid();\n\n        this.logs.push({\n          // This ID is temporary and is replaced when the log is saved\n          id: tempId,\n          error: null,\n          hasTemporaryId: true,\n          isOpen: true,\n          isEditing: true,\n          isWorking: false,\n          isRecentlySaved: false,\n          value: {\n            creationDate: new Date().toISOString(),\n            title: null,\n            startDate: null,\n            endDate: null,\n            hours: null,\n            minutes: null,\n            duration: null,\n            selectedGoal: null,\n            reflection: null,\n            complete: false\n          },\n          oldValue: {\n            creationDate: new Date().toISOString(),\n            title: null,\n            startDate: null,\n            endDate: null,\n            hours: null,\n            minutes: null,\n            duration: null,\n            selectedGoal: null,\n            reflection: null,\n            complete: false\n          }\n        });\n        this.focusLog(tempId);\n      },\n      addLogStateProperties: function addLogStateProperties(arr) {\n        arr.forEach(function (item) {\n          Object.assign(item, {\n            error: null,\n            hasTemporaryId: false,\n            isOpen: false,\n            isEditing: false,\n            isWorking: false,\n            isRecentlySaved: false,\n            oldValue: _objectSpread({}, item.value)\n          });\n        });\n        return arr;\n      },\n      focusLog: function focusLog(id) {\n        var _this6 = this;\n\n        _vue.default.nextTick().then(function () {\n          _this6.logs.find(function (x) {\n            return x.id === id;\n          }).isOpen = true;\n\n          var $log = _this6.$refs.log.find(function (x) {\n            return x.id === id;\n          });\n\n          if (typeof $log.scrollIntoViewIfNeeded !== \"undefined\") {\n            $log.scrollIntoViewIfNeeded();\n          } else {\n            $log.scrollIntoView();\n          }\n        });\n      },\n      cancelAddLog: function cancelAddLog(id) {\n        this.removeLogById(id);\n      },\n      editLog: function editLog(id) {\n        var entry = this.getEditableEntryById(id);\n\n        if (!entry) {\n          return;\n        }\n\n        entry.isEditing = true;\n        entry.oldValue = _objectSpread({}, entry.value);\n      },\n      reduceHoursToLength: function reduceHoursToLength(id, maxLength) {\n        var log = this.getEntryById(id);\n        var hours = log.value.hours;\n        log.value.hours = this.reduceToLength(hours, maxLength);\n      },\n      reduceMinsToLength: function reduceMinsToLength(id, maxLength) {\n        var log = this.getEntryById(id);\n        var mins = log.value.minutes;\n        log.value.minutes = this.reduceToLength(mins, maxLength);\n      },\n      reduceToLength: function reduceToLength(value, maxLength) {\n        if (value.length <= maxLength) {\n          return value;\n        }\n\n        return \"9\".padStart(maxLength, \"9\");\n      },\n      editLogNoValueOverride: function editLogNoValueOverride(id) {\n        var entry = this.getEditableEntryById(id);\n\n        if (!entry) {\n          return;\n        }\n\n        entry.isEditing = true;\n      },\n      cancelEditLog: function cancelEditLog(id) {\n        var entry = this.getEntryById(id);\n        entry.isEditing = false;\n        entry.value = entry.oldValue;\n      },\n      saveLog: function saveLog(id) {\n        var _this7 = this;\n\n        var thisLog = this.getEntryById(id);\n        thisLog.isWorking = true;\n        thisLog.error = null;\n        thisLog.value.startDate = thisLog.value.startDate || null;\n        thisLog.value.endDate = thisLog.value.endDate || null;\n\n        if (noAjax) {\n          setTimeout(function () {\n            thisLog.id = \"placeholderId\";\n            thisLog.oldValue = _objectSpread({}, thisLog.value);\n            thisLog.isWorking = false;\n            thisLog.isEditing = false;\n            thisLog.isRecentlySaved = true;\n            new window.ibis.Notification(\"Activity log saved.\", {\n              transitionInDuration: 300,\n              duration: 5000,\n              transitionOutDuration: 300\n            });\n            setTimeout(function () {\n              thisLog.isRecentlySaved = false;\n            }, 2500);\n          }, 1000);\n        } else {\n          _axios.default.post($module.dataset.endpointSaveLog, {\n            params: {\n              id: thisLog.hasTemporaryId ? null : thisLog.id,\n              data: JSON.stringify(thisLog)\n            }\n          }, {\n            headers: {}\n          }).then(function (response) {\n            thisLog.id = response.data.id;\n            thisLog.hasTemporaryId = false;\n            thisLog.oldValue = _objectSpread({}, thisLog.value);\n            thisLog.isRecentlySaved = true;\n\n            if (response.data.successMessage) {\n              new window.ibis.Notification(response.data.successMessage, {\n                transitionInDuration: 300,\n                duration: 5000,\n                transitionOutDuration: 300\n              });\n            }\n\n            setTimeout(function () {\n              thisLog.isRecentlySaved = false;\n            }, 2500);\n            thisLog.isEditing = false;\n          }).catch(function (err) {\n            thisLog.error = _this7.handleAxiosError(err);\n          }).then(function () {\n            thisLog.isWorking = false;\n          });\n        }\n      },\n      deleteLog: function deleteLog(id) {\n        var _this8 = this;\n\n        var thisLog = this.getEntryById(id);\n        var confirmMessage = \"Delete log?\";\n\n        if (thisLog.value.title) {\n          confirmMessage = \"Delete log \\\"\".concat(thisLog.value.title, \"\\\"?\");\n        }\n\n        if (!window.confirm(confirmMessage)) {\n          return;\n        }\n\n        thisLog.isWorking = true;\n        this.state.error = null;\n\n        if (noAjax) {\n          this.removeLogById(id);\n          thisLog.isWorking = false;\n        } else {\n          // TODO: AJAX request\n          _axios.default.post($module.dataset.endpointDeleteLog, {\n            params: {\n              id: id\n            }\n          }, {\n            headers: {}\n          }).then(function (response) {\n            _this8.removeLogById(id);\n          }).catch(function (err) {\n            thisLog.error = _this8.handleAxiosError(err);\n          }).then(function () {\n            thisLog.isWorking = false;\n          });\n        }\n      },\n      toggleLogState: function toggleLogState(e, index) {\n        this.displayedLogs[index].isOpen = e.target.open;\n      },\n      updateLogDuration: function updateLogDuration(id) {\n        var entry = this.getEntryById(id);\n        entry.value.duration = this.getDuration(entry);\n      },\n      updateLogCompletion: function updateLogCompletion(event, id) {\n        var thisLog = this.getEntryById(id); // If setting to false...\n        // unpopulate the end date...\n        // but only if the end date was autopopulated in the first place...\n        // then just leave\n\n        if (!event.target.checked) {\n          if (thisLog.autopopulatedEndDate) {\n            thisLog.value.endDate = \"\";\n          }\n\n          return;\n        } // If setting to true, and the end date is empty, set it to today\n\n\n        if (!thisLog.value.endDate) {\n          thisLog.autopopulatedEndDate = true;\n          thisLog.value.endDate = new Date().toISOString().substring(0, 10);\n        }\n      },\n      getEditableEntryById: function getEditableEntryById(id) {\n        var entry = this.getEntryById(id);\n        return entry && !entry.isEditing ? entry : null;\n      },\n      getEntryById: function getEntryById(id) {\n        var entry = this.logs.find(function (e) {\n          return e.id === id;\n        });\n\n        if (!entry) {\n          throw new Error(\"Unable to locate log entry with id \\\"\".concat(id, \"\\\"\"));\n        }\n\n        return entry;\n      },\n      removeLogById: function removeLogById(id) {\n        var entryIndex = this.getEntryIndexById(id);\n        this.logs.splice(entryIndex, 1);\n      },\n      getEntryIndexById: function getEntryIndexById(id) {\n        var entryIndex = this.logs.findIndex(function (e) {\n          return e.id === id;\n        });\n\n        if (entryIndex === -1) {\n          throw new Error(\"Unable to locate log entry with id \\\"\".concat(id, \"\\\"\"));\n        }\n\n        return entryIndex;\n      },\n\n      /**\n       * SORTING AND FILTERING FUNCTIONALITY\n       */\n      sortLogs: function sortLogs(arr) {\n        var order = \"\";\n        var property = null;\n        var format = null;\n\n        switch (this.displayOptions.sort) {\n          case \"ActivityTitleDesc\":\n            order = \"DESC\";\n            property = \"oldValue.title\";\n            break;\n\n          case \"ActivityTitleAsc\":\n            order = \"ASC\";\n            property = \"oldValue.title\";\n            break;\n\n          case \"LengthDesc\":\n            order = \"DESC\";\n            property = \"oldValue.duration\";\n            break;\n\n          case \"LengthAsc\":\n            order = \"ASC\";\n            property = \"oldValue.duration\";\n            break;\n\n          case \"DateAddedAsc\":\n            order = \"ASC\";\n            property = \"oldValue.creationDate\";\n            format = \"date\";\n            break;\n\n          case \"DateAddedDesc\":\n          default:\n            order = \"DESC\";\n            property = \"oldValue.creationDate\";\n            format = \"date\";\n            break;\n        }\n\n        var sortFunction = function sortFunction(arr, prop, order) {\n          // HT: https://stackoverflow.com/a/5073866\n          prop = prop.split(\".\");\n          var len = prop.length;\n          arr.sort(function (a, b) {\n            var i = 0;\n\n            while (i < len) {\n              a = a[prop[i]];\n              b = b[prop[i]];\n              i++;\n            }\n\n            if (format === \"date\") {\n              a = new Date(a);\n              b = new Date(b);\n            } else if (typeof a === \"string\" && typeof b === \"string\") {\n              a = a.toUpperCase();\n              b = b.toUpperCase();\n            } else if (typeof a === \"string\" && typeof b === \"string\") {\n              a = a.toUpperCase();\n              b = b.toUpperCase();\n            }\n\n            if (order === \"ASC\") {\n              return a < b ? -1 : a > b ? 1 : 0;\n            }\n\n            return a > b ? -1 : a < b ? 1 : 0;\n          });\n          return arr;\n        };\n\n        return sortFunction(arr, property, order);\n      },\n      filterLogsByDate: function filterLogsByDate(arr) {\n        var createDateWithNoTime = function createDateWithNoTime(dateValue) {\n          var date = new Date(dateValue);\n          return new Date(Date.UTC(date.getFullYear(), date.getMonth(), date.getDate()));\n        };\n\n        var filterStartDate = this.displayOptions.startDate ? createDateWithNoTime(this.displayOptions.startDate) : null;\n        var filterEndDate = this.displayOptions.endDate ? createDateWithNoTime(this.displayOptions.endDate) : null;\n\n        if (!filterStartDate && !filterEndDate) {\n          return arr;\n        }\n\n        return arr.filter(function (item) {\n          var itemStartDate = item.oldValue.startDate ? createDateWithNoTime(item.oldValue.startDate) : null;\n          var itemEndDate = item.oldValue.endDate ? createDateWithNoTime(item.oldValue.endDate) : null;\n\n          if (!itemStartDate && !itemEndDate) {\n            return false;\n          }\n\n          if (!itemStartDate) {\n            itemStartDate = itemEndDate;\n          } else if (!itemEndDate) {\n            itemEndDate = itemStartDate;\n          }\n\n          if (filterStartDate && filterEndDate) {\n            return (itemStartDate >= filterStartDate || itemEndDate >= filterStartDate) && (itemStartDate <= filterEndDate || itemEndDate <= filterEndDate);\n          } else if (filterStartDate) {\n            return itemStartDate >= filterStartDate || itemEndDate >= filterStartDate;\n          } else {\n            return itemStartDate <= filterEndDate || itemEndDate <= filterEndDate;\n          }\n        });\n      },\n      getDuration: function getDuration(logEntry) {\n        var hours = logEntry.value.hours || 0;\n        var minutes = logEntry.value.minutes || 0;\n        return this.convertTimeToDuration(hours, minutes);\n      }\n    },\n    computed: {\n      cpdGraphValidLogs: function cpdGraphValidLogs() {\n        if (!this.cpdGraph.date) {\n          return [];\n        }\n\n        var rangeEnd = new Date(this.cpdGraph.date);\n        var rangeStart = new Date(rangeEnd).setMonth(rangeEnd.getMonth() - 12); // -1 year\n\n        return this.logs.filter(function (item) {\n          // We only compare against the log's end date according to client spec,\n          // But if there's no end date we assume it's the same as the start date\n          var itemDate = new Date(item.value.endDate || item.value.startDate);\n          return itemDate <= rangeEnd && itemDate > rangeStart;\n        });\n      },\n      completeCPDHours: function completeCPDHours() {\n        var _this9 = this;\n\n        var total = this.cpdGraphValidLogs.reduce(function (accum, item) {\n          if (item.value.complete === true) {\n            return accum + _this9.getDuration(item);\n          }\n\n          return accum;\n        }, 0);\n        return total;\n      },\n      incompleteCPDHours: function incompleteCPDHours() {\n        var _this10 = this;\n\n        var total = this.cpdGraphValidLogs.reduce(function (accum, item) {\n          if (item.value.complete === false) {\n            return accum + _this10.getDuration(item);\n          }\n\n          return accum;\n        }, 0);\n        return total;\n      },\n      cpdHourTargetDate: function cpdHourTargetDate() {\n        if (!this.cpdGraph.date) {\n          return \"(no date set)\";\n        }\n\n        var date = new Date(this.cpdGraph.date);\n        return new Intl.DateTimeFormat(\"en-GB\", {\n          day: \"numeric\",\n          month: \"short\",\n          year: \"numeric\"\n        }).format(date);\n      },\n      completeCPDHoursDonutRing: function completeCPDHoursDonutRing() {\n        var percentFilled = this.completeCPDHours / 60 / this.displayOptions.cpdTargetHours * 100;\n        return \"\".concat(percentFilled, \" \").concat(100 - percentFilled);\n      },\n      incompleteCPDHoursDonutRing: function incompleteCPDHoursDonutRing() {\n        var percentFilled = this.incompleteCPDHours / 60 / this.displayOptions.cpdTargetHours * 100;\n        return \"\".concat(percentFilled, \" \").concat(100 - percentFilled);\n      },\n      displayedLogs: function displayedLogs() {\n        var logs = this.logs; // Filter by start/end dates\n\n        logs = this.filterLogsByDate(logs); // Sort logs\n\n        logs = this.sortLogs(logs);\n        return logs;\n      },\n      logFilterStatus: function logFilterStatus() {\n        var returnedString = \"\"; // Number of displayed logs\n\n        returnedString += \"Showing <strong>\".concat(this.displayedLogs.length, \"</strong> \").concat(this.displayedLogs.length === 1 ? \"activity\" : \"activities\"); // Date filters\n\n        if (this.displayOptions.startDate && this.displayOptions.endDate) {\n          returnedString += \" from <strong>between \".concat(this.displayOptions.startDate, \" and \").concat(this.displayOptions.endDate, \"</strong>\");\n        } else if (this.displayOptions.startDate) {\n          returnedString += \" from <strong>\".concat(this.displayOptions.startDate, \"</strong>\");\n        } else if (this.displayOptions.endDate) {\n          returnedString += \" from <strong>before \".concat(this.displayOptions.endDate, \"</strong>\");\n        }\n\n        returnedString += \".\"; // Sort setting\n\n        switch (this.displayOptions.sort) {\n          case \"ActivityTitleDesc\":\n            returnedString += \" Sorted by activity title (Z to A).\";\n            break;\n\n          case \"ActivityTitleAsc\":\n            returnedString += \" Sorted by activity title (A to Z).\";\n            break;\n\n          case \"LengthDesc\":\n            returnedString += \" Sorted by CPD hours (most to least).\";\n            break;\n\n          case \"LengthAsc\":\n            returnedString += \" Sorted by CPD hours (least to most).\";\n            break;\n\n          case \"DateAddedAsc\":\n            returnedString += \" Sorted by date added (oldest to newest).\";\n            break;\n\n          case \"DateAddedDesc\":\n          default:\n            returnedString += \" Sorted by date added (newest to oldest).\";\n            break;\n        }\n\n        return returnedString;\n      }\n    }\n  });\n};\n\nexports.default = CPDApp;\n\n},{\"../../src/js/global/helper\":177,\"axios\":35,\"vue/dist/vue.js\":173}],8:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _pikaday = _interopRequireDefault(require(\"pikaday\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Datepicker =\n/*#__PURE__*/\nfunction () {\n  function Datepicker($module) {\n    var settings = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, Datepicker);\n\n    this.$module = $module;\n    this.userConfig = settings;\n    this.picker = null;\n    this.initPicker();\n  }\n\n  _createClass(Datepicker, [{\n    key: \"initPicker\",\n    value: function initPicker() {\n      var _this = this;\n\n      // Convert field to `text` type (keeping it as `date` will mess stuff up)\n      this.$module.setAttribute(\"type\", \"text\");\n      this.$module.setAttribute(\"hidden\", \"hidden\"); // Create config\n\n      var datepickerConfig = Object.assign({}, {\n        format: \"YYYY-MM-DD\",\n        firstDay: 1,\n        showDaysInNextAndPreviousMonths: true,\n        theme: \"ibis-datepicker\",\n        i18n: {\n          previousMonth: \"Previous month\",\n          nextMonth: \"Next month\",\n          months: [\"January\", \"February\", \"March\", \"April\", \"May\", \"June\", \"July\", \"August\", \"September\", \"October\", \"November\", \"December\"],\n          weekdays: [\"Sunday\", \"Monday\", \"Tuesday\", \"Wednesday\", \"Thursday\", \"Friday\", \"Saturday\"],\n          weekdaysShort: [\"Sun\", \"Mon\", \"Tue\", \"Wed\", \"Thu\", \"Fri\", \"Sat\"]\n        },\n        onSelect: function onSelect(date) {\n          _this.$module.value = _this.picker.toString();\n\n          _this.$module.dispatchEvent(new Event(\"change\"));\n        }\n      }, this.userConfig); // Init Pikaday\n\n      this.picker = new _pikaday.default(datepickerConfig); // If a value is already set\n\n      if (this.$module.value) {\n        this.picker.setDate(this.$module.value);\n      } // Conditional settings - Minimum date\n\n\n      if (this.$module.getAttribute(\"min\")) {\n        this.setMinDate(new Date(this.$module.getAttribute(\"min\")));\n      } // Conditional settings - Max date\n\n\n      if (this.$module.getAttribute(\"max\")) {\n        this.setMaxDate(new Date(this.$module.getAttribute(\"max\")));\n      } // Insert into DOM\n\n\n      this.$module.parentNode.insertBefore(this.picker.el, this.$module.nextSibling);\n    }\n  }, {\n    key: \"setMinDate\",\n    value: function setMinDate(date) {\n      this.picker.setMinDate(date);\n    }\n  }, {\n    key: \"setMaxDate\",\n    value: function setMaxDate(date) {\n      this.picker.setMaxDate(date);\n    }\n  }]);\n\n  return Datepicker;\n}();\n\nexports.default = Datepicker;\n\n},{\"pikaday\":165}],9:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar DetailsGroup =\n/*#__PURE__*/\nfunction () {\n  function DetailsGroup($module) {\n    var settings = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, DetailsGroup);\n\n    this.$container = $module;\n    var defaultSettings = {\n      forceSingle: false\n    };\n    this.settings = Object.assign({}, defaultSettings, settings);\n    this.$allModules = $module.querySelectorAll(\".ibis-details\");\n    this.create();\n  }\n\n  _createClass(DetailsGroup, [{\n    key: \"create\",\n    value: function create() {\n      var _this = this;\n\n      this.$allModules.forEach(function ($module) {\n        if (_this.settings.forceSingle) {\n          $module.bindToggle = _this.onSingleToggle.bind(_this);\n          $module.addEventListener(\"toggle\", $module.bindToggle);\n        }\n\n        var $nextButton = $module.querySelector(\"[data-details-group-next]\");\n\n        if ($nextButton) {\n          $nextButton.bindNext = _this.onNextButton.bind(_this);\n          $nextButton.addEventListener(\"click\", $nextButton.bindNext);\n        }\n      });\n    }\n  }, {\n    key: \"destroy\",\n    value: function destroy() {\n      var _this2 = this;\n\n      this.$allModules.forEach(function ($module) {\n        if (_this2.settings.forceSingle) {\n          $module.removeEventListener(\"toggle\", $module.bindToggle);\n        }\n\n        var $nextButton = $module.querySelector(\"[data-details-group-next]\");\n        $nextButton.removeEventListener(\"click\", $nextButton.bindNext);\n      });\n    }\n  }, {\n    key: \"onSingleToggle\",\n    value: function onSingleToggle(e) {\n      if (!e.target.hasAttribute(\"open\")) {\n        return;\n      }\n\n      var $openModules = Array.from(this.$container.querySelectorAll(\".ibis-details[open]\"));\n      $openModules.forEach(function ($module) {\n        if ($module === e.target) {\n          return;\n        }\n\n        $module.removeAttribute(\"open\");\n      });\n    }\n  }, {\n    key: \"onNextButton\",\n    value: function onNextButton(e) {\n      var $parent = e.target.closest(\".ibis-details\");\n      var $next = $parent.nextElementSibling;\n      $parent.removeAttribute(\"open\");\n\n      if ($next && $next.tagName === \"DETAILS\") {\n        $next.setAttribute(\"open\", \"open\");\n      }\n    }\n  }]);\n\n  return DetailsGroup;\n}();\n\nexports.default = DetailsGroup;\n\n},{}],10:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nvar _dialogPolyfill = _interopRequireDefault(require(\"dialog-polyfill\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Dialog =\n/*#__PURE__*/\nfunction () {\n  function Dialog($module) {\n    _classCallCheck(this, Dialog);\n\n    this.$module = $module;\n\n    _dialogPolyfill.default.registerDialog(this.$module);\n\n    this.bindControls();\n  }\n\n  _createClass(Dialog, [{\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      // Close buttons within the nodal\n      var $closeButtons = this.$module.querySelectorAll(\"[data-close]\");\n      $closeButtons.forEach(function (button) {\n        button.addEventListener(\"click\", function () {\n          _this.$module.close();\n        }, false);\n      }); // Escape key\n\n      var keyCodes = _helper.default.keyCodes();\n\n      document.addEventListener(\"keyup\", function (e) {\n        var key = e.which || e.keyCode;\n\n        if (key === keyCodes.ESCAPE && _this.$module.open) {\n          _this.$module.close();\n        }\n      }, false);\n    }\n  }]);\n\n  return Dialog;\n}();\n\nexports.default = Dialog;\n\n},{\"../../src/js/global/helper\":177,\"dialog-polyfill\":65}],11:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar FileUpload =\n/*#__PURE__*/\nfunction () {\n  function FileUpload($module) {\n    _classCallCheck(this, FileUpload);\n\n    this.$module = $module;\n    this.initPreviewImage();\n  }\n\n  _createClass(FileUpload, [{\n    key: \"initPreviewImage\",\n    value: function initPreviewImage() {\n      // Preflight: Is the data attribute set and populated?\n      if (!this.$module.dataset.previewId) {\n        return;\n      } // Preflight: Does the target exist?\n\n\n      var $target = document.getElementById(this.$module.dataset.previewId);\n\n      if (!$target) {\n        return;\n      } // Preflight: Is the target an <img> element?\n\n\n      if ($target.tagName !== \"IMG\") {\n        return;\n      } // Preflight: Does the input have the `multiple` attribute?\n\n\n      if (this.$module.getAttribute(\"multiple\") !== null) {\n        return;\n      } // Let us continue...\n\n\n      var readURL = function readURL(input) {\n        if (input.files && input.files[0]) {\n          var reader = new FileReader();\n\n          reader.onload = function (e) {\n            $target.setAttribute(\"src\", e.target.result);\n          };\n\n          reader.readAsDataURL(input.files[0]);\n        }\n      };\n\n      this.$module.addEventListener(\"change\", function () {\n        readURL(this);\n      });\n    }\n  }]);\n\n  return FileUpload;\n}();\n\nexports.default = FileUpload;\n\n},{}],12:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _umbrellajs = _interopRequireDefault(require(\"umbrellajs\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _typeof(obj) { \"@babel/helpers - typeof\"; if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof(obj); }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Form =\n/*#__PURE__*/\nfunction () {\n  // TODO: Show summary of errors at top of form.\n  function Form(form) {\n    _classCallCheck(this, Form);\n\n    this.$form = (0, _umbrellajs.default)(form);\n    this.debug = false; // Form validation — no not initialize if form has `novalidate`\n\n    if (!form.noValidate) {\n      this.initFormValidation();\n    } // Form state checking\n\n\n    if (this.debug) console.log(_typeof(form.dataset.doNotPromptUnload));\n\n    if (typeof form.dataset.doNotPromptUnload === \"undefined\") {\n      this.incompleteFormNavigationWarning();\n    }\n  }\n\n  _createClass(Form, [{\n    key: \"initFormValidation\",\n    value: function initFormValidation() {\n      // Track state\n      this.formPassesValidation = false;\n      this.clickedSubmitButton = false;\n      this.formErrorList = []; // Add `novalidate` attribute to form so that the browser doesn't display\n      // native errors, as we're handling those manually.\n\n      this.$form.attr(\"novalidate\", \"novalidate\");\n      if (this.debug) console.log(\"Added `novalidate` attribute to form.\", this.$form); // Bind validation events\n\n      this.bindControls();\n    }\n  }, {\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      if (this.debug) console.log(\"Started bindControls.\"); // If the user clicked a submit button on the form, track which one it is.\n      // There might be name/value information on it we don't want to lose.\n\n      this.$form.on(\"click\", '[type=\"submit\"]', function (e) {\n        _this.clickedSubmitButton = e.currentTarget;\n        if (_this.debug) console.log(\"Populated clickedSubmitButton.\", _this.clickedSubmitButton);\n      }); // Intercept form submit to perform validation\n\n      this.$form.on(\"submit\", function (submitEvent) {\n        if (!(submitEvent instanceof SubmitEvent)) {\n          throw new TypeError('Event is not of type \"SubmitEvent\".');\n        }\n\n        if (submitEvent.submitter.formNoValidate) {\n          if (_this.debug) {\n            console.debug(\"Form submitted by clicking a button element with formNoValidate=true.\");\n          }\n\n          return;\n        } else if (_this.debug) {\n          console.debug(\"Form submitted wby clicking a button element with formNoValidate=false.\");\n        }\n\n        if (!_this.formPassesValidation) {\n          // The form hasn't been validated or failed the last attempt to\n          // validate it. Prevent submission while we check it out.\n          submitEvent.preventDefault();\n\n          _this.findErrors();\n        }\n      });\n      if (this.debug) console.log(\"Completed bindControls.\");\n    }\n  }, {\n    key: \"findErrors\",\n    value: function findErrors() {\n      var _this2 = this;\n\n      if (this.debug) console.log(\"Looking for errors...\"); // Clear error list, as we're about to repopulate it.\n\n      this.formErrorList = []; // Find and loop through all the inputs. This includes inputs that are\n      // hidden (either of the `hidden` type, or just not visible on screen),\n      // keep that in mind.\n\n      var $inputs = this.$form.find(\"input, select, textarea, button\");\n      $inputs.each(function (currentInput, i) {\n        if (_this2.debug) console.dir(currentInput);\n\n        if (!currentInput.validity.valid) {\n          if (_this2.debug) console.log(\"NOT VALID\", currentInput.validity); // IE: Check if this input is inside of a <template>, if so, just ignore it\n\n          if (!!currentInput.closest(\"template\")) {\n            return;\n          } // This input has an error! Add this input to the list of invalid inputs.\n\n\n          _this2.formErrorList.push({\n            label: _this2.determineInputLabel(currentInput),\n            element: currentInput,\n            name: currentInput.name,\n            id: currentInput.id,\n            error: _this2.determineErrorMessage(currentInput)\n          });\n        }\n      }); // Do we have invalid inputs? If so, print errors, if not, resubmit the form.\n\n      if (this.formErrorList.length > 0) {\n        if (this.debug) console.log(\"We found errors. Proceeding to printErrors.\");\n        this.printErrors();\n      } else {\n        if (this.debug) console.log(\"No errors found. Proceeding to submitForm.\");\n        this.formPassesValidation = true;\n        this.submitForm();\n      }\n    }\n  }, {\n    key: \"clearErrors\",\n    value: function clearErrors() {\n      var _this3 = this;\n\n      // Find all the errors displayed in the form and store them\n      var $errorMessages = this.$form.find(\".ibis-form-error\"); // Remove error ID from `aria-describedby`\n\n      $errorMessages.each(function (message) {\n        var errorId = message.id;\n\n        _this3.$form.find(\"[aria-describedby~=\\\"\".concat(errorId, \"\\\"]\")).each(function (input, i) {\n          var newDescribedBy = input.getAttribute(\"aria-describedby\");\n          newDescribedBy = newDescribedBy.replace(errorId, \"\").trim();\n          input.setAttribute(\"aria-describedby\", newDescribedBy);\n        });\n      }); // Remove `aria-invalid` attributes\n\n      this.$form.find(\"[aria-invalid]\").each(function (input, i) {\n        input.removeAttribute(\"aria-invalid\");\n      }); // Remove error message HTML\n\n      $errorMessages.remove(); // Remove error message container class\n\n      this.$form.find(\".ibis-form-row--error\").removeClass(\"ibis-form-row--error\"); // Remove error summary\n\n      this.$form.find(\"#ValidationSummary\").remove();\n    }\n  }, {\n    key: \"loopDedupeErrors\",\n    value: function loopDedupeErrors(cb) {\n      // Keep track of the unique `name` attributes we've come across. We do this so that checkboxes/radios only show a single error for the whole group, rather than one error message for each checkbox/radio.\n      var uniqueNames = [];\n      this.formErrorList.forEach(function (errorItem, i) {\n        // Check the name of this input vs. the list of names already encountered. Only proceeding if it returns false (aka, it's not in the array).\n        if (!uniqueNames.includes(errorItem.name)) {\n          cb(errorItem, i); // Add the input name to uniqueNames so we don't repeat all this\n\n          uniqueNames.push(errorItem.name);\n        }\n      });\n    }\n  }, {\n    key: \"printErrors\",\n    value: function printErrors() {\n      if (this.debug) console.log(\"Printing errors...\"); // Remove any currently visible errors\n\n      this.clearErrors();\n      this.loopDedupeErrors(function (errorItem) {\n        var $input = (0, _umbrellajs.default)(errorItem.element);\n        var errorId = \"\".concat(errorItem.name, \"-Error\"); // Generate error message element\n\n        var $errorMessage = (0, _umbrellajs.default)(\"<div>\").attr({\n          class: \"ibis-form-error\",\n          id: errorId\n        }).text(errorItem.error); // Check the type of input, as this changes where we want to insert the error element.\n\n        if (errorItem.element.type === \"checkbox\") {\n          // Check if this is a switch, as we place those errors differently\n          if (errorItem.element.classList.contains(\"ibis-switch__input\")) {\n            $input.closest(\".ibis-switch\").append($errorMessage);\n          } else {\n            $input.closest(\".ibis-checkboxes\").before($errorMessage);\n          }\n        } else if (errorItem.element.type === \"radio\") {\n          $input.closest(\".ibis-radios\").before($errorMessage);\n        } else if (errorItem.element.type === \"select-one\") {\n          $input.closest(\".ibis-select\").before($errorMessage);\n        } else if (errorItem.element.classList.contains(\"ibis-date-input__input\")) {\n          // We're in a Date Input. These can show multiple errors at\n          // once, potentially. For neatness, we're only gonna show one.\n          if (!errorItem.element.closest(\".ibis-date-input\").previousElementSibling.classList.contains(\"ibis-form-error\")) {\n            $input.closest(\".ibis-date-input\").before($errorMessage);\n          }\n        } else {\n          $input.before($errorMessage);\n        } // Add aria-invalid and update aria-describedby on affected inputs\n\n\n        (0, _umbrellajs.default)(\"[name=\\\"\".concat(errorItem.name, \"\\\"]\")).attr({\n          \"aria-invalid\": \"true\",\n          \"aria-describedby\": \"\".concat($input.attr(\"aria-describedby\"), \" \").concat(errorId)\n        }); // Add error class to the nearest row\n\n        $input.closest(\".ibis-form-row\").addClass(\"ibis-form-row--error\");\n      }); // this.showErrorSummary(this.formErrorList);\n\n      var $errorInputs = this.$form.find(\"[aria-invalid]\");\n      console.log($errorInputs.nodes);\n\n      if ($errorInputs.nodes.length > 0) {\n        $errorInputs.nodes[0].scroll();\n        $errorInputs.nodes[0].focus();\n      }\n    }\n  }, {\n    key: \"showErrorSummary\",\n    value: function showErrorSummary(errorList) {\n      if (this.debug) console.log(\"Showing error summary.\"); // Try and grab the template we use for the error summary\n\n      var template = this.$form.find(\".ibis-form__error-summary\");\n\n      if (template.length > 0) {\n        var $template = (0, _umbrellajs.default)(template.nodes[0].innerHTML);\n        var $list = $template.find(\"ol\");\n        $list.empty(); // Loop through errors and add them to the list\n\n        this.loopDedupeErrors(function (errorItem) {\n          var $a = (0, _umbrellajs.default)(\"<a>\").attr({\n            href: \"#\".concat(errorItem.id)\n          }).html(\"<strong>\".concat(errorItem.label, \":</strong> \").concat(errorItem.error));\n          var $li = (0, _umbrellajs.default)(\"<li>\").append($a);\n          $list.append($li);\n        }); // Add error summary to the top of the form\n\n        this.$form.prepend($template); // Move screen/keyboard focus to the top of the form\n\n        this.$form.find(\"#ValidationSummary\").attr({\n          tabindex: \"-1\"\n        }).scroll();\n      }\n    }\n  }, {\n    key: \"submitForm\",\n    value: function submitForm() {\n      if (this.debug) console.log(\"Final preflight before form submit...\");\n      var $submitButtons = this.$form.find('[type=\"submit\"]'); // Add disabled + loading animation to any submit buttons, to prevent accidental double submission\n\n      $submitButtons.each(function (button) {\n        button.disabled = true;\n        button.setAttribute(\"aria-busy\", \"true\");\n      }); // If we stored which button the user clicked, and that button has form\n      // information (a `name` is required, a `value` is not, so we check for\n      // name) then copy that information into a hidden input so it's still\n      // getting submitted.\n\n      if (this.clickedSubmitButton && this.clickedSubmitButton.name) {\n        var $submitFormData = (0, _umbrellajs.default)(\"<input>\").attr({\n          type: \"hidden\",\n          name: this.clickedSubmitButton.name,\n          value: this.clickedSubmitButton.value\n        });\n        this.$form.append($submitFormData);\n      } // Update the form state so we don't trigger the unload check.\n\n\n      this.initialFormState = this.getFormState(); // Re-submit the form programatically\n      // This is being done in a real round-about way because, for some reason,\n      // using the trigger() method just ain't working.\n\n      this.$form.nodes[0].submit();\n    }\n  }, {\n    key: \"determineInputLabel\",\n    value: function determineInputLabel(input) {\n      return (0, _umbrellajs.default)(input).closest(\".ibis-form-row\").find(\"label, legend\").nodes[0].innerText;\n    }\n  }, {\n    key: \"determineErrorMessage\",\n    value: function determineErrorMessage(input) {\n      // Set the 'default' error. This will also be populated with any custom-\n      // defined error messaging we have going.\n      var validationMessage = input.validationMessage; // The format of the value doesn't match what is defined in the `pattern` attribute.\n\n      if (input.validity.patternMismatch) {\n        validationMessage = input.dataset.valPattern || input.dataset.valRegex || \"Value does not meet the expected format.\";\n      } // The format of the value doesn't match the `type` of the input.\n      else if (input.validity.typeMismatch) {\n          if (input.dataset.valType) {\n            validationMessage = input.dataset.valType;\n          } else {\n            switch (input.type) {\n              case \"color\":\n                validationMessage = \"Value is not a valid hexidecimal code.\";\n                break;\n\n              case \"date\":\n                validationMessage = \"Value is not a valid date.\";\n                break;\n\n              case \"email\":\n                validationMessage = \"Value is not a valid email address.\";\n                break;\n\n              case \"number\":\n                validationMessage = \"Value is not a number.\";\n                break;\n\n              case \"tel\":\n                validationMessage = \"Value is not a valid telephone number.\";\n                break;\n\n              case \"url\":\n                validationMessage = \"Value is not a valid URL.\";\n                break;\n\n              default:\n                validationMessage = \"Value does not match expected type.\";\n                break;\n            }\n          }\n        } // The value is greater than the `max` attribute.\n        else if (input.validity.rangeOverflow) {\n            validationMessage = input.dataset.valMax || \"Value must be \".concat(input.attributes.max.value, \" or less.\");\n          } // The value is less than the `min` attribute.\n          else if (input.validity.rangeUnderflow) {\n              validationMessage = input.dataset.valMin || \"Value must be \".concat(input.attributes.min.value, \" or more.\");\n            } // The value is not a multiple of the `step` attribute + the `min` attribute.\n            // e.g. if `step` = 5 and `min` = 2, allowed values would be 2, 7, 12, 17, etc.\n            else if (input.validity.stepMismatch) {\n                validationMessage = input.dataset.valStep || \"Value must be a multiple of \".concat(input.attributes.step.value, \".\");\n              } // The value is longer than the `maxlength` attribute.\n              else if (input.validity.tooLong) {\n                  validationMessage = input.dataset.valMaxlength || \"Value cannot be longer than \".concat(input.attributes.maxlength.value, \" characters. Currently it is \").concat(input.value.length, \" characters.\");\n                } // The value is shorter than the `minlength` attribute.\n                else if (input.validity.tooShort) {\n                    validationMessage = input.dataset.valMinlength || \"Value cannot be shorter than \".concat(input.attributes.minlength.value, \" characters. Currently it is \").concat(input.value.length, \" characters.\");\n                  } // The value is missing and the input has the `required` attribute.\n                  else if (input.validity.valueMissing) {\n                      validationMessage = input.dataset.valRequired || input.dataset.valRequiredlist || \"Fill out this field.\";\n                    }\n\n      return validationMessage;\n    }\n  }, {\n    key: \"incompleteFormNavigationWarning\",\n    value: function incompleteFormNavigationWarning() {\n      var _this4 = this;\n\n      // Capture and store the initial state of the form after the loading the page.\n      window.addEventListener(\"load\", function (_) {\n        _this4.initialFormState = _this4.getFormState();\n        if (_this4.debug) console.log(\"FINDING FORM STATE\", _this4.initialFormState);\n      }); // If the page is being unloaded, check to see if the form state is\n      // different to when the page was last loaded or successfully submitted.\n\n      window.addEventListener(\"beforeunload\", function (event) {\n        var newFormState = _this4.getFormState();\n\n        if (_this4.debug) console.log(\"INITIAL FORM STATE\", _this4.initialFormState);\n        if (_this4.debug) console.log(\"NEW FORM STATE\", newFormState);\n\n        if (newFormState !== _this4.initialFormState) {\n          // If the form state is different to when the page was loaded, prevent\n          // navigation. This will cause all modern browsers to automatically\n          // display a prompt asking the user whether they wish to leave the page\n          // or not. This prompt cannot be customised.\n          event.preventDefault(); // IE equivalent of the above.\n\n          event.returnValue = \"\";\n        }\n      });\n    }\n  }, {\n    key: \"getFormState\",\n    value: function getFormState() {\n      var formState = \"\";\n\n      if (this.$form.nodes.length > 0) {\n        var formElements = this.$form.nodes[0].querySelectorAll(\"input:not([type=hidden],[type=radio],[type=checkbox]), input[type=radio]:checked, input[type=checkbox]:checked, select, textarea\");\n        var _iteratorNormalCompletion = true;\n        var _didIteratorError = false;\n        var _iteratorError = undefined;\n\n        try {\n          for (var _iterator = formElements[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {\n            var element = _step.value;\n\n            if (element.name) {\n              if (formState === \"\") {\n                formState = formState.concat(element.name, \"=\", element.value);\n              } else {\n                formState = formState.concat(\"&\", element.name, \"=\", element.value);\n              }\n            }\n          }\n        } catch (err) {\n          _didIteratorError = true;\n          _iteratorError = err;\n        } finally {\n          try {\n            if (!_iteratorNormalCompletion && _iterator.return != null) {\n              _iterator.return();\n            }\n          } finally {\n            if (_didIteratorError) {\n              throw _iteratorError;\n            }\n          }\n        }\n      }\n\n      return formState;\n    }\n  }]);\n\n  return Form;\n}();\n\nexports.default = Form;\n\n},{\"umbrellajs\":171}],13:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nvar _tokensWeb = _interopRequireDefault(require(\"../../dist/tokens/tokens.web.json\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar GlobalMasthead =\n/*#__PURE__*/\nfunction () {\n  function GlobalMasthead($module) {\n    _classCallCheck(this, GlobalMasthead);\n\n    this.$module = $module; // Configure IDs\n\n    this.navToggleId = \"mastheadToggleNav\";\n    this.navigationId = \"navigation\"; // Get the elements\n\n    this.$navToggle = document.getElementById(this.navToggleId);\n    this.$navigation = document.getElementById(this.navigationId); // Responsiveness\n\n    this.matchMediaList = window.matchMedia(\"(min-width: \".concat(_tokensWeb.default.props[\"bp_jupiter\"].originalValue, \")\"));\n    this.matchMediaList.addListener(this.createOrDestroy.bind(this)); // Run the things\n\n    this.createOrDestroy();\n  }\n\n  _createClass(GlobalMasthead, [{\n    key: \"create\",\n    value: function create() {\n      this.toggle = this.toggle.bind(this);\n      this.$navToggle.setAttribute(\"aria-controls\", this.navigationId);\n      this.$navToggle.setAttribute(\"aria-expanded\", \"false\");\n      this.$navigation.setAttribute(\"aria-controlledby\", this.navToggleId);\n      this.$navToggle.addEventListener(\"click\", this.toggle);\n      this.$navigation.inert = true;\n    }\n  }, {\n    key: \"destroy\",\n    value: function destroy() {\n      this.$navToggle.removeAttribute(\"aria-controls\");\n      this.$navToggle.removeAttribute(\"aria-expanded\");\n      this.$navigation.removeAttribute(\"aria-controlledby\");\n      this.$navToggle.removeEventListener(\"click\", this.toggle);\n      document.documentElement.classList.remove(\"nav-open\");\n      this.$navigation.inert = false;\n    }\n  }, {\n    key: \"createOrDestroy\",\n    value: function createOrDestroy() {\n      if (this.matchMediaList.matches) {\n        // Desktop!\n        this.destroy();\n      } else {\n        // Mobile!\n        this.create();\n      }\n    }\n  }, {\n    key: \"toggle\",\n    value: function toggle() {\n      if (document.documentElement.classList.contains(\"nav-open\")) {\n        this.close();\n      } else {\n        this.open();\n      }\n    }\n  }, {\n    key: \"open\",\n    value: function open() {\n      document.documentElement.classList.add(\"nav-open\");\n      this.$navToggle.setAttribute(\"aria-expanded\", \"true\");\n      this.$navigation.inert = false;\n    }\n  }, {\n    key: \"close\",\n    value: function close() {\n      document.documentElement.classList.remove(\"nav-open\");\n      this.$navToggle.setAttribute(\"aria-expanded\", \"false\");\n      this.$navigation.inert = true;\n    }\n  }]);\n\n  return GlobalMasthead;\n}();\n\nexports.default = GlobalMasthead;\n\n},{\"../../dist/tokens/tokens.web.json\":33,\"../../src/js/global/helper\":177}],14:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar InputCounter =\n/*#__PURE__*/\nfunction () {\n  function InputCounter($module) {\n    var _this = this;\n\n    _classCallCheck(this, InputCounter);\n\n    this.$module = $module;\n    this.$textarea = $module.querySelector(\"textarea, input\");\n    this.settings = {\n      maxLength: Number($module.dataset.countMax) || Number(this.$textarea.maxLength),\n      countWords: typeof $module.dataset.countWords !== \"undefined\" ? true : false\n    };\n    this.$counter = this.buildCounterHtml(); // Activate!\n\n    this.updateCounter(); // Bind input event\n\n    this.$textarea.addEventListener(\"input\", function () {\n      _this.updateCounter();\n    });\n  }\n\n  _createClass(InputCounter, [{\n    key: \"buildCounterHtml\",\n    value: function buildCounterHtml() {\n      if (!this.$textarea.id) {\n        console.error(\"TextareaCounter: Textarea must have a unique `id` attribute set to attach a counter.\");\n        return;\n      }\n\n      var counterId = this.$textarea.id + \"-Counter\"; // Add `aria-describedby` attribute to textarea\n\n      if (this.$textarea.getAttribute(\"aria-describedby\")) {\n        var describedBy = this.$textarea.getAttribute(\"aria-describedby\");\n        this.$textarea.setAttribute(\"aria-describedby\", \"\".concat(describedBy, \" \").concat(counterId));\n      } else {\n        this.$textarea.setAttribute(\"aria-describedby\", counterId);\n      } // Remove maxlength attribute as we're going to validate that separately now\n\n\n      this.$textarea.removeAttribute(\"maxlength\"); // Create counter HTML\n\n      var $counterContainer = document.createElement(\"div\");\n      $counterContainer.setAttribute(\"id\", counterId);\n      $counterContainer.classList.add(\"ibis-input-counter__counter\"); // Append\n\n      this.$module.appendChild($counterContainer);\n      return $counterContainer;\n    }\n  }, {\n    key: \"updateCounter\",\n    value: function updateCounter() {\n      var count = this.count(); // Get our words right\n\n      var countMethod = {\n        singular: \"character\",\n        plural: \"characters\"\n      };\n\n      if (this.settings.countWords) {\n        countMethod = {\n          singular: \"word\",\n          plural: \"words\"\n        };\n      } // Counter text\n      // Input value is too long, message that\n\n\n      if (count.tooLong) {\n        this.$counter.setAttribute(\"role\", \"alert\");\n        this.$textarea.setCustomValidity(\"Input is too long. A maximum of \".concat(count.maxLength, \" \").concat(countMethod.plural, \" are allowed. You have used \").concat(count.countUsed, \" \").concat(count.countUsed === 1 ? countMethod.singular : countMethod.plural, \".\")); // Input value is within acceptable parameters\n      } else {\n        this.$counter.removeAttribute(\"role\");\n        this.$textarea.setCustomValidity(\"\");\n      } // Update counter text\n\n\n      this.$counter.innerText = \"\".concat(count.countUsed, \"/\").concat(count.maxLength, \" \").concat(count.maxLength === 1 ? countMethod.singular : countMethod.plural, \".\");\n      this.$counter.setAttribute(\"aria-live\", count.countRemaining < 1 ? \"assertive\" : \"polite\");\n    }\n  }, {\n    key: \"count\",\n    value: function count() {\n      var textareaLength = this.$textarea.value.length;\n\n      if (this.settings.countWords) {\n        textareaLength = this.$textarea.value.split(/\\s/gm).filter(String).length;\n      }\n\n      var countRemaining = this.settings.maxLength - textareaLength;\n      return {\n        maxLength: this.settings.maxLength,\n        countUsed: textareaLength,\n        countRemaining: countRemaining,\n        countOver: countRemaining < 0 ? Math.abs(countRemaining) : 0,\n        tooLong: countRemaining < 0 ? true : false\n      };\n    }\n  }]);\n\n  return InputCounter;\n}();\n\nexports.default = InputCounter;\n\n},{}],15:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _mediumEditor = _interopRequireDefault(require(\"medium-editor\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar InputRTE =\n/*#__PURE__*/\nfunction () {\n  function InputRTE($module) {\n    _classCallCheck(this, InputRTE);\n\n    this.$module = $module; //this.$module.setAttribute('hidden', 'hidden');\n\n    this.id = this.$module.getAttribute(\"id\");\n    this.$module.classList.add(\"ibis-prose\"); // Build the new elements we're making\n\n    this.buildToolbarContainer(); // Initialize editor\n\n    this.initEditor();\n  }\n\n  _createClass(InputRTE, [{\n    key: \"buildToolbarContainer\",\n    value: function buildToolbarContainer() {\n      this.toolbarId = \"\".concat(this.id, \"-Toolbar\");\n      var toolbar = document.createElement(\"div\");\n      toolbar.setAttribute(\"id\", this.toolbarId);\n      this.$module.parentNode.insertBefore(toolbar, this.$module);\n    }\n  }, {\n    key: \"initEditor\",\n    value: function initEditor() {\n      var editor = new _mediumEditor.default(this.$module, {\n        toolbar: {\n          relativeContainer: document.getElementById(this.toolbarId),\n          buttons: [\"bold\", \"italic\", \"anchor\", \"orderedlist\", \"unorderedlist\"]\n        }\n      });\n    }\n  }]);\n\n  return InputRTE;\n}();\n\nexports.default = InputRTE;\n\n},{\"medium-editor\":163}],16:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar Input = function Input($module) {\n  _classCallCheck(this, Input);\n\n  this.$module = $module; // Put code here\n};\n\nexports.default = Input;\n\n},{}],17:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar LocationInput =\n/*#__PURE__*/\nfunction () {\n  function LocationInput($module) {\n    _classCallCheck(this, LocationInput);\n\n    this.$container = $module;\n    this.$input = $module.querySelector(\"input\");\n    this.$button = $module.querySelector(\"button\"); // If geolocation API is unavailable, remove the button and exit\n\n    if (!navigator.geolocation) {\n      this.$button.remove();\n      return;\n    } // Otherwise initialise\n\n\n    this.create();\n  }\n\n  _createClass(LocationInput, [{\n    key: \"create\",\n    value: function create() {\n      // a11y\n      this.$button.setAttribute(\"aria-controls\", this.$input.id); // event handlers\n\n      this.$button.bindClick = this.onClick.bind(this);\n      this.$button.addEventListener(\"click\", this.$button.bindClick, true);\n    }\n  }, {\n    key: \"onClick\",\n    value: function onClick() {\n      var _this = this;\n\n      navigator.geolocation.getCurrentPosition(function (position) {\n        console.log({\n          position: position\n        });\n\n        _this.populateInput(position);\n      }, function (error) {\n        console.log({\n          error: error\n        });\n      });\n    }\n  }, {\n    key: \"populateInput\",\n    value: function populateInput(position) {\n      // If you wanna do reverse geocoding to prettify the lat/lng, do it here\n      // Populate the input element\n      this.$input.value = \"\".concat(position.coords.latitude, \", \").concat(position.coords.longitude);\n      this.$input.focus();\n    }\n  }]);\n\n  return LocationInput;\n}();\n\nexports.default = LocationInput;\n\n},{}],18:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Notification =\n/*#__PURE__*/\nfunction () {\n  function Notification(notificationContent) {\n    var settings = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, Notification);\n\n    var defaultSettings = {\n      assertive: false,\n      allowHTML: false,\n      dismissable: true,\n      notificationClasses: \"\",\n      duration: 0,\n      // ms (if 0, stays visible indefinitely)\n      transitionInDuration: 0,\n      // ms (if 0, does not transition)\n      transitionOutDuration: 0,\n      // ms (if 0, does not transition)\n      classes: {\n        notificationCentre: \"ibis-notification-centre\",\n        notification: \"ibis-notification\",\n        notificationTransitionIn: \"ibis-notification--transition-in\",\n        notificationTransitionOut: \"ibis-notification--transition-out\"\n      },\n      i18n: {\n        dismissLabel: \"Dismiss\"\n      }\n    };\n    this.settings = Object.assign({}, defaultSettings, settings);\n    this.notificationContent = notificationContent; // Keep an eye on these things\n\n    this.$notificationCentre = null; // Go!\n\n    this.setup();\n  }\n\n  _createClass(Notification, [{\n    key: \"setup\",\n    value: function setup() {\n      // Get notification centre element\n      this.$notificationCentre = this.buildNotificationCentre();\n      this.addNotification();\n    }\n  }, {\n    key: \"destroy\",\n    value: function destroy() {\n      // Delete notification centre element\n      this.$notificationCentre.remove();\n    }\n  }, {\n    key: \"buildNotificationCentre\",\n    value: function buildNotificationCentre() {\n      // Create the notification centre div if it doesn't exist\n      if (!document.getElementById(\"notification-centre\")) {\n        var $nc = document.createElement(\"div\");\n        $nc.id = \"notification-centre\";\n        $nc.className = this.settings.classes.notificationCentre;\n        $nc.ariaLabel = \"Notification centre\";\n        document.body.appendChild($nc);\n      }\n\n      return document.getElementById(\"notification-centre\");\n    }\n  }, {\n    key: \"addNotification\",\n    value: function addNotification() {\n      var _this = this;\n\n      // Notification container\n      var nId = \"notification-\".concat(_helper.default.generateGuid());\n      var $n = document.createElement(\"div\");\n      $n.id = nId; // generate unique ID\n\n      $n.className = this.settings.classes.notification;\n      $n.role = this.settings.assertive ? \"alert\" : \"status\"; // Notification body\n\n      var $body = document.createElement(\"div\");\n      $body.className = \"\".concat(this.settings.classes.notification, \"__body\");\n\n      if (this.settings.allowHTML) {\n        $body.innerHTML = this.notificationContent;\n      } else {\n        $body.innerText = this.notificationContent;\n      }\n\n      $n.appendChild($body); // Dismiss button\n\n      if (this.settings.dismissable) {\n        var $dismiss = document.createElement(\"button\");\n        $dismiss.type = \"button\";\n        $dismiss.className = \"\".concat(this.settings.classes.notification, \"__dismiss\");\n        $dismiss.innerHTML = \"\\n\\t\\t\\t\\t<span aria-hidden=\\\"true\\\">&times;</span>\\n\\t\\t\\t\\t<span class=\\\"iu-sr\\\">\".concat(this.settings.i18n.dismissLabel, \"</span>\\n\\t\\t\\t\");\n        $dismiss.addEventListener(\"click\", function () {\n          if (_this.settings.transitionOutDuration) {\n            $n.classList.add(_this.settings.classes.notificationTransitionOut);\n            setTimeout(function () {\n              _this.removeNotification(nId);\n            }, _this.settings.transitionOutDuration);\n          } else {\n            _this.removeNotification(nId);\n          }\n        });\n        $n.appendChild($dismiss);\n      } // All the annoying duration/transition gubbins\n\n\n      if (this.settings.transitionInDuration) {\n        $n.classList.add(this.settings.classes.notificationTransitionIn);\n        setTimeout(function () {\n          $n.classList.remove(_this.settings.classes.notificationTransitionIn);\n          _this.$notificationCentre.scrollTop = _this.$notificationCentre.scrollHeight;\n        }, this.settings.transitionInDuration);\n      } else {\n        this.$notificationCentre.scrollTop = this.$notificationCentre.scrollHeight;\n      }\n\n      if (this.settings.transitionOutDuration && this.settings.duration) {\n        setTimeout(function () {\n          $n.classList.add(_this.settings.classes.notificationTransitionOut);\n          setTimeout(function () {\n            _this.removeNotification(nId);\n          }, _this.settings.transitionOutDuration);\n        }, this.settings.transitionInDuration + this.settings.duration);\n      } else if (this.settings.duration) {\n        setTimeout(function () {\n          _this.removeNotification(nId);\n        }, this.settings.duration);\n      }\n\n      this.$notificationCentre.appendChild($n);\n    }\n  }, {\n    key: \"removeNotification\",\n    value: function removeNotification(id) {\n      var $n = document.getElementById(id);\n\n      if ($n) {\n        $n.remove();\n      }\n    }\n  }, {\n    key: \"removeAllNotifications\",\n    value: function removeAllNotifications() {\n      if (!this.$notificationCentre.hasChildNodes()) {\n        return;\n      }\n\n      var $notifications = this.$notificationCentre.childNodes;\n\n      for (var i = 0; i < $notifications.length; i++) {\n        this.$notificationCentre.removeChild($notifications[i]);\n      }\n    }\n  }]);\n\n  return Notification;\n}();\n\nexports.default = Notification;\n\n},{\"../../src/js/global/helper\":177}],19:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar ProcessMasthead =\n/*#__PURE__*/\nfunction () {\n  function ProcessMasthead($module) {\n    _classCallCheck(this, ProcessMasthead);\n\n    this.$module = $module;\n    this.$exitLink = this.$module.querySelector(\".ibis-process-masthead__exit\"); // Exit if no exit link exists\n\n    if (!this.$exitLink) {\n      return;\n    }\n\n    this.setup();\n  }\n\n  _createClass(ProcessMasthead, [{\n    key: \"setup\",\n    value: function setup() {\n      // Confirm exit before leaving\n      this.$exitLink.boundClick = this.confirmExit.bind(this);\n      this.$exitLink.addEventListener(\"click\", this.$exitLink.boundClick);\n    }\n  }, {\n    key: \"teardown\",\n    value: function teardown() {\n      this.exitLink.removeEventListener(\"click\", this.$exitLink.boundClick);\n    }\n  }, {\n    key: \"confirmExit\",\n    value: function confirmExit() {\n      if (confirm(\"Are you sure you want to leave?\")) {\n        window.location = this.$exitLink.href;\n        return true;\n      }\n\n      return false;\n    }\n  }]);\n\n  return ProcessMasthead;\n}();\n\nexports.default = ProcessMasthead;\n\n},{\"../../src/js/global/helper\":177}],20:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _vue = _interopRequireDefault(require(\"vue/dist/vue.js\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Quiz =\n/*#__PURE__*/\nfunction () {\n  function Quiz($module) {\n    var _this = this;\n\n    _classCallCheck(this, Quiz);\n\n    this.$module = $module;\n    this.$quizContainer = $module.querySelector(\".ibis-quiz__container\");\n    document.addEventListener(\"DOMContentLoaded\", function () {\n      _this.initVue();\n    });\n  }\n\n  _createClass(Quiz, [{\n    key: \"initVue\",\n    value: function initVue() {\n      var self = this;\n      new _vue.default({\n        el: self.$quizContainer,\n        delimiters: [\"<%\", \"%>\"],\n        data: function data() {\n          return {\n            currentSlide: 0,\n            quizType: \"\",\n            questions: {},\n            userAnswers: []\n          };\n        },\n        mounted: function mounted() {\n          var config = JSON.parse(self.$module.querySelector('script[type=\"application/json\"]').innerText);\n          this.quizType = config.quizType;\n          this.questions = config.questions;\n        },\n        methods: {\n          setAnswer: function setAnswer(questionIndex, value) {\n            _vue.default.set(this.userAnswers, questionIndex, value);\n\n            this.nextSlide();\n          },\n          prevSlide: function prevSlide() {\n            this.currentSlide--;\n          },\n          nextSlide: function nextSlide() {\n            if (this.currentSlide + 1 >= this.questions.length) {\n              // No more questions, go to result slide\n              this.currentSlide = -1;\n              return;\n            }\n\n            this.currentSlide++;\n          }\n        },\n        computed: {\n          result: function result() {\n            if (this.quizType === \"textConcat\") {\n              return this.userAnswers.join(\" \");\n            } else if (this.quizType === \"numberTotal\") {\n              return this.userAnswers.reduce(function (acc, val) {\n                return acc + Number(val);\n              }, 0);\n            }\n\n            return false;\n          }\n        }\n      });\n    }\n  }]);\n\n  return Quiz;\n}();\n\nexports.default = Quiz;\n\n},{\"vue/dist/vue.js\":173}],21:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _chart = _interopRequireDefault(require(\"chart.js\"));\n\nvar _merge2 = _interopRequireDefault(require(\"lodash/merge\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar RadarChart =\n/*#__PURE__*/\nfunction () {\n  function RadarChart($module) {\n    var config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, RadarChart);\n\n    this.$module = $module; // Global chart defaults\n\n    _chart.default.defaults.font.family = \"Poppins, 'Poppins', Calibri, Helvetica, Geneva, Univers, Arial, sans-serif\"; // Bar chart config\n\n    var defaultConfig = {\n      responsive: true,\n      plugins: {\n        tooltip: {\n          enabled: false\n        },\n        legend: {\n          position: \"bottom\",\n          align: \"start\",\n          labels: {\n            boxWidth: 12,\n            boxHeight: 12\n          }\n        }\n      },\n      elements: {\n        point: {\n          pointStyle: function pointStyle(context) {\n            return context.datasetIndex % 2 ? \"rect\" : \"circle\";\n          }\n        }\n      },\n      scales: {\n        r: {\n          ticks: {\n            stepSize: 1,\n            font: {\n              weight: \"bold\"\n            }\n          }\n        }\n      }\n    };\n    this.settings = (0, _merge2.default)(defaultConfig, config); // Go\n\n    this.chart = new _chart.default(this.$module, {\n      type: \"radar\",\n      data: {},\n      options: this.settings\n    });\n  }\n\n  _createClass(RadarChart, [{\n    key: \"updateChart\",\n    value: function updateChart(data) {\n      this.chart.data.labels = data.labels;\n      this.chart.data.datasets = this.injectDataStyles(data.data);\n      this.chart.update();\n    }\n  }, {\n    key: \"injectDataStyles\",\n    value: function injectDataStyles(data) {\n      var _this = this;\n\n      if (!data) return []; // Chart.js, for whatever reason, ties presentation data in with actual data.\n      // It's very annoying.\n\n      var pointColors = [\"rgb(33, 209, 130)\", \"rgb(223, 224, 225)\"];\n\n      for (var i = 0; i < data.length; i++) {\n        data[i] = Object.assign({}, data[i], {\n          pointBackgroundColor: pointColors[i],\n          borderWidth: 1,\n          borderColor: pointColors[i],\n          backgroundColor: function backgroundColor(context) {\n            var c1 = \"hsla(153, 73%, 67%, .5)\";\n            var c2 = \"hsla(153, 73%, 47%, .5)\";\n\n            if (context.datasetIndex === 1) {\n              c1 = \"hsla(210, 3%, 88%, .5)\";\n              c2 = \"hsla(210, 3%, 68%, .5)\";\n            }\n\n            return _this.createRadialGradient(context, c1, c2);\n          }\n        });\n      }\n\n      return data;\n    }\n  }, {\n    key: \"createRadialGradient\",\n    value: function createRadialGradient(context, colorStart, colorEnd) {\n      var chartArea = context.chart.chartArea;\n\n      if (!chartArea) {\n        // This case happens on initial chart load\n        return null;\n      }\n\n      var gradient;\n      var chartWidth = chartArea.right - chartArea.left;\n      var chartHeight = chartArea.bottom - chartArea.top;\n      var centerX = (chartArea.left + chartArea.right) / 2;\n      var centerY = (chartArea.top + chartArea.bottom) / 2;\n      var r = Math.min((chartArea.right - chartArea.left) / 2, (chartArea.bottom - chartArea.top) / 2);\n      var ctx = context.chart.ctx;\n      gradient = ctx.createRadialGradient(centerX, centerY, 0, centerX, centerY, r);\n      gradient.addColorStop(0, colorStart);\n      gradient.addColorStop(1, colorEnd);\n      return gradient;\n    }\n  }, {\n    key: \"debugTestData\",\n    value: function debugTestData() {\n      this.updateChart({\n        labels: [\"1\", \"2\", \"3\", \"4\", \"5\", \"6\", \"7\", \"8\", \"9\", \"10\", \"11\", \"12\", \"13\", \"14\", \"15\", \"16\", \"17\", \"18\", \"19\", \"20\", \"21\", \"22\", \"23\", \"24\", \"25\", \"26\", \"27\", \"28\", \"29\"],\n        data: [{\n          label: \"Your rating\",\n          data: [5, 4, 3, 5, 2, 3, 5, 0, 1, 2, 5, 4, 5, 4, 3, 4, 4, 1, 0, 2, 0, 2, 3, 5, 4, 5, 3, 2, 1]\n        }, {\n          label: \"Benchmark comparison\",\n          data: [0, 4, 5, 3, 3, 2, 4, 5, 2, 0, 1, 1, 2, 0, 3, 0, 5, 4, 3, 2, 2, 4, 3, 5, 1, 3, 5, 3, 2]\n        }]\n      });\n    }\n  }]);\n\n  return RadarChart;\n}();\n\nexports.default = RadarChart;\n\n},{\"chart.js\":64,\"lodash/merge\":160}],22:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Repeater =\n/*#__PURE__*/\nfunction () {\n  function Repeater($module) {\n    var settings = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n\n    _classCallCheck(this, Repeater);\n\n    this.$module = $module; // Settings\n\n    var defaults = {\n      indexReplacementString: \"%i\",\n      indexReplacementAttributes: [\"name\", \"id\", \"for\", \"aria-describedby\", \"aria-controlledby\", \"aria-controls\", \"data-valmsg-for\"],\n      rowSelector: \"[data-repeater-item]\",\n      templateSelector: \"[data-repeater-template]\",\n      containerSelector: \"[data-repeater-container]\",\n      addButtonSelector: \"[data-repeater-add]\",\n      removeButtonSelector: \"[data-repeater-remove]\",\n      min: 0,\n      max: null,\n      showStartingRow: true,\n      warnOnRemove: true,\n      warnOnRemoveMessage: \"Are you sure?\",\n      warnOnMinMessage: \"You must have at least n rows.\",\n      addRowCallback: function addRowCallback() {},\n      removeRowCallback: function removeRowCallback() {}\n    };\n    this.settings = Object.assign({}, defaults, settings); // Get the things\n\n    this.template = $module.querySelector(this.settings.templateSelector);\n    this.$container = $module.querySelector(this.settings.containerSelector);\n    this.$addButton = $module.querySelector(this.settings.addButtonSelector); // Work out how many sections already exist\n\n    this.rowCount = this.countRows();\n    this.rowIndex = this.rowCount; // Let's go!\n\n    this.create();\n  }\n\n  _createClass(Repeater, [{\n    key: \"create\",\n    value: function create() {\n      // ARIA stuff\n      var containerId = \"Repeater-\" + _helper.default.generateGuid();\n\n      this.$addButton.setAttribute(\"aria-controls\", containerId);\n      this.$container.setAttribute(\"aria-live\", \"polite\");\n      this.$container.setAttribute(\"aria-relevant\", \"additions removals\"); // Bind events\n\n      this.$addButton.bindClick = this.onAdd.bind(this);\n      this.$addButton.addEventListener(\"click\", this.$addButton.bindClick, true); // If there are no existing rows, show an empty one just to get started\n\n      if (this.settings.showStartingRow && this.rowIndex === 0) {\n        this.addRow();\n      } // If there ARE existing rows, make sure their remove buttons work\n      else if (this.rowIndex > 0) {\n          this.bindRemoveButtons(this.$container);\n        }\n    }\n  }, {\n    key: \"destroy\",\n    value: function destroy() {\n      // ARIA stuff\n      this.$addButton.removeAttribute(\"aria-controls\");\n      this.$container.removeAttribute(\"aria-live\");\n      this.$container.removeAttribute(\"aria-relevant\"); // Unbind events\n\n      this.$addButton.removeEventListener(\"click\", this.$addButton.bindClick, true);\n    }\n  }, {\n    key: \"toggleAddButtonVisibility\",\n    value: function toggleAddButtonVisibility() {\n      if (this.settings.max !== null && this.rowCount >= this.settings.max) {\n        this.hideButton();\n      } else {\n        this.showButton();\n      }\n    }\n  }, {\n    key: \"countRows\",\n    value: function countRows() {\n      var _this$$container$quer;\n\n      return ((_this$$container$quer = this.$container.querySelectorAll(this.settings.rowSelector)) === null || _this$$container$quer === void 0 ? void 0 : _this$$container$quer.length) || 0;\n    }\n  }, {\n    key: \"onAdd\",\n    value: function onAdd() {\n      this.addRow();\n    }\n  }, {\n    key: \"onRemove\",\n    value: function onRemove(e) {\n      this.removeRow(e.target.closest(this.settings.rowSelector));\n    }\n  }, {\n    key: \"bindRemoveButtons\",\n    value: function bindRemoveButtons($scope) {\n      var $removeButtons = $scope.querySelectorAll(this.settings.removeButtonSelector);\n\n      for (var i = 0; i < $removeButtons.length; i++) {\n        $removeButtons[i].bindClick = this.onRemove.bind(this);\n        $removeButtons[i].addEventListener(\"click\", $removeButtons[i].bindClick, true);\n      }\n    }\n  }, {\n    key: \"addRow\",\n    value: function addRow() {\n      // Get Row HTML\n      var $html = this.getTemplateContent(); // Find and bind the remove row button\n\n      this.bindRemoveButtons($html); // Add it to the DOM\n\n      this.$container.appendChild($html);\n      this.rowIndex++;\n      this.rowCount++; // If we're now above the max rows, hide the add button\n\n      if (this.settings.max && this.rowCount >= this.settings.max) {\n        this.hideButton();\n      } // Callback\n\n\n      if (this.settings.addRowCallback) {\n        var $newRow = this.$container.querySelector(\"\".concat(this.settings.rowSelector, \":last-child\"));\n        this.settings.addRowCallback($newRow);\n      }\n    }\n  }, {\n    key: \"removeRow\",\n    value: function removeRow($rowElement) {\n      // If removing this row would put us below the min, don't let 'em\n      if (this.settings.min && this.rowCount - 1 < this.settings.min) {\n        alert(this.settings.warnOnMinMessage);\n        return;\n      } // Ask for confirmation about removing the row\n\n\n      if (this.settings.warnOnRemove && !window.confirm(this.settings.warnOnRemoveMessage)) {\n        return;\n      }\n\n      $rowElement.remove();\n      this.rowCount--; // If we're below the max rows now, show the add button\n\n      if (this.settings.max && this.rowCount < this.settings.max) {\n        this.showButton();\n      } // Callback\n\n\n      if (this.settings.removeRowCallback) {\n        this.settings.removeRowCallback();\n      }\n    }\n  }, {\n    key: \"showButton\",\n    value: function showButton() {\n      this.$addButton.removeAttribute(\"hidden\");\n    }\n  }, {\n    key: \"hideButton\",\n    value: function hideButton() {\n      this.$addButton.setAttribute(\"hidden\", \"hidden\");\n    }\n  }, {\n    key: \"getTemplateContent\",\n    value: function getTemplateContent() {\n      //return this.template.innerHTML;\n      // Polyfills lack of IE 11 support for <template>\n      if (\"content\" in document.createElement(\"template\")) {\n        return this.replaceTemplateValues(document.importNode(this.template.content, true));\n      } else {\n        var fragment = document.createDocumentFragment();\n        var children = this.template.childNodes;\n\n        for (var i = 0; i < children.length; i++) {\n          fragment.appendChild(children[i].cloneNode(true));\n        }\n\n        return this.replaceTemplateValues(fragment);\n      }\n    }\n  }, {\n    key: \"replaceTemplateValues\",\n    value: function replaceTemplateValues($row) {\n      var _this = this;\n\n      if (!this.settings.indexReplacementAttributes.length) {\n        return $row;\n      }\n\n      this.settings.indexReplacementAttributes.forEach(function (attr) {\n        _this.replaceValues($row, attr);\n      });\n      return $row;\n    }\n  }, {\n    key: \"replaceValues\",\n    value: function replaceValues($row, attribute) {\n      var _this2 = this;\n\n      var $elements = $row.querySelectorAll(\"[\".concat(attribute, \"*=\\\"\").concat(this.settings.indexReplacementString, \"\\\"]\"));\n      $elements.forEach(function (elem) {\n        var newValue = elem.getAttribute(attribute).replace(/%i/gm, _this2.rowIndex);\n        elem.setAttribute(attribute, newValue);\n      });\n      return $row;\n    }\n  }]);\n\n  return Repeater;\n}();\n\nexports.default = Repeater;\n\n},{\"../../src/js/global/helper\":177}],23:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _vue = _interopRequireDefault(require(\"vue/dist/vue.js\"));\n\nvar _axios = _interopRequireDefault(require(\"axios\"));\n\nvar _merge2 = _interopRequireDefault(require(\"lodash/merge\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar SalaryCalculator =\n/*#__PURE__*/\nfunction () {\n  function SalaryCalculator($module) {\n    var _this = this;\n\n    _classCallCheck(this, SalaryCalculator);\n\n    this.$module = $module;\n    this.$quizContainer = $module.querySelector(\".ibis-salary-calculator__container\");\n    document.addEventListener(\"DOMContentLoaded\", function () {\n      _this.initVue();\n    });\n  }\n\n  _createClass(SalaryCalculator, [{\n    key: \"initVue\",\n    value: function initVue() {\n      var self = this;\n      new _vue.default({\n        el: self.$module,\n        delimiters: [\"<%\", \"%>\"],\n        data: function data() {\n          return {\n            state: {\n              initialized: false,\n              loading: true\n            },\n            currentStep: 0,\n            totalSteps: 4,\n            rawSalary: 0,\n            displaySalary: 0,\n            displayAccuracyWarning: false,\n            currentQuestion: {},\n            userAnswers: {},\n            endpoint: \"\",\n            anim: {\n              startVal: 0,\n              curVal: 0,\n              endVal: 1,\n              duration: 1000\n            }\n          };\n        },\n        mounted: function mounted() {\n          this.mediaId = self.$module.dataset.mediaId;\n          this.endpoint = self.$module.dataset.endpoint;\n          this.loadData();\n        },\n        methods: {\n          loadData: function loadData() {\n            var _this2 = this;\n\n            var cb = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : function () {};\n            this.state.loading = true;\n            var sendData = (0, _merge2.default)({}, {\n              mediaID: this.mediaId\n            }, this.userAnswers);\n\n            _axios.default.get(this.endpoint, {\n              params: sendData\n            }).then(function (response) {\n              var data = response.data;\n              _this2.currentQuestion = data.question;\n              _this2.rawSalary = data.rawSalary;\n              _this2.displayAccuracyWarning = data.salaryDetailWarning;\n              _this2.totalSteps = data.amountOfQuestions;\n              _this2.currentStep = data.currentQuestionIndex;\n              _this2.state.loading = false;\n              _this2.state.error = false;\n              _this2.state.initialized = true;\n\n              if (!_this2.currentQuestion) {\n                _this2.currentStep = -1;\n              }\n\n              cb();\n            }).catch(function (error) {\n              _this2.state.loading = false;\n              _this2.state.error = true;\n            });\n          },\n          setAnswer: function setAnswer(questionKey, valueObj) {\n            _vue.default.set(this.userAnswers, questionKey, valueObj.answer);\n\n            this.loadData();\n          },\n          unsetLastAnswer: function unsetLastAnswer() {\n            var tempUserAnswers = this.userAnswers;\n            var questionKey = Object.keys(tempUserAnswers)[Object.keys(tempUserAnswers).length - 1];\n            delete tempUserAnswers[questionKey];\n            this.userAnswers = tempUserAnswers;\n            this.loadData();\n          },\n          resetCalculator: function resetCalculator() {\n            this.rawSalary = 0;\n            this.displaySalary = 0;\n            this.displayAccuracyWarning = false;\n            this.userAnswers = {};\n            this.loadData();\n          },\n          countAnimation: function countAnimation(timestamp) {\n            var a = this.anim; // Setup\n\n            if (!a.startTime) {\n              a.startTime = timestamp;\n            }\n\n            var progress = timestamp - a.startTime;\n            a.remainingTime = a.duration - progress; // Determine current value to display\n\n            if (a.countDown) {\n              a.curVal = a.startVal - (a.startVal - a.endVal) * (progress / a.duration);\n            } else {\n              a.curVal = a.startVal + (a.endVal - a.startVal) * (progress / a.duration);\n            } // If value has gone past intended minimum/maximum, set it back to that\n\n\n            if (a.countDown) {\n              a.curVal = a.curVal < a.endVal ? a.endVal : a.curVal;\n            } else {\n              a.curVal = a.curVal > a.endVal ? a.endVal : a.curVal;\n            } // Update the display value\n\n\n            this.displaySalary = a.curVal; // Do we need to go again?\n\n            if (progress < a.duration) {\n              a.raf = requestAnimationFrame(this.countAnimation);\n            } else {\n              cancelAnimationFrame(a.raf);\n              a.startTime = null;\n              a.remainingTime = a.duration;\n              a.startVal = a.curVal;\n              a.curVal = a.startVal;\n            }\n          },\n          hasDisabledAnswers: function hasDisabledAnswers(answerList) {\n            var hasDisabledAnswers = false;\n            answerList.find(function (a) {\n              if (a.hasData === false) {\n                hasDisabledAnswers = true;\n                return true;\n              }\n            });\n            return hasDisabledAnswers;\n          }\n        },\n        watch: {\n          rawSalary: function rawSalary() {\n            if (this.anim.duration > 0) {\n              this.anim.startVal = this.displaySalary;\n              this.anim.endVal = this.rawSalary;\n              this.anim.countDown = this.rawSalary < this.displaySalary ? true : false;\n              this.anim.raf = requestAnimationFrame(this.countAnimation);\n            } else {\n              this.displaySalary = this.rawSalary;\n            }\n          }\n        },\n        computed: {\n          formattedSalary: function formattedSalary() {\n            return new Intl.NumberFormat(navigator.language, {\n              style: \"currency\",\n              currency: \"GBP\"\n            }).format(this.displaySalary);\n          }\n        }\n      });\n    }\n  }]);\n\n  return SalaryCalculator;\n}();\n\nexports.default = SalaryCalculator;\n\n},{\"axios\":35,\"lodash/merge\":160,\"vue/dist/vue.js\":173}],24:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nvar _tokensWeb = _interopRequireDefault(require(\"../../dist/tokens/tokens.web.json\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar SectionHeader =\n/*#__PURE__*/\nfunction () {\n  function SectionHeader($module) {\n    _classCallCheck(this, SectionHeader);\n\n    this.$module = $module;\n    this.$toggle = this.$module.querySelector(\".ibis-section-header__nav-toggle\");\n\n    if (!this.$toggle) {\n      return;\n    }\n\n    this.breakpoint = _tokensWeb.default.props[\"bp_mars\"].originalValue;\n    this.targetId = this.$toggle.getAttribute(\"href\").substring(1);\n    this.toggleId = \"SectionHeader-\".concat(_helper.default.generateGuid());\n    this.$menuContainer = this.$module.querySelector(\".ibis-section-header__nav\");\n    this.$menu = this.$module.querySelector(\".ibis-section-header__menu\");\n    this.$target = document.getElementById(this.targetId); // Responsiveness\n\n    this.matchMediaList = window.matchMedia(\"(min-width: \".concat(this.breakpoint, \")\"));\n    this.matchMediaList.addListener(this.showHideElements.bind(this)); // Do the things\n\n    this.populateMenu();\n    this.setupA11y();\n    this.showHideElements();\n    this.bindControls();\n  }\n\n  _createClass(SectionHeader, [{\n    key: \"populateMenu\",\n    value: function populateMenu() {\n      this.$menu.innerHTML = this.$target.innerHTML;\n    }\n  }, {\n    key: \"setupA11y\",\n    value: function setupA11y() {\n      this.$toggle.setAttribute(\"aria-expanded\", \"false\");\n      this.$toggle.setAttribute(\"aria-controls\", this.targetId);\n      this.$toggle.setAttribute(\"id\", this.toggleId);\n      this.$menu.setAttribute(\"aria-controlledby\", this.toggleId);\n      this.$menu.setAttribute(\"hidden\", \"hidden\");\n    }\n  }, {\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      this.$toggle.addEventListener(\"click\", function (e) {\n        e.preventDefault();\n\n        _this.toggle();\n      });\n    }\n  }, {\n    key: \"open\",\n    value: function open() {\n      this.$toggle.setAttribute(\"aria-expanded\", \"true\");\n      this.$menu.removeAttribute(\"hidden\");\n    }\n  }, {\n    key: \"close\",\n    value: function close() {\n      this.$toggle.setAttribute(\"aria-expanded\", \"false\");\n      this.$menu.setAttribute(\"hidden\", \"hidden\");\n    }\n  }, {\n    key: \"toggle\",\n    value: function toggle() {\n      if (this.$toggle.getAttribute(\"aria-expanded\") === \"true\") {\n        this.close();\n      } else {\n        this.open();\n      }\n    }\n  }, {\n    key: \"showHideElements\",\n    value: function showHideElements() {\n      if (this.matchMediaList.matches) {\n        // Above breakpoint. Hide Section Header menu, show normal menu.\n        this.$menuContainer.setAttribute(\"hidden\", \"hidden\");\n        this.$target.removeAttribute(\"hidden\");\n      } else {\n        // Below breakpoint. Show Section Header menu, hide normal menu.\n        this.$menuContainer.removeAttribute(\"hidden\");\n        this.$target.setAttribute(\"hidden\", \"hidden\");\n      }\n    }\n  }]);\n\n  return SectionHeader;\n}();\n\nexports.default = SectionHeader;\n\n},{\"../../dist/tokens/tokens.web.json\":33,\"../../src/js/global/helper\":177}],25:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar SectionNavigation =\n/*#__PURE__*/\nfunction () {\n  function SectionNavigation($module) {\n    _classCallCheck(this, SectionNavigation);\n\n    this.$module = $module;\n    this.scrollToHighlighted();\n  }\n\n  _createClass(SectionNavigation, [{\n    key: \"scrollToHighlighted\",\n    value: function scrollToHighlighted() {\n      var $highlightedItem = this.$module.querySelector('[aria-current=\"true\"]');\n\n      if (!$highlightedItem) {\n        return;\n      }\n\n      this.$module.scrollLeft = $highlightedItem.offsetLeft;\n    }\n  }]);\n\n  return SectionNavigation;\n}();\n\nexports.default = SectionNavigation;\n\n},{}],26:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _accessibleAutocomplete = _interopRequireDefault(require(\"accessible-autocomplete\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar Select = function Select($module) {\n  _classCallCheck(this, Select);\n\n  this.$module = $module; // If the dropdown is disabled, don't bother doing any of this.\n\n  if (this.$module.disabled) {\n    return;\n  } // Use the GDS accessible autocomplete library\n\n\n  _accessibleAutocomplete.default.enhanceSelectElement({\n    selectElement: this.$module,\n    cssNamespace: \"ibis-select\",\n    showNoOptionsFound: false,\n    defaultValue: \"\" // removes blank default values from autocomplete suggestions\n\n  });\n};\n\nexports.default = Select;\n\n},{\"accessible-autocomplete\":34}],27:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar ShareLinks = function ShareLinks($module) {\n  _classCallCheck(this, ShareLinks);\n\n  this.$module = $module; // JS works, unhide the component\n\n  $module.removeAttribute(\"hidden\");\n};\n\nexports.default = ShareLinks;\n\n},{}],28:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Skiplink =\n/*#__PURE__*/\nfunction () {\n  function Skiplink($module) {\n    _classCallCheck(this, Skiplink);\n\n    this.$module = $module; // Put code here\n\n    this.bindControls();\n  }\n\n  _createClass(Skiplink, [{\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      this.$module.addEventListener(\"click\", function () {\n        // Extract the ID from the link and find where the target lives on the page\n        var $target = document.querySelector(_this.$module.attributes.href.value);\n\n        if ($target) {\n          // Move keyboard focus to target, temporarily assigning a tabindex so we can do so cross-browserly\n          $target.setAttribute(\"tabindex\", \"-1\");\n          $target.addEventListener(\"blur\", function () {\n            $target.removeAttribute(\"tabindex\");\n          });\n          $target.focus();\n        }\n      });\n    }\n  }]);\n\n  return Skiplink;\n}();\n\nexports.default = Skiplink;\n\n},{}],29:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Suggestobox =\n/*#__PURE__*/\nfunction () {\n  function Suggestobox($module) {\n    _classCallCheck(this, Suggestobox);\n\n    this.$module = $module;\n    this.options = this.parseSuggestionList();\n    this.filteredOptions = [];\n    this.activeIndex = -1;\n    this.keyCodes = _helper.default.keyCodes(); // Parts\n\n    this.$input = this.$module.querySelector(\".ibis-suggestobox__input\");\n    this.$listbox = this.$module.querySelector(\".ibis-suggestobox__listbox\");\n    this.$value = this.$module.querySelector('[type=\"hidden\"]'); // Initialisation\n\n    this.populateListbox();\n    this.bindControls();\n  }\n\n  _createClass(Suggestobox, [{\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      // Allow user to click anywhere outside of combobox to close listbox\n      document.addEventListener(\"click\", function (e) {\n        if (e.target === _this.$input || _this.$module.contains(e.target)) {\n          return;\n        }\n\n        _this.closeListbox();\n      });\n      this.$input.addEventListener(\"keyup\", function (e) {\n        var key = e.which || e.keyCode;\n\n        switch (key) {\n          case _this.keyCodes.UP:\n          case _this.keyCodes.DOWN:\n          case _this.keyCodes.ESCAPE:\n          case _this.keyCodes.RETURN:\n            e.preventDefault();\n            return;\n\n          default:\n            // Clear stored ID as the user has changed the input, we cannot assume what is now in the input is synonymous with the ID'd company\n            _this.$value.value = \"\";\n            var query = _this.$input.value;\n\n            if (query.length >= 3) {\n              _this.populateListbox(query);\n\n              _this.openListbox();\n            } else {\n              _this.closeListbox();\n            }\n\n            return;\n        }\n      });\n      this.$input.addEventListener(\"keydown\", function (e) {\n        var key = e.which || e.keyCode; // If user presses escape key, clear their input\n\n        if (key === _this.keyCodes.ESCAPE) {\n          _this.closeListbox();\n\n          setTimeout(function () {\n            _this.$input.value = \"\";\n            _this.$value.value = \"\";\n          }, 1);\n          return;\n        } // If user presses up/down arrow, open listbox\n\n\n        if (key === _this.keyCodes.UP || key === _this.keyCodes.DOWN) {\n          _this.openListbox();\n        }\n\n        switch (key) {\n          case _this.keyCodes.UP:\n            if (_this.activeIndex <= 0) {\n              _this.activeIndex = _this.filteredOptions.length - 1;\n            } else {\n              _this.activeIndex--;\n            }\n\n            _this.highlightActiveIndex();\n\n            return;\n\n          case _this.keyCodes.DOWN:\n            if (_this.activeIndex === -1 || _this.activeIndex >= _this.filteredOptions.length - 1) {\n              _this.activeIndex = 0;\n            } else {\n              _this.activeIndex++;\n            }\n\n            _this.highlightActiveIndex();\n\n            return;\n\n          case _this.keyCodes.RETURN:\n            e.preventDefault();\n\n            _this.setValueByIndex(_this.activeIndex);\n\n            return;\n\n          case _this.keyCodes.TAB:\n            // We cannot use the blur event to recognise if a keyboard\n            // user has moved away from the input (as clicking an\n            // option in the listbox would also cause blur to fire), so\n            // we're tracking the user tabbing away instead. Not\n            // bulletproof, but works well enough for W3C examples to do it.\n            _this.closeListbox();\n\n            return;\n        }\n      });\n      this.$input.addEventListener(\"focus\", function (e) {\n        var query = _this.$input.value;\n\n        if (query.length) {\n          _this.populateListbox(query);\n\n          _this.openListbox();\n        } else {\n          _this.closeListbox();\n        }\n      });\n    }\n  }, {\n    key: \"parseSuggestionList\",\n    value: function parseSuggestionList() {\n      var options = JSON.parse(this.$module.querySelector(\"template\").innerHTML);\n      options.sort(function (a, b) {\n        return a.text.localeCompare(b.text);\n      });\n      return options;\n    }\n  }, {\n    key: \"populateListbox\",\n    value: function populateListbox() {\n      var _this2 = this;\n\n      var filterString = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;\n      this.filteredOptions = this.options; // If a filter string is set, remove non-matching options from the array\n\n      if (filterString) {\n        this.filteredOptions = this.options.filter(function (item) {\n          return item.text.toLowerCase().includes(filterString.toLowerCase());\n        });\n      } // Remove all items\n\n\n      this.$listbox.innerHTML = \"\"; // If there are no results, back out now\n\n      if (!this.filteredOptions.length) {\n        // let li = document.createElement(\"li\");\n        // li.innerText = \"No results found.\";\n        // li.classList.add(\"ibis-suggestobox__listbox-item\", \"ibis-suggestobox__listbox-item--no-results\");\n        // this.$listbox.appendChild(li);\n        return;\n      } // Add back remaining items\n\n\n      this.filteredOptions.forEach(function (item, index) {\n        var li = document.createElement(\"li\");\n        li.innerText = item.text;\n\n        if (item.data != null) {\n          for (var i = 0; i < item.data.length; i++) {\n            li.setAttribute(\"data-\" + item.data[i].name, item.data[i].value);\n          }\n        }\n\n        li.classList.add(\"ibis-suggestobox__listbox-item\");\n        li.addEventListener(\"click\", function (e) {\n          _this2.activeIndex = index;\n\n          _this2.setValue(item.text, item.value);\n\n          _this2.closeListbox();\n        });\n\n        _this2.$listbox.appendChild(li);\n      });\n    }\n  }, {\n    key: \"openListbox\",\n    value: function openListbox() {\n      this.$listbox.removeAttribute(\"hidden\");\n      this.$module.setAttribute(\"aria-expanded\", \"true\");\n    }\n  }, {\n    key: \"closeListbox\",\n    value: function closeListbox() {\n      this.activeIndex = -1;\n      this.$listbox.setAttribute(\"hidden\", \"hidden\");\n      this.$module.setAttribute(\"aria-expanded\", \"false\");\n    }\n  }, {\n    key: \"setValue\",\n    value: function setValue(text) {\n      var value = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n      var currentInputValue = this.$input.value;\n      this.$input.value = text;\n      this.$input.setSelectionRange(currentInputValue.length, text.length);\n      this.$value.value = value;\n    }\n  }, {\n    key: \"setValueByIndex\",\n    value: function setValueByIndex(index) {\n      if (index === -1) {\n        return;\n      }\n\n      this.$listbox.children[index].click();\n    }\n  }, {\n    key: \"highlightActiveIndex\",\n    value: function highlightActiveIndex() {\n      var focusedClassName = \"ibis-suggestobox__listbox-item--focused\"; // Remove highlight class on existing elements\n\n      var highlightedItems = this.$listbox.getElementsByClassName(focusedClassName);\n\n      if (highlightedItems) {\n        var _iteratorNormalCompletion = true;\n        var _didIteratorError = false;\n        var _iteratorError = undefined;\n\n        try {\n          for (var _iterator = highlightedItems[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {\n            var item = _step.value;\n            item.classList.remove(focusedClassName);\n          }\n        } catch (err) {\n          _didIteratorError = true;\n          _iteratorError = err;\n        } finally {\n          try {\n            if (!_iteratorNormalCompletion && _iterator.return != null) {\n              _iterator.return();\n            }\n          } finally {\n            if (_didIteratorError) {\n              throw _iteratorError;\n            }\n          }\n        }\n      } // Add to the element we want it on\n\n\n      this.$listbox.children[this.activeIndex].classList.add(focusedClassName);\n    }\n  }]);\n\n  return Suggestobox;\n}();\n\nexports.default = Suggestobox;\n\n},{\"../../src/js/global/helper\":177}],30:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nvar _tokensWeb = _interopRequireDefault(require(\"../../dist/tokens/tokens.web.json\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Tab =\n/*#__PURE__*/\nfunction () {\n  function Tab($module) {\n    _classCallCheck(this, Tab);\n\n    this.$module = $module;\n    this.$tabs = $module.querySelectorAll(\".ibis-tab__tab\");\n    this.$tablist = $module.querySelector(\".ibis-tab__list\");\n    this.$tablistItems = $module.querySelectorAll(\".ibis-tab__item\");\n    this.panelHiddenClass = \"ibis-tab__panel--hidden\"; // If we're missing any part, exit now or things will break\n\n    if (!this.$tabs || !this.$tablist || !this.$tablistItems) {\n      return;\n    }\n\n    this.setupResponsiveChecks();\n  }\n  /**\n   * Initialisation methods\n   */\n\n\n  _createClass(Tab, [{\n    key: \"setupResponsiveChecks\",\n    value: function setupResponsiveChecks() {\n      var flipBreakpoint = _tokensWeb.default.props[\"bp_earth\"].originalValue;\n      this.mediaQueryList = window.matchMedia(\"(min-width: \".concat(flipBreakpoint, \")\"));\n      this.mediaQueryList.addListener(this.checkMode.bind(this));\n      this.checkMode();\n    }\n  }, {\n    key: \"checkMode\",\n    value: function checkMode() {\n      if (this.mediaQueryList.matches) {\n        // Big screen — init tabs\n        this.setup();\n      } else {\n        // Little screen — destroy tabs\n        this.teardown();\n      }\n    }\n  }, {\n    key: \"setup\",\n    value: function setup() {\n      var _this = this;\n\n      // Setup a11y roles\n      this.$tablist.setAttribute(\"role\", \"tablist\");\n      this.$tablistItems.forEach(function ($item) {\n        $item.setAttribute(\"role\", \"presentation\");\n      }); // Tab functionality\n\n      this.$tabs.forEach(function ($item) {\n        _this.setAttributes($item);\n\n        $item.boundTabClick = _this.onTabClick.bind(_this);\n        $item.boundTabKeydown = _this.onTabKeydown.bind(_this);\n        $item.addEventListener(\"click\", $item.boundTabClick, true);\n        $item.addEventListener(\"keydown\", $item.boundTabKeydown, true);\n\n        _this.hideTab($item);\n      }); // Set active tab\n\n      var $activeTab = this.getTab(window.location.hash) || this.$tabs[0];\n      this.showTab($activeTab); // Hashchange events\n\n      this.$module.boundOnHashChange = this.onHashChange.bind(this);\n      window.addEventListener(\"hashchange\", this.$module.boundOnHashChange, true);\n    }\n  }, {\n    key: \"teardown\",\n    value: function teardown() {\n      var _this2 = this;\n\n      // Remove a11y roles\n      this.$tablist.removeAttribute(\"role\");\n      this.$tablistItems.forEach(function ($item) {\n        $item.removeAttribute(\"role\", \"presentation\");\n      }); // Remove tab functionality\n\n      this.$tabs.forEach(function ($item) {\n        $item.removeEventListener(\"click\", $item.boundTabClick, true);\n        $item.removeEventListener(\"keydown\", $item.boundTabKeydown, true);\n\n        _this2.unsetAttributes($item);\n      }); // Remove hashchange event\n\n      window.removeEventListener(\"hashchange\", this.$module.boundOnHashChange, true);\n    }\n  }, {\n    key: \"setAttributes\",\n    value: function setAttributes($tab) {\n      // Set default tab attributes\n      var panelId = this.getHref($tab).slice(1);\n      $tab.setAttribute(\"id\", panelId + \"-Tab\");\n      $tab.setAttribute(\"role\", \"tab\");\n      $tab.setAttribute(\"aria-controls\", panelId);\n      $tab.setAttribute(\"aria-selected\", \"false\");\n      $tab.setAttribute(\"tabindex\", \"-1\"); // Set default panel attributes\n\n      var $panel = this.getPanel($tab);\n      $panel.setAttribute(\"role\", \"tabpanel\");\n      $panel.setAttribute(\"aria-labelledby\", $tab.id);\n      $panel.classList.add(this.panelHiddenClass);\n    }\n  }, {\n    key: \"unsetAttributes\",\n    value: function unsetAttributes($tab) {\n      // Unset tab attributes\n      $tab.removeAttribute(\"id\");\n      $tab.removeAttribute(\"role\");\n      $tab.removeAttribute(\"aria-controls\");\n      $tab.removeAttribute(\"aria-selected\");\n      $tab.removeAttribute(\"tabindex\"); // Unset panel attributes\n\n      var $panel = this.getPanel($tab);\n      $panel.removeAttribute(\"role\");\n      $panel.removeAttribute(\"aria-labelledby\");\n      $panel.classList.remove(this.panelHiddenClass);\n    }\n    /**\n     * Hash/history usage\n     */\n\n  }, {\n    key: \"onHashChange\",\n    value: function onHashChange(e) {\n      var $hashTab = this.getTab(window.location.hash);\n\n      if (!$hashTab) {\n        return;\n      } // Prevent changing hash\n\n\n      if (this.changingHash) {\n        this.changingHash = false;\n        return;\n      } // Set active tba according to URL hash\n\n\n      var $previousTab = this.getCurrentTab();\n      this.hideTab($previousTab);\n      this.showTab($hashTab);\n      $hashTab.focus();\n    }\n  }, {\n    key: \"createHistoryEntry\",\n    value: function createHistoryEntry($tab) {\n      var $panel = this.getPanel($tab); // This code prevents the page from jumping to the new target hash.\n      // 1. Saves the panel ID into memory.\n      // 2. Remove the ID from the panel.\n      // 3. Change the hash in the URL.\n      // 4. Applies the ID from memory back to the panel.\n\n      var id = $panel.id;\n      $panel.id = \"\";\n      this.changingHash = true;\n      window.location.hash = this.getHref($tab).slice(1);\n      $panel.id = id;\n    }\n    /**\n     * Tab methods\n     */\n\n  }, {\n    key: \"getTab\",\n    value: function getTab(hash) {\n      return this.$module.querySelector(\".ibis-tab__tab[href=\\\"\".concat(hash, \"\\\"]\"));\n    }\n  }, {\n    key: \"getCurrentTab\",\n    value: function getCurrentTab() {\n      return this.$module.querySelector(\".ibis-tab__item--current .ibis-tab__tab\");\n    }\n  }, {\n    key: \"hideTab\",\n    value: function hideTab($tab) {\n      this.unhighlightTab($tab);\n      this.hidePanel($tab);\n    }\n  }, {\n    key: \"showTab\",\n    value: function showTab($tab) {\n      this.highlightTab($tab);\n      this.showPanel($tab);\n    }\n  }, {\n    key: \"unhighlightTab\",\n    value: function unhighlightTab($tab) {\n      $tab.setAttribute(\"aria-selected\", \"false\");\n      $tab.parentNode.classList.remove(\"ibis-tab__item--current\");\n      $tab.setAttribute(\"tabindex\", \"-1\");\n    }\n  }, {\n    key: \"highlightTab\",\n    value: function highlightTab($tab) {\n      $tab.setAttribute(\"aria-selected\", \"true\");\n      $tab.parentNode.classList.add(\"ibis-tab__item--current\");\n      $tab.setAttribute(\"tabindex\", \"0\");\n    }\n  }, {\n    key: \"activateNextTab\",\n    value: function activateNextTab() {\n      var $currentTab = this.getCurrentTab();\n      var $nextTablistItem = $currentTab.parentNode.nextElementSibling;\n      var $nextTab;\n\n      if ($nextTablistItem) {\n        $nextTab = $nextTablistItem.querySelector(\".ibis-tab__tab\");\n      }\n\n      if ($nextTab) {\n        this.hideTab($currentTab);\n        this.showTab($nextTab);\n        $nextTab.focus();\n        this.createHistoryEntry($nextTab);\n      }\n    }\n  }, {\n    key: \"activatePreviousTab\",\n    value: function activatePreviousTab() {\n      var $currentTab = this.getCurrentTab();\n      var $previousTablistItem = $currentTab.parentNode.previousElementSibling;\n      var $previousTab;\n\n      if ($previousTablistItem) {\n        $previousTab = $previousTablistItem.querySelector(\".ibis-tab__tab\");\n      }\n\n      if ($previousTab) {\n        this.hideTab($currentTab);\n        this.showTab($previousTab);\n        $previousTab.focus();\n        this.createHistoryEntry($previousTab);\n      }\n    }\n    /**\n     * Panel methods\n     */\n\n  }, {\n    key: \"getPanel\",\n    value: function getPanel($tab) {\n      return this.$module.querySelector(this.getHref($tab));\n    }\n  }, {\n    key: \"showPanel\",\n    value: function showPanel($tab) {\n      var $panel = this.getPanel($tab);\n      $panel.classList.remove(this.panelHiddenClass);\n    }\n  }, {\n    key: \"hidePanel\",\n    value: function hidePanel($tab) {\n      var $panel = this.getPanel($tab);\n      $panel.classList.add(this.panelHiddenClass);\n    }\n    /**\n     * Mouse/keyboard handlers\n     */\n\n  }, {\n    key: \"onTabClick\",\n    value: function onTabClick(e) {\n      if (!e.target.classList.contains(\"ibis-tab__tab\")) {\n        return false;\n      }\n\n      e.preventDefault();\n      var $newTab = e.target;\n      var $currentTab = this.getCurrentTab();\n      this.hideTab($currentTab);\n      this.showTab($newTab);\n      this.createHistoryEntry($newTab);\n    }\n  }, {\n    key: \"onTabKeydown\",\n    value: function onTabKeydown(e) {\n      switch (e.which || e.keyCode) {\n        case _helper.default.keyCodes().LEFT:\n        case _helper.default.keyCodes().UP:\n          this.activatePreviousTab();\n          e.preventDefault();\n          break;\n\n        case _helper.default.keyCodes().RIGHT:\n        case _helper.default.keyCodes().DOWN:\n          this.activateNextTab();\n          e.preventDefault();\n          break;\n      }\n    }\n    /**\n     * Helpers\n     */\n\n  }, {\n    key: \"getHref\",\n    value: function getHref($tab) {\n      var href = $tab.getAttribute(\"href\");\n      var hash = href.slice(href.indexOf(\"#\"), href.length);\n      return hash;\n    }\n  }]);\n\n  return Tab;\n}();\n\nexports.default = Tab;\n\n},{\"../../dist/tokens/tokens.web.json\":33,\"../../src/js/global/helper\":177}],31:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _tablesawStackonly = _interopRequireDefault(require(\"tablesaw/dist/stackonly/tablesaw.stackonly.js\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar Table = function Table($module) {\n  _classCallCheck(this, Table);\n\n  this.$module = $module; // wrap table in containing element\n\n  var tableHTML = $module.outerHTML;\n  var $tableParent = $module.parentElement;\n  var $wrapper = document.createElement(\"div\");\n  $wrapper.classList.add(\"ibis-table-wrapper\");\n  $wrapper.innerHTML = tableHTML;\n  $tableParent.replaceChild($wrapper, $module); // init tablesaw\n\n  _tablesawStackonly.default.init($wrapper);\n};\n\nexports.default = Table;\n\n},{\"tablesaw/dist/stackonly/tablesaw.stackonly.js\":169}],32:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nvar _helper = _interopRequireDefault(require(\"../../src/js/global/helper\"));\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar UserAccount =\n/*#__PURE__*/\nfunction () {\n  function UserAccount($module) {\n    _classCallCheck(this, UserAccount);\n\n    this.$module = $module;\n    this.$toggle = this.$module.querySelector(\".ibis-user-account__toggle\");\n    this.$menu = this.$module.querySelector(\".ibis-user-account__menu\");\n    var toggleId = this.$toggle.getAttribute(\"id\") ? this.$toggle.getAttribute(\"id\") : \"user-account-\".concat(_helper.default.generateGuid());\n    var menuId = this.$menu.getAttribute(\"id\") ? this.$menu.getAttribute(\"id\") : \"user-account-\".concat(_helper.default.generateGuid()); // Initial toggle state\n\n    this.$toggle.setAttribute(\"id\", toggleId);\n    this.$toggle.setAttribute(\"aria-controls\", menuId);\n    this.$toggle.setAttribute(\"aria-expanded\", \"false\"); // Initial menu state\n\n    this.$menu.setAttribute(\"id\", menuId);\n    this.$menu.setAttribute(\"aria-controlledby\", toggleId);\n    this.$menu.setAttribute(\"hidden\", \"hidden\"); // More gubbins\n\n    this.bindControls();\n  }\n\n  _createClass(UserAccount, [{\n    key: \"bindControls\",\n    value: function bindControls() {\n      var _this = this;\n\n      this.$toggle.addEventListener(\"click\", function (e) {\n        e.stopPropagation();\n\n        _this.toggle();\n      });\n      this.$menu.addEventListener(\"click\", function (e) {\n        e.stopPropagation();\n      });\n      document.addEventListener(\"click\", function () {\n        _this.close();\n      });\n    }\n  }, {\n    key: \"toggle\",\n    value: 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\"name\": \"bp_mercury\"\n    },\n    \"bp_venus\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"420px\",\n      \"originalValue\": \"420px\",\n      \"name\": \"bp_venus\"\n    },\n    \"bp_earth\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"600px\",\n      \"originalValue\": \"600px\",\n      \"name\": \"bp_earth\"\n    },\n    \"bp_mars\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"760px\",\n      \"originalValue\": \"760px\",\n      \"name\": \"bp_mars\"\n    },\n    \"bp_jupiter\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"1020px\",\n      \"originalValue\": \"1020px\",\n      \"name\": \"bp_jupiter\"\n    },\n    \"bp_saturn\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"1140px\",\n      \"originalValue\": \"1140px\",\n      \"name\": \"bp_saturn\"\n    },\n    \"bp_uranus\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"1280px\",\n      \"originalValue\": \"1280px\",\n      \"name\": \"bp_uranus\"\n    },\n    \"bp_neptune\": {\n      \"category\": \"media-query\",\n      \"type\": \"number\",\n      \"value\": \"1440px\",\n      \"originalValue\": \"1440px\",\n      \"name\": \"bp_neptune\"\n    },\n    \"color_brand_secondary\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(190, 87, 74)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(190, 87, 74)\",\n      \"name\": \"color_brand_secondary\"\n    },\n    \"color_warning\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(255, 170, 0)\",\n      \"category\": \"palette-contextual\",\n      \"originalValue\": \"rgb(255, 170, 0)\",\n      \"name\": \"color_warning\"\n    },\n    \"color_black\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(0, 0, 0)\",\n      \"category\": 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225)\",\n      \"name\": \"color_cotton\"\n    },\n    \"color_emerald\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(33, 209, 130)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(33, 209, 130)\",\n      \"name\": \"color_emerald\"\n    },\n    \"color_dove_grey\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(248, 248, 248)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(248, 248, 248)\",\n      \"name\": \"color_dove_grey\"\n    },\n    \"color_heather\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(127, 113, 133)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(127, 113, 133)\",\n      \"name\": \"color_heather\"\n    },\n    \"color_salmon\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(251, 228, 215)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(251, 228, 215)\",\n      \"name\": \"color_salmon\"\n    },\n    \"color_white\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(255, 255, 255)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(255, 255, 255)\",\n      \"name\": \"color_white\"\n    },\n    \"color_brand_primary\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(10, 70, 68)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(10, 70, 68)\",\n      \"name\": \"color_brand_primary\"\n    },\n    \"color_accessibility\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(0, 181, 230)\",\n      \"category\": \"palette-contextual\",\n      \"originalValue\": \"rgb(0, 181, 230)\",\n      \"name\": \"color_accessibility\"\n    },\n    \"color_mid_grey\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(199, 198, 204)\",\n      \"category\": \"palette-neutral\",\n      \"originalValue\": \"rgb(199, 198, 204)\",\n      \"name\": \"color_mid_grey\"\n    },\n    \"color_oyster\": {\n      \"type\": \"color\",\n      \"value\": \"rgb(210, 221, 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sans-serif\",\n      \"originalValue\": \"Poppins, 'Poppins', Calibri, Helvetica, Geneva, Univers, Arial, sans-serif\",\n      \"name\": \"font_header\"\n    },\n    \"font_body\": {\n      \"category\": \"font\",\n      \"type\": \"string\",\n      \"value\": \"Poppins, 'Poppins', Calibri, Helvetica, Geneva, Univers, Arial, sans-serif\",\n      \"originalValue\": \"Poppins, 'Poppins', Calibri, Helvetica, Geneva, Univers, Arial, sans-serif\",\n      \"name\": \"font_body\"\n    },\n    \"font_code\": {\n      \"category\": \"font\",\n      \"type\": \"string\",\n      \"value\": \"Hack, Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace\",\n      \"originalValue\": \"Hack, Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace\",\n      \"name\": \"font_code\"\n    },\n    \"lead_default\": {\n      \"category\": \"line-height\",\n      \"type\": \"number\",\n      \"value\": 1.5,\n      \"originalValue\": 1.5,\n      \"name\": \"lead_default\"\n    },\n    \"lead_title\": {\n      \"category\": \"line-height\",\n      \"type\": \"number\",\n      \"value\": 1.25,\n      \"originalValue\": 1.25,\n      \"name\": \"lead_title\"\n    },\n    \"lead_solid\": {\n      \"category\": \"line-height\",\n      \"type\": \"number\",\n      \"value\": 1,\n      \"originalValue\": 1,\n      \"name\": \"lead_solid\"\n    },\n    \"measure_default\": {\n      \"category\": \"font-measure\",\n      \"type\": \"number\",\n      \"value\": \"40em\",\n      \"originalValue\": \"40em\",\n      \"name\": \"measure_default\"\n    },\n    \"measure_wide\": {\n      \"category\": \"font-measure\",\n      \"type\": \"number\",\n      \"value\": \"50em\",\n      \"originalValue\": \"50em\",\n      \"name\": \"measure_wide\"\n    },\n    \"measure_narrow\": {\n      \"category\": \"font-measure\",\n      \"type\": \"number\",\n      \"value\": \"22em\",\n      \"originalValue\": \"22em\",\n      \"name\": \"measure_narrow\"\n    },\n    \"size_body\": {\n      \"category\": 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\"size_subtitle\": {\n      \"category\": \"font-size\",\n      \"type\": \"number\",\n      \"value\": \"1.602rem\",\n      \"originalValue\": \"1.602rem\",\n      \"name\": \"size_subtitle\"\n    },\n    \"size_pullquote\": {\n      \"category\": \"font-size\",\n      \"type\": \"number\",\n      \"value\": \"1.424rem\",\n      \"originalValue\": \"1.424rem\",\n      \"name\": \"size_pullquote\"\n    },\n    \"size_title\": {\n      \"category\": \"font-size\",\n      \"type\": \"number\",\n      \"value\": \"1.802rem\",\n      \"originalValue\": \"1.802rem\",\n      \"name\": \"size_title\"\n    },\n    \"size_footnote\": {\n      \"category\": \"font-size\",\n      \"type\": \"number\",\n      \"value\": \"0.79rem\",\n      \"originalValue\": \"0.79rem\",\n      \"name\": \"size_footnote\"\n    },\n    \"tracking_default\": {\n      \"category\": \"font-tracking\",\n      \"type\": \"number\",\n      \"value\": 0,\n      \"originalValue\": 0,\n      \"name\": \"tracking_default\"\n 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dispatchXhrRequest(resolve, reject) {\n    var requestData = config.data;\n    var requestHeaders = config.headers;\n    var responseType = config.responseType;\n\n    if (utils.isFormData(requestData)) {\n      delete requestHeaders['Content-Type']; // Let the browser set it\n    }\n\n    var request = new XMLHttpRequest();\n\n    // HTTP basic authentication\n    if (config.auth) {\n      var username = config.auth.username || '';\n      var password = config.auth.password ? unescape(encodeURIComponent(config.auth.password)) : '';\n      requestHeaders.Authorization = 'Basic ' + btoa(username + ':' + password);\n    }\n\n    var fullPath = buildFullPath(config.baseURL, config.url);\n    request.open(config.method.toUpperCase(), buildURL(fullPath, config.params, config.paramsSerializer), true);\n\n    // Set the request timeout in MS\n    request.timeout = config.timeout;\n\n    function onloadend() {\n      if (!request) {\n        return;\n      }\n      // Prepare the response\n      var responseHeaders = 'getAllResponseHeaders' in request ? parseHeaders(request.getAllResponseHeaders()) : null;\n      var responseData = !responseType || responseType === 'text' ||  responseType === 'json' ?\n        request.responseText : request.response;\n      var response = {\n        data: responseData,\n        status: request.status,\n        statusText: request.statusText,\n        headers: responseHeaders,\n        config: config,\n        request: request\n      };\n\n      settle(resolve, reject, response);\n\n      // Clean up request\n      request = null;\n    }\n\n    if ('onloadend' in request) {\n      // Use onloadend if available\n      request.onloadend = onloadend;\n    } else {\n      // Listen for ready state to emulate onloadend\n      request.onreadystatechange = function handleLoad() {\n        if (!request || request.readyState !== 4) {\n          return;\n        }\n\n        // The request errored out and we didn't get a response, this will be\n        // handled by onerror instead\n        // With one exception: request that using file: protocol, most browsers\n        // will return status as 0 even though it's a successful request\n        if (request.status === 0 && !(request.responseURL && request.responseURL.indexOf('file:') === 0)) {\n          return;\n        }\n        // readystate handler is calling before onerror or ontimeout handlers,\n        // so we should call onloadend on the next 'tick'\n        setTimeout(onloadend);\n      };\n    }\n\n    // Handle browser request cancellation (as opposed to a manual cancellation)\n    request.onabort = function handleAbort() {\n      if (!request) {\n        return;\n      }\n\n      reject(createError('Request aborted', config, 'ECONNABORTED', request));\n\n      // Clean up request\n      request = null;\n    };\n\n    // Handle low level network errors\n    request.onerror = function handleError() {\n      // Real errors are hidden from us by the browser\n      // onerror should only fire if it's a network error\n      reject(createError('Network Error', config, null, request));\n\n      // Clean up request\n      request = null;\n    };\n\n    // Handle timeout\n    request.ontimeout = function handleTimeout() {\n      var timeoutErrorMessage = 'timeout of ' + config.timeout + 'ms exceeded';\n      if (config.timeoutErrorMessage) {\n        timeoutErrorMessage = config.timeoutErrorMessage;\n      }\n      reject(createError(\n        timeoutErrorMessage,\n        config,\n        config.transitional && config.transitional.clarifyTimeoutError ? 'ETIMEDOUT' : 'ECONNABORTED',\n        request));\n\n      // Clean up request\n      request = null;\n    };\n\n    // Add xsrf header\n    // This is only done if running in a standard browser environment.\n    // Specifically not if we're in a web worker, or react-native.\n    if (utils.isStandardBrowserEnv()) {\n      // Add xsrf header\n      var xsrfValue = (config.withCredentials || isURLSameOrigin(fullPath)) && config.xsrfCookieName ?\n        cookies.read(config.xsrfCookieName) :\n        undefined;\n\n      if (xsrfValue) {\n        requestHeaders[config.xsrfHeaderName] = xsrfValue;\n      }\n    }\n\n    // Add headers to the request\n    if ('setRequestHeader' in request) {\n      utils.forEach(requestHeaders, function setRequestHeader(val, key) {\n        if (typeof requestData === 'undefined' && key.toLowerCase() === 'content-type') {\n          // Remove Content-Type if data is undefined\n          delete requestHeaders[key];\n        } else {\n          // Otherwise add header to the request\n          request.setRequestHeader(key, val);\n        }\n      });\n    }\n\n    // Add withCredentials to request if needed\n    if (!utils.isUndefined(config.withCredentials)) {\n      request.withCredentials = !!config.withCredentials;\n    }\n\n    // Add responseType to request if needed\n    if (responseType && responseType !== 'json') {\n      request.responseType = config.responseType;\n    }\n\n    // Handle progress if needed\n    if (typeof config.onDownloadProgress === 'function') {\n      request.addEventListener('progress', config.onDownloadProgress);\n    }\n\n    // Not all browsers support upload events\n    if (typeof config.onUploadProgress === 'function' && request.upload) {\n      request.upload.addEventListener('progress', config.onUploadProgress);\n    }\n\n    if (config.cancelToken) {\n      // Handle cancellation\n      config.cancelToken.promise.then(function onCanceled(cancel) {\n        if (!request) {\n          return;\n        }\n\n        request.abort();\n        reject(cancel);\n        // Clean up request\n        request = null;\n      });\n    }\n\n    if (!requestData) {\n      requestData = null;\n    }\n\n    // Send the request\n    request.send(requestData);\n  });\n};\n\n},{\"../core/buildFullPath\":43,\"../core/createError\":44,\"./../core/settle\":48,\"./../helpers/buildURL\":52,\"./../helpers/cookies\":54,\"./../helpers/isURLSameOrigin\":57,\"./../helpers/parseHeaders\":59,\"./../utils\":62}],37:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./utils');\nvar bind = require('./helpers/bind');\nvar Axios = require('./core/Axios');\nvar mergeConfig = require('./core/mergeConfig');\nvar defaults = require('./defaults');\n\n/**\n * Create an instance of Axios\n *\n * @param {Object} defaultConfig The default config for the instance\n * @return {Axios} A new instance of Axios\n */\nfunction createInstance(defaultConfig) {\n  var context = new Axios(defaultConfig);\n  var instance = bind(Axios.prototype.request, context);\n\n  // Copy axios.prototype to instance\n  utils.extend(instance, Axios.prototype, context);\n\n  // Copy context to instance\n  utils.extend(instance, context);\n\n  return instance;\n}\n\n// Create the default instance to be exported\nvar axios = createInstance(defaults);\n\n// Expose Axios class to allow class inheritance\naxios.Axios = Axios;\n\n// Factory for creating new instances\naxios.create = function create(instanceConfig) {\n  return createInstance(mergeConfig(axios.defaults, instanceConfig));\n};\n\n// Expose Cancel & CancelToken\naxios.Cancel = require('./cancel/Cancel');\naxios.CancelToken = require('./cancel/CancelToken');\naxios.isCancel = require('./cancel/isCancel');\n\n// Expose all/spread\naxios.all = function all(promises) {\n  return Promise.all(promises);\n};\naxios.spread = require('./helpers/spread');\n\n// Expose isAxiosError\naxios.isAxiosError = require('./helpers/isAxiosError');\n\nmodule.exports = axios;\n\n// Allow use of default import syntax in TypeScript\nmodule.exports.default = axios;\n\n},{\"./cancel/Cancel\":38,\"./cancel/CancelToken\":39,\"./cancel/isCancel\":40,\"./core/Axios\":41,\"./core/mergeConfig\":47,\"./defaults\":50,\"./helpers/bind\":51,\"./helpers/isAxiosError\":56,\"./helpers/spread\":60,\"./utils\":62}],38:[function(require,module,exports){\n'use strict';\n\n/**\n * A `Cancel` is an object that is thrown when an operation is canceled.\n *\n * @class\n * @param {string=} message The message.\n */\nfunction Cancel(message) {\n  this.message = message;\n}\n\nCancel.prototype.toString = function toString() {\n  return 'Cancel' + (this.message ? ': ' + this.message : '');\n};\n\nCancel.prototype.__CANCEL__ = true;\n\nmodule.exports = Cancel;\n\n},{}],39:[function(require,module,exports){\n'use strict';\n\nvar Cancel = require('./Cancel');\n\n/**\n * A `CancelToken` is an object that can be used to request cancellation of an operation.\n *\n * @class\n * @param {Function} executor The executor function.\n */\nfunction CancelToken(executor) {\n  if (typeof executor !== 'function') {\n    throw new TypeError('executor must be a function.');\n  }\n\n  var resolvePromise;\n  this.promise = new Promise(function promiseExecutor(resolve) {\n    resolvePromise = resolve;\n  });\n\n  var token = this;\n  executor(function cancel(message) {\n    if (token.reason) {\n      // Cancellation has already been requested\n      return;\n    }\n\n    token.reason = new Cancel(message);\n    resolvePromise(token.reason);\n  });\n}\n\n/**\n * Throws a `Cancel` if cancellation has been requested.\n */\nCancelToken.prototype.throwIfRequested = function throwIfRequested() {\n  if (this.reason) {\n    throw this.reason;\n  }\n};\n\n/**\n * Returns an object that contains a new `CancelToken` and a function that, when called,\n * cancels the `CancelToken`.\n */\nCancelToken.source = function source() {\n  var cancel;\n  var token = new CancelToken(function executor(c) {\n    cancel = c;\n  });\n  return {\n    token: token,\n    cancel: cancel\n  };\n};\n\nmodule.exports = CancelToken;\n\n},{\"./Cancel\":38}],40:[function(require,module,exports){\n'use strict';\n\nmodule.exports = function isCancel(value) {\n  return !!(value && value.__CANCEL__);\n};\n\n},{}],41:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\nvar buildURL = require('../helpers/buildURL');\nvar InterceptorManager = require('./InterceptorManager');\nvar dispatchRequest = require('./dispatchRequest');\nvar mergeConfig = require('./mergeConfig');\nvar validator = require('../helpers/validator');\n\nvar validators = validator.validators;\n/**\n * Create a new instance of Axios\n *\n * @param {Object} instanceConfig The default config for the instance\n */\nfunction Axios(instanceConfig) {\n  this.defaults = instanceConfig;\n  this.interceptors = {\n    request: new InterceptorManager(),\n    response: new InterceptorManager()\n  };\n}\n\n/**\n * Dispatch a request\n *\n * @param {Object} config The config specific for this request (merged with this.defaults)\n */\nAxios.prototype.request = function request(config) {\n  /*eslint no-param-reassign:0*/\n  // Allow for axios('example/url'[, config]) a la fetch API\n  if (typeof config === 'string') {\n    config = arguments[1] || {};\n    config.url = arguments[0];\n  } else {\n    config = config || {};\n  }\n\n  config = mergeConfig(this.defaults, config);\n\n  // Set config.method\n  if (config.method) {\n    config.method = config.method.toLowerCase();\n  } else if (this.defaults.method) {\n    config.method = this.defaults.method.toLowerCase();\n  } else {\n    config.method = 'get';\n  }\n\n  var transitional = config.transitional;\n\n  if (transitional !== undefined) {\n    validator.assertOptions(transitional, {\n      silentJSONParsing: validators.transitional(validators.boolean, '1.0.0'),\n      forcedJSONParsing: validators.transitional(validators.boolean, '1.0.0'),\n      clarifyTimeoutError: validators.transitional(validators.boolean, '1.0.0')\n    }, false);\n  }\n\n  // filter out skipped interceptors\n  var requestInterceptorChain = [];\n  var synchronousRequestInterceptors = true;\n  this.interceptors.request.forEach(function unshiftRequestInterceptors(interceptor) {\n    if (typeof interceptor.runWhen === 'function' && interceptor.runWhen(config) === false) {\n      return;\n    }\n\n    synchronousRequestInterceptors = synchronousRequestInterceptors && interceptor.synchronous;\n\n    requestInterceptorChain.unshift(interceptor.fulfilled, interceptor.rejected);\n  });\n\n  var responseInterceptorChain = [];\n  this.interceptors.response.forEach(function pushResponseInterceptors(interceptor) {\n    responseInterceptorChain.push(interceptor.fulfilled, interceptor.rejected);\n  });\n\n  var promise;\n\n  if (!synchronousRequestInterceptors) {\n    var chain = [dispatchRequest, undefined];\n\n    Array.prototype.unshift.apply(chain, requestInterceptorChain);\n    chain = chain.concat(responseInterceptorChain);\n\n    promise = Promise.resolve(config);\n    while (chain.length) {\n      promise = promise.then(chain.shift(), chain.shift());\n    }\n\n    return promise;\n  }\n\n\n  var newConfig = config;\n  while (requestInterceptorChain.length) {\n    var onFulfilled = requestInterceptorChain.shift();\n    var onRejected = requestInterceptorChain.shift();\n    try {\n      newConfig = onFulfilled(newConfig);\n    } catch (error) {\n      onRejected(error);\n      break;\n    }\n  }\n\n  try {\n    promise = dispatchRequest(newConfig);\n  } catch (error) {\n    return Promise.reject(error);\n  }\n\n  while (responseInterceptorChain.length) {\n    promise = promise.then(responseInterceptorChain.shift(), responseInterceptorChain.shift());\n  }\n\n  return promise;\n};\n\nAxios.prototype.getUri = function getUri(config) {\n  config = mergeConfig(this.defaults, config);\n  return buildURL(config.url, config.params, config.paramsSerializer).replace(/^\\?/, '');\n};\n\n// Provide aliases for supported request methods\nutils.forEach(['delete', 'get', 'head', 'options'], function forEachMethodNoData(method) {\n  /*eslint func-names:0*/\n  Axios.prototype[method] = function(url, config) {\n    return this.request(mergeConfig(config || {}, {\n      method: method,\n      url: url,\n      data: (config || {}).data\n    }));\n  };\n});\n\nutils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) {\n  /*eslint func-names:0*/\n  Axios.prototype[method] = function(url, data, config) {\n    return this.request(mergeConfig(config || {}, {\n      method: method,\n      url: url,\n      data: data\n    }));\n  };\n});\n\nmodule.exports = Axios;\n\n},{\"../helpers/buildURL\":52,\"../helpers/validator\":61,\"./../utils\":62,\"./InterceptorManager\":42,\"./dispatchRequest\":45,\"./mergeConfig\":47}],42:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\n\nfunction InterceptorManager() {\n  this.handlers = [];\n}\n\n/**\n * Add a new interceptor to the stack\n *\n * @param {Function} fulfilled The function to handle `then` for a `Promise`\n * @param {Function} rejected The function to handle `reject` for a `Promise`\n *\n * @return {Number} An ID used to remove interceptor later\n */\nInterceptorManager.prototype.use = function use(fulfilled, rejected, options) {\n  this.handlers.push({\n    fulfilled: fulfilled,\n    rejected: rejected,\n    synchronous: options ? options.synchronous : false,\n    runWhen: options ? options.runWhen : null\n  });\n  return this.handlers.length - 1;\n};\n\n/**\n * Remove an interceptor from the stack\n *\n * @param {Number} id The ID that was returned by `use`\n */\nInterceptorManager.prototype.eject = function eject(id) {\n  if (this.handlers[id]) {\n    this.handlers[id] = null;\n  }\n};\n\n/**\n * Iterate over all the registered interceptors\n *\n * This method is particularly useful for skipping over any\n * interceptors that may have become `null` calling `eject`.\n *\n * @param {Function} fn The function to call for each interceptor\n */\nInterceptorManager.prototype.forEach = function forEach(fn) {\n  utils.forEach(this.handlers, function forEachHandler(h) {\n    if (h !== null) {\n      fn(h);\n    }\n  });\n};\n\nmodule.exports = InterceptorManager;\n\n},{\"./../utils\":62}],43:[function(require,module,exports){\n'use strict';\n\nvar isAbsoluteURL = require('../helpers/isAbsoluteURL');\nvar combineURLs = require('../helpers/combineURLs');\n\n/**\n * Creates a new URL by combining the baseURL with the requestedURL,\n * only when the requestedURL is not already an absolute URL.\n * If the requestURL is absolute, this function returns the requestedURL untouched.\n *\n * @param {string} baseURL The base URL\n * @param {string} requestedURL Absolute or relative URL to combine\n * @returns {string} The combined full path\n */\nmodule.exports = function buildFullPath(baseURL, requestedURL) {\n  if (baseURL && !isAbsoluteURL(requestedURL)) {\n    return combineURLs(baseURL, requestedURL);\n  }\n  return requestedURL;\n};\n\n},{\"../helpers/combineURLs\":53,\"../helpers/isAbsoluteURL\":55}],44:[function(require,module,exports){\n'use strict';\n\nvar enhanceError = require('./enhanceError');\n\n/**\n * Create an Error with the specified message, config, error code, request and response.\n *\n * @param {string} message The error message.\n * @param {Object} config The config.\n * @param {string} [code] The error code (for example, 'ECONNABORTED').\n * @param {Object} [request] The request.\n * @param {Object} [response] The response.\n * @returns {Error} The created error.\n */\nmodule.exports = function createError(message, config, code, request, response) {\n  var error = new Error(message);\n  return enhanceError(error, config, code, request, response);\n};\n\n},{\"./enhanceError\":46}],45:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\nvar transformData = require('./transformData');\nvar isCancel = require('../cancel/isCancel');\nvar defaults = require('../defaults');\n\n/**\n * Throws a `Cancel` if cancellation has been requested.\n */\nfunction throwIfCancellationRequested(config) {\n  if (config.cancelToken) {\n    config.cancelToken.throwIfRequested();\n  }\n}\n\n/**\n * Dispatch a request to the server using the configured adapter.\n *\n * @param {object} config The config that is to be used for the request\n * @returns {Promise} The Promise to be fulfilled\n */\nmodule.exports = function dispatchRequest(config) {\n  throwIfCancellationRequested(config);\n\n  // Ensure headers exist\n  config.headers = config.headers || {};\n\n  // Transform request data\n  config.data = transformData.call(\n    config,\n    config.data,\n    config.headers,\n    config.transformRequest\n  );\n\n  // Flatten headers\n  config.headers = utils.merge(\n    config.headers.common || {},\n    config.headers[config.method] || {},\n    config.headers\n  );\n\n  utils.forEach(\n    ['delete', 'get', 'head', 'post', 'put', 'patch', 'common'],\n    function cleanHeaderConfig(method) {\n      delete config.headers[method];\n    }\n  );\n\n  var adapter = config.adapter || defaults.adapter;\n\n  return adapter(config).then(function onAdapterResolution(response) {\n    throwIfCancellationRequested(config);\n\n    // Transform response data\n    response.data = transformData.call(\n      config,\n      response.data,\n      response.headers,\n      config.transformResponse\n    );\n\n    return response;\n  }, function onAdapterRejection(reason) {\n    if (!isCancel(reason)) {\n      throwIfCancellationRequested(config);\n\n      // Transform response data\n      if (reason && reason.response) {\n        reason.response.data = transformData.call(\n          config,\n          reason.response.data,\n          reason.response.headers,\n          config.transformResponse\n        );\n      }\n    }\n\n    return Promise.reject(reason);\n  });\n};\n\n},{\"../cancel/isCancel\":40,\"../defaults\":50,\"./../utils\":62,\"./transformData\":49}],46:[function(require,module,exports){\n'use strict';\n\n/**\n * Update an Error with the specified config, error code, and response.\n *\n * @param {Error} error The error to update.\n * @param {Object} config The config.\n * @param {string} [code] The error code (for example, 'ECONNABORTED').\n * @param {Object} [request] The request.\n * @param {Object} [response] The response.\n * @returns {Error} The error.\n */\nmodule.exports = function enhanceError(error, config, code, request, response) {\n  error.config = config;\n  if (code) {\n    error.code = code;\n  }\n\n  error.request = request;\n  error.response = response;\n  error.isAxiosError = true;\n\n  error.toJSON = function toJSON() {\n    return {\n      // Standard\n      message: this.message,\n      name: this.name,\n      // Microsoft\n      description: this.description,\n      number: this.number,\n      // Mozilla\n      fileName: this.fileName,\n      lineNumber: this.lineNumber,\n      columnNumber: this.columnNumber,\n      stack: this.stack,\n      // Axios\n      config: this.config,\n      code: this.code\n    };\n  };\n  return error;\n};\n\n},{}],47:[function(require,module,exports){\n'use strict';\n\nvar utils = require('../utils');\n\n/**\n * Config-specific merge-function which creates a new config-object\n * by merging two configuration objects together.\n *\n * @param {Object} config1\n * @param {Object} config2\n * @returns {Object} New object resulting from merging config2 to config1\n */\nmodule.exports = function mergeConfig(config1, config2) {\n  // eslint-disable-next-line no-param-reassign\n  config2 = config2 || {};\n  var config = {};\n\n  var valueFromConfig2Keys = ['url', 'method', 'data'];\n  var mergeDeepPropertiesKeys = ['headers', 'auth', 'proxy', 'params'];\n  var defaultToConfig2Keys = [\n    'baseURL', 'transformRequest', 'transformResponse', 'paramsSerializer',\n    'timeout', 'timeoutMessage', 'withCredentials', 'adapter', 'responseType', 'xsrfCookieName',\n    'xsrfHeaderName', 'onUploadProgress', 'onDownloadProgress', 'decompress',\n    'maxContentLength', 'maxBodyLength', 'maxRedirects', 'transport', 'httpAgent',\n    'httpsAgent', 'cancelToken', 'socketPath', 'responseEncoding'\n  ];\n  var directMergeKeys = ['validateStatus'];\n\n  function getMergedValue(target, source) {\n    if (utils.isPlainObject(target) && utils.isPlainObject(source)) {\n      return utils.merge(target, source);\n    } else if (utils.isPlainObject(source)) {\n      return utils.merge({}, source);\n    } else if (utils.isArray(source)) {\n      return source.slice();\n    }\n    return source;\n  }\n\n  function mergeDeepProperties(prop) {\n    if (!utils.isUndefined(config2[prop])) {\n      config[prop] = getMergedValue(config1[prop], config2[prop]);\n    } else if (!utils.isUndefined(config1[prop])) {\n      config[prop] = getMergedValue(undefined, config1[prop]);\n    }\n  }\n\n  utils.forEach(valueFromConfig2Keys, function valueFromConfig2(prop) {\n    if (!utils.isUndefined(config2[prop])) {\n      config[prop] = getMergedValue(undefined, config2[prop]);\n    }\n  });\n\n  utils.forEach(mergeDeepPropertiesKeys, mergeDeepProperties);\n\n  utils.forEach(defaultToConfig2Keys, function defaultToConfig2(prop) {\n    if (!utils.isUndefined(config2[prop])) {\n      config[prop] = getMergedValue(undefined, config2[prop]);\n    } else if (!utils.isUndefined(config1[prop])) {\n      config[prop] = getMergedValue(undefined, config1[prop]);\n    }\n  });\n\n  utils.forEach(directMergeKeys, function merge(prop) {\n    if (prop in config2) {\n      config[prop] = getMergedValue(config1[prop], config2[prop]);\n    } else if (prop in config1) {\n      config[prop] = getMergedValue(undefined, config1[prop]);\n    }\n  });\n\n  var axiosKeys = valueFromConfig2Keys\n    .concat(mergeDeepPropertiesKeys)\n    .concat(defaultToConfig2Keys)\n    .concat(directMergeKeys);\n\n  var otherKeys = Object\n    .keys(config1)\n    .concat(Object.keys(config2))\n    .filter(function filterAxiosKeys(key) {\n      return axiosKeys.indexOf(key) === -1;\n    });\n\n  utils.forEach(otherKeys, mergeDeepProperties);\n\n  return config;\n};\n\n},{\"../utils\":62}],48:[function(require,module,exports){\n'use strict';\n\nvar createError = require('./createError');\n\n/**\n * Resolve or reject a Promise based on response status.\n *\n * @param {Function} resolve A function that resolves the promise.\n * @param {Function} reject A function that rejects the promise.\n * @param {object} response The response.\n */\nmodule.exports = function settle(resolve, reject, response) {\n  var validateStatus = response.config.validateStatus;\n  if (!response.status || !validateStatus || validateStatus(response.status)) {\n    resolve(response);\n  } else {\n    reject(createError(\n      'Request failed with status code ' + response.status,\n      response.config,\n      null,\n      response.request,\n      response\n    ));\n  }\n};\n\n},{\"./createError\":44}],49:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\nvar defaults = require('./../defaults');\n\n/**\n * Transform the data for a request or a response\n *\n * @param {Object|String} data The data to be transformed\n * @param {Array} headers The headers for the request or response\n * @param {Array|Function} fns A single function or Array of functions\n * @returns {*} The resulting transformed data\n */\nmodule.exports = function transformData(data, headers, fns) {\n  var context = this || defaults;\n  /*eslint no-param-reassign:0*/\n  utils.forEach(fns, function transform(fn) {\n    data = fn.call(context, data, headers);\n  });\n\n  return data;\n};\n\n},{\"./../defaults\":50,\"./../utils\":62}],50:[function(require,module,exports){\n(function (process){\n'use strict';\n\nvar utils = require('./utils');\nvar normalizeHeaderName = require('./helpers/normalizeHeaderName');\nvar enhanceError = require('./core/enhanceError');\n\nvar DEFAULT_CONTENT_TYPE = {\n  'Content-Type': 'application/x-www-form-urlencoded'\n};\n\nfunction setContentTypeIfUnset(headers, value) {\n  if (!utils.isUndefined(headers) && utils.isUndefined(headers['Content-Type'])) {\n    headers['Content-Type'] = value;\n  }\n}\n\nfunction getDefaultAdapter() {\n  var adapter;\n  if (typeof XMLHttpRequest !== 'undefined') {\n    // For browsers use XHR adapter\n    adapter = require('./adapters/xhr');\n  } else if (typeof process !== 'undefined' && Object.prototype.toString.call(process) === '[object process]') {\n    // For node use HTTP adapter\n    adapter = require('./adapters/http');\n  }\n  return adapter;\n}\n\nfunction stringifySafely(rawValue, parser, encoder) {\n  if (utils.isString(rawValue)) {\n    try {\n      (parser || JSON.parse)(rawValue);\n      return utils.trim(rawValue);\n    } catch (e) {\n      if (e.name !== 'SyntaxError') {\n        throw e;\n      }\n    }\n  }\n\n  return (encoder || JSON.stringify)(rawValue);\n}\n\nvar defaults = {\n\n  transitional: {\n    silentJSONParsing: true,\n    forcedJSONParsing: true,\n    clarifyTimeoutError: false\n  },\n\n  adapter: getDefaultAdapter(),\n\n  transformRequest: [function transformRequest(data, headers) {\n    normalizeHeaderName(headers, 'Accept');\n    normalizeHeaderName(headers, 'Content-Type');\n\n    if (utils.isFormData(data) ||\n      utils.isArrayBuffer(data) ||\n      utils.isBuffer(data) ||\n      utils.isStream(data) ||\n      utils.isFile(data) ||\n      utils.isBlob(data)\n    ) {\n      return data;\n    }\n    if (utils.isArrayBufferView(data)) {\n      return data.buffer;\n    }\n    if (utils.isURLSearchParams(data)) {\n      setContentTypeIfUnset(headers, 'application/x-www-form-urlencoded;charset=utf-8');\n      return data.toString();\n    }\n    if (utils.isObject(data) || (headers && headers['Content-Type'] === 'application/json')) {\n      setContentTypeIfUnset(headers, 'application/json');\n      return stringifySafely(data);\n    }\n    return data;\n  }],\n\n  transformResponse: [function transformResponse(data) {\n    var transitional = this.transitional;\n    var silentJSONParsing = transitional && transitional.silentJSONParsing;\n    var forcedJSONParsing = transitional && transitional.forcedJSONParsing;\n    var strictJSONParsing = !silentJSONParsing && this.responseType === 'json';\n\n    if (strictJSONParsing || (forcedJSONParsing && utils.isString(data) && data.length)) {\n      try {\n        return JSON.parse(data);\n      } catch (e) {\n        if (strictJSONParsing) {\n          if (e.name === 'SyntaxError') {\n            throw enhanceError(e, this, 'E_JSON_PARSE');\n          }\n          throw e;\n        }\n      }\n    }\n\n    return data;\n  }],\n\n  /**\n   * A timeout in milliseconds to abort a request. If set to 0 (default) a\n   * timeout is not created.\n   */\n  timeout: 0,\n\n  xsrfCookieName: 'XSRF-TOKEN',\n  xsrfHeaderName: 'X-XSRF-TOKEN',\n\n  maxContentLength: -1,\n  maxBodyLength: -1,\n\n  validateStatus: function validateStatus(status) {\n    return status >= 200 && status < 300;\n  }\n};\n\ndefaults.headers = {\n  common: {\n    'Accept': 'application/json, text/plain, */*'\n  }\n};\n\nutils.forEach(['delete', 'get', 'head'], function forEachMethodNoData(method) {\n  defaults.headers[method] = {};\n});\n\nutils.forEach(['post', 'put', 'patch'], function forEachMethodWithData(method) {\n  defaults.headers[method] = utils.merge(DEFAULT_CONTENT_TYPE);\n});\n\nmodule.exports = defaults;\n\n}).call(this,require('_process'))\n},{\"./adapters/http\":36,\"./adapters/xhr\":36,\"./core/enhanceError\":46,\"./helpers/normalizeHeaderName\":58,\"./utils\":62,\"_process\":166}],51:[function(require,module,exports){\n'use strict';\n\nmodule.exports = function bind(fn, thisArg) {\n  return function wrap() {\n    var args = new Array(arguments.length);\n    for (var i = 0; i < args.length; i++) {\n      args[i] = arguments[i];\n    }\n    return fn.apply(thisArg, args);\n  };\n};\n\n},{}],52:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\n\nfunction encode(val) {\n  return encodeURIComponent(val).\n    replace(/%3A/gi, ':').\n    replace(/%24/g, '$').\n    replace(/%2C/gi, ',').\n    replace(/%20/g, '+').\n    replace(/%5B/gi, '[').\n    replace(/%5D/gi, ']');\n}\n\n/**\n * Build a URL by appending params to the end\n *\n * @param {string} url The base of the url (e.g., http://www.google.com)\n * @param {object} [params] The params to be appended\n * @returns {string} The formatted url\n */\nmodule.exports = function buildURL(url, params, paramsSerializer) {\n  /*eslint no-param-reassign:0*/\n  if (!params) {\n    return url;\n  }\n\n  var serializedParams;\n  if (paramsSerializer) {\n    serializedParams = paramsSerializer(params);\n  } else if (utils.isURLSearchParams(params)) {\n    serializedParams = params.toString();\n  } else {\n    var parts = [];\n\n    utils.forEach(params, function serialize(val, key) {\n      if (val === null || typeof val === 'undefined') {\n        return;\n      }\n\n      if (utils.isArray(val)) {\n        key = key + '[]';\n      } else {\n        val = [val];\n      }\n\n      utils.forEach(val, function parseValue(v) {\n        if (utils.isDate(v)) {\n          v = v.toISOString();\n        } else if (utils.isObject(v)) {\n          v = JSON.stringify(v);\n        }\n        parts.push(encode(key) + '=' + encode(v));\n      });\n    });\n\n    serializedParams = parts.join('&');\n  }\n\n  if (serializedParams) {\n    var hashmarkIndex = url.indexOf('#');\n    if (hashmarkIndex !== -1) {\n      url = url.slice(0, hashmarkIndex);\n    }\n\n    url += (url.indexOf('?') === -1 ? '?' : '&') + serializedParams;\n  }\n\n  return url;\n};\n\n},{\"./../utils\":62}],53:[function(require,module,exports){\n'use strict';\n\n/**\n * Creates a new URL by combining the specified URLs\n *\n * @param {string} baseURL The base URL\n * @param {string} relativeURL The relative URL\n * @returns {string} The combined URL\n */\nmodule.exports = function combineURLs(baseURL, relativeURL) {\n  return relativeURL\n    ? baseURL.replace(/\\/+$/, '') + '/' + relativeURL.replace(/^\\/+/, '')\n    : baseURL;\n};\n\n},{}],54:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\n\nmodule.exports = (\n  utils.isStandardBrowserEnv() ?\n\n  // Standard browser envs support document.cookie\n    (function standardBrowserEnv() {\n      return {\n        write: function write(name, value, expires, path, domain, secure) {\n          var cookie = [];\n          cookie.push(name + '=' + encodeURIComponent(value));\n\n          if (utils.isNumber(expires)) {\n            cookie.push('expires=' + new Date(expires).toGMTString());\n          }\n\n          if (utils.isString(path)) {\n            cookie.push('path=' + path);\n          }\n\n          if (utils.isString(domain)) {\n            cookie.push('domain=' + domain);\n          }\n\n          if (secure === true) {\n            cookie.push('secure');\n          }\n\n          document.cookie = cookie.join('; ');\n        },\n\n        read: function read(name) {\n          var match = document.cookie.match(new RegExp('(^|;\\\\s*)(' + name + ')=([^;]*)'));\n          return (match ? decodeURIComponent(match[3]) : null);\n        },\n\n        remove: function remove(name) {\n          this.write(name, '', Date.now() - 86400000);\n        }\n      };\n    })() :\n\n  // Non standard browser env (web workers, react-native) lack needed support.\n    (function nonStandardBrowserEnv() {\n      return {\n        write: function write() {},\n        read: function read() { return null; },\n        remove: function remove() {}\n      };\n    })()\n);\n\n},{\"./../utils\":62}],55:[function(require,module,exports){\n'use strict';\n\n/**\n * Determines whether the specified URL is absolute\n *\n * @param {string} url The URL to test\n * @returns {boolean} True if the specified URL is absolute, otherwise false\n */\nmodule.exports = function isAbsoluteURL(url) {\n  // A URL is considered absolute if it begins with \"<scheme>://\" or \"//\" (protocol-relative URL).\n  // RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed\n  // by any combination of letters, digits, plus, period, or hyphen.\n  return /^([a-z][a-z\\d\\+\\-\\.]*:)?\\/\\//i.test(url);\n};\n\n},{}],56:[function(require,module,exports){\n'use strict';\n\n/**\n * Determines whether the payload is an error thrown by Axios\n *\n * @param {*} payload The value to test\n * @returns {boolean} True if the payload is an error thrown by Axios, otherwise false\n */\nmodule.exports = function isAxiosError(payload) {\n  return (typeof payload === 'object') && (payload.isAxiosError === true);\n};\n\n},{}],57:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\n\nmodule.exports = (\n  utils.isStandardBrowserEnv() ?\n\n  // Standard browser envs have full support of the APIs needed to test\n  // whether the request URL is of the same origin as current location.\n    (function standardBrowserEnv() {\n      var msie = /(msie|trident)/i.test(navigator.userAgent);\n      var urlParsingNode = document.createElement('a');\n      var originURL;\n\n      /**\n    * Parse a URL to discover it's components\n    *\n    * @param {String} url The URL to be parsed\n    * @returns {Object}\n    */\n      function resolveURL(url) {\n        var href = url;\n\n        if (msie) {\n        // IE needs attribute set twice to normalize properties\n          urlParsingNode.setAttribute('href', href);\n          href = urlParsingNode.href;\n        }\n\n        urlParsingNode.setAttribute('href', href);\n\n        // urlParsingNode provides the UrlUtils interface - http://url.spec.whatwg.org/#urlutils\n        return {\n          href: urlParsingNode.href,\n          protocol: urlParsingNode.protocol ? urlParsingNode.protocol.replace(/:$/, '') : '',\n          host: urlParsingNode.host,\n          search: urlParsingNode.search ? urlParsingNode.search.replace(/^\\?/, '') : '',\n          hash: urlParsingNode.hash ? urlParsingNode.hash.replace(/^#/, '') : '',\n          hostname: urlParsingNode.hostname,\n          port: urlParsingNode.port,\n          pathname: (urlParsingNode.pathname.charAt(0) === '/') ?\n            urlParsingNode.pathname :\n            '/' + urlParsingNode.pathname\n        };\n      }\n\n      originURL = resolveURL(window.location.href);\n\n      /**\n    * Determine if a URL shares the same origin as the current location\n    *\n    * @param {String} requestURL The URL to test\n    * @returns {boolean} True if URL shares the same origin, otherwise false\n    */\n      return function isURLSameOrigin(requestURL) {\n        var parsed = (utils.isString(requestURL)) ? resolveURL(requestURL) : requestURL;\n        return (parsed.protocol === originURL.protocol &&\n            parsed.host === originURL.host);\n      };\n    })() :\n\n  // Non standard browser envs (web workers, react-native) lack needed support.\n    (function nonStandardBrowserEnv() {\n      return function isURLSameOrigin() {\n        return true;\n      };\n    })()\n);\n\n},{\"./../utils\":62}],58:[function(require,module,exports){\n'use strict';\n\nvar utils = require('../utils');\n\nmodule.exports = function normalizeHeaderName(headers, normalizedName) {\n  utils.forEach(headers, function processHeader(value, name) {\n    if (name !== normalizedName && name.toUpperCase() === normalizedName.toUpperCase()) {\n      headers[normalizedName] = value;\n      delete headers[name];\n    }\n  });\n};\n\n},{\"../utils\":62}],59:[function(require,module,exports){\n'use strict';\n\nvar utils = require('./../utils');\n\n// Headers whose duplicates are ignored by node\n// c.f. https://nodejs.org/api/http.html#http_message_headers\nvar ignoreDuplicateOf = [\n  'age', 'authorization', 'content-length', 'content-type', 'etag',\n  'expires', 'from', 'host', 'if-modified-since', 'if-unmodified-since',\n  'last-modified', 'location', 'max-forwards', 'proxy-authorization',\n  'referer', 'retry-after', 'user-agent'\n];\n\n/**\n * Parse headers into an object\n *\n * ```\n * Date: Wed, 27 Aug 2014 08:58:49 GMT\n * Content-Type: application/json\n * Connection: keep-alive\n * Transfer-Encoding: chunked\n * ```\n *\n * @param {String} headers Headers needing to be parsed\n * @returns {Object} Headers parsed into an object\n */\nmodule.exports = function parseHeaders(headers) {\n  var parsed = {};\n  var key;\n  var val;\n  var i;\n\n  if (!headers) { return parsed; }\n\n  utils.forEach(headers.split('\\n'), function parser(line) {\n    i = line.indexOf(':');\n    key = utils.trim(line.substr(0, i)).toLowerCase();\n    val = utils.trim(line.substr(i + 1));\n\n    if (key) {\n      if (parsed[key] && ignoreDuplicateOf.indexOf(key) >= 0) {\n        return;\n      }\n      if (key === 'set-cookie') {\n        parsed[key] = (parsed[key] ? parsed[key] : []).concat([val]);\n      } else {\n        parsed[key] = parsed[key] ? parsed[key] + ', ' + val : val;\n      }\n    }\n  });\n\n  return parsed;\n};\n\n},{\"./../utils\":62}],60:[function(require,module,exports){\n'use strict';\n\n/**\n * Syntactic sugar for invoking a function and expanding an array for arguments.\n *\n * Common use case would be to use `Function.prototype.apply`.\n *\n *  ```js\n *  function f(x, y, z) {}\n *  var args = [1, 2, 3];\n *  f.apply(null, args);\n *  ```\n *\n * With `spread` this example can be re-written.\n *\n *  ```js\n *  spread(function(x, y, z) {})([1, 2, 3]);\n *  ```\n *\n * @param {Function} callback\n * @returns {Function}\n */\nmodule.exports = function spread(callback) {\n  return function wrap(arr) {\n    return callback.apply(null, arr);\n  };\n};\n\n},{}],61:[function(require,module,exports){\n'use strict';\n\nvar pkg = require('./../../package.json');\n\nvar validators = {};\n\n// eslint-disable-next-line func-names\n['object', 'boolean', 'number', 'function', 'string', 'symbol'].forEach(function(type, i) {\n  validators[type] = function validator(thing) {\n    return typeof thing === type || 'a' + (i < 1 ? 'n ' : ' ') + type;\n  };\n});\n\nvar deprecatedWarnings = {};\nvar currentVerArr = pkg.version.split('.');\n\n/**\n * Compare package versions\n * @param {string} version\n * @param {string?} thanVersion\n * @returns {boolean}\n */\nfunction isOlderVersion(version, thanVersion) {\n  var pkgVersionArr = thanVersion ? thanVersion.split('.') : currentVerArr;\n  var destVer = version.split('.');\n  for (var i = 0; i < 3; i++) {\n    if (pkgVersionArr[i] > destVer[i]) {\n      return true;\n    } else if (pkgVersionArr[i] < destVer[i]) {\n      return false;\n    }\n  }\n  return false;\n}\n\n/**\n * Transitional option validator\n * @param {function|boolean?} validator\n * @param {string?} version\n * @param {string} message\n * @returns {function}\n */\nvalidators.transitional = function transitional(validator, version, message) {\n  var isDeprecated = version && isOlderVersion(version);\n\n  function formatMessage(opt, desc) {\n    return '[Axios v' + pkg.version + '] Transitional option \\'' + opt + '\\'' + desc + (message ? '. ' + message : '');\n  }\n\n  // eslint-disable-next-line func-names\n  return function(value, opt, opts) {\n    if (validator === false) {\n      throw new Error(formatMessage(opt, ' has been removed in ' + version));\n    }\n\n    if (isDeprecated && !deprecatedWarnings[opt]) {\n      deprecatedWarnings[opt] = true;\n      // eslint-disable-next-line no-console\n      console.warn(\n        formatMessage(\n          opt,\n          ' has been deprecated since v' + version + ' and will be removed in the near future'\n        )\n      );\n    }\n\n    return validator ? validator(value, opt, opts) : true;\n  };\n};\n\n/**\n * Assert object's properties type\n * @param {object} options\n * @param {object} schema\n * @param {boolean?} allowUnknown\n */\n\nfunction assertOptions(options, schema, allowUnknown) {\n  if (typeof options !== 'object') {\n    throw new TypeError('options must be an object');\n  }\n  var keys = Object.keys(options);\n  var i = keys.length;\n  while (i-- > 0) {\n    var opt = keys[i];\n    var validator = schema[opt];\n    if (validator) {\n      var value = options[opt];\n      var result = value === undefined || validator(value, opt, options);\n      if (result !== true) {\n        throw new TypeError('option ' + opt + ' must be ' + result);\n      }\n      continue;\n    }\n    if (allowUnknown !== true) {\n      throw Error('Unknown option ' + opt);\n    }\n  }\n}\n\nmodule.exports = {\n  isOlderVersion: isOlderVersion,\n  assertOptions: assertOptions,\n  validators: validators\n};\n\n},{\"./../../package.json\":63}],62:[function(require,module,exports){\n'use strict';\n\nvar bind = require('./helpers/bind');\n\n// utils is a library of generic helper functions non-specific to axios\n\nvar toString = Object.prototype.toString;\n\n/**\n * Determine if a value is an Array\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is an Array, otherwise false\n */\nfunction isArray(val) {\n  return toString.call(val) === '[object Array]';\n}\n\n/**\n * Determine if a value is undefined\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if the value is undefined, otherwise false\n */\nfunction isUndefined(val) {\n  return typeof val === 'undefined';\n}\n\n/**\n * Determine if a value is a Buffer\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a Buffer, otherwise false\n */\nfunction isBuffer(val) {\n  return val !== null && !isUndefined(val) && val.constructor !== null && !isUndefined(val.constructor)\n    && typeof val.constructor.isBuffer === 'function' && val.constructor.isBuffer(val);\n}\n\n/**\n * Determine if a value is an ArrayBuffer\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is an ArrayBuffer, otherwise false\n */\nfunction isArrayBuffer(val) {\n  return toString.call(val) === '[object ArrayBuffer]';\n}\n\n/**\n * Determine if a value is a FormData\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is an FormData, otherwise false\n */\nfunction isFormData(val) {\n  return (typeof FormData !== 'undefined') && (val instanceof FormData);\n}\n\n/**\n * Determine if a value is a view on an ArrayBuffer\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false\n */\nfunction isArrayBufferView(val) {\n  var result;\n  if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) {\n    result = ArrayBuffer.isView(val);\n  } else {\n    result = (val) && (val.buffer) && (val.buffer instanceof ArrayBuffer);\n  }\n  return result;\n}\n\n/**\n * Determine if a value is a String\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a String, otherwise false\n */\nfunction isString(val) {\n  return typeof val === 'string';\n}\n\n/**\n * Determine if a value is a Number\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a Number, otherwise false\n */\nfunction isNumber(val) {\n  return typeof val === 'number';\n}\n\n/**\n * Determine if a value is an Object\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is an Object, otherwise false\n */\nfunction isObject(val) {\n  return val !== null && typeof val === 'object';\n}\n\n/**\n * Determine if a value is a plain Object\n *\n * @param {Object} val The value to test\n * @return {boolean} True if value is a plain Object, otherwise false\n */\nfunction isPlainObject(val) {\n  if (toString.call(val) !== '[object Object]') {\n    return false;\n  }\n\n  var prototype = Object.getPrototypeOf(val);\n  return prototype === null || prototype === Object.prototype;\n}\n\n/**\n * Determine if a value is a Date\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a Date, otherwise false\n */\nfunction isDate(val) {\n  return toString.call(val) === '[object Date]';\n}\n\n/**\n * Determine if a value is a File\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a File, otherwise false\n */\nfunction isFile(val) {\n  return toString.call(val) === '[object File]';\n}\n\n/**\n * Determine if a value is a Blob\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a Blob, otherwise false\n */\nfunction isBlob(val) {\n  return toString.call(val) === '[object Blob]';\n}\n\n/**\n * Determine if a value is a Function\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a Function, otherwise false\n */\nfunction isFunction(val) {\n  return toString.call(val) === '[object Function]';\n}\n\n/**\n * Determine if a value is a Stream\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a Stream, otherwise false\n */\nfunction isStream(val) {\n  return isObject(val) && isFunction(val.pipe);\n}\n\n/**\n * Determine if a value is a URLSearchParams object\n *\n * @param {Object} val The value to test\n * @returns {boolean} True if value is a URLSearchParams object, otherwise false\n */\nfunction isURLSearchParams(val) {\n  return typeof URLSearchParams !== 'undefined' && val instanceof URLSearchParams;\n}\n\n/**\n * Trim excess whitespace off the beginning and end of a string\n *\n * @param {String} str The String to trim\n * @returns {String} The String freed of excess whitespace\n */\nfunction trim(str) {\n  return str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g, '');\n}\n\n/**\n * Determine if we're running in a standard browser environment\n *\n * This allows axios to run in a web worker, and react-native.\n * Both environments support XMLHttpRequest, but not fully standard globals.\n *\n * web workers:\n *  typeof window -> undefined\n *  typeof document -> undefined\n *\n * react-native:\n *  navigator.product -> 'ReactNative'\n * nativescript\n *  navigator.product -> 'NativeScript' or 'NS'\n */\nfunction isStandardBrowserEnv() {\n  if (typeof navigator !== 'undefined' && (navigator.product === 'ReactNative' ||\n                                           navigator.product === 'NativeScript' ||\n                                           navigator.product === 'NS')) {\n    return false;\n  }\n  return (\n    typeof window !== 'undefined' &&\n    typeof document !== 'undefined'\n  );\n}\n\n/**\n * Iterate over an Array or an Object invoking a function for each item.\n *\n * If `obj` is an Array callback will be called passing\n * the value, index, and complete array for each item.\n *\n * If 'obj' is an Object callback will be called passing\n * the value, key, and complete object for each property.\n *\n * @param {Object|Array} obj The object to iterate\n * @param {Function} fn The callback to invoke for each item\n */\nfunction forEach(obj, fn) {\n  // Don't bother if no value provided\n  if (obj === null || typeof obj === 'undefined') {\n    return;\n  }\n\n  // Force an array if not already something iterable\n  if (typeof obj !== 'object') {\n    /*eslint no-param-reassign:0*/\n    obj = [obj];\n  }\n\n  if (isArray(obj)) {\n    // Iterate over array values\n    for (var i = 0, l = obj.length; i < l; i++) {\n      fn.call(null, obj[i], i, obj);\n    }\n  } else {\n    // Iterate over object keys\n    for (var key in obj) {\n      if (Object.prototype.hasOwnProperty.call(obj, key)) {\n        fn.call(null, obj[key], key, obj);\n      }\n    }\n  }\n}\n\n/**\n * Accepts varargs expecting each argument to be an object, then\n * immutably merges the properties of each object and returns result.\n *\n * When multiple objects contain the same key the later object in\n * the arguments list will take precedence.\n *\n * Example:\n *\n * ```js\n * var result = merge({foo: 123}, {foo: 456});\n * console.log(result.foo); // outputs 456\n * ```\n *\n * @param {Object} obj1 Object to merge\n * @returns {Object} Result of all merge properties\n */\nfunction merge(/* obj1, obj2, obj3, ... */) {\n  var result = {};\n  function assignValue(val, key) {\n    if (isPlainObject(result[key]) && isPlainObject(val)) {\n      result[key] = merge(result[key], val);\n    } else if (isPlainObject(val)) {\n      result[key] = merge({}, val);\n    } else if (isArray(val)) {\n      result[key] = val.slice();\n    } else {\n      result[key] = val;\n    }\n  }\n\n  for (var i = 0, l = arguments.length; i < l; i++) {\n    forEach(arguments[i], assignValue);\n  }\n  return result;\n}\n\n/**\n * Extends object a by mutably adding to it the properties of object b.\n *\n * @param {Object} a The object to be extended\n * @param {Object} b The object to copy properties from\n * @param {Object} thisArg The object to bind function to\n * @return {Object} The resulting value of object a\n */\nfunction extend(a, b, thisArg) {\n  forEach(b, function assignValue(val, key) {\n    if (thisArg && typeof val === 'function') {\n      a[key] = bind(val, thisArg);\n    } else {\n      a[key] = val;\n    }\n  });\n  return a;\n}\n\n/**\n * Remove byte order marker. This catches EF BB BF (the UTF-8 BOM)\n *\n * @param {string} content with BOM\n * @return {string} content value without BOM\n */\nfunction stripBOM(content) {\n  if (content.charCodeAt(0) === 0xFEFF) {\n    content = content.slice(1);\n  }\n  return content;\n}\n\nmodule.exports = {\n  isArray: isArray,\n  isArrayBuffer: isArrayBuffer,\n  isBuffer: isBuffer,\n  isFormData: isFormData,\n  isArrayBufferView: isArrayBufferView,\n  isString: isString,\n  isNumber: isNumber,\n  isObject: isObject,\n  isPlainObject: isPlainObject,\n  isUndefined: isUndefined,\n  isDate: isDate,\n  isFile: isFile,\n  isBlob: isBlob,\n  isFunction: isFunction,\n  isStream: isStream,\n  isURLSearchParams: isURLSearchParams,\n  isStandardBrowserEnv: isStandardBrowserEnv,\n  forEach: forEach,\n  merge: merge,\n  extend: extend,\n  trim: trim,\n  stripBOM: stripBOM\n};\n\n},{\"./helpers/bind\":51}],63:[function(require,module,exports){\nmodule.exports={\n  \"name\": \"axios\",\n  \"version\": \"0.21.4\",\n  \"description\": \"Promise based HTTP client for the browser and node.js\",\n  \"main\": \"index.js\",\n  \"scripts\": {\n    \"test\": \"grunt test\",\n    \"start\": \"node ./sandbox/server.js\",\n    \"build\": \"NODE_ENV=production grunt build\",\n    \"preversion\": \"npm test\",\n    \"version\": \"npm run build && grunt version && git add -A dist && git add CHANGELOG.md bower.json package.json\",\n    \"postversion\": \"git push && git push --tags\",\n    \"examples\": \"node ./examples/server.js\",\n    \"coveralls\": \"cat coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js\",\n    \"fix\": \"eslint --fix lib/**/*.js\"\n  },\n  \"repository\": {\n    \"type\": \"git\",\n    \"url\": \"https://github.com/axios/axios.git\"\n  },\n  \"keywords\": [\n    \"xhr\",\n    \"http\",\n    \"ajax\",\n    \"promise\",\n    \"node\"\n  ],\n  \"author\": \"Matt Zabriskie\",\n  \"license\": \"MIT\",\n  \"bugs\": {\n    \"url\": \"https://github.com/axios/axios/issues\"\n  },\n  \"homepage\": \"https://axios-http.com\",\n  \"devDependencies\": {\n    \"coveralls\": \"^3.0.0\",\n    \"es6-promise\": \"^4.2.4\",\n    \"grunt\": \"^1.3.0\",\n    \"grunt-banner\": \"^0.6.0\",\n    \"grunt-cli\": \"^1.2.0\",\n    \"grunt-contrib-clean\": \"^1.1.0\",\n    \"grunt-contrib-watch\": \"^1.0.0\",\n    \"grunt-eslint\": \"^23.0.0\",\n    \"grunt-karma\": \"^4.0.0\",\n    \"grunt-mocha-test\": \"^0.13.3\",\n    \"grunt-ts\": \"^6.0.0-beta.19\",\n    \"grunt-webpack\": \"^4.0.2\",\n    \"istanbul-instrumenter-loader\": \"^1.0.0\",\n    \"jasmine-core\": \"^2.4.1\",\n    \"karma\": \"^6.3.2\",\n    \"karma-chrome-launcher\": \"^3.1.0\",\n    \"karma-firefox-launcher\": \"^2.1.0\",\n    \"karma-jasmine\": \"^1.1.1\",\n    \"karma-jasmine-ajax\": \"^0.1.13\",\n    \"karma-safari-launcher\": \"^1.0.0\",\n    \"karma-sauce-launcher\": \"^4.3.6\",\n    \"karma-sinon\": \"^1.0.5\",\n    \"karma-sourcemap-loader\": \"^0.3.8\",\n    \"karma-webpack\": \"^4.0.2\",\n    \"load-grunt-tasks\": \"^3.5.2\",\n    \"minimist\": \"^1.2.0\",\n    \"mocha\": \"^8.2.1\",\n    \"sinon\": \"^4.5.0\",\n    \"terser-webpack-plugin\": \"^4.2.3\",\n    \"typescript\": \"^4.0.5\",\n    \"url-search-params\": \"^0.10.0\",\n    \"webpack\": \"^4.44.2\",\n    \"webpack-dev-server\": \"^3.11.0\"\n  },\n  \"browser\": {\n    \"./lib/adapters/http.js\": \"./lib/adapters/xhr.js\"\n  },\n  \"jsdelivr\": \"dist/axios.min.js\",\n  \"unpkg\": \"dist/axios.min.js\",\n  \"typings\": \"./index.d.ts\",\n  \"dependencies\": {\n    \"follow-redirects\": \"^1.14.0\"\n  },\n  \"bundlesize\": [\n    {\n      \"path\": \"./dist/axios.min.js\",\n      \"threshold\": \"5kB\"\n    }\n  ]\n}\n\n},{}],64:[function(require,module,exports){\n/*!\n * Chart.js v3.5.1\n * https://www.chartjs.org\n * (c) 2021 Chart.js Contributors\n * Released under the MIT License\n */\n(function (global, factory) {\ntypeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\ntypeof define === 'function' && define.amd ? define(factory) :\n(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Chart = factory());\n}(this, (function () { 'use strict';\n\nfunction fontString(pixelSize, fontStyle, fontFamily) {\n  return fontStyle + ' ' + pixelSize + 'px ' + fontFamily;\n}\nconst requestAnimFrame = (function() {\n  if (typeof window === 'undefined') {\n    return function(callback) {\n      return callback();\n    };\n  }\n  return window.requestAnimationFrame;\n}());\nfunction throttled(fn, thisArg, updateFn) {\n  const updateArgs = updateFn || ((args) => Array.prototype.slice.call(args));\n  let ticking = false;\n  let args = [];\n  return function(...rest) {\n    args = updateArgs(rest);\n    if (!ticking) {\n      ticking = true;\n      requestAnimFrame.call(window, () => {\n        ticking = false;\n        fn.apply(thisArg, args);\n      });\n    }\n  };\n}\nfunction debounce(fn, delay) {\n  let timeout;\n  return function() {\n    if (delay) {\n      clearTimeout(timeout);\n      timeout = setTimeout(fn, delay);\n    } else {\n      fn();\n    }\n    return delay;\n  };\n}\nconst _toLeftRightCenter = (align) => align === 'start' ? 'left' : align === 'end' ? 'right' : 'center';\nconst _alignStartEnd = (align, start, end) => align === 'start' ? start : align === 'end' ? end : (start + end) / 2;\nconst _textX = (align, left, right, rtl) => {\n  const check = rtl ? 'left' : 'right';\n  return align === check ? right : align === 'center' ? (left + right) / 2 : left;\n};\n\nclass Animator {\n  constructor() {\n    this._request = null;\n    this._charts = new Map();\n    this._running = false;\n    this._lastDate = undefined;\n  }\n  _notify(chart, anims, date, type) {\n    const callbacks = anims.listeners[type];\n    const numSteps = anims.duration;\n    callbacks.forEach(fn => fn({\n      chart,\n      initial: anims.initial,\n      numSteps,\n      currentStep: Math.min(date - anims.start, numSteps)\n    }));\n  }\n  _refresh() {\n    const me = this;\n    if (me._request) {\n      return;\n    }\n    me._running = true;\n    me._request = requestAnimFrame.call(window, () => {\n      me._update();\n      me._request = null;\n      if (me._running) {\n        me._refresh();\n      }\n    });\n  }\n  _update(date = Date.now()) {\n    const me = this;\n    let remaining = 0;\n    me._charts.forEach((anims, chart) => {\n      if (!anims.running || !anims.items.length) {\n        return;\n      }\n      const items = anims.items;\n      let i = items.length - 1;\n      let draw = false;\n      let item;\n      for (; i >= 0; --i) {\n        item = items[i];\n        if (item._active) {\n          if (item._total > anims.duration) {\n            anims.duration = item._total;\n          }\n          item.tick(date);\n          draw = true;\n        } else {\n          items[i] = items[items.length - 1];\n          items.pop();\n        }\n      }\n      if (draw) {\n        chart.draw();\n        me._notify(chart, anims, date, 'progress');\n      }\n      if (!items.length) {\n        anims.running = false;\n        me._notify(chart, anims, date, 'complete');\n        anims.initial = false;\n      }\n      remaining += items.length;\n    });\n    me._lastDate = date;\n    if (remaining === 0) {\n      me._running = false;\n    }\n  }\n  _getAnims(chart) {\n    const charts = this._charts;\n    let anims = charts.get(chart);\n    if (!anims) {\n      anims = {\n        running: false,\n        initial: true,\n        items: [],\n        listeners: {\n          complete: [],\n          progress: []\n        }\n      };\n      charts.set(chart, anims);\n    }\n    return anims;\n  }\n  listen(chart, event, cb) {\n    this._getAnims(chart).listeners[event].push(cb);\n  }\n  add(chart, items) {\n    if (!items || !items.length) {\n      return;\n    }\n    this._getAnims(chart).items.push(...items);\n  }\n  has(chart) {\n    return this._getAnims(chart).items.length > 0;\n  }\n  start(chart) {\n    const anims = this._charts.get(chart);\n    if (!anims) {\n      return;\n    }\n    anims.running = true;\n    anims.start = Date.now();\n    anims.duration = anims.items.reduce((acc, cur) => Math.max(acc, cur._duration), 0);\n    this._refresh();\n  }\n  running(chart) {\n    if (!this._running) {\n      return false;\n    }\n    const anims = this._charts.get(chart);\n    if (!anims || !anims.running || !anims.items.length) {\n      return false;\n    }\n    return true;\n  }\n  stop(chart) {\n    const anims = this._charts.get(chart);\n    if (!anims || !anims.items.length) {\n      return;\n    }\n    const items = anims.items;\n    let i = items.length - 1;\n    for (; i >= 0; --i) {\n      items[i].cancel();\n    }\n    anims.items = [];\n    this._notify(chart, anims, Date.now(), 'complete');\n  }\n  remove(chart) {\n    return this._charts.delete(chart);\n  }\n}\nvar animator = new Animator();\n\n/*!\n * @kurkle/color v0.1.9\n * https://github.com/kurkle/color#readme\n * (c) 2020 Jukka Kurkela\n * Released under the MIT License\n */\nconst map$1 = {0: 0, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9, A: 10, B: 11, C: 12, D: 13, E: 14, F: 15, a: 10, b: 11, c: 12, d: 13, e: 14, f: 15};\nconst hex = '0123456789ABCDEF';\nconst h1 = (b) => hex[b & 0xF];\nconst h2 = (b) => hex[(b & 0xF0) >> 4] + hex[b & 0xF];\nconst eq = (b) => (((b & 0xF0) >> 4) === (b & 0xF));\nfunction isShort(v) {\n\treturn eq(v.r) && eq(v.g) && eq(v.b) && eq(v.a);\n}\nfunction hexParse(str) {\n\tvar len = str.length;\n\tvar ret;\n\tif (str[0] === '#') {\n\t\tif (len === 4 || len === 5) {\n\t\t\tret = {\n\t\t\t\tr: 255 & map$1[str[1]] * 17,\n\t\t\t\tg: 255 & map$1[str[2]] * 17,\n\t\t\t\tb: 255 & map$1[str[3]] * 17,\n\t\t\t\ta: len === 5 ? map$1[str[4]] * 17 : 255\n\t\t\t};\n\t\t} else if (len === 7 || len === 9) {\n\t\t\tret = {\n\t\t\t\tr: map$1[str[1]] << 4 | map$1[str[2]],\n\t\t\t\tg: map$1[str[3]] << 4 | map$1[str[4]],\n\t\t\t\tb: map$1[str[5]] << 4 | map$1[str[6]],\n\t\t\t\ta: len === 9 ? (map$1[str[7]] << 4 | map$1[str[8]]) : 255\n\t\t\t};\n\t\t}\n\t}\n\treturn ret;\n}\nfunction hexString(v) {\n\tvar f = isShort(v) ? h1 : h2;\n\treturn v\n\t\t? '#' + f(v.r) + f(v.g) + f(v.b) + (v.a < 255 ? f(v.a) : '')\n\t\t: v;\n}\nfunction round(v) {\n\treturn v + 0.5 | 0;\n}\nconst lim = (v, l, h) => Math.max(Math.min(v, h), l);\nfunction p2b(v) {\n\treturn lim(round(v * 2.55), 0, 255);\n}\nfunction n2b(v) {\n\treturn lim(round(v * 255), 0, 255);\n}\nfunction b2n(v) {\n\treturn lim(round(v / 2.55) / 100, 0, 1);\n}\nfunction n2p(v) {\n\treturn lim(round(v * 100), 0, 100);\n}\nconst RGB_RE = /^rgba?\\(\\s*([-+.\\d]+)(%)?[\\s,]+([-+.e\\d]+)(%)?[\\s,]+([-+.e\\d]+)(%)?(?:[\\s,/]+([-+.e\\d]+)(%)?)?\\s*\\)$/;\nfunction rgbParse(str) {\n\tconst m = RGB_RE.exec(str);\n\tlet a = 255;\n\tlet r, g, b;\n\tif (!m) {\n\t\treturn;\n\t}\n\tif (m[7] !== r) {\n\t\tconst v = +m[7];\n\t\ta = 255 & (m[8] ? p2b(v) : v * 255);\n\t}\n\tr = +m[1];\n\tg = +m[3];\n\tb = +m[5];\n\tr = 255 & (m[2] ? p2b(r) : r);\n\tg = 255 & (m[4] ? p2b(g) : g);\n\tb = 255 & (m[6] ? p2b(b) : b);\n\treturn {\n\t\tr: r,\n\t\tg: g,\n\t\tb: b,\n\t\ta: a\n\t};\n}\nfunction rgbString(v) {\n\treturn v && (\n\t\tv.a < 255\n\t\t\t? `rgba(${v.r}, ${v.g}, ${v.b}, ${b2n(v.a)})`\n\t\t\t: `rgb(${v.r}, ${v.g}, ${v.b})`\n\t);\n}\nconst HUE_RE = /^(hsla?|hwb|hsv)\\(\\s*([-+.e\\d]+)(?:deg)?[\\s,]+([-+.e\\d]+)%[\\s,]+([-+.e\\d]+)%(?:[\\s,]+([-+.e\\d]+)(%)?)?\\s*\\)$/;\nfunction hsl2rgbn(h, s, l) {\n\tconst a = s * Math.min(l, 1 - l);\n\tconst f = (n, k = (n + h / 30) % 12) => l - a * Math.max(Math.min(k - 3, 9 - k, 1), -1);\n\treturn [f(0), f(8), f(4)];\n}\nfunction hsv2rgbn(h, s, v) {\n\tconst f = (n, k = (n + h / 60) % 6) => v - v * s * Math.max(Math.min(k, 4 - k, 1), 0);\n\treturn [f(5), f(3), f(1)];\n}\nfunction hwb2rgbn(h, w, b) {\n\tconst rgb = hsl2rgbn(h, 1, 0.5);\n\tlet i;\n\tif (w + b > 1) {\n\t\ti = 1 / (w + b);\n\t\tw *= i;\n\t\tb *= i;\n\t}\n\tfor (i = 0; i < 3; i++) {\n\t\trgb[i] *= 1 - w - b;\n\t\trgb[i] += w;\n\t}\n\treturn rgb;\n}\nfunction rgb2hsl(v) {\n\tconst range = 255;\n\tconst r = v.r / range;\n\tconst g = v.g / range;\n\tconst b = v.b / range;\n\tconst max = Math.max(r, g, b);\n\tconst min = Math.min(r, g, b);\n\tconst l = (max + min) / 2;\n\tlet h, s, d;\n\tif (max !== min) {\n\t\td = max - min;\n\t\ts = l > 0.5 ? d / (2 - max - min) : d / (max + min);\n\t\th = max === r\n\t\t\t? ((g - b) / d) + (g < b ? 6 : 0)\n\t\t\t: max === g\n\t\t\t\t? (b - r) / d + 2\n\t\t\t\t: (r - g) / d + 4;\n\t\th = h * 60 + 0.5;\n\t}\n\treturn [h | 0, s || 0, l];\n}\nfunction calln(f, a, b, c) {\n\treturn (\n\t\tArray.isArray(a)\n\t\t\t? f(a[0], a[1], a[2])\n\t\t\t: f(a, b, c)\n\t).map(n2b);\n}\nfunction hsl2rgb(h, s, l) {\n\treturn calln(hsl2rgbn, h, s, l);\n}\nfunction hwb2rgb(h, w, b) {\n\treturn calln(hwb2rgbn, h, w, b);\n}\nfunction hsv2rgb(h, s, v) {\n\treturn calln(hsv2rgbn, h, s, v);\n}\nfunction hue(h) {\n\treturn (h % 360 + 360) % 360;\n}\nfunction hueParse(str) {\n\tconst m = HUE_RE.exec(str);\n\tlet a = 255;\n\tlet v;\n\tif (!m) {\n\t\treturn;\n\t}\n\tif (m[5] !== v) {\n\t\ta = m[6] ? p2b(+m[5]) : n2b(+m[5]);\n\t}\n\tconst h = hue(+m[2]);\n\tconst p1 = +m[3] / 100;\n\tconst p2 = +m[4] / 100;\n\tif (m[1] === 'hwb') {\n\t\tv = hwb2rgb(h, p1, p2);\n\t} else if (m[1] === 'hsv') {\n\t\tv = hsv2rgb(h, p1, p2);\n\t} else {\n\t\tv = hsl2rgb(h, p1, p2);\n\t}\n\treturn {\n\t\tr: v[0],\n\t\tg: v[1],\n\t\tb: v[2],\n\t\ta: a\n\t};\n}\nfunction rotate(v, deg) {\n\tvar h = rgb2hsl(v);\n\th[0] = hue(h[0] + deg);\n\th = hsl2rgb(h);\n\tv.r = h[0];\n\tv.g = h[1];\n\tv.b = h[2];\n}\nfunction hslString(v) {\n\tif (!v) {\n\t\treturn;\n\t}\n\tconst a = rgb2hsl(v);\n\tconst h = a[0];\n\tconst s = n2p(a[1]);\n\tconst l = n2p(a[2]);\n\treturn v.a < 255\n\t\t? `hsla(${h}, ${s}%, ${l}%, ${b2n(v.a)})`\n\t\t: `hsl(${h}, ${s}%, ${l}%)`;\n}\nconst map$1$1 = {\n\tx: 'dark',\n\tZ: 'light',\n\tY: 're',\n\tX: 'blu',\n\tW: 'gr',\n\tV: 'medium',\n\tU: 'slate',\n\tA: 'ee',\n\tT: 'ol',\n\tS: 'or',\n\tB: 'ra',\n\tC: 'lateg',\n\tD: 'ights',\n\tR: 'in',\n\tQ: 'turquois',\n\tE: 'hi',\n\tP: 'ro',\n\tO: 'al',\n\tN: 'le',\n\tM: 'de',\n\tL: 'yello',\n\tF: 'en',\n\tK: 'ch',\n\tG: 'arks',\n\tH: 'ea',\n\tI: 'ightg',\n\tJ: 'wh'\n};\nconst names = {\n\tOiceXe: 'f0f8ff',\n\tantiquewEte: 'faebd7',\n\taqua: 'ffff',\n\taquamarRe: '7fffd4',\n\tazuY: 'f0ffff',\n\tbeige: 'f5f5dc',\n\tbisque: 'ffe4c4',\n\tblack: '0',\n\tblanKedOmond: 'ffebcd',\n\tXe: 'ff',\n\tXeviTet: '8a2be2',\n\tbPwn: 'a52a2a',\n\tburlywood: 'deb887',\n\tcaMtXe: '5f9ea0',\n\tKartYuse: '7fff00',\n\tKocTate: 'd2691e',\n\tcSO: 'ff7f50',\n\tcSnflowerXe: '6495ed',\n\tcSnsilk: 'fff8dc',\n\tcrimson: 'dc143c',\n\tcyan: 'ffff',\n\txXe: '8b',\n\txcyan: '8b8b',\n\txgTMnPd: 'b8860b',\n\txWay: 'a9a9a9',\n\txgYF: '6400',\n\txgYy: 'a9a9a9',\n\txkhaki: 'bdb76b',\n\txmagFta: '8b008b',\n\txTivegYF: '556b2f',\n\txSange: 'ff8c00',\n\txScEd: '9932cc',\n\txYd: '8b0000',\n\txsOmon: 'e9967a',\n\txsHgYF: '8fbc8f',\n\txUXe: '483d8b',\n\txUWay: '2f4f4f',\n\txUgYy: '2f4f4f',\n\txQe: 'ced1',\n\txviTet: '9400d3',\n\tdAppRk: 'ff1493',\n\tdApskyXe: 'bfff',\n\tdimWay: '696969',\n\tdimgYy: '696969',\n\tdodgerXe: '1e90ff',\n\tfiYbrick: 'b22222',\n\tflSOwEte: 'fffaf0',\n\tfoYstWAn: '228b22',\n\tfuKsia: 'ff00ff',\n\tgaRsbSo: 'dcdcdc',\n\tghostwEte: 'f8f8ff',\n\tgTd: 'ffd700',\n\tgTMnPd: 'daa520',\n\tWay: '808080',\n\tgYF: '8000',\n\tgYFLw: 'adff2f',\n\tgYy: '808080',\n\thoneyMw: 'f0fff0',\n\thotpRk: 'ff69b4',\n\tRdianYd: 'cd5c5c',\n\tRdigo: '4b0082',\n\tivSy: 'fffff0',\n\tkhaki: 'f0e68c',\n\tlavFMr: 'e6e6fa',\n\tlavFMrXsh: 'fff0f5',\n\tlawngYF: '7cfc00',\n\tNmoncEffon: 'fffacd',\n\tZXe: 'add8e6',\n\tZcSO: 'f08080',\n\tZcyan: 'e0ffff',\n\tZgTMnPdLw: 'fafad2',\n\tZWay: 'd3d3d3',\n\tZgYF: '90ee90',\n\tZgYy: 'd3d3d3',\n\tZpRk: 'ffb6c1',\n\tZsOmon: 'ffa07a',\n\tZsHgYF: '20b2aa',\n\tZskyXe: '87cefa',\n\tZUWay: '778899',\n\tZUgYy: '778899',\n\tZstAlXe: 'b0c4de',\n\tZLw: 'ffffe0',\n\tlime: 'ff00',\n\tlimegYF: '32cd32',\n\tlRF: 'faf0e6',\n\tmagFta: 'ff00ff',\n\tmaPon: '800000',\n\tVaquamarRe: '66cdaa',\n\tVXe: 'cd',\n\tVScEd: 'ba55d3',\n\tVpurpN: '9370db',\n\tVsHgYF: '3cb371',\n\tVUXe: '7b68ee',\n\tVsprRggYF: 'fa9a',\n\tVQe: '48d1cc',\n\tVviTetYd: 'c71585',\n\tmidnightXe: '191970',\n\tmRtcYam: 'f5fffa',\n\tmistyPse: 'ffe4e1',\n\tmoccasR: 'ffe4b5',\n\tnavajowEte: 'ffdead',\n\tnavy: '80',\n\tTdlace: 'fdf5e6',\n\tTive: '808000',\n\tTivedBb: '6b8e23',\n\tSange: 'ffa500',\n\tSangeYd: 'ff4500',\n\tScEd: 'da70d6',\n\tpOegTMnPd: 'eee8aa',\n\tpOegYF: '98fb98',\n\tpOeQe: 'afeeee',\n\tpOeviTetYd: 'db7093',\n\tpapayawEp: 'ffefd5',\n\tpHKpuff: 'ffdab9',\n\tperu: 'cd853f',\n\tpRk: 'ffc0cb',\n\tplum: 'dda0dd',\n\tpowMrXe: 'b0e0e6',\n\tpurpN: '800080',\n\tYbeccapurpN: '663399',\n\tYd: 'ff0000',\n\tPsybrown: 'bc8f8f',\n\tPyOXe: '4169e1',\n\tsaddNbPwn: '8b4513',\n\tsOmon: 'fa8072',\n\tsandybPwn: 'f4a460',\n\tsHgYF: '2e8b57',\n\tsHshell: 'fff5ee',\n\tsiFna: 'a0522d',\n\tsilver: 'c0c0c0',\n\tskyXe: '87ceeb',\n\tUXe: '6a5acd',\n\tUWay: '708090',\n\tUgYy: '708090',\n\tsnow: 'fffafa',\n\tsprRggYF: 'ff7f',\n\tstAlXe: '4682b4',\n\ttan: 'd2b48c',\n\tteO: '8080',\n\ttEstN: 'd8bfd8',\n\ttomato: 'ff6347',\n\tQe: '40e0d0',\n\tviTet: 'ee82ee',\n\tJHt: 'f5deb3',\n\twEte: 'ffffff',\n\twEtesmoke: 'f5f5f5',\n\tLw: 'ffff00',\n\tLwgYF: '9acd32'\n};\nfunction unpack() {\n\tconst unpacked = {};\n\tconst keys = Object.keys(names);\n\tconst tkeys = Object.keys(map$1$1);\n\tlet i, j, k, ok, nk;\n\tfor (i = 0; i < keys.length; i++) {\n\t\tok = nk = keys[i];\n\t\tfor (j = 0; j < tkeys.length; j++) {\n\t\t\tk = tkeys[j];\n\t\t\tnk = nk.replace(k, map$1$1[k]);\n\t\t}\n\t\tk = parseInt(names[ok], 16);\n\t\tunpacked[nk] = [k >> 16 & 0xFF, k >> 8 & 0xFF, k & 0xFF];\n\t}\n\treturn unpacked;\n}\nlet names$1;\nfunction nameParse(str) {\n\tif (!names$1) {\n\t\tnames$1 = unpack();\n\t\tnames$1.transparent = [0, 0, 0, 0];\n\t}\n\tconst a = names$1[str.toLowerCase()];\n\treturn a && {\n\t\tr: a[0],\n\t\tg: a[1],\n\t\tb: a[2],\n\t\ta: a.length === 4 ? a[3] : 255\n\t};\n}\nfunction modHSL(v, i, ratio) {\n\tif (v) {\n\t\tlet tmp = rgb2hsl(v);\n\t\ttmp[i] = Math.max(0, Math.min(tmp[i] + tmp[i] * ratio, i === 0 ? 360 : 1));\n\t\ttmp = hsl2rgb(tmp);\n\t\tv.r = tmp[0];\n\t\tv.g = tmp[1];\n\t\tv.b = tmp[2];\n\t}\n}\nfunction clone$1(v, proto) {\n\treturn v ? Object.assign(proto || {}, v) : v;\n}\nfunction fromObject(input) {\n\tvar v = {r: 0, g: 0, b: 0, a: 255};\n\tif (Array.isArray(input)) {\n\t\tif (input.length >= 3) {\n\t\t\tv = {r: input[0], g: input[1], b: input[2], a: 255};\n\t\t\tif (input.length > 3) {\n\t\t\t\tv.a = n2b(input[3]);\n\t\t\t}\n\t\t}\n\t} else {\n\t\tv = clone$1(input, {r: 0, g: 0, b: 0, a: 1});\n\t\tv.a = n2b(v.a);\n\t}\n\treturn v;\n}\nfunction functionParse(str) {\n\tif (str.charAt(0) === 'r') {\n\t\treturn rgbParse(str);\n\t}\n\treturn hueParse(str);\n}\nclass Color {\n\tconstructor(input) {\n\t\tif (input instanceof Color) {\n\t\t\treturn input;\n\t\t}\n\t\tconst type = typeof input;\n\t\tlet v;\n\t\tif (type === 'object') {\n\t\t\tv = fromObject(input);\n\t\t} else if (type === 'string') {\n\t\t\tv = hexParse(input) || nameParse(input) || functionParse(input);\n\t\t}\n\t\tthis._rgb = v;\n\t\tthis._valid = !!v;\n\t}\n\tget valid() {\n\t\treturn this._valid;\n\t}\n\tget rgb() {\n\t\tvar v = clone$1(this._rgb);\n\t\tif (v) {\n\t\t\tv.a = b2n(v.a);\n\t\t}\n\t\treturn v;\n\t}\n\tset rgb(obj) {\n\t\tthis._rgb = fromObject(obj);\n\t}\n\trgbString() {\n\t\treturn this._valid ? rgbString(this._rgb) : this._rgb;\n\t}\n\thexString() {\n\t\treturn this._valid ? hexString(this._rgb) : this._rgb;\n\t}\n\thslString() {\n\t\treturn this._valid ? hslString(this._rgb) : this._rgb;\n\t}\n\tmix(color, weight) {\n\t\tconst me = this;\n\t\tif (color) {\n\t\t\tconst c1 = me.rgb;\n\t\t\tconst c2 = color.rgb;\n\t\t\tlet w2;\n\t\t\tconst p = weight === w2 ? 0.5 : weight;\n\t\t\tconst w = 2 * p - 1;\n\t\t\tconst a = c1.a - c2.a;\n\t\t\tconst w1 = ((w * a === -1 ? w : (w + a) / (1 + w * a)) + 1) / 2.0;\n\t\t\tw2 = 1 - w1;\n\t\t\tc1.r = 0xFF & w1 * c1.r + w2 * c2.r + 0.5;\n\t\t\tc1.g = 0xFF & w1 * c1.g + w2 * c2.g + 0.5;\n\t\t\tc1.b = 0xFF & w1 * c1.b + w2 * c2.b + 0.5;\n\t\t\tc1.a = p * c1.a + (1 - p) * c2.a;\n\t\t\tme.rgb = c1;\n\t\t}\n\t\treturn me;\n\t}\n\tclone() {\n\t\treturn new Color(this.rgb);\n\t}\n\talpha(a) {\n\t\tthis._rgb.a = n2b(a);\n\t\treturn this;\n\t}\n\tclearer(ratio) {\n\t\tconst rgb = this._rgb;\n\t\trgb.a *= 1 - ratio;\n\t\treturn this;\n\t}\n\tgreyscale() {\n\t\tconst rgb = this._rgb;\n\t\tconst val = round(rgb.r * 0.3 + rgb.g * 0.59 + rgb.b * 0.11);\n\t\trgb.r = rgb.g = rgb.b = val;\n\t\treturn this;\n\t}\n\topaquer(ratio) {\n\t\tconst rgb = this._rgb;\n\t\trgb.a *= 1 + ratio;\n\t\treturn this;\n\t}\n\tnegate() {\n\t\tconst v = this._rgb;\n\t\tv.r = 255 - v.r;\n\t\tv.g = 255 - v.g;\n\t\tv.b = 255 - v.b;\n\t\treturn this;\n\t}\n\tlighten(ratio) {\n\t\tmodHSL(this._rgb, 2, ratio);\n\t\treturn this;\n\t}\n\tdarken(ratio) {\n\t\tmodHSL(this._rgb, 2, -ratio);\n\t\treturn this;\n\t}\n\tsaturate(ratio) {\n\t\tmodHSL(this._rgb, 1, ratio);\n\t\treturn this;\n\t}\n\tdesaturate(ratio) {\n\t\tmodHSL(this._rgb, 1, -ratio);\n\t\treturn this;\n\t}\n\trotate(deg) {\n\t\trotate(this._rgb, deg);\n\t\treturn this;\n\t}\n}\nfunction index_esm(input) {\n\treturn new Color(input);\n}\n\nconst isPatternOrGradient = (value) => value instanceof CanvasGradient || value instanceof CanvasPattern;\nfunction color(value) {\n  return isPatternOrGradient(value) ? value : index_esm(value);\n}\nfunction getHoverColor(value) {\n  return isPatternOrGradient(value)\n    ? value\n    : index_esm(value).saturate(0.5).darken(0.1).hexString();\n}\n\nfunction noop() {}\nconst uid = (function() {\n  let id = 0;\n  return function() {\n    return id++;\n  };\n}());\nfunction isNullOrUndef(value) {\n  return value === null || typeof value === 'undefined';\n}\nfunction isArray(value) {\n  if (Array.isArray && Array.isArray(value)) {\n    return true;\n  }\n  const type = Object.prototype.toString.call(value);\n  if (type.substr(0, 7) === '[object' && type.substr(-6) === 'Array]') {\n    return true;\n  }\n  return false;\n}\nfunction isObject(value) {\n  return value !== null && Object.prototype.toString.call(value) === '[object Object]';\n}\nconst isNumberFinite = (value) => (typeof value === 'number' || value instanceof Number) && isFinite(+value);\nfunction finiteOrDefault(value, defaultValue) {\n  return isNumberFinite(value) ? value : defaultValue;\n}\nfunction valueOrDefault(value, defaultValue) {\n  return typeof value === 'undefined' ? defaultValue : value;\n}\nconst toPercentage = (value, dimension) =>\n  typeof value === 'string' && value.endsWith('%') ?\n    parseFloat(value) / 100\n    : value / dimension;\nconst toDimension = (value, dimension) =>\n  typeof value === 'string' && value.endsWith('%') ?\n    parseFloat(value) / 100 * dimension\n    : +value;\nfunction callback(fn, args, thisArg) {\n  if (fn && typeof fn.call === 'function') {\n    return fn.apply(thisArg, args);\n  }\n}\nfunction each(loopable, fn, thisArg, reverse) {\n  let i, len, keys;\n  if (isArray(loopable)) {\n    len = loopable.length;\n    if (reverse) {\n      for (i = len - 1; i >= 0; i--) {\n        fn.call(thisArg, loopable[i], i);\n      }\n    } else {\n      for (i = 0; i < len; i++) {\n        fn.call(thisArg, loopable[i], i);\n      }\n    }\n  } else if (isObject(loopable)) {\n    keys = Object.keys(loopable);\n    len = keys.length;\n    for (i = 0; i < len; i++) {\n      fn.call(thisArg, loopable[keys[i]], keys[i]);\n    }\n  }\n}\nfunction _elementsEqual(a0, a1) {\n  let i, ilen, v0, v1;\n  if (!a0 || !a1 || a0.length !== a1.length) {\n    return false;\n  }\n  for (i = 0, ilen = a0.length; i < ilen; ++i) {\n    v0 = a0[i];\n    v1 = a1[i];\n    if (v0.datasetIndex !== v1.datasetIndex || v0.index !== v1.index) {\n      return false;\n    }\n  }\n  return true;\n}\nfunction clone(source) {\n  if (isArray(source)) {\n    return source.map(clone);\n  }\n  if (isObject(source)) {\n    const target = Object.create(null);\n    const keys = Object.keys(source);\n    const klen = keys.length;\n    let k = 0;\n    for (; k < klen; ++k) {\n      target[keys[k]] = clone(source[keys[k]]);\n    }\n    return target;\n  }\n  return source;\n}\nfunction isValidKey(key) {\n  return ['__proto__', 'prototype', 'constructor'].indexOf(key) === -1;\n}\nfunction _merger(key, target, source, options) {\n  if (!isValidKey(key)) {\n    return;\n  }\n  const tval = target[key];\n  const sval = source[key];\n  if (isObject(tval) && isObject(sval)) {\n    merge(tval, sval, options);\n  } else {\n    target[key] = clone(sval);\n  }\n}\nfunction merge(target, source, options) {\n  const sources = isArray(source) ? source : [source];\n  const ilen = sources.length;\n  if (!isObject(target)) {\n    return target;\n  }\n  options = options || {};\n  const merger = options.merger || _merger;\n  for (let i = 0; i < ilen; ++i) {\n    source = sources[i];\n    if (!isObject(source)) {\n      continue;\n    }\n    const keys = Object.keys(source);\n    for (let k = 0, klen = keys.length; k < klen; ++k) {\n      merger(keys[k], target, source, options);\n    }\n  }\n  return target;\n}\nfunction mergeIf(target, source) {\n  return merge(target, source, {merger: _mergerIf});\n}\nfunction _mergerIf(key, target, source) {\n  if (!isValidKey(key)) {\n    return;\n  }\n  const tval = target[key];\n  const sval = source[key];\n  if (isObject(tval) && isObject(sval)) {\n    mergeIf(tval, sval);\n  } else if (!Object.prototype.hasOwnProperty.call(target, key)) {\n    target[key] = clone(sval);\n  }\n}\nfunction _deprecated(scope, value, previous, current) {\n  if (value !== undefined) {\n    console.warn(scope + ': \"' + previous +\n\t\t\t'\" is deprecated. Please use \"' + current + '\" instead');\n  }\n}\nconst emptyString = '';\nconst dot = '.';\nfunction indexOfDotOrLength(key, start) {\n  const idx = key.indexOf(dot, start);\n  return idx === -1 ? key.length : idx;\n}\nfunction resolveObjectKey(obj, key) {\n  if (key === emptyString) {\n    return obj;\n  }\n  let pos = 0;\n  let idx = indexOfDotOrLength(key, pos);\n  while (obj && idx > pos) {\n    obj = obj[key.substr(pos, idx - pos)];\n    pos = idx + 1;\n    idx = indexOfDotOrLength(key, pos);\n  }\n  return obj;\n}\nfunction _capitalize(str) {\n  return str.charAt(0).toUpperCase() + str.slice(1);\n}\nconst defined = (value) => typeof value !== 'undefined';\nconst isFunction = (value) => typeof value === 'function';\nconst setsEqual = (a, b) => {\n  if (a.size !== b.size) {\n    return false;\n  }\n  for (const item of a) {\n    if (!b.has(item)) {\n      return false;\n    }\n  }\n  return true;\n};\n\nconst overrides = Object.create(null);\nconst descriptors = Object.create(null);\nfunction getScope$1(node, key) {\n  if (!key) {\n    return node;\n  }\n  const keys = key.split('.');\n  for (let i = 0, n = keys.length; i < n; ++i) {\n    const k = keys[i];\n    node = node[k] || (node[k] = Object.create(null));\n  }\n  return node;\n}\nfunction set(root, scope, values) {\n  if (typeof scope === 'string') {\n    return merge(getScope$1(root, scope), values);\n  }\n  return merge(getScope$1(root, ''), scope);\n}\nclass Defaults {\n  constructor(_descriptors) {\n    this.animation = undefined;\n    this.backgroundColor = 'rgba(0,0,0,0.1)';\n    this.borderColor = 'rgba(0,0,0,0.1)';\n    this.color = '#666';\n    this.datasets = {};\n    this.devicePixelRatio = (context) => context.chart.platform.getDevicePixelRatio();\n    this.elements = {};\n    this.events = [\n      'mousemove',\n      'mouseout',\n      'click',\n      'touchstart',\n      'touchmove'\n    ];\n    this.font = {\n      family: \"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif\",\n      size: 12,\n      style: 'normal',\n      lineHeight: 1.2,\n      weight: null\n    };\n    this.hover = {};\n    this.hoverBackgroundColor = (ctx, options) => getHoverColor(options.backgroundColor);\n    this.hoverBorderColor = (ctx, options) => getHoverColor(options.borderColor);\n    this.hoverColor = (ctx, options) => getHoverColor(options.color);\n    this.indexAxis = 'x';\n    this.interaction = {\n      mode: 'nearest',\n      intersect: true\n    };\n    this.maintainAspectRatio = true;\n    this.onHover = null;\n    this.onClick = null;\n    this.parsing = true;\n    this.plugins = {};\n    this.responsive = true;\n    this.scale = undefined;\n    this.scales = {};\n    this.showLine = true;\n    this.describe(_descriptors);\n  }\n  set(scope, values) {\n    return set(this, scope, values);\n  }\n  get(scope) {\n    return getScope$1(this, scope);\n  }\n  describe(scope, values) {\n    return set(descriptors, scope, values);\n  }\n  override(scope, values) {\n    return set(overrides, scope, values);\n  }\n  route(scope, name, targetScope, targetName) {\n    const scopeObject = getScope$1(this, scope);\n    const targetScopeObject = getScope$1(this, targetScope);\n    const privateName = '_' + name;\n    Object.defineProperties(scopeObject, {\n      [privateName]: {\n        value: scopeObject[name],\n        writable: true\n      },\n      [name]: {\n        enumerable: true,\n        get() {\n          const local = this[privateName];\n          const target = targetScopeObject[targetName];\n          if (isObject(local)) {\n            return Object.assign({}, target, local);\n          }\n          return valueOrDefault(local, target);\n        },\n        set(value) {\n          this[privateName] = value;\n        }\n      }\n    });\n  }\n}\nvar defaults = new Defaults({\n  _scriptable: (name) => !name.startsWith('on'),\n  _indexable: (name) => name !== 'events',\n  hover: {\n    _fallback: 'interaction'\n  },\n  interaction: {\n    _scriptable: false,\n    _indexable: false,\n  }\n});\n\nconst PI = Math.PI;\nconst TAU = 2 * PI;\nconst PITAU = TAU + PI;\nconst INFINITY = Number.POSITIVE_INFINITY;\nconst RAD_PER_DEG = PI / 180;\nconst HALF_PI = PI / 2;\nconst QUARTER_PI = PI / 4;\nconst TWO_THIRDS_PI = PI * 2 / 3;\nconst log10 = Math.log10;\nconst sign = Math.sign;\nfunction niceNum(range) {\n  const roundedRange = Math.round(range);\n  range = almostEquals(range, roundedRange, range / 1000) ? roundedRange : range;\n  const niceRange = Math.pow(10, Math.floor(log10(range)));\n  const fraction = range / niceRange;\n  const niceFraction = fraction <= 1 ? 1 : fraction <= 2 ? 2 : fraction <= 5 ? 5 : 10;\n  return niceFraction * niceRange;\n}\nfunction _factorize(value) {\n  const result = [];\n  const sqrt = Math.sqrt(value);\n  let i;\n  for (i = 1; i < sqrt; i++) {\n    if (value % i === 0) {\n      result.push(i);\n      result.push(value / i);\n    }\n  }\n  if (sqrt === (sqrt | 0)) {\n    result.push(sqrt);\n  }\n  result.sort((a, b) => a - b).pop();\n  return result;\n}\nfunction isNumber(n) {\n  return !isNaN(parseFloat(n)) && isFinite(n);\n}\nfunction almostEquals(x, y, epsilon) {\n  return Math.abs(x - y) < epsilon;\n}\nfunction almostWhole(x, epsilon) {\n  const rounded = Math.round(x);\n  return ((rounded - epsilon) <= x) && ((rounded + epsilon) >= x);\n}\nfunction _setMinAndMaxByKey(array, target, property) {\n  let i, ilen, value;\n  for (i = 0, ilen = array.length; i < ilen; i++) {\n    value = array[i][property];\n    if (!isNaN(value)) {\n      target.min = Math.min(target.min, value);\n      target.max = Math.max(target.max, value);\n    }\n  }\n}\nfunction toRadians(degrees) {\n  return degrees * (PI / 180);\n}\nfunction toDegrees(radians) {\n  return radians * (180 / PI);\n}\nfunction _decimalPlaces(x) {\n  if (!isNumberFinite(x)) {\n    return;\n  }\n  let e = 1;\n  let p = 0;\n  while (Math.round(x * e) / e !== x) {\n    e *= 10;\n    p++;\n  }\n  return p;\n}\nfunction getAngleFromPoint(centrePoint, anglePoint) {\n  const distanceFromXCenter = anglePoint.x - centrePoint.x;\n  const distanceFromYCenter = anglePoint.y - centrePoint.y;\n  const radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter);\n  let angle = Math.atan2(distanceFromYCenter, distanceFromXCenter);\n  if (angle < (-0.5 * PI)) {\n    angle += TAU;\n  }\n  return {\n    angle,\n    distance: radialDistanceFromCenter\n  };\n}\nfunction distanceBetweenPoints(pt1, pt2) {\n  return Math.sqrt(Math.pow(pt2.x - pt1.x, 2) + Math.pow(pt2.y - pt1.y, 2));\n}\nfunction _angleDiff(a, b) {\n  return (a - b + PITAU) % TAU - PI;\n}\nfunction _normalizeAngle(a) {\n  return (a % TAU + TAU) % TAU;\n}\nfunction _angleBetween(angle, start, end, sameAngleIsFullCircle) {\n  const a = _normalizeAngle(angle);\n  const s = _normalizeAngle(start);\n  const e = _normalizeAngle(end);\n  const angleToStart = _normalizeAngle(s - a);\n  const angleToEnd = _normalizeAngle(e - a);\n  const startToAngle = _normalizeAngle(a - s);\n  const endToAngle = _normalizeAngle(a - e);\n  return a === s || a === e || (sameAngleIsFullCircle && s === e)\n    || (angleToStart > angleToEnd && startToAngle < endToAngle);\n}\nfunction _limitValue(value, min, max) {\n  return Math.max(min, Math.min(max, value));\n}\nfunction _int16Range(value) {\n  return _limitValue(value, -32768, 32767);\n}\n\nfunction toFontString(font) {\n  if (!font || isNullOrUndef(font.size) || isNullOrUndef(font.family)) {\n    return null;\n  }\n  return (font.style ? font.style + ' ' : '')\n\t\t+ (font.weight ? font.weight + ' ' : '')\n\t\t+ font.size + 'px '\n\t\t+ font.family;\n}\nfunction _measureText(ctx, data, gc, longest, string) {\n  let textWidth = data[string];\n  if (!textWidth) {\n    textWidth = data[string] = ctx.measureText(string).width;\n    gc.push(string);\n  }\n  if (textWidth > longest) {\n    longest = textWidth;\n  }\n  return longest;\n}\nfunction _longestText(ctx, font, arrayOfThings, cache) {\n  cache = cache || {};\n  let data = cache.data = cache.data || {};\n  let gc = cache.garbageCollect = cache.garbageCollect || [];\n  if (cache.font !== font) {\n    data = cache.data = {};\n    gc = cache.garbageCollect = [];\n    cache.font = font;\n  }\n  ctx.save();\n  ctx.font = font;\n  let longest = 0;\n  const ilen = arrayOfThings.length;\n  let i, j, jlen, thing, nestedThing;\n  for (i = 0; i < ilen; i++) {\n    thing = arrayOfThings[i];\n    if (thing !== undefined && thing !== null && isArray(thing) !== true) {\n      longest = _measureText(ctx, data, gc, longest, thing);\n    } else if (isArray(thing)) {\n      for (j = 0, jlen = thing.length; j < jlen; j++) {\n        nestedThing = thing[j];\n        if (nestedThing !== undefined && nestedThing !== null && !isArray(nestedThing)) {\n          longest = _measureText(ctx, data, gc, longest, nestedThing);\n        }\n      }\n    }\n  }\n  ctx.restore();\n  const gcLen = gc.length / 2;\n  if (gcLen > arrayOfThings.length) {\n    for (i = 0; i < gcLen; i++) {\n      delete data[gc[i]];\n    }\n    gc.splice(0, gcLen);\n  }\n  return longest;\n}\nfunction _alignPixel(chart, pixel, width) {\n  const devicePixelRatio = chart.currentDevicePixelRatio;\n  const halfWidth = width !== 0 ? Math.max(width / 2, 0.5) : 0;\n  return Math.round((pixel - halfWidth) * devicePixelRatio) / devicePixelRatio + halfWidth;\n}\nfunction clearCanvas(canvas, ctx) {\n  ctx = ctx || canvas.getContext('2d');\n  ctx.save();\n  ctx.resetTransform();\n  ctx.clearRect(0, 0, canvas.width, canvas.height);\n  ctx.restore();\n}\nfunction drawPoint(ctx, options, x, y) {\n  let type, xOffset, yOffset, size, cornerRadius;\n  const style = options.pointStyle;\n  const rotation = options.rotation;\n  const radius = options.radius;\n  let rad = (rotation || 0) * RAD_PER_DEG;\n  if (style && typeof style === 'object') {\n    type = style.toString();\n    if (type === '[object HTMLImageElement]' || type === '[object HTMLCanvasElement]') {\n      ctx.save();\n      ctx.translate(x, y);\n      ctx.rotate(rad);\n      ctx.drawImage(style, -style.width / 2, -style.height / 2, style.width, style.height);\n      ctx.restore();\n      return;\n    }\n  }\n  if (isNaN(radius) || radius <= 0) {\n    return;\n  }\n  ctx.beginPath();\n  switch (style) {\n  default:\n    ctx.arc(x, y, radius, 0, TAU);\n    ctx.closePath();\n    break;\n  case 'triangle':\n    ctx.moveTo(x + Math.sin(rad) * radius, y - Math.cos(rad) * radius);\n    rad += TWO_THIRDS_PI;\n    ctx.lineTo(x + Math.sin(rad) * radius, y - Math.cos(rad) * radius);\n    rad += TWO_THIRDS_PI;\n    ctx.lineTo(x + Math.sin(rad) * radius, y - Math.cos(rad) * radius);\n    ctx.closePath();\n    break;\n  case 'rectRounded':\n    cornerRadius = radius * 0.516;\n    size = radius - cornerRadius;\n    xOffset = Math.cos(rad + QUARTER_PI) * size;\n    yOffset = Math.sin(rad + QUARTER_PI) * size;\n    ctx.arc(x - xOffset, y - yOffset, cornerRadius, rad - PI, rad - HALF_PI);\n    ctx.arc(x + yOffset, y - xOffset, cornerRadius, rad - HALF_PI, rad);\n    ctx.arc(x + xOffset, y + yOffset, cornerRadius, rad, rad + HALF_PI);\n    ctx.arc(x - yOffset, y + xOffset, cornerRadius, rad + HALF_PI, rad + PI);\n    ctx.closePath();\n    break;\n  case 'rect':\n    if (!rotation) {\n      size = Math.SQRT1_2 * radius;\n      ctx.rect(x - size, y - size, 2 * size, 2 * size);\n      break;\n    }\n    rad += QUARTER_PI;\n  case 'rectRot':\n    xOffset = Math.cos(rad) * radius;\n    yOffset = Math.sin(rad) * radius;\n    ctx.moveTo(x - xOffset, y - yOffset);\n    ctx.lineTo(x + yOffset, y - xOffset);\n    ctx.lineTo(x + xOffset, y + yOffset);\n    ctx.lineTo(x - yOffset, y + xOffset);\n    ctx.closePath();\n    break;\n  case 'crossRot':\n    rad += QUARTER_PI;\n  case 'cross':\n    xOffset = Math.cos(rad) * radius;\n    yOffset = Math.sin(rad) * radius;\n    ctx.moveTo(x - xOffset, y - yOffset);\n    ctx.lineTo(x + xOffset, y + yOffset);\n    ctx.moveTo(x + yOffset, y - xOffset);\n    ctx.lineTo(x - yOffset, y + xOffset);\n    break;\n  case 'star':\n    xOffset = Math.cos(rad) * radius;\n    yOffset = Math.sin(rad) * radius;\n    ctx.moveTo(x - xOffset, y - yOffset);\n    ctx.lineTo(x + xOffset, y + yOffset);\n    ctx.moveTo(x + yOffset, y - xOffset);\n    ctx.lineTo(x - yOffset, y + xOffset);\n    rad += QUARTER_PI;\n    xOffset = Math.cos(rad) * radius;\n    yOffset = Math.sin(rad) * radius;\n    ctx.moveTo(x - xOffset, y - yOffset);\n    ctx.lineTo(x + xOffset, y + yOffset);\n    ctx.moveTo(x + yOffset, y - xOffset);\n    ctx.lineTo(x - yOffset, y + xOffset);\n    break;\n  case 'line':\n    xOffset = Math.cos(rad) * radius;\n    yOffset = Math.sin(rad) * radius;\n    ctx.moveTo(x - xOffset, y - yOffset);\n    ctx.lineTo(x + xOffset, y + yOffset);\n    break;\n  case 'dash':\n    ctx.moveTo(x, y);\n    ctx.lineTo(x + Math.cos(rad) * radius, y + Math.sin(rad) * radius);\n    break;\n  }\n  ctx.fill();\n  if (options.borderWidth > 0) {\n    ctx.stroke();\n  }\n}\nfunction _isPointInArea(point, area, margin) {\n  margin = margin || 0.5;\n  return !area || (point && point.x > area.left - margin && point.x < area.right + margin &&\n\t\tpoint.y > area.top - margin && point.y < area.bottom + margin);\n}\nfunction clipArea(ctx, area) {\n  ctx.save();\n  ctx.beginPath();\n  ctx.rect(area.left, area.top, area.right - area.left, area.bottom - area.top);\n  ctx.clip();\n}\nfunction unclipArea(ctx) {\n  ctx.restore();\n}\nfunction _steppedLineTo(ctx, previous, target, flip, mode) {\n  if (!previous) {\n    return ctx.lineTo(target.x, target.y);\n  }\n  if (mode === 'middle') {\n    const midpoint = (previous.x + target.x) / 2.0;\n    ctx.lineTo(midpoint, previous.y);\n    ctx.lineTo(midpoint, target.y);\n  } else if (mode === 'after' !== !!flip) {\n    ctx.lineTo(previous.x, target.y);\n  } else {\n    ctx.lineTo(target.x, previous.y);\n  }\n  ctx.lineTo(target.x, target.y);\n}\nfunction _bezierCurveTo(ctx, previous, target, flip) {\n  if (!previous) {\n    return ctx.lineTo(target.x, target.y);\n  }\n  ctx.bezierCurveTo(\n    flip ? previous.cp1x : previous.cp2x,\n    flip ? previous.cp1y : previous.cp2y,\n    flip ? target.cp2x : target.cp1x,\n    flip ? target.cp2y : target.cp1y,\n    target.x,\n    target.y);\n}\nfunction renderText(ctx, text, x, y, font, opts = {}) {\n  const lines = isArray(text) ? text : [text];\n  const stroke = opts.strokeWidth > 0 && opts.strokeColor !== '';\n  let i, line;\n  ctx.save();\n  ctx.font = font.string;\n  setRenderOpts(ctx, opts);\n  for (i = 0; i < lines.length; ++i) {\n    line = lines[i];\n    if (stroke) {\n      if (opts.strokeColor) {\n        ctx.strokeStyle = opts.strokeColor;\n      }\n      if (!isNullOrUndef(opts.strokeWidth)) {\n        ctx.lineWidth = opts.strokeWidth;\n      }\n      ctx.strokeText(line, x, y, opts.maxWidth);\n    }\n    ctx.fillText(line, x, y, opts.maxWidth);\n    decorateText(ctx, x, y, line, opts);\n    y += font.lineHeight;\n  }\n  ctx.restore();\n}\nfunction setRenderOpts(ctx, opts) {\n  if (opts.translation) {\n    ctx.translate(opts.translation[0], opts.translation[1]);\n  }\n  if (!isNullOrUndef(opts.rotation)) {\n    ctx.rotate(opts.rotation);\n  }\n  if (opts.color) {\n    ctx.fillStyle = opts.color;\n  }\n  if (opts.textAlign) {\n    ctx.textAlign = opts.textAlign;\n  }\n  if (opts.textBaseline) {\n    ctx.textBaseline = opts.textBaseline;\n  }\n}\nfunction decorateText(ctx, x, y, line, opts) {\n  if (opts.strikethrough || opts.underline) {\n    const metrics = ctx.measureText(line);\n    const left = x - metrics.actualBoundingBoxLeft;\n    const right = x + metrics.actualBoundingBoxRight;\n    const top = y - metrics.actualBoundingBoxAscent;\n    const bottom = y + metrics.actualBoundingBoxDescent;\n    const yDecoration = opts.strikethrough ? (top + bottom) / 2 : bottom;\n    ctx.strokeStyle = ctx.fillStyle;\n    ctx.beginPath();\n    ctx.lineWidth = opts.decorationWidth || 2;\n    ctx.moveTo(left, yDecoration);\n    ctx.lineTo(right, yDecoration);\n    ctx.stroke();\n  }\n}\nfunction addRoundedRectPath(ctx, rect) {\n  const {x, y, w, h, radius} = rect;\n  ctx.arc(x + radius.topLeft, y + radius.topLeft, radius.topLeft, -HALF_PI, PI, true);\n  ctx.lineTo(x, y + h - radius.bottomLeft);\n  ctx.arc(x + radius.bottomLeft, y + h - radius.bottomLeft, radius.bottomLeft, PI, HALF_PI, true);\n  ctx.lineTo(x + w - radius.bottomRight, y + h);\n  ctx.arc(x + w - radius.bottomRight, y + h - radius.bottomRight, radius.bottomRight, HALF_PI, 0, true);\n  ctx.lineTo(x + w, y + radius.topRight);\n  ctx.arc(x + w - radius.topRight, y + radius.topRight, radius.topRight, 0, -HALF_PI, true);\n  ctx.lineTo(x + radius.topLeft, y);\n}\n\nfunction _lookup(table, value, cmp) {\n  cmp = cmp || ((index) => table[index] < value);\n  let hi = table.length - 1;\n  let lo = 0;\n  let mid;\n  while (hi - lo > 1) {\n    mid = (lo + hi) >> 1;\n    if (cmp(mid)) {\n      lo = mid;\n    } else {\n      hi = mid;\n    }\n  }\n  return {lo, hi};\n}\nconst _lookupByKey = (table, key, value) =>\n  _lookup(table, value, index => table[index][key] < value);\nconst _rlookupByKey = (table, key, value) =>\n  _lookup(table, value, index => table[index][key] >= value);\nfunction _filterBetween(values, min, max) {\n  let start = 0;\n  let end = values.length;\n  while (start < end && values[start] < min) {\n    start++;\n  }\n  while (end > start && values[end - 1] > max) {\n    end--;\n  }\n  return start > 0 || end < values.length\n    ? values.slice(start, end)\n    : values;\n}\nconst arrayEvents = ['push', 'pop', 'shift', 'splice', 'unshift'];\nfunction listenArrayEvents(array, listener) {\n  if (array._chartjs) {\n    array._chartjs.listeners.push(listener);\n    return;\n  }\n  Object.defineProperty(array, '_chartjs', {\n    configurable: true,\n    enumerable: false,\n    value: {\n      listeners: [listener]\n    }\n  });\n  arrayEvents.forEach((key) => {\n    const method = '_onData' + _capitalize(key);\n    const base = array[key];\n    Object.defineProperty(array, key, {\n      configurable: true,\n      enumerable: false,\n      value(...args) {\n        const res = base.apply(this, args);\n        array._chartjs.listeners.forEach((object) => {\n          if (typeof object[method] === 'function') {\n            object[method](...args);\n          }\n        });\n        return res;\n      }\n    });\n  });\n}\nfunction unlistenArrayEvents(array, listener) {\n  const stub = array._chartjs;\n  if (!stub) {\n    return;\n  }\n  const listeners = stub.listeners;\n  const index = listeners.indexOf(listener);\n  if (index !== -1) {\n    listeners.splice(index, 1);\n  }\n  if (listeners.length > 0) {\n    return;\n  }\n  arrayEvents.forEach((key) => {\n    delete array[key];\n  });\n  delete array._chartjs;\n}\nfunction _arrayUnique(items) {\n  const set = new Set();\n  let i, ilen;\n  for (i = 0, ilen = items.length; i < ilen; ++i) {\n    set.add(items[i]);\n  }\n  if (set.size === ilen) {\n    return items;\n  }\n  return Array.from(set);\n}\n\nfunction _isDomSupported() {\n  return typeof window !== 'undefined' && typeof document !== 'undefined';\n}\nfunction _getParentNode(domNode) {\n  let parent = domNode.parentNode;\n  if (parent && parent.toString() === '[object ShadowRoot]') {\n    parent = parent.host;\n  }\n  return parent;\n}\nfunction parseMaxStyle(styleValue, node, parentProperty) {\n  let valueInPixels;\n  if (typeof styleValue === 'string') {\n    valueInPixels = parseInt(styleValue, 10);\n    if (styleValue.indexOf('%') !== -1) {\n      valueInPixels = valueInPixels / 100 * node.parentNode[parentProperty];\n    }\n  } else {\n    valueInPixels = styleValue;\n  }\n  return valueInPixels;\n}\nconst getComputedStyle = (element) => window.getComputedStyle(element, null);\nfunction getStyle(el, property) {\n  return getComputedStyle(el).getPropertyValue(property);\n}\nconst positions = ['top', 'right', 'bottom', 'left'];\nfunction getPositionedStyle(styles, style, suffix) {\n  const result = {};\n  suffix = suffix ? '-' + suffix : '';\n  for (let i = 0; i < 4; i++) {\n    const pos = positions[i];\n    result[pos] = parseFloat(styles[style + '-' + pos + suffix]) || 0;\n  }\n  result.width = result.left + result.right;\n  result.height = result.top + result.bottom;\n  return result;\n}\nconst useOffsetPos = (x, y, target) => (x > 0 || y > 0) && (!target || !target.shadowRoot);\nfunction getCanvasPosition(evt, canvas) {\n  const e = evt.native || evt;\n  const touches = e.touches;\n  const source = touches && touches.length ? touches[0] : e;\n  const {offsetX, offsetY} = source;\n  let box = false;\n  let x, y;\n  if (useOffsetPos(offsetX, offsetY, e.target)) {\n    x = offsetX;\n    y = offsetY;\n  } else {\n    const rect = canvas.getBoundingClientRect();\n    x = source.clientX - rect.left;\n    y = source.clientY - rect.top;\n    box = true;\n  }\n  return {x, y, box};\n}\nfunction getRelativePosition$1(evt, chart) {\n  const {canvas, currentDevicePixelRatio} = chart;\n  const style = getComputedStyle(canvas);\n  const borderBox = style.boxSizing === 'border-box';\n  const paddings = getPositionedStyle(style, 'padding');\n  const borders = getPositionedStyle(style, 'border', 'width');\n  const {x, y, box} = getCanvasPosition(evt, canvas);\n  const xOffset = paddings.left + (box && borders.left);\n  const yOffset = paddings.top + (box && borders.top);\n  let {width, height} = chart;\n  if (borderBox) {\n    width -= paddings.width + borders.width;\n    height -= paddings.height + borders.height;\n  }\n  return {\n    x: Math.round((x - xOffset) / width * canvas.width / currentDevicePixelRatio),\n    y: Math.round((y - yOffset) / height * canvas.height / currentDevicePixelRatio)\n  };\n}\nfunction getContainerSize(canvas, width, height) {\n  let maxWidth, maxHeight;\n  if (width === undefined || height === undefined) {\n    const container = _getParentNode(canvas);\n    if (!container) {\n      width = canvas.clientWidth;\n      height = canvas.clientHeight;\n    } else {\n      const rect = container.getBoundingClientRect();\n      const containerStyle = getComputedStyle(container);\n      const containerBorder = getPositionedStyle(containerStyle, 'border', 'width');\n      const containerPadding = getPositionedStyle(containerStyle, 'padding');\n      width = rect.width - containerPadding.width - containerBorder.width;\n      height = rect.height - containerPadding.height - containerBorder.height;\n      maxWidth = parseMaxStyle(containerStyle.maxWidth, container, 'clientWidth');\n      maxHeight = parseMaxStyle(containerStyle.maxHeight, container, 'clientHeight');\n    }\n  }\n  return {\n    width,\n    height,\n    maxWidth: maxWidth || INFINITY,\n    maxHeight: maxHeight || INFINITY\n  };\n}\nconst round1 = v => Math.round(v * 10) / 10;\nfunction getMaximumSize(canvas, bbWidth, bbHeight, aspectRatio) {\n  const style = getComputedStyle(canvas);\n  const margins = getPositionedStyle(style, 'margin');\n  const maxWidth = parseMaxStyle(style.maxWidth, canvas, 'clientWidth') || INFINITY;\n  const maxHeight = parseMaxStyle(style.maxHeight, canvas, 'clientHeight') || INFINITY;\n  const containerSize = getContainerSize(canvas, bbWidth, bbHeight);\n  let {width, height} = containerSize;\n  if (style.boxSizing === 'content-box') {\n    const borders = getPositionedStyle(style, 'border', 'width');\n    const paddings = getPositionedStyle(style, 'padding');\n    width -= paddings.width + borders.width;\n    height -= paddings.height + borders.height;\n  }\n  width = Math.max(0, width - margins.width);\n  height = Math.max(0, aspectRatio ? Math.floor(width / aspectRatio) : height - margins.height);\n  width = round1(Math.min(width, maxWidth, containerSize.maxWidth));\n  height = round1(Math.min(height, maxHeight, containerSize.maxHeight));\n  if (width && !height) {\n    height = round1(width / 2);\n  }\n  return {\n    width,\n    height\n  };\n}\nfunction retinaScale(chart, forceRatio, forceStyle) {\n  const pixelRatio = forceRatio || 1;\n  const deviceHeight = Math.floor(chart.height * pixelRatio);\n  const deviceWidth = Math.floor(chart.width * pixelRatio);\n  chart.height = deviceHeight / pixelRatio;\n  chart.width = deviceWidth / pixelRatio;\n  const canvas = chart.canvas;\n  if (canvas.style && (forceStyle || (!canvas.style.height && !canvas.style.width))) {\n    canvas.style.height = `${chart.height}px`;\n    canvas.style.width = `${chart.width}px`;\n  }\n  if (chart.currentDevicePixelRatio !== pixelRatio\n      || canvas.height !== deviceHeight\n      || canvas.width !== deviceWidth) {\n    chart.currentDevicePixelRatio = pixelRatio;\n    canvas.height = deviceHeight;\n    canvas.width = deviceWidth;\n    chart.ctx.setTransform(pixelRatio, 0, 0, pixelRatio, 0, 0);\n    return true;\n  }\n  return false;\n}\nconst supportsEventListenerOptions = (function() {\n  let passiveSupported = false;\n  try {\n    const options = {\n      get passive() {\n        passiveSupported = true;\n        return false;\n      }\n    };\n    window.addEventListener('test', null, options);\n    window.removeEventListener('test', null, options);\n  } catch (e) {\n  }\n  return passiveSupported;\n}());\nfunction readUsedSize(element, property) {\n  const value = getStyle(element, property);\n  const matches = value && value.match(/^(\\d+)(\\.\\d+)?px$/);\n  return matches ? +matches[1] : undefined;\n}\n\nfunction getRelativePosition(e, chart) {\n  if ('native' in e) {\n    return {\n      x: e.x,\n      y: e.y\n    };\n  }\n  return getRelativePosition$1(e, chart);\n}\nfunction evaluateAllVisibleItems(chart, handler) {\n  const metasets = chart.getSortedVisibleDatasetMetas();\n  let index, data, element;\n  for (let i = 0, ilen = metasets.length; i < ilen; ++i) {\n    ({index, data} = metasets[i]);\n    for (let j = 0, jlen = data.length; j < jlen; ++j) {\n      element = data[j];\n      if (!element.skip) {\n        handler(element, index, j);\n      }\n    }\n  }\n}\nfunction binarySearch(metaset, axis, value, intersect) {\n  const {controller, data, _sorted} = metaset;\n  const iScale = controller._cachedMeta.iScale;\n  if (iScale && axis === iScale.axis && _sorted && data.length) {\n    const lookupMethod = iScale._reversePixels ? _rlookupByKey : _lookupByKey;\n    if (!intersect) {\n      return lookupMethod(data, axis, value);\n    } else if (controller._sharedOptions) {\n      const el = data[0];\n      const range = typeof el.getRange === 'function' && el.getRange(axis);\n      if (range) {\n        const start = lookupMethod(data, axis, value - range);\n        const end = lookupMethod(data, axis, value + range);\n        return {lo: start.lo, hi: end.hi};\n      }\n    }\n  }\n  return {lo: 0, hi: data.length - 1};\n}\nfunction optimizedEvaluateItems(chart, axis, position, handler, intersect) {\n  const metasets = chart.getSortedVisibleDatasetMetas();\n  const value = position[axis];\n  for (let i = 0, ilen = metasets.length; i < ilen; ++i) {\n    const {index, data} = metasets[i];\n    const {lo, hi} = binarySearch(metasets[i], axis, value, intersect);\n    for (let j = lo; j <= hi; ++j) {\n      const element = data[j];\n      if (!element.skip) {\n        handler(element, index, j);\n      }\n    }\n  }\n}\nfunction getDistanceMetricForAxis(axis) {\n  const useX = axis.indexOf('x') !== -1;\n  const useY = axis.indexOf('y') !== -1;\n  return function(pt1, pt2) {\n    const deltaX = useX ? Math.abs(pt1.x - pt2.x) : 0;\n    const deltaY = useY ? Math.abs(pt1.y - pt2.y) : 0;\n    return Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2));\n  };\n}\nfunction getIntersectItems(chart, position, axis, useFinalPosition) {\n  const items = [];\n  if (!_isPointInArea(position, chart.chartArea, chart._minPadding)) {\n    return items;\n  }\n  const evaluationFunc = function(element, datasetIndex, index) {\n    if (element.inRange(position.x, position.y, useFinalPosition)) {\n      items.push({element, datasetIndex, index});\n    }\n  };\n  optimizedEvaluateItems(chart, axis, position, evaluationFunc, true);\n  return items;\n}\nfunction getNearestItems(chart, position, axis, intersect, useFinalPosition) {\n  const distanceMetric = getDistanceMetricForAxis(axis);\n  let minDistance = Number.POSITIVE_INFINITY;\n  let items = [];\n  if (!_isPointInArea(position, chart.chartArea, chart._minPadding)) {\n    return items;\n  }\n  const evaluationFunc = function(element, datasetIndex, index) {\n    if (intersect && !element.inRange(position.x, position.y, useFinalPosition)) {\n      return;\n    }\n    const center = element.getCenterPoint(useFinalPosition);\n    if (!_isPointInArea(center, chart.chartArea, chart._minPadding) && !element.inRange(position.x, position.y, useFinalPosition)) {\n      return;\n    }\n    const distance = distanceMetric(position, center);\n    if (distance < minDistance) {\n      items = [{element, datasetIndex, index}];\n      minDistance = distance;\n    } else if (distance === minDistance) {\n      items.push({element, datasetIndex, index});\n    }\n  };\n  optimizedEvaluateItems(chart, axis, position, evaluationFunc);\n  return items;\n}\nfunction getAxisItems(chart, e, options, useFinalPosition) {\n  const position = getRelativePosition(e, chart);\n  const items = [];\n  const axis = options.axis;\n  const rangeMethod = axis === 'x' ? 'inXRange' : 'inYRange';\n  let intersectsItem = false;\n  evaluateAllVisibleItems(chart, (element, datasetIndex, index) => {\n    if (element[rangeMethod](position[axis], useFinalPosition)) {\n      items.push({element, datasetIndex, index});\n    }\n    if (element.inRange(position.x, position.y, useFinalPosition)) {\n      intersectsItem = true;\n    }\n  });\n  if (options.intersect && !intersectsItem) {\n    return [];\n  }\n  return items;\n}\nvar Interaction = {\n  modes: {\n    index(chart, e, options, useFinalPosition) {\n      const position = getRelativePosition(e, chart);\n      const axis = options.axis || 'x';\n      const items = options.intersect\n        ? getIntersectItems(chart, position, axis, useFinalPosition)\n        : getNearestItems(chart, position, axis, false, useFinalPosition);\n      const elements = [];\n      if (!items.length) {\n        return [];\n      }\n      chart.getSortedVisibleDatasetMetas().forEach((meta) => {\n        const index = items[0].index;\n        const element = meta.data[index];\n        if (element && !element.skip) {\n          elements.push({element, datasetIndex: meta.index, index});\n        }\n      });\n      return elements;\n    },\n    dataset(chart, e, options, useFinalPosition) {\n      const position = getRelativePosition(e, chart);\n      const axis = options.axis || 'xy';\n      let items = options.intersect\n        ? getIntersectItems(chart, position, axis, useFinalPosition) :\n        getNearestItems(chart, position, axis, false, useFinalPosition);\n      if (items.length > 0) {\n        const datasetIndex = items[0].datasetIndex;\n        const data = chart.getDatasetMeta(datasetIndex).data;\n        items = [];\n        for (let i = 0; i < data.length; ++i) {\n          items.push({element: data[i], datasetIndex, index: i});\n        }\n      }\n      return items;\n    },\n    point(chart, e, options, useFinalPosition) {\n      const position = getRelativePosition(e, chart);\n      const axis = options.axis || 'xy';\n      return getIntersectItems(chart, position, axis, useFinalPosition);\n    },\n    nearest(chart, e, options, useFinalPosition) {\n      const position = getRelativePosition(e, chart);\n      const axis = options.axis || 'xy';\n      return getNearestItems(chart, position, axis, options.intersect, useFinalPosition);\n    },\n    x(chart, e, options, useFinalPosition) {\n      options.axis = 'x';\n      return getAxisItems(chart, e, options, useFinalPosition);\n    },\n    y(chart, e, options, useFinalPosition) {\n      options.axis = 'y';\n      return getAxisItems(chart, e, options, useFinalPosition);\n    }\n  }\n};\n\nconst LINE_HEIGHT = new RegExp(/^(normal|(\\d+(?:\\.\\d+)?)(px|em|%)?)$/);\nconst FONT_STYLE = new RegExp(/^(normal|italic|initial|inherit|unset|(oblique( -?[0-9]?[0-9]deg)?))$/);\nfunction toLineHeight(value, size) {\n  const matches = ('' + value).match(LINE_HEIGHT);\n  if (!matches || matches[1] === 'normal') {\n    return size * 1.2;\n  }\n  value = +matches[2];\n  switch (matches[3]) {\n  case 'px':\n    return value;\n  case '%':\n    value /= 100;\n    break;\n  }\n  return size * value;\n}\nconst numberOrZero$1 = v => +v || 0;\nfunction _readValueToProps(value, props) {\n  const ret = {};\n  const objProps = isObject(props);\n  const keys = objProps ? Object.keys(props) : props;\n  const read = isObject(value)\n    ? objProps\n      ? prop => valueOrDefault(value[prop], value[props[prop]])\n      : prop => value[prop]\n    : () => value;\n  for (const prop of keys) {\n    ret[prop] = numberOrZero$1(read(prop));\n  }\n  return ret;\n}\nfunction toTRBL(value) {\n  return _readValueToProps(value, {top: 'y', right: 'x', bottom: 'y', left: 'x'});\n}\nfunction toTRBLCorners(value) {\n  return _readValueToProps(value, ['topLeft', 'topRight', 'bottomLeft', 'bottomRight']);\n}\nfunction toPadding(value) {\n  const obj = toTRBL(value);\n  obj.width = obj.left + obj.right;\n  obj.height = obj.top + obj.bottom;\n  return obj;\n}\nfunction toFont(options, fallback) {\n  options = options || {};\n  fallback = fallback || defaults.font;\n  let size = valueOrDefault(options.size, fallback.size);\n  if (typeof size === 'string') {\n    size = parseInt(size, 10);\n  }\n  let style = valueOrDefault(options.style, fallback.style);\n  if (style && !('' + style).match(FONT_STYLE)) {\n    console.warn('Invalid font style specified: \"' + style + '\"');\n    style = '';\n  }\n  const font = {\n    family: valueOrDefault(options.family, fallback.family),\n    lineHeight: toLineHeight(valueOrDefault(options.lineHeight, fallback.lineHeight), size),\n    size,\n    style,\n    weight: valueOrDefault(options.weight, fallback.weight),\n    string: ''\n  };\n  font.string = toFontString(font);\n  return font;\n}\nfunction resolve(inputs, context, index, info) {\n  let cacheable = true;\n  let i, ilen, value;\n  for (i = 0, ilen = inputs.length; i < ilen; ++i) {\n    value = inputs[i];\n    if (value === undefined) {\n      continue;\n    }\n    if (context !== undefined && typeof value === 'function') {\n      value = value(context);\n      cacheable = false;\n    }\n    if (index !== undefined && isArray(value)) {\n      value = value[index % value.length];\n      cacheable = false;\n    }\n    if (value !== undefined) {\n      if (info && !cacheable) {\n        info.cacheable = false;\n      }\n      return value;\n    }\n  }\n}\nfunction _addGrace(minmax, grace) {\n  const {min, max} = minmax;\n  return {\n    min: min - Math.abs(toDimension(grace, min)),\n    max: max + toDimension(grace, max)\n  };\n}\n\nconst STATIC_POSITIONS = ['left', 'top', 'right', 'bottom'];\nfunction filterByPosition(array, position) {\n  return array.filter(v => v.pos === position);\n}\nfunction filterDynamicPositionByAxis(array, axis) {\n  return array.filter(v => STATIC_POSITIONS.indexOf(v.pos) === -1 && v.box.axis === axis);\n}\nfunction sortByWeight(array, reverse) {\n  return array.sort((a, b) => {\n    const v0 = reverse ? b : a;\n    const v1 = reverse ? a : b;\n    return v0.weight === v1.weight ?\n      v0.index - v1.index :\n      v0.weight - v1.weight;\n  });\n}\nfunction wrapBoxes(boxes) {\n  const layoutBoxes = [];\n  let i, ilen, box, pos, stack, stackWeight;\n  for (i = 0, ilen = (boxes || []).length; i < ilen; ++i) {\n    box = boxes[i];\n    ({position: pos, options: {stack, stackWeight = 1}} = box);\n    layoutBoxes.push({\n      index: i,\n      box,\n      pos,\n      horizontal: box.isHorizontal(),\n      weight: box.weight,\n      stack: stack && (pos + stack),\n      stackWeight\n    });\n  }\n  return layoutBoxes;\n}\nfunction buildStacks(layouts) {\n  const stacks = {};\n  for (const wrap of layouts) {\n    const {stack, pos, stackWeight} = wrap;\n    if (!stack || !STATIC_POSITIONS.includes(pos)) {\n      continue;\n    }\n    const _stack = stacks[stack] || (stacks[stack] = {count: 0, placed: 0, weight: 0, size: 0});\n    _stack.count++;\n    _stack.weight += stackWeight;\n  }\n  return stacks;\n}\nfunction setLayoutDims(layouts, params) {\n  const stacks = buildStacks(layouts);\n  const {vBoxMaxWidth, hBoxMaxHeight} = params;\n  let i, ilen, layout;\n  for (i = 0, ilen = layouts.length; i < ilen; ++i) {\n    layout = layouts[i];\n    const {fullSize} = layout.box;\n    const stack = stacks[layout.stack];\n    const factor = stack && layout.stackWeight / stack.weight;\n    if (layout.horizontal) {\n      layout.width = factor ? factor * vBoxMaxWidth : fullSize && params.availableWidth;\n      layout.height = hBoxMaxHeight;\n    } else {\n      layout.width = vBoxMaxWidth;\n      layout.height = factor ? factor * hBoxMaxHeight : fullSize && params.availableHeight;\n    }\n  }\n  return stacks;\n}\nfunction buildLayoutBoxes(boxes) {\n  const layoutBoxes = wrapBoxes(boxes);\n  const fullSize = sortByWeight(layoutBoxes.filter(wrap => wrap.box.fullSize), true);\n  const left = sortByWeight(filterByPosition(layoutBoxes, 'left'), true);\n  const right = sortByWeight(filterByPosition(layoutBoxes, 'right'));\n  const top = sortByWeight(filterByPosition(layoutBoxes, 'top'), true);\n  const bottom = sortByWeight(filterByPosition(layoutBoxes, 'bottom'));\n  const centerHorizontal = filterDynamicPositionByAxis(layoutBoxes, 'x');\n  const centerVertical = filterDynamicPositionByAxis(layoutBoxes, 'y');\n  return {\n    fullSize,\n    leftAndTop: left.concat(top),\n    rightAndBottom: right.concat(centerVertical).concat(bottom).concat(centerHorizontal),\n    chartArea: filterByPosition(layoutBoxes, 'chartArea'),\n    vertical: left.concat(right).concat(centerVertical),\n    horizontal: top.concat(bottom).concat(centerHorizontal)\n  };\n}\nfunction getCombinedMax(maxPadding, chartArea, a, b) {\n  return Math.max(maxPadding[a], chartArea[a]) + Math.max(maxPadding[b], chartArea[b]);\n}\nfunction updateMaxPadding(maxPadding, boxPadding) {\n  maxPadding.top = Math.max(maxPadding.top, boxPadding.top);\n  maxPadding.left = Math.max(maxPadding.left, boxPadding.left);\n  maxPadding.bottom = Math.max(maxPadding.bottom, boxPadding.bottom);\n  maxPadding.right = Math.max(maxPadding.right, boxPadding.right);\n}\nfunction updateDims(chartArea, params, layout, stacks) {\n  const {pos, box} = layout;\n  const maxPadding = chartArea.maxPadding;\n  if (!isObject(pos)) {\n    if (layout.size) {\n      chartArea[pos] -= layout.size;\n    }\n    const stack = stacks[layout.stack] || {size: 0, count: 1};\n    stack.size = Math.max(stack.size, layout.horizontal ? box.height : box.width);\n    layout.size = stack.size / stack.count;\n    chartArea[pos] += layout.size;\n  }\n  if (box.getPadding) {\n    updateMaxPadding(maxPadding, box.getPadding());\n  }\n  const newWidth = Math.max(0, params.outerWidth - getCombinedMax(maxPadding, chartArea, 'left', 'right'));\n  const newHeight = Math.max(0, params.outerHeight - getCombinedMax(maxPadding, chartArea, 'top', 'bottom'));\n  const widthChanged = newWidth !== chartArea.w;\n  const heightChanged = newHeight !== chartArea.h;\n  chartArea.w = newWidth;\n  chartArea.h = newHeight;\n  return layout.horizontal\n    ? {same: widthChanged, other: heightChanged}\n    : {same: heightChanged, other: widthChanged};\n}\nfunction handleMaxPadding(chartArea) {\n  const maxPadding = chartArea.maxPadding;\n  function updatePos(pos) {\n    const change = Math.max(maxPadding[pos] - chartArea[pos], 0);\n    chartArea[pos] += change;\n    return change;\n  }\n  chartArea.y += updatePos('top');\n  chartArea.x += updatePos('left');\n  updatePos('right');\n  updatePos('bottom');\n}\nfunction getMargins(horizontal, chartArea) {\n  const maxPadding = chartArea.maxPadding;\n  function marginForPositions(positions) {\n    const margin = {left: 0, top: 0, right: 0, bottom: 0};\n    positions.forEach((pos) => {\n      margin[pos] = Math.max(chartArea[pos], maxPadding[pos]);\n    });\n    return margin;\n  }\n  return horizontal\n    ? marginForPositions(['left', 'right'])\n    : marginForPositions(['top', 'bottom']);\n}\nfunction fitBoxes(boxes, chartArea, params, stacks) {\n  const refitBoxes = [];\n  let i, ilen, layout, box, refit, changed;\n  for (i = 0, ilen = boxes.length, refit = 0; i < ilen; ++i) {\n    layout = boxes[i];\n    box = layout.box;\n    box.update(\n      layout.width || chartArea.w,\n      layout.height || chartArea.h,\n      getMargins(layout.horizontal, chartArea)\n    );\n    const {same, other} = updateDims(chartArea, params, layout, stacks);\n    refit |= same && refitBoxes.length;\n    changed = changed || other;\n    if (!box.fullSize) {\n      refitBoxes.push(layout);\n    }\n  }\n  return refit && fitBoxes(refitBoxes, chartArea, params, stacks) || changed;\n}\nfunction setBoxDims(box, left, top, width, height) {\n  box.top = top;\n  box.left = left;\n  box.right = left + width;\n  box.bottom = top + height;\n  box.width = width;\n  box.height = height;\n}\nfunction placeBoxes(boxes, chartArea, params, stacks) {\n  const userPadding = params.padding;\n  let {x, y} = chartArea;\n  for (const layout of boxes) {\n    const box = layout.box;\n    const stack = stacks[layout.stack] || {count: 1, placed: 0, weight: 1};\n    const weight = (layout.stackWeight / stack.weight) || 1;\n    if (layout.horizontal) {\n      const width = chartArea.w * weight;\n      const height = stack.size || box.height;\n      if (defined(stack.start)) {\n        y = stack.start;\n      }\n      if (box.fullSize) {\n        setBoxDims(box, userPadding.left, y, params.outerWidth - userPadding.right - userPadding.left, height);\n      } else {\n        setBoxDims(box, chartArea.left + stack.placed, y, width, height);\n      }\n      stack.start = y;\n      stack.placed += width;\n      y = box.bottom;\n    } else {\n      const height = chartArea.h * weight;\n      const width = stack.size || box.width;\n      if (defined(stack.start)) {\n        x = stack.start;\n      }\n      if (box.fullSize) {\n        setBoxDims(box, x, userPadding.top, width, params.outerHeight - userPadding.bottom - userPadding.top);\n      } else {\n        setBoxDims(box, x, chartArea.top + stack.placed, width, height);\n      }\n      stack.start = x;\n      stack.placed += height;\n      x = box.right;\n    }\n  }\n  chartArea.x = x;\n  chartArea.y = y;\n}\ndefaults.set('layout', {\n  padding: {\n    top: 0,\n    right: 0,\n    bottom: 0,\n    left: 0\n  }\n});\nvar layouts = {\n  addBox(chart, item) {\n    if (!chart.boxes) {\n      chart.boxes = [];\n    }\n    item.fullSize = item.fullSize || false;\n    item.position = item.position || 'top';\n    item.weight = item.weight || 0;\n    item._layers = item._layers || function() {\n      return [{\n        z: 0,\n        draw(chartArea) {\n          item.draw(chartArea);\n        }\n      }];\n    };\n    chart.boxes.push(item);\n  },\n  removeBox(chart, layoutItem) {\n    const index = chart.boxes ? chart.boxes.indexOf(layoutItem) : -1;\n    if (index !== -1) {\n      chart.boxes.splice(index, 1);\n    }\n  },\n  configure(chart, item, options) {\n    item.fullSize = options.fullSize;\n    item.position = options.position;\n    item.weight = options.weight;\n  },\n  update(chart, width, height, minPadding) {\n    if (!chart) {\n      return;\n    }\n    const padding = toPadding(chart.options.layout.padding);\n    const availableWidth = Math.max(width - padding.width, 0);\n    const availableHeight = Math.max(height - padding.height, 0);\n    const boxes = buildLayoutBoxes(chart.boxes);\n    const verticalBoxes = boxes.vertical;\n    const horizontalBoxes = boxes.horizontal;\n    each(chart.boxes, box => {\n      if (typeof box.beforeLayout === 'function') {\n        box.beforeLayout();\n      }\n    });\n    const visibleVerticalBoxCount = verticalBoxes.reduce((total, wrap) =>\n      wrap.box.options && wrap.box.options.display === false ? total : total + 1, 0) || 1;\n    const params = Object.freeze({\n      outerWidth: width,\n      outerHeight: height,\n      padding,\n      availableWidth,\n      availableHeight,\n      vBoxMaxWidth: availableWidth / 2 / visibleVerticalBoxCount,\n      hBoxMaxHeight: availableHeight / 2\n    });\n    const maxPadding = Object.assign({}, padding);\n    updateMaxPadding(maxPadding, toPadding(minPadding));\n    const chartArea = Object.assign({\n      maxPadding,\n      w: availableWidth,\n      h: availableHeight,\n      x: padding.left,\n      y: padding.top\n    }, padding);\n    const stacks = setLayoutDims(verticalBoxes.concat(horizontalBoxes), params);\n    fitBoxes(boxes.fullSize, chartArea, params, stacks);\n    fitBoxes(verticalBoxes, chartArea, params, stacks);\n    if (fitBoxes(horizontalBoxes, chartArea, params, stacks)) {\n      fitBoxes(verticalBoxes, chartArea, params, stacks);\n    }\n    handleMaxPadding(chartArea);\n    placeBoxes(boxes.leftAndTop, chartArea, params, stacks);\n    chartArea.x += chartArea.w;\n    chartArea.y += chartArea.h;\n    placeBoxes(boxes.rightAndBottom, chartArea, params, stacks);\n    chart.chartArea = {\n      left: chartArea.left,\n      top: chartArea.top,\n      right: chartArea.left + chartArea.w,\n      bottom: chartArea.top + chartArea.h,\n      height: chartArea.h,\n      width: chartArea.w,\n    };\n    each(boxes.chartArea, (layout) => {\n      const box = layout.box;\n      Object.assign(box, chart.chartArea);\n      box.update(chartArea.w, chartArea.h);\n    });\n  }\n};\n\nfunction _createResolver(scopes, prefixes = [''], rootScopes = scopes, fallback, getTarget = () => scopes[0]) {\n  if (!defined(fallback)) {\n    fallback = _resolve('_fallback', scopes);\n  }\n  const cache = {\n    [Symbol.toStringTag]: 'Object',\n    _cacheable: true,\n    _scopes: scopes,\n    _rootScopes: rootScopes,\n    _fallback: fallback,\n    _getTarget: getTarget,\n    override: (scope) => _createResolver([scope, ...scopes], prefixes, rootScopes, fallback),\n  };\n  return new Proxy(cache, {\n    deleteProperty(target, prop) {\n      delete target[prop];\n      delete target._keys;\n      delete scopes[0][prop];\n      return true;\n    },\n    get(target, prop) {\n      return _cached(target, prop,\n        () => _resolveWithPrefixes(prop, prefixes, scopes, target));\n    },\n    getOwnPropertyDescriptor(target, prop) {\n      return Reflect.getOwnPropertyDescriptor(target._scopes[0], prop);\n    },\n    getPrototypeOf() {\n      return Reflect.getPrototypeOf(scopes[0]);\n    },\n    has(target, prop) {\n      return getKeysFromAllScopes(target).includes(prop);\n    },\n    ownKeys(target) {\n      return getKeysFromAllScopes(target);\n    },\n    set(target, prop, value) {\n      const storage = target._storage || (target._storage = getTarget());\n      storage[prop] = value;\n      delete target[prop];\n      delete target._keys;\n      return true;\n    }\n  });\n}\nfunction _attachContext(proxy, context, subProxy, descriptorDefaults) {\n  const cache = {\n    _cacheable: false,\n    _proxy: proxy,\n    _context: context,\n    _subProxy: subProxy,\n    _stack: new Set(),\n    _descriptors: _descriptors(proxy, descriptorDefaults),\n    setContext: (ctx) => _attachContext(proxy, ctx, subProxy, descriptorDefaults),\n    override: (scope) => _attachContext(proxy.override(scope), context, subProxy, descriptorDefaults)\n  };\n  return new Proxy(cache, {\n    deleteProperty(target, prop) {\n      delete target[prop];\n      delete proxy[prop];\n      return true;\n    },\n    get(target, prop, receiver) {\n      return _cached(target, prop,\n        () => _resolveWithContext(target, prop, receiver));\n    },\n    getOwnPropertyDescriptor(target, prop) {\n      return target._descriptors.allKeys\n        ? Reflect.has(proxy, prop) ? {enumerable: true, configurable: true} : undefined\n        : Reflect.getOwnPropertyDescriptor(proxy, prop);\n    },\n    getPrototypeOf() {\n      return Reflect.getPrototypeOf(proxy);\n    },\n    has(target, prop) {\n      return Reflect.has(proxy, prop);\n    },\n    ownKeys() {\n      return Reflect.ownKeys(proxy);\n    },\n    set(target, prop, value) {\n      proxy[prop] = value;\n      delete target[prop];\n      return true;\n    }\n  });\n}\nfunction _descriptors(proxy, defaults = {scriptable: true, indexable: true}) {\n  const {_scriptable = defaults.scriptable, _indexable = defaults.indexable, _allKeys = defaults.allKeys} = proxy;\n  return {\n    allKeys: _allKeys,\n    scriptable: _scriptable,\n    indexable: _indexable,\n    isScriptable: isFunction(_scriptable) ? _scriptable : () => _scriptable,\n    isIndexable: isFunction(_indexable) ? _indexable : () => _indexable\n  };\n}\nconst readKey = (prefix, name) => prefix ? prefix + _capitalize(name) : name;\nconst needsSubResolver = (prop, value) => isObject(value) && prop !== 'adapters';\nfunction _cached(target, prop, resolve) {\n  let value = target[prop];\n  if (defined(value)) {\n    return value;\n  }\n  value = resolve();\n  if (defined(value)) {\n    target[prop] = value;\n  }\n  return value;\n}\nfunction _resolveWithContext(target, prop, receiver) {\n  const {_proxy, _context, _subProxy, _descriptors: descriptors} = target;\n  let value = _proxy[prop];\n  if (isFunction(value) && descriptors.isScriptable(prop)) {\n    value = _resolveScriptable(prop, value, target, receiver);\n  }\n  if (isArray(value) && value.length) {\n    value = _resolveArray(prop, value, target, descriptors.isIndexable);\n  }\n  if (needsSubResolver(prop, value)) {\n    value = _attachContext(value, _context, _subProxy && _subProxy[prop], descriptors);\n  }\n  return value;\n}\nfunction _resolveScriptable(prop, value, target, receiver) {\n  const {_proxy, _context, _subProxy, _stack} = target;\n  if (_stack.has(prop)) {\n    throw new Error('Recursion detected: ' + Array.from(_stack).join('->') + '->' + prop);\n  }\n  _stack.add(prop);\n  value = value(_context, _subProxy || receiver);\n  _stack.delete(prop);\n  if (isObject(value)) {\n    value = createSubResolver(_proxy._scopes, _proxy, prop, value);\n  }\n  return value;\n}\nfunction _resolveArray(prop, value, target, isIndexable) {\n  const {_proxy, _context, _subProxy, _descriptors: descriptors} = target;\n  if (defined(_context.index) && isIndexable(prop)) {\n    value = value[_context.index % value.length];\n  } else if (isObject(value[0])) {\n    const arr = value;\n    const scopes = _proxy._scopes.filter(s => s !== arr);\n    value = [];\n    for (const item of arr) {\n      const resolver = createSubResolver(scopes, _proxy, prop, item);\n      value.push(_attachContext(resolver, _context, _subProxy && _subProxy[prop], descriptors));\n    }\n  }\n  return value;\n}\nfunction resolveFallback(fallback, prop, value) {\n  return isFunction(fallback) ? fallback(prop, value) : fallback;\n}\nconst getScope = (key, parent) => key === true ? parent\n  : typeof key === 'string' ? resolveObjectKey(parent, key) : undefined;\nfunction addScopes(set, parentScopes, key, parentFallback) {\n  for (const parent of parentScopes) {\n    const scope = getScope(key, parent);\n    if (scope) {\n      set.add(scope);\n      const fallback = resolveFallback(scope._fallback, key, scope);\n      if (defined(fallback) && fallback !== key && fallback !== parentFallback) {\n        return fallback;\n      }\n    } else if (scope === false && defined(parentFallback) && key !== parentFallback) {\n      return null;\n    }\n  }\n  return false;\n}\nfunction createSubResolver(parentScopes, resolver, prop, value) {\n  const rootScopes = resolver._rootScopes;\n  const fallback = resolveFallback(resolver._fallback, prop, value);\n  const allScopes = [...parentScopes, ...rootScopes];\n  const set = new Set();\n  set.add(value);\n  let key = addScopesFromKey(set, allScopes, prop, fallback || prop);\n  if (key === null) {\n    return false;\n  }\n  if (defined(fallback) && fallback !== prop) {\n    key = addScopesFromKey(set, allScopes, fallback, key);\n    if (key === null) {\n      return false;\n    }\n  }\n  return _createResolver(Array.from(set), [''], rootScopes, fallback,\n    () => subGetTarget(resolver, prop, value));\n}\nfunction addScopesFromKey(set, allScopes, key, fallback) {\n  while (key) {\n    key = addScopes(set, allScopes, key, fallback);\n  }\n  return key;\n}\nfunction subGetTarget(resolver, prop, value) {\n  const parent = resolver._getTarget();\n  if (!(prop in parent)) {\n    parent[prop] = {};\n  }\n  const target = parent[prop];\n  if (isArray(target) && isObject(value)) {\n    return value;\n  }\n  return target;\n}\nfunction _resolveWithPrefixes(prop, prefixes, scopes, proxy) {\n  let value;\n  for (const prefix of prefixes) {\n    value = _resolve(readKey(prefix, prop), scopes);\n    if (defined(value)) {\n      return needsSubResolver(prop, value)\n        ? createSubResolver(scopes, proxy, prop, value)\n        : value;\n    }\n  }\n}\nfunction _resolve(key, scopes) {\n  for (const scope of scopes) {\n    if (!scope) {\n      continue;\n    }\n    const value = scope[key];\n    if (defined(value)) {\n      return value;\n    }\n  }\n}\nfunction getKeysFromAllScopes(target) {\n  let keys = target._keys;\n  if (!keys) {\n    keys = target._keys = resolveKeysFromAllScopes(target._scopes);\n  }\n  return keys;\n}\nfunction resolveKeysFromAllScopes(scopes) {\n  const set = new Set();\n  for (const scope of scopes) {\n    for (const key of Object.keys(scope).filter(k => !k.startsWith('_'))) {\n      set.add(key);\n    }\n  }\n  return Array.from(set);\n}\n\nconst EPSILON = Number.EPSILON || 1e-14;\nconst getPoint = (points, i) => i < points.length && !points[i].skip && points[i];\nconst getValueAxis = (indexAxis) => indexAxis === 'x' ? 'y' : 'x';\nfunction splineCurve(firstPoint, middlePoint, afterPoint, t) {\n  const previous = firstPoint.skip ? middlePoint : firstPoint;\n  const current = middlePoint;\n  const next = afterPoint.skip ? middlePoint : afterPoint;\n  const d01 = distanceBetweenPoints(current, previous);\n  const d12 = distanceBetweenPoints(next, current);\n  let s01 = d01 / (d01 + d12);\n  let s12 = d12 / (d01 + d12);\n  s01 = isNaN(s01) ? 0 : s01;\n  s12 = isNaN(s12) ? 0 : s12;\n  const fa = t * s01;\n  const fb = t * s12;\n  return {\n    previous: {\n      x: current.x - fa * (next.x - previous.x),\n      y: current.y - fa * (next.y - previous.y)\n    },\n    next: {\n      x: current.x + fb * (next.x - previous.x),\n      y: current.y + fb * (next.y - previous.y)\n    }\n  };\n}\nfunction monotoneAdjust(points, deltaK, mK) {\n  const pointsLen = points.length;\n  let alphaK, betaK, tauK, squaredMagnitude, pointCurrent;\n  let pointAfter = getPoint(points, 0);\n  for (let i = 0; i < pointsLen - 1; ++i) {\n    pointCurrent = pointAfter;\n    pointAfter = getPoint(points, i + 1);\n    if (!pointCurrent || !pointAfter) {\n      continue;\n    }\n    if (almostEquals(deltaK[i], 0, EPSILON)) {\n      mK[i] = mK[i + 1] = 0;\n      continue;\n    }\n    alphaK = mK[i] / deltaK[i];\n    betaK = mK[i + 1] / deltaK[i];\n    squaredMagnitude = Math.pow(alphaK, 2) + Math.pow(betaK, 2);\n    if (squaredMagnitude <= 9) {\n      continue;\n    }\n    tauK = 3 / Math.sqrt(squaredMagnitude);\n    mK[i] = alphaK * tauK * deltaK[i];\n    mK[i + 1] = betaK * tauK * deltaK[i];\n  }\n}\nfunction monotoneCompute(points, mK, indexAxis = 'x') {\n  const valueAxis = getValueAxis(indexAxis);\n  const pointsLen = points.length;\n  let delta, pointBefore, pointCurrent;\n  let pointAfter = getPoint(points, 0);\n  for (let i = 0; i < pointsLen; ++i) {\n    pointBefore = pointCurrent;\n    pointCurrent = pointAfter;\n    pointAfter = getPoint(points, i + 1);\n    if (!pointCurrent) {\n      continue;\n    }\n    const iPixel = pointCurrent[indexAxis];\n    const vPixel = pointCurrent[valueAxis];\n    if (pointBefore) {\n      delta = (iPixel - pointBefore[indexAxis]) / 3;\n      pointCurrent[`cp1${indexAxis}`] = iPixel - delta;\n      pointCurrent[`cp1${valueAxis}`] = vPixel - delta * mK[i];\n    }\n    if (pointAfter) {\n      delta = (pointAfter[indexAxis] - iPixel) / 3;\n      pointCurrent[`cp2${indexAxis}`] = iPixel + delta;\n      pointCurrent[`cp2${valueAxis}`] = vPixel + delta * mK[i];\n    }\n  }\n}\nfunction splineCurveMonotone(points, indexAxis = 'x') {\n  const valueAxis = getValueAxis(indexAxis);\n  const pointsLen = points.length;\n  const deltaK = Array(pointsLen).fill(0);\n  const mK = Array(pointsLen);\n  let i, pointBefore, pointCurrent;\n  let pointAfter = getPoint(points, 0);\n  for (i = 0; i < pointsLen; ++i) {\n    pointBefore = pointCurrent;\n    pointCurrent = pointAfter;\n    pointAfter = getPoint(points, i + 1);\n    if (!pointCurrent) {\n      continue;\n    }\n    if (pointAfter) {\n      const slopeDelta = pointAfter[indexAxis] - pointCurrent[indexAxis];\n      deltaK[i] = slopeDelta !== 0 ? (pointAfter[valueAxis] - pointCurrent[valueAxis]) / slopeDelta : 0;\n    }\n    mK[i] = !pointBefore ? deltaK[i]\n      : !pointAfter ? deltaK[i - 1]\n      : (sign(deltaK[i - 1]) !== sign(deltaK[i])) ? 0\n      : (deltaK[i - 1] + deltaK[i]) / 2;\n  }\n  monotoneAdjust(points, deltaK, mK);\n  monotoneCompute(points, mK, indexAxis);\n}\nfunction capControlPoint(pt, min, max) {\n  return Math.max(Math.min(pt, max), min);\n}\nfunction capBezierPoints(points, area) {\n  let i, ilen, point, inArea, inAreaPrev;\n  let inAreaNext = _isPointInArea(points[0], area);\n  for (i = 0, ilen = points.length; i < ilen; ++i) {\n    inAreaPrev = inArea;\n    inArea = inAreaNext;\n    inAreaNext = i < ilen - 1 && _isPointInArea(points[i + 1], area);\n    if (!inArea) {\n      continue;\n    }\n    point = points[i];\n    if (inAreaPrev) {\n      point.cp1x = capControlPoint(point.cp1x, area.left, area.right);\n      point.cp1y = capControlPoint(point.cp1y, area.top, area.bottom);\n    }\n    if (inAreaNext) {\n      point.cp2x = capControlPoint(point.cp2x, area.left, area.right);\n      point.cp2y = capControlPoint(point.cp2y, area.top, area.bottom);\n    }\n  }\n}\nfunction _updateBezierControlPoints(points, options, area, loop, indexAxis) {\n  let i, ilen, point, controlPoints;\n  if (options.spanGaps) {\n    points = points.filter((pt) => !pt.skip);\n  }\n  if (options.cubicInterpolationMode === 'monotone') {\n    splineCurveMonotone(points, indexAxis);\n  } else {\n    let prev = loop ? points[points.length - 1] : points[0];\n    for (i = 0, ilen = points.length; i < ilen; ++i) {\n      point = points[i];\n      controlPoints = splineCurve(\n        prev,\n        point,\n        points[Math.min(i + 1, ilen - (loop ? 0 : 1)) % ilen],\n        options.tension\n      );\n      point.cp1x = controlPoints.previous.x;\n      point.cp1y = controlPoints.previous.y;\n      point.cp2x = controlPoints.next.x;\n      point.cp2y = controlPoints.next.y;\n      prev = point;\n    }\n  }\n  if (options.capBezierPoints) {\n    capBezierPoints(points, area);\n  }\n}\n\nconst atEdge = (t) => t === 0 || t === 1;\nconst elasticIn = (t, s, p) => -(Math.pow(2, 10 * (t -= 1)) * Math.sin((t - s) * TAU / p));\nconst elasticOut = (t, s, p) => Math.pow(2, -10 * t) * Math.sin((t - s) * TAU / p) + 1;\nconst effects = {\n  linear: t => t,\n  easeInQuad: t => t * t,\n  easeOutQuad: t => -t * (t - 2),\n  easeInOutQuad: t => ((t /= 0.5) < 1)\n    ? 0.5 * t * t\n    : -0.5 * ((--t) * (t - 2) - 1),\n  easeInCubic: t => t * t * t,\n  easeOutCubic: t => (t -= 1) * t * t + 1,\n  easeInOutCubic: t => ((t /= 0.5) < 1)\n    ? 0.5 * t * t * t\n    : 0.5 * ((t -= 2) * t * t + 2),\n  easeInQuart: t => t * t * t * t,\n  easeOutQuart: t => -((t -= 1) * t * t * t - 1),\n  easeInOutQuart: t => ((t /= 0.5) < 1)\n    ? 0.5 * t * t * t * t\n    : -0.5 * ((t -= 2) * t * t * t - 2),\n  easeInQuint: t => t * t * t * t * t,\n  easeOutQuint: t => (t -= 1) * t * t * t * t + 1,\n  easeInOutQuint: t => ((t /= 0.5) < 1)\n    ? 0.5 * t * t * t * t * t\n    : 0.5 * ((t -= 2) * t * t * t * t + 2),\n  easeInSine: t => -Math.cos(t * HALF_PI) + 1,\n  easeOutSine: t => Math.sin(t * HALF_PI),\n  easeInOutSine: t => -0.5 * (Math.cos(PI * t) - 1),\n  easeInExpo: t => (t === 0) ? 0 : Math.pow(2, 10 * (t - 1)),\n  easeOutExpo: t => (t === 1) ? 1 : -Math.pow(2, -10 * t) + 1,\n  easeInOutExpo: t => atEdge(t) ? t : t < 0.5\n    ? 0.5 * Math.pow(2, 10 * (t * 2 - 1))\n    : 0.5 * (-Math.pow(2, -10 * (t * 2 - 1)) + 2),\n  easeInCirc: t => (t >= 1) ? t : -(Math.sqrt(1 - t * t) - 1),\n  easeOutCirc: t => Math.sqrt(1 - (t -= 1) * t),\n  easeInOutCirc: t => ((t /= 0.5) < 1)\n    ? -0.5 * (Math.sqrt(1 - t * t) - 1)\n    : 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1),\n  easeInElastic: t => atEdge(t) ? t : elasticIn(t, 0.075, 0.3),\n  easeOutElastic: t => atEdge(t) ? t : elasticOut(t, 0.075, 0.3),\n  easeInOutElastic(t) {\n    const s = 0.1125;\n    const p = 0.45;\n    return atEdge(t) ? t :\n      t < 0.5\n        ? 0.5 * elasticIn(t * 2, s, p)\n        : 0.5 + 0.5 * elasticOut(t * 2 - 1, s, p);\n  },\n  easeInBack(t) {\n    const s = 1.70158;\n    return t * t * ((s + 1) * t - s);\n  },\n  easeOutBack(t) {\n    const s = 1.70158;\n    return (t -= 1) * t * ((s + 1) * t + s) + 1;\n  },\n  easeInOutBack(t) {\n    let s = 1.70158;\n    if ((t /= 0.5) < 1) {\n      return 0.5 * (t * t * (((s *= (1.525)) + 1) * t - s));\n    }\n    return 0.5 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2);\n  },\n  easeInBounce: t => 1 - effects.easeOutBounce(1 - t),\n  easeOutBounce(t) {\n    const m = 7.5625;\n    const d = 2.75;\n    if (t < (1 / d)) {\n      return m * t * t;\n    }\n    if (t < (2 / d)) {\n      return m * (t -= (1.5 / d)) * t + 0.75;\n    }\n    if (t < (2.5 / d)) {\n      return m * (t -= (2.25 / d)) * t + 0.9375;\n    }\n    return m * (t -= (2.625 / d)) * t + 0.984375;\n  },\n  easeInOutBounce: t => (t < 0.5)\n    ? effects.easeInBounce(t * 2) * 0.5\n    : effects.easeOutBounce(t * 2 - 1) * 0.5 + 0.5,\n};\n\nfunction _pointInLine(p1, p2, t, mode) {\n  return {\n    x: p1.x + t * (p2.x - p1.x),\n    y: p1.y + t * (p2.y - p1.y)\n  };\n}\nfunction _steppedInterpolation(p1, p2, t, mode) {\n  return {\n    x: p1.x + t * (p2.x - p1.x),\n    y: mode === 'middle' ? t < 0.5 ? p1.y : p2.y\n    : mode === 'after' ? t < 1 ? p1.y : p2.y\n    : t > 0 ? p2.y : p1.y\n  };\n}\nfunction _bezierInterpolation(p1, p2, t, mode) {\n  const cp1 = {x: p1.cp2x, y: p1.cp2y};\n  const cp2 = {x: p2.cp1x, y: p2.cp1y};\n  const a = _pointInLine(p1, cp1, t);\n  const b = _pointInLine(cp1, cp2, t);\n  const c = _pointInLine(cp2, p2, t);\n  const d = _pointInLine(a, b, t);\n  const e = _pointInLine(b, c, t);\n  return _pointInLine(d, e, t);\n}\n\nconst intlCache = new Map();\nfunction getNumberFormat(locale, options) {\n  options = options || {};\n  const cacheKey = locale + JSON.stringify(options);\n  let formatter = intlCache.get(cacheKey);\n  if (!formatter) {\n    formatter = new Intl.NumberFormat(locale, options);\n    intlCache.set(cacheKey, formatter);\n  }\n  return formatter;\n}\nfunction formatNumber(num, locale, options) {\n  return getNumberFormat(locale, options).format(num);\n}\n\nconst getRightToLeftAdapter = function(rectX, width) {\n  return {\n    x(x) {\n      return rectX + rectX + width - x;\n    },\n    setWidth(w) {\n      width = w;\n    },\n    textAlign(align) {\n      if (align === 'center') {\n        return align;\n      }\n      return align === 'right' ? 'left' : 'right';\n    },\n    xPlus(x, value) {\n      return x - value;\n    },\n    leftForLtr(x, itemWidth) {\n      return x - itemWidth;\n    },\n  };\n};\nconst getLeftToRightAdapter = function() {\n  return {\n    x(x) {\n      return x;\n    },\n    setWidth(w) {\n    },\n    textAlign(align) {\n      return align;\n    },\n    xPlus(x, value) {\n      return x + value;\n    },\n    leftForLtr(x, _itemWidth) {\n      return x;\n    },\n  };\n};\nfunction getRtlAdapter(rtl, rectX, width) {\n  return rtl ? getRightToLeftAdapter(rectX, width) : getLeftToRightAdapter();\n}\nfunction overrideTextDirection(ctx, direction) {\n  let style, original;\n  if (direction === 'ltr' || direction === 'rtl') {\n    style = ctx.canvas.style;\n    original = [\n      style.getPropertyValue('direction'),\n      style.getPropertyPriority('direction'),\n    ];\n    style.setProperty('direction', direction, 'important');\n    ctx.prevTextDirection = original;\n  }\n}\nfunction restoreTextDirection(ctx, original) {\n  if (original !== undefined) {\n    delete ctx.prevTextDirection;\n    ctx.canvas.style.setProperty('direction', original[0], original[1]);\n  }\n}\n\nfunction propertyFn(property) {\n  if (property === 'angle') {\n    return {\n      between: _angleBetween,\n      compare: _angleDiff,\n      normalize: _normalizeAngle,\n    };\n  }\n  return {\n    between: (n, s, e) => n >= Math.min(s, e) && n <= Math.max(e, s),\n    compare: (a, b) => a - b,\n    normalize: x => x\n  };\n}\nfunction normalizeSegment({start, end, count, loop, style}) {\n  return {\n    start: start % count,\n    end: end % count,\n    loop: loop && (end - start + 1) % count === 0,\n    style\n  };\n}\nfunction getSegment(segment, points, bounds) {\n  const {property, start: startBound, end: endBound} = bounds;\n  const {between, normalize} = propertyFn(property);\n  const count = points.length;\n  let {start, end, loop} = segment;\n  let i, ilen;\n  if (loop) {\n    start += count;\n    end += count;\n    for (i = 0, ilen = count; i < ilen; ++i) {\n      if (!between(normalize(points[start % count][property]), startBound, endBound)) {\n        break;\n      }\n      start--;\n      end--;\n    }\n    start %= count;\n    end %= count;\n  }\n  if (end < start) {\n    end += count;\n  }\n  return {start, end, loop, style: segment.style};\n}\nfunction _boundSegment(segment, points, bounds) {\n  if (!bounds) {\n    return [segment];\n  }\n  const {property, start: startBound, end: endBound} = bounds;\n  const count = points.length;\n  const {compare, between, normalize} = propertyFn(property);\n  const {start, end, loop, style} = getSegment(segment, points, bounds);\n  const result = [];\n  let inside = false;\n  let subStart = null;\n  let value, point, prevValue;\n  const startIsBefore = () => between(startBound, prevValue, value) && compare(startBound, prevValue) !== 0;\n  const endIsBefore = () => compare(endBound, value) === 0 || between(endBound, prevValue, value);\n  const shouldStart = () => inside || startIsBefore();\n  const shouldStop = () => !inside || endIsBefore();\n  for (let i = start, prev = start; i <= end; ++i) {\n    point = points[i % count];\n    if (point.skip) {\n      continue;\n    }\n    value = normalize(point[property]);\n    if (value === prevValue) {\n      continue;\n    }\n    inside = between(value, startBound, endBound);\n    if (subStart === null && shouldStart()) {\n      subStart = compare(value, startBound) === 0 ? i : prev;\n    }\n    if (subStart !== null && shouldStop()) {\n      result.push(normalizeSegment({start: subStart, end: i, loop, count, style}));\n      subStart = null;\n    }\n    prev = i;\n    prevValue = value;\n  }\n  if (subStart !== null) {\n    result.push(normalizeSegment({start: subStart, end, loop, count, style}));\n  }\n  return result;\n}\nfunction _boundSegments(line, bounds) {\n  const result = [];\n  const segments = line.segments;\n  for (let i = 0; i < segments.length; i++) {\n    const sub = _boundSegment(segments[i], line.points, bounds);\n    if (sub.length) {\n      result.push(...sub);\n    }\n  }\n  return result;\n}\nfunction findStartAndEnd(points, count, loop, spanGaps) {\n  let start = 0;\n  let end = count - 1;\n  if (loop && !spanGaps) {\n    while (start < count && !points[start].skip) {\n      start++;\n    }\n  }\n  while (start < count && points[start].skip) {\n    start++;\n  }\n  start %= count;\n  if (loop) {\n    end += start;\n  }\n  while (end > start && points[end % count].skip) {\n    end--;\n  }\n  end %= count;\n  return {start, end};\n}\nfunction solidSegments(points, start, max, loop) {\n  const count = points.length;\n  const result = [];\n  let last = start;\n  let prev = points[start];\n  let end;\n  for (end = start + 1; end <= max; ++end) {\n    const cur = points[end % count];\n    if (cur.skip || cur.stop) {\n      if (!prev.skip) {\n        loop = false;\n        result.push({start: start % count, end: (end - 1) % count, loop});\n        start = last = cur.stop ? end : null;\n      }\n    } else {\n      last = end;\n      if (prev.skip) {\n        start = end;\n      }\n    }\n    prev = cur;\n  }\n  if (last !== null) {\n    result.push({start: start % count, end: last % count, loop});\n  }\n  return result;\n}\nfunction _computeSegments(line, segmentOptions) {\n  const points = line.points;\n  const spanGaps = line.options.spanGaps;\n  const count = points.length;\n  if (!count) {\n    return [];\n  }\n  const loop = !!line._loop;\n  const {start, end} = findStartAndEnd(points, count, loop, spanGaps);\n  if (spanGaps === true) {\n    return splitByStyles(line, [{start, end, loop}], points, segmentOptions);\n  }\n  const max = end < start ? end + count : end;\n  const completeLoop = !!line._fullLoop && start === 0 && end === count - 1;\n  return splitByStyles(line, solidSegments(points, start, max, completeLoop), points, segmentOptions);\n}\nfunction splitByStyles(line, segments, points, segmentOptions) {\n  if (!segmentOptions || !segmentOptions.setContext || !points) {\n    return segments;\n  }\n  return doSplitByStyles(line, segments, points, segmentOptions);\n}\nfunction doSplitByStyles(line, segments, points, segmentOptions) {\n  const baseStyle = readStyle(line.options);\n  const count = points.length;\n  const result = [];\n  let start = segments[0].start;\n  let i = start;\n  for (const segment of segments) {\n    let prevStyle = baseStyle;\n    let prev = points[start % count];\n    let style;\n    for (i = start + 1; i <= segment.end; i++) {\n      const pt = points[i % count];\n      style = readStyle(segmentOptions.setContext({\n        type: 'segment',\n        p0: prev,\n        p1: pt,\n        p0DataIndex: (i - 1) % count,\n        p1DataIndex: i % count,\n        datasetIndex: line._datasetIndex\n      }));\n      if (styleChanged(style, prevStyle)) {\n        result.push({start: start, end: i - 1, loop: segment.loop, style: prevStyle});\n        prevStyle = style;\n        start = i - 1;\n      }\n      prev = pt;\n      prevStyle = style;\n    }\n    if (start < i - 1) {\n      result.push({start, end: i - 1, loop: segment.loop, style});\n      start = i - 1;\n    }\n  }\n  return result;\n}\nfunction readStyle(options) {\n  return {\n    backgroundColor: options.backgroundColor,\n    borderCapStyle: options.borderCapStyle,\n    borderDash: options.borderDash,\n    borderDashOffset: options.borderDashOffset,\n    borderJoinStyle: options.borderJoinStyle,\n    borderWidth: options.borderWidth,\n    borderColor: options.borderColor\n  };\n}\nfunction styleChanged(style, prevStyle) {\n  return prevStyle && JSON.stringify(style) !== JSON.stringify(prevStyle);\n}\n\nvar helpers = /*#__PURE__*/Object.freeze({\n__proto__: null,\neasingEffects: effects,\ncolor: color,\ngetHoverColor: getHoverColor,\nnoop: noop,\nuid: uid,\nisNullOrUndef: isNullOrUndef,\nisArray: isArray,\nisObject: isObject,\nisFinite: isNumberFinite,\nfiniteOrDefault: finiteOrDefault,\nvalueOrDefault: valueOrDefault,\ntoPercentage: toPercentage,\ntoDimension: toDimension,\ncallback: callback,\neach: each,\n_elementsEqual: _elementsEqual,\nclone: clone,\n_merger: _merger,\nmerge: merge,\nmergeIf: mergeIf,\n_mergerIf: _mergerIf,\n_deprecated: _deprecated,\nresolveObjectKey: resolveObjectKey,\n_capitalize: _capitalize,\ndefined: defined,\nisFunction: isFunction,\nsetsEqual: setsEqual,\ntoFontString: toFontString,\n_measureText: _measureText,\n_longestText: _longestText,\n_alignPixel: _alignPixel,\nclearCanvas: clearCanvas,\ndrawPoint: drawPoint,\n_isPointInArea: _isPointInArea,\nclipArea: clipArea,\nunclipArea: unclipArea,\n_steppedLineTo: _steppedLineTo,\n_bezierCurveTo: _bezierCurveTo,\nrenderText: renderText,\naddRoundedRectPath: addRoundedRectPath,\n_lookup: _lookup,\n_lookupByKey: _lookupByKey,\n_rlookupByKey: _rlookupByKey,\n_filterBetween: _filterBetween,\nlistenArrayEvents: listenArrayEvents,\nunlistenArrayEvents: unlistenArrayEvents,\n_arrayUnique: _arrayUnique,\n_createResolver: _createResolver,\n_attachContext: _attachContext,\n_descriptors: _descriptors,\nsplineCurve: splineCurve,\nsplineCurveMonotone: splineCurveMonotone,\n_updateBezierControlPoints: _updateBezierControlPoints,\n_isDomSupported: _isDomSupported,\n_getParentNode: _getParentNode,\ngetStyle: getStyle,\ngetRelativePosition: getRelativePosition$1,\ngetMaximumSize: getMaximumSize,\nretinaScale: retinaScale,\nsupportsEventListenerOptions: supportsEventListenerOptions,\nreadUsedSize: readUsedSize,\nfontString: fontString,\nrequestAnimFrame: requestAnimFrame,\nthrottled: throttled,\ndebounce: debounce,\n_toLeftRightCenter: _toLeftRightCenter,\n_alignStartEnd: _alignStartEnd,\n_textX: _textX,\n_pointInLine: _pointInLine,\n_steppedInterpolation: _steppedInterpolation,\n_bezierInterpolation: _bezierInterpolation,\nformatNumber: formatNumber,\ntoLineHeight: toLineHeight,\n_readValueToProps: _readValueToProps,\ntoTRBL: toTRBL,\ntoTRBLCorners: toTRBLCorners,\ntoPadding: toPadding,\ntoFont: toFont,\nresolve: resolve,\n_addGrace: _addGrace,\nPI: PI,\nTAU: TAU,\nPITAU: PITAU,\nINFINITY: INFINITY,\nRAD_PER_DEG: RAD_PER_DEG,\nHALF_PI: HALF_PI,\nQUARTER_PI: QUARTER_PI,\nTWO_THIRDS_PI: TWO_THIRDS_PI,\nlog10: log10,\nsign: sign,\nniceNum: niceNum,\n_factorize: _factorize,\nisNumber: isNumber,\nalmostEquals: almostEquals,\nalmostWhole: almostWhole,\n_setMinAndMaxByKey: _setMinAndMaxByKey,\ntoRadians: toRadians,\ntoDegrees: toDegrees,\n_decimalPlaces: _decimalPlaces,\ngetAngleFromPoint: getAngleFromPoint,\ndistanceBetweenPoints: distanceBetweenPoints,\n_angleDiff: _angleDiff,\n_normalizeAngle: _normalizeAngle,\n_angleBetween: _angleBetween,\n_limitValue: _limitValue,\n_int16Range: _int16Range,\ngetRtlAdapter: getRtlAdapter,\noverrideTextDirection: overrideTextDirection,\nrestoreTextDirection: restoreTextDirection,\n_boundSegment: _boundSegment,\n_boundSegments: _boundSegments,\n_computeSegments: _computeSegments\n});\n\nclass BasePlatform {\n  acquireContext(canvas, aspectRatio) {}\n  releaseContext(context) {\n    return false;\n  }\n  addEventListener(chart, type, listener) {}\n  removeEventListener(chart, type, listener) {}\n  getDevicePixelRatio() {\n    return 1;\n  }\n  getMaximumSize(element, width, height, aspectRatio) {\n    width = Math.max(0, width || element.width);\n    height = height || element.height;\n    return {\n      width,\n      height: Math.max(0, aspectRatio ? Math.floor(width / aspectRatio) : height)\n    };\n  }\n  isAttached(canvas) {\n    return true;\n  }\n}\n\nclass BasicPlatform extends BasePlatform {\n  acquireContext(item) {\n    return item && item.getContext && item.getContext('2d') || null;\n  }\n}\n\nconst EXPANDO_KEY = '$chartjs';\nconst EVENT_TYPES = {\n  touchstart: 'mousedown',\n  touchmove: 'mousemove',\n  touchend: 'mouseup',\n  pointerenter: 'mouseenter',\n  pointerdown: 'mousedown',\n  pointermove: 'mousemove',\n  pointerup: 'mouseup',\n  pointerleave: 'mouseout',\n  pointerout: 'mouseout'\n};\nconst isNullOrEmpty = value => value === null || value === '';\nfunction initCanvas(canvas, aspectRatio) {\n  const style = canvas.style;\n  const renderHeight = canvas.getAttribute('height');\n  const renderWidth = canvas.getAttribute('width');\n  canvas[EXPANDO_KEY] = {\n    initial: {\n      height: renderHeight,\n      width: renderWidth,\n      style: {\n        display: style.display,\n        height: style.height,\n        width: style.width\n      }\n    }\n  };\n  style.display = style.display || 'block';\n  style.boxSizing = style.boxSizing || 'border-box';\n  if (isNullOrEmpty(renderWidth)) {\n    const displayWidth = readUsedSize(canvas, 'width');\n    if (displayWidth !== undefined) {\n      canvas.width = displayWidth;\n    }\n  }\n  if (isNullOrEmpty(renderHeight)) {\n    if (canvas.style.height === '') {\n      canvas.height = canvas.width / (aspectRatio || 2);\n    } else {\n      const displayHeight = readUsedSize(canvas, 'height');\n      if (displayHeight !== undefined) {\n        canvas.height = displayHeight;\n      }\n    }\n  }\n  return canvas;\n}\nconst eventListenerOptions = supportsEventListenerOptions ? {passive: true} : false;\nfunction addListener(node, type, listener) {\n  node.addEventListener(type, listener, eventListenerOptions);\n}\nfunction removeListener(chart, type, listener) {\n  chart.canvas.removeEventListener(type, listener, eventListenerOptions);\n}\nfunction fromNativeEvent(event, chart) {\n  const type = EVENT_TYPES[event.type] || event.type;\n  const {x, y} = getRelativePosition$1(event, chart);\n  return {\n    type,\n    chart,\n    native: event,\n    x: x !== undefined ? x : null,\n    y: y !== undefined ? y : null,\n  };\n}\nfunction createAttachObserver(chart, type, listener) {\n  const canvas = chart.canvas;\n  const container = canvas && _getParentNode(canvas);\n  const element = container || canvas;\n  const observer = new MutationObserver(entries => {\n    const parent = _getParentNode(element);\n    entries.forEach(entry => {\n      for (let i = 0; i < entry.addedNodes.length; i++) {\n        const added = entry.addedNodes[i];\n        if (added === element || added === parent) {\n          listener(entry.target);\n        }\n      }\n    });\n  });\n  observer.observe(document, {childList: true, subtree: true});\n  return observer;\n}\nfunction createDetachObserver(chart, type, listener) {\n  const canvas = chart.canvas;\n  const container = canvas && _getParentNode(canvas);\n  if (!container) {\n    return;\n  }\n  const observer = new MutationObserver(entries => {\n    entries.forEach(entry => {\n      for (let i = 0; i < entry.removedNodes.length; i++) {\n        if (entry.removedNodes[i] === canvas) {\n          listener();\n          break;\n        }\n      }\n    });\n  });\n  observer.observe(container, {childList: true});\n  return observer;\n}\nconst drpListeningCharts = new Map();\nlet oldDevicePixelRatio = 0;\nfunction onWindowResize() {\n  const dpr = window.devicePixelRatio;\n  if (dpr === oldDevicePixelRatio) {\n    return;\n  }\n  oldDevicePixelRatio = dpr;\n  drpListeningCharts.forEach((resize, chart) => {\n    if (chart.currentDevicePixelRatio !== dpr) {\n      resize();\n    }\n  });\n}\nfunction listenDevicePixelRatioChanges(chart, resize) {\n  if (!drpListeningCharts.size) {\n    window.addEventListener('resize', onWindowResize);\n  }\n  drpListeningCharts.set(chart, resize);\n}\nfunction unlistenDevicePixelRatioChanges(chart) {\n  drpListeningCharts.delete(chart);\n  if (!drpListeningCharts.size) {\n    window.removeEventListener('resize', onWindowResize);\n  }\n}\nfunction createResizeObserver(chart, type, listener) {\n  const canvas = chart.canvas;\n  const container = canvas && _getParentNode(canvas);\n  if (!container) {\n    return;\n  }\n  const resize = throttled((width, height) => {\n    const w = container.clientWidth;\n    listener(width, height);\n    if (w < container.clientWidth) {\n      listener();\n    }\n  }, window);\n  const observer = new ResizeObserver(entries => {\n    const entry = entries[0];\n    const width = entry.contentRect.width;\n    const height = entry.contentRect.height;\n    if (width === 0 && height === 0) {\n      return;\n    }\n    resize(width, height);\n  });\n  observer.observe(container);\n  listenDevicePixelRatioChanges(chart, resize);\n  return observer;\n}\nfunction releaseObserver(chart, type, observer) {\n  if (observer) {\n    observer.disconnect();\n  }\n  if (type === 'resize') {\n    unlistenDevicePixelRatioChanges(chart);\n  }\n}\nfunction createProxyAndListen(chart, type, listener) {\n  const canvas = chart.canvas;\n  const proxy = throttled((event) => {\n    if (chart.ctx !== null) {\n      listener(fromNativeEvent(event, chart));\n    }\n  }, chart, (args) => {\n    const event = args[0];\n    return [event, event.offsetX, event.offsetY];\n  });\n  addListener(canvas, type, proxy);\n  return proxy;\n}\nclass DomPlatform extends BasePlatform {\n  acquireContext(canvas, aspectRatio) {\n    const context = canvas && canvas.getContext && canvas.getContext('2d');\n    if (context && context.canvas === canvas) {\n      initCanvas(canvas, aspectRatio);\n      return context;\n    }\n    return null;\n  }\n  releaseContext(context) {\n    const canvas = context.canvas;\n    if (!canvas[EXPANDO_KEY]) {\n      return false;\n    }\n    const initial = canvas[EXPANDO_KEY].initial;\n    ['height', 'width'].forEach((prop) => {\n      const value = initial[prop];\n      if (isNullOrUndef(value)) {\n        canvas.removeAttribute(prop);\n      } else {\n        canvas.setAttribute(prop, value);\n      }\n    });\n    const style = initial.style || {};\n    Object.keys(style).forEach((key) => {\n      canvas.style[key] = style[key];\n    });\n    canvas.width = canvas.width;\n    delete canvas[EXPANDO_KEY];\n    return true;\n  }\n  addEventListener(chart, type, listener) {\n    this.removeEventListener(chart, type);\n    const proxies = chart.$proxies || (chart.$proxies = {});\n    const handlers = {\n      attach: createAttachObserver,\n      detach: createDetachObserver,\n      resize: createResizeObserver\n    };\n    const handler = handlers[type] || createProxyAndListen;\n    proxies[type] = handler(chart, type, listener);\n  }\n  removeEventListener(chart, type) {\n    const proxies = chart.$proxies || (chart.$proxies = {});\n    const proxy = proxies[type];\n    if (!proxy) {\n      return;\n    }\n    const handlers = {\n      attach: releaseObserver,\n      detach: releaseObserver,\n      resize: releaseObserver\n    };\n    const handler = handlers[type] || removeListener;\n    handler(chart, type, proxy);\n    proxies[type] = undefined;\n  }\n  getDevicePixelRatio() {\n    return window.devicePixelRatio;\n  }\n  getMaximumSize(canvas, width, height, aspectRatio) {\n    return getMaximumSize(canvas, width, height, aspectRatio);\n  }\n  isAttached(canvas) {\n    const container = _getParentNode(canvas);\n    return !!(container && container.isConnected);\n  }\n}\n\nfunction _detectPlatform(canvas) {\n  if (!_isDomSupported() || (typeof OffscreenCanvas !== 'undefined' && canvas instanceof OffscreenCanvas)) {\n    return BasicPlatform;\n  }\n  return DomPlatform;\n}\n\nvar platforms = /*#__PURE__*/Object.freeze({\n__proto__: null,\n_detectPlatform: _detectPlatform,\nBasePlatform: BasePlatform,\nBasicPlatform: BasicPlatform,\nDomPlatform: DomPlatform\n});\n\nconst transparent = 'transparent';\nconst interpolators = {\n  boolean(from, to, factor) {\n    return factor > 0.5 ? to : from;\n  },\n  color(from, to, factor) {\n    const c0 = color(from || transparent);\n    const c1 = c0.valid && color(to || transparent);\n    return c1 && c1.valid\n      ? c1.mix(c0, factor).hexString()\n      : to;\n  },\n  number(from, to, factor) {\n    return from + (to - from) * factor;\n  }\n};\nclass Animation {\n  constructor(cfg, target, prop, to) {\n    const currentValue = target[prop];\n    to = resolve([cfg.to, to, currentValue, cfg.from]);\n    const from = resolve([cfg.from, currentValue, to]);\n    this._active = true;\n    this._fn = cfg.fn || interpolators[cfg.type || typeof from];\n    this._easing = effects[cfg.easing] || effects.linear;\n    this._start = Math.floor(Date.now() + (cfg.delay || 0));\n    this._duration = this._total = Math.floor(cfg.duration);\n    this._loop = !!cfg.loop;\n    this._target = target;\n    this._prop = prop;\n    this._from = from;\n    this._to = to;\n    this._promises = undefined;\n  }\n  active() {\n    return this._active;\n  }\n  update(cfg, to, date) {\n    const me = this;\n    if (me._active) {\n      me._notify(false);\n      const currentValue = me._target[me._prop];\n      const elapsed = date - me._start;\n      const remain = me._duration - elapsed;\n      me._start = date;\n      me._duration = Math.floor(Math.max(remain, cfg.duration));\n      me._total += elapsed;\n      me._loop = !!cfg.loop;\n      me._to = resolve([cfg.to, to, currentValue, cfg.from]);\n      me._from = resolve([cfg.from, currentValue, to]);\n    }\n  }\n  cancel() {\n    const me = this;\n    if (me._active) {\n      me.tick(Date.now());\n      me._active = false;\n      me._notify(false);\n    }\n  }\n  tick(date) {\n    const me = this;\n    const elapsed = date - me._start;\n    const duration = me._duration;\n    const prop = me._prop;\n    const from = me._from;\n    const loop = me._loop;\n    const to = me._to;\n    let factor;\n    me._active = from !== to && (loop || (elapsed < duration));\n    if (!me._active) {\n      me._target[prop] = to;\n      me._notify(true);\n      return;\n    }\n    if (elapsed < 0) {\n      me._target[prop] = from;\n      return;\n    }\n    factor = (elapsed / duration) % 2;\n    factor = loop && factor > 1 ? 2 - factor : factor;\n    factor = me._easing(Math.min(1, Math.max(0, factor)));\n    me._target[prop] = me._fn(from, to, factor);\n  }\n  wait() {\n    const promises = this._promises || (this._promises = []);\n    return new Promise((res, rej) => {\n      promises.push({res, rej});\n    });\n  }\n  _notify(resolved) {\n    const method = resolved ? 'res' : 'rej';\n    const promises = this._promises || [];\n    for (let i = 0; i < promises.length; i++) {\n      promises[i][method]();\n    }\n  }\n}\n\nconst numbers = ['x', 'y', 'borderWidth', 'radius', 'tension'];\nconst colors = ['color', 'borderColor', 'backgroundColor'];\ndefaults.set('animation', {\n  delay: undefined,\n  duration: 1000,\n  easing: 'easeOutQuart',\n  fn: undefined,\n  from: undefined,\n  loop: undefined,\n  to: undefined,\n  type: undefined,\n});\nconst animationOptions = Object.keys(defaults.animation);\ndefaults.describe('animation', {\n  _fallback: false,\n  _indexable: false,\n  _scriptable: (name) => name !== 'onProgress' && name !== 'onComplete' && name !== 'fn',\n});\ndefaults.set('animations', {\n  colors: {\n    type: 'color',\n    properties: colors\n  },\n  numbers: {\n    type: 'number',\n    properties: numbers\n  },\n});\ndefaults.describe('animations', {\n  _fallback: 'animation',\n});\ndefaults.set('transitions', {\n  active: {\n    animation: {\n      duration: 400\n    }\n  },\n  resize: {\n    animation: {\n      duration: 0\n    }\n  },\n  show: {\n    animations: {\n      colors: {\n        from: 'transparent'\n      },\n      visible: {\n        type: 'boolean',\n        duration: 0\n      },\n    }\n  },\n  hide: {\n    animations: {\n      colors: {\n        to: 'transparent'\n      },\n      visible: {\n        type: 'boolean',\n        easing: 'linear',\n        fn: v => v | 0\n      },\n    }\n  }\n});\nclass Animations {\n  constructor(chart, config) {\n    this._chart = chart;\n    this._properties = new Map();\n    this.configure(config);\n  }\n  configure(config) {\n    if (!isObject(config)) {\n      return;\n    }\n    const animatedProps = this._properties;\n    Object.getOwnPropertyNames(config).forEach(key => {\n      const cfg = config[key];\n      if (!isObject(cfg)) {\n        return;\n      }\n      const resolved = {};\n      for (const option of animationOptions) {\n        resolved[option] = cfg[option];\n      }\n      (isArray(cfg.properties) && cfg.properties || [key]).forEach((prop) => {\n        if (prop === key || !animatedProps.has(prop)) {\n          animatedProps.set(prop, resolved);\n        }\n      });\n    });\n  }\n  _animateOptions(target, values) {\n    const newOptions = values.options;\n    const options = resolveTargetOptions(target, newOptions);\n    if (!options) {\n      return [];\n    }\n    const animations = this._createAnimations(options, newOptions);\n    if (newOptions.$shared) {\n      awaitAll(target.options.$animations, newOptions).then(() => {\n        target.options = newOptions;\n      }, () => {\n      });\n    }\n    return animations;\n  }\n  _createAnimations(target, values) {\n    const animatedProps = this._properties;\n    const animations = [];\n    const running = target.$animations || (target.$animations = {});\n    const props = Object.keys(values);\n    const date = Date.now();\n    let i;\n    for (i = props.length - 1; i >= 0; --i) {\n      const prop = props[i];\n      if (prop.charAt(0) === '$') {\n        continue;\n      }\n      if (prop === 'options') {\n        animations.push(...this._animateOptions(target, values));\n        continue;\n      }\n      const value = values[prop];\n      let animation = running[prop];\n      const cfg = animatedProps.get(prop);\n      if (animation) {\n        if (cfg && animation.active()) {\n          animation.update(cfg, value, date);\n          continue;\n        } else {\n          animation.cancel();\n        }\n      }\n      if (!cfg || !cfg.duration) {\n        target[prop] = value;\n        continue;\n      }\n      running[prop] = animation = new Animation(cfg, target, prop, value);\n      animations.push(animation);\n    }\n    return animations;\n  }\n  update(target, values) {\n    if (this._properties.size === 0) {\n      Object.assign(target, values);\n      return;\n    }\n    const animations = this._createAnimations(target, values);\n    if (animations.length) {\n      animator.add(this._chart, animations);\n      return true;\n    }\n  }\n}\nfunction awaitAll(animations, properties) {\n  const running = [];\n  const keys = Object.keys(properties);\n  for (let i = 0; i < keys.length; i++) {\n    const anim = animations[keys[i]];\n    if (anim && anim.active()) {\n      running.push(anim.wait());\n    }\n  }\n  return Promise.all(running);\n}\nfunction resolveTargetOptions(target, newOptions) {\n  if (!newOptions) {\n    return;\n  }\n  let options = target.options;\n  if (!options) {\n    target.options = newOptions;\n    return;\n  }\n  if (options.$shared) {\n    target.options = options = Object.assign({}, options, {$shared: false, $animations: {}});\n  }\n  return options;\n}\n\nfunction scaleClip(scale, allowedOverflow) {\n  const opts = scale && scale.options || {};\n  const reverse = opts.reverse;\n  const min = opts.min === undefined ? allowedOverflow : 0;\n  const max = opts.max === undefined ? allowedOverflow : 0;\n  return {\n    start: reverse ? max : min,\n    end: reverse ? min : max\n  };\n}\nfunction defaultClip(xScale, yScale, allowedOverflow) {\n  if (allowedOverflow === false) {\n    return false;\n  }\n  const x = scaleClip(xScale, allowedOverflow);\n  const y = scaleClip(yScale, allowedOverflow);\n  return {\n    top: y.end,\n    right: x.end,\n    bottom: y.start,\n    left: x.start\n  };\n}\nfunction toClip(value) {\n  let t, r, b, l;\n  if (isObject(value)) {\n    t = value.top;\n    r = value.right;\n    b = value.bottom;\n    l = value.left;\n  } else {\n    t = r = b = l = value;\n  }\n  return {\n    top: t,\n    right: r,\n    bottom: b,\n    left: l,\n    disabled: value === false\n  };\n}\nfunction getSortedDatasetIndices(chart, filterVisible) {\n  const keys = [];\n  const metasets = chart._getSortedDatasetMetas(filterVisible);\n  let i, ilen;\n  for (i = 0, ilen = metasets.length; i < ilen; ++i) {\n    keys.push(metasets[i].index);\n  }\n  return keys;\n}\nfunction applyStack(stack, value, dsIndex, options) {\n  const keys = stack.keys;\n  const singleMode = options.mode === 'single';\n  let i, ilen, datasetIndex, otherValue;\n  if (value === null) {\n    return;\n  }\n  for (i = 0, ilen = keys.length; i < ilen; ++i) {\n    datasetIndex = +keys[i];\n    if (datasetIndex === dsIndex) {\n      if (options.all) {\n        continue;\n      }\n      break;\n    }\n    otherValue = stack.values[datasetIndex];\n    if (isNumberFinite(otherValue) && (singleMode || (value === 0 || sign(value) === sign(otherValue)))) {\n      value += otherValue;\n    }\n  }\n  return value;\n}\nfunction convertObjectDataToArray(data) {\n  const keys = Object.keys(data);\n  const adata = new Array(keys.length);\n  let i, ilen, key;\n  for (i = 0, ilen = keys.length; i < ilen; ++i) {\n    key = keys[i];\n    adata[i] = {\n      x: key,\n      y: data[key]\n    };\n  }\n  return adata;\n}\nfunction isStacked(scale, meta) {\n  const stacked = scale && scale.options.stacked;\n  return stacked || (stacked === undefined && meta.stack !== undefined);\n}\nfunction getStackKey(indexScale, valueScale, meta) {\n  return `${indexScale.id}.${valueScale.id}.${meta.stack || meta.type}`;\n}\nfunction getUserBounds(scale) {\n  const {min, max, minDefined, maxDefined} = scale.getUserBounds();\n  return {\n    min: minDefined ? min : Number.NEGATIVE_INFINITY,\n    max: maxDefined ? max : Number.POSITIVE_INFINITY\n  };\n}\nfunction getOrCreateStack(stacks, stackKey, indexValue) {\n  const subStack = stacks[stackKey] || (stacks[stackKey] = {});\n  return subStack[indexValue] || (subStack[indexValue] = {});\n}\nfunction getLastIndexInStack(stack, vScale, positive) {\n  for (const meta of vScale.getMatchingVisibleMetas('bar').reverse()) {\n    const value = stack[meta.index];\n    if ((positive && value > 0) || (!positive && value < 0)) {\n      return meta.index;\n    }\n  }\n  return null;\n}\nfunction updateStacks(controller, parsed) {\n  const {chart, _cachedMeta: meta} = controller;\n  const stacks = chart._stacks || (chart._stacks = {});\n  const {iScale, vScale, index: datasetIndex} = meta;\n  const iAxis = iScale.axis;\n  const vAxis = vScale.axis;\n  const key = getStackKey(iScale, vScale, meta);\n  const ilen = parsed.length;\n  let stack;\n  for (let i = 0; i < ilen; ++i) {\n    const item = parsed[i];\n    const {[iAxis]: index, [vAxis]: value} = item;\n    const itemStacks = item._stacks || (item._stacks = {});\n    stack = itemStacks[vAxis] = getOrCreateStack(stacks, key, index);\n    stack[datasetIndex] = value;\n    stack._top = getLastIndexInStack(stack, vScale, true);\n    stack._bottom = getLastIndexInStack(stack, vScale, false);\n  }\n}\nfunction getFirstScaleId(chart, axis) {\n  const scales = chart.scales;\n  return Object.keys(scales).filter(key => scales[key].axis === axis).shift();\n}\nfunction createDatasetContext(parent, index) {\n  return Object.assign(Object.create(parent),\n    {\n      active: false,\n      dataset: undefined,\n      datasetIndex: index,\n      index,\n      mode: 'default',\n      type: 'dataset'\n    }\n  );\n}\nfunction createDataContext(parent, index, element) {\n  return Object.assign(Object.create(parent), {\n    active: false,\n    dataIndex: index,\n    parsed: undefined,\n    raw: undefined,\n    element,\n    index,\n    mode: 'default',\n    type: 'data'\n  });\n}\nfunction clearStacks(meta, items) {\n  const datasetIndex = meta.controller.index;\n  const axis = meta.vScale && meta.vScale.axis;\n  if (!axis) {\n    return;\n  }\n  items = items || meta._parsed;\n  for (const parsed of items) {\n    const stacks = parsed._stacks;\n    if (!stacks || stacks[axis] === undefined || stacks[axis][datasetIndex] === undefined) {\n      return;\n    }\n    delete stacks[axis][datasetIndex];\n  }\n}\nconst isDirectUpdateMode = (mode) => mode === 'reset' || mode === 'none';\nconst cloneIfNotShared = (cached, shared) => shared ? cached : Object.assign({}, cached);\nclass DatasetController {\n  constructor(chart, datasetIndex) {\n    this.chart = chart;\n    this._ctx = chart.ctx;\n    this.index = datasetIndex;\n    this._cachedDataOpts = {};\n    this._cachedMeta = this.getMeta();\n    this._type = this._cachedMeta.type;\n    this.options = undefined;\n    this._parsing = false;\n    this._data = undefined;\n    this._objectData = undefined;\n    this._sharedOptions = undefined;\n    this._drawStart = undefined;\n    this._drawCount = undefined;\n    this.enableOptionSharing = false;\n    this.$context = undefined;\n    this._syncList = [];\n    this.initialize();\n  }\n  initialize() {\n    const me = this;\n    const meta = me._cachedMeta;\n    me.configure();\n    me.linkScales();\n    meta._stacked = isStacked(meta.vScale, meta);\n    me.addElements();\n  }\n  updateIndex(datasetIndex) {\n    if (this.index !== datasetIndex) {\n      clearStacks(this._cachedMeta);\n    }\n    this.index = datasetIndex;\n  }\n  linkScales() {\n    const me = this;\n    const chart = me.chart;\n    const meta = me._cachedMeta;\n    const dataset = me.getDataset();\n    const chooseId = (axis, x, y, r) => axis === 'x' ? x : axis === 'r' ? r : y;\n    const xid = meta.xAxisID = valueOrDefault(dataset.xAxisID, getFirstScaleId(chart, 'x'));\n    const yid = meta.yAxisID = valueOrDefault(dataset.yAxisID, getFirstScaleId(chart, 'y'));\n    const rid = meta.rAxisID = valueOrDefault(dataset.rAxisID, getFirstScaleId(chart, 'r'));\n    const indexAxis = meta.indexAxis;\n    const iid = meta.iAxisID = chooseId(indexAxis, xid, yid, rid);\n    const vid = meta.vAxisID = chooseId(indexAxis, yid, xid, rid);\n    meta.xScale = me.getScaleForId(xid);\n    meta.yScale = me.getScaleForId(yid);\n    meta.rScale = me.getScaleForId(rid);\n    meta.iScale = me.getScaleForId(iid);\n    meta.vScale = me.getScaleForId(vid);\n  }\n  getDataset() {\n    return this.chart.data.datasets[this.index];\n  }\n  getMeta() {\n    return this.chart.getDatasetMeta(this.index);\n  }\n  getScaleForId(scaleID) {\n    return this.chart.scales[scaleID];\n  }\n  _getOtherScale(scale) {\n    const meta = this._cachedMeta;\n    return scale === meta.iScale\n      ? meta.vScale\n      : meta.iScale;\n  }\n  reset() {\n    this._update('reset');\n  }\n  _destroy() {\n    const meta = this._cachedMeta;\n    if (this._data) {\n      unlistenArrayEvents(this._data, this);\n    }\n    if (meta._stacked) {\n      clearStacks(meta);\n    }\n  }\n  _dataCheck() {\n    const me = this;\n    const dataset = me.getDataset();\n    const data = dataset.data || (dataset.data = []);\n    const _data = me._data;\n    if (isObject(data)) {\n      me._data = convertObjectDataToArray(data);\n    } else if (_data !== data) {\n      if (_data) {\n        unlistenArrayEvents(_data, me);\n        const meta = me._cachedMeta;\n        clearStacks(meta);\n        meta._parsed = [];\n      }\n      if (data && Object.isExtensible(data)) {\n        listenArrayEvents(data, me);\n      }\n      me._syncList = [];\n      me._data = data;\n    }\n  }\n  addElements() {\n    const me = this;\n    const meta = me._cachedMeta;\n    me._dataCheck();\n    if (me.datasetElementType) {\n      meta.dataset = new me.datasetElementType();\n    }\n  }\n  buildOrUpdateElements(resetNewElements) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const dataset = me.getDataset();\n    let stackChanged = false;\n    me._dataCheck();\n    const oldStacked = meta._stacked;\n    meta._stacked = isStacked(meta.vScale, meta);\n    if (meta.stack !== dataset.stack) {\n      stackChanged = true;\n      clearStacks(meta);\n      meta.stack = dataset.stack;\n    }\n    me._resyncElements(resetNewElements);\n    if (stackChanged || oldStacked !== meta._stacked) {\n      updateStacks(me, meta._parsed);\n    }\n  }\n  configure() {\n    const me = this;\n    const config = me.chart.config;\n    const scopeKeys = config.datasetScopeKeys(me._type);\n    const scopes = config.getOptionScopes(me.getDataset(), scopeKeys, true);\n    me.options = config.createResolver(scopes, me.getContext());\n    me._parsing = me.options.parsing;\n  }\n  parse(start, count) {\n    const me = this;\n    const {_cachedMeta: meta, _data: data} = me;\n    const {iScale, _stacked} = meta;\n    const iAxis = iScale.axis;\n    let sorted = start === 0 && count === data.length ? true : meta._sorted;\n    let prev = start > 0 && meta._parsed[start - 1];\n    let i, cur, parsed;\n    if (me._parsing === false) {\n      meta._parsed = data;\n      meta._sorted = true;\n      parsed = data;\n    } else {\n      if (isArray(data[start])) {\n        parsed = me.parseArrayData(meta, data, start, count);\n      } else if (isObject(data[start])) {\n        parsed = me.parseObjectData(meta, data, start, count);\n      } else {\n        parsed = me.parsePrimitiveData(meta, data, start, count);\n      }\n      const isNotInOrderComparedToPrev = () => cur[iAxis] === null || (prev && cur[iAxis] < prev[iAxis]);\n      for (i = 0; i < count; ++i) {\n        meta._parsed[i + start] = cur = parsed[i];\n        if (sorted) {\n          if (isNotInOrderComparedToPrev()) {\n            sorted = false;\n          }\n          prev = cur;\n        }\n      }\n      meta._sorted = sorted;\n    }\n    if (_stacked) {\n      updateStacks(me, parsed);\n    }\n  }\n  parsePrimitiveData(meta, data, start, count) {\n    const {iScale, vScale} = meta;\n    const iAxis = iScale.axis;\n    const vAxis = vScale.axis;\n    const labels = iScale.getLabels();\n    const singleScale = iScale === vScale;\n    const parsed = new Array(count);\n    let i, ilen, index;\n    for (i = 0, ilen = count; i < ilen; ++i) {\n      index = i + start;\n      parsed[i] = {\n        [iAxis]: singleScale || iScale.parse(labels[index], index),\n        [vAxis]: vScale.parse(data[index], index)\n      };\n    }\n    return parsed;\n  }\n  parseArrayData(meta, data, start, count) {\n    const {xScale, yScale} = meta;\n    const parsed = new Array(count);\n    let i, ilen, index, item;\n    for (i = 0, ilen = count; i < ilen; ++i) {\n      index = i + start;\n      item = data[index];\n      parsed[i] = {\n        x: xScale.parse(item[0], index),\n        y: yScale.parse(item[1], index)\n      };\n    }\n    return parsed;\n  }\n  parseObjectData(meta, data, start, count) {\n    const {xScale, yScale} = meta;\n    const {xAxisKey = 'x', yAxisKey = 'y'} = this._parsing;\n    const parsed = new Array(count);\n    let i, ilen, index, item;\n    for (i = 0, ilen = count; i < ilen; ++i) {\n      index = i + start;\n      item = data[index];\n      parsed[i] = {\n        x: xScale.parse(resolveObjectKey(item, xAxisKey), index),\n        y: yScale.parse(resolveObjectKey(item, yAxisKey), index)\n      };\n    }\n    return parsed;\n  }\n  getParsed(index) {\n    return this._cachedMeta._parsed[index];\n  }\n  getDataElement(index) {\n    return this._cachedMeta.data[index];\n  }\n  applyStack(scale, parsed, mode) {\n    const chart = this.chart;\n    const meta = this._cachedMeta;\n    const value = parsed[scale.axis];\n    const stack = {\n      keys: getSortedDatasetIndices(chart, true),\n      values: parsed._stacks[scale.axis]\n    };\n    return applyStack(stack, value, meta.index, {mode});\n  }\n  updateRangeFromParsed(range, scale, parsed, stack) {\n    const parsedValue = parsed[scale.axis];\n    let value = parsedValue === null ? NaN : parsedValue;\n    const values = stack && parsed._stacks[scale.axis];\n    if (stack && values) {\n      stack.values = values;\n      range.min = Math.min(range.min, value);\n      range.max = Math.max(range.max, value);\n      value = applyStack(stack, parsedValue, this._cachedMeta.index, {all: true});\n    }\n    range.min = Math.min(range.min, value);\n    range.max = Math.max(range.max, value);\n  }\n  getMinMax(scale, canStack) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const _parsed = meta._parsed;\n    const sorted = meta._sorted && scale === meta.iScale;\n    const ilen = _parsed.length;\n    const otherScale = me._getOtherScale(scale);\n    const stack = canStack && meta._stacked && {keys: getSortedDatasetIndices(me.chart, true), values: null};\n    const range = {min: Number.POSITIVE_INFINITY, max: Number.NEGATIVE_INFINITY};\n    const {min: otherMin, max: otherMax} = getUserBounds(otherScale);\n    let i, value, parsed, otherValue;\n    function _skip() {\n      parsed = _parsed[i];\n      value = parsed[scale.axis];\n      otherValue = parsed[otherScale.axis];\n      return !isNumberFinite(value) || otherMin > otherValue || otherMax < otherValue;\n    }\n    for (i = 0; i < ilen; ++i) {\n      if (_skip()) {\n        continue;\n      }\n      me.updateRangeFromParsed(range, scale, parsed, stack);\n      if (sorted) {\n        break;\n      }\n    }\n    if (sorted) {\n      for (i = ilen - 1; i >= 0; --i) {\n        if (_skip()) {\n          continue;\n        }\n        me.updateRangeFromParsed(range, scale, parsed, stack);\n        break;\n      }\n    }\n    return range;\n  }\n  getAllParsedValues(scale) {\n    const parsed = this._cachedMeta._parsed;\n    const values = [];\n    let i, ilen, value;\n    for (i = 0, ilen = parsed.length; i < ilen; ++i) {\n      value = parsed[i][scale.axis];\n      if (isNumberFinite(value)) {\n        values.push(value);\n      }\n    }\n    return values;\n  }\n  getMaxOverflow() {\n    return false;\n  }\n  getLabelAndValue(index) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const iScale = meta.iScale;\n    const vScale = meta.vScale;\n    const parsed = me.getParsed(index);\n    return {\n      label: iScale ? '' + iScale.getLabelForValue(parsed[iScale.axis]) : '',\n      value: vScale ? '' + vScale.getLabelForValue(parsed[vScale.axis]) : ''\n    };\n  }\n  _update(mode) {\n    const me = this;\n    const meta = me._cachedMeta;\n    me.configure();\n    me._cachedDataOpts = {};\n    me.update(mode || 'default');\n    meta._clip = toClip(valueOrDefault(me.options.clip, defaultClip(meta.xScale, meta.yScale, me.getMaxOverflow())));\n  }\n  update(mode) {}\n  draw() {\n    const me = this;\n    const ctx = me._ctx;\n    const chart = me.chart;\n    const meta = me._cachedMeta;\n    const elements = meta.data || [];\n    const area = chart.chartArea;\n    const active = [];\n    const start = me._drawStart || 0;\n    const count = me._drawCount || (elements.length - start);\n    let i;\n    if (meta.dataset) {\n      meta.dataset.draw(ctx, area, start, count);\n    }\n    for (i = start; i < start + count; ++i) {\n      const element = elements[i];\n      if (element.hidden) {\n        continue;\n      }\n      if (element.active) {\n        active.push(element);\n      } else {\n        element.draw(ctx, area);\n      }\n    }\n    for (i = 0; i < active.length; ++i) {\n      active[i].draw(ctx, area);\n    }\n  }\n  getStyle(index, active) {\n    const mode = active ? 'active' : 'default';\n    return index === undefined && this._cachedMeta.dataset\n      ? this.resolveDatasetElementOptions(mode)\n      : this.resolveDataElementOptions(index || 0, mode);\n  }\n  getContext(index, active, mode) {\n    const me = this;\n    const dataset = me.getDataset();\n    let context;\n    if (index >= 0 && index < me._cachedMeta.data.length) {\n      const element = me._cachedMeta.data[index];\n      context = element.$context ||\n        (element.$context = createDataContext(me.getContext(), index, element));\n      context.parsed = me.getParsed(index);\n      context.raw = dataset.data[index];\n      context.index = context.dataIndex = index;\n    } else {\n      context = me.$context ||\n        (me.$context = createDatasetContext(me.chart.getContext(), me.index));\n      context.dataset = dataset;\n      context.index = context.datasetIndex = me.index;\n    }\n    context.active = !!active;\n    context.mode = mode;\n    return context;\n  }\n  resolveDatasetElementOptions(mode) {\n    return this._resolveElementOptions(this.datasetElementType.id, mode);\n  }\n  resolveDataElementOptions(index, mode) {\n    return this._resolveElementOptions(this.dataElementType.id, mode, index);\n  }\n  _resolveElementOptions(elementType, mode = 'default', index) {\n    const me = this;\n    const active = mode === 'active';\n    const cache = me._cachedDataOpts;\n    const cacheKey = elementType + '-' + mode;\n    const cached = cache[cacheKey];\n    const sharing = me.enableOptionSharing && defined(index);\n    if (cached) {\n      return cloneIfNotShared(cached, sharing);\n    }\n    const config = me.chart.config;\n    const scopeKeys = config.datasetElementScopeKeys(me._type, elementType);\n    const prefixes = active ? [`${elementType}Hover`, 'hover', elementType, ''] : [elementType, ''];\n    const scopes = config.getOptionScopes(me.getDataset(), scopeKeys);\n    const names = Object.keys(defaults.elements[elementType]);\n    const context = () => me.getContext(index, active);\n    const values = config.resolveNamedOptions(scopes, names, context, prefixes);\n    if (values.$shared) {\n      values.$shared = sharing;\n      cache[cacheKey] = Object.freeze(cloneIfNotShared(values, sharing));\n    }\n    return values;\n  }\n  _resolveAnimations(index, transition, active) {\n    const me = this;\n    const chart = me.chart;\n    const cache = me._cachedDataOpts;\n    const cacheKey = `animation-${transition}`;\n    const cached = cache[cacheKey];\n    if (cached) {\n      return cached;\n    }\n    let options;\n    if (chart.options.animation !== false) {\n      const config = me.chart.config;\n      const scopeKeys = config.datasetAnimationScopeKeys(me._type, transition);\n      const scopes = config.getOptionScopes(me.getDataset(), scopeKeys);\n      options = config.createResolver(scopes, me.getContext(index, active, transition));\n    }\n    const animations = new Animations(chart, options && options.animations);\n    if (options && options._cacheable) {\n      cache[cacheKey] = Object.freeze(animations);\n    }\n    return animations;\n  }\n  getSharedOptions(options) {\n    if (!options.$shared) {\n      return;\n    }\n    return this._sharedOptions || (this._sharedOptions = Object.assign({}, options));\n  }\n  includeOptions(mode, sharedOptions) {\n    return !sharedOptions || isDirectUpdateMode(mode) || this.chart._animationsDisabled;\n  }\n  updateElement(element, index, properties, mode) {\n    if (isDirectUpdateMode(mode)) {\n      Object.assign(element, properties);\n    } else {\n      this._resolveAnimations(index, mode).update(element, properties);\n    }\n  }\n  updateSharedOptions(sharedOptions, mode, newOptions) {\n    if (sharedOptions && !isDirectUpdateMode(mode)) {\n      this._resolveAnimations(undefined, mode).update(sharedOptions, newOptions);\n    }\n  }\n  _setStyle(element, index, mode, active) {\n    element.active = active;\n    const options = this.getStyle(index, active);\n    this._resolveAnimations(index, mode, active).update(element, {\n      options: (!active && this.getSharedOptions(options)) || options\n    });\n  }\n  removeHoverStyle(element, datasetIndex, index) {\n    this._setStyle(element, index, 'active', false);\n  }\n  setHoverStyle(element, datasetIndex, index) {\n    this._setStyle(element, index, 'active', true);\n  }\n  _removeDatasetHoverStyle() {\n    const element = this._cachedMeta.dataset;\n    if (element) {\n      this._setStyle(element, undefined, 'active', false);\n    }\n  }\n  _setDatasetHoverStyle() {\n    const element = this._cachedMeta.dataset;\n    if (element) {\n      this._setStyle(element, undefined, 'active', true);\n    }\n  }\n  _resyncElements(resetNewElements) {\n    const me = this;\n    const data = me._data;\n    const elements = me._cachedMeta.data;\n    for (const [method, arg1, arg2] of me._syncList) {\n      me[method](arg1, arg2);\n    }\n    me._syncList = [];\n    const numMeta = elements.length;\n    const numData = data.length;\n    const count = Math.min(numData, numMeta);\n    if (count) {\n      me.parse(0, count);\n    }\n    if (numData > numMeta) {\n      me._insertElements(numMeta, numData - numMeta, resetNewElements);\n    } else if (numData < numMeta) {\n      me._removeElements(numData, numMeta - numData);\n    }\n  }\n  _insertElements(start, count, resetNewElements = true) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const data = meta.data;\n    const end = start + count;\n    let i;\n    const move = (arr) => {\n      arr.length += count;\n      for (i = arr.length - 1; i >= end; i--) {\n        arr[i] = arr[i - count];\n      }\n    };\n    move(data);\n    for (i = start; i < end; ++i) {\n      data[i] = new me.dataElementType();\n    }\n    if (me._parsing) {\n      move(meta._parsed);\n    }\n    me.parse(start, count);\n    if (resetNewElements) {\n      me.updateElements(data, start, count, 'reset');\n    }\n  }\n  updateElements(element, start, count, mode) {}\n  _removeElements(start, count) {\n    const me = this;\n    const meta = me._cachedMeta;\n    if (me._parsing) {\n      const removed = meta._parsed.splice(start, count);\n      if (meta._stacked) {\n        clearStacks(meta, removed);\n      }\n    }\n    meta.data.splice(start, count);\n  }\n  _sync(args) {\n    if (this._parsing) {\n      this._syncList.push(args);\n    } else {\n      const [method, arg1, arg2] = args;\n      this[method](arg1, arg2);\n    }\n  }\n  _onDataPush() {\n    const count = arguments.length;\n    this._sync(['_insertElements', this.getDataset().data.length - count, count]);\n  }\n  _onDataPop() {\n    this._sync(['_removeElements', this._cachedMeta.data.length - 1, 1]);\n  }\n  _onDataShift() {\n    this._sync(['_removeElements', 0, 1]);\n  }\n  _onDataSplice(start, count) {\n    this._sync(['_removeElements', start, count]);\n    this._sync(['_insertElements', start, arguments.length - 2]);\n  }\n  _onDataUnshift() {\n    this._sync(['_insertElements', 0, arguments.length]);\n  }\n}\nDatasetController.defaults = {};\nDatasetController.prototype.datasetElementType = null;\nDatasetController.prototype.dataElementType = null;\n\nclass Element {\n  constructor() {\n    this.x = undefined;\n    this.y = undefined;\n    this.active = false;\n    this.options = undefined;\n    this.$animations = undefined;\n  }\n  tooltipPosition(useFinalPosition) {\n    const {x, y} = this.getProps(['x', 'y'], useFinalPosition);\n    return {x, y};\n  }\n  hasValue() {\n    return isNumber(this.x) && isNumber(this.y);\n  }\n  getProps(props, final) {\n    const me = this;\n    const anims = this.$animations;\n    if (!final || !anims) {\n      return me;\n    }\n    const ret = {};\n    props.forEach(prop => {\n      ret[prop] = anims[prop] && anims[prop].active() ? anims[prop]._to : me[prop];\n    });\n    return ret;\n  }\n}\nElement.defaults = {};\nElement.defaultRoutes = undefined;\n\nconst formatters = {\n  values(value) {\n    return isArray(value) ? value : '' + value;\n  },\n  numeric(tickValue, index, ticks) {\n    if (tickValue === 0) {\n      return '0';\n    }\n    const locale = this.chart.options.locale;\n    let notation;\n    let delta = tickValue;\n    if (ticks.length > 1) {\n      const maxTick = Math.max(Math.abs(ticks[0].value), Math.abs(ticks[ticks.length - 1].value));\n      if (maxTick < 1e-4 || maxTick > 1e+15) {\n        notation = 'scientific';\n      }\n      delta = calculateDelta(tickValue, ticks);\n    }\n    const logDelta = log10(Math.abs(delta));\n    const numDecimal = Math.max(Math.min(-1 * Math.floor(logDelta), 20), 0);\n    const options = {notation, minimumFractionDigits: numDecimal, maximumFractionDigits: numDecimal};\n    Object.assign(options, this.options.ticks.format);\n    return formatNumber(tickValue, locale, options);\n  },\n  logarithmic(tickValue, index, ticks) {\n    if (tickValue === 0) {\n      return '0';\n    }\n    const remain = tickValue / (Math.pow(10, Math.floor(log10(tickValue))));\n    if (remain === 1 || remain === 2 || remain === 5) {\n      return formatters.numeric.call(this, tickValue, index, ticks);\n    }\n    return '';\n  }\n};\nfunction calculateDelta(tickValue, ticks) {\n  let delta = ticks.length > 3 ? ticks[2].value - ticks[1].value : ticks[1].value - ticks[0].value;\n  if (Math.abs(delta) >= 1 && tickValue !== Math.floor(tickValue)) {\n    delta = tickValue - Math.floor(tickValue);\n  }\n  return delta;\n}\nvar Ticks = {formatters};\n\ndefaults.set('scale', {\n  display: true,\n  offset: false,\n  reverse: false,\n  beginAtZero: false,\n  bounds: 'ticks',\n  grace: 0,\n  grid: {\n    display: true,\n    lineWidth: 1,\n    drawBorder: true,\n    drawOnChartArea: true,\n    drawTicks: true,\n    tickLength: 8,\n    tickWidth: (_ctx, options) => options.lineWidth,\n    tickColor: (_ctx, options) => options.color,\n    offset: false,\n    borderDash: [],\n    borderDashOffset: 0.0,\n    borderWidth: 1\n  },\n  title: {\n    display: false,\n    text: '',\n    padding: {\n      top: 4,\n      bottom: 4\n    }\n  },\n  ticks: {\n    minRotation: 0,\n    maxRotation: 50,\n    mirror: false,\n    textStrokeWidth: 0,\n    textStrokeColor: '',\n    padding: 3,\n    display: true,\n    autoSkip: true,\n    autoSkipPadding: 3,\n    labelOffset: 0,\n    callback: Ticks.formatters.values,\n    minor: {},\n    major: {},\n    align: 'center',\n    crossAlign: 'near',\n    showLabelBackdrop: false,\n    backdropColor: 'rgba(255, 255, 255, 0.75)',\n    backdropPadding: 2,\n  }\n});\ndefaults.route('scale.ticks', 'color', '', 'color');\ndefaults.route('scale.grid', 'color', '', 'borderColor');\ndefaults.route('scale.grid', 'borderColor', '', 'borderColor');\ndefaults.route('scale.title', 'color', '', 'color');\ndefaults.describe('scale', {\n  _fallback: false,\n  _scriptable: (name) => !name.startsWith('before') && !name.startsWith('after') && name !== 'callback' && name !== 'parser',\n  _indexable: (name) => name !== 'borderDash' && name !== 'tickBorderDash',\n});\ndefaults.describe('scales', {\n  _fallback: 'scale',\n});\ndefaults.describe('scale.ticks', {\n  _scriptable: (name) => name !== 'backdropPadding' && name !== 'callback',\n  _indexable: (name) => name !== 'backdropPadding',\n});\n\nfunction autoSkip(scale, ticks) {\n  const tickOpts = scale.options.ticks;\n  const ticksLimit = tickOpts.maxTicksLimit || determineMaxTicks(scale);\n  const majorIndices = tickOpts.major.enabled ? getMajorIndices(ticks) : [];\n  const numMajorIndices = majorIndices.length;\n  const first = majorIndices[0];\n  const last = majorIndices[numMajorIndices - 1];\n  const newTicks = [];\n  if (numMajorIndices > ticksLimit) {\n    skipMajors(ticks, newTicks, majorIndices, numMajorIndices / ticksLimit);\n    return newTicks;\n  }\n  const spacing = calculateSpacing(majorIndices, ticks, ticksLimit);\n  if (numMajorIndices > 0) {\n    let i, ilen;\n    const avgMajorSpacing = numMajorIndices > 1 ? Math.round((last - first) / (numMajorIndices - 1)) : null;\n    skip(ticks, newTicks, spacing, isNullOrUndef(avgMajorSpacing) ? 0 : first - avgMajorSpacing, first);\n    for (i = 0, ilen = numMajorIndices - 1; i < ilen; i++) {\n      skip(ticks, newTicks, spacing, majorIndices[i], majorIndices[i + 1]);\n    }\n    skip(ticks, newTicks, spacing, last, isNullOrUndef(avgMajorSpacing) ? ticks.length : last + avgMajorSpacing);\n    return newTicks;\n  }\n  skip(ticks, newTicks, spacing);\n  return newTicks;\n}\nfunction determineMaxTicks(scale) {\n  const offset = scale.options.offset;\n  const tickLength = scale._tickSize();\n  const maxScale = scale._length / tickLength + (offset ? 0 : 1);\n  const maxChart = scale._maxLength / tickLength;\n  return Math.floor(Math.min(maxScale, maxChart));\n}\nfunction calculateSpacing(majorIndices, ticks, ticksLimit) {\n  const evenMajorSpacing = getEvenSpacing(majorIndices);\n  const spacing = ticks.length / ticksLimit;\n  if (!evenMajorSpacing) {\n    return Math.max(spacing, 1);\n  }\n  const factors = _factorize(evenMajorSpacing);\n  for (let i = 0, ilen = factors.length - 1; i < ilen; i++) {\n    const factor = factors[i];\n    if (factor > spacing) {\n      return factor;\n    }\n  }\n  return Math.max(spacing, 1);\n}\nfunction getMajorIndices(ticks) {\n  const result = [];\n  let i, ilen;\n  for (i = 0, ilen = ticks.length; i < ilen; i++) {\n    if (ticks[i].major) {\n      result.push(i);\n    }\n  }\n  return result;\n}\nfunction skipMajors(ticks, newTicks, majorIndices, spacing) {\n  let count = 0;\n  let next = majorIndices[0];\n  let i;\n  spacing = Math.ceil(spacing);\n  for (i = 0; i < ticks.length; i++) {\n    if (i === next) {\n      newTicks.push(ticks[i]);\n      count++;\n      next = majorIndices[count * spacing];\n    }\n  }\n}\nfunction skip(ticks, newTicks, spacing, majorStart, majorEnd) {\n  const start = valueOrDefault(majorStart, 0);\n  const end = Math.min(valueOrDefault(majorEnd, ticks.length), ticks.length);\n  let count = 0;\n  let length, i, next;\n  spacing = Math.ceil(spacing);\n  if (majorEnd) {\n    length = majorEnd - majorStart;\n    spacing = length / Math.floor(length / spacing);\n  }\n  next = start;\n  while (next < 0) {\n    count++;\n    next = Math.round(start + count * spacing);\n  }\n  for (i = Math.max(start, 0); i < end; i++) {\n    if (i === next) {\n      newTicks.push(ticks[i]);\n      count++;\n      next = Math.round(start + count * spacing);\n    }\n  }\n}\nfunction getEvenSpacing(arr) {\n  const len = arr.length;\n  let i, diff;\n  if (len < 2) {\n    return false;\n  }\n  for (diff = arr[0], i = 1; i < len; ++i) {\n    if (arr[i] - arr[i - 1] !== diff) {\n      return false;\n    }\n  }\n  return diff;\n}\n\nconst reverseAlign = (align) => align === 'left' ? 'right' : align === 'right' ? 'left' : align;\nconst offsetFromEdge = (scale, edge, offset) => edge === 'top' || edge === 'left' ? scale[edge] + offset : scale[edge] - offset;\nfunction sample(arr, numItems) {\n  const result = [];\n  const increment = arr.length / numItems;\n  const len = arr.length;\n  let i = 0;\n  for (; i < len; i += increment) {\n    result.push(arr[Math.floor(i)]);\n  }\n  return result;\n}\nfunction getPixelForGridLine(scale, index, offsetGridLines) {\n  const length = scale.ticks.length;\n  const validIndex = Math.min(index, length - 1);\n  const start = scale._startPixel;\n  const end = scale._endPixel;\n  const epsilon = 1e-6;\n  let lineValue = scale.getPixelForTick(validIndex);\n  let offset;\n  if (offsetGridLines) {\n    if (length === 1) {\n      offset = Math.max(lineValue - start, end - lineValue);\n    } else if (index === 0) {\n      offset = (scale.getPixelForTick(1) - lineValue) / 2;\n    } else {\n      offset = (lineValue - scale.getPixelForTick(validIndex - 1)) / 2;\n    }\n    lineValue += validIndex < index ? offset : -offset;\n    if (lineValue < start - epsilon || lineValue > end + epsilon) {\n      return;\n    }\n  }\n  return lineValue;\n}\nfunction garbageCollect(caches, length) {\n  each(caches, (cache) => {\n    const gc = cache.gc;\n    const gcLen = gc.length / 2;\n    let i;\n    if (gcLen > length) {\n      for (i = 0; i < gcLen; ++i) {\n        delete cache.data[gc[i]];\n      }\n      gc.splice(0, gcLen);\n    }\n  });\n}\nfunction getTickMarkLength(options) {\n  return options.drawTicks ? options.tickLength : 0;\n}\nfunction getTitleHeight(options, fallback) {\n  if (!options.display) {\n    return 0;\n  }\n  const font = toFont(options.font, fallback);\n  const padding = toPadding(options.padding);\n  const lines = isArray(options.text) ? options.text.length : 1;\n  return (lines * font.lineHeight) + padding.height;\n}\nfunction createScaleContext(parent, scale) {\n  return Object.assign(Object.create(parent), {\n    scale,\n    type: 'scale'\n  });\n}\nfunction createTickContext(parent, index, tick) {\n  return Object.assign(Object.create(parent), {\n    tick,\n    index,\n    type: 'tick'\n  });\n}\nfunction titleAlign(align, position, reverse) {\n  let ret = _toLeftRightCenter(align);\n  if ((reverse && position !== 'right') || (!reverse && position === 'right')) {\n    ret = reverseAlign(ret);\n  }\n  return ret;\n}\nfunction titleArgs(scale, offset, position, align) {\n  const {top, left, bottom, right, chart} = scale;\n  const {chartArea, scales} = chart;\n  let rotation = 0;\n  let maxWidth, titleX, titleY;\n  const height = bottom - top;\n  const width = right - left;\n  if (scale.isHorizontal()) {\n    titleX = _alignStartEnd(align, left, right);\n    if (isObject(position)) {\n      const positionAxisID = Object.keys(position)[0];\n      const value = position[positionAxisID];\n      titleY = scales[positionAxisID].getPixelForValue(value) + height - offset;\n    } else if (position === 'center') {\n      titleY = (chartArea.bottom + chartArea.top) / 2 + height - offset;\n    } else {\n      titleY = offsetFromEdge(scale, position, offset);\n    }\n    maxWidth = right - left;\n  } else {\n    if (isObject(position)) {\n      const positionAxisID = Object.keys(position)[0];\n      const value = position[positionAxisID];\n      titleX = scales[positionAxisID].getPixelForValue(value) - width + offset;\n    } else if (position === 'center') {\n      titleX = (chartArea.left + chartArea.right) / 2 - width + offset;\n    } else {\n      titleX = offsetFromEdge(scale, position, offset);\n    }\n    titleY = _alignStartEnd(align, bottom, top);\n    rotation = position === 'left' ? -HALF_PI : HALF_PI;\n  }\n  return {titleX, titleY, maxWidth, rotation};\n}\nclass Scale extends Element {\n  constructor(cfg) {\n    super();\n    this.id = cfg.id;\n    this.type = cfg.type;\n    this.options = undefined;\n    this.ctx = cfg.ctx;\n    this.chart = cfg.chart;\n    this.top = undefined;\n    this.bottom = undefined;\n    this.left = undefined;\n    this.right = undefined;\n    this.width = undefined;\n    this.height = undefined;\n    this._margins = {\n      left: 0,\n      right: 0,\n      top: 0,\n      bottom: 0\n    };\n    this.maxWidth = undefined;\n    this.maxHeight = undefined;\n    this.paddingTop = undefined;\n    this.paddingBottom = undefined;\n    this.paddingLeft = undefined;\n    this.paddingRight = undefined;\n    this.axis = undefined;\n    this.labelRotation = undefined;\n    this.min = undefined;\n    this.max = undefined;\n    this._range = undefined;\n    this.ticks = [];\n    this._gridLineItems = null;\n    this._labelItems = null;\n    this._labelSizes = null;\n    this._length = 0;\n    this._maxLength = 0;\n    this._longestTextCache = {};\n    this._startPixel = undefined;\n    this._endPixel = undefined;\n    this._reversePixels = false;\n    this._userMax = undefined;\n    this._userMin = undefined;\n    this._suggestedMax = undefined;\n    this._suggestedMin = undefined;\n    this._ticksLength = 0;\n    this._borderValue = 0;\n    this._cache = {};\n    this._dataLimitsCached = false;\n    this.$context = undefined;\n  }\n  init(options) {\n    const me = this;\n    me.options = options.setContext(me.getContext());\n    me.axis = options.axis;\n    me._userMin = me.parse(options.min);\n    me._userMax = me.parse(options.max);\n    me._suggestedMin = me.parse(options.suggestedMin);\n    me._suggestedMax = me.parse(options.suggestedMax);\n  }\n  parse(raw, index) {\n    return raw;\n  }\n  getUserBounds() {\n    let {_userMin, _userMax, _suggestedMin, _suggestedMax} = this;\n    _userMin = finiteOrDefault(_userMin, Number.POSITIVE_INFINITY);\n    _userMax = finiteOrDefault(_userMax, Number.NEGATIVE_INFINITY);\n    _suggestedMin = finiteOrDefault(_suggestedMin, Number.POSITIVE_INFINITY);\n    _suggestedMax = finiteOrDefault(_suggestedMax, Number.NEGATIVE_INFINITY);\n    return {\n      min: finiteOrDefault(_userMin, _suggestedMin),\n      max: finiteOrDefault(_userMax, _suggestedMax),\n      minDefined: isNumberFinite(_userMin),\n      maxDefined: isNumberFinite(_userMax)\n    };\n  }\n  getMinMax(canStack) {\n    const me = this;\n    let {min, max, minDefined, maxDefined} = me.getUserBounds();\n    let range;\n    if (minDefined && maxDefined) {\n      return {min, max};\n    }\n    const metas = me.getMatchingVisibleMetas();\n    for (let i = 0, ilen = metas.length; i < ilen; ++i) {\n      range = metas[i].controller.getMinMax(me, canStack);\n      if (!minDefined) {\n        min = Math.min(min, range.min);\n      }\n      if (!maxDefined) {\n        max = Math.max(max, range.max);\n      }\n    }\n    return {\n      min: finiteOrDefault(min, finiteOrDefault(max, min)),\n      max: finiteOrDefault(max, finiteOrDefault(min, max))\n    };\n  }\n  getPadding() {\n    const me = this;\n    return {\n      left: me.paddingLeft || 0,\n      top: me.paddingTop || 0,\n      right: me.paddingRight || 0,\n      bottom: me.paddingBottom || 0\n    };\n  }\n  getTicks() {\n    return this.ticks;\n  }\n  getLabels() {\n    const data = this.chart.data;\n    return this.options.labels || (this.isHorizontal() ? data.xLabels : data.yLabels) || data.labels || [];\n  }\n  beforeLayout() {\n    this._cache = {};\n    this._dataLimitsCached = false;\n  }\n  beforeUpdate() {\n    callback(this.options.beforeUpdate, [this]);\n  }\n  update(maxWidth, maxHeight, margins) {\n    const me = this;\n    const tickOpts = me.options.ticks;\n    const sampleSize = tickOpts.sampleSize;\n    me.beforeUpdate();\n    me.maxWidth = maxWidth;\n    me.maxHeight = maxHeight;\n    me._margins = margins = Object.assign({\n      left: 0,\n      right: 0,\n      top: 0,\n      bottom: 0\n    }, margins);\n    me.ticks = null;\n    me._labelSizes = null;\n    me._gridLineItems = null;\n    me._labelItems = null;\n    me.beforeSetDimensions();\n    me.setDimensions();\n    me.afterSetDimensions();\n    me._maxLength = me.isHorizontal()\n      ? me.width + margins.left + margins.right\n      : me.height + margins.top + margins.bottom;\n    if (!me._dataLimitsCached) {\n      me.beforeDataLimits();\n      me.determineDataLimits();\n      me.afterDataLimits();\n      me._range = _addGrace(me, me.options.grace);\n      me._dataLimitsCached = true;\n    }\n    me.beforeBuildTicks();\n    me.ticks = me.buildTicks() || [];\n    me.afterBuildTicks();\n    const samplingEnabled = sampleSize < me.ticks.length;\n    me._convertTicksToLabels(samplingEnabled ? sample(me.ticks, sampleSize) : me.ticks);\n    me.configure();\n    me.beforeCalculateLabelRotation();\n    me.calculateLabelRotation();\n    me.afterCalculateLabelRotation();\n    if (tickOpts.display && (tickOpts.autoSkip || tickOpts.source === 'auto')) {\n      me.ticks = autoSkip(me, me.ticks);\n      me._labelSizes = null;\n    }\n    if (samplingEnabled) {\n      me._convertTicksToLabels(me.ticks);\n    }\n    me.beforeFit();\n    me.fit();\n    me.afterFit();\n    me.afterUpdate();\n  }\n  configure() {\n    const me = this;\n    let reversePixels = me.options.reverse;\n    let startPixel, endPixel;\n    if (me.isHorizontal()) {\n      startPixel = me.left;\n      endPixel = me.right;\n    } else {\n      startPixel = me.top;\n      endPixel = me.bottom;\n      reversePixels = !reversePixels;\n    }\n    me._startPixel = startPixel;\n    me._endPixel = endPixel;\n    me._reversePixels = reversePixels;\n    me._length = endPixel - startPixel;\n    me._alignToPixels = me.options.alignToPixels;\n  }\n  afterUpdate() {\n    callback(this.options.afterUpdate, [this]);\n  }\n  beforeSetDimensions() {\n    callback(this.options.beforeSetDimensions, [this]);\n  }\n  setDimensions() {\n    const me = this;\n    if (me.isHorizontal()) {\n      me.width = me.maxWidth;\n      me.left = 0;\n      me.right = me.width;\n    } else {\n      me.height = me.maxHeight;\n      me.top = 0;\n      me.bottom = me.height;\n    }\n    me.paddingLeft = 0;\n    me.paddingTop = 0;\n    me.paddingRight = 0;\n    me.paddingBottom = 0;\n  }\n  afterSetDimensions() {\n    callback(this.options.afterSetDimensions, [this]);\n  }\n  _callHooks(name) {\n    const me = this;\n    me.chart.notifyPlugins(name, me.getContext());\n    callback(me.options[name], [me]);\n  }\n  beforeDataLimits() {\n    this._callHooks('beforeDataLimits');\n  }\n  determineDataLimits() {}\n  afterDataLimits() {\n    this._callHooks('afterDataLimits');\n  }\n  beforeBuildTicks() {\n    this._callHooks('beforeBuildTicks');\n  }\n  buildTicks() {\n    return [];\n  }\n  afterBuildTicks() {\n    this._callHooks('afterBuildTicks');\n  }\n  beforeTickToLabelConversion() {\n    callback(this.options.beforeTickToLabelConversion, [this]);\n  }\n  generateTickLabels(ticks) {\n    const me = this;\n    const tickOpts = me.options.ticks;\n    let i, ilen, tick;\n    for (i = 0, ilen = ticks.length; i < ilen; i++) {\n      tick = ticks[i];\n      tick.label = callback(tickOpts.callback, [tick.value, i, ticks], me);\n    }\n  }\n  afterTickToLabelConversion() {\n    callback(this.options.afterTickToLabelConversion, [this]);\n  }\n  beforeCalculateLabelRotation() {\n    callback(this.options.beforeCalculateLabelRotation, [this]);\n  }\n  calculateLabelRotation() {\n    const me = this;\n    const options = me.options;\n    const tickOpts = options.ticks;\n    const numTicks = me.ticks.length;\n    const minRotation = tickOpts.minRotation || 0;\n    const maxRotation = tickOpts.maxRotation;\n    let labelRotation = minRotation;\n    let tickWidth, maxHeight, maxLabelDiagonal;\n    if (!me._isVisible() || !tickOpts.display || minRotation >= maxRotation || numTicks <= 1 || !me.isHorizontal()) {\n      me.labelRotation = minRotation;\n      return;\n    }\n    const labelSizes = me._getLabelSizes();\n    const maxLabelWidth = labelSizes.widest.width;\n    const maxLabelHeight = labelSizes.highest.height;\n    const maxWidth = _limitValue(me.chart.width - maxLabelWidth, 0, me.maxWidth);\n    tickWidth = options.offset ? me.maxWidth / numTicks : maxWidth / (numTicks - 1);\n    if (maxLabelWidth + 6 > tickWidth) {\n      tickWidth = maxWidth / (numTicks - (options.offset ? 0.5 : 1));\n      maxHeight = me.maxHeight - getTickMarkLength(options.grid)\n\t\t\t\t- tickOpts.padding - getTitleHeight(options.title, me.chart.options.font);\n      maxLabelDiagonal = Math.sqrt(maxLabelWidth * maxLabelWidth + maxLabelHeight * maxLabelHeight);\n      labelRotation = toDegrees(Math.min(\n        Math.asin(_limitValue((labelSizes.highest.height + 6) / tickWidth, -1, 1)),\n        Math.asin(_limitValue(maxHeight / maxLabelDiagonal, -1, 1)) - Math.asin(_limitValue(maxLabelHeight / maxLabelDiagonal, -1, 1))\n      ));\n      labelRotation = Math.max(minRotation, Math.min(maxRotation, labelRotation));\n    }\n    me.labelRotation = labelRotation;\n  }\n  afterCalculateLabelRotation() {\n    callback(this.options.afterCalculateLabelRotation, [this]);\n  }\n  beforeFit() {\n    callback(this.options.beforeFit, [this]);\n  }\n  fit() {\n    const me = this;\n    const minSize = {\n      width: 0,\n      height: 0\n    };\n    const {chart, options: {ticks: tickOpts, title: titleOpts, grid: gridOpts}} = me;\n    const display = me._isVisible();\n    const isHorizontal = me.isHorizontal();\n    if (display) {\n      const titleHeight = getTitleHeight(titleOpts, chart.options.font);\n      if (isHorizontal) {\n        minSize.width = me.maxWidth;\n        minSize.height = getTickMarkLength(gridOpts) + titleHeight;\n      } else {\n        minSize.height = me.maxHeight;\n        minSize.width = getTickMarkLength(gridOpts) + titleHeight;\n      }\n      if (tickOpts.display && me.ticks.length) {\n        const {first, last, widest, highest} = me._getLabelSizes();\n        const tickPadding = tickOpts.padding * 2;\n        const angleRadians = toRadians(me.labelRotation);\n        const cos = Math.cos(angleRadians);\n        const sin = Math.sin(angleRadians);\n        if (isHorizontal) {\n          const labelHeight = tickOpts.mirror ? 0 : sin * widest.width + cos * highest.height;\n          minSize.height = Math.min(me.maxHeight, minSize.height + labelHeight + tickPadding);\n        } else {\n          const labelWidth = tickOpts.mirror ? 0 : cos * widest.width + sin * highest.height;\n          minSize.width = Math.min(me.maxWidth, minSize.width + labelWidth + tickPadding);\n        }\n        me._calculatePadding(first, last, sin, cos);\n      }\n    }\n    me._handleMargins();\n    if (isHorizontal) {\n      me.width = me._length = chart.width - me._margins.left - me._margins.right;\n      me.height = minSize.height;\n    } else {\n      me.width = minSize.width;\n      me.height = me._length = chart.height - me._margins.top - me._margins.bottom;\n    }\n  }\n  _calculatePadding(first, last, sin, cos) {\n    const me = this;\n    const {ticks: {align, padding}, position} = me.options;\n    const isRotated = me.labelRotation !== 0;\n    const labelsBelowTicks = position !== 'top' && me.axis === 'x';\n    if (me.isHorizontal()) {\n      const offsetLeft = me.getPixelForTick(0) - me.left;\n      const offsetRight = me.right - me.getPixelForTick(me.ticks.length - 1);\n      let paddingLeft = 0;\n      let paddingRight = 0;\n      if (isRotated) {\n        if (labelsBelowTicks) {\n          paddingLeft = cos * first.width;\n          paddingRight = sin * last.height;\n        } else {\n          paddingLeft = sin * first.height;\n          paddingRight = cos * last.width;\n        }\n      } else if (align === 'start') {\n        paddingRight = last.width;\n      } else if (align === 'end') {\n        paddingLeft = first.width;\n      } else {\n        paddingLeft = first.width / 2;\n        paddingRight = last.width / 2;\n      }\n      me.paddingLeft = Math.max((paddingLeft - offsetLeft + padding) * me.width / (me.width - offsetLeft), 0);\n      me.paddingRight = Math.max((paddingRight - offsetRight + padding) * me.width / (me.width - offsetRight), 0);\n    } else {\n      let paddingTop = last.height / 2;\n      let paddingBottom = first.height / 2;\n      if (align === 'start') {\n        paddingTop = 0;\n        paddingBottom = first.height;\n      } else if (align === 'end') {\n        paddingTop = last.height;\n        paddingBottom = 0;\n      }\n      me.paddingTop = paddingTop + padding;\n      me.paddingBottom = paddingBottom + padding;\n    }\n  }\n  _handleMargins() {\n    const me = this;\n    if (me._margins) {\n      me._margins.left = Math.max(me.paddingLeft, me._margins.left);\n      me._margins.top = Math.max(me.paddingTop, me._margins.top);\n      me._margins.right = Math.max(me.paddingRight, me._margins.right);\n      me._margins.bottom = Math.max(me.paddingBottom, me._margins.bottom);\n    }\n  }\n  afterFit() {\n    callback(this.options.afterFit, [this]);\n  }\n  isHorizontal() {\n    const {axis, position} = this.options;\n    return position === 'top' || position === 'bottom' || axis === 'x';\n  }\n  isFullSize() {\n    return this.options.fullSize;\n  }\n  _convertTicksToLabels(ticks) {\n    const me = this;\n    me.beforeTickToLabelConversion();\n    me.generateTickLabels(ticks);\n    let i, ilen;\n    for (i = 0, ilen = ticks.length; i < ilen; i++) {\n      if (isNullOrUndef(ticks[i].label)) {\n        ticks.splice(i, 1);\n        ilen--;\n        i--;\n      }\n    }\n    me.afterTickToLabelConversion();\n  }\n  _getLabelSizes() {\n    const me = this;\n    let labelSizes = me._labelSizes;\n    if (!labelSizes) {\n      const sampleSize = me.options.ticks.sampleSize;\n      let ticks = me.ticks;\n      if (sampleSize < ticks.length) {\n        ticks = sample(ticks, sampleSize);\n      }\n      me._labelSizes = labelSizes = me._computeLabelSizes(ticks, ticks.length);\n    }\n    return labelSizes;\n  }\n  _computeLabelSizes(ticks, length) {\n    const {ctx, _longestTextCache: caches} = this;\n    const widths = [];\n    const heights = [];\n    let widestLabelSize = 0;\n    let highestLabelSize = 0;\n    let i, j, jlen, label, tickFont, fontString, cache, lineHeight, width, height, nestedLabel;\n    for (i = 0; i < length; ++i) {\n      label = ticks[i].label;\n      tickFont = this._resolveTickFontOptions(i);\n      ctx.font = fontString = tickFont.string;\n      cache = caches[fontString] = caches[fontString] || {data: {}, gc: []};\n      lineHeight = tickFont.lineHeight;\n      width = height = 0;\n      if (!isNullOrUndef(label) && !isArray(label)) {\n        width = _measureText(ctx, cache.data, cache.gc, width, label);\n        height = lineHeight;\n      } else if (isArray(label)) {\n        for (j = 0, jlen = label.length; j < jlen; ++j) {\n          nestedLabel = label[j];\n          if (!isNullOrUndef(nestedLabel) && !isArray(nestedLabel)) {\n            width = _measureText(ctx, cache.data, cache.gc, width, nestedLabel);\n            height += lineHeight;\n          }\n        }\n      }\n      widths.push(width);\n      heights.push(height);\n      widestLabelSize = Math.max(width, widestLabelSize);\n      highestLabelSize = Math.max(height, highestLabelSize);\n    }\n    garbageCollect(caches, length);\n    const widest = widths.indexOf(widestLabelSize);\n    const highest = heights.indexOf(highestLabelSize);\n    const valueAt = (idx) => ({width: widths[idx] || 0, height: heights[idx] || 0});\n    return {\n      first: valueAt(0),\n      last: valueAt(length - 1),\n      widest: valueAt(widest),\n      highest: valueAt(highest),\n      widths,\n      heights,\n    };\n  }\n  getLabelForValue(value) {\n    return value;\n  }\n  getPixelForValue(value, index) {\n    return NaN;\n  }\n  getValueForPixel(pixel) {}\n  getPixelForTick(index) {\n    const ticks = this.ticks;\n    if (index < 0 || index > ticks.length - 1) {\n      return null;\n    }\n    return this.getPixelForValue(ticks[index].value);\n  }\n  getPixelForDecimal(decimal) {\n    const me = this;\n    if (me._reversePixels) {\n      decimal = 1 - decimal;\n    }\n    const pixel = me._startPixel + decimal * me._length;\n    return _int16Range(me._alignToPixels ? _alignPixel(me.chart, pixel, 0) : pixel);\n  }\n  getDecimalForPixel(pixel) {\n    const decimal = (pixel - this._startPixel) / this._length;\n    return this._reversePixels ? 1 - decimal : decimal;\n  }\n  getBasePixel() {\n    return this.getPixelForValue(this.getBaseValue());\n  }\n  getBaseValue() {\n    const {min, max} = this;\n    return min < 0 && max < 0 ? max :\n      min > 0 && max > 0 ? min :\n      0;\n  }\n  getContext(index) {\n    const me = this;\n    const ticks = me.ticks || [];\n    if (index >= 0 && index < ticks.length) {\n      const tick = ticks[index];\n      return tick.$context ||\n\t\t\t\t(tick.$context = createTickContext(me.getContext(), index, tick));\n    }\n    return me.$context ||\n\t\t\t(me.$context = createScaleContext(me.chart.getContext(), me));\n  }\n  _tickSize() {\n    const me = this;\n    const optionTicks = me.options.ticks;\n    const rot = toRadians(me.labelRotation);\n    const cos = Math.abs(Math.cos(rot));\n    const sin = Math.abs(Math.sin(rot));\n    const labelSizes = me._getLabelSizes();\n    const padding = optionTicks.autoSkipPadding || 0;\n    const w = labelSizes ? labelSizes.widest.width + padding : 0;\n    const h = labelSizes ? labelSizes.highest.height + padding : 0;\n    return me.isHorizontal()\n      ? h * cos > w * sin ? w / cos : h / sin\n      : h * sin < w * cos ? h / cos : w / sin;\n  }\n  _isVisible() {\n    const display = this.options.display;\n    if (display !== 'auto') {\n      return !!display;\n    }\n    return this.getMatchingVisibleMetas().length > 0;\n  }\n  _computeGridLineItems(chartArea) {\n    const me = this;\n    const axis = me.axis;\n    const chart = me.chart;\n    const options = me.options;\n    const {grid, position} = options;\n    const offset = grid.offset;\n    const isHorizontal = me.isHorizontal();\n    const ticks = me.ticks;\n    const ticksLength = ticks.length + (offset ? 1 : 0);\n    const tl = getTickMarkLength(grid);\n    const items = [];\n    const borderOpts = grid.setContext(me.getContext());\n    const axisWidth = borderOpts.drawBorder ? borderOpts.borderWidth : 0;\n    const axisHalfWidth = axisWidth / 2;\n    const alignBorderValue = function(pixel) {\n      return _alignPixel(chart, pixel, axisWidth);\n    };\n    let borderValue, i, lineValue, alignedLineValue;\n    let tx1, ty1, tx2, ty2, x1, y1, x2, y2;\n    if (position === 'top') {\n      borderValue = alignBorderValue(me.bottom);\n      ty1 = me.bottom - tl;\n      ty2 = borderValue - axisHalfWidth;\n      y1 = alignBorderValue(chartArea.top) + axisHalfWidth;\n      y2 = chartArea.bottom;\n    } else if (position === 'bottom') {\n      borderValue = alignBorderValue(me.top);\n      y1 = chartArea.top;\n      y2 = alignBorderValue(chartArea.bottom) - axisHalfWidth;\n      ty1 = borderValue + axisHalfWidth;\n      ty2 = me.top + tl;\n    } else if (position === 'left') {\n      borderValue = alignBorderValue(me.right);\n      tx1 = me.right - tl;\n      tx2 = borderValue - axisHalfWidth;\n      x1 = alignBorderValue(chartArea.left) + axisHalfWidth;\n      x2 = chartArea.right;\n    } else if (position === 'right') {\n      borderValue = alignBorderValue(me.left);\n      x1 = chartArea.left;\n      x2 = alignBorderValue(chartArea.right) - axisHalfWidth;\n      tx1 = borderValue + axisHalfWidth;\n      tx2 = me.left + tl;\n    } else if (axis === 'x') {\n      if (position === 'center') {\n        borderValue = alignBorderValue((chartArea.top + chartArea.bottom) / 2 + 0.5);\n      } else if (isObject(position)) {\n        const positionAxisID = Object.keys(position)[0];\n        const value = position[positionAxisID];\n        borderValue = alignBorderValue(me.chart.scales[positionAxisID].getPixelForValue(value));\n      }\n      y1 = chartArea.top;\n      y2 = chartArea.bottom;\n      ty1 = borderValue + axisHalfWidth;\n      ty2 = ty1 + tl;\n    } else if (axis === 'y') {\n      if (position === 'center') {\n        borderValue = alignBorderValue((chartArea.left + chartArea.right) / 2);\n      } else if (isObject(position)) {\n        const positionAxisID = Object.keys(position)[0];\n        const value = position[positionAxisID];\n        borderValue = alignBorderValue(me.chart.scales[positionAxisID].getPixelForValue(value));\n      }\n      tx1 = borderValue - axisHalfWidth;\n      tx2 = tx1 - tl;\n      x1 = chartArea.left;\n      x2 = chartArea.right;\n    }\n    const limit = valueOrDefault(options.ticks.maxTicksLimit, ticksLength);\n    const step = Math.max(1, Math.ceil(ticksLength / limit));\n    for (i = 0; i < ticksLength; i += step) {\n      const optsAtIndex = grid.setContext(me.getContext(i));\n      const lineWidth = optsAtIndex.lineWidth;\n      const lineColor = optsAtIndex.color;\n      const borderDash = grid.borderDash || [];\n      const borderDashOffset = optsAtIndex.borderDashOffset;\n      const tickWidth = optsAtIndex.tickWidth;\n      const tickColor = optsAtIndex.tickColor;\n      const tickBorderDash = optsAtIndex.tickBorderDash || [];\n      const tickBorderDashOffset = optsAtIndex.tickBorderDashOffset;\n      lineValue = getPixelForGridLine(me, i, offset);\n      if (lineValue === undefined) {\n        continue;\n      }\n      alignedLineValue = _alignPixel(chart, lineValue, lineWidth);\n      if (isHorizontal) {\n        tx1 = tx2 = x1 = x2 = alignedLineValue;\n      } else {\n        ty1 = ty2 = y1 = y2 = alignedLineValue;\n      }\n      items.push({\n        tx1,\n        ty1,\n        tx2,\n        ty2,\n        x1,\n        y1,\n        x2,\n        y2,\n        width: lineWidth,\n        color: lineColor,\n        borderDash,\n        borderDashOffset,\n        tickWidth,\n        tickColor,\n        tickBorderDash,\n        tickBorderDashOffset,\n      });\n    }\n    me._ticksLength = ticksLength;\n    me._borderValue = borderValue;\n    return items;\n  }\n  _computeLabelItems(chartArea) {\n    const me = this;\n    const axis = me.axis;\n    const options = me.options;\n    const {position, ticks: optionTicks} = options;\n    const isHorizontal = me.isHorizontal();\n    const ticks = me.ticks;\n    const {align, crossAlign, padding, mirror} = optionTicks;\n    const tl = getTickMarkLength(options.grid);\n    const tickAndPadding = tl + padding;\n    const hTickAndPadding = mirror ? -padding : tickAndPadding;\n    const rotation = -toRadians(me.labelRotation);\n    const items = [];\n    let i, ilen, tick, label, x, y, textAlign, pixel, font, lineHeight, lineCount, textOffset;\n    let textBaseline = 'middle';\n    if (position === 'top') {\n      y = me.bottom - hTickAndPadding;\n      textAlign = me._getXAxisLabelAlignment();\n    } else if (position === 'bottom') {\n      y = me.top + hTickAndPadding;\n      textAlign = me._getXAxisLabelAlignment();\n    } else if (position === 'left') {\n      const ret = me._getYAxisLabelAlignment(tl);\n      textAlign = ret.textAlign;\n      x = ret.x;\n    } else if (position === 'right') {\n      const ret = me._getYAxisLabelAlignment(tl);\n      textAlign = ret.textAlign;\n      x = ret.x;\n    } else if (axis === 'x') {\n      if (position === 'center') {\n        y = ((chartArea.top + chartArea.bottom) / 2) + tickAndPadding;\n      } else if (isObject(position)) {\n        const positionAxisID = Object.keys(position)[0];\n        const value = position[positionAxisID];\n        y = me.chart.scales[positionAxisID].getPixelForValue(value) + tickAndPadding;\n      }\n      textAlign = me._getXAxisLabelAlignment();\n    } else if (axis === 'y') {\n      if (position === 'center') {\n        x = ((chartArea.left + chartArea.right) / 2) - tickAndPadding;\n      } else if (isObject(position)) {\n        const positionAxisID = Object.keys(position)[0];\n        const value = position[positionAxisID];\n        x = me.chart.scales[positionAxisID].getPixelForValue(value);\n      }\n      textAlign = me._getYAxisLabelAlignment(tl).textAlign;\n    }\n    if (axis === 'y') {\n      if (align === 'start') {\n        textBaseline = 'top';\n      } else if (align === 'end') {\n        textBaseline = 'bottom';\n      }\n    }\n    const labelSizes = me._getLabelSizes();\n    for (i = 0, ilen = ticks.length; i < ilen; ++i) {\n      tick = ticks[i];\n      label = tick.label;\n      const optsAtIndex = optionTicks.setContext(me.getContext(i));\n      pixel = me.getPixelForTick(i) + optionTicks.labelOffset;\n      font = me._resolveTickFontOptions(i);\n      lineHeight = font.lineHeight;\n      lineCount = isArray(label) ? label.length : 1;\n      const halfCount = lineCount / 2;\n      const color = optsAtIndex.color;\n      const strokeColor = optsAtIndex.textStrokeColor;\n      const strokeWidth = optsAtIndex.textStrokeWidth;\n      if (isHorizontal) {\n        x = pixel;\n        if (position === 'top') {\n          if (crossAlign === 'near' || rotation !== 0) {\n            textOffset = -lineCount * lineHeight + lineHeight / 2;\n          } else if (crossAlign === 'center') {\n            textOffset = -labelSizes.highest.height / 2 - halfCount * lineHeight + lineHeight;\n          } else {\n            textOffset = -labelSizes.highest.height + lineHeight / 2;\n          }\n        } else {\n          if (crossAlign === 'near' || rotation !== 0) {\n            textOffset = lineHeight / 2;\n          } else if (crossAlign === 'center') {\n            textOffset = labelSizes.highest.height / 2 - halfCount * lineHeight;\n          } else {\n            textOffset = labelSizes.highest.height - lineCount * lineHeight;\n          }\n        }\n        if (mirror) {\n          textOffset *= -1;\n        }\n      } else {\n        y = pixel;\n        textOffset = (1 - lineCount) * lineHeight / 2;\n      }\n      let backdrop;\n      if (optsAtIndex.showLabelBackdrop) {\n        const labelPadding = toPadding(optsAtIndex.backdropPadding);\n        const height = labelSizes.heights[i];\n        const width = labelSizes.widths[i];\n        let top = y + textOffset - labelPadding.top;\n        let left = x - labelPadding.left;\n        switch (textBaseline) {\n        case 'middle':\n          top -= height / 2;\n          break;\n        case 'bottom':\n          top -= height;\n          break;\n        }\n        switch (textAlign) {\n        case 'center':\n          left -= width / 2;\n          break;\n        case 'right':\n          left -= width;\n          break;\n        }\n        backdrop = {\n          left,\n          top,\n          width: width + labelPadding.width,\n          height: height + labelPadding.height,\n          color: optsAtIndex.backdropColor,\n        };\n      }\n      items.push({\n        rotation,\n        label,\n        font,\n        color,\n        strokeColor,\n        strokeWidth,\n        textOffset,\n        textAlign,\n        textBaseline,\n        translation: [x, y],\n        backdrop,\n      });\n    }\n    return items;\n  }\n  _getXAxisLabelAlignment() {\n    const me = this;\n    const {position, ticks} = me.options;\n    const rotation = -toRadians(me.labelRotation);\n    if (rotation) {\n      return position === 'top' ? 'left' : 'right';\n    }\n    let align = 'center';\n    if (ticks.align === 'start') {\n      align = 'left';\n    } else if (ticks.align === 'end') {\n      align = 'right';\n    }\n    return align;\n  }\n  _getYAxisLabelAlignment(tl) {\n    const me = this;\n    const {position, ticks: {crossAlign, mirror, padding}} = me.options;\n    const labelSizes = me._getLabelSizes();\n    const tickAndPadding = tl + padding;\n    const widest = labelSizes.widest.width;\n    let textAlign;\n    let x;\n    if (position === 'left') {\n      if (mirror) {\n        x = me.right + padding;\n        if (crossAlign === 'near') {\n          textAlign = 'left';\n        } else if (crossAlign === 'center') {\n          textAlign = 'center';\n          x += (widest / 2);\n        } else {\n          textAlign = 'right';\n          x += widest;\n        }\n      } else {\n        x = me.right - tickAndPadding;\n        if (crossAlign === 'near') {\n          textAlign = 'right';\n        } else if (crossAlign === 'center') {\n          textAlign = 'center';\n          x -= (widest / 2);\n        } else {\n          textAlign = 'left';\n          x = me.left;\n        }\n      }\n    } else if (position === 'right') {\n      if (mirror) {\n        x = me.left + padding;\n        if (crossAlign === 'near') {\n          textAlign = 'right';\n        } else if (crossAlign === 'center') {\n          textAlign = 'center';\n          x -= (widest / 2);\n        } else {\n          textAlign = 'left';\n          x -= widest;\n        }\n      } else {\n        x = me.left + tickAndPadding;\n        if (crossAlign === 'near') {\n          textAlign = 'left';\n        } else if (crossAlign === 'center') {\n          textAlign = 'center';\n          x += widest / 2;\n        } else {\n          textAlign = 'right';\n          x = me.right;\n        }\n      }\n    } else {\n      textAlign = 'right';\n    }\n    return {textAlign, x};\n  }\n  _computeLabelArea() {\n    const me = this;\n    if (me.options.ticks.mirror) {\n      return;\n    }\n    const chart = me.chart;\n    const position = me.options.position;\n    if (position === 'left' || position === 'right') {\n      return {top: 0, left: me.left, bottom: chart.height, right: me.right};\n    } if (position === 'top' || position === 'bottom') {\n      return {top: me.top, left: 0, bottom: me.bottom, right: chart.width};\n    }\n  }\n  drawBackground() {\n    const {ctx, options: {backgroundColor}, left, top, width, height} = this;\n    if (backgroundColor) {\n      ctx.save();\n      ctx.fillStyle = backgroundColor;\n      ctx.fillRect(left, top, width, height);\n      ctx.restore();\n    }\n  }\n  getLineWidthForValue(value) {\n    const me = this;\n    const grid = me.options.grid;\n    if (!me._isVisible() || !grid.display) {\n      return 0;\n    }\n    const ticks = me.ticks;\n    const index = ticks.findIndex(t => t.value === value);\n    if (index >= 0) {\n      const opts = grid.setContext(me.getContext(index));\n      return opts.lineWidth;\n    }\n    return 0;\n  }\n  drawGrid(chartArea) {\n    const me = this;\n    const grid = me.options.grid;\n    const ctx = me.ctx;\n    const items = me._gridLineItems || (me._gridLineItems = me._computeGridLineItems(chartArea));\n    let i, ilen;\n    const drawLine = (p1, p2, style) => {\n      if (!style.width || !style.color) {\n        return;\n      }\n      ctx.save();\n      ctx.lineWidth = style.width;\n      ctx.strokeStyle = style.color;\n      ctx.setLineDash(style.borderDash || []);\n      ctx.lineDashOffset = style.borderDashOffset;\n      ctx.beginPath();\n      ctx.moveTo(p1.x, p1.y);\n      ctx.lineTo(p2.x, p2.y);\n      ctx.stroke();\n      ctx.restore();\n    };\n    if (grid.display) {\n      for (i = 0, ilen = items.length; i < ilen; ++i) {\n        const item = items[i];\n        if (grid.drawOnChartArea) {\n          drawLine(\n            {x: item.x1, y: item.y1},\n            {x: item.x2, y: item.y2},\n            item\n          );\n        }\n        if (grid.drawTicks) {\n          drawLine(\n            {x: item.tx1, y: item.ty1},\n            {x: item.tx2, y: item.ty2},\n            {\n              color: item.tickColor,\n              width: item.tickWidth,\n              borderDash: item.tickBorderDash,\n              borderDashOffset: item.tickBorderDashOffset\n            }\n          );\n        }\n      }\n    }\n  }\n  drawBorder() {\n    const me = this;\n    const {chart, ctx, options: {grid}} = me;\n    const borderOpts = grid.setContext(me.getContext());\n    const axisWidth = grid.drawBorder ? borderOpts.borderWidth : 0;\n    if (!axisWidth) {\n      return;\n    }\n    const lastLineWidth = grid.setContext(me.getContext(0)).lineWidth;\n    const borderValue = me._borderValue;\n    let x1, x2, y1, y2;\n    if (me.isHorizontal()) {\n      x1 = _alignPixel(chart, me.left, axisWidth) - axisWidth / 2;\n      x2 = _alignPixel(chart, me.right, lastLineWidth) + lastLineWidth / 2;\n      y1 = y2 = borderValue;\n    } else {\n      y1 = _alignPixel(chart, me.top, axisWidth) - axisWidth / 2;\n      y2 = _alignPixel(chart, me.bottom, lastLineWidth) + lastLineWidth / 2;\n      x1 = x2 = borderValue;\n    }\n    ctx.save();\n    ctx.lineWidth = borderOpts.borderWidth;\n    ctx.strokeStyle = borderOpts.borderColor;\n    ctx.beginPath();\n    ctx.moveTo(x1, y1);\n    ctx.lineTo(x2, y2);\n    ctx.stroke();\n    ctx.restore();\n  }\n  drawLabels(chartArea) {\n    const me = this;\n    const optionTicks = me.options.ticks;\n    if (!optionTicks.display) {\n      return;\n    }\n    const ctx = me.ctx;\n    const area = me._computeLabelArea();\n    if (area) {\n      clipArea(ctx, area);\n    }\n    const items = me._labelItems || (me._labelItems = me._computeLabelItems(chartArea));\n    let i, ilen;\n    for (i = 0, ilen = items.length; i < ilen; ++i) {\n      const item = items[i];\n      const tickFont = item.font;\n      const label = item.label;\n      if (item.backdrop) {\n        ctx.fillStyle = item.backdrop.color;\n        ctx.fillRect(item.backdrop.left, item.backdrop.top, item.backdrop.width, item.backdrop.height);\n      }\n      let y = item.textOffset;\n      renderText(ctx, label, 0, y, tickFont, item);\n    }\n    if (area) {\n      unclipArea(ctx);\n    }\n  }\n  drawTitle() {\n    const {ctx, options: {position, title, reverse}} = this;\n    if (!title.display) {\n      return;\n    }\n    const font = toFont(title.font);\n    const padding = toPadding(title.padding);\n    const align = title.align;\n    let offset = font.lineHeight / 2;\n    if (position === 'bottom' || position === 'center' || isObject(position)) {\n      offset += padding.bottom;\n      if (isArray(title.text)) {\n        offset += font.lineHeight * (title.text.length - 1);\n      }\n    } else {\n      offset += padding.top;\n    }\n    const {titleX, titleY, maxWidth, rotation} = titleArgs(this, offset, position, align);\n    renderText(ctx, title.text, 0, 0, font, {\n      color: title.color,\n      maxWidth,\n      rotation,\n      textAlign: titleAlign(align, position, reverse),\n      textBaseline: 'middle',\n      translation: [titleX, titleY],\n    });\n  }\n  draw(chartArea) {\n    const me = this;\n    if (!me._isVisible()) {\n      return;\n    }\n    me.drawBackground();\n    me.drawGrid(chartArea);\n    me.drawBorder();\n    me.drawTitle();\n    me.drawLabels(chartArea);\n  }\n  _layers() {\n    const me = this;\n    const opts = me.options;\n    const tz = opts.ticks && opts.ticks.z || 0;\n    const gz = valueOrDefault(opts.grid && opts.grid.z, -1);\n    if (!me._isVisible() || me.draw !== Scale.prototype.draw) {\n      return [{\n        z: tz,\n        draw(chartArea) {\n          me.draw(chartArea);\n        }\n      }];\n    }\n    return [{\n      z: gz,\n      draw(chartArea) {\n        me.drawBackground();\n        me.drawGrid(chartArea);\n        me.drawTitle();\n      }\n    }, {\n      z: gz + 1,\n      draw() {\n        me.drawBorder();\n      }\n    }, {\n      z: tz,\n      draw(chartArea) {\n        me.drawLabels(chartArea);\n      }\n    }];\n  }\n  getMatchingVisibleMetas(type) {\n    const me = this;\n    const metas = me.chart.getSortedVisibleDatasetMetas();\n    const axisID = me.axis + 'AxisID';\n    const result = [];\n    let i, ilen;\n    for (i = 0, ilen = metas.length; i < ilen; ++i) {\n      const meta = metas[i];\n      if (meta[axisID] === me.id && (!type || meta.type === type)) {\n        result.push(meta);\n      }\n    }\n    return result;\n  }\n  _resolveTickFontOptions(index) {\n    const opts = this.options.ticks.setContext(this.getContext(index));\n    return toFont(opts.font);\n  }\n  _maxDigits() {\n    const me = this;\n    const fontSize = me._resolveTickFontOptions(0).lineHeight;\n    return (me.isHorizontal() ? me.width : me.height) / fontSize;\n  }\n}\n\nclass TypedRegistry {\n  constructor(type, scope, override) {\n    this.type = type;\n    this.scope = scope;\n    this.override = override;\n    this.items = Object.create(null);\n  }\n  isForType(type) {\n    return Object.prototype.isPrototypeOf.call(this.type.prototype, type.prototype);\n  }\n  register(item) {\n    const me = this;\n    const proto = Object.getPrototypeOf(item);\n    let parentScope;\n    if (isIChartComponent(proto)) {\n      parentScope = me.register(proto);\n    }\n    const items = me.items;\n    const id = item.id;\n    const scope = me.scope + '.' + id;\n    if (!id) {\n      throw new Error('class does not have id: ' + item);\n    }\n    if (id in items) {\n      return scope;\n    }\n    items[id] = item;\n    registerDefaults(item, scope, parentScope);\n    if (me.override) {\n      defaults.override(item.id, item.overrides);\n    }\n    return scope;\n  }\n  get(id) {\n    return this.items[id];\n  }\n  unregister(item) {\n    const items = this.items;\n    const id = item.id;\n    const scope = this.scope;\n    if (id in items) {\n      delete items[id];\n    }\n    if (scope && id in defaults[scope]) {\n      delete defaults[scope][id];\n      if (this.override) {\n        delete overrides[id];\n      }\n    }\n  }\n}\nfunction registerDefaults(item, scope, parentScope) {\n  const itemDefaults = merge(Object.create(null), [\n    parentScope ? defaults.get(parentScope) : {},\n    defaults.get(scope),\n    item.defaults\n  ]);\n  defaults.set(scope, itemDefaults);\n  if (item.defaultRoutes) {\n    routeDefaults(scope, item.defaultRoutes);\n  }\n  if (item.descriptors) {\n    defaults.describe(scope, item.descriptors);\n  }\n}\nfunction routeDefaults(scope, routes) {\n  Object.keys(routes).forEach(property => {\n    const propertyParts = property.split('.');\n    const sourceName = propertyParts.pop();\n    const sourceScope = [scope].concat(propertyParts).join('.');\n    const parts = routes[property].split('.');\n    const targetName = parts.pop();\n    const targetScope = parts.join('.');\n    defaults.route(sourceScope, sourceName, targetScope, targetName);\n  });\n}\nfunction isIChartComponent(proto) {\n  return 'id' in proto && 'defaults' in proto;\n}\n\nclass Registry {\n  constructor() {\n    this.controllers = new TypedRegistry(DatasetController, 'datasets', true);\n    this.elements = new TypedRegistry(Element, 'elements');\n    this.plugins = new TypedRegistry(Object, 'plugins');\n    this.scales = new TypedRegistry(Scale, 'scales');\n    this._typedRegistries = [this.controllers, this.scales, this.elements];\n  }\n  add(...args) {\n    this._each('register', args);\n  }\n  remove(...args) {\n    this._each('unregister', args);\n  }\n  addControllers(...args) {\n    this._each('register', args, this.controllers);\n  }\n  addElements(...args) {\n    this._each('register', args, this.elements);\n  }\n  addPlugins(...args) {\n    this._each('register', args, this.plugins);\n  }\n  addScales(...args) {\n    this._each('register', args, this.scales);\n  }\n  getController(id) {\n    return this._get(id, this.controllers, 'controller');\n  }\n  getElement(id) {\n    return this._get(id, this.elements, 'element');\n  }\n  getPlugin(id) {\n    return this._get(id, this.plugins, 'plugin');\n  }\n  getScale(id) {\n    return this._get(id, this.scales, 'scale');\n  }\n  removeControllers(...args) {\n    this._each('unregister', args, this.controllers);\n  }\n  removeElements(...args) {\n    this._each('unregister', args, this.elements);\n  }\n  removePlugins(...args) {\n    this._each('unregister', args, this.plugins);\n  }\n  removeScales(...args) {\n    this._each('unregister', args, this.scales);\n  }\n  _each(method, args, typedRegistry) {\n    const me = this;\n    [...args].forEach(arg => {\n      const reg = typedRegistry || me._getRegistryForType(arg);\n      if (typedRegistry || reg.isForType(arg) || (reg === me.plugins && arg.id)) {\n        me._exec(method, reg, arg);\n      } else {\n        each(arg, item => {\n          const itemReg = typedRegistry || me._getRegistryForType(item);\n          me._exec(method, itemReg, item);\n        });\n      }\n    });\n  }\n  _exec(method, registry, component) {\n    const camelMethod = _capitalize(method);\n    callback(component['before' + camelMethod], [], component);\n    registry[method](component);\n    callback(component['after' + camelMethod], [], component);\n  }\n  _getRegistryForType(type) {\n    for (let i = 0; i < this._typedRegistries.length; i++) {\n      const reg = this._typedRegistries[i];\n      if (reg.isForType(type)) {\n        return reg;\n      }\n    }\n    return this.plugins;\n  }\n  _get(id, typedRegistry, type) {\n    const item = typedRegistry.get(id);\n    if (item === undefined) {\n      throw new Error('\"' + id + '\" is not a registered ' + type + '.');\n    }\n    return item;\n  }\n}\nvar registry = new Registry();\n\nclass PluginService {\n  constructor() {\n    this._init = [];\n  }\n  notify(chart, hook, args, filter) {\n    const me = this;\n    if (hook === 'beforeInit') {\n      me._init = me._createDescriptors(chart, true);\n      me._notify(me._init, chart, 'install');\n    }\n    const descriptors = filter ? me._descriptors(chart).filter(filter) : me._descriptors(chart);\n    const result = me._notify(descriptors, chart, hook, args);\n    if (hook === 'destroy') {\n      me._notify(descriptors, chart, 'stop');\n      me._notify(me._init, chart, 'uninstall');\n    }\n    return result;\n  }\n  _notify(descriptors, chart, hook, args) {\n    args = args || {};\n    for (const descriptor of descriptors) {\n      const plugin = descriptor.plugin;\n      const method = plugin[hook];\n      const params = [chart, args, descriptor.options];\n      if (callback(method, params, plugin) === false && args.cancelable) {\n        return false;\n      }\n    }\n    return true;\n  }\n  invalidate() {\n    if (!isNullOrUndef(this._cache)) {\n      this._oldCache = this._cache;\n      this._cache = undefined;\n    }\n  }\n  _descriptors(chart) {\n    if (this._cache) {\n      return this._cache;\n    }\n    const descriptors = this._cache = this._createDescriptors(chart);\n    this._notifyStateChanges(chart);\n    return descriptors;\n  }\n  _createDescriptors(chart, all) {\n    const config = chart && chart.config;\n    const options = valueOrDefault(config.options && config.options.plugins, {});\n    const plugins = allPlugins(config);\n    return options === false && !all ? [] : createDescriptors(chart, plugins, options, all);\n  }\n  _notifyStateChanges(chart) {\n    const previousDescriptors = this._oldCache || [];\n    const descriptors = this._cache;\n    const diff = (a, b) => a.filter(x => !b.some(y => x.plugin.id === y.plugin.id));\n    this._notify(diff(previousDescriptors, descriptors), chart, 'stop');\n    this._notify(diff(descriptors, previousDescriptors), chart, 'start');\n  }\n}\nfunction allPlugins(config) {\n  const plugins = [];\n  const keys = Object.keys(registry.plugins.items);\n  for (let i = 0; i < keys.length; i++) {\n    plugins.push(registry.getPlugin(keys[i]));\n  }\n  const local = config.plugins || [];\n  for (let i = 0; i < local.length; i++) {\n    const plugin = local[i];\n    if (plugins.indexOf(plugin) === -1) {\n      plugins.push(plugin);\n    }\n  }\n  return plugins;\n}\nfunction getOpts(options, all) {\n  if (!all && options === false) {\n    return null;\n  }\n  if (options === true) {\n    return {};\n  }\n  return options;\n}\nfunction createDescriptors(chart, plugins, options, all) {\n  const result = [];\n  const context = chart.getContext();\n  for (let i = 0; i < plugins.length; i++) {\n    const plugin = plugins[i];\n    const id = plugin.id;\n    const opts = getOpts(options[id], all);\n    if (opts === null) {\n      continue;\n    }\n    result.push({\n      plugin,\n      options: pluginOpts(chart.config, plugin, opts, context)\n    });\n  }\n  return result;\n}\nfunction pluginOpts(config, plugin, opts, context) {\n  const keys = config.pluginScopeKeys(plugin);\n  const scopes = config.getOptionScopes(opts, keys);\n  return config.createResolver(scopes, context, [''], {scriptable: false, indexable: false, allKeys: true});\n}\n\nfunction getIndexAxis(type, options) {\n  const datasetDefaults = defaults.datasets[type] || {};\n  const datasetOptions = (options.datasets || {})[type] || {};\n  return datasetOptions.indexAxis || options.indexAxis || datasetDefaults.indexAxis || 'x';\n}\nfunction getAxisFromDefaultScaleID(id, indexAxis) {\n  let axis = id;\n  if (id === '_index_') {\n    axis = indexAxis;\n  } else if (id === '_value_') {\n    axis = indexAxis === 'x' ? 'y' : 'x';\n  }\n  return axis;\n}\nfunction getDefaultScaleIDFromAxis(axis, indexAxis) {\n  return axis === indexAxis ? '_index_' : '_value_';\n}\nfunction axisFromPosition(position) {\n  if (position === 'top' || position === 'bottom') {\n    return 'x';\n  }\n  if (position === 'left' || position === 'right') {\n    return 'y';\n  }\n}\nfunction determineAxis(id, scaleOptions) {\n  if (id === 'x' || id === 'y') {\n    return id;\n  }\n  return scaleOptions.axis || axisFromPosition(scaleOptions.position) || id.charAt(0).toLowerCase();\n}\nfunction mergeScaleConfig(config, options) {\n  const chartDefaults = overrides[config.type] || {scales: {}};\n  const configScales = options.scales || {};\n  const chartIndexAxis = getIndexAxis(config.type, options);\n  const firstIDs = Object.create(null);\n  const scales = Object.create(null);\n  Object.keys(configScales).forEach(id => {\n    const scaleConf = configScales[id];\n    const axis = determineAxis(id, scaleConf);\n    const defaultId = getDefaultScaleIDFromAxis(axis, chartIndexAxis);\n    const defaultScaleOptions = chartDefaults.scales || {};\n    firstIDs[axis] = firstIDs[axis] || id;\n    scales[id] = mergeIf(Object.create(null), [{axis}, scaleConf, defaultScaleOptions[axis], defaultScaleOptions[defaultId]]);\n  });\n  config.data.datasets.forEach(dataset => {\n    const type = dataset.type || config.type;\n    const indexAxis = dataset.indexAxis || getIndexAxis(type, options);\n    const datasetDefaults = overrides[type] || {};\n    const defaultScaleOptions = datasetDefaults.scales || {};\n    Object.keys(defaultScaleOptions).forEach(defaultID => {\n      const axis = getAxisFromDefaultScaleID(defaultID, indexAxis);\n      const id = dataset[axis + 'AxisID'] || firstIDs[axis] || axis;\n      scales[id] = scales[id] || Object.create(null);\n      mergeIf(scales[id], [{axis}, configScales[id], defaultScaleOptions[defaultID]]);\n    });\n  });\n  Object.keys(scales).forEach(key => {\n    const scale = scales[key];\n    mergeIf(scale, [defaults.scales[scale.type], defaults.scale]);\n  });\n  return scales;\n}\nfunction initOptions(config) {\n  const options = config.options || (config.options = {});\n  options.plugins = valueOrDefault(options.plugins, {});\n  options.scales = mergeScaleConfig(config, options);\n}\nfunction initData(data) {\n  data = data || {};\n  data.datasets = data.datasets || [];\n  data.labels = data.labels || [];\n  return data;\n}\nfunction initConfig(config) {\n  config = config || {};\n  config.data = initData(config.data);\n  initOptions(config);\n  return config;\n}\nconst keyCache = new Map();\nconst keysCached = new Set();\nfunction cachedKeys(cacheKey, generate) {\n  let keys = keyCache.get(cacheKey);\n  if (!keys) {\n    keys = generate();\n    keyCache.set(cacheKey, keys);\n    keysCached.add(keys);\n  }\n  return keys;\n}\nconst addIfFound = (set, obj, key) => {\n  const opts = resolveObjectKey(obj, key);\n  if (opts !== undefined) {\n    set.add(opts);\n  }\n};\nclass Config {\n  constructor(config) {\n    this._config = initConfig(config);\n    this._scopeCache = new Map();\n    this._resolverCache = new Map();\n  }\n  get platform() {\n    return this._config.platform;\n  }\n  get type() {\n    return this._config.type;\n  }\n  set type(type) {\n    this._config.type = type;\n  }\n  get data() {\n    return this._config.data;\n  }\n  set data(data) {\n    this._config.data = initData(data);\n  }\n  get options() {\n    return this._config.options;\n  }\n  set options(options) {\n    this._config.options = options;\n  }\n  get plugins() {\n    return this._config.plugins;\n  }\n  update() {\n    const config = this._config;\n    this.clearCache();\n    initOptions(config);\n  }\n  clearCache() {\n    this._scopeCache.clear();\n    this._resolverCache.clear();\n  }\n  datasetScopeKeys(datasetType) {\n    return cachedKeys(datasetType,\n      () => [[\n        `datasets.${datasetType}`,\n        ''\n      ]]);\n  }\n  datasetAnimationScopeKeys(datasetType, transition) {\n    return cachedKeys(`${datasetType}.transition.${transition}`,\n      () => [\n        [\n          `datasets.${datasetType}.transitions.${transition}`,\n          `transitions.${transition}`,\n        ],\n        [\n          `datasets.${datasetType}`,\n          ''\n        ]\n      ]);\n  }\n  datasetElementScopeKeys(datasetType, elementType) {\n    return cachedKeys(`${datasetType}-${elementType}`,\n      () => [[\n        `datasets.${datasetType}.elements.${elementType}`,\n        `datasets.${datasetType}`,\n        `elements.${elementType}`,\n        ''\n      ]]);\n  }\n  pluginScopeKeys(plugin) {\n    const id = plugin.id;\n    const type = this.type;\n    return cachedKeys(`${type}-plugin-${id}`,\n      () => [[\n        `plugins.${id}`,\n        ...plugin.additionalOptionScopes || [],\n      ]]);\n  }\n  _cachedScopes(mainScope, resetCache) {\n    const _scopeCache = this._scopeCache;\n    let cache = _scopeCache.get(mainScope);\n    if (!cache || resetCache) {\n      cache = new Map();\n      _scopeCache.set(mainScope, cache);\n    }\n    return cache;\n  }\n  getOptionScopes(mainScope, keyLists, resetCache) {\n    const {options, type} = this;\n    const cache = this._cachedScopes(mainScope, resetCache);\n    const cached = cache.get(keyLists);\n    if (cached) {\n      return cached;\n    }\n    const scopes = new Set();\n    keyLists.forEach(keys => {\n      if (mainScope) {\n        scopes.add(mainScope);\n        keys.forEach(key => addIfFound(scopes, mainScope, key));\n      }\n      keys.forEach(key => addIfFound(scopes, options, key));\n      keys.forEach(key => addIfFound(scopes, overrides[type] || {}, key));\n      keys.forEach(key => addIfFound(scopes, defaults, key));\n      keys.forEach(key => addIfFound(scopes, descriptors, key));\n    });\n    const array = Array.from(scopes);\n    if (array.length === 0) {\n      array.push(Object.create(null));\n    }\n    if (keysCached.has(keyLists)) {\n      cache.set(keyLists, array);\n    }\n    return array;\n  }\n  chartOptionScopes() {\n    const {options, type} = this;\n    return [\n      options,\n      overrides[type] || {},\n      defaults.datasets[type] || {},\n      {type},\n      defaults,\n      descriptors\n    ];\n  }\n  resolveNamedOptions(scopes, names, context, prefixes = ['']) {\n    const result = {$shared: true};\n    const {resolver, subPrefixes} = getResolver(this._resolverCache, scopes, prefixes);\n    let options = resolver;\n    if (needContext(resolver, names)) {\n      result.$shared = false;\n      context = isFunction(context) ? context() : context;\n      const subResolver = this.createResolver(scopes, context, subPrefixes);\n      options = _attachContext(resolver, context, subResolver);\n    }\n    for (const prop of names) {\n      result[prop] = options[prop];\n    }\n    return result;\n  }\n  createResolver(scopes, context, prefixes = [''], descriptorDefaults) {\n    const {resolver} = getResolver(this._resolverCache, scopes, prefixes);\n    return isObject(context)\n      ? _attachContext(resolver, context, undefined, descriptorDefaults)\n      : resolver;\n  }\n}\nfunction getResolver(resolverCache, scopes, prefixes) {\n  let cache = resolverCache.get(scopes);\n  if (!cache) {\n    cache = new Map();\n    resolverCache.set(scopes, cache);\n  }\n  const cacheKey = prefixes.join();\n  let cached = cache.get(cacheKey);\n  if (!cached) {\n    const resolver = _createResolver(scopes, prefixes);\n    cached = {\n      resolver,\n      subPrefixes: prefixes.filter(p => !p.toLowerCase().includes('hover'))\n    };\n    cache.set(cacheKey, cached);\n  }\n  return cached;\n}\nfunction needContext(proxy, names) {\n  const {isScriptable, isIndexable} = _descriptors(proxy);\n  for (const prop of names) {\n    if ((isScriptable(prop) && isFunction(proxy[prop]))\n      || (isIndexable(prop) && isArray(proxy[prop]))) {\n      return true;\n    }\n  }\n  return false;\n}\n\nvar version = \"3.5.1\";\n\nconst KNOWN_POSITIONS = ['top', 'bottom', 'left', 'right', 'chartArea'];\nfunction positionIsHorizontal(position, axis) {\n  return position === 'top' || position === 'bottom' || (KNOWN_POSITIONS.indexOf(position) === -1 && axis === 'x');\n}\nfunction compare2Level(l1, l2) {\n  return function(a, b) {\n    return a[l1] === b[l1]\n      ? a[l2] - b[l2]\n      : a[l1] - b[l1];\n  };\n}\nfunction onAnimationsComplete(context) {\n  const chart = context.chart;\n  const animationOptions = chart.options.animation;\n  chart.notifyPlugins('afterRender');\n  callback(animationOptions && animationOptions.onComplete, [context], chart);\n}\nfunction onAnimationProgress(context) {\n  const chart = context.chart;\n  const animationOptions = chart.options.animation;\n  callback(animationOptions && animationOptions.onProgress, [context], chart);\n}\nfunction getCanvas(item) {\n  if (_isDomSupported() && typeof item === 'string') {\n    item = document.getElementById(item);\n  } else if (item && item.length) {\n    item = item[0];\n  }\n  if (item && item.canvas) {\n    item = item.canvas;\n  }\n  return item;\n}\nconst instances = {};\nconst getChart = (key) => {\n  const canvas = getCanvas(key);\n  return Object.values(instances).filter((c) => c.canvas === canvas).pop();\n};\nclass Chart {\n  constructor(item, userConfig) {\n    const me = this;\n    const config = this.config = new Config(userConfig);\n    const initialCanvas = getCanvas(item);\n    const existingChart = getChart(initialCanvas);\n    if (existingChart) {\n      throw new Error(\n        'Canvas is already in use. Chart with ID \\'' + existingChart.id + '\\'' +\n\t\t\t\t' must be destroyed before the canvas can be reused.'\n      );\n    }\n    const options = config.createResolver(config.chartOptionScopes(), me.getContext());\n    this.platform = new (config.platform || _detectPlatform(initialCanvas))();\n    const context = me.platform.acquireContext(initialCanvas, options.aspectRatio);\n    const canvas = context && context.canvas;\n    const height = canvas && canvas.height;\n    const width = canvas && canvas.width;\n    this.id = uid();\n    this.ctx = context;\n    this.canvas = canvas;\n    this.width = width;\n    this.height = height;\n    this._options = options;\n    this._aspectRatio = this.aspectRatio;\n    this._layers = [];\n    this._metasets = [];\n    this._stacks = undefined;\n    this.boxes = [];\n    this.currentDevicePixelRatio = undefined;\n    this.chartArea = undefined;\n    this._active = [];\n    this._lastEvent = undefined;\n    this._listeners = {};\n    this._responsiveListeners = undefined;\n    this._sortedMetasets = [];\n    this.scales = {};\n    this._plugins = new PluginService();\n    this.$proxies = {};\n    this._hiddenIndices = {};\n    this.attached = false;\n    this._animationsDisabled = undefined;\n    this.$context = undefined;\n    this._doResize = debounce(() => this.update('resize'), options.resizeDelay || 0);\n    instances[me.id] = me;\n    if (!context || !canvas) {\n      console.error(\"Failed to create chart: can't acquire context from the given item\");\n      return;\n    }\n    animator.listen(me, 'complete', onAnimationsComplete);\n    animator.listen(me, 'progress', onAnimationProgress);\n    me._initialize();\n    if (me.attached) {\n      me.update();\n    }\n  }\n  get aspectRatio() {\n    const {options: {aspectRatio, maintainAspectRatio}, width, height, _aspectRatio} = this;\n    if (!isNullOrUndef(aspectRatio)) {\n      return aspectRatio;\n    }\n    if (maintainAspectRatio && _aspectRatio) {\n      return _aspectRatio;\n    }\n    return height ? width / height : null;\n  }\n  get data() {\n    return this.config.data;\n  }\n  set data(data) {\n    this.config.data = data;\n  }\n  get options() {\n    return this._options;\n  }\n  set options(options) {\n    this.config.options = options;\n  }\n  _initialize() {\n    const me = this;\n    me.notifyPlugins('beforeInit');\n    if (me.options.responsive) {\n      me.resize();\n    } else {\n      retinaScale(me, me.options.devicePixelRatio);\n    }\n    me.bindEvents();\n    me.notifyPlugins('afterInit');\n    return me;\n  }\n  clear() {\n    clearCanvas(this.canvas, this.ctx);\n    return this;\n  }\n  stop() {\n    animator.stop(this);\n    return this;\n  }\n  resize(width, height) {\n    if (!animator.running(this)) {\n      this._resize(width, height);\n    } else {\n      this._resizeBeforeDraw = {width, height};\n    }\n  }\n  _resize(width, height) {\n    const me = this;\n    const options = me.options;\n    const canvas = me.canvas;\n    const aspectRatio = options.maintainAspectRatio && me.aspectRatio;\n    const newSize = me.platform.getMaximumSize(canvas, width, height, aspectRatio);\n    const newRatio = options.devicePixelRatio || me.platform.getDevicePixelRatio();\n    me.width = newSize.width;\n    me.height = newSize.height;\n    me._aspectRatio = me.aspectRatio;\n    if (!retinaScale(me, newRatio, true)) {\n      return;\n    }\n    me.notifyPlugins('resize', {size: newSize});\n    callback(options.onResize, [me, newSize], me);\n    if (me.attached) {\n      if (me._doResize()) {\n        me.render();\n      }\n    }\n  }\n  ensureScalesHaveIDs() {\n    const options = this.options;\n    const scalesOptions = options.scales || {};\n    each(scalesOptions, (axisOptions, axisID) => {\n      axisOptions.id = axisID;\n    });\n  }\n  buildOrUpdateScales() {\n    const me = this;\n    const options = me.options;\n    const scaleOpts = options.scales;\n    const scales = me.scales;\n    const updated = Object.keys(scales).reduce((obj, id) => {\n      obj[id] = false;\n      return obj;\n    }, {});\n    let items = [];\n    if (scaleOpts) {\n      items = items.concat(\n        Object.keys(scaleOpts).map((id) => {\n          const scaleOptions = scaleOpts[id];\n          const axis = determineAxis(id, scaleOptions);\n          const isRadial = axis === 'r';\n          const isHorizontal = axis === 'x';\n          return {\n            options: scaleOptions,\n            dposition: isRadial ? 'chartArea' : isHorizontal ? 'bottom' : 'left',\n            dtype: isRadial ? 'radialLinear' : isHorizontal ? 'category' : 'linear'\n          };\n        })\n      );\n    }\n    each(items, (item) => {\n      const scaleOptions = item.options;\n      const id = scaleOptions.id;\n      const axis = determineAxis(id, scaleOptions);\n      const scaleType = valueOrDefault(scaleOptions.type, item.dtype);\n      if (scaleOptions.position === undefined || positionIsHorizontal(scaleOptions.position, axis) !== positionIsHorizontal(item.dposition)) {\n        scaleOptions.position = item.dposition;\n      }\n      updated[id] = true;\n      let scale = null;\n      if (id in scales && scales[id].type === scaleType) {\n        scale = scales[id];\n      } else {\n        const scaleClass = registry.getScale(scaleType);\n        scale = new scaleClass({\n          id,\n          type: scaleType,\n          ctx: me.ctx,\n          chart: me\n        });\n        scales[scale.id] = scale;\n      }\n      scale.init(scaleOptions, options);\n    });\n    each(updated, (hasUpdated, id) => {\n      if (!hasUpdated) {\n        delete scales[id];\n      }\n    });\n    each(scales, (scale) => {\n      layouts.configure(me, scale, scale.options);\n      layouts.addBox(me, scale);\n    });\n  }\n  _updateMetasets() {\n    const me = this;\n    const metasets = me._metasets;\n    const numData = me.data.datasets.length;\n    const numMeta = metasets.length;\n    metasets.sort((a, b) => a.index - b.index);\n    if (numMeta > numData) {\n      for (let i = numData; i < numMeta; ++i) {\n        me._destroyDatasetMeta(i);\n      }\n      metasets.splice(numData, numMeta - numData);\n    }\n    me._sortedMetasets = metasets.slice(0).sort(compare2Level('order', 'index'));\n  }\n  _removeUnreferencedMetasets() {\n    const me = this;\n    const {_metasets: metasets, data: {datasets}} = me;\n    if (metasets.length > datasets.length) {\n      delete me._stacks;\n    }\n    metasets.forEach((meta, index) => {\n      if (datasets.filter(x => x === meta._dataset).length === 0) {\n        me._destroyDatasetMeta(index);\n      }\n    });\n  }\n  buildOrUpdateControllers() {\n    const me = this;\n    const newControllers = [];\n    const datasets = me.data.datasets;\n    let i, ilen;\n    me._removeUnreferencedMetasets();\n    for (i = 0, ilen = datasets.length; i < ilen; i++) {\n      const dataset = datasets[i];\n      let meta = me.getDatasetMeta(i);\n      const type = dataset.type || me.config.type;\n      if (meta.type && meta.type !== type) {\n        me._destroyDatasetMeta(i);\n        meta = me.getDatasetMeta(i);\n      }\n      meta.type = type;\n      meta.indexAxis = dataset.indexAxis || getIndexAxis(type, me.options);\n      meta.order = dataset.order || 0;\n      meta.index = i;\n      meta.label = '' + dataset.label;\n      meta.visible = me.isDatasetVisible(i);\n      if (meta.controller) {\n        meta.controller.updateIndex(i);\n        meta.controller.linkScales();\n      } else {\n        const ControllerClass = registry.getController(type);\n        const {datasetElementType, dataElementType} = defaults.datasets[type];\n        Object.assign(ControllerClass.prototype, {\n          dataElementType: registry.getElement(dataElementType),\n          datasetElementType: datasetElementType && registry.getElement(datasetElementType)\n        });\n        meta.controller = new ControllerClass(me, i);\n        newControllers.push(meta.controller);\n      }\n    }\n    me._updateMetasets();\n    return newControllers;\n  }\n  _resetElements() {\n    const me = this;\n    each(me.data.datasets, (dataset, datasetIndex) => {\n      me.getDatasetMeta(datasetIndex).controller.reset();\n    }, me);\n  }\n  reset() {\n    this._resetElements();\n    this.notifyPlugins('reset');\n  }\n  update(mode) {\n    const me = this;\n    const config = me.config;\n    config.update();\n    me._options = config.createResolver(config.chartOptionScopes(), me.getContext());\n    each(me.scales, (scale) => {\n      layouts.removeBox(me, scale);\n    });\n    const animsDisabled = me._animationsDisabled = !me.options.animation;\n    me.ensureScalesHaveIDs();\n    me.buildOrUpdateScales();\n    const existingEvents = new Set(Object.keys(me._listeners));\n    const newEvents = new Set(me.options.events);\n    if (!setsEqual(existingEvents, newEvents) || !!this._responsiveListeners !== me.options.responsive) {\n      me.unbindEvents();\n      me.bindEvents();\n    }\n    me._plugins.invalidate();\n    if (me.notifyPlugins('beforeUpdate', {mode, cancelable: true}) === false) {\n      return;\n    }\n    const newControllers = me.buildOrUpdateControllers();\n    me.notifyPlugins('beforeElementsUpdate');\n    let minPadding = 0;\n    for (let i = 0, ilen = me.data.datasets.length; i < ilen; i++) {\n      const {controller} = me.getDatasetMeta(i);\n      const reset = !animsDisabled && newControllers.indexOf(controller) === -1;\n      controller.buildOrUpdateElements(reset);\n      minPadding = Math.max(+controller.getMaxOverflow(), minPadding);\n    }\n    me._minPadding = minPadding;\n    me._updateLayout(minPadding);\n    if (!animsDisabled) {\n      each(newControllers, (controller) => {\n        controller.reset();\n      });\n    }\n    me._updateDatasets(mode);\n    me.notifyPlugins('afterUpdate', {mode});\n    me._layers.sort(compare2Level('z', '_idx'));\n    if (me._lastEvent) {\n      me._eventHandler(me._lastEvent, true);\n    }\n    me.render();\n  }\n  _updateLayout(minPadding) {\n    const me = this;\n    if (me.notifyPlugins('beforeLayout', {cancelable: true}) === false) {\n      return;\n    }\n    layouts.update(me, me.width, me.height, minPadding);\n    const area = me.chartArea;\n    const noArea = area.width <= 0 || area.height <= 0;\n    me._layers = [];\n    each(me.boxes, (box) => {\n      if (noArea && box.position === 'chartArea') {\n        return;\n      }\n      if (box.configure) {\n        box.configure();\n      }\n      me._layers.push(...box._layers());\n    }, me);\n    me._layers.forEach((item, index) => {\n      item._idx = index;\n    });\n    me.notifyPlugins('afterLayout');\n  }\n  _updateDatasets(mode) {\n    const me = this;\n    const isFunction = typeof mode === 'function';\n    if (me.notifyPlugins('beforeDatasetsUpdate', {mode, cancelable: true}) === false) {\n      return;\n    }\n    for (let i = 0, ilen = me.data.datasets.length; i < ilen; ++i) {\n      me._updateDataset(i, isFunction ? mode({datasetIndex: i}) : mode);\n    }\n    me.notifyPlugins('afterDatasetsUpdate', {mode});\n  }\n  _updateDataset(index, mode) {\n    const me = this;\n    const meta = me.getDatasetMeta(index);\n    const args = {meta, index, mode, cancelable: true};\n    if (me.notifyPlugins('beforeDatasetUpdate', args) === false) {\n      return;\n    }\n    meta.controller._update(mode);\n    args.cancelable = false;\n    me.notifyPlugins('afterDatasetUpdate', args);\n  }\n  render() {\n    const me = this;\n    if (me.notifyPlugins('beforeRender', {cancelable: true}) === false) {\n      return;\n    }\n    if (animator.has(me)) {\n      if (me.attached && !animator.running(me)) {\n        animator.start(me);\n      }\n    } else {\n      me.draw();\n      onAnimationsComplete({chart: me});\n    }\n  }\n  draw() {\n    const me = this;\n    let i;\n    if (me._resizeBeforeDraw) {\n      const {width, height} = me._resizeBeforeDraw;\n      me._resize(width, height);\n      me._resizeBeforeDraw = null;\n    }\n    me.clear();\n    if (me.width <= 0 || me.height <= 0) {\n      return;\n    }\n    if (me.notifyPlugins('beforeDraw', {cancelable: true}) === false) {\n      return;\n    }\n    const layers = me._layers;\n    for (i = 0; i < layers.length && layers[i].z <= 0; ++i) {\n      layers[i].draw(me.chartArea);\n    }\n    me._drawDatasets();\n    for (; i < layers.length; ++i) {\n      layers[i].draw(me.chartArea);\n    }\n    me.notifyPlugins('afterDraw');\n  }\n  _getSortedDatasetMetas(filterVisible) {\n    const me = this;\n    const metasets = me._sortedMetasets;\n    const result = [];\n    let i, ilen;\n    for (i = 0, ilen = metasets.length; i < ilen; ++i) {\n      const meta = metasets[i];\n      if (!filterVisible || meta.visible) {\n        result.push(meta);\n      }\n    }\n    return result;\n  }\n  getSortedVisibleDatasetMetas() {\n    return this._getSortedDatasetMetas(true);\n  }\n  _drawDatasets() {\n    const me = this;\n    if (me.notifyPlugins('beforeDatasetsDraw', {cancelable: true}) === false) {\n      return;\n    }\n    const metasets = me.getSortedVisibleDatasetMetas();\n    for (let i = metasets.length - 1; i >= 0; --i) {\n      me._drawDataset(metasets[i]);\n    }\n    me.notifyPlugins('afterDatasetsDraw');\n  }\n  _drawDataset(meta) {\n    const me = this;\n    const ctx = me.ctx;\n    const clip = meta._clip;\n    const useClip = !clip.disabled;\n    const area = me.chartArea;\n    const args = {\n      meta,\n      index: meta.index,\n      cancelable: true\n    };\n    if (me.notifyPlugins('beforeDatasetDraw', args) === false) {\n      return;\n    }\n    if (useClip) {\n      clipArea(ctx, {\n        left: clip.left === false ? 0 : area.left - clip.left,\n        right: clip.right === false ? me.width : area.right + clip.right,\n        top: clip.top === false ? 0 : area.top - clip.top,\n        bottom: clip.bottom === false ? me.height : area.bottom + clip.bottom\n      });\n    }\n    meta.controller.draw();\n    if (useClip) {\n      unclipArea(ctx);\n    }\n    args.cancelable = false;\n    me.notifyPlugins('afterDatasetDraw', args);\n  }\n  getElementsAtEventForMode(e, mode, options, useFinalPosition) {\n    const method = Interaction.modes[mode];\n    if (typeof method === 'function') {\n      return method(this, e, options, useFinalPosition);\n    }\n    return [];\n  }\n  getDatasetMeta(datasetIndex) {\n    const me = this;\n    const dataset = me.data.datasets[datasetIndex];\n    const metasets = me._metasets;\n    let meta = metasets.filter(x => x && x._dataset === dataset).pop();\n    if (!meta) {\n      meta = {\n        type: null,\n        data: [],\n        dataset: null,\n        controller: null,\n        hidden: null,\n        xAxisID: null,\n        yAxisID: null,\n        order: dataset && dataset.order || 0,\n        index: datasetIndex,\n        _dataset: dataset,\n        _parsed: [],\n        _sorted: false\n      };\n      metasets.push(meta);\n    }\n    return meta;\n  }\n  getContext() {\n    return this.$context || (this.$context = {chart: this, type: 'chart'});\n  }\n  getVisibleDatasetCount() {\n    return this.getSortedVisibleDatasetMetas().length;\n  }\n  isDatasetVisible(datasetIndex) {\n    const dataset = this.data.datasets[datasetIndex];\n    if (!dataset) {\n      return false;\n    }\n    const meta = this.getDatasetMeta(datasetIndex);\n    return typeof meta.hidden === 'boolean' ? !meta.hidden : !dataset.hidden;\n  }\n  setDatasetVisibility(datasetIndex, visible) {\n    const meta = this.getDatasetMeta(datasetIndex);\n    meta.hidden = !visible;\n  }\n  toggleDataVisibility(index) {\n    this._hiddenIndices[index] = !this._hiddenIndices[index];\n  }\n  getDataVisibility(index) {\n    return !this._hiddenIndices[index];\n  }\n  _updateVisibility(datasetIndex, dataIndex, visible) {\n    const me = this;\n    const mode = visible ? 'show' : 'hide';\n    const meta = me.getDatasetMeta(datasetIndex);\n    const anims = meta.controller._resolveAnimations(undefined, mode);\n    if (defined(dataIndex)) {\n      meta.data[dataIndex].hidden = !visible;\n      me.update();\n    } else {\n      me.setDatasetVisibility(datasetIndex, visible);\n      anims.update(meta, {visible});\n      me.update((ctx) => ctx.datasetIndex === datasetIndex ? mode : undefined);\n    }\n  }\n  hide(datasetIndex, dataIndex) {\n    this._updateVisibility(datasetIndex, dataIndex, false);\n  }\n  show(datasetIndex, dataIndex) {\n    this._updateVisibility(datasetIndex, dataIndex, true);\n  }\n  _destroyDatasetMeta(datasetIndex) {\n    const me = this;\n    const meta = me._metasets && me._metasets[datasetIndex];\n    if (meta && meta.controller) {\n      meta.controller._destroy();\n      delete me._metasets[datasetIndex];\n    }\n  }\n  destroy() {\n    const me = this;\n    const {canvas, ctx} = me;\n    let i, ilen;\n    me.stop();\n    animator.remove(me);\n    for (i = 0, ilen = me.data.datasets.length; i < ilen; ++i) {\n      me._destroyDatasetMeta(i);\n    }\n    me.config.clearCache();\n    if (canvas) {\n      me.unbindEvents();\n      clearCanvas(canvas, ctx);\n      me.platform.releaseContext(ctx);\n      me.canvas = null;\n      me.ctx = null;\n    }\n    me.notifyPlugins('destroy');\n    delete instances[me.id];\n  }\n  toBase64Image(...args) {\n    return this.canvas.toDataURL(...args);\n  }\n  bindEvents() {\n    this.bindUserEvents();\n    if (this.options.responsive) {\n      this.bindResponsiveEvents();\n    } else {\n      this.attached = true;\n    }\n  }\n  bindUserEvents() {\n    const me = this;\n    const listeners = me._listeners;\n    const platform = me.platform;\n    const _add = (type, listener) => {\n      platform.addEventListener(me, type, listener);\n      listeners[type] = listener;\n    };\n    const listener = function(e, x, y) {\n      e.offsetX = x;\n      e.offsetY = y;\n      me._eventHandler(e);\n    };\n    each(me.options.events, (type) => _add(type, listener));\n  }\n  bindResponsiveEvents() {\n    const me = this;\n    if (!me._responsiveListeners) {\n      me._responsiveListeners = {};\n    }\n    const listeners = me._responsiveListeners;\n    const platform = me.platform;\n    const _add = (type, listener) => {\n      platform.addEventListener(me, type, listener);\n      listeners[type] = listener;\n    };\n    const _remove = (type, listener) => {\n      if (listeners[type]) {\n        platform.removeEventListener(me, type, listener);\n        delete listeners[type];\n      }\n    };\n    const listener = (width, height) => {\n      if (me.canvas) {\n        me.resize(width, height);\n      }\n    };\n    let detached;\n    const attached = () => {\n      _remove('attach', attached);\n      me.attached = true;\n      me.resize();\n      _add('resize', listener);\n      _add('detach', detached);\n    };\n    detached = () => {\n      me.attached = false;\n      _remove('resize', listener);\n      _add('attach', attached);\n    };\n    if (platform.isAttached(me.canvas)) {\n      attached();\n    } else {\n      detached();\n    }\n  }\n  unbindEvents() {\n    const me = this;\n    each(me._listeners, (listener, type) => {\n      me.platform.removeEventListener(me, type, listener);\n    });\n    me._listeners = {};\n    each(me._responsiveListeners, (listener, type) => {\n      me.platform.removeEventListener(me, type, listener);\n    });\n    me._responsiveListeners = undefined;\n  }\n  updateHoverStyle(items, mode, enabled) {\n    const prefix = enabled ? 'set' : 'remove';\n    let meta, item, i, ilen;\n    if (mode === 'dataset') {\n      meta = this.getDatasetMeta(items[0].datasetIndex);\n      meta.controller['_' + prefix + 'DatasetHoverStyle']();\n    }\n    for (i = 0, ilen = items.length; i < ilen; ++i) {\n      item = items[i];\n      const controller = item && this.getDatasetMeta(item.datasetIndex).controller;\n      if (controller) {\n        controller[prefix + 'HoverStyle'](item.element, item.datasetIndex, item.index);\n      }\n    }\n  }\n  getActiveElements() {\n    return this._active || [];\n  }\n  setActiveElements(activeElements) {\n    const me = this;\n    const lastActive = me._active || [];\n    const active = activeElements.map(({datasetIndex, index}) => {\n      const meta = me.getDatasetMeta(datasetIndex);\n      if (!meta) {\n        throw new Error('No dataset found at index ' + datasetIndex);\n      }\n      return {\n        datasetIndex,\n        element: meta.data[index],\n        index,\n      };\n    });\n    const changed = !_elementsEqual(active, lastActive);\n    if (changed) {\n      me._active = active;\n      me._updateHoverStyles(active, lastActive);\n    }\n  }\n  notifyPlugins(hook, args, filter) {\n    return this._plugins.notify(this, hook, args, filter);\n  }\n  _updateHoverStyles(active, lastActive, replay) {\n    const me = this;\n    const hoverOptions = me.options.hover;\n    const diff = (a, b) => a.filter(x => !b.some(y => x.datasetIndex === y.datasetIndex && x.index === y.index));\n    const deactivated = diff(lastActive, active);\n    const activated = replay ? active : diff(active, lastActive);\n    if (deactivated.length) {\n      me.updateHoverStyle(deactivated, hoverOptions.mode, false);\n    }\n    if (activated.length && hoverOptions.mode) {\n      me.updateHoverStyle(activated, hoverOptions.mode, true);\n    }\n  }\n  _eventHandler(e, replay) {\n    const me = this;\n    const args = {event: e, replay, cancelable: true};\n    const eventFilter = (plugin) => (plugin.options.events || this.options.events).includes(e.type);\n    if (me.notifyPlugins('beforeEvent', args, eventFilter) === false) {\n      return;\n    }\n    const changed = me._handleEvent(e, replay);\n    args.cancelable = false;\n    me.notifyPlugins('afterEvent', args, eventFilter);\n    if (changed || args.changed) {\n      me.render();\n    }\n    return me;\n  }\n  _handleEvent(e, replay) {\n    const me = this;\n    const {_active: lastActive = [], options} = me;\n    const hoverOptions = options.hover;\n    const useFinalPosition = replay;\n    let active = [];\n    let changed = false;\n    let lastEvent = null;\n    if (e.type !== 'mouseout') {\n      active = me.getElementsAtEventForMode(e, hoverOptions.mode, hoverOptions, useFinalPosition);\n      lastEvent = e.type === 'click' ? me._lastEvent : e;\n    }\n    me._lastEvent = null;\n    if (_isPointInArea(e, me.chartArea, me._minPadding)) {\n      callback(options.onHover, [e, active, me], me);\n      if (e.type === 'mouseup' || e.type === 'click' || e.type === 'contextmenu') {\n        callback(options.onClick, [e, active, me], me);\n      }\n    }\n    changed = !_elementsEqual(active, lastActive);\n    if (changed || replay) {\n      me._active = active;\n      me._updateHoverStyles(active, lastActive, replay);\n    }\n    me._lastEvent = lastEvent;\n    return changed;\n  }\n}\nconst invalidatePlugins = () => each(Chart.instances, (chart) => chart._plugins.invalidate());\nconst enumerable = true;\nObject.defineProperties(Chart, {\n  defaults: {\n    enumerable,\n    value: defaults\n  },\n  instances: {\n    enumerable,\n    value: instances\n  },\n  overrides: {\n    enumerable,\n    value: overrides\n  },\n  registry: {\n    enumerable,\n    value: registry\n  },\n  version: {\n    enumerable,\n    value: version\n  },\n  getChart: {\n    enumerable,\n    value: getChart\n  },\n  register: {\n    enumerable,\n    value: (...items) => {\n      registry.add(...items);\n      invalidatePlugins();\n    }\n  },\n  unregister: {\n    enumerable,\n    value: (...items) => {\n      registry.remove(...items);\n      invalidatePlugins();\n    }\n  }\n});\n\nfunction abstract() {\n  throw new Error('This method is not implemented: Check that a complete date adapter is provided.');\n}\nclass DateAdapter {\n  constructor(options) {\n    this.options = options || {};\n  }\n  formats() {\n    return abstract();\n  }\n  parse(value, format) {\n    return abstract();\n  }\n  format(timestamp, format) {\n    return abstract();\n  }\n  add(timestamp, amount, unit) {\n    return abstract();\n  }\n  diff(a, b, unit) {\n    return abstract();\n  }\n  startOf(timestamp, unit, weekday) {\n    return abstract();\n  }\n  endOf(timestamp, unit) {\n    return abstract();\n  }\n}\nDateAdapter.override = function(members) {\n  Object.assign(DateAdapter.prototype, members);\n};\nvar _adapters = {\n  _date: DateAdapter\n};\n\nfunction getAllScaleValues(scale) {\n  if (!scale._cache.$bar) {\n    const metas = scale.getMatchingVisibleMetas('bar');\n    let values = [];\n    for (let i = 0, ilen = metas.length; i < ilen; i++) {\n      values = values.concat(metas[i].controller.getAllParsedValues(scale));\n    }\n    scale._cache.$bar = _arrayUnique(values.sort((a, b) => a - b));\n  }\n  return scale._cache.$bar;\n}\nfunction computeMinSampleSize(scale) {\n  const values = getAllScaleValues(scale);\n  let min = scale._length;\n  let i, ilen, curr, prev;\n  const updateMinAndPrev = () => {\n    if (curr === 32767 || curr === -32768) {\n      return;\n    }\n    if (defined(prev)) {\n      min = Math.min(min, Math.abs(curr - prev) || min);\n    }\n    prev = curr;\n  };\n  for (i = 0, ilen = values.length; i < ilen; ++i) {\n    curr = scale.getPixelForValue(values[i]);\n    updateMinAndPrev();\n  }\n  prev = undefined;\n  for (i = 0, ilen = scale.ticks.length; i < ilen; ++i) {\n    curr = scale.getPixelForTick(i);\n    updateMinAndPrev();\n  }\n  return min;\n}\nfunction computeFitCategoryTraits(index, ruler, options, stackCount) {\n  const thickness = options.barThickness;\n  let size, ratio;\n  if (isNullOrUndef(thickness)) {\n    size = ruler.min * options.categoryPercentage;\n    ratio = options.barPercentage;\n  } else {\n    size = thickness * stackCount;\n    ratio = 1;\n  }\n  return {\n    chunk: size / stackCount,\n    ratio,\n    start: ruler.pixels[index] - (size / 2)\n  };\n}\nfunction computeFlexCategoryTraits(index, ruler, options, stackCount) {\n  const pixels = ruler.pixels;\n  const curr = pixels[index];\n  let prev = index > 0 ? pixels[index - 1] : null;\n  let next = index < pixels.length - 1 ? pixels[index + 1] : null;\n  const percent = options.categoryPercentage;\n  if (prev === null) {\n    prev = curr - (next === null ? ruler.end - ruler.start : next - curr);\n  }\n  if (next === null) {\n    next = curr + curr - prev;\n  }\n  const start = curr - (curr - Math.min(prev, next)) / 2 * percent;\n  const size = Math.abs(next - prev) / 2 * percent;\n  return {\n    chunk: size / stackCount,\n    ratio: options.barPercentage,\n    start\n  };\n}\nfunction parseFloatBar(entry, item, vScale, i) {\n  const startValue = vScale.parse(entry[0], i);\n  const endValue = vScale.parse(entry[1], i);\n  const min = Math.min(startValue, endValue);\n  const max = Math.max(startValue, endValue);\n  let barStart = min;\n  let barEnd = max;\n  if (Math.abs(min) > Math.abs(max)) {\n    barStart = max;\n    barEnd = min;\n  }\n  item[vScale.axis] = barEnd;\n  item._custom = {\n    barStart,\n    barEnd,\n    start: startValue,\n    end: endValue,\n    min,\n    max\n  };\n}\nfunction parseValue(entry, item, vScale, i) {\n  if (isArray(entry)) {\n    parseFloatBar(entry, item, vScale, i);\n  } else {\n    item[vScale.axis] = vScale.parse(entry, i);\n  }\n  return item;\n}\nfunction parseArrayOrPrimitive(meta, data, start, count) {\n  const iScale = meta.iScale;\n  const vScale = meta.vScale;\n  const labels = iScale.getLabels();\n  const singleScale = iScale === vScale;\n  const parsed = [];\n  let i, ilen, item, entry;\n  for (i = start, ilen = start + count; i < ilen; ++i) {\n    entry = data[i];\n    item = {};\n    item[iScale.axis] = singleScale || iScale.parse(labels[i], i);\n    parsed.push(parseValue(entry, item, vScale, i));\n  }\n  return parsed;\n}\nfunction isFloatBar(custom) {\n  return custom && custom.barStart !== undefined && custom.barEnd !== undefined;\n}\nfunction barSign(size, vScale, actualBase) {\n  if (size !== 0) {\n    return sign(size);\n  }\n  return (vScale.isHorizontal() ? 1 : -1) * (vScale.min >= actualBase ? 1 : -1);\n}\nfunction borderProps(properties) {\n  let reverse, start, end, top, bottom;\n  if (properties.horizontal) {\n    reverse = properties.base > properties.x;\n    start = 'left';\n    end = 'right';\n  } else {\n    reverse = properties.base < properties.y;\n    start = 'bottom';\n    end = 'top';\n  }\n  if (reverse) {\n    top = 'end';\n    bottom = 'start';\n  } else {\n    top = 'start';\n    bottom = 'end';\n  }\n  return {start, end, reverse, top, bottom};\n}\nfunction setBorderSkipped(properties, options, stack, index) {\n  let edge = options.borderSkipped;\n  const res = {};\n  if (!edge) {\n    properties.borderSkipped = res;\n    return;\n  }\n  const {start, end, reverse, top, bottom} = borderProps(properties);\n  if (edge === 'middle' && stack) {\n    properties.enableBorderRadius = true;\n    if ((stack._top || 0) === index) {\n      edge = top;\n    } else if ((stack._bottom || 0) === index) {\n      edge = bottom;\n    } else {\n      res[parseEdge(bottom, start, end, reverse)] = true;\n      edge = top;\n    }\n  }\n  res[parseEdge(edge, start, end, reverse)] = true;\n  properties.borderSkipped = res;\n}\nfunction parseEdge(edge, a, b, reverse) {\n  if (reverse) {\n    edge = swap(edge, a, b);\n    edge = startEnd(edge, b, a);\n  } else {\n    edge = startEnd(edge, a, b);\n  }\n  return edge;\n}\nfunction swap(orig, v1, v2) {\n  return orig === v1 ? v2 : orig === v2 ? v1 : orig;\n}\nfunction startEnd(v, start, end) {\n  return v === 'start' ? start : v === 'end' ? end : v;\n}\nclass BarController extends DatasetController {\n  parsePrimitiveData(meta, data, start, count) {\n    return parseArrayOrPrimitive(meta, data, start, count);\n  }\n  parseArrayData(meta, data, start, count) {\n    return parseArrayOrPrimitive(meta, data, start, count);\n  }\n  parseObjectData(meta, data, start, count) {\n    const {iScale, vScale} = meta;\n    const {xAxisKey = 'x', yAxisKey = 'y'} = this._parsing;\n    const iAxisKey = iScale.axis === 'x' ? xAxisKey : yAxisKey;\n    const vAxisKey = vScale.axis === 'x' ? xAxisKey : yAxisKey;\n    const parsed = [];\n    let i, ilen, item, obj;\n    for (i = start, ilen = start + count; i < ilen; ++i) {\n      obj = data[i];\n      item = {};\n      item[iScale.axis] = iScale.parse(resolveObjectKey(obj, iAxisKey), i);\n      parsed.push(parseValue(resolveObjectKey(obj, vAxisKey), item, vScale, i));\n    }\n    return parsed;\n  }\n  updateRangeFromParsed(range, scale, parsed, stack) {\n    super.updateRangeFromParsed(range, scale, parsed, stack);\n    const custom = parsed._custom;\n    if (custom && scale === this._cachedMeta.vScale) {\n      range.min = Math.min(range.min, custom.min);\n      range.max = Math.max(range.max, custom.max);\n    }\n  }\n  getMaxOverflow() {\n    return 0;\n  }\n  getLabelAndValue(index) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const {iScale, vScale} = meta;\n    const parsed = me.getParsed(index);\n    const custom = parsed._custom;\n    const value = isFloatBar(custom)\n      ? '[' + custom.start + ', ' + custom.end + ']'\n      : '' + vScale.getLabelForValue(parsed[vScale.axis]);\n    return {\n      label: '' + iScale.getLabelForValue(parsed[iScale.axis]),\n      value\n    };\n  }\n  initialize() {\n    const me = this;\n    me.enableOptionSharing = true;\n    super.initialize();\n    const meta = me._cachedMeta;\n    meta.stack = me.getDataset().stack;\n  }\n  update(mode) {\n    const me = this;\n    const meta = me._cachedMeta;\n    me.updateElements(meta.data, 0, meta.data.length, mode);\n  }\n  updateElements(bars, start, count, mode) {\n    const me = this;\n    const reset = mode === 'reset';\n    const {index, _cachedMeta: {vScale}} = me;\n    const base = vScale.getBasePixel();\n    const horizontal = vScale.isHorizontal();\n    const ruler = me._getRuler();\n    const firstOpts = me.resolveDataElementOptions(start, mode);\n    const sharedOptions = me.getSharedOptions(firstOpts);\n    const includeOptions = me.includeOptions(mode, sharedOptions);\n    me.updateSharedOptions(sharedOptions, mode, firstOpts);\n    for (let i = start; i < start + count; i++) {\n      const parsed = me.getParsed(i);\n      const vpixels = reset || isNullOrUndef(parsed[vScale.axis]) ? {base, head: base} : me._calculateBarValuePixels(i);\n      const ipixels = me._calculateBarIndexPixels(i, ruler);\n      const stack = (parsed._stacks || {})[vScale.axis];\n      const properties = {\n        horizontal,\n        base: vpixels.base,\n        enableBorderRadius: !stack || isFloatBar(parsed._custom) || (index === stack._top || index === stack._bottom),\n        x: horizontal ? vpixels.head : ipixels.center,\n        y: horizontal ? ipixels.center : vpixels.head,\n        height: horizontal ? ipixels.size : Math.abs(vpixels.size),\n        width: horizontal ? Math.abs(vpixels.size) : ipixels.size\n      };\n      if (includeOptions) {\n        properties.options = sharedOptions || me.resolveDataElementOptions(i, bars[i].active ? 'active' : mode);\n      }\n      setBorderSkipped(properties, properties.options || bars[i].options, stack, index);\n      me.updateElement(bars[i], i, properties, mode);\n    }\n  }\n  _getStacks(last, dataIndex) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const iScale = meta.iScale;\n    const metasets = iScale.getMatchingVisibleMetas(me._type);\n    const stacked = iScale.options.stacked;\n    const ilen = metasets.length;\n    const stacks = [];\n    let i, item;\n    for (i = 0; i < ilen; ++i) {\n      item = metasets[i];\n      if (!item.controller.options.grouped) {\n        continue;\n      }\n      if (typeof dataIndex !== 'undefined') {\n        const val = item.controller.getParsed(dataIndex)[\n          item.controller._cachedMeta.vScale.axis\n        ];\n        if (isNullOrUndef(val) || isNaN(val)) {\n          continue;\n        }\n      }\n      if (stacked === false || stacks.indexOf(item.stack) === -1 ||\n\t\t\t\t(stacked === undefined && item.stack === undefined)) {\n        stacks.push(item.stack);\n      }\n      if (item.index === last) {\n        break;\n      }\n    }\n    if (!stacks.length) {\n      stacks.push(undefined);\n    }\n    return stacks;\n  }\n  _getStackCount(index) {\n    return this._getStacks(undefined, index).length;\n  }\n  _getStackIndex(datasetIndex, name, dataIndex) {\n    const stacks = this._getStacks(datasetIndex, dataIndex);\n    const index = (name !== undefined)\n      ? stacks.indexOf(name)\n      : -1;\n    return (index === -1)\n      ? stacks.length - 1\n      : index;\n  }\n  _getRuler() {\n    const me = this;\n    const opts = me.options;\n    const meta = me._cachedMeta;\n    const iScale = meta.iScale;\n    const pixels = [];\n    let i, ilen;\n    for (i = 0, ilen = meta.data.length; i < ilen; ++i) {\n      pixels.push(iScale.getPixelForValue(me.getParsed(i)[iScale.axis], i));\n    }\n    const barThickness = opts.barThickness;\n    const min = barThickness || computeMinSampleSize(iScale);\n    return {\n      min,\n      pixels,\n      start: iScale._startPixel,\n      end: iScale._endPixel,\n      stackCount: me._getStackCount(),\n      scale: iScale,\n      grouped: opts.grouped,\n      ratio: barThickness ? 1 : opts.categoryPercentage * opts.barPercentage\n    };\n  }\n  _calculateBarValuePixels(index) {\n    const me = this;\n    const {_cachedMeta: {vScale, _stacked}, options: {base: baseValue, minBarLength}} = me;\n    const actualBase = baseValue || 0;\n    const parsed = me.getParsed(index);\n    const custom = parsed._custom;\n    const floating = isFloatBar(custom);\n    let value = parsed[vScale.axis];\n    let start = 0;\n    let length = _stacked ? me.applyStack(vScale, parsed, _stacked) : value;\n    let head, size;\n    if (length !== value) {\n      start = length - value;\n      length = value;\n    }\n    if (floating) {\n      value = custom.barStart;\n      length = custom.barEnd - custom.barStart;\n      if (value !== 0 && sign(value) !== sign(custom.barEnd)) {\n        start = 0;\n      }\n      start += value;\n    }\n    const startValue = !isNullOrUndef(baseValue) && !floating ? baseValue : start;\n    let base = vScale.getPixelForValue(startValue);\n    if (me.chart.getDataVisibility(index)) {\n      head = vScale.getPixelForValue(start + length);\n    } else {\n      head = base;\n    }\n    size = head - base;\n    if (Math.abs(size) < minBarLength) {\n      size = barSign(size, vScale, actualBase) * minBarLength;\n      if (value === actualBase) {\n        base -= size / 2;\n      }\n      head = base + size;\n    }\n    if (base === vScale.getPixelForValue(actualBase)) {\n      const halfGrid = sign(size) * vScale.getLineWidthForValue(actualBase) / 2;\n      base += halfGrid;\n      size -= halfGrid;\n    }\n    return {\n      size,\n      base,\n      head,\n      center: head + size / 2\n    };\n  }\n  _calculateBarIndexPixels(index, ruler) {\n    const me = this;\n    const scale = ruler.scale;\n    const options = me.options;\n    const skipNull = options.skipNull;\n    const maxBarThickness = valueOrDefault(options.maxBarThickness, Infinity);\n    let center, size;\n    if (ruler.grouped) {\n      const stackCount = skipNull ? me._getStackCount(index) : ruler.stackCount;\n      const range = options.barThickness === 'flex'\n        ? computeFlexCategoryTraits(index, ruler, options, stackCount)\n        : computeFitCategoryTraits(index, ruler, options, stackCount);\n      const stackIndex = me._getStackIndex(me.index, me._cachedMeta.stack, skipNull ? index : undefined);\n      center = range.start + (range.chunk * stackIndex) + (range.chunk / 2);\n      size = Math.min(maxBarThickness, range.chunk * range.ratio);\n    } else {\n      center = scale.getPixelForValue(me.getParsed(index)[scale.axis], index);\n      size = Math.min(maxBarThickness, ruler.min * ruler.ratio);\n    }\n    return {\n      base: center - size / 2,\n      head: center + size / 2,\n      center,\n      size\n    };\n  }\n  draw() {\n    const me = this;\n    const meta = me._cachedMeta;\n    const vScale = meta.vScale;\n    const rects = meta.data;\n    const ilen = rects.length;\n    let i = 0;\n    for (; i < ilen; ++i) {\n      if (me.getParsed(i)[vScale.axis] !== null) {\n        rects[i].draw(me._ctx);\n      }\n    }\n  }\n}\nBarController.id = 'bar';\nBarController.defaults = {\n  datasetElementType: false,\n  dataElementType: 'bar',\n  categoryPercentage: 0.8,\n  barPercentage: 0.9,\n  grouped: true,\n  animations: {\n    numbers: {\n      type: 'number',\n      properties: ['x', 'y', 'base', 'width', 'height']\n    }\n  }\n};\nBarController.overrides = {\n  scales: {\n    _index_: {\n      type: 'category',\n      offset: true,\n      grid: {\n        offset: true\n      }\n    },\n    _value_: {\n      type: 'linear',\n      beginAtZero: true,\n    }\n  }\n};\n\nclass BubbleController extends DatasetController {\n  initialize() {\n    this.enableOptionSharing = true;\n    super.initialize();\n  }\n  parseObjectData(meta, data, start, count) {\n    const {xScale, yScale} = meta;\n    const {xAxisKey = 'x', yAxisKey = 'y'} = this._parsing;\n    const parsed = [];\n    let i, ilen, item;\n    for (i = start, ilen = start + count; i < ilen; ++i) {\n      item = data[i];\n      parsed.push({\n        x: xScale.parse(resolveObjectKey(item, xAxisKey), i),\n        y: yScale.parse(resolveObjectKey(item, yAxisKey), i),\n        _custom: item && item.r && +item.r\n      });\n    }\n    return parsed;\n  }\n  getMaxOverflow() {\n    const {data, _parsed} = this._cachedMeta;\n    let max = 0;\n    for (let i = data.length - 1; i >= 0; --i) {\n      max = Math.max(max, data[i].size() / 2, _parsed[i]._custom);\n    }\n    return max > 0 && max;\n  }\n  getLabelAndValue(index) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const {xScale, yScale} = meta;\n    const parsed = me.getParsed(index);\n    const x = xScale.getLabelForValue(parsed.x);\n    const y = yScale.getLabelForValue(parsed.y);\n    const r = parsed._custom;\n    return {\n      label: meta.label,\n      value: '(' + x + ', ' + y + (r ? ', ' + r : '') + ')'\n    };\n  }\n  update(mode) {\n    const me = this;\n    const points = me._cachedMeta.data;\n    me.updateElements(points, 0, points.length, mode);\n  }\n  updateElements(points, start, count, mode) {\n    const me = this;\n    const reset = mode === 'reset';\n    const {iScale, vScale} = me._cachedMeta;\n    const firstOpts = me.resolveDataElementOptions(start, mode);\n    const sharedOptions = me.getSharedOptions(firstOpts);\n    const includeOptions = me.includeOptions(mode, sharedOptions);\n    const iAxis = iScale.axis;\n    const vAxis = vScale.axis;\n    for (let i = start; i < start + count; i++) {\n      const point = points[i];\n      const parsed = !reset && me.getParsed(i);\n      const properties = {};\n      const iPixel = properties[iAxis] = reset ? iScale.getPixelForDecimal(0.5) : iScale.getPixelForValue(parsed[iAxis]);\n      const vPixel = properties[vAxis] = reset ? vScale.getBasePixel() : vScale.getPixelForValue(parsed[vAxis]);\n      properties.skip = isNaN(iPixel) || isNaN(vPixel);\n      if (includeOptions) {\n        properties.options = me.resolveDataElementOptions(i, point.active ? 'active' : mode);\n        if (reset) {\n          properties.options.radius = 0;\n        }\n      }\n      me.updateElement(point, i, properties, mode);\n    }\n    me.updateSharedOptions(sharedOptions, mode, firstOpts);\n  }\n  resolveDataElementOptions(index, mode) {\n    const parsed = this.getParsed(index);\n    let values = super.resolveDataElementOptions(index, mode);\n    if (values.$shared) {\n      values = Object.assign({}, values, {$shared: false});\n    }\n    const radius = values.radius;\n    if (mode !== 'active') {\n      values.radius = 0;\n    }\n    values.radius += valueOrDefault(parsed && parsed._custom, radius);\n    return values;\n  }\n}\nBubbleController.id = 'bubble';\nBubbleController.defaults = {\n  datasetElementType: false,\n  dataElementType: 'point',\n  animations: {\n    numbers: {\n      type: 'number',\n      properties: ['x', 'y', 'borderWidth', 'radius']\n    }\n  }\n};\nBubbleController.overrides = {\n  scales: {\n    x: {\n      type: 'linear'\n    },\n    y: {\n      type: 'linear'\n    }\n  },\n  plugins: {\n    tooltip: {\n      callbacks: {\n        title() {\n          return '';\n        }\n      }\n    }\n  }\n};\n\nfunction getRatioAndOffset(rotation, circumference, cutout) {\n  let ratioX = 1;\n  let ratioY = 1;\n  let offsetX = 0;\n  let offsetY = 0;\n  if (circumference < TAU) {\n    const startAngle = rotation;\n    const endAngle = startAngle + circumference;\n    const startX = Math.cos(startAngle);\n    const startY = Math.sin(startAngle);\n    const endX = Math.cos(endAngle);\n    const endY = Math.sin(endAngle);\n    const calcMax = (angle, a, b) => _angleBetween(angle, startAngle, endAngle, true) ? 1 : Math.max(a, a * cutout, b, b * cutout);\n    const calcMin = (angle, a, b) => _angleBetween(angle, startAngle, endAngle, true) ? -1 : Math.min(a, a * cutout, b, b * cutout);\n    const maxX = calcMax(0, startX, endX);\n    const maxY = calcMax(HALF_PI, startY, endY);\n    const minX = calcMin(PI, startX, endX);\n    const minY = calcMin(PI + HALF_PI, startY, endY);\n    ratioX = (maxX - minX) / 2;\n    ratioY = (maxY - minY) / 2;\n    offsetX = -(maxX + minX) / 2;\n    offsetY = -(maxY + minY) / 2;\n  }\n  return {ratioX, ratioY, offsetX, offsetY};\n}\nclass DoughnutController extends DatasetController {\n  constructor(chart, datasetIndex) {\n    super(chart, datasetIndex);\n    this.enableOptionSharing = true;\n    this.innerRadius = undefined;\n    this.outerRadius = undefined;\n    this.offsetX = undefined;\n    this.offsetY = undefined;\n  }\n  linkScales() {}\n  parse(start, count) {\n    const data = this.getDataset().data;\n    const meta = this._cachedMeta;\n    let i, ilen;\n    for (i = start, ilen = start + count; i < ilen; ++i) {\n      meta._parsed[i] = +data[i];\n    }\n  }\n  _getRotation() {\n    return toRadians(this.options.rotation - 90);\n  }\n  _getCircumference() {\n    return toRadians(this.options.circumference);\n  }\n  _getRotationExtents() {\n    let min = TAU;\n    let max = -TAU;\n    const me = this;\n    for (let i = 0; i < me.chart.data.datasets.length; ++i) {\n      if (me.chart.isDatasetVisible(i)) {\n        const controller = me.chart.getDatasetMeta(i).controller;\n        const rotation = controller._getRotation();\n        const circumference = controller._getCircumference();\n        min = Math.min(min, rotation);\n        max = Math.max(max, rotation + circumference);\n      }\n    }\n    return {\n      rotation: min,\n      circumference: max - min,\n    };\n  }\n  update(mode) {\n    const me = this;\n    const chart = me.chart;\n    const {chartArea} = chart;\n    const meta = me._cachedMeta;\n    const arcs = meta.data;\n    const spacing = me.getMaxBorderWidth() + me.getMaxOffset(arcs) + me.options.spacing;\n    const maxSize = Math.max((Math.min(chartArea.width, chartArea.height) - spacing) / 2, 0);\n    const cutout = Math.min(toPercentage(me.options.cutout, maxSize), 1);\n    const chartWeight = me._getRingWeight(me.index);\n    const {circumference, rotation} = me._getRotationExtents();\n    const {ratioX, ratioY, offsetX, offsetY} = getRatioAndOffset(rotation, circumference, cutout);\n    const maxWidth = (chartArea.width - spacing) / ratioX;\n    const maxHeight = (chartArea.height - spacing) / ratioY;\n    const maxRadius = Math.max(Math.min(maxWidth, maxHeight) / 2, 0);\n    const outerRadius = toDimension(me.options.radius, maxRadius);\n    const innerRadius = Math.max(outerRadius * cutout, 0);\n    const radiusLength = (outerRadius - innerRadius) / me._getVisibleDatasetWeightTotal();\n    me.offsetX = offsetX * outerRadius;\n    me.offsetY = offsetY * outerRadius;\n    meta.total = me.calculateTotal();\n    me.outerRadius = outerRadius - radiusLength * me._getRingWeightOffset(me.index);\n    me.innerRadius = Math.max(me.outerRadius - radiusLength * chartWeight, 0);\n    me.updateElements(arcs, 0, arcs.length, mode);\n  }\n  _circumference(i, reset) {\n    const me = this;\n    const opts = me.options;\n    const meta = me._cachedMeta;\n    const circumference = me._getCircumference();\n    if ((reset && opts.animation.animateRotate) || !this.chart.getDataVisibility(i) || meta._parsed[i] === null || meta.data[i].hidden) {\n      return 0;\n    }\n    return me.calculateCircumference(meta._parsed[i] * circumference / TAU);\n  }\n  updateElements(arcs, start, count, mode) {\n    const me = this;\n    const reset = mode === 'reset';\n    const chart = me.chart;\n    const chartArea = chart.chartArea;\n    const opts = chart.options;\n    const animationOpts = opts.animation;\n    const centerX = (chartArea.left + chartArea.right) / 2;\n    const centerY = (chartArea.top + chartArea.bottom) / 2;\n    const animateScale = reset && animationOpts.animateScale;\n    const innerRadius = animateScale ? 0 : me.innerRadius;\n    const outerRadius = animateScale ? 0 : me.outerRadius;\n    const firstOpts = me.resolveDataElementOptions(start, mode);\n    const sharedOptions = me.getSharedOptions(firstOpts);\n    const includeOptions = me.includeOptions(mode, sharedOptions);\n    let startAngle = me._getRotation();\n    let i;\n    for (i = 0; i < start; ++i) {\n      startAngle += me._circumference(i, reset);\n    }\n    for (i = start; i < start + count; ++i) {\n      const circumference = me._circumference(i, reset);\n      const arc = arcs[i];\n      const properties = {\n        x: centerX + me.offsetX,\n        y: centerY + me.offsetY,\n        startAngle,\n        endAngle: startAngle + circumference,\n        circumference,\n        outerRadius,\n        innerRadius\n      };\n      if (includeOptions) {\n        properties.options = sharedOptions || me.resolveDataElementOptions(i, arc.active ? 'active' : mode);\n      }\n      startAngle += circumference;\n      me.updateElement(arc, i, properties, mode);\n    }\n    me.updateSharedOptions(sharedOptions, mode, firstOpts);\n  }\n  calculateTotal() {\n    const meta = this._cachedMeta;\n    const metaData = meta.data;\n    let total = 0;\n    let i;\n    for (i = 0; i < metaData.length; i++) {\n      const value = meta._parsed[i];\n      if (value !== null && !isNaN(value) && this.chart.getDataVisibility(i) && !metaData[i].hidden) {\n        total += Math.abs(value);\n      }\n    }\n    return total;\n  }\n  calculateCircumference(value) {\n    const total = this._cachedMeta.total;\n    if (total > 0 && !isNaN(value)) {\n      return TAU * (Math.abs(value) / total);\n    }\n    return 0;\n  }\n  getLabelAndValue(index) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const chart = me.chart;\n    const labels = chart.data.labels || [];\n    const value = formatNumber(meta._parsed[index], chart.options.locale);\n    return {\n      label: labels[index] || '',\n      value,\n    };\n  }\n  getMaxBorderWidth(arcs) {\n    const me = this;\n    let max = 0;\n    const chart = me.chart;\n    let i, ilen, meta, controller, options;\n    if (!arcs) {\n      for (i = 0, ilen = chart.data.datasets.length; i < ilen; ++i) {\n        if (chart.isDatasetVisible(i)) {\n          meta = chart.getDatasetMeta(i);\n          arcs = meta.data;\n          controller = meta.controller;\n          if (controller !== me) {\n            controller.configure();\n          }\n          break;\n        }\n      }\n    }\n    if (!arcs) {\n      return 0;\n    }\n    for (i = 0, ilen = arcs.length; i < ilen; ++i) {\n      options = controller.resolveDataElementOptions(i);\n      if (options.borderAlign !== 'inner') {\n        max = Math.max(max, options.borderWidth || 0, options.hoverBorderWidth || 0);\n      }\n    }\n    return max;\n  }\n  getMaxOffset(arcs) {\n    let max = 0;\n    for (let i = 0, ilen = arcs.length; i < ilen; ++i) {\n      const options = this.resolveDataElementOptions(i);\n      max = Math.max(max, options.offset || 0, options.hoverOffset || 0);\n    }\n    return max;\n  }\n  _getRingWeightOffset(datasetIndex) {\n    let ringWeightOffset = 0;\n    for (let i = 0; i < datasetIndex; ++i) {\n      if (this.chart.isDatasetVisible(i)) {\n        ringWeightOffset += this._getRingWeight(i);\n      }\n    }\n    return ringWeightOffset;\n  }\n  _getRingWeight(datasetIndex) {\n    return Math.max(valueOrDefault(this.chart.data.datasets[datasetIndex].weight, 1), 0);\n  }\n  _getVisibleDatasetWeightTotal() {\n    return this._getRingWeightOffset(this.chart.data.datasets.length) || 1;\n  }\n}\nDoughnutController.id = 'doughnut';\nDoughnutController.defaults = {\n  datasetElementType: false,\n  dataElementType: 'arc',\n  animation: {\n    animateRotate: true,\n    animateScale: false\n  },\n  animations: {\n    numbers: {\n      type: 'number',\n      properties: ['circumference', 'endAngle', 'innerRadius', 'outerRadius', 'startAngle', 'x', 'y', 'offset', 'borderWidth', 'spacing']\n    },\n  },\n  cutout: '50%',\n  rotation: 0,\n  circumference: 360,\n  radius: '100%',\n  spacing: 0,\n  indexAxis: 'r',\n};\nDoughnutController.descriptors = {\n  _scriptable: (name) => name !== 'spacing',\n  _indexable: (name) => name !== 'spacing',\n};\nDoughnutController.overrides = {\n  aspectRatio: 1,\n  plugins: {\n    legend: {\n      labels: {\n        generateLabels(chart) {\n          const data = chart.data;\n          if (data.labels.length && data.datasets.length) {\n            const {labels: {pointStyle}} = chart.legend.options;\n            return data.labels.map((label, i) => {\n              const meta = chart.getDatasetMeta(0);\n              const style = meta.controller.getStyle(i);\n              return {\n                text: label,\n                fillStyle: style.backgroundColor,\n                strokeStyle: style.borderColor,\n                lineWidth: style.borderWidth,\n                pointStyle: pointStyle,\n                hidden: !chart.getDataVisibility(i),\n                index: i\n              };\n            });\n          }\n          return [];\n        }\n      },\n      onClick(e, legendItem, legend) {\n        legend.chart.toggleDataVisibility(legendItem.index);\n        legend.chart.update();\n      }\n    },\n    tooltip: {\n      callbacks: {\n        title() {\n          return '';\n        },\n        label(tooltipItem) {\n          let dataLabel = tooltipItem.label;\n          const value = ': ' + tooltipItem.formattedValue;\n          if (isArray(dataLabel)) {\n            dataLabel = dataLabel.slice();\n            dataLabel[0] += value;\n          } else {\n            dataLabel += value;\n          }\n          return dataLabel;\n        }\n      }\n    }\n  }\n};\n\nclass LineController extends DatasetController {\n  initialize() {\n    this.enableOptionSharing = true;\n    super.initialize();\n  }\n  update(mode) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const {dataset: line, data: points = [], _dataset} = meta;\n    const animationsDisabled = me.chart._animationsDisabled;\n    let {start, count} = getStartAndCountOfVisiblePoints(meta, points, animationsDisabled);\n    me._drawStart = start;\n    me._drawCount = count;\n    if (scaleRangesChanged(meta)) {\n      start = 0;\n      count = points.length;\n    }\n    line._datasetIndex = me.index;\n    line._decimated = !!_dataset._decimated;\n    line.points = points;\n    const options = me.resolveDatasetElementOptions(mode);\n    if (!me.options.showLine) {\n      options.borderWidth = 0;\n    }\n    options.segment = me.options.segment;\n    me.updateElement(line, undefined, {\n      animated: !animationsDisabled,\n      options\n    }, mode);\n    me.updateElements(points, start, count, mode);\n  }\n  updateElements(points, start, count, mode) {\n    const me = this;\n    const reset = mode === 'reset';\n    const {iScale, vScale, _stacked} = me._cachedMeta;\n    const firstOpts = me.resolveDataElementOptions(start, mode);\n    const sharedOptions = me.getSharedOptions(firstOpts);\n    const includeOptions = me.includeOptions(mode, sharedOptions);\n    const iAxis = iScale.axis;\n    const vAxis = vScale.axis;\n    const spanGaps = me.options.spanGaps;\n    const maxGapLength = isNumber(spanGaps) ? spanGaps : Number.POSITIVE_INFINITY;\n    const directUpdate = me.chart._animationsDisabled || reset || mode === 'none';\n    let prevParsed = start > 0 && me.getParsed(start - 1);\n    for (let i = start; i < start + count; ++i) {\n      const point = points[i];\n      const parsed = me.getParsed(i);\n      const properties = directUpdate ? point : {};\n      const nullData = isNullOrUndef(parsed[vAxis]);\n      const iPixel = properties[iAxis] = iScale.getPixelForValue(parsed[iAxis], i);\n      const vPixel = properties[vAxis] = reset || nullData ? vScale.getBasePixel() : vScale.getPixelForValue(_stacked ? me.applyStack(vScale, parsed, _stacked) : parsed[vAxis], i);\n      properties.skip = isNaN(iPixel) || isNaN(vPixel) || nullData;\n      properties.stop = i > 0 && (parsed[iAxis] - prevParsed[iAxis]) > maxGapLength;\n      properties.parsed = parsed;\n      if (includeOptions) {\n        properties.options = sharedOptions || me.resolveDataElementOptions(i, point.active ? 'active' : mode);\n      }\n      if (!directUpdate) {\n        me.updateElement(point, i, properties, mode);\n      }\n      prevParsed = parsed;\n    }\n    me.updateSharedOptions(sharedOptions, mode, firstOpts);\n  }\n  getMaxOverflow() {\n    const me = this;\n    const meta = me._cachedMeta;\n    const dataset = meta.dataset;\n    const border = dataset.options && dataset.options.borderWidth || 0;\n    const data = meta.data || [];\n    if (!data.length) {\n      return border;\n    }\n    const firstPoint = data[0].size(me.resolveDataElementOptions(0));\n    const lastPoint = data[data.length - 1].size(me.resolveDataElementOptions(data.length - 1));\n    return Math.max(border, firstPoint, lastPoint) / 2;\n  }\n  draw() {\n    const meta = this._cachedMeta;\n    meta.dataset.updateControlPoints(this.chart.chartArea, meta.iScale.axis);\n    super.draw();\n  }\n}\nLineController.id = 'line';\nLineController.defaults = {\n  datasetElementType: 'line',\n  dataElementType: 'point',\n  showLine: true,\n  spanGaps: false,\n};\nLineController.overrides = {\n  scales: {\n    _index_: {\n      type: 'category',\n    },\n    _value_: {\n      type: 'linear',\n    },\n  }\n};\nfunction getStartAndCountOfVisiblePoints(meta, points, animationsDisabled) {\n  const pointCount = points.length;\n  let start = 0;\n  let count = pointCount;\n  if (meta._sorted) {\n    const {iScale, _parsed} = meta;\n    const axis = iScale.axis;\n    const {min, max, minDefined, maxDefined} = iScale.getUserBounds();\n    if (minDefined) {\n      start = _limitValue(Math.min(\n        _lookupByKey(_parsed, iScale.axis, min).lo,\n        animationsDisabled ? pointCount : _lookupByKey(points, axis, iScale.getPixelForValue(min)).lo),\n      0, pointCount - 1);\n    }\n    if (maxDefined) {\n      count = _limitValue(Math.max(\n        _lookupByKey(_parsed, iScale.axis, max).hi + 1,\n        animationsDisabled ? 0 : _lookupByKey(points, axis, iScale.getPixelForValue(max)).hi + 1),\n      start, pointCount) - start;\n    } else {\n      count = pointCount - start;\n    }\n  }\n  return {start, count};\n}\nfunction scaleRangesChanged(meta) {\n  const {xScale, yScale, _scaleRanges} = meta;\n  const newRanges = {\n    xmin: xScale.min,\n    xmax: xScale.max,\n    ymin: yScale.min,\n    ymax: yScale.max\n  };\n  if (!_scaleRanges) {\n    meta._scaleRanges = newRanges;\n    return true;\n  }\n  const changed = _scaleRanges.xmin !== xScale.min\n\t\t|| _scaleRanges.xmax !== xScale.max\n\t\t|| _scaleRanges.ymin !== yScale.min\n\t\t|| _scaleRanges.ymax !== yScale.max;\n  Object.assign(_scaleRanges, newRanges);\n  return changed;\n}\n\nclass PolarAreaController extends DatasetController {\n  constructor(chart, datasetIndex) {\n    super(chart, datasetIndex);\n    this.innerRadius = undefined;\n    this.outerRadius = undefined;\n  }\n  getLabelAndValue(index) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const chart = me.chart;\n    const labels = chart.data.labels || [];\n    const value = formatNumber(meta._parsed[index].r, chart.options.locale);\n    return {\n      label: labels[index] || '',\n      value,\n    };\n  }\n  update(mode) {\n    const arcs = this._cachedMeta.data;\n    this._updateRadius();\n    this.updateElements(arcs, 0, arcs.length, mode);\n  }\n  _updateRadius() {\n    const me = this;\n    const chart = me.chart;\n    const chartArea = chart.chartArea;\n    const opts = chart.options;\n    const minSize = Math.min(chartArea.right - chartArea.left, chartArea.bottom - chartArea.top);\n    const outerRadius = Math.max(minSize / 2, 0);\n    const innerRadius = Math.max(opts.cutoutPercentage ? (outerRadius / 100) * (opts.cutoutPercentage) : 1, 0);\n    const radiusLength = (outerRadius - innerRadius) / chart.getVisibleDatasetCount();\n    me.outerRadius = outerRadius - (radiusLength * me.index);\n    me.innerRadius = me.outerRadius - radiusLength;\n  }\n  updateElements(arcs, start, count, mode) {\n    const me = this;\n    const reset = mode === 'reset';\n    const chart = me.chart;\n    const dataset = me.getDataset();\n    const opts = chart.options;\n    const animationOpts = opts.animation;\n    const scale = me._cachedMeta.rScale;\n    const centerX = scale.xCenter;\n    const centerY = scale.yCenter;\n    const datasetStartAngle = scale.getIndexAngle(0) - 0.5 * PI;\n    let angle = datasetStartAngle;\n    let i;\n    const defaultAngle = 360 / me.countVisibleElements();\n    for (i = 0; i < start; ++i) {\n      angle += me._computeAngle(i, mode, defaultAngle);\n    }\n    for (i = start; i < start + count; i++) {\n      const arc = arcs[i];\n      let startAngle = angle;\n      let endAngle = angle + me._computeAngle(i, mode, defaultAngle);\n      let outerRadius = chart.getDataVisibility(i) ? scale.getDistanceFromCenterForValue(dataset.data[i]) : 0;\n      angle = endAngle;\n      if (reset) {\n        if (animationOpts.animateScale) {\n          outerRadius = 0;\n        }\n        if (animationOpts.animateRotate) {\n          startAngle = endAngle = datasetStartAngle;\n        }\n      }\n      const properties = {\n        x: centerX,\n        y: centerY,\n        innerRadius: 0,\n        outerRadius,\n        startAngle,\n        endAngle,\n        options: me.resolveDataElementOptions(i, arc.active ? 'active' : mode)\n      };\n      me.updateElement(arc, i, properties, mode);\n    }\n  }\n  countVisibleElements() {\n    const dataset = this.getDataset();\n    const meta = this._cachedMeta;\n    let count = 0;\n    meta.data.forEach((element, index) => {\n      if (!isNaN(dataset.data[index]) && this.chart.getDataVisibility(index)) {\n        count++;\n      }\n    });\n    return count;\n  }\n  _computeAngle(index, mode, defaultAngle) {\n    return this.chart.getDataVisibility(index)\n      ? toRadians(this.resolveDataElementOptions(index, mode).angle || defaultAngle)\n      : 0;\n  }\n}\nPolarAreaController.id = 'polarArea';\nPolarAreaController.defaults = {\n  dataElementType: 'arc',\n  animation: {\n    animateRotate: true,\n    animateScale: true\n  },\n  animations: {\n    numbers: {\n      type: 'number',\n      properties: ['x', 'y', 'startAngle', 'endAngle', 'innerRadius', 'outerRadius']\n    },\n  },\n  indexAxis: 'r',\n  startAngle: 0,\n};\nPolarAreaController.overrides = {\n  aspectRatio: 1,\n  plugins: {\n    legend: {\n      labels: {\n        generateLabels(chart) {\n          const data = chart.data;\n          if (data.labels.length && data.datasets.length) {\n            const {labels: {pointStyle}} = chart.legend.options;\n            return data.labels.map((label, i) => {\n              const meta = chart.getDatasetMeta(0);\n              const style = meta.controller.getStyle(i);\n              return {\n                text: label,\n                fillStyle: style.backgroundColor,\n                strokeStyle: style.borderColor,\n                lineWidth: style.borderWidth,\n                pointStyle: pointStyle,\n                hidden: !chart.getDataVisibility(i),\n                index: i\n              };\n            });\n          }\n          return [];\n        }\n      },\n      onClick(e, legendItem, legend) {\n        legend.chart.toggleDataVisibility(legendItem.index);\n        legend.chart.update();\n      }\n    },\n    tooltip: {\n      callbacks: {\n        title() {\n          return '';\n        },\n        label(context) {\n          return context.chart.data.labels[context.dataIndex] + ': ' + context.formattedValue;\n        }\n      }\n    }\n  },\n  scales: {\n    r: {\n      type: 'radialLinear',\n      angleLines: {\n        display: false\n      },\n      beginAtZero: true,\n      grid: {\n        circular: true\n      },\n      pointLabels: {\n        display: false\n      },\n      startAngle: 0\n    }\n  }\n};\n\nclass PieController extends DoughnutController {\n}\nPieController.id = 'pie';\nPieController.defaults = {\n  cutout: 0,\n  rotation: 0,\n  circumference: 360,\n  radius: '100%'\n};\n\nclass RadarController extends DatasetController {\n  getLabelAndValue(index) {\n    const me = this;\n    const vScale = me._cachedMeta.vScale;\n    const parsed = me.getParsed(index);\n    return {\n      label: vScale.getLabels()[index],\n      value: '' + vScale.getLabelForValue(parsed[vScale.axis])\n    };\n  }\n  update(mode) {\n    const me = this;\n    const meta = me._cachedMeta;\n    const line = meta.dataset;\n    const points = meta.data || [];\n    const labels = meta.iScale.getLabels();\n    line.points = points;\n    if (mode !== 'resize') {\n      const options = me.resolveDatasetElementOptions(mode);\n      if (!me.options.showLine) {\n        options.borderWidth = 0;\n      }\n      const properties = {\n        _loop: true,\n        _fullLoop: labels.length === points.length,\n        options\n      };\n      me.updateElement(line, undefined, properties, mode);\n    }\n    me.updateElements(points, 0, points.length, mode);\n  }\n  updateElements(points, start, count, mode) {\n    const me = this;\n    const dataset = me.getDataset();\n    const scale = me._cachedMeta.rScale;\n    const reset = mode === 'reset';\n    for (let i = start; i < start + count; i++) {\n      const point = points[i];\n      const options = me.resolveDataElementOptions(i, point.active ? 'active' : mode);\n      const pointPosition = scale.getPointPositionForValue(i, dataset.data[i]);\n      const x = reset ? scale.xCenter : pointPosition.x;\n      const y = reset ? scale.yCenter : pointPosition.y;\n      const properties = {\n        x,\n        y,\n        angle: pointPosition.angle,\n        skip: isNaN(x) || isNaN(y),\n        options\n      };\n      me.updateElement(point, i, properties, mode);\n    }\n  }\n}\nRadarController.id = 'radar';\nRadarController.defaults = {\n  datasetElementType: 'line',\n  dataElementType: 'point',\n  indexAxis: 'r',\n  showLine: true,\n  elements: {\n    line: {\n      fill: 'start'\n    }\n  },\n};\nRadarController.overrides = {\n  aspectRatio: 1,\n  scales: {\n    r: {\n      type: 'radialLinear',\n    }\n  }\n};\n\nclass ScatterController extends LineController {\n}\nScatterController.id = 'scatter';\nScatterController.defaults = {\n  showLine: false,\n  fill: false\n};\nScatterController.overrides = {\n  interaction: {\n    mode: 'point'\n  },\n  plugins: {\n    tooltip: {\n      callbacks: {\n        title() {\n          return '';\n        },\n        label(item) {\n          return '(' + item.label + ', ' + item.formattedValue + ')';\n        }\n      }\n    }\n  },\n  scales: {\n    x: {\n      type: 'linear'\n    },\n    y: {\n      type: 'linear'\n    }\n  }\n};\n\nvar controllers = /*#__PURE__*/Object.freeze({\n__proto__: null,\nBarController: BarController,\nBubbleController: BubbleController,\nDoughnutController: DoughnutController,\nLineController: LineController,\nPolarAreaController: PolarAreaController,\nPieController: PieController,\nRadarController: RadarController,\nScatterController: ScatterController\n});\n\nfunction clipArc(ctx, element, endAngle) {\n  const {startAngle, pixelMargin, x, y, outerRadius, innerRadius} = element;\n  let angleMargin = pixelMargin / outerRadius;\n  ctx.beginPath();\n  ctx.arc(x, y, outerRadius, startAngle - angleMargin, endAngle + angleMargin);\n  if (innerRadius > pixelMargin) {\n    angleMargin = pixelMargin / innerRadius;\n    ctx.arc(x, y, innerRadius, endAngle + angleMargin, startAngle - angleMargin, true);\n  } else {\n    ctx.arc(x, y, pixelMargin, endAngle + HALF_PI, startAngle - HALF_PI);\n  }\n  ctx.closePath();\n  ctx.clip();\n}\nfunction toRadiusCorners(value) {\n  return _readValueToProps(value, ['outerStart', 'outerEnd', 'innerStart', 'innerEnd']);\n}\nfunction parseBorderRadius$1(arc, innerRadius, outerRadius, angleDelta) {\n  const o = toRadiusCorners(arc.options.borderRadius);\n  const halfThickness = (outerRadius - innerRadius) / 2;\n  const innerLimit = Math.min(halfThickness, angleDelta * innerRadius / 2);\n  const computeOuterLimit = (val) => {\n    const outerArcLimit = (outerRadius - Math.min(halfThickness, val)) * angleDelta / 2;\n    return _limitValue(val, 0, Math.min(halfThickness, outerArcLimit));\n  };\n  return {\n    outerStart: computeOuterLimit(o.outerStart),\n    outerEnd: computeOuterLimit(o.outerEnd),\n    innerStart: _limitValue(o.innerStart, 0, innerLimit),\n    innerEnd: _limitValue(o.innerEnd, 0, innerLimit),\n  };\n}\nfunction rThetaToXY(r, theta, x, y) {\n  return {\n    x: x + r * Math.cos(theta),\n    y: y + r * Math.sin(theta),\n  };\n}\nfunction pathArc(ctx, element, offset, spacing, end) {\n  const {x, y, startAngle: start, pixelMargin, innerRadius: innerR} = element;\n  const outerRadius = Math.max(element.outerRadius + spacing + offset - pixelMargin, 0);\n  const innerRadius = innerR > 0 ? innerR + spacing + offset + pixelMargin : 0;\n  let spacingOffset = 0;\n  const alpha = end - start;\n  if (spacing) {\n    const noSpacingInnerRadius = innerR > 0 ? innerR - spacing : 0;\n    const noSpacingOuterRadius = outerRadius > 0 ? outerRadius - spacing : 0;\n    const avNogSpacingRadius = (noSpacingInnerRadius + noSpacingOuterRadius) / 2;\n    const adjustedAngle = avNogSpacingRadius !== 0 ? (alpha * avNogSpacingRadius) / (avNogSpacingRadius + spacing) : alpha;\n    spacingOffset = (alpha - adjustedAngle) / 2;\n  }\n  const beta = Math.max(0.001, alpha * outerRadius - offset / PI) / outerRadius;\n  const angleOffset = (alpha - beta) / 2;\n  const startAngle = start + angleOffset + spacingOffset;\n  const endAngle = end - angleOffset - spacingOffset;\n  const {outerStart, outerEnd, innerStart, innerEnd} = parseBorderRadius$1(element, innerRadius, outerRadius, endAngle - startAngle);\n  const outerStartAdjustedRadius = outerRadius - outerStart;\n  const outerEndAdjustedRadius = outerRadius - outerEnd;\n  const outerStartAdjustedAngle = startAngle + outerStart / outerStartAdjustedRadius;\n  const outerEndAdjustedAngle = endAngle - outerEnd / outerEndAdjustedRadius;\n  const innerStartAdjustedRadius = innerRadius + innerStart;\n  const innerEndAdjustedRadius = innerRadius + innerEnd;\n  const innerStartAdjustedAngle = startAngle + innerStart / innerStartAdjustedRadius;\n  const innerEndAdjustedAngle = endAngle - innerEnd / innerEndAdjustedRadius;\n  ctx.beginPath();\n  ctx.arc(x, y, outerRadius, outerStartAdjustedAngle, outerEndAdjustedAngle);\n  if (outerEnd > 0) {\n    const pCenter = rThetaToXY(outerEndAdjustedRadius, outerEndAdjustedAngle, x, y);\n    ctx.arc(pCenter.x, pCenter.y, outerEnd, outerEndAdjustedAngle, endAngle + HALF_PI);\n  }\n  const p4 = rThetaToXY(innerEndAdjustedRadius, endAngle, x, y);\n  ctx.lineTo(p4.x, p4.y);\n  if (innerEnd > 0) {\n    const pCenter = rThetaToXY(innerEndAdjustedRadius, innerEndAdjustedAngle, x, y);\n    ctx.arc(pCenter.x, pCenter.y, innerEnd, endAngle + HALF_PI, innerEndAdjustedAngle + Math.PI);\n  }\n  ctx.arc(x, y, innerRadius, endAngle - (innerEnd / innerRadius), startAngle + (innerStart / innerRadius), true);\n  if (innerStart > 0) {\n    const pCenter = rThetaToXY(innerStartAdjustedRadius, innerStartAdjustedAngle, x, y);\n    ctx.arc(pCenter.x, pCenter.y, innerStart, innerStartAdjustedAngle + Math.PI, startAngle - HALF_PI);\n  }\n  const p8 = rThetaToXY(outerStartAdjustedRadius, startAngle, x, y);\n  ctx.lineTo(p8.x, p8.y);\n  if (outerStart > 0) {\n    const pCenter = rThetaToXY(outerStartAdjustedRadius, outerStartAdjustedAngle, x, y);\n    ctx.arc(pCenter.x, pCenter.y, outerStart, startAngle - HALF_PI, outerStartAdjustedAngle);\n  }\n  ctx.closePath();\n}\nfunction drawArc(ctx, element, offset, spacing) {\n  const {fullCircles, startAngle, circumference} = element;\n  let endAngle = element.endAngle;\n  if (fullCircles) {\n    pathArc(ctx, element, offset, spacing, startAngle + TAU);\n    for (let i = 0; i < fullCircles; ++i) {\n      ctx.fill();\n    }\n    if (!isNaN(circumference)) {\n      endAngle = startAngle + circumference % TAU;\n      if (circumference % TAU === 0) {\n        endAngle += TAU;\n      }\n    }\n  }\n  pathArc(ctx, element, offset, spacing, endAngle);\n  ctx.fill();\n  return endAngle;\n}\nfunction drawFullCircleBorders(ctx, element, inner) {\n  const {x, y, startAngle, pixelMargin, fullCircles} = element;\n  const outerRadius = Math.max(element.outerRadius - pixelMargin, 0);\n  const innerRadius = element.innerRadius + pixelMargin;\n  let i;\n  if (inner) {\n    clipArc(ctx, element, startAngle + TAU);\n  }\n  ctx.beginPath();\n  ctx.arc(x, y, innerRadius, startAngle + TAU, startAngle, true);\n  for (i = 0; i < fullCircles; ++i) {\n    ctx.stroke();\n  }\n  ctx.beginPath();\n  ctx.arc(x, y, outerRadius, startAngle, startAngle + TAU);\n  for (i = 0; i < fullCircles; ++i) {\n    ctx.stroke();\n  }\n}\nfunction drawBorder(ctx, element, offset, spacing, endAngle) {\n  const {options} = element;\n  const inner = options.borderAlign === 'inner';\n  if (!options.borderWidth) {\n    return;\n  }\n  if (inner) {\n    ctx.lineWidth = options.borderWidth * 2;\n    ctx.lineJoin = 'round';\n  } else {\n    ctx.lineWidth = options.borderWidth;\n    ctx.lineJoin = 'bevel';\n  }\n  if (element.fullCircles) {\n    drawFullCircleBorders(ctx, element, inner);\n  }\n  if (inner) {\n    clipArc(ctx, element, endAngle);\n  }\n  pathArc(ctx, element, offset, spacing, endAngle);\n  ctx.stroke();\n}\nclass ArcElement extends Element {\n  constructor(cfg) {\n    super();\n    this.options = undefined;\n    this.circumference = undefined;\n    this.startAngle = undefined;\n    this.endAngle = undefined;\n    this.innerRadius = undefined;\n    this.outerRadius = undefined;\n    this.pixelMargin = 0;\n    this.fullCircles = 0;\n    if (cfg) {\n      Object.assign(this, cfg);\n    }\n  }\n  inRange(chartX, chartY, useFinalPosition) {\n    const point = this.getProps(['x', 'y'], useFinalPosition);\n    const {angle, distance} = getAngleFromPoint(point, {x: chartX, y: chartY});\n    const {startAngle, endAngle, innerRadius, outerRadius, circumference} = this.getProps([\n      'startAngle',\n      'endAngle',\n      'innerRadius',\n      'outerRadius',\n      'circumference'\n    ], useFinalPosition);\n    const rAdjust = this.options.spacing / 2;\n    const betweenAngles = circumference >= TAU || _angleBetween(angle, startAngle, endAngle);\n    const withinRadius = (distance >= innerRadius + rAdjust && distance <= outerRadius + rAdjust);\n    return (betweenAngles && withinRadius);\n  }\n  getCenterPoint(useFinalPosition) {\n    const {x, y, startAngle, endAngle, innerRadius, outerRadius} = this.getProps([\n      'x',\n      'y',\n      'startAngle',\n      'endAngle',\n      'innerRadius',\n      'outerRadius',\n      'circumference',\n    ], useFinalPosition);\n    const {offset, spacing} = this.options;\n    const halfAngle = (startAngle + endAngle) / 2;\n    const halfRadius = (innerRadius + outerRadius + spacing + offset) / 2;\n    return {\n      x: x + Math.cos(halfAngle) * halfRadius,\n      y: y + Math.sin(halfAngle) * halfRadius\n    };\n  }\n  tooltipPosition(useFinalPosition) {\n    return this.getCenterPoint(useFinalPosition);\n  }\n  draw(ctx) {\n    const me = this;\n    const {options, circumference} = me;\n    const offset = (options.offset || 0) / 2;\n    const spacing = (options.spacing || 0) / 2;\n    me.pixelMargin = (options.borderAlign === 'inner') ? 0.33 : 0;\n    me.fullCircles = circumference > TAU ? Math.floor(circumference / TAU) : 0;\n    if (circumference === 0 || me.innerRadius < 0 || me.outerRadius < 0) {\n      return;\n    }\n    ctx.save();\n    let radiusOffset = 0;\n    if (offset) {\n      radiusOffset = offset / 2;\n      const halfAngle = (me.startAngle + me.endAngle) / 2;\n      ctx.translate(Math.cos(halfAngle) * radiusOffset, Math.sin(halfAngle) * radiusOffset);\n      if (me.circumference >= PI) {\n        radiusOffset = offset;\n      }\n    }\n    ctx.fillStyle = options.backgroundColor;\n    ctx.strokeStyle = options.borderColor;\n    const endAngle = drawArc(ctx, me, radiusOffset, spacing);\n    drawBorder(ctx, me, radiusOffset, spacing, endAngle);\n    ctx.restore();\n  }\n}\nArcElement.id = 'arc';\nArcElement.defaults = {\n  borderAlign: 'center',\n  borderColor: '#fff',\n  borderRadius: 0,\n  borderWidth: 2,\n  offset: 0,\n  spacing: 0,\n  angle: undefined,\n};\nArcElement.defaultRoutes = {\n  backgroundColor: 'backgroundColor'\n};\n\nfunction setStyle(ctx, options, style = options) {\n  ctx.lineCap = valueOrDefault(style.borderCapStyle, options.borderCapStyle);\n  ctx.setLineDash(valueOrDefault(style.borderDash, options.borderDash));\n  ctx.lineDashOffset = valueOrDefault(style.borderDashOffset, options.borderDashOffset);\n  ctx.lineJoin = valueOrDefault(style.borderJoinStyle, options.borderJoinStyle);\n  ctx.lineWidth = valueOrDefault(style.borderWidth, options.borderWidth);\n  ctx.strokeStyle = valueOrDefault(style.borderColor, options.borderColor);\n}\nfunction lineTo(ctx, previous, target) {\n  ctx.lineTo(target.x, target.y);\n}\nfunction getLineMethod(options) {\n  if (options.stepped) {\n    return _steppedLineTo;\n  }\n  if (options.tension || options.cubicInterpolationMode === 'monotone') {\n    return _bezierCurveTo;\n  }\n  return lineTo;\n}\nfunction pathVars(points, segment, params = {}) {\n  const count = points.length;\n  const {start: paramsStart = 0, end: paramsEnd = count - 1} = params;\n  const {start: segmentStart, end: segmentEnd} = segment;\n  const start = Math.max(paramsStart, segmentStart);\n  const end = Math.min(paramsEnd, segmentEnd);\n  const outside = paramsStart < segmentStart && paramsEnd < segmentStart || paramsStart > segmentEnd && paramsEnd > segmentEnd;\n  return {\n    count,\n    start,\n    loop: segment.loop,\n    ilen: end < start && !outside ? count + end - start : end - start\n  };\n}\nfunction pathSegment(ctx, line, segment, params) {\n  const {points, options} = line;\n  const {count, start, loop, ilen} = pathVars(points, segment, params);\n  const lineMethod = getLineMethod(options);\n  let {move = true, reverse} = params || {};\n  let i, point, prev;\n  for (i = 0; i <= ilen; ++i) {\n    point = points[(start + (reverse ? ilen - i : i)) % count];\n    if (point.skip) {\n      continue;\n    } else if (move) {\n      ctx.moveTo(point.x, point.y);\n      move = false;\n    } else {\n      lineMethod(ctx, prev, point, reverse, options.stepped);\n    }\n    prev = point;\n  }\n  if (loop) {\n    point = points[(start + (reverse ? ilen : 0)) % count];\n    lineMethod(ctx, prev, point, reverse, options.stepped);\n  }\n  return !!loop;\n}\nfunction fastPathSegment(ctx, line, segment, params) {\n  const points = line.points;\n  const {count, start, ilen} = pathVars(points, segment, params);\n  const {move = true, reverse} = params || {};\n  let avgX = 0;\n  let countX = 0;\n  let i, point, prevX, minY, maxY, lastY;\n  const pointIndex = (index) => (start + (reverse ? ilen - index : index)) % count;\n  const drawX = () => {\n    if (minY !== maxY) {\n      ctx.lineTo(avgX, maxY);\n      ctx.lineTo(avgX, minY);\n      ctx.lineTo(avgX, lastY);\n    }\n  };\n  if (move) {\n    point = points[pointIndex(0)];\n    ctx.moveTo(point.x, point.y);\n  }\n  for (i = 0; i <= ilen; ++i) {\n    point = points[pointIndex(i)];\n    if (point.skip) {\n      continue;\n    }\n    const x = point.x;\n    const y = point.y;\n    const truncX = x | 0;\n    if (truncX === prevX) {\n      if (y < minY) {\n        minY = y;\n      } else if (y > maxY) {\n        maxY = y;\n      }\n      avgX = (countX * avgX + x) / ++countX;\n    } else {\n      drawX();\n      ctx.lineTo(x, y);\n      prevX = truncX;\n      countX = 0;\n      minY = maxY = y;\n    }\n    lastY = y;\n  }\n  drawX();\n}\nfunction _getSegmentMethod(line) {\n  const opts = line.options;\n  const borderDash = opts.borderDash && opts.borderDash.length;\n  const useFastPath = !line._decimated && !line._loop && !opts.tension && opts.cubicInterpolationMode !== 'monotone' && !opts.stepped && !borderDash;\n  return useFastPath ? fastPathSegment : pathSegment;\n}\nfunction _getInterpolationMethod(options) {\n  if (options.stepped) {\n    return _steppedInterpolation;\n  }\n  if (options.tension || options.cubicInterpolationMode === 'monotone') {\n    return _bezierInterpolation;\n  }\n  return _pointInLine;\n}\nfunction strokePathWithCache(ctx, line, start, count) {\n  let path = line._path;\n  if (!path) {\n    path = line._path = new Path2D();\n    if (line.path(path, start, count)) {\n      path.closePath();\n    }\n  }\n  setStyle(ctx, line.options);\n  ctx.stroke(path);\n}\nfunction strokePathDirect(ctx, line, start, count) {\n  const {segments, options} = line;\n  const segmentMethod = _getSegmentMethod(line);\n  for (const segment of segments) {\n    setStyle(ctx, options, segment.style);\n    ctx.beginPath();\n    if (segmentMethod(ctx, line, segment, {start, end: start + count - 1})) {\n      ctx.closePath();\n    }\n    ctx.stroke();\n  }\n}\nconst usePath2D = typeof Path2D === 'function';\nfunction draw(ctx, line, start, count) {\n  if (usePath2D && line.segments.length === 1) {\n    strokePathWithCache(ctx, line, start, count);\n  } else {\n    strokePathDirect(ctx, line, start, count);\n  }\n}\nclass LineElement extends Element {\n  constructor(cfg) {\n    super();\n    this.animated = true;\n    this.options = undefined;\n    this._loop = undefined;\n    this._fullLoop = undefined;\n    this._path = undefined;\n    this._points = undefined;\n    this._segments = undefined;\n    this._decimated = false;\n    this._pointsUpdated = false;\n    this._datasetIndex = undefined;\n    if (cfg) {\n      Object.assign(this, cfg);\n    }\n  }\n  updateControlPoints(chartArea, indexAxis) {\n    const me = this;\n    const options = me.options;\n    if ((options.tension || options.cubicInterpolationMode === 'monotone') && !options.stepped && !me._pointsUpdated) {\n      const loop = options.spanGaps ? me._loop : me._fullLoop;\n      _updateBezierControlPoints(me._points, options, chartArea, loop, indexAxis);\n      me._pointsUpdated = true;\n    }\n  }\n  set points(points) {\n    const me = this;\n    me._points = points;\n    delete me._segments;\n    delete me._path;\n    me._pointsUpdated = false;\n  }\n  get points() {\n    return this._points;\n  }\n  get segments() {\n    return this._segments || (this._segments = _computeSegments(this, this.options.segment));\n  }\n  first() {\n    const segments = this.segments;\n    const points = this.points;\n    return segments.length && points[segments[0].start];\n  }\n  last() {\n    const segments = this.segments;\n    const points = this.points;\n    const count = segments.length;\n    return count && points[segments[count - 1].end];\n  }\n  interpolate(point, property) {\n    const me = this;\n    const options = me.options;\n    const value = point[property];\n    const points = me.points;\n    const segments = _boundSegments(me, {property, start: value, end: value});\n    if (!segments.length) {\n      return;\n    }\n    const result = [];\n    const _interpolate = _getInterpolationMethod(options);\n    let i, ilen;\n    for (i = 0, ilen = segments.length; i < ilen; ++i) {\n      const {start, end} = segments[i];\n      const p1 = points[start];\n      const p2 = points[end];\n      if (p1 === p2) {\n        result.push(p1);\n        continue;\n      }\n      const t = Math.abs((value - p1[property]) / (p2[property] - p1[property]));\n      const interpolated = _interpolate(p1, p2, t, options.stepped);\n      interpolated[property] = point[property];\n      result.push(interpolated);\n    }\n    return result.length === 1 ? result[0] : result;\n  }\n  pathSegment(ctx, segment, params) {\n    const segmentMethod = _getSegmentMethod(this);\n    return segmentMethod(ctx, this, segment, params);\n  }\n  path(ctx, start, count) {\n    const me = this;\n    const segments = me.segments;\n    const segmentMethod = _getSegmentMethod(me);\n    let loop = me._loop;\n    start = start || 0;\n    count = count || (me.points.length - start);\n    for (const segment of segments) {\n      loop &= segmentMethod(ctx, me, segment, {start, end: start + count - 1});\n    }\n    return !!loop;\n  }\n  draw(ctx, chartArea, start, count) {\n    const me = this;\n    const options = me.options || {};\n    const points = me.points || [];\n    if (!points.length || !options.borderWidth) {\n      return;\n    }\n    ctx.save();\n    draw(ctx, me, start, count);\n    ctx.restore();\n    if (me.animated) {\n      me._pointsUpdated = false;\n      me._path = undefined;\n    }\n  }\n}\nLineElement.id = 'line';\nLineElement.defaults = {\n  borderCapStyle: 'butt',\n  borderDash: [],\n  borderDashOffset: 0,\n  borderJoinStyle: 'miter',\n  borderWidth: 3,\n  capBezierPoints: true,\n  cubicInterpolationMode: 'default',\n  fill: false,\n  spanGaps: false,\n  stepped: false,\n  tension: 0,\n};\nLineElement.defaultRoutes = {\n  backgroundColor: 'backgroundColor',\n  borderColor: 'borderColor'\n};\nLineElement.descriptors = {\n  _scriptable: true,\n  _indexable: (name) => name !== 'borderDash' && name !== 'fill',\n};\n\nfunction inRange$1(el, pos, axis, useFinalPosition) {\n  const options = el.options;\n  const {[axis]: value} = el.getProps([axis], useFinalPosition);\n  return (Math.abs(pos - value) < options.radius + options.hitRadius);\n}\nclass PointElement extends Element {\n  constructor(cfg) {\n    super();\n    this.options = undefined;\n    this.parsed = undefined;\n    this.skip = undefined;\n    this.stop = undefined;\n    if (cfg) {\n      Object.assign(this, cfg);\n    }\n  }\n  inRange(mouseX, mouseY, useFinalPosition) {\n    const options = this.options;\n    const {x, y} = this.getProps(['x', 'y'], useFinalPosition);\n    return ((Math.pow(mouseX - x, 2) + Math.pow(mouseY - y, 2)) < Math.pow(options.hitRadius + options.radius, 2));\n  }\n  inXRange(mouseX, useFinalPosition) {\n    return inRange$1(this, mouseX, 'x', useFinalPosition);\n  }\n  inYRange(mouseY, useFinalPosition) {\n    return inRange$1(this, mouseY, 'y', useFinalPosition);\n  }\n  getCenterPoint(useFinalPosition) {\n    const {x, y} = this.getProps(['x', 'y'], useFinalPosition);\n    return {x, y};\n  }\n  size(options) {\n    options = options || this.options || {};\n    let radius = options.radius || 0;\n    radius = Math.max(radius, radius && options.hoverRadius || 0);\n    const borderWidth = radius && options.borderWidth || 0;\n    return (radius + borderWidth) * 2;\n  }\n  draw(ctx, area) {\n    const me = this;\n    const options = me.options;\n    if (me.skip || options.radius < 0.1 || !_isPointInArea(me, area, me.size(options) / 2)) {\n      return;\n    }\n    ctx.strokeStyle = options.borderColor;\n    ctx.lineWidth = options.borderWidth;\n    ctx.fillStyle = options.backgroundColor;\n    drawPoint(ctx, options, me.x, me.y);\n  }\n  getRange() {\n    const options = this.options || {};\n    return options.radius + options.hitRadius;\n  }\n}\nPointElement.id = 'point';\nPointElement.defaults = {\n  borderWidth: 1,\n  hitRadius: 1,\n  hoverBorderWidth: 1,\n  hoverRadius: 4,\n  pointStyle: 'circle',\n  radius: 3,\n  rotation: 0\n};\nPointElement.defaultRoutes = {\n  backgroundColor: 'backgroundColor',\n  borderColor: 'borderColor'\n};\n\nfunction getBarBounds(bar, useFinalPosition) {\n  const {x, y, base, width, height} = bar.getProps(['x', 'y', 'base', 'width', 'height'], useFinalPosition);\n  let left, right, top, bottom, half;\n  if (bar.horizontal) {\n    half = height / 2;\n    left = Math.min(x, base);\n    right = Math.max(x, base);\n    top = y - half;\n    bottom = y + half;\n  } else {\n    half = width / 2;\n    left = x - half;\n    right = x + half;\n    top = Math.min(y, base);\n    bottom = Math.max(y, base);\n  }\n  return {left, top, right, bottom};\n}\nfunction skipOrLimit(skip, value, min, max) {\n  return skip ? 0 : _limitValue(value, min, max);\n}\nfunction parseBorderWidth(bar, maxW, maxH) {\n  const value = bar.options.borderWidth;\n  const skip = bar.borderSkipped;\n  const o = toTRBL(value);\n  return {\n    t: skipOrLimit(skip.top, o.top, 0, maxH),\n    r: skipOrLimit(skip.right, o.right, 0, maxW),\n    b: skipOrLimit(skip.bottom, o.bottom, 0, maxH),\n    l: skipOrLimit(skip.left, o.left, 0, maxW)\n  };\n}\nfunction parseBorderRadius(bar, maxW, maxH) {\n  const {enableBorderRadius} = bar.getProps(['enableBorderRadius']);\n  const value = bar.options.borderRadius;\n  const o = toTRBLCorners(value);\n  const maxR = Math.min(maxW, maxH);\n  const skip = bar.borderSkipped;\n  const enableBorder = enableBorderRadius || isObject(value);\n  return {\n    topLeft: skipOrLimit(!enableBorder || skip.top || skip.left, o.topLeft, 0, maxR),\n    topRight: skipOrLimit(!enableBorder || skip.top || skip.right, o.topRight, 0, maxR),\n    bottomLeft: skipOrLimit(!enableBorder || skip.bottom || skip.left, o.bottomLeft, 0, maxR),\n    bottomRight: skipOrLimit(!enableBorder || skip.bottom || skip.right, o.bottomRight, 0, maxR)\n  };\n}\nfunction boundingRects(bar) {\n  const bounds = getBarBounds(bar);\n  const width = bounds.right - bounds.left;\n  const height = bounds.bottom - bounds.top;\n  const border = parseBorderWidth(bar, width / 2, height / 2);\n  const radius = parseBorderRadius(bar, width / 2, height / 2);\n  return {\n    outer: {\n      x: bounds.left,\n      y: bounds.top,\n      w: width,\n      h: height,\n      radius\n    },\n    inner: {\n      x: bounds.left + border.l,\n      y: bounds.top + border.t,\n      w: width - border.l - border.r,\n      h: height - border.t - border.b,\n      radius: {\n        topLeft: Math.max(0, radius.topLeft - Math.max(border.t, border.l)),\n        topRight: Math.max(0, radius.topRight - Math.max(border.t, border.r)),\n        bottomLeft: Math.max(0, radius.bottomLeft - Math.max(border.b, border.l)),\n        bottomRight: Math.max(0, radius.bottomRight - Math.max(border.b, border.r)),\n      }\n    }\n  };\n}\nfunction inRange(bar, x, y, useFinalPosition) {\n  const skipX = x === null;\n  const skipY = y === null;\n  const skipBoth = skipX && skipY;\n  const bounds = bar && !skipBoth && getBarBounds(bar, useFinalPosition);\n  return bounds\n\t\t&& (skipX || x >= bounds.left && x <= bounds.right)\n\t\t&& (skipY || y >= bounds.top && y <= bounds.bottom);\n}\nfunction hasRadius(radius) {\n  return radius.topLeft || radius.topRight || radius.bottomLeft || radius.bottomRight;\n}\nfunction addNormalRectPath(ctx, rect) {\n  ctx.rect(rect.x, rect.y, rect.w, rect.h);\n}\nfunction inflateRect(rect, amount, refRect = {}) {\n  const x = rect.x !== refRect.x ? -amount : 0;\n  const y = rect.y !== refRect.y ? -amount : 0;\n  const w = (rect.x + rect.w !== refRect.x + refRect.w ? amount : 0) - x;\n  const h = (rect.y + rect.h !== refRect.y + refRect.h ? amount : 0) - y;\n  return {\n    x: rect.x + x,\n    y: rect.y + y,\n    w: rect.w + w,\n    h: rect.h + h,\n    radius: rect.radius\n  };\n}\nclass BarElement extends Element {\n  constructor(cfg) {\n    super();\n    this.options = undefined;\n    this.horizontal = undefined;\n    this.base = undefined;\n    this.width = undefined;\n    this.height = undefined;\n    if (cfg) {\n      Object.assign(this, cfg);\n    }\n  }\n  draw(ctx) {\n    const options = this.options;\n    const {inner, outer} = boundingRects(this);\n    const addRectPath = hasRadius(outer.radius) ? addRoundedRectPath : addNormalRectPath;\n    const inflateAmount = 0.33;\n    ctx.save();\n    if (outer.w !== inner.w || outer.h !== inner.h) {\n      ctx.beginPath();\n      addRectPath(ctx, inflateRect(outer, inflateAmount, inner));\n      ctx.clip();\n      addRectPath(ctx, inflateRect(inner, -inflateAmount, outer));\n      ctx.fillStyle = options.borderColor;\n      ctx.fill('evenodd');\n    }\n    ctx.beginPath();\n    addRectPath(ctx, inflateRect(inner, inflateAmount, outer));\n    ctx.fillStyle = options.backgroundColor;\n    ctx.fill();\n    ctx.restore();\n  }\n  inRange(mouseX, mouseY, useFinalPosition) {\n    return inRange(this, mouseX, mouseY, useFinalPosition);\n  }\n  inXRange(mouseX, useFinalPosition) {\n    return inRange(this, mouseX, null, useFinalPosition);\n  }\n  inYRange(mouseY, useFinalPosition) {\n    return inRange(this, null, mouseY, useFinalPosition);\n  }\n  getCenterPoint(useFinalPosition) {\n    const {x, y, base, horizontal} = this.getProps(['x', 'y', 'base', 'horizontal'], useFinalPosition);\n    return {\n      x: horizontal ? (x + base) / 2 : x,\n      y: horizontal ? y : (y + base) / 2\n    };\n  }\n  getRange(axis) {\n    return axis === 'x' ? this.width / 2 : this.height / 2;\n  }\n}\nBarElement.id = 'bar';\nBarElement.defaults = {\n  borderSkipped: 'start',\n  borderWidth: 0,\n  borderRadius: 0,\n  enableBorderRadius: true,\n  pointStyle: undefined\n};\nBarElement.defaultRoutes = {\n  backgroundColor: 'backgroundColor',\n  borderColor: 'borderColor'\n};\n\nvar elements = /*#__PURE__*/Object.freeze({\n__proto__: null,\nArcElement: ArcElement,\nLineElement: LineElement,\nPointElement: PointElement,\nBarElement: BarElement\n});\n\nfunction lttbDecimation(data, start, count, availableWidth, options) {\n  const samples = options.samples || availableWidth;\n  if (samples >= count) {\n    return data.slice(start, start + count);\n  }\n  const decimated = [];\n  const bucketWidth = (count - 2) / (samples - 2);\n  let sampledIndex = 0;\n  const endIndex = start + count - 1;\n  let a = start;\n  let i, maxAreaPoint, maxArea, area, nextA;\n  decimated[sampledIndex++] = data[a];\n  for (i = 0; i < samples - 2; i++) {\n    let avgX = 0;\n    let avgY = 0;\n    let j;\n    const avgRangeStart = Math.floor((i + 1) * bucketWidth) + 1 + start;\n    const avgRangeEnd = Math.min(Math.floor((i + 2) * bucketWidth) + 1, count) + start;\n    const avgRangeLength = avgRangeEnd - avgRangeStart;\n    for (j = avgRangeStart; j < avgRangeEnd; j++) {\n      avgX += data[j].x;\n      avgY += data[j].y;\n    }\n    avgX /= avgRangeLength;\n    avgY /= avgRangeLength;\n    const rangeOffs = Math.floor(i * bucketWidth) + 1 + start;\n    const rangeTo = Math.min(Math.floor((i + 1) * bucketWidth) + 1, count) + start;\n    const {x: pointAx, y: pointAy} = data[a];\n    maxArea = area = -1;\n    for (j = rangeOffs; j < rangeTo; j++) {\n      area = 0.5 * Math.abs(\n        (pointAx - avgX) * (data[j].y - pointAy) -\n        (pointAx - data[j].x) * (avgY - pointAy)\n      );\n      if (area > maxArea) {\n        maxArea = area;\n        maxAreaPoint = data[j];\n        nextA = j;\n      }\n    }\n    decimated[sampledIndex++] = maxAreaPoint;\n    a = nextA;\n  }\n  decimated[sampledIndex++] = data[endIndex];\n  return decimated;\n}\nfunction minMaxDecimation(data, start, count, availableWidth) {\n  let avgX = 0;\n  let countX = 0;\n  let i, point, x, y, prevX, minIndex, maxIndex, startIndex, minY, maxY;\n  const decimated = [];\n  const endIndex = start + count - 1;\n  const xMin = data[start].x;\n  const xMax = data[endIndex].x;\n  const dx = xMax - xMin;\n  for (i = start; i < start + count; ++i) {\n    point = data[i];\n    x = (point.x - xMin) / dx * availableWidth;\n    y = point.y;\n    const truncX = x | 0;\n    if (truncX === prevX) {\n      if (y < minY) {\n        minY = y;\n        minIndex = i;\n      } else if (y > maxY) {\n        maxY = y;\n        maxIndex = i;\n      }\n      avgX = (countX * avgX + point.x) / ++countX;\n    } else {\n      const lastIndex = i - 1;\n      if (!isNullOrUndef(minIndex) && !isNullOrUndef(maxIndex)) {\n        const intermediateIndex1 = Math.min(minIndex, maxIndex);\n        const intermediateIndex2 = Math.max(minIndex, maxIndex);\n        if (intermediateIndex1 !== startIndex && intermediateIndex1 !== lastIndex) {\n          decimated.push({\n            ...data[intermediateIndex1],\n            x: avgX,\n          });\n        }\n        if (intermediateIndex2 !== startIndex && intermediateIndex2 !== lastIndex) {\n          decimated.push({\n            ...data[intermediateIndex2],\n            x: avgX\n          });\n        }\n      }\n      if (i > 0 && lastIndex !== startIndex) {\n        decimated.push(data[lastIndex]);\n      }\n      decimated.push(point);\n      prevX = truncX;\n      countX = 0;\n      minY = maxY = y;\n      minIndex = maxIndex = startIndex = i;\n    }\n  }\n  return decimated;\n}\nfunction cleanDecimatedDataset(dataset) {\n  if (dataset._decimated) {\n    const data = dataset._data;\n    delete dataset._decimated;\n    delete dataset._data;\n    Object.defineProperty(dataset, 'data', {value: data});\n  }\n}\nfunction cleanDecimatedData(chart) {\n  chart.data.datasets.forEach((dataset) => {\n    cleanDecimatedDataset(dataset);\n  });\n}\nfunction getStartAndCountOfVisiblePointsSimplified(meta, points) {\n  const pointCount = points.length;\n  let start = 0;\n  let count;\n  const {iScale} = meta;\n  const {min, max, minDefined, maxDefined} = iScale.getUserBounds();\n  if (minDefined) {\n    start = _limitValue(_lookupByKey(points, iScale.axis, min).lo, 0, pointCount - 1);\n  }\n  if (maxDefined) {\n    count = _limitValue(_lookupByKey(points, iScale.axis, max).hi + 1, start, pointCount) - start;\n  } else {\n    count = pointCount - start;\n  }\n  return {start, count};\n}\nvar plugin_decimation = {\n  id: 'decimation',\n  defaults: {\n    algorithm: 'min-max',\n    enabled: false,\n  },\n  beforeElementsUpdate: (chart, args, options) => {\n    if (!options.enabled) {\n      cleanDecimatedData(chart);\n      return;\n    }\n    const availableWidth = chart.width;\n    chart.data.datasets.forEach((dataset, datasetIndex) => {\n      const {_data, indexAxis} = dataset;\n      const meta = chart.getDatasetMeta(datasetIndex);\n      const data = _data || dataset.data;\n      if (resolve([indexAxis, chart.options.indexAxis]) === 'y') {\n        return;\n      }\n      if (meta.type !== 'line') {\n        return;\n      }\n      const xAxis = chart.scales[meta.xAxisID];\n      if (xAxis.type !== 'linear' && xAxis.type !== 'time') {\n        return;\n      }\n      if (chart.options.parsing) {\n        return;\n      }\n      let {start, count} = getStartAndCountOfVisiblePointsSimplified(meta, data);\n      const threshold = options.threshold || 4 * availableWidth;\n      if (count <= threshold) {\n        cleanDecimatedDataset(dataset);\n        return;\n      }\n      if (isNullOrUndef(_data)) {\n        dataset._data = data;\n        delete dataset.data;\n        Object.defineProperty(dataset, 'data', {\n          configurable: true,\n          enumerable: true,\n          get: function() {\n            return this._decimated;\n          },\n          set: function(d) {\n            this._data = d;\n          }\n        });\n      }\n      let decimated;\n      switch (options.algorithm) {\n      case 'lttb':\n        decimated = lttbDecimation(data, start, count, availableWidth, options);\n        break;\n      case 'min-max':\n        decimated = minMaxDecimation(data, start, count, availableWidth);\n        break;\n      default:\n        throw new Error(`Unsupported decimation algorithm '${options.algorithm}'`);\n      }\n      dataset._decimated = decimated;\n    });\n  },\n  destroy(chart) {\n    cleanDecimatedData(chart);\n  }\n};\n\nfunction getLineByIndex(chart, index) {\n  const meta = chart.getDatasetMeta(index);\n  const visible = meta && chart.isDatasetVisible(index);\n  return visible ? meta.dataset : null;\n}\nfunction parseFillOption(line) {\n  const options = line.options;\n  const fillOption = options.fill;\n  let fill = valueOrDefault(fillOption && fillOption.target, fillOption);\n  if (fill === undefined) {\n    fill = !!options.backgroundColor;\n  }\n  if (fill === false || fill === null) {\n    return false;\n  }\n  if (fill === true) {\n    return 'origin';\n  }\n  return fill;\n}\nfunction decodeFill(line, index, count) {\n  const fill = parseFillOption(line);\n  if (isObject(fill)) {\n    return isNaN(fill.value) ? false : fill;\n  }\n  let target = parseFloat(fill);\n  if (isNumberFinite(target) && Math.floor(target) === target) {\n    if (fill[0] === '-' || fill[0] === '+') {\n      target = index + target;\n    }\n    if (target === index || target < 0 || target >= count) {\n      return false;\n    }\n    return target;\n  }\n  return ['origin', 'start', 'end', 'stack', 'shape'].indexOf(fill) >= 0 && fill;\n}\nfunction computeLinearBoundary(source) {\n  const {scale = {}, fill} = source;\n  let target = null;\n  let horizontal;\n  if (fill === 'start') {\n    target = scale.bottom;\n  } else if (fill === 'end') {\n    target = scale.top;\n  } else if (isObject(fill)) {\n    target = scale.getPixelForValue(fill.value);\n  } else if (scale.getBasePixel) {\n    target = scale.getBasePixel();\n  }\n  if (isNumberFinite(target)) {\n    horizontal = scale.isHorizontal();\n    return {\n      x: horizontal ? target : null,\n      y: horizontal ? null : target\n    };\n  }\n  return null;\n}\nclass simpleArc {\n  constructor(opts) {\n    this.x = opts.x;\n    this.y = opts.y;\n    this.radius = opts.radius;\n  }\n  pathSegment(ctx, bounds, opts) {\n    const {x, y, radius} = this;\n    bounds = bounds || {start: 0, end: TAU};\n    ctx.arc(x, y, radius, bounds.end, bounds.start, true);\n    return !opts.bounds;\n  }\n  interpolate(point) {\n    const {x, y, radius} = this;\n    const angle = point.angle;\n    return {\n      x: x + Math.cos(angle) * radius,\n      y: y + Math.sin(angle) * radius,\n      angle\n    };\n  }\n}\nfunction computeCircularBoundary(source) {\n  const {scale, fill} = source;\n  const options = scale.options;\n  const length = scale.getLabels().length;\n  const target = [];\n  const start = options.reverse ? scale.max : scale.min;\n  const end = options.reverse ? scale.min : scale.max;\n  let i, center, value;\n  if (fill === 'start') {\n    value = start;\n  } else if (fill === 'end') {\n    value = end;\n  } else if (isObject(fill)) {\n    value = fill.value;\n  } else {\n    value = scale.getBaseValue();\n  }\n  if (options.grid.circular) {\n    center = scale.getPointPositionForValue(0, start);\n    return new simpleArc({\n      x: center.x,\n      y: center.y,\n      radius: scale.getDistanceFromCenterForValue(value)\n    });\n  }\n  for (i = 0; i < length; ++i) {\n    target.push(scale.getPointPositionForValue(i, value));\n  }\n  return target;\n}\nfunction computeBoundary(source) {\n  const scale = source.scale || {};\n  if (scale.getPointPositionForValue) {\n    return computeCircularBoundary(source);\n  }\n  return computeLinearBoundary(source);\n}\nfunction findSegmentEnd(start, end, points) {\n  for (;end > start; end--) {\n    const point = points[end];\n    if (!isNaN(point.x) && !isNaN(point.y)) {\n      break;\n    }\n  }\n  return end;\n}\nfunction pointsFromSegments(boundary, line) {\n  const {x = null, y = null} = boundary || {};\n  const linePoints = line.points;\n  const points = [];\n  line.segments.forEach(({start, end}) => {\n    end = findSegmentEnd(start, end, linePoints);\n    const first = linePoints[start];\n    const last = linePoints[end];\n    if (y !== null) {\n      points.push({x: first.x, y});\n      points.push({x: last.x, y});\n    } else if (x !== null) {\n      points.push({x, y: first.y});\n      points.push({x, y: last.y});\n    }\n  });\n  return points;\n}\nfunction buildStackLine(source) {\n  const {chart, scale, index, line} = source;\n  const points = [];\n  const segments = line.segments;\n  const sourcePoints = line.points;\n  const linesBelow = getLinesBelow(chart, index);\n  linesBelow.push(createBoundaryLine({x: null, y: scale.bottom}, line));\n  for (let i = 0; i < segments.length; i++) {\n    const segment = segments[i];\n    for (let j = segment.start; j <= segment.end; j++) {\n      addPointsBelow(points, sourcePoints[j], linesBelow);\n    }\n  }\n  return new LineElement({points, options: {}});\n}\nconst isLineAndNotInHideAnimation = (meta) => meta.type === 'line' && !meta.hidden;\nfunction getLinesBelow(chart, index) {\n  const below = [];\n  const metas = chart.getSortedVisibleDatasetMetas();\n  for (let i = 0; i < metas.length; i++) {\n    const meta = metas[i];\n    if (meta.index === index) {\n      break;\n    }\n    if (isLineAndNotInHideAnimation(meta)) {\n      below.unshift(meta.dataset);\n    }\n  }\n  return below;\n}\nfunction addPointsBelow(points, sourcePoint, linesBelow) {\n  const postponed = [];\n  for (let j = 0; j < linesBelow.length; j++) {\n    const line = linesBelow[j];\n    const {first, last, point} = findPoint(line, sourcePoint, 'x');\n    if (!point || (first && last)) {\n      continue;\n    }\n    if (first) {\n      postponed.unshift(point);\n    } else {\n      points.push(point);\n      if (!last) {\n        break;\n      }\n    }\n  }\n  points.push(...postponed);\n}\nfunction findPoint(line, sourcePoint, property) {\n  const point = line.interpolate(sourcePoint, property);\n  if (!point) {\n    return {};\n  }\n  const pointValue = point[property];\n  const segments = line.segments;\n  const linePoints = line.points;\n  let first = false;\n  let last = false;\n  for (let i = 0; i < segments.length; i++) {\n    const segment = segments[i];\n    const firstValue = linePoints[segment.start][property];\n    const lastValue = linePoints[segment.end][property];\n    if (pointValue >= firstValue && pointValue <= lastValue) {\n      first = pointValue === firstValue;\n      last = pointValue === lastValue;\n      break;\n    }\n  }\n  return {first, last, point};\n}\nfunction getTarget(source) {\n  const {chart, fill, line} = source;\n  if (isNumberFinite(fill)) {\n    return getLineByIndex(chart, fill);\n  }\n  if (fill === 'stack') {\n    return buildStackLine(source);\n  }\n  if (fill === 'shape') {\n    return true;\n  }\n  const boundary = computeBoundary(source);\n  if (boundary instanceof simpleArc) {\n    return boundary;\n  }\n  return createBoundaryLine(boundary, line);\n}\nfunction createBoundaryLine(boundary, line) {\n  let points = [];\n  let _loop = false;\n  if (isArray(boundary)) {\n    _loop = true;\n    points = boundary;\n  } else {\n    points = pointsFromSegments(boundary, line);\n  }\n  return points.length ? new LineElement({\n    points,\n    options: {tension: 0},\n    _loop,\n    _fullLoop: _loop\n  }) : null;\n}\nfunction resolveTarget(sources, index, propagate) {\n  const source = sources[index];\n  let fill = source.fill;\n  const visited = [index];\n  let target;\n  if (!propagate) {\n    return fill;\n  }\n  while (fill !== false && visited.indexOf(fill) === -1) {\n    if (!isNumberFinite(fill)) {\n      return fill;\n    }\n    target = sources[fill];\n    if (!target) {\n      return false;\n    }\n    if (target.visible) {\n      return fill;\n    }\n    visited.push(fill);\n    fill = target.fill;\n  }\n  return false;\n}\nfunction _clip(ctx, target, clipY) {\n  ctx.beginPath();\n  target.path(ctx);\n  ctx.lineTo(target.last().x, clipY);\n  ctx.lineTo(target.first().x, clipY);\n  ctx.closePath();\n  ctx.clip();\n}\nfunction getBounds(property, first, last, loop) {\n  if (loop) {\n    return;\n  }\n  let start = first[property];\n  let end = last[property];\n  if (property === 'angle') {\n    start = _normalizeAngle(start);\n    end = _normalizeAngle(end);\n  }\n  return {property, start, end};\n}\nfunction _getEdge(a, b, prop, fn) {\n  if (a && b) {\n    return fn(a[prop], b[prop]);\n  }\n  return a ? a[prop] : b ? b[prop] : 0;\n}\nfunction _segments(line, target, property) {\n  const segments = line.segments;\n  const points = line.points;\n  const tpoints = target.points;\n  const parts = [];\n  for (const segment of segments) {\n    let {start, end} = segment;\n    end = findSegmentEnd(start, end, points);\n    const bounds = getBounds(property, points[start], points[end], segment.loop);\n    if (!target.segments) {\n      parts.push({\n        source: segment,\n        target: bounds,\n        start: points[start],\n        end: points[end]\n      });\n      continue;\n    }\n    const targetSegments = _boundSegments(target, bounds);\n    for (const tgt of targetSegments) {\n      const subBounds = getBounds(property, tpoints[tgt.start], tpoints[tgt.end], tgt.loop);\n      const fillSources = _boundSegment(segment, points, subBounds);\n      for (const fillSource of fillSources) {\n        parts.push({\n          source: fillSource,\n          target: tgt,\n          start: {\n            [property]: _getEdge(bounds, subBounds, 'start', Math.max)\n          },\n          end: {\n            [property]: _getEdge(bounds, subBounds, 'end', Math.min)\n          }\n        });\n      }\n    }\n  }\n  return parts;\n}\nfunction clipBounds(ctx, scale, bounds) {\n  const {top, bottom} = scale.chart.chartArea;\n  const {property, start, end} = bounds || {};\n  if (property === 'x') {\n    ctx.beginPath();\n    ctx.rect(start, top, end - start, bottom - top);\n    ctx.clip();\n  }\n}\nfunction interpolatedLineTo(ctx, target, point, property) {\n  const interpolatedPoint = target.interpolate(point, property);\n  if (interpolatedPoint) {\n    ctx.lineTo(interpolatedPoint.x, interpolatedPoint.y);\n  }\n}\nfunction _fill(ctx, cfg) {\n  const {line, target, property, color, scale} = cfg;\n  const segments = _segments(line, target, property);\n  for (const {source: src, target: tgt, start, end} of segments) {\n    const {style: {backgroundColor = color} = {}} = src;\n    const notShape = target !== true;\n    ctx.save();\n    ctx.fillStyle = backgroundColor;\n    clipBounds(ctx, scale, notShape && getBounds(property, start, end));\n    ctx.beginPath();\n    const lineLoop = !!line.pathSegment(ctx, src);\n    let loop;\n    if (notShape) {\n      if (lineLoop) {\n        ctx.closePath();\n      } else {\n        interpolatedLineTo(ctx, target, end, property);\n      }\n      const targetLoop = !!target.pathSegment(ctx, tgt, {move: lineLoop, reverse: true});\n      loop = lineLoop && targetLoop;\n      if (!loop) {\n        interpolatedLineTo(ctx, target, start, property);\n      }\n    }\n    ctx.closePath();\n    ctx.fill(loop ? 'evenodd' : 'nonzero');\n    ctx.restore();\n  }\n}\nfunction doFill(ctx, cfg) {\n  const {line, target, above, below, area, scale} = cfg;\n  const property = line._loop ? 'angle' : cfg.axis;\n  ctx.save();\n  if (property === 'x' && below !== above) {\n    _clip(ctx, target, area.top);\n    _fill(ctx, {line, target, color: above, scale, property});\n    ctx.restore();\n    ctx.save();\n    _clip(ctx, target, area.bottom);\n  }\n  _fill(ctx, {line, target, color: below, scale, property});\n  ctx.restore();\n}\nfunction drawfill(ctx, source, area) {\n  const target = getTarget(source);\n  const {line, scale, axis} = source;\n  const lineOpts = line.options;\n  const fillOption = lineOpts.fill;\n  const color = lineOpts.backgroundColor;\n  const {above = color, below = color} = fillOption || {};\n  if (target && line.points.length) {\n    clipArea(ctx, area);\n    doFill(ctx, {line, target, above, below, area, scale, axis});\n    unclipArea(ctx);\n  }\n}\nvar plugin_filler = {\n  id: 'filler',\n  afterDatasetsUpdate(chart, _args, options) {\n    const count = (chart.data.datasets || []).length;\n    const sources = [];\n    let meta, i, line, source;\n    for (i = 0; i < count; ++i) {\n      meta = chart.getDatasetMeta(i);\n      line = meta.dataset;\n      source = null;\n      if (line && line.options && line instanceof LineElement) {\n        source = {\n          visible: chart.isDatasetVisible(i),\n          index: i,\n          fill: decodeFill(line, i, count),\n          chart,\n          axis: meta.controller.options.indexAxis,\n          scale: meta.vScale,\n          line,\n        };\n      }\n      meta.$filler = source;\n      sources.push(source);\n    }\n    for (i = 0; i < count; ++i) {\n      source = sources[i];\n      if (!source || source.fill === false) {\n        continue;\n      }\n      source.fill = resolveTarget(sources, i, options.propagate);\n    }\n  },\n  beforeDraw(chart, _args, options) {\n    const draw = options.drawTime === 'beforeDraw';\n    const metasets = chart.getSortedVisibleDatasetMetas();\n    const area = chart.chartArea;\n    for (let i = metasets.length - 1; i >= 0; --i) {\n      const source = metasets[i].$filler;\n      if (!source) {\n        continue;\n      }\n      source.line.updateControlPoints(area, source.axis);\n      if (draw) {\n        drawfill(chart.ctx, source, area);\n      }\n    }\n  },\n  beforeDatasetsDraw(chart, _args, options) {\n    if (options.drawTime !== 'beforeDatasetsDraw') {\n      return;\n    }\n    const metasets = chart.getSortedVisibleDatasetMetas();\n    for (let i = metasets.length - 1; i >= 0; --i) {\n      const source = metasets[i].$filler;\n      if (source) {\n        drawfill(chart.ctx, source, chart.chartArea);\n      }\n    }\n  },\n  beforeDatasetDraw(chart, args, options) {\n    const source = args.meta.$filler;\n    if (!source || source.fill === false || options.drawTime !== 'beforeDatasetDraw') {\n      return;\n    }\n    drawfill(chart.ctx, source, chart.chartArea);\n  },\n  defaults: {\n    propagate: true,\n    drawTime: 'beforeDatasetDraw'\n  }\n};\n\nconst getBoxSize = (labelOpts, fontSize) => {\n  let {boxHeight = fontSize, boxWidth = fontSize} = labelOpts;\n  if (labelOpts.usePointStyle) {\n    boxHeight = Math.min(boxHeight, fontSize);\n    boxWidth = Math.min(boxWidth, fontSize);\n  }\n  return {\n    boxWidth,\n    boxHeight,\n    itemHeight: Math.max(fontSize, boxHeight)\n  };\n};\nconst itemsEqual = (a, b) => a !== null && b !== null && a.datasetIndex === b.datasetIndex && a.index === b.index;\nclass Legend extends Element {\n  constructor(config) {\n    super();\n    this._added = false;\n    this.legendHitBoxes = [];\n    this._hoveredItem = null;\n    this.doughnutMode = false;\n    this.chart = config.chart;\n    this.options = config.options;\n    this.ctx = config.ctx;\n    this.legendItems = undefined;\n    this.columnSizes = undefined;\n    this.lineWidths = undefined;\n    this.maxHeight = undefined;\n    this.maxWidth = undefined;\n    this.top = undefined;\n    this.bottom = undefined;\n    this.left = undefined;\n    this.right = undefined;\n    this.height = undefined;\n    this.width = undefined;\n    this._margins = undefined;\n    this.position = undefined;\n    this.weight = undefined;\n    this.fullSize = undefined;\n  }\n  update(maxWidth, maxHeight, margins) {\n    const me = this;\n    me.maxWidth = maxWidth;\n    me.maxHeight = maxHeight;\n    me._margins = margins;\n    me.setDimensions();\n    me.buildLabels();\n    me.fit();\n  }\n  setDimensions() {\n    const me = this;\n    if (me.isHorizontal()) {\n      me.width = me.maxWidth;\n      me.left = me._margins.left;\n      me.right = me.width;\n    } else {\n      me.height = me.maxHeight;\n      me.top = me._margins.top;\n      me.bottom = me.height;\n    }\n  }\n  buildLabels() {\n    const me = this;\n    const labelOpts = me.options.labels || {};\n    let legendItems = callback(labelOpts.generateLabels, [me.chart], me) || [];\n    if (labelOpts.filter) {\n      legendItems = legendItems.filter((item) => labelOpts.filter(item, me.chart.data));\n    }\n    if (labelOpts.sort) {\n      legendItems = legendItems.sort((a, b) => labelOpts.sort(a, b, me.chart.data));\n    }\n    if (me.options.reverse) {\n      legendItems.reverse();\n    }\n    me.legendItems = legendItems;\n  }\n  fit() {\n    const me = this;\n    const {options, ctx} = me;\n    if (!options.display) {\n      me.width = me.height = 0;\n      return;\n    }\n    const labelOpts = options.labels;\n    const labelFont = toFont(labelOpts.font);\n    const fontSize = labelFont.size;\n    const titleHeight = me._computeTitleHeight();\n    const {boxWidth, itemHeight} = getBoxSize(labelOpts, fontSize);\n    let width, height;\n    ctx.font = labelFont.string;\n    if (me.isHorizontal()) {\n      width = me.maxWidth;\n      height = me._fitRows(titleHeight, fontSize, boxWidth, itemHeight) + 10;\n    } else {\n      height = me.maxHeight;\n      width = me._fitCols(titleHeight, fontSize, boxWidth, itemHeight) + 10;\n    }\n    me.width = Math.min(width, options.maxWidth || me.maxWidth);\n    me.height = Math.min(height, options.maxHeight || me.maxHeight);\n  }\n  _fitRows(titleHeight, fontSize, boxWidth, itemHeight) {\n    const me = this;\n    const {ctx, maxWidth, options: {labels: {padding}}} = me;\n    const hitboxes = me.legendHitBoxes = [];\n    const lineWidths = me.lineWidths = [0];\n    const lineHeight = itemHeight + padding;\n    let totalHeight = titleHeight;\n    ctx.textAlign = 'left';\n    ctx.textBaseline = 'middle';\n    let row = -1;\n    let top = -lineHeight;\n    me.legendItems.forEach((legendItem, i) => {\n      const itemWidth = boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width;\n      if (i === 0 || lineWidths[lineWidths.length - 1] + itemWidth + 2 * padding > maxWidth) {\n        totalHeight += lineHeight;\n        lineWidths[lineWidths.length - (i > 0 ? 0 : 1)] = 0;\n        top += lineHeight;\n        row++;\n      }\n      hitboxes[i] = {left: 0, top, row, width: itemWidth, height: itemHeight};\n      lineWidths[lineWidths.length - 1] += itemWidth + padding;\n    });\n    return totalHeight;\n  }\n  _fitCols(titleHeight, fontSize, boxWidth, itemHeight) {\n    const me = this;\n    const {ctx, maxHeight, options: {labels: {padding}}} = me;\n    const hitboxes = me.legendHitBoxes = [];\n    const columnSizes = me.columnSizes = [];\n    const heightLimit = maxHeight - titleHeight;\n    let totalWidth = padding;\n    let currentColWidth = 0;\n    let currentColHeight = 0;\n    let left = 0;\n    let col = 0;\n    me.legendItems.forEach((legendItem, i) => {\n      const itemWidth = boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width;\n      if (i > 0 && currentColHeight + itemHeight + 2 * padding > heightLimit) {\n        totalWidth += currentColWidth + padding;\n        columnSizes.push({width: currentColWidth, height: currentColHeight});\n        left += currentColWidth + padding;\n        col++;\n        currentColWidth = currentColHeight = 0;\n      }\n      hitboxes[i] = {left, top: currentColHeight, col, width: itemWidth, height: itemHeight};\n      currentColWidth = Math.max(currentColWidth, itemWidth);\n      currentColHeight += itemHeight + padding;\n    });\n    totalWidth += currentColWidth;\n    columnSizes.push({width: currentColWidth, height: currentColHeight});\n    return totalWidth;\n  }\n  adjustHitBoxes() {\n    const me = this;\n    if (!me.options.display) {\n      return;\n    }\n    const titleHeight = me._computeTitleHeight();\n    const {legendHitBoxes: hitboxes, options: {align, labels: {padding}, rtl}} = me;\n    const rtlHelper = getRtlAdapter(rtl, me.left, me.width);\n    if (this.isHorizontal()) {\n      let row = 0;\n      let left = _alignStartEnd(align, me.left + padding, me.right - me.lineWidths[row]);\n      for (const hitbox of hitboxes) {\n        if (row !== hitbox.row) {\n          row = hitbox.row;\n          left = _alignStartEnd(align, me.left + padding, me.right - me.lineWidths[row]);\n        }\n        hitbox.top += me.top + titleHeight + padding;\n        hitbox.left = rtlHelper.leftForLtr(rtlHelper.x(left), hitbox.width);\n        left += hitbox.width + padding;\n      }\n    } else {\n      let col = 0;\n      let top = _alignStartEnd(align, me.top + titleHeight + padding, me.bottom - me.columnSizes[col].height);\n      for (const hitbox of hitboxes) {\n        if (hitbox.col !== col) {\n          col = hitbox.col;\n          top = _alignStartEnd(align, me.top + titleHeight + padding, me.bottom - me.columnSizes[col].height);\n        }\n        hitbox.top = top;\n        hitbox.left += me.left + padding;\n        hitbox.left = rtlHelper.leftForLtr(rtlHelper.x(hitbox.left), hitbox.width);\n        top += hitbox.height + padding;\n      }\n    }\n  }\n  isHorizontal() {\n    return this.options.position === 'top' || this.options.position === 'bottom';\n  }\n  draw() {\n    const me = this;\n    if (me.options.display) {\n      const ctx = me.ctx;\n      clipArea(ctx, me);\n      me._draw();\n      unclipArea(ctx);\n    }\n  }\n  _draw() {\n    const me = this;\n    const {options: opts, columnSizes, lineWidths, ctx} = me;\n    const {align, labels: labelOpts} = opts;\n    const defaultColor = defaults.color;\n    const rtlHelper = getRtlAdapter(opts.rtl, me.left, me.width);\n    const labelFont = toFont(labelOpts.font);\n    const {color: fontColor, padding} = labelOpts;\n    const fontSize = labelFont.size;\n    const halfFontSize = fontSize / 2;\n    let cursor;\n    me.drawTitle();\n    ctx.textAlign = rtlHelper.textAlign('left');\n    ctx.textBaseline = 'middle';\n    ctx.lineWidth = 0.5;\n    ctx.font = labelFont.string;\n    const {boxWidth, boxHeight, itemHeight} = getBoxSize(labelOpts, fontSize);\n    const drawLegendBox = function(x, y, legendItem) {\n      if (isNaN(boxWidth) || boxWidth <= 0 || isNaN(boxHeight) || boxHeight < 0) {\n        return;\n      }\n      ctx.save();\n      const lineWidth = valueOrDefault(legendItem.lineWidth, 1);\n      ctx.fillStyle = valueOrDefault(legendItem.fillStyle, defaultColor);\n      ctx.lineCap = valueOrDefault(legendItem.lineCap, 'butt');\n      ctx.lineDashOffset = valueOrDefault(legendItem.lineDashOffset, 0);\n      ctx.lineJoin = valueOrDefault(legendItem.lineJoin, 'miter');\n      ctx.lineWidth = lineWidth;\n      ctx.strokeStyle = valueOrDefault(legendItem.strokeStyle, defaultColor);\n      ctx.setLineDash(valueOrDefault(legendItem.lineDash, []));\n      if (labelOpts.usePointStyle) {\n        const drawOptions = {\n          radius: boxWidth * Math.SQRT2 / 2,\n          pointStyle: legendItem.pointStyle,\n          rotation: legendItem.rotation,\n          borderWidth: lineWidth\n        };\n        const centerX = rtlHelper.xPlus(x, boxWidth / 2);\n        const centerY = y + halfFontSize;\n        drawPoint(ctx, drawOptions, centerX, centerY);\n      } else {\n        const yBoxTop = y + Math.max((fontSize - boxHeight) / 2, 0);\n        const xBoxLeft = rtlHelper.leftForLtr(x, boxWidth);\n        const borderRadius = toTRBLCorners(legendItem.borderRadius);\n        ctx.beginPath();\n        if (Object.values(borderRadius).some(v => v !== 0)) {\n          addRoundedRectPath(ctx, {\n            x: xBoxLeft,\n            y: yBoxTop,\n            w: boxWidth,\n            h: boxHeight,\n            radius: borderRadius,\n          });\n        } else {\n          ctx.rect(xBoxLeft, yBoxTop, boxWidth, boxHeight);\n        }\n        ctx.fill();\n        if (lineWidth !== 0) {\n          ctx.stroke();\n        }\n      }\n      ctx.restore();\n    };\n    const fillText = function(x, y, legendItem) {\n      renderText(ctx, legendItem.text, x, y + (itemHeight / 2), labelFont, {\n        strikethrough: legendItem.hidden,\n        textAlign: rtlHelper.textAlign(legendItem.textAlign)\n      });\n    };\n    const isHorizontal = me.isHorizontal();\n    const titleHeight = this._computeTitleHeight();\n    if (isHorizontal) {\n      cursor = {\n        x: _alignStartEnd(align, me.left + padding, me.right - lineWidths[0]),\n        y: me.top + padding + titleHeight,\n        line: 0\n      };\n    } else {\n      cursor = {\n        x: me.left + padding,\n        y: _alignStartEnd(align, me.top + titleHeight + padding, me.bottom - columnSizes[0].height),\n        line: 0\n      };\n    }\n    overrideTextDirection(me.ctx, opts.textDirection);\n    const lineHeight = itemHeight + padding;\n    me.legendItems.forEach((legendItem, i) => {\n      ctx.strokeStyle = legendItem.fontColor || fontColor;\n      ctx.fillStyle = legendItem.fontColor || fontColor;\n      const textWidth = ctx.measureText(legendItem.text).width;\n      const textAlign = rtlHelper.textAlign(legendItem.textAlign || (legendItem.textAlign = labelOpts.textAlign));\n      const width = boxWidth + halfFontSize + textWidth;\n      let x = cursor.x;\n      let y = cursor.y;\n      rtlHelper.setWidth(me.width);\n      if (isHorizontal) {\n        if (i > 0 && x + width + padding > me.right) {\n          y = cursor.y += lineHeight;\n          cursor.line++;\n          x = cursor.x = _alignStartEnd(align, me.left + padding, me.right - lineWidths[cursor.line]);\n        }\n      } else if (i > 0 && y + lineHeight > me.bottom) {\n        x = cursor.x = x + columnSizes[cursor.line].width + padding;\n        cursor.line++;\n        y = cursor.y = _alignStartEnd(align, me.top + titleHeight + padding, me.bottom - columnSizes[cursor.line].height);\n      }\n      const realX = rtlHelper.x(x);\n      drawLegendBox(realX, y, legendItem);\n      x = _textX(textAlign, x + boxWidth + halfFontSize, isHorizontal ? x + width : me.right, opts.rtl);\n      fillText(rtlHelper.x(x), y, legendItem);\n      if (isHorizontal) {\n        cursor.x += width + padding;\n      } else {\n        cursor.y += lineHeight;\n      }\n    });\n    restoreTextDirection(me.ctx, opts.textDirection);\n  }\n  drawTitle() {\n    const me = this;\n    const opts = me.options;\n    const titleOpts = opts.title;\n    const titleFont = toFont(titleOpts.font);\n    const titlePadding = toPadding(titleOpts.padding);\n    if (!titleOpts.display) {\n      return;\n    }\n    const rtlHelper = getRtlAdapter(opts.rtl, me.left, me.width);\n    const ctx = me.ctx;\n    const position = titleOpts.position;\n    const halfFontSize = titleFont.size / 2;\n    const topPaddingPlusHalfFontSize = titlePadding.top + halfFontSize;\n    let y;\n    let left = me.left;\n    let maxWidth = me.width;\n    if (this.isHorizontal()) {\n      maxWidth = Math.max(...me.lineWidths);\n      y = me.top + topPaddingPlusHalfFontSize;\n      left = _alignStartEnd(opts.align, left, me.right - maxWidth);\n    } else {\n      const maxHeight = me.columnSizes.reduce((acc, size) => Math.max(acc, size.height), 0);\n      y = topPaddingPlusHalfFontSize + _alignStartEnd(opts.align, me.top, me.bottom - maxHeight - opts.labels.padding - me._computeTitleHeight());\n    }\n    const x = _alignStartEnd(position, left, left + maxWidth);\n    ctx.textAlign = rtlHelper.textAlign(_toLeftRightCenter(position));\n    ctx.textBaseline = 'middle';\n    ctx.strokeStyle = titleOpts.color;\n    ctx.fillStyle = titleOpts.color;\n    ctx.font = titleFont.string;\n    renderText(ctx, titleOpts.text, x, y, titleFont);\n  }\n  _computeTitleHeight() {\n    const titleOpts = this.options.title;\n    const titleFont = toFont(titleOpts.font);\n    const titlePadding = toPadding(titleOpts.padding);\n    return titleOpts.display ? titleFont.lineHeight + titlePadding.height : 0;\n  }\n  _getLegendItemAt(x, y) {\n    const me = this;\n    let i, hitBox, lh;\n    if (x >= me.left && x <= me.right && y >= me.top && y <= me.bottom) {\n      lh = me.legendHitBoxes;\n      for (i = 0; i < lh.length; ++i) {\n        hitBox = lh[i];\n        if (x >= hitBox.left && x <= hitBox.left + hitBox.width && y >= hitBox.top && y <= hitBox.top + hitBox.height) {\n          return me.legendItems[i];\n        }\n      }\n    }\n    return null;\n  }\n  handleEvent(e) {\n    const me = this;\n    const opts = me.options;\n    if (!isListened(e.type, opts)) {\n      return;\n    }\n    const hoveredItem = me._getLegendItemAt(e.x, e.y);\n    if (e.type === 'mousemove') {\n      const previous = me._hoveredItem;\n      const sameItem = itemsEqual(previous, hoveredItem);\n      if (previous && !sameItem) {\n        callback(opts.onLeave, [e, previous, me], me);\n      }\n      me._hoveredItem = hoveredItem;\n      if (hoveredItem && !sameItem) {\n        callback(opts.onHover, [e, hoveredItem, me], me);\n      }\n    } else if (hoveredItem) {\n      callback(opts.onClick, [e, hoveredItem, me], me);\n    }\n  }\n}\nfunction isListened(type, opts) {\n  if (type === 'mousemove' && (opts.onHover || opts.onLeave)) {\n    return true;\n  }\n  if (opts.onClick && (type === 'click' || type === 'mouseup')) {\n    return true;\n  }\n  return false;\n}\nvar plugin_legend = {\n  id: 'legend',\n  _element: Legend,\n  start(chart, _args, options) {\n    const legend = chart.legend = new Legend({ctx: chart.ctx, options, chart});\n    layouts.configure(chart, legend, options);\n    layouts.addBox(chart, legend);\n  },\n  stop(chart) {\n    layouts.removeBox(chart, chart.legend);\n    delete chart.legend;\n  },\n  beforeUpdate(chart, _args, options) {\n    const legend = chart.legend;\n    layouts.configure(chart, legend, options);\n    legend.options = options;\n  },\n  afterUpdate(chart) {\n    const legend = chart.legend;\n    legend.buildLabels();\n    legend.adjustHitBoxes();\n  },\n  afterEvent(chart, args) {\n    if (!args.replay) {\n      chart.legend.handleEvent(args.event);\n    }\n  },\n  defaults: {\n    display: true,\n    position: 'top',\n    align: 'center',\n    fullSize: true,\n    reverse: false,\n    weight: 1000,\n    onClick(e, legendItem, legend) {\n      const index = legendItem.datasetIndex;\n      const ci = legend.chart;\n      if (ci.isDatasetVisible(index)) {\n        ci.hide(index);\n        legendItem.hidden = true;\n      } else {\n        ci.show(index);\n        legendItem.hidden = false;\n      }\n    },\n    onHover: null,\n    onLeave: null,\n    labels: {\n      color: (ctx) => ctx.chart.options.color,\n      boxWidth: 40,\n      padding: 10,\n      generateLabels(chart) {\n        const datasets = chart.data.datasets;\n        const {labels: {usePointStyle, pointStyle, textAlign, color}} = chart.legend.options;\n        return chart._getSortedDatasetMetas().map((meta) => {\n          const style = meta.controller.getStyle(usePointStyle ? 0 : undefined);\n          const borderWidth = toPadding(style.borderWidth);\n          return {\n            text: datasets[meta.index].label,\n            fillStyle: style.backgroundColor,\n            fontColor: color,\n            hidden: !meta.visible,\n            lineCap: style.borderCapStyle,\n            lineDash: style.borderDash,\n            lineDashOffset: style.borderDashOffset,\n            lineJoin: style.borderJoinStyle,\n            lineWidth: (borderWidth.width + borderWidth.height) / 4,\n            strokeStyle: style.borderColor,\n            pointStyle: pointStyle || style.pointStyle,\n            rotation: style.rotation,\n            textAlign: textAlign || style.textAlign,\n            borderRadius: 0,\n            datasetIndex: meta.index\n          };\n        }, this);\n      }\n    },\n    title: {\n      color: (ctx) => ctx.chart.options.color,\n      display: false,\n      position: 'center',\n      text: '',\n    }\n  },\n  descriptors: {\n    _scriptable: (name) => !name.startsWith('on'),\n    labels: {\n      _scriptable: (name) => !['generateLabels', 'filter', 'sort'].includes(name),\n    }\n  },\n};\n\nclass Title extends Element {\n  constructor(config) {\n    super();\n    this.chart = config.chart;\n    this.options = config.options;\n    this.ctx = config.ctx;\n    this._padding = undefined;\n    this.top = undefined;\n    this.bottom = undefined;\n    this.left = undefined;\n    this.right = undefined;\n    this.width = undefined;\n    this.height = undefined;\n    this.position = undefined;\n    this.weight = undefined;\n    this.fullSize = undefined;\n  }\n  update(maxWidth, maxHeight) {\n    const me = this;\n    const opts = me.options;\n    me.left = 0;\n    me.top = 0;\n    if (!opts.display) {\n      me.width = me.height = me.right = me.bottom = 0;\n      return;\n    }\n    me.width = me.right = maxWidth;\n    me.height = me.bottom = maxHeight;\n    const lineCount = isArray(opts.text) ? opts.text.length : 1;\n    me._padding = toPadding(opts.padding);\n    const textSize = lineCount * toFont(opts.font).lineHeight + me._padding.height;\n    if (me.isHorizontal()) {\n      me.height = textSize;\n    } else {\n      me.width = textSize;\n    }\n  }\n  isHorizontal() {\n    const pos = this.options.position;\n    return pos === 'top' || pos === 'bottom';\n  }\n  _drawArgs(offset) {\n    const {top, left, bottom, right, options} = this;\n    const align = options.align;\n    let rotation = 0;\n    let maxWidth, titleX, titleY;\n    if (this.isHorizontal()) {\n      titleX = _alignStartEnd(align, left, right);\n      titleY = top + offset;\n      maxWidth = right - left;\n    } else {\n      if (options.position === 'left') {\n        titleX = left + offset;\n        titleY = _alignStartEnd(align, bottom, top);\n        rotation = PI * -0.5;\n      } else {\n        titleX = right - offset;\n        titleY = _alignStartEnd(align, top, bottom);\n        rotation = PI * 0.5;\n      }\n      maxWidth = bottom - top;\n    }\n    return {titleX, titleY, maxWidth, rotation};\n  }\n  draw() {\n    const me = this;\n    const ctx = me.ctx;\n    const opts = me.options;\n    if (!opts.display) {\n      return;\n    }\n    const fontOpts = toFont(opts.font);\n    const lineHeight = fontOpts.lineHeight;\n    const offset = lineHeight / 2 + me._padding.top;\n    const {titleX, titleY, maxWidth, rotation} = me._drawArgs(offset);\n    renderText(ctx, opts.text, 0, 0, fontOpts, {\n      color: opts.color,\n      maxWidth,\n      rotation,\n      textAlign: _toLeftRightCenter(opts.align),\n      textBaseline: 'middle',\n      translation: [titleX, titleY],\n    });\n  }\n}\nfunction createTitle(chart, titleOpts) {\n  const title = new Title({\n    ctx: chart.ctx,\n    options: titleOpts,\n    chart\n  });\n  layouts.configure(chart, title, titleOpts);\n  layouts.addBox(chart, title);\n  chart.titleBlock = title;\n}\nvar plugin_title = {\n  id: 'title',\n  _element: Title,\n  start(chart, _args, options) {\n    createTitle(chart, options);\n  },\n  stop(chart) {\n    const titleBlock = chart.titleBlock;\n    layouts.removeBox(chart, titleBlock);\n    delete chart.titleBlock;\n  },\n  beforeUpdate(chart, _args, options) {\n    const title = chart.titleBlock;\n    layouts.configure(chart, title, options);\n    title.options = options;\n  },\n  defaults: {\n    align: 'center',\n    display: false,\n    font: {\n      weight: 'bold',\n    },\n    fullSize: true,\n    padding: 10,\n    position: 'top',\n    text: '',\n    weight: 2000\n  },\n  defaultRoutes: {\n    color: 'color'\n  },\n  descriptors: {\n    _scriptable: true,\n    _indexable: false,\n  },\n};\n\nconst map = new WeakMap();\nvar plugin_subtitle = {\n  id: 'subtitle',\n  start(chart, _args, options) {\n    const title = new Title({\n      ctx: chart.ctx,\n      options,\n      chart\n    });\n    layouts.configure(chart, title, options);\n    layouts.addBox(chart, title);\n    map.set(chart, title);\n  },\n  stop(chart) {\n    layouts.removeBox(chart, map.get(chart));\n    map.delete(chart);\n  },\n  beforeUpdate(chart, _args, options) {\n    const title = map.get(chart);\n    layouts.configure(chart, title, options);\n    title.options = options;\n  },\n  defaults: {\n    align: 'center',\n    display: false,\n    font: {\n      weight: 'normal',\n    },\n    fullSize: true,\n    padding: 0,\n    position: 'top',\n    text: '',\n    weight: 1500\n  },\n  defaultRoutes: {\n    color: 'color'\n  },\n  descriptors: {\n    _scriptable: true,\n    _indexable: false,\n  },\n};\n\nconst positioners = {\n  average(items) {\n    if (!items.length) {\n      return false;\n    }\n    let i, len;\n    let x = 0;\n    let y = 0;\n    let count = 0;\n    for (i = 0, len = items.length; i < len; ++i) {\n      const el = items[i].element;\n      if (el && el.hasValue()) {\n        const pos = el.tooltipPosition();\n        x += pos.x;\n        y += pos.y;\n        ++count;\n      }\n    }\n    return {\n      x: x / count,\n      y: y / count\n    };\n  },\n  nearest(items, eventPosition) {\n    if (!items.length) {\n      return false;\n    }\n    let x = eventPosition.x;\n    let y = eventPosition.y;\n    let minDistance = Number.POSITIVE_INFINITY;\n    let i, len, nearestElement;\n    for (i = 0, len = items.length; i < len; ++i) {\n      const el = items[i].element;\n      if (el && el.hasValue()) {\n        const center = el.getCenterPoint();\n        const d = distanceBetweenPoints(eventPosition, center);\n        if (d < minDistance) {\n          minDistance = d;\n          nearestElement = el;\n        }\n      }\n    }\n    if (nearestElement) {\n      const tp = nearestElement.tooltipPosition();\n      x = tp.x;\n      y = tp.y;\n    }\n    return {\n      x,\n      y\n    };\n  }\n};\nfunction pushOrConcat(base, toPush) {\n  if (toPush) {\n    if (isArray(toPush)) {\n      Array.prototype.push.apply(base, toPush);\n    } else {\n      base.push(toPush);\n    }\n  }\n  return base;\n}\nfunction splitNewlines(str) {\n  if ((typeof str === 'string' || str instanceof String) && str.indexOf('\\n') > -1) {\n    return str.split('\\n');\n  }\n  return str;\n}\nfunction createTooltipItem(chart, item) {\n  const {element, datasetIndex, index} = item;\n  const controller = chart.getDatasetMeta(datasetIndex).controller;\n  const {label, value} = controller.getLabelAndValue(index);\n  return {\n    chart,\n    label,\n    parsed: controller.getParsed(index),\n    raw: chart.data.datasets[datasetIndex].data[index],\n    formattedValue: value,\n    dataset: controller.getDataset(),\n    dataIndex: index,\n    datasetIndex,\n    element\n  };\n}\nfunction getTooltipSize(tooltip, options) {\n  const ctx = tooltip._chart.ctx;\n  const {body, footer, title} = tooltip;\n  const {boxWidth, boxHeight} = options;\n  const bodyFont = toFont(options.bodyFont);\n  const titleFont = toFont(options.titleFont);\n  const footerFont = toFont(options.footerFont);\n  const titleLineCount = title.length;\n  const footerLineCount = footer.length;\n  const bodyLineItemCount = body.length;\n  const padding = toPadding(options.padding);\n  let height = padding.height;\n  let width = 0;\n  let combinedBodyLength = body.reduce((count, bodyItem) => count + bodyItem.before.length + bodyItem.lines.length + bodyItem.after.length, 0);\n  combinedBodyLength += tooltip.beforeBody.length + tooltip.afterBody.length;\n  if (titleLineCount) {\n    height += titleLineCount * titleFont.lineHeight\n\t\t\t+ (titleLineCount - 1) * options.titleSpacing\n\t\t\t+ options.titleMarginBottom;\n  }\n  if (combinedBodyLength) {\n    const bodyLineHeight = options.displayColors ? Math.max(boxHeight, bodyFont.lineHeight) : bodyFont.lineHeight;\n    height += bodyLineItemCount * bodyLineHeight\n\t\t\t+ (combinedBodyLength - bodyLineItemCount) * bodyFont.lineHeight\n\t\t\t+ (combinedBodyLength - 1) * options.bodySpacing;\n  }\n  if (footerLineCount) {\n    height += options.footerMarginTop\n\t\t\t+ footerLineCount * footerFont.lineHeight\n\t\t\t+ (footerLineCount - 1) * options.footerSpacing;\n  }\n  let widthPadding = 0;\n  const maxLineWidth = function(line) {\n    width = Math.max(width, ctx.measureText(line).width + widthPadding);\n  };\n  ctx.save();\n  ctx.font = titleFont.string;\n  each(tooltip.title, maxLineWidth);\n  ctx.font = bodyFont.string;\n  each(tooltip.beforeBody.concat(tooltip.afterBody), maxLineWidth);\n  widthPadding = options.displayColors ? (boxWidth + 2) : 0;\n  each(body, (bodyItem) => {\n    each(bodyItem.before, maxLineWidth);\n    each(bodyItem.lines, maxLineWidth);\n    each(bodyItem.after, maxLineWidth);\n  });\n  widthPadding = 0;\n  ctx.font = footerFont.string;\n  each(tooltip.footer, maxLineWidth);\n  ctx.restore();\n  width += padding.width;\n  return {width, height};\n}\nfunction determineYAlign(chart, size) {\n  const {y, height} = size;\n  if (y < height / 2) {\n    return 'top';\n  } else if (y > (chart.height - height / 2)) {\n    return 'bottom';\n  }\n  return 'center';\n}\nfunction doesNotFitWithAlign(xAlign, chart, options, size) {\n  const {x, width} = size;\n  const caret = options.caretSize + options.caretPadding;\n  if (xAlign === 'left' && x + width + caret > chart.width) {\n    return true;\n  }\n  if (xAlign === 'right' && x - width - caret < 0) {\n    return true;\n  }\n}\nfunction determineXAlign(chart, options, size, yAlign) {\n  const {x, width} = size;\n  const {width: chartWidth, chartArea: {left, right}} = chart;\n  let xAlign = 'center';\n  if (yAlign === 'center') {\n    xAlign = x <= (left + right) / 2 ? 'left' : 'right';\n  } else if (x <= width / 2) {\n    xAlign = 'left';\n  } else if (x >= chartWidth - width / 2) {\n    xAlign = 'right';\n  }\n  if (doesNotFitWithAlign(xAlign, chart, options, size)) {\n    xAlign = 'center';\n  }\n  return xAlign;\n}\nfunction determineAlignment(chart, options, size) {\n  const yAlign = options.yAlign || determineYAlign(chart, size);\n  return {\n    xAlign: options.xAlign || determineXAlign(chart, options, size, yAlign),\n    yAlign\n  };\n}\nfunction alignX(size, xAlign) {\n  let {x, width} = size;\n  if (xAlign === 'right') {\n    x -= width;\n  } else if (xAlign === 'center') {\n    x -= (width / 2);\n  }\n  return x;\n}\nfunction alignY(size, yAlign, paddingAndSize) {\n  let {y, height} = size;\n  if (yAlign === 'top') {\n    y += paddingAndSize;\n  } else if (yAlign === 'bottom') {\n    y -= height + paddingAndSize;\n  } else {\n    y -= (height / 2);\n  }\n  return y;\n}\nfunction getBackgroundPoint(options, size, alignment, chart) {\n  const {caretSize, caretPadding, cornerRadius} = options;\n  const {xAlign, yAlign} = alignment;\n  const paddingAndSize = caretSize + caretPadding;\n  const radiusAndPadding = cornerRadius + caretPadding;\n  let x = alignX(size, xAlign);\n  const y = alignY(size, yAlign, paddingAndSize);\n  if (yAlign === 'center') {\n    if (xAlign === 'left') {\n      x += paddingAndSize;\n    } else if (xAlign === 'right') {\n      x -= paddingAndSize;\n    }\n  } else if (xAlign === 'left') {\n    x -= radiusAndPadding;\n  } else if (xAlign === 'right') {\n    x += radiusAndPadding;\n  }\n  return {\n    x: _limitValue(x, 0, chart.width - size.width),\n    y: _limitValue(y, 0, chart.height - size.height)\n  };\n}\nfunction getAlignedX(tooltip, align, options) {\n  const padding = toPadding(options.padding);\n  return align === 'center'\n    ? tooltip.x + tooltip.width / 2\n    : align === 'right'\n      ? tooltip.x + tooltip.width - padding.right\n      : tooltip.x + padding.left;\n}\nfunction getBeforeAfterBodyLines(callback) {\n  return pushOrConcat([], splitNewlines(callback));\n}\nfunction createTooltipContext(parent, tooltip, tooltipItems) {\n  return Object.assign(Object.create(parent), {\n    tooltip,\n    tooltipItems,\n    type: 'tooltip'\n  });\n}\nfunction overrideCallbacks(callbacks, context) {\n  const override = context && context.dataset && context.dataset.tooltip && context.dataset.tooltip.callbacks;\n  return override ? callbacks.override(override) : callbacks;\n}\nclass Tooltip extends Element {\n  constructor(config) {\n    super();\n    this.opacity = 0;\n    this._active = [];\n    this._chart = config._chart;\n    this._eventPosition = undefined;\n    this._size = undefined;\n    this._cachedAnimations = undefined;\n    this._tooltipItems = [];\n    this.$animations = undefined;\n    this.$context = undefined;\n    this.options = config.options;\n    this.dataPoints = undefined;\n    this.title = undefined;\n    this.beforeBody = undefined;\n    this.body = undefined;\n    this.afterBody = undefined;\n    this.footer = undefined;\n    this.xAlign = undefined;\n    this.yAlign = undefined;\n    this.x = undefined;\n    this.y = undefined;\n    this.height = undefined;\n    this.width = undefined;\n    this.caretX = undefined;\n    this.caretY = undefined;\n    this.labelColors = undefined;\n    this.labelPointStyles = undefined;\n    this.labelTextColors = undefined;\n  }\n  initialize(options) {\n    this.options = options;\n    this._cachedAnimations = undefined;\n    this.$context = undefined;\n  }\n  _resolveAnimations() {\n    const me = this;\n    const cached = me._cachedAnimations;\n    if (cached) {\n      return cached;\n    }\n    const chart = me._chart;\n    const options = me.options.setContext(me.getContext());\n    const opts = options.enabled && chart.options.animation && options.animations;\n    const animations = new Animations(me._chart, opts);\n    if (opts._cacheable) {\n      me._cachedAnimations = Object.freeze(animations);\n    }\n    return animations;\n  }\n  getContext() {\n    const me = this;\n    return me.$context ||\n\t\t\t(me.$context = createTooltipContext(me._chart.getContext(), me, me._tooltipItems));\n  }\n  getTitle(context, options) {\n    const me = this;\n    const {callbacks} = options;\n    const beforeTitle = callbacks.beforeTitle.apply(me, [context]);\n    const title = callbacks.title.apply(me, [context]);\n    const afterTitle = callbacks.afterTitle.apply(me, [context]);\n    let lines = [];\n    lines = pushOrConcat(lines, splitNewlines(beforeTitle));\n    lines = pushOrConcat(lines, splitNewlines(title));\n    lines = pushOrConcat(lines, splitNewlines(afterTitle));\n    return lines;\n  }\n  getBeforeBody(tooltipItems, options) {\n    return getBeforeAfterBodyLines(options.callbacks.beforeBody.apply(this, [tooltipItems]));\n  }\n  getBody(tooltipItems, options) {\n    const me = this;\n    const {callbacks} = options;\n    const bodyItems = [];\n    each(tooltipItems, (context) => {\n      const bodyItem = {\n        before: [],\n        lines: [],\n        after: []\n      };\n      const scoped = overrideCallbacks(callbacks, context);\n      pushOrConcat(bodyItem.before, splitNewlines(scoped.beforeLabel.call(me, context)));\n      pushOrConcat(bodyItem.lines, scoped.label.call(me, context));\n      pushOrConcat(bodyItem.after, splitNewlines(scoped.afterLabel.call(me, context)));\n      bodyItems.push(bodyItem);\n    });\n    return bodyItems;\n  }\n  getAfterBody(tooltipItems, options) {\n    return getBeforeAfterBodyLines(options.callbacks.afterBody.apply(this, [tooltipItems]));\n  }\n  getFooter(tooltipItems, options) {\n    const me = this;\n    const {callbacks} = options;\n    const beforeFooter = callbacks.beforeFooter.apply(me, [tooltipItems]);\n    const footer = callbacks.footer.apply(me, [tooltipItems]);\n    const afterFooter = callbacks.afterFooter.apply(me, [tooltipItems]);\n    let lines = [];\n    lines = pushOrConcat(lines, splitNewlines(beforeFooter));\n    lines = pushOrConcat(lines, splitNewlines(footer));\n    lines = pushOrConcat(lines, splitNewlines(afterFooter));\n    return lines;\n  }\n  _createItems(options) {\n    const me = this;\n    const active = me._active;\n    const data = me._chart.data;\n    const labelColors = [];\n    const labelPointStyles = [];\n    const labelTextColors = [];\n    let tooltipItems = [];\n    let i, len;\n    for (i = 0, len = active.length; i < len; ++i) {\n      tooltipItems.push(createTooltipItem(me._chart, active[i]));\n    }\n    if (options.filter) {\n      tooltipItems = tooltipItems.filter((element, index, array) => options.filter(element, index, array, data));\n    }\n    if (options.itemSort) {\n      tooltipItems = tooltipItems.sort((a, b) => options.itemSort(a, b, data));\n    }\n    each(tooltipItems, (context) => {\n      const scoped = overrideCallbacks(options.callbacks, context);\n      labelColors.push(scoped.labelColor.call(me, context));\n      labelPointStyles.push(scoped.labelPointStyle.call(me, context));\n      labelTextColors.push(scoped.labelTextColor.call(me, context));\n    });\n    me.labelColors = labelColors;\n    me.labelPointStyles = labelPointStyles;\n    me.labelTextColors = labelTextColors;\n    me.dataPoints = tooltipItems;\n    return tooltipItems;\n  }\n  update(changed, replay) {\n    const me = this;\n    const options = me.options.setContext(me.getContext());\n    const active = me._active;\n    let properties;\n    let tooltipItems = [];\n    if (!active.length) {\n      if (me.opacity !== 0) {\n        properties = {\n          opacity: 0\n        };\n      }\n    } else {\n      const position = positioners[options.position].call(me, active, me._eventPosition);\n      tooltipItems = me._createItems(options);\n      me.title = me.getTitle(tooltipItems, options);\n      me.beforeBody = me.getBeforeBody(tooltipItems, options);\n      me.body = me.getBody(tooltipItems, options);\n      me.afterBody = me.getAfterBody(tooltipItems, options);\n      me.footer = me.getFooter(tooltipItems, options);\n      const size = me._size = getTooltipSize(me, options);\n      const positionAndSize = Object.assign({}, position, size);\n      const alignment = determineAlignment(me._chart, options, positionAndSize);\n      const backgroundPoint = getBackgroundPoint(options, positionAndSize, alignment, me._chart);\n      me.xAlign = alignment.xAlign;\n      me.yAlign = alignment.yAlign;\n      properties = {\n        opacity: 1,\n        x: backgroundPoint.x,\n        y: backgroundPoint.y,\n        width: size.width,\n        height: size.height,\n        caretX: position.x,\n        caretY: position.y\n      };\n    }\n    me._tooltipItems = tooltipItems;\n    me.$context = undefined;\n    if (properties) {\n      me._resolveAnimations().update(me, properties);\n    }\n    if (changed && options.external) {\n      options.external.call(me, {chart: me._chart, tooltip: me, replay});\n    }\n  }\n  drawCaret(tooltipPoint, ctx, size, options) {\n    const caretPosition = this.getCaretPosition(tooltipPoint, size, options);\n    ctx.lineTo(caretPosition.x1, caretPosition.y1);\n    ctx.lineTo(caretPosition.x2, caretPosition.y2);\n    ctx.lineTo(caretPosition.x3, caretPosition.y3);\n  }\n  getCaretPosition(tooltipPoint, size, options) {\n    const {xAlign, yAlign} = this;\n    const {cornerRadius, caretSize} = options;\n    const {x: ptX, y: ptY} = tooltipPoint;\n    const {width, height} = size;\n    let x1, x2, x3, y1, y2, y3;\n    if (yAlign === 'center') {\n      y2 = ptY + (height / 2);\n      if (xAlign === 'left') {\n        x1 = ptX;\n        x2 = x1 - caretSize;\n        y1 = y2 + caretSize;\n        y3 = y2 - caretSize;\n      } else {\n        x1 = ptX + width;\n        x2 = x1 + caretSize;\n        y1 = y2 - caretSize;\n        y3 = y2 + caretSize;\n      }\n      x3 = x1;\n    } else {\n      if (xAlign === 'left') {\n        x2 = ptX + cornerRadius + (caretSize);\n      } else if (xAlign === 'right') {\n        x2 = ptX + width - cornerRadius - caretSize;\n      } else {\n        x2 = this.caretX;\n      }\n      if (yAlign === 'top') {\n        y1 = ptY;\n        y2 = y1 - caretSize;\n        x1 = x2 - caretSize;\n        x3 = x2 + caretSize;\n      } else {\n        y1 = ptY + height;\n        y2 = y1 + caretSize;\n        x1 = x2 + caretSize;\n        x3 = x2 - caretSize;\n      }\n      y3 = y1;\n    }\n    return {x1, x2, x3, y1, y2, y3};\n  }\n  drawTitle(pt, ctx, options) {\n    const me = this;\n    const title = me.title;\n    const length = title.length;\n    let titleFont, titleSpacing, i;\n    if (length) {\n      const rtlHelper = getRtlAdapter(options.rtl, me.x, me.width);\n      pt.x = getAlignedX(me, options.titleAlign, options);\n      ctx.textAlign = rtlHelper.textAlign(options.titleAlign);\n      ctx.textBaseline = 'middle';\n      titleFont = toFont(options.titleFont);\n      titleSpacing = options.titleSpacing;\n      ctx.fillStyle = options.titleColor;\n      ctx.font = titleFont.string;\n      for (i = 0; i < length; ++i) {\n        ctx.fillText(title[i], rtlHelper.x(pt.x), pt.y + titleFont.lineHeight / 2);\n        pt.y += titleFont.lineHeight + titleSpacing;\n        if (i + 1 === length) {\n          pt.y += options.titleMarginBottom - titleSpacing;\n        }\n      }\n    }\n  }\n  _drawColorBox(ctx, pt, i, rtlHelper, options) {\n    const me = this;\n    const labelColors = me.labelColors[i];\n    const labelPointStyle = me.labelPointStyles[i];\n    const {boxHeight, boxWidth} = options;\n    const bodyFont = toFont(options.bodyFont);\n    const colorX = getAlignedX(me, 'left', options);\n    const rtlColorX = rtlHelper.x(colorX);\n    const yOffSet = boxHeight < bodyFont.lineHeight ? (bodyFont.lineHeight - boxHeight) / 2 : 0;\n    const colorY = pt.y + yOffSet;\n    if (options.usePointStyle) {\n      const drawOptions = {\n        radius: Math.min(boxWidth, boxHeight) / 2,\n        pointStyle: labelPointStyle.pointStyle,\n        rotation: labelPointStyle.rotation,\n        borderWidth: 1\n      };\n      const centerX = rtlHelper.leftForLtr(rtlColorX, boxWidth) + boxWidth / 2;\n      const centerY = colorY + boxHeight / 2;\n      ctx.strokeStyle = options.multiKeyBackground;\n      ctx.fillStyle = options.multiKeyBackground;\n      drawPoint(ctx, drawOptions, centerX, centerY);\n      ctx.strokeStyle = labelColors.borderColor;\n      ctx.fillStyle = labelColors.backgroundColor;\n      drawPoint(ctx, drawOptions, centerX, centerY);\n    } else {\n      ctx.lineWidth = labelColors.borderWidth || 1;\n      ctx.strokeStyle = labelColors.borderColor;\n      ctx.setLineDash(labelColors.borderDash || []);\n      ctx.lineDashOffset = labelColors.borderDashOffset || 0;\n      const outerX = rtlHelper.leftForLtr(rtlColorX, boxWidth);\n      const innerX = rtlHelper.leftForLtr(rtlHelper.xPlus(rtlColorX, 1), boxWidth - 2);\n      const borderRadius = toTRBLCorners(labelColors.borderRadius);\n      if (Object.values(borderRadius).some(v => v !== 0)) {\n        ctx.beginPath();\n        ctx.fillStyle = options.multiKeyBackground;\n        addRoundedRectPath(ctx, {\n          x: outerX,\n          y: colorY,\n          w: boxWidth,\n          h: boxHeight,\n          radius: borderRadius,\n        });\n        ctx.fill();\n        ctx.stroke();\n        ctx.fillStyle = labelColors.backgroundColor;\n        ctx.beginPath();\n        addRoundedRectPath(ctx, {\n          x: innerX,\n          y: colorY + 1,\n          w: boxWidth - 2,\n          h: boxHeight - 2,\n          radius: borderRadius,\n        });\n        ctx.fill();\n      } else {\n        ctx.fillStyle = options.multiKeyBackground;\n        ctx.fillRect(outerX, colorY, boxWidth, boxHeight);\n        ctx.strokeRect(outerX, colorY, boxWidth, boxHeight);\n        ctx.fillStyle = labelColors.backgroundColor;\n        ctx.fillRect(innerX, colorY + 1, boxWidth - 2, boxHeight - 2);\n      }\n    }\n    ctx.fillStyle = me.labelTextColors[i];\n  }\n  drawBody(pt, ctx, options) {\n    const me = this;\n    const {body} = me;\n    const {bodySpacing, bodyAlign, displayColors, boxHeight, boxWidth} = options;\n    const bodyFont = toFont(options.bodyFont);\n    let bodyLineHeight = bodyFont.lineHeight;\n    let xLinePadding = 0;\n    const rtlHelper = getRtlAdapter(options.rtl, me.x, me.width);\n    const fillLineOfText = function(line) {\n      ctx.fillText(line, rtlHelper.x(pt.x + xLinePadding), pt.y + bodyLineHeight / 2);\n      pt.y += bodyLineHeight + bodySpacing;\n    };\n    const bodyAlignForCalculation = rtlHelper.textAlign(bodyAlign);\n    let bodyItem, textColor, lines, i, j, ilen, jlen;\n    ctx.textAlign = bodyAlign;\n    ctx.textBaseline = 'middle';\n    ctx.font = bodyFont.string;\n    pt.x = getAlignedX(me, bodyAlignForCalculation, options);\n    ctx.fillStyle = options.bodyColor;\n    each(me.beforeBody, fillLineOfText);\n    xLinePadding = displayColors && bodyAlignForCalculation !== 'right'\n      ? bodyAlign === 'center' ? (boxWidth / 2 + 1) : (boxWidth + 2)\n      : 0;\n    for (i = 0, ilen = body.length; i < ilen; ++i) {\n      bodyItem = body[i];\n      textColor = me.labelTextColors[i];\n      ctx.fillStyle = textColor;\n      each(bodyItem.before, fillLineOfText);\n      lines = bodyItem.lines;\n      if (displayColors && lines.length) {\n        me._drawColorBox(ctx, pt, i, rtlHelper, options);\n        bodyLineHeight = Math.max(bodyFont.lineHeight, boxHeight);\n      }\n      for (j = 0, jlen = lines.length; j < jlen; ++j) {\n        fillLineOfText(lines[j]);\n        bodyLineHeight = bodyFont.lineHeight;\n      }\n      each(bodyItem.after, fillLineOfText);\n    }\n    xLinePadding = 0;\n    bodyLineHeight = bodyFont.lineHeight;\n    each(me.afterBody, fillLineOfText);\n    pt.y -= bodySpacing;\n  }\n  drawFooter(pt, ctx, options) {\n    const me = this;\n    const footer = me.footer;\n    const length = footer.length;\n    let footerFont, i;\n    if (length) {\n      const rtlHelper = getRtlAdapter(options.rtl, me.x, me.width);\n      pt.x = getAlignedX(me, options.footerAlign, options);\n      pt.y += options.footerMarginTop;\n      ctx.textAlign = rtlHelper.textAlign(options.footerAlign);\n      ctx.textBaseline = 'middle';\n      footerFont = toFont(options.footerFont);\n      ctx.fillStyle = options.footerColor;\n      ctx.font = footerFont.string;\n      for (i = 0; i < length; ++i) {\n        ctx.fillText(footer[i], rtlHelper.x(pt.x), pt.y + footerFont.lineHeight / 2);\n        pt.y += footerFont.lineHeight + options.footerSpacing;\n      }\n    }\n  }\n  drawBackground(pt, ctx, tooltipSize, options) {\n    const {xAlign, yAlign} = this;\n    const {x, y} = pt;\n    const {width, height} = tooltipSize;\n    const radius = options.cornerRadius;\n    ctx.fillStyle = options.backgroundColor;\n    ctx.strokeStyle = options.borderColor;\n    ctx.lineWidth = options.borderWidth;\n    ctx.beginPath();\n    ctx.moveTo(x + radius, y);\n    if (yAlign === 'top') {\n      this.drawCaret(pt, ctx, tooltipSize, options);\n    }\n    ctx.lineTo(x + width - radius, y);\n    ctx.quadraticCurveTo(x + width, y, x + width, y + radius);\n    if (yAlign === 'center' && xAlign === 'right') {\n      this.drawCaret(pt, ctx, tooltipSize, options);\n    }\n    ctx.lineTo(x + width, y + height - radius);\n    ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height);\n    if (yAlign === 'bottom') {\n      this.drawCaret(pt, ctx, tooltipSize, options);\n    }\n    ctx.lineTo(x + radius, y + height);\n    ctx.quadraticCurveTo(x, y + height, x, y + height - radius);\n    if (yAlign === 'center' && xAlign === 'left') {\n      this.drawCaret(pt, ctx, tooltipSize, options);\n    }\n    ctx.lineTo(x, y + radius);\n    ctx.quadraticCurveTo(x, y, x + radius, y);\n    ctx.closePath();\n    ctx.fill();\n    if (options.borderWidth > 0) {\n      ctx.stroke();\n    }\n  }\n  _updateAnimationTarget(options) {\n    const me = this;\n    const chart = me._chart;\n    const anims = me.$animations;\n    const animX = anims && anims.x;\n    const animY = anims && anims.y;\n    if (animX || animY) {\n      const position = positioners[options.position].call(me, me._active, me._eventPosition);\n      if (!position) {\n        return;\n      }\n      const size = me._size = getTooltipSize(me, options);\n      const positionAndSize = Object.assign({}, position, me._size);\n      const alignment = determineAlignment(chart, options, positionAndSize);\n      const point = getBackgroundPoint(options, positionAndSize, alignment, chart);\n      if (animX._to !== point.x || animY._to !== point.y) {\n        me.xAlign = alignment.xAlign;\n        me.yAlign = alignment.yAlign;\n        me.width = size.width;\n        me.height = size.height;\n        me.caretX = position.x;\n        me.caretY = position.y;\n        me._resolveAnimations().update(me, point);\n      }\n    }\n  }\n  draw(ctx) {\n    const me = this;\n    const options = me.options.setContext(me.getContext());\n    let opacity = me.opacity;\n    if (!opacity) {\n      return;\n    }\n    me._updateAnimationTarget(options);\n    const tooltipSize = {\n      width: me.width,\n      height: me.height\n    };\n    const pt = {\n      x: me.x,\n      y: me.y\n    };\n    opacity = Math.abs(opacity) < 1e-3 ? 0 : opacity;\n    const padding = toPadding(options.padding);\n    const hasTooltipContent = me.title.length || me.beforeBody.length || me.body.length || me.afterBody.length || me.footer.length;\n    if (options.enabled && hasTooltipContent) {\n      ctx.save();\n      ctx.globalAlpha = opacity;\n      me.drawBackground(pt, ctx, tooltipSize, options);\n      overrideTextDirection(ctx, options.textDirection);\n      pt.y += padding.top;\n      me.drawTitle(pt, ctx, options);\n      me.drawBody(pt, ctx, options);\n      me.drawFooter(pt, ctx, options);\n      restoreTextDirection(ctx, options.textDirection);\n      ctx.restore();\n    }\n  }\n  getActiveElements() {\n    return this._active || [];\n  }\n  setActiveElements(activeElements, eventPosition) {\n    const me = this;\n    const lastActive = me._active;\n    const active = activeElements.map(({datasetIndex, index}) => {\n      const meta = me._chart.getDatasetMeta(datasetIndex);\n      if (!meta) {\n        throw new Error('Cannot find a dataset at index ' + datasetIndex);\n      }\n      return {\n        datasetIndex,\n        element: meta.data[index],\n        index,\n      };\n    });\n    const changed = !_elementsEqual(lastActive, active);\n    const positionChanged = me._positionChanged(active, eventPosition);\n    if (changed || positionChanged) {\n      me._active = active;\n      me._eventPosition = eventPosition;\n      me.update(true);\n    }\n  }\n  handleEvent(e, replay) {\n    const me = this;\n    const options = me.options;\n    const lastActive = me._active || [];\n    let changed = false;\n    let active = [];\n    if (e.type !== 'mouseout') {\n      active = me._chart.getElementsAtEventForMode(e, options.mode, options, replay);\n      if (options.reverse) {\n        active.reverse();\n      }\n    }\n    const positionChanged = me._positionChanged(active, e);\n    changed = replay || !_elementsEqual(active, lastActive) || positionChanged;\n    if (changed) {\n      me._active = active;\n      if (options.enabled || options.external) {\n        me._eventPosition = {\n          x: e.x,\n          y: e.y\n        };\n        me.update(true, replay);\n      }\n    }\n    return changed;\n  }\n  _positionChanged(active, e) {\n    const {caretX, caretY, options} = this;\n    const position = positioners[options.position].call(this, active, e);\n    return position !== false && (caretX !== position.x || caretY !== position.y);\n  }\n}\nTooltip.positioners = positioners;\nvar plugin_tooltip = {\n  id: 'tooltip',\n  _element: Tooltip,\n  positioners,\n  afterInit(chart, _args, options) {\n    if (options) {\n      chart.tooltip = new Tooltip({_chart: chart, options});\n    }\n  },\n  beforeUpdate(chart, _args, options) {\n    if (chart.tooltip) {\n      chart.tooltip.initialize(options);\n    }\n  },\n  reset(chart, _args, options) {\n    if (chart.tooltip) {\n      chart.tooltip.initialize(options);\n    }\n  },\n  afterDraw(chart) {\n    const tooltip = chart.tooltip;\n    const args = {\n      tooltip\n    };\n    if (chart.notifyPlugins('beforeTooltipDraw', args) === false) {\n      return;\n    }\n    if (tooltip) {\n      tooltip.draw(chart.ctx);\n    }\n    chart.notifyPlugins('afterTooltipDraw', args);\n  },\n  afterEvent(chart, args) {\n    if (chart.tooltip) {\n      const useFinalPosition = args.replay;\n      if (chart.tooltip.handleEvent(args.event, useFinalPosition)) {\n        args.changed = true;\n      }\n    }\n  },\n  defaults: {\n    enabled: true,\n    external: null,\n    position: 'average',\n    backgroundColor: 'rgba(0,0,0,0.8)',\n    titleColor: '#fff',\n    titleFont: {\n      weight: 'bold',\n    },\n    titleSpacing: 2,\n    titleMarginBottom: 6,\n    titleAlign: 'left',\n    bodyColor: '#fff',\n    bodySpacing: 2,\n    bodyFont: {\n    },\n    bodyAlign: 'left',\n    footerColor: '#fff',\n    footerSpacing: 2,\n    footerMarginTop: 6,\n    footerFont: {\n      weight: 'bold',\n    },\n    footerAlign: 'left',\n    padding: 6,\n    caretPadding: 2,\n    caretSize: 5,\n    cornerRadius: 6,\n    boxHeight: (ctx, opts) => opts.bodyFont.size,\n    boxWidth: (ctx, opts) => opts.bodyFont.size,\n    multiKeyBackground: '#fff',\n    displayColors: true,\n    borderColor: 'rgba(0,0,0,0)',\n    borderWidth: 0,\n    animation: {\n      duration: 400,\n      easing: 'easeOutQuart',\n    },\n    animations: {\n      numbers: {\n        type: 'number',\n        properties: ['x', 'y', 'width', 'height', 'caretX', 'caretY'],\n      },\n      opacity: {\n        easing: 'linear',\n        duration: 200\n      }\n    },\n    callbacks: {\n      beforeTitle: noop,\n      title(tooltipItems) {\n        if (tooltipItems.length > 0) {\n          const item = tooltipItems[0];\n          const labels = item.chart.data.labels;\n          const labelCount = labels ? labels.length : 0;\n          if (this && this.options && this.options.mode === 'dataset') {\n            return item.dataset.label || '';\n          } else if (item.label) {\n            return item.label;\n          } else if (labelCount > 0 && item.dataIndex < labelCount) {\n            return labels[item.dataIndex];\n          }\n        }\n        return '';\n      },\n      afterTitle: noop,\n      beforeBody: noop,\n      beforeLabel: noop,\n      label(tooltipItem) {\n        if (this && this.options && this.options.mode === 'dataset') {\n          return tooltipItem.label + ': ' + tooltipItem.formattedValue || tooltipItem.formattedValue;\n        }\n        let label = tooltipItem.dataset.label || '';\n        if (label) {\n          label += ': ';\n        }\n        const value = tooltipItem.formattedValue;\n        if (!isNullOrUndef(value)) {\n          label += value;\n        }\n        return label;\n      },\n      labelColor(tooltipItem) {\n        const meta = tooltipItem.chart.getDatasetMeta(tooltipItem.datasetIndex);\n        const options = meta.controller.getStyle(tooltipItem.dataIndex);\n        return {\n          borderColor: options.borderColor,\n          backgroundColor: options.backgroundColor,\n          borderWidth: options.borderWidth,\n          borderDash: options.borderDash,\n          borderDashOffset: options.borderDashOffset,\n          borderRadius: 0,\n        };\n      },\n      labelTextColor() {\n        return this.options.bodyColor;\n      },\n      labelPointStyle(tooltipItem) {\n        const meta = tooltipItem.chart.getDatasetMeta(tooltipItem.datasetIndex);\n        const options = meta.controller.getStyle(tooltipItem.dataIndex);\n        return {\n          pointStyle: options.pointStyle,\n          rotation: options.rotation,\n        };\n      },\n      afterLabel: noop,\n      afterBody: noop,\n      beforeFooter: noop,\n      footer: noop,\n      afterFooter: noop\n    }\n  },\n  defaultRoutes: {\n    bodyFont: 'font',\n    footerFont: 'font',\n    titleFont: 'font'\n  },\n  descriptors: {\n    _scriptable: (name) => name !== 'filter' && name !== 'itemSort' && name !== 'external',\n    _indexable: false,\n    callbacks: {\n      _scriptable: false,\n      _indexable: false,\n    },\n    animation: {\n      _fallback: false\n    },\n    animations: {\n      _fallback: 'animation'\n    }\n  },\n  additionalOptionScopes: ['interaction']\n};\n\nvar plugins = /*#__PURE__*/Object.freeze({\n__proto__: null,\nDecimation: plugin_decimation,\nFiller: plugin_filler,\nLegend: plugin_legend,\nSubTitle: plugin_subtitle,\nTitle: plugin_title,\nTooltip: plugin_tooltip\n});\n\nconst addIfString = (labels, raw, index) => typeof raw === 'string'\n  ? labels.push(raw) - 1\n  : isNaN(raw) ? null : index;\nfunction findOrAddLabel(labels, raw, index) {\n  const first = labels.indexOf(raw);\n  if (first === -1) {\n    return addIfString(labels, raw, index);\n  }\n  const last = labels.lastIndexOf(raw);\n  return first !== last ? index : first;\n}\nconst validIndex = (index, max) => index === null ? null : _limitValue(Math.round(index), 0, max);\nclass CategoryScale extends Scale {\n  constructor(cfg) {\n    super(cfg);\n    this._startValue = undefined;\n    this._valueRange = 0;\n  }\n  parse(raw, index) {\n    if (isNullOrUndef(raw)) {\n      return null;\n    }\n    const labels = this.getLabels();\n    index = isFinite(index) && labels[index] === raw ? index\n      : findOrAddLabel(labels, raw, valueOrDefault(index, raw));\n    return validIndex(index, labels.length - 1);\n  }\n  determineDataLimits() {\n    const me = this;\n    const {minDefined, maxDefined} = me.getUserBounds();\n    let {min, max} = me.getMinMax(true);\n    if (me.options.bounds === 'ticks') {\n      if (!minDefined) {\n        min = 0;\n      }\n      if (!maxDefined) {\n        max = me.getLabels().length - 1;\n      }\n    }\n    me.min = min;\n    me.max = max;\n  }\n  buildTicks() {\n    const me = this;\n    const min = me.min;\n    const max = me.max;\n    const offset = me.options.offset;\n    const ticks = [];\n    let labels = me.getLabels();\n    labels = (min === 0 && max === labels.length - 1) ? labels : labels.slice(min, max + 1);\n    me._valueRange = Math.max(labels.length - (offset ? 0 : 1), 1);\n    me._startValue = me.min - (offset ? 0.5 : 0);\n    for (let value = min; value <= max; value++) {\n      ticks.push({value});\n    }\n    return ticks;\n  }\n  getLabelForValue(value) {\n    const me = this;\n    const labels = me.getLabels();\n    if (value >= 0 && value < labels.length) {\n      return labels[value];\n    }\n    return value;\n  }\n  configure() {\n    const me = this;\n    super.configure();\n    if (!me.isHorizontal()) {\n      me._reversePixels = !me._reversePixels;\n    }\n  }\n  getPixelForValue(value) {\n    const me = this;\n    if (typeof value !== 'number') {\n      value = me.parse(value);\n    }\n    return value === null ? NaN : me.getPixelForDecimal((value - me._startValue) / me._valueRange);\n  }\n  getPixelForTick(index) {\n    const me = this;\n    const ticks = me.ticks;\n    if (index < 0 || index > ticks.length - 1) {\n      return null;\n    }\n    return me.getPixelForValue(ticks[index].value);\n  }\n  getValueForPixel(pixel) {\n    const me = this;\n    return Math.round(me._startValue + me.getDecimalForPixel(pixel) * me._valueRange);\n  }\n  getBasePixel() {\n    return this.bottom;\n  }\n}\nCategoryScale.id = 'category';\nCategoryScale.defaults = {\n  ticks: {\n    callback: CategoryScale.prototype.getLabelForValue\n  }\n};\n\nfunction generateTicks$1(generationOptions, dataRange) {\n  const ticks = [];\n  const MIN_SPACING = 1e-14;\n  const {bounds, step, min, max, precision, count, maxTicks, maxDigits, includeBounds} = generationOptions;\n  const unit = step || 1;\n  const maxSpaces = maxTicks - 1;\n  const {min: rmin, max: rmax} = dataRange;\n  const minDefined = !isNullOrUndef(min);\n  const maxDefined = !isNullOrUndef(max);\n  const countDefined = !isNullOrUndef(count);\n  const minSpacing = (rmax - rmin) / (maxDigits + 1);\n  let spacing = niceNum((rmax - rmin) / maxSpaces / unit) * unit;\n  let factor, niceMin, niceMax, numSpaces;\n  if (spacing < MIN_SPACING && !minDefined && !maxDefined) {\n    return [{value: rmin}, {value: rmax}];\n  }\n  numSpaces = Math.ceil(rmax / spacing) - Math.floor(rmin / spacing);\n  if (numSpaces > maxSpaces) {\n    spacing = niceNum(numSpaces * spacing / maxSpaces / unit) * unit;\n  }\n  if (!isNullOrUndef(precision)) {\n    factor = Math.pow(10, precision);\n    spacing = Math.ceil(spacing * factor) / factor;\n  }\n  if (bounds === 'ticks') {\n    niceMin = Math.floor(rmin / spacing) * spacing;\n    niceMax = Math.ceil(rmax / spacing) * spacing;\n  } else {\n    niceMin = rmin;\n    niceMax = rmax;\n  }\n  if (minDefined && maxDefined && step && almostWhole((max - min) / step, spacing / 1000)) {\n    numSpaces = Math.round(Math.min((max - min) / spacing, maxTicks));\n    spacing = (max - min) / numSpaces;\n    niceMin = min;\n    niceMax = max;\n  } else if (countDefined) {\n    niceMin = minDefined ? min : niceMin;\n    niceMax = maxDefined ? max : niceMax;\n    numSpaces = count - 1;\n    spacing = (niceMax - niceMin) / numSpaces;\n  } else {\n    numSpaces = (niceMax - niceMin) / spacing;\n    if (almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) {\n      numSpaces = Math.round(numSpaces);\n    } else {\n      numSpaces = Math.ceil(numSpaces);\n    }\n  }\n  const decimalPlaces = Math.max(\n    _decimalPlaces(spacing),\n    _decimalPlaces(niceMin)\n  );\n  factor = Math.pow(10, isNullOrUndef(precision) ? decimalPlaces : precision);\n  niceMin = Math.round(niceMin * factor) / factor;\n  niceMax = Math.round(niceMax * factor) / factor;\n  let j = 0;\n  if (minDefined) {\n    if (includeBounds && niceMin !== min) {\n      ticks.push({value: min});\n      if (niceMin < min) {\n        j++;\n      }\n      if (almostEquals(Math.round((niceMin + j * spacing) * factor) / factor, min, relativeLabelSize(min, minSpacing, generationOptions))) {\n        j++;\n      }\n    } else if (niceMin < min) {\n      j++;\n    }\n  }\n  for (; j < numSpaces; ++j) {\n    ticks.push({value: Math.round((niceMin + j * spacing) * factor) / factor});\n  }\n  if (maxDefined && includeBounds && niceMax !== max) {\n    if (almostEquals(ticks[ticks.length - 1].value, max, relativeLabelSize(max, minSpacing, generationOptions))) {\n      ticks[ticks.length - 1].value = max;\n    } else {\n      ticks.push({value: max});\n    }\n  } else if (!maxDefined || niceMax === max) {\n    ticks.push({value: niceMax});\n  }\n  return ticks;\n}\nfunction relativeLabelSize(value, minSpacing, {horizontal, minRotation}) {\n  const rad = toRadians(minRotation);\n  const ratio = (horizontal ? Math.sin(rad) : Math.cos(rad)) || 0.001;\n  const length = 0.75 * minSpacing * ('' + value).length;\n  return Math.min(minSpacing / ratio, length);\n}\nclass LinearScaleBase extends Scale {\n  constructor(cfg) {\n    super(cfg);\n    this.start = undefined;\n    this.end = undefined;\n    this._startValue = undefined;\n    this._endValue = undefined;\n    this._valueRange = 0;\n  }\n  parse(raw, index) {\n    if (isNullOrUndef(raw)) {\n      return null;\n    }\n    if ((typeof raw === 'number' || raw instanceof Number) && !isFinite(+raw)) {\n      return null;\n    }\n    return +raw;\n  }\n  handleTickRangeOptions() {\n    const me = this;\n    const {beginAtZero} = me.options;\n    const {minDefined, maxDefined} = me.getUserBounds();\n    let {min, max} = me;\n    const setMin = v => (min = minDefined ? min : v);\n    const setMax = v => (max = maxDefined ? max : v);\n    if (beginAtZero) {\n      const minSign = sign(min);\n      const maxSign = sign(max);\n      if (minSign < 0 && maxSign < 0) {\n        setMax(0);\n      } else if (minSign > 0 && maxSign > 0) {\n        setMin(0);\n      }\n    }\n    if (min === max) {\n      let offset = 1;\n      if (max >= Number.MAX_SAFE_INTEGER || min <= Number.MIN_SAFE_INTEGER) {\n        offset = Math.abs(max * 0.05);\n      }\n      setMax(max + offset);\n      if (!beginAtZero) {\n        setMin(min - offset);\n      }\n    }\n    me.min = min;\n    me.max = max;\n  }\n  getTickLimit() {\n    const me = this;\n    const tickOpts = me.options.ticks;\n    let {maxTicksLimit, stepSize} = tickOpts;\n    let maxTicks;\n    if (stepSize) {\n      maxTicks = Math.ceil(me.max / stepSize) - Math.floor(me.min / stepSize) + 1;\n    } else {\n      maxTicks = me.computeTickLimit();\n      maxTicksLimit = maxTicksLimit || 11;\n    }\n    if (maxTicksLimit) {\n      maxTicks = Math.min(maxTicksLimit, maxTicks);\n    }\n    return maxTicks;\n  }\n  computeTickLimit() {\n    return Number.POSITIVE_INFINITY;\n  }\n  buildTicks() {\n    const me = this;\n    const opts = me.options;\n    const tickOpts = opts.ticks;\n    let maxTicks = me.getTickLimit();\n    maxTicks = Math.max(2, maxTicks);\n    const numericGeneratorOptions = {\n      maxTicks,\n      bounds: opts.bounds,\n      min: opts.min,\n      max: opts.max,\n      precision: tickOpts.precision,\n      step: tickOpts.stepSize,\n      count: tickOpts.count,\n      maxDigits: me._maxDigits(),\n      horizontal: me.isHorizontal(),\n      minRotation: tickOpts.minRotation || 0,\n      includeBounds: tickOpts.includeBounds !== false\n    };\n    const dataRange = me._range || me;\n    const ticks = generateTicks$1(numericGeneratorOptions, dataRange);\n    if (opts.bounds === 'ticks') {\n      _setMinAndMaxByKey(ticks, me, 'value');\n    }\n    if (opts.reverse) {\n      ticks.reverse();\n      me.start = me.max;\n      me.end = me.min;\n    } else {\n      me.start = me.min;\n      me.end = me.max;\n    }\n    return ticks;\n  }\n  configure() {\n    const me = this;\n    const ticks = me.ticks;\n    let start = me.min;\n    let end = me.max;\n    super.configure();\n    if (me.options.offset && ticks.length) {\n      const offset = (end - start) / Math.max(ticks.length - 1, 1) / 2;\n      start -= offset;\n      end += offset;\n    }\n    me._startValue = start;\n    me._endValue = end;\n    me._valueRange = end - start;\n  }\n  getLabelForValue(value) {\n    return formatNumber(value, this.chart.options.locale);\n  }\n}\n\nclass LinearScale extends LinearScaleBase {\n  determineDataLimits() {\n    const me = this;\n    const {min, max} = me.getMinMax(true);\n    me.min = isNumberFinite(min) ? min : 0;\n    me.max = isNumberFinite(max) ? max : 1;\n    me.handleTickRangeOptions();\n  }\n  computeTickLimit() {\n    const me = this;\n    const horizontal = me.isHorizontal();\n    const length = horizontal ? me.width : me.height;\n    const minRotation = toRadians(me.options.ticks.minRotation);\n    const ratio = (horizontal ? Math.sin(minRotation) : Math.cos(minRotation)) || 0.001;\n    const tickFont = me._resolveTickFontOptions(0);\n    return Math.ceil(length / Math.min(40, tickFont.lineHeight / ratio));\n  }\n  getPixelForValue(value) {\n    return value === null ? NaN : this.getPixelForDecimal((value - this._startValue) / this._valueRange);\n  }\n  getValueForPixel(pixel) {\n    return this._startValue + this.getDecimalForPixel(pixel) * this._valueRange;\n  }\n}\nLinearScale.id = 'linear';\nLinearScale.defaults = {\n  ticks: {\n    callback: Ticks.formatters.numeric\n  }\n};\n\nfunction isMajor(tickVal) {\n  const remain = tickVal / (Math.pow(10, Math.floor(log10(tickVal))));\n  return remain === 1;\n}\nfunction generateTicks(generationOptions, dataRange) {\n  const endExp = Math.floor(log10(dataRange.max));\n  const endSignificand = Math.ceil(dataRange.max / Math.pow(10, endExp));\n  const ticks = [];\n  let tickVal = finiteOrDefault(generationOptions.min, Math.pow(10, Math.floor(log10(dataRange.min))));\n  let exp = Math.floor(log10(tickVal));\n  let significand = Math.floor(tickVal / Math.pow(10, exp));\n  let precision = exp < 0 ? Math.pow(10, Math.abs(exp)) : 1;\n  do {\n    ticks.push({value: tickVal, major: isMajor(tickVal)});\n    ++significand;\n    if (significand === 10) {\n      significand = 1;\n      ++exp;\n      precision = exp >= 0 ? 1 : precision;\n    }\n    tickVal = Math.round(significand * Math.pow(10, exp) * precision) / precision;\n  } while (exp < endExp || (exp === endExp && significand < endSignificand));\n  const lastTick = finiteOrDefault(generationOptions.max, tickVal);\n  ticks.push({value: lastTick, major: isMajor(tickVal)});\n  return ticks;\n}\nclass LogarithmicScale extends Scale {\n  constructor(cfg) {\n    super(cfg);\n    this.start = undefined;\n    this.end = undefined;\n    this._startValue = undefined;\n    this._valueRange = 0;\n  }\n  parse(raw, index) {\n    const value = LinearScaleBase.prototype.parse.apply(this, [raw, index]);\n    if (value === 0) {\n      this._zero = true;\n      return undefined;\n    }\n    return isNumberFinite(value) && value > 0 ? value : null;\n  }\n  determineDataLimits() {\n    const me = this;\n    const {min, max} = me.getMinMax(true);\n    me.min = isNumberFinite(min) ? Math.max(0, min) : null;\n    me.max = isNumberFinite(max) ? Math.max(0, max) : null;\n    if (me.options.beginAtZero) {\n      me._zero = true;\n    }\n    me.handleTickRangeOptions();\n  }\n  handleTickRangeOptions() {\n    const me = this;\n    const {minDefined, maxDefined} = me.getUserBounds();\n    let min = me.min;\n    let max = me.max;\n    const setMin = v => (min = minDefined ? min : v);\n    const setMax = v => (max = maxDefined ? max : v);\n    const exp = (v, m) => Math.pow(10, Math.floor(log10(v)) + m);\n    if (min === max) {\n      if (min <= 0) {\n        setMin(1);\n        setMax(10);\n      } else {\n        setMin(exp(min, -1));\n        setMax(exp(max, +1));\n      }\n    }\n    if (min <= 0) {\n      setMin(exp(max, -1));\n    }\n    if (max <= 0) {\n      setMax(exp(min, +1));\n    }\n    if (me._zero && me.min !== me._suggestedMin && min === exp(me.min, 0)) {\n      setMin(exp(min, -1));\n    }\n    me.min = min;\n    me.max = max;\n  }\n  buildTicks() {\n    const me = this;\n    const opts = me.options;\n    const generationOptions = {\n      min: me._userMin,\n      max: me._userMax\n    };\n    const ticks = generateTicks(generationOptions, me);\n    if (opts.bounds === 'ticks') {\n      _setMinAndMaxByKey(ticks, me, 'value');\n    }\n    if (opts.reverse) {\n      ticks.reverse();\n      me.start = me.max;\n      me.end = me.min;\n    } else {\n      me.start = me.min;\n      me.end = me.max;\n    }\n    return ticks;\n  }\n  getLabelForValue(value) {\n    return value === undefined ? '0' : formatNumber(value, this.chart.options.locale);\n  }\n  configure() {\n    const me = this;\n    const start = me.min;\n    super.configure();\n    me._startValue = log10(start);\n    me._valueRange = log10(me.max) - log10(start);\n  }\n  getPixelForValue(value) {\n    const me = this;\n    if (value === undefined || value === 0) {\n      value = me.min;\n    }\n    if (value === null || isNaN(value)) {\n      return NaN;\n    }\n    return me.getPixelForDecimal(value === me.min\n      ? 0\n      : (log10(value) - me._startValue) / me._valueRange);\n  }\n  getValueForPixel(pixel) {\n    const me = this;\n    const decimal = me.getDecimalForPixel(pixel);\n    return Math.pow(10, me._startValue + decimal * me._valueRange);\n  }\n}\nLogarithmicScale.id = 'logarithmic';\nLogarithmicScale.defaults = {\n  ticks: {\n    callback: Ticks.formatters.logarithmic,\n    major: {\n      enabled: true\n    }\n  }\n};\n\nfunction getTickBackdropHeight(opts) {\n  const tickOpts = opts.ticks;\n  if (tickOpts.display && opts.display) {\n    const padding = toPadding(tickOpts.backdropPadding);\n    return valueOrDefault(tickOpts.font && tickOpts.font.size, defaults.font.size) + padding.height;\n  }\n  return 0;\n}\nfunction measureLabelSize(ctx, font, label) {\n  label = isArray(label) ? label : [label];\n  return {\n    w: _longestText(ctx, font.string, label),\n    h: label.length * font.lineHeight\n  };\n}\nfunction determineLimits(angle, pos, size, min, max) {\n  if (angle === min || angle === max) {\n    return {\n      start: pos - (size / 2),\n      end: pos + (size / 2)\n    };\n  } else if (angle < min || angle > max) {\n    return {\n      start: pos - size,\n      end: pos\n    };\n  }\n  return {\n    start: pos,\n    end: pos + size\n  };\n}\nfunction fitWithPointLabels(scale) {\n  const furthestLimits = {\n    l: 0,\n    r: scale.width,\n    t: 0,\n    b: scale.height - scale.paddingTop\n  };\n  const furthestAngles = {};\n  const labelSizes = [];\n  const padding = [];\n  const valueCount = scale.getLabels().length;\n  for (let i = 0; i < valueCount; i++) {\n    const opts = scale.options.pointLabels.setContext(scale.getPointLabelContext(i));\n    padding[i] = opts.padding;\n    const pointPosition = scale.getPointPosition(i, scale.drawingArea + padding[i]);\n    const plFont = toFont(opts.font);\n    const textSize = measureLabelSize(scale.ctx, plFont, scale._pointLabels[i]);\n    labelSizes[i] = textSize;\n    const angleRadians = scale.getIndexAngle(i);\n    const angle = toDegrees(angleRadians);\n    const hLimits = determineLimits(angle, pointPosition.x, textSize.w, 0, 180);\n    const vLimits = determineLimits(angle, pointPosition.y, textSize.h, 90, 270);\n    if (hLimits.start < furthestLimits.l) {\n      furthestLimits.l = hLimits.start;\n      furthestAngles.l = angleRadians;\n    }\n    if (hLimits.end > furthestLimits.r) {\n      furthestLimits.r = hLimits.end;\n      furthestAngles.r = angleRadians;\n    }\n    if (vLimits.start < furthestLimits.t) {\n      furthestLimits.t = vLimits.start;\n      furthestAngles.t = angleRadians;\n    }\n    if (vLimits.end > furthestLimits.b) {\n      furthestLimits.b = vLimits.end;\n      furthestAngles.b = angleRadians;\n    }\n  }\n  scale._setReductions(scale.drawingArea, furthestLimits, furthestAngles);\n  scale._pointLabelItems = buildPointLabelItems(scale, labelSizes, padding);\n}\nfunction buildPointLabelItems(scale, labelSizes, padding) {\n  const items = [];\n  const valueCount = scale.getLabels().length;\n  const opts = scale.options;\n  const tickBackdropHeight = getTickBackdropHeight(opts);\n  const outerDistance = scale.getDistanceFromCenterForValue(opts.ticks.reverse ? scale.min : scale.max);\n  for (let i = 0; i < valueCount; i++) {\n    const extra = (i === 0 ? tickBackdropHeight / 2 : 0);\n    const pointLabelPosition = scale.getPointPosition(i, outerDistance + extra + padding[i]);\n    const angle = toDegrees(scale.getIndexAngle(i));\n    const size = labelSizes[i];\n    const y = yForAngle(pointLabelPosition.y, size.h, angle);\n    const textAlign = getTextAlignForAngle(angle);\n    const left = leftForTextAlign(pointLabelPosition.x, size.w, textAlign);\n    items.push({\n      x: pointLabelPosition.x,\n      y,\n      textAlign,\n      left,\n      top: y,\n      right: left + size.w,\n      bottom: y + size.h\n    });\n  }\n  return items;\n}\nfunction getTextAlignForAngle(angle) {\n  if (angle === 0 || angle === 180) {\n    return 'center';\n  } else if (angle < 180) {\n    return 'left';\n  }\n  return 'right';\n}\nfunction leftForTextAlign(x, w, align) {\n  if (align === 'right') {\n    x -= w;\n  } else if (align === 'center') {\n    x -= (w / 2);\n  }\n  return x;\n}\nfunction yForAngle(y, h, angle) {\n  if (angle === 90 || angle === 270) {\n    y -= (h / 2);\n  } else if (angle > 270 || angle < 90) {\n    y -= h;\n  }\n  return y;\n}\nfunction drawPointLabels(scale, labelCount) {\n  const {ctx, options: {pointLabels}} = scale;\n  for (let i = labelCount - 1; i >= 0; i--) {\n    const optsAtIndex = pointLabels.setContext(scale.getPointLabelContext(i));\n    const plFont = toFont(optsAtIndex.font);\n    const {x, y, textAlign, left, top, right, bottom} = scale._pointLabelItems[i];\n    const {backdropColor} = optsAtIndex;\n    if (!isNullOrUndef(backdropColor)) {\n      const padding = toPadding(optsAtIndex.backdropPadding);\n      ctx.fillStyle = backdropColor;\n      ctx.fillRect(left - padding.left, top - padding.top, right - left + padding.width, bottom - top + padding.height);\n    }\n    renderText(\n      ctx,\n      scale._pointLabels[i],\n      x,\n      y + (plFont.lineHeight / 2),\n      plFont,\n      {\n        color: optsAtIndex.color,\n        textAlign: textAlign,\n        textBaseline: 'middle'\n      }\n    );\n  }\n}\nfunction pathRadiusLine(scale, radius, circular, labelCount) {\n  const {ctx} = scale;\n  if (circular) {\n    ctx.arc(scale.xCenter, scale.yCenter, radius, 0, TAU);\n  } else {\n    let pointPosition = scale.getPointPosition(0, radius);\n    ctx.moveTo(pointPosition.x, pointPosition.y);\n    for (let i = 1; i < labelCount; i++) {\n      pointPosition = scale.getPointPosition(i, radius);\n      ctx.lineTo(pointPosition.x, pointPosition.y);\n    }\n  }\n}\nfunction drawRadiusLine(scale, gridLineOpts, radius, labelCount) {\n  const ctx = scale.ctx;\n  const circular = gridLineOpts.circular;\n  const {color, lineWidth} = gridLineOpts;\n  if ((!circular && !labelCount) || !color || !lineWidth || radius < 0) {\n    return;\n  }\n  ctx.save();\n  ctx.strokeStyle = color;\n  ctx.lineWidth = lineWidth;\n  ctx.setLineDash(gridLineOpts.borderDash);\n  ctx.lineDashOffset = gridLineOpts.borderDashOffset;\n  ctx.beginPath();\n  pathRadiusLine(scale, radius, circular, labelCount);\n  ctx.closePath();\n  ctx.stroke();\n  ctx.restore();\n}\nfunction numberOrZero(param) {\n  return isNumber(param) ? param : 0;\n}\nfunction createPointLabelContext(parent, index, label) {\n  return Object.assign(Object.create(parent), {\n    label,\n    index,\n    type: 'pointLabel'\n  });\n}\nclass RadialLinearScale extends LinearScaleBase {\n  constructor(cfg) {\n    super(cfg);\n    this.xCenter = undefined;\n    this.yCenter = undefined;\n    this.drawingArea = undefined;\n    this._pointLabels = [];\n    this._pointLabelItems = [];\n  }\n  setDimensions() {\n    const me = this;\n    me.width = me.maxWidth;\n    me.height = me.maxHeight;\n    me.paddingTop = getTickBackdropHeight(me.options) / 2;\n    me.xCenter = Math.floor(me.width / 2);\n    me.yCenter = Math.floor((me.height - me.paddingTop) / 2);\n    me.drawingArea = Math.min(me.height - me.paddingTop, me.width) / 2;\n  }\n  determineDataLimits() {\n    const me = this;\n    const {min, max} = me.getMinMax(false);\n    me.min = isNumberFinite(min) && !isNaN(min) ? min : 0;\n    me.max = isNumberFinite(max) && !isNaN(max) ? max : 0;\n    me.handleTickRangeOptions();\n  }\n  computeTickLimit() {\n    return Math.ceil(this.drawingArea / getTickBackdropHeight(this.options));\n  }\n  generateTickLabels(ticks) {\n    const me = this;\n    LinearScaleBase.prototype.generateTickLabels.call(me, ticks);\n    me._pointLabels = me.getLabels().map((value, index) => {\n      const label = callback(me.options.pointLabels.callback, [value, index], me);\n      return label || label === 0 ? label : '';\n    });\n  }\n  fit() {\n    const me = this;\n    const opts = me.options;\n    if (opts.display && opts.pointLabels.display) {\n      fitWithPointLabels(me);\n    } else {\n      me.setCenterPoint(0, 0, 0, 0);\n    }\n  }\n  _setReductions(largestPossibleRadius, furthestLimits, furthestAngles) {\n    const me = this;\n    let radiusReductionLeft = furthestLimits.l / Math.sin(furthestAngles.l);\n    let radiusReductionRight = Math.max(furthestLimits.r - me.width, 0) / Math.sin(furthestAngles.r);\n    let radiusReductionTop = -furthestLimits.t / Math.cos(furthestAngles.t);\n    let radiusReductionBottom = -Math.max(furthestLimits.b - (me.height - me.paddingTop), 0) / Math.cos(furthestAngles.b);\n    radiusReductionLeft = numberOrZero(radiusReductionLeft);\n    radiusReductionRight = numberOrZero(radiusReductionRight);\n    radiusReductionTop = numberOrZero(radiusReductionTop);\n    radiusReductionBottom = numberOrZero(radiusReductionBottom);\n    me.drawingArea = Math.max(largestPossibleRadius / 2, Math.min(\n      Math.floor(largestPossibleRadius - (radiusReductionLeft + radiusReductionRight) / 2),\n      Math.floor(largestPossibleRadius - (radiusReductionTop + radiusReductionBottom) / 2)));\n    me.setCenterPoint(radiusReductionLeft, radiusReductionRight, radiusReductionTop, radiusReductionBottom);\n  }\n  setCenterPoint(leftMovement, rightMovement, topMovement, bottomMovement) {\n    const me = this;\n    const maxRight = me.width - rightMovement - me.drawingArea;\n    const maxLeft = leftMovement + me.drawingArea;\n    const maxTop = topMovement + me.drawingArea;\n    const maxBottom = (me.height - me.paddingTop) - bottomMovement - me.drawingArea;\n    me.xCenter = Math.floor(((maxLeft + maxRight) / 2) + me.left);\n    me.yCenter = Math.floor(((maxTop + maxBottom) / 2) + me.top + me.paddingTop);\n  }\n  getIndexAngle(index) {\n    const angleMultiplier = TAU / this.getLabels().length;\n    const startAngle = this.options.startAngle || 0;\n    return _normalizeAngle(index * angleMultiplier + toRadians(startAngle));\n  }\n  getDistanceFromCenterForValue(value) {\n    const me = this;\n    if (isNullOrUndef(value)) {\n      return NaN;\n    }\n    const scalingFactor = me.drawingArea / (me.max - me.min);\n    if (me.options.reverse) {\n      return (me.max - value) * scalingFactor;\n    }\n    return (value - me.min) * scalingFactor;\n  }\n  getValueForDistanceFromCenter(distance) {\n    if (isNullOrUndef(distance)) {\n      return NaN;\n    }\n    const me = this;\n    const scaledDistance = distance / (me.drawingArea / (me.max - me.min));\n    return me.options.reverse ? me.max - scaledDistance : me.min + scaledDistance;\n  }\n  getPointLabelContext(index) {\n    const me = this;\n    const pointLabels = me._pointLabels || [];\n    if (index >= 0 && index < pointLabels.length) {\n      const pointLabel = pointLabels[index];\n      return createPointLabelContext(me.getContext(), index, pointLabel);\n    }\n  }\n  getPointPosition(index, distanceFromCenter) {\n    const me = this;\n    const angle = me.getIndexAngle(index) - HALF_PI;\n    return {\n      x: Math.cos(angle) * distanceFromCenter + me.xCenter,\n      y: Math.sin(angle) * distanceFromCenter + me.yCenter,\n      angle\n    };\n  }\n  getPointPositionForValue(index, value) {\n    return this.getPointPosition(index, this.getDistanceFromCenterForValue(value));\n  }\n  getBasePosition(index) {\n    return this.getPointPositionForValue(index || 0, this.getBaseValue());\n  }\n  getPointLabelPosition(index) {\n    const {left, top, right, bottom} = this._pointLabelItems[index];\n    return {\n      left,\n      top,\n      right,\n      bottom,\n    };\n  }\n  drawBackground() {\n    const me = this;\n    const {backgroundColor, grid: {circular}} = me.options;\n    if (backgroundColor) {\n      const ctx = me.ctx;\n      ctx.save();\n      ctx.beginPath();\n      pathRadiusLine(me, me.getDistanceFromCenterForValue(me._endValue), circular, me.getLabels().length);\n      ctx.closePath();\n      ctx.fillStyle = backgroundColor;\n      ctx.fill();\n      ctx.restore();\n    }\n  }\n  drawGrid() {\n    const me = this;\n    const ctx = me.ctx;\n    const opts = me.options;\n    const {angleLines, grid} = opts;\n    const labelCount = me.getLabels().length;\n    let i, offset, position;\n    if (opts.pointLabels.display) {\n      drawPointLabels(me, labelCount);\n    }\n    if (grid.display) {\n      me.ticks.forEach((tick, index) => {\n        if (index !== 0) {\n          offset = me.getDistanceFromCenterForValue(tick.value);\n          const optsAtIndex = grid.setContext(me.getContext(index - 1));\n          drawRadiusLine(me, optsAtIndex, offset, labelCount);\n        }\n      });\n    }\n    if (angleLines.display) {\n      ctx.save();\n      for (i = me.getLabels().length - 1; i >= 0; i--) {\n        const optsAtIndex = angleLines.setContext(me.getPointLabelContext(i));\n        const {color, lineWidth} = optsAtIndex;\n        if (!lineWidth || !color) {\n          continue;\n        }\n        ctx.lineWidth = lineWidth;\n        ctx.strokeStyle = color;\n        ctx.setLineDash(optsAtIndex.borderDash);\n        ctx.lineDashOffset = optsAtIndex.borderDashOffset;\n        offset = me.getDistanceFromCenterForValue(opts.ticks.reverse ? me.min : me.max);\n        position = me.getPointPosition(i, offset);\n        ctx.beginPath();\n        ctx.moveTo(me.xCenter, me.yCenter);\n        ctx.lineTo(position.x, position.y);\n        ctx.stroke();\n      }\n      ctx.restore();\n    }\n  }\n  drawBorder() {}\n  drawLabels() {\n    const me = this;\n    const ctx = me.ctx;\n    const opts = me.options;\n    const tickOpts = opts.ticks;\n    if (!tickOpts.display) {\n      return;\n    }\n    const startAngle = me.getIndexAngle(0);\n    let offset, width;\n    ctx.save();\n    ctx.translate(me.xCenter, me.yCenter);\n    ctx.rotate(startAngle);\n    ctx.textAlign = 'center';\n    ctx.textBaseline = 'middle';\n    me.ticks.forEach((tick, index) => {\n      if (index === 0 && !opts.reverse) {\n        return;\n      }\n      const optsAtIndex = tickOpts.setContext(me.getContext(index));\n      const tickFont = toFont(optsAtIndex.font);\n      offset = me.getDistanceFromCenterForValue(me.ticks[index].value);\n      if (optsAtIndex.showLabelBackdrop) {\n        ctx.font = tickFont.string;\n        width = ctx.measureText(tick.label).width;\n        ctx.fillStyle = optsAtIndex.backdropColor;\n        const padding = toPadding(optsAtIndex.backdropPadding);\n        ctx.fillRect(\n          -width / 2 - padding.left,\n          -offset - tickFont.size / 2 - padding.top,\n          width + padding.width,\n          tickFont.size + padding.height\n        );\n      }\n      renderText(ctx, tick.label, 0, -offset, tickFont, {\n        color: optsAtIndex.color,\n      });\n    });\n    ctx.restore();\n  }\n  drawTitle() {}\n}\nRadialLinearScale.id = 'radialLinear';\nRadialLinearScale.defaults = {\n  display: true,\n  animate: true,\n  position: 'chartArea',\n  angleLines: {\n    display: true,\n    lineWidth: 1,\n    borderDash: [],\n    borderDashOffset: 0.0\n  },\n  grid: {\n    circular: false\n  },\n  startAngle: 0,\n  ticks: {\n    showLabelBackdrop: true,\n    callback: Ticks.formatters.numeric\n  },\n  pointLabels: {\n    backdropColor: undefined,\n    backdropPadding: 2,\n    display: true,\n    font: {\n      size: 10\n    },\n    callback(label) {\n      return label;\n    },\n    padding: 5\n  }\n};\nRadialLinearScale.defaultRoutes = {\n  'angleLines.color': 'borderColor',\n  'pointLabels.color': 'color',\n  'ticks.color': 'color'\n};\nRadialLinearScale.descriptors = {\n  angleLines: {\n    _fallback: 'grid'\n  }\n};\n\nconst INTERVALS = {\n  millisecond: {common: true, size: 1, steps: 1000},\n  second: {common: true, size: 1000, steps: 60},\n  minute: {common: true, size: 60000, steps: 60},\n  hour: {common: true, size: 3600000, steps: 24},\n  day: {common: true, size: 86400000, steps: 30},\n  week: {common: false, size: 604800000, steps: 4},\n  month: {common: true, size: 2.628e9, steps: 12},\n  quarter: {common: false, size: 7.884e9, steps: 4},\n  year: {common: true, size: 3.154e10}\n};\nconst UNITS = (Object.keys(INTERVALS));\nfunction sorter(a, b) {\n  return a - b;\n}\nfunction parse(scale, input) {\n  if (isNullOrUndef(input)) {\n    return null;\n  }\n  const adapter = scale._adapter;\n  const {parser, round, isoWeekday} = scale._parseOpts;\n  let value = input;\n  if (typeof parser === 'function') {\n    value = parser(value);\n  }\n  if (!isNumberFinite(value)) {\n    value = typeof parser === 'string'\n      ? adapter.parse(value, parser)\n      : adapter.parse(value);\n  }\n  if (value === null) {\n    return null;\n  }\n  if (round) {\n    value = round === 'week' && (isNumber(isoWeekday) || isoWeekday === true)\n      ? adapter.startOf(value, 'isoWeek', isoWeekday)\n      : adapter.startOf(value, round);\n  }\n  return +value;\n}\nfunction determineUnitForAutoTicks(minUnit, min, max, capacity) {\n  const ilen = UNITS.length;\n  for (let i = UNITS.indexOf(minUnit); i < ilen - 1; ++i) {\n    const interval = INTERVALS[UNITS[i]];\n    const factor = interval.steps ? interval.steps : Number.MAX_SAFE_INTEGER;\n    if (interval.common && Math.ceil((max - min) / (factor * interval.size)) <= capacity) {\n      return UNITS[i];\n    }\n  }\n  return UNITS[ilen - 1];\n}\nfunction determineUnitForFormatting(scale, numTicks, minUnit, min, max) {\n  for (let i = UNITS.length - 1; i >= UNITS.indexOf(minUnit); i--) {\n    const unit = UNITS[i];\n    if (INTERVALS[unit].common && scale._adapter.diff(max, min, unit) >= numTicks - 1) {\n      return unit;\n    }\n  }\n  return UNITS[minUnit ? UNITS.indexOf(minUnit) : 0];\n}\nfunction determineMajorUnit(unit) {\n  for (let i = UNITS.indexOf(unit) + 1, ilen = UNITS.length; i < ilen; ++i) {\n    if (INTERVALS[UNITS[i]].common) {\n      return UNITS[i];\n    }\n  }\n}\nfunction addTick(ticks, time, timestamps) {\n  if (!timestamps) {\n    ticks[time] = true;\n  } else if (timestamps.length) {\n    const {lo, hi} = _lookup(timestamps, time);\n    const timestamp = timestamps[lo] >= time ? timestamps[lo] : timestamps[hi];\n    ticks[timestamp] = true;\n  }\n}\nfunction setMajorTicks(scale, ticks, map, majorUnit) {\n  const adapter = scale._adapter;\n  const first = +adapter.startOf(ticks[0].value, majorUnit);\n  const last = ticks[ticks.length - 1].value;\n  let major, index;\n  for (major = first; major <= last; major = +adapter.add(major, 1, majorUnit)) {\n    index = map[major];\n    if (index >= 0) {\n      ticks[index].major = true;\n    }\n  }\n  return ticks;\n}\nfunction ticksFromTimestamps(scale, values, majorUnit) {\n  const ticks = [];\n  const map = {};\n  const ilen = values.length;\n  let i, value;\n  for (i = 0; i < ilen; ++i) {\n    value = values[i];\n    map[value] = i;\n    ticks.push({\n      value,\n      major: false\n    });\n  }\n  return (ilen === 0 || !majorUnit) ? ticks : setMajorTicks(scale, ticks, map, majorUnit);\n}\nclass TimeScale extends Scale {\n  constructor(props) {\n    super(props);\n    this._cache = {\n      data: [],\n      labels: [],\n      all: []\n    };\n    this._unit = 'day';\n    this._majorUnit = undefined;\n    this._offsets = {};\n    this._normalized = false;\n    this._parseOpts = undefined;\n  }\n  init(scaleOpts, opts) {\n    const time = scaleOpts.time || (scaleOpts.time = {});\n    const adapter = this._adapter = new _adapters._date(scaleOpts.adapters.date);\n    mergeIf(time.displayFormats, adapter.formats());\n    this._parseOpts = {\n      parser: time.parser,\n      round: time.round,\n      isoWeekday: time.isoWeekday\n    };\n    super.init(scaleOpts);\n    this._normalized = opts.normalized;\n  }\n  parse(raw, index) {\n    if (raw === undefined) {\n      return null;\n    }\n    return parse(this, raw);\n  }\n  beforeLayout() {\n    super.beforeLayout();\n    this._cache = {\n      data: [],\n      labels: [],\n      all: []\n    };\n  }\n  determineDataLimits() {\n    const me = this;\n    const options = me.options;\n    const adapter = me._adapter;\n    const unit = options.time.unit || 'day';\n    let {min, max, minDefined, maxDefined} = me.getUserBounds();\n    function _applyBounds(bounds) {\n      if (!minDefined && !isNaN(bounds.min)) {\n        min = Math.min(min, bounds.min);\n      }\n      if (!maxDefined && !isNaN(bounds.max)) {\n        max = Math.max(max, bounds.max);\n      }\n    }\n    if (!minDefined || !maxDefined) {\n      _applyBounds(me._getLabelBounds());\n      if (options.bounds !== 'ticks' || options.ticks.source !== 'labels') {\n        _applyBounds(me.getMinMax(false));\n      }\n    }\n    min = isNumberFinite(min) && !isNaN(min) ? min : +adapter.startOf(Date.now(), unit);\n    max = isNumberFinite(max) && !isNaN(max) ? max : +adapter.endOf(Date.now(), unit) + 1;\n    me.min = Math.min(min, max - 1);\n    me.max = Math.max(min + 1, max);\n  }\n  _getLabelBounds() {\n    const arr = this.getLabelTimestamps();\n    let min = Number.POSITIVE_INFINITY;\n    let max = Number.NEGATIVE_INFINITY;\n    if (arr.length) {\n      min = arr[0];\n      max = arr[arr.length - 1];\n    }\n    return {min, max};\n  }\n  buildTicks() {\n    const me = this;\n    const options = me.options;\n    const timeOpts = options.time;\n    const tickOpts = options.ticks;\n    const timestamps = tickOpts.source === 'labels' ? me.getLabelTimestamps() : me._generate();\n    if (options.bounds === 'ticks' && timestamps.length) {\n      me.min = me._userMin || timestamps[0];\n      me.max = me._userMax || timestamps[timestamps.length - 1];\n    }\n    const min = me.min;\n    const max = me.max;\n    const ticks = _filterBetween(timestamps, min, max);\n    me._unit = timeOpts.unit || (tickOpts.autoSkip\n      ? determineUnitForAutoTicks(timeOpts.minUnit, me.min, me.max, me._getLabelCapacity(min))\n      : determineUnitForFormatting(me, ticks.length, timeOpts.minUnit, me.min, me.max));\n    me._majorUnit = !tickOpts.major.enabled || me._unit === 'year' ? undefined\n      : determineMajorUnit(me._unit);\n    me.initOffsets(timestamps);\n    if (options.reverse) {\n      ticks.reverse();\n    }\n    return ticksFromTimestamps(me, ticks, me._majorUnit);\n  }\n  initOffsets(timestamps) {\n    const me = this;\n    let start = 0;\n    let end = 0;\n    let first, last;\n    if (me.options.offset && timestamps.length) {\n      first = me.getDecimalForValue(timestamps[0]);\n      if (timestamps.length === 1) {\n        start = 1 - first;\n      } else {\n        start = (me.getDecimalForValue(timestamps[1]) - first) / 2;\n      }\n      last = me.getDecimalForValue(timestamps[timestamps.length - 1]);\n      if (timestamps.length === 1) {\n        end = last;\n      } else {\n        end = (last - me.getDecimalForValue(timestamps[timestamps.length - 2])) / 2;\n      }\n    }\n    const limit = timestamps.length < 3 ? 0.5 : 0.25;\n    start = _limitValue(start, 0, limit);\n    end = _limitValue(end, 0, limit);\n    me._offsets = {start, end, factor: 1 / (start + 1 + end)};\n  }\n  _generate() {\n    const me = this;\n    const adapter = me._adapter;\n    const min = me.min;\n    const max = me.max;\n    const options = me.options;\n    const timeOpts = options.time;\n    const minor = timeOpts.unit || determineUnitForAutoTicks(timeOpts.minUnit, min, max, me._getLabelCapacity(min));\n    const stepSize = valueOrDefault(timeOpts.stepSize, 1);\n    const weekday = minor === 'week' ? timeOpts.isoWeekday : false;\n    const hasWeekday = isNumber(weekday) || weekday === true;\n    const ticks = {};\n    let first = min;\n    let time, count;\n    if (hasWeekday) {\n      first = +adapter.startOf(first, 'isoWeek', weekday);\n    }\n    first = +adapter.startOf(first, hasWeekday ? 'day' : minor);\n    if (adapter.diff(max, min, minor) > 100000 * stepSize) {\n      throw new Error(min + ' and ' + max + ' are too far apart with stepSize of ' + stepSize + ' ' + minor);\n    }\n    const timestamps = options.ticks.source === 'data' && me.getDataTimestamps();\n    for (time = first, count = 0; time < max; time = +adapter.add(time, stepSize, minor), count++) {\n      addTick(ticks, time, timestamps);\n    }\n    if (time === max || options.bounds === 'ticks' || count === 1) {\n      addTick(ticks, time, timestamps);\n    }\n    return Object.keys(ticks).sort((a, b) => a - b).map(x => +x);\n  }\n  getLabelForValue(value) {\n    const me = this;\n    const adapter = me._adapter;\n    const timeOpts = me.options.time;\n    if (timeOpts.tooltipFormat) {\n      return adapter.format(value, timeOpts.tooltipFormat);\n    }\n    return adapter.format(value, timeOpts.displayFormats.datetime);\n  }\n  _tickFormatFunction(time, index, ticks, format) {\n    const me = this;\n    const options = me.options;\n    const formats = options.time.displayFormats;\n    const unit = me._unit;\n    const majorUnit = me._majorUnit;\n    const minorFormat = unit && formats[unit];\n    const majorFormat = majorUnit && formats[majorUnit];\n    const tick = ticks[index];\n    const major = majorUnit && majorFormat && tick && tick.major;\n    const label = me._adapter.format(time, format || (major ? majorFormat : minorFormat));\n    const formatter = options.ticks.callback;\n    return formatter ? callback(formatter, [label, index, ticks], me) : label;\n  }\n  generateTickLabels(ticks) {\n    let i, ilen, tick;\n    for (i = 0, ilen = ticks.length; i < ilen; ++i) {\n      tick = ticks[i];\n      tick.label = this._tickFormatFunction(tick.value, i, ticks);\n    }\n  }\n  getDecimalForValue(value) {\n    const me = this;\n    return value === null ? NaN : (value - me.min) / (me.max - me.min);\n  }\n  getPixelForValue(value) {\n    const me = this;\n    const offsets = me._offsets;\n    const pos = me.getDecimalForValue(value);\n    return me.getPixelForDecimal((offsets.start + pos) * offsets.factor);\n  }\n  getValueForPixel(pixel) {\n    const me = this;\n    const offsets = me._offsets;\n    const pos = me.getDecimalForPixel(pixel) / offsets.factor - offsets.end;\n    return me.min + pos * (me.max - me.min);\n  }\n  _getLabelSize(label) {\n    const me = this;\n    const ticksOpts = me.options.ticks;\n    const tickLabelWidth = me.ctx.measureText(label).width;\n    const angle = toRadians(me.isHorizontal() ? ticksOpts.maxRotation : ticksOpts.minRotation);\n    const cosRotation = Math.cos(angle);\n    const sinRotation = Math.sin(angle);\n    const tickFontSize = me._resolveTickFontOptions(0).size;\n    return {\n      w: (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation),\n      h: (tickLabelWidth * sinRotation) + (tickFontSize * cosRotation)\n    };\n  }\n  _getLabelCapacity(exampleTime) {\n    const me = this;\n    const timeOpts = me.options.time;\n    const displayFormats = timeOpts.displayFormats;\n    const format = displayFormats[timeOpts.unit] || displayFormats.millisecond;\n    const exampleLabel = me._tickFormatFunction(exampleTime, 0, ticksFromTimestamps(me, [exampleTime], me._majorUnit), format);\n    const size = me._getLabelSize(exampleLabel);\n    const capacity = Math.floor(me.isHorizontal() ? me.width / size.w : me.height / size.h) - 1;\n    return capacity > 0 ? capacity : 1;\n  }\n  getDataTimestamps() {\n    const me = this;\n    let timestamps = me._cache.data || [];\n    let i, ilen;\n    if (timestamps.length) {\n      return timestamps;\n    }\n    const metas = me.getMatchingVisibleMetas();\n    if (me._normalized && metas.length) {\n      return (me._cache.data = metas[0].controller.getAllParsedValues(me));\n    }\n    for (i = 0, ilen = metas.length; i < ilen; ++i) {\n      timestamps = timestamps.concat(metas[i].controller.getAllParsedValues(me));\n    }\n    return (me._cache.data = me.normalize(timestamps));\n  }\n  getLabelTimestamps() {\n    const me = this;\n    const timestamps = me._cache.labels || [];\n    let i, ilen;\n    if (timestamps.length) {\n      return timestamps;\n    }\n    const labels = me.getLabels();\n    for (i = 0, ilen = labels.length; i < ilen; ++i) {\n      timestamps.push(parse(me, labels[i]));\n    }\n    return (me._cache.labels = me._normalized ? timestamps : me.normalize(timestamps));\n  }\n  normalize(values) {\n    return _arrayUnique(values.sort(sorter));\n  }\n}\nTimeScale.id = 'time';\nTimeScale.defaults = {\n  bounds: 'data',\n  adapters: {},\n  time: {\n    parser: false,\n    unit: false,\n    round: false,\n    isoWeekday: false,\n    minUnit: 'millisecond',\n    displayFormats: {}\n  },\n  ticks: {\n    source: 'auto',\n    major: {\n      enabled: false\n    }\n  }\n};\n\nfunction interpolate(table, val, reverse) {\n  let lo = 0;\n  let hi = table.length - 1;\n  let prevSource, nextSource, prevTarget, nextTarget;\n  if (reverse) {\n    if (val >= table[lo].pos && val <= table[hi].pos) {\n      ({lo, hi} = _lookupByKey(table, 'pos', val));\n    }\n    ({pos: prevSource, time: prevTarget} = table[lo]);\n    ({pos: nextSource, time: nextTarget} = table[hi]);\n  } else {\n    if (val >= table[lo].time && val <= table[hi].time) {\n      ({lo, hi} = _lookupByKey(table, 'time', val));\n    }\n    ({time: prevSource, pos: prevTarget} = table[lo]);\n    ({time: nextSource, pos: nextTarget} = table[hi]);\n  }\n  const span = nextSource - prevSource;\n  return span ? prevTarget + (nextTarget - prevTarget) * (val - prevSource) / span : prevTarget;\n}\nclass TimeSeriesScale extends TimeScale {\n  constructor(props) {\n    super(props);\n    this._table = [];\n    this._minPos = undefined;\n    this._tableRange = undefined;\n  }\n  initOffsets() {\n    const me = this;\n    const timestamps = me._getTimestampsForTable();\n    const table = me._table = me.buildLookupTable(timestamps);\n    me._minPos = interpolate(table, me.min);\n    me._tableRange = interpolate(table, me.max) - me._minPos;\n    super.initOffsets(timestamps);\n  }\n  buildLookupTable(timestamps) {\n    const {min, max} = this;\n    const items = [];\n    const table = [];\n    let i, ilen, prev, curr, next;\n    for (i = 0, ilen = timestamps.length; i < ilen; ++i) {\n      curr = timestamps[i];\n      if (curr >= min && curr <= max) {\n        items.push(curr);\n      }\n    }\n    if (items.length < 2) {\n      return [\n        {time: min, pos: 0},\n        {time: max, pos: 1}\n      ];\n    }\n    for (i = 0, ilen = items.length; i < ilen; ++i) {\n      next = items[i + 1];\n      prev = items[i - 1];\n      curr = items[i];\n      if (Math.round((next + prev) / 2) !== curr) {\n        table.push({time: curr, pos: i / (ilen - 1)});\n      }\n    }\n    return table;\n  }\n  _getTimestampsForTable() {\n    const me = this;\n    let timestamps = me._cache.all || [];\n    if (timestamps.length) {\n      return timestamps;\n    }\n    const data = me.getDataTimestamps();\n    const label = me.getLabelTimestamps();\n    if (data.length && label.length) {\n      timestamps = me.normalize(data.concat(label));\n    } else {\n      timestamps = data.length ? data : label;\n    }\n    timestamps = me._cache.all = timestamps;\n    return timestamps;\n  }\n  getDecimalForValue(value) {\n    return (interpolate(this._table, value) - this._minPos) / this._tableRange;\n  }\n  getValueForPixel(pixel) {\n    const me = this;\n    const offsets = me._offsets;\n    const decimal = me.getDecimalForPixel(pixel) / offsets.factor - offsets.end;\n    return interpolate(me._table, decimal * me._tableRange + me._minPos, true);\n  }\n}\nTimeSeriesScale.id = 'timeseries';\nTimeSeriesScale.defaults = TimeScale.defaults;\n\nvar scales = /*#__PURE__*/Object.freeze({\n__proto__: null,\nCategoryScale: CategoryScale,\nLinearScale: LinearScale,\nLogarithmicScale: LogarithmicScale,\nRadialLinearScale: RadialLinearScale,\nTimeScale: TimeScale,\nTimeSeriesScale: TimeSeriesScale\n});\n\nChart.register(controllers, scales, elements, plugins);\nChart.helpers = {...helpers};\nChart._adapters = _adapters;\nChart.Animation = Animation;\nChart.Animations = Animations;\nChart.animator = animator;\nChart.controllers = registry.controllers.items;\nChart.DatasetController = DatasetController;\nChart.Element = Element;\nChart.elements = elements;\nChart.Interaction = Interaction;\nChart.layouts = layouts;\nChart.platforms = platforms;\nChart.Scale = Scale;\nChart.Ticks = Ticks;\nObject.assign(Chart, controllers, scales, elements, plugins, platforms);\nChart.Chart = Chart;\nif (typeof window !== 'undefined') {\n  window.Chart = Chart;\n}\n\nreturn Chart;\n\n})));\n\n},{}],65:[function(require,module,exports){\n(function (global, factory) {\n  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n  typeof define === 'function' && define.amd ? define(factory) :\n  (global = global || self, global.dialogPolyfill = factory());\n}(this, function () { 'use strict';\n\n  // nb. This is for IE10 and lower _only_.\n  var supportCustomEvent = window.CustomEvent;\n  if (!supportCustomEvent || typeof supportCustomEvent === 'object') {\n    supportCustomEvent = function CustomEvent(event, x) {\n      x = x || {};\n      var ev = document.createEvent('CustomEvent');\n      ev.initCustomEvent(event, !!x.bubbles, !!x.cancelable, x.detail || null);\n      return ev;\n    };\n    supportCustomEvent.prototype = window.Event.prototype;\n  }\n\n  /**\n   * @param {Element} el to check for stacking context\n   * @return {boolean} whether this el or its parents creates a stacking context\n   */\n  function createsStackingContext(el) {\n    while (el && el !== document.body) {\n      var s = window.getComputedStyle(el);\n      var invalid = function(k, ok) {\n        return !(s[k] === undefined || s[k] === ok);\n      };\n      \n      if (s.opacity < 1 ||\n          invalid('zIndex', 'auto') ||\n          invalid('transform', 'none') ||\n          invalid('mixBlendMode', 'normal') ||\n          invalid('filter', 'none') ||\n          invalid('perspective', 'none') ||\n          s['isolation'] === 'isolate' ||\n          s.position === 'fixed' ||\n          s.webkitOverflowScrolling === 'touch') {\n        return true;\n      }\n      el = el.parentElement;\n    }\n    return false;\n  }\n\n  /**\n   * Finds the nearest <dialog> from the passed element.\n   *\n   * @param {Element} el to search from\n   * @return {HTMLDialogElement} dialog found\n   */\n  function findNearestDialog(el) {\n    while (el) {\n      if (el.localName === 'dialog') {\n        return /** @type {HTMLDialogElement} */ (el);\n      }\n      el = el.parentElement;\n    }\n    return null;\n  }\n\n  /**\n   * Blur the specified element, as long as it's not the HTML body element.\n   * This works around an IE9/10 bug - blurring the body causes Windows to\n   * blur the whole application.\n   *\n   * @param {Element} el to blur\n   */\n  function safeBlur(el) {\n    if (el && el.blur && el !== document.body) {\n      el.blur();\n    }\n  }\n\n  /**\n   * @param {!NodeList} nodeList to search\n   * @param {Node} node to find\n   * @return {boolean} whether node is inside nodeList\n   */\n  function inNodeList(nodeList, node) {\n    for (var i = 0; i < nodeList.length; ++i) {\n      if (nodeList[i] === node) {\n        return true;\n      }\n    }\n    return false;\n  }\n\n  /**\n   * @param {HTMLFormElement} el to check\n   * @return {boolean} whether this form has method=\"dialog\"\n   */\n  function isFormMethodDialog(el) {\n    if (!el || !el.hasAttribute('method')) {\n      return false;\n    }\n    return el.getAttribute('method').toLowerCase() === 'dialog';\n  }\n\n  /**\n   * @param {!HTMLDialogElement} dialog to upgrade\n   * @constructor\n   */\n  function dialogPolyfillInfo(dialog) {\n    this.dialog_ = dialog;\n    this.replacedStyleTop_ = false;\n    this.openAsModal_ = false;\n\n    // Set a11y role. Browsers that support dialog implicitly know this already.\n    if (!dialog.hasAttribute('role')) {\n      dialog.setAttribute('role', 'dialog');\n    }\n\n    dialog.show = this.show.bind(this);\n    dialog.showModal = this.showModal.bind(this);\n    dialog.close = this.close.bind(this);\n\n    if (!('returnValue' in dialog)) {\n      dialog.returnValue = '';\n    }\n\n    if ('MutationObserver' in window) {\n      var mo = new MutationObserver(this.maybeHideModal.bind(this));\n      mo.observe(dialog, {attributes: true, attributeFilter: ['open']});\n    } else {\n      // IE10 and below support. Note that DOMNodeRemoved etc fire _before_ removal. They also\n      // seem to fire even if the element was removed as part of a parent removal. Use the removed\n      // events to force downgrade (useful if removed/immediately added).\n      var removed = false;\n      var cb = function() {\n        removed ? this.downgradeModal() : this.maybeHideModal();\n        removed = false;\n      }.bind(this);\n      var timeout;\n      var delayModel = function(ev) {\n        if (ev.target !== dialog) { return; }  // not for a child element\n        var cand = 'DOMNodeRemoved';\n        removed |= (ev.type.substr(0, cand.length) === cand);\n        window.clearTimeout(timeout);\n        timeout = window.setTimeout(cb, 0);\n      };\n      ['DOMAttrModified', 'DOMNodeRemoved', 'DOMNodeRemovedFromDocument'].forEach(function(name) {\n        dialog.addEventListener(name, delayModel);\n      });\n    }\n    // Note that the DOM is observed inside DialogManager while any dialog\n    // is being displayed as a modal, to catch modal removal from the DOM.\n\n    Object.defineProperty(dialog, 'open', {\n      set: this.setOpen.bind(this),\n      get: dialog.hasAttribute.bind(dialog, 'open')\n    });\n\n    this.backdrop_ = document.createElement('div');\n    this.backdrop_.className = 'backdrop';\n    this.backdrop_.addEventListener('click', this.backdropClick_.bind(this));\n  }\n\n  dialogPolyfillInfo.prototype = {\n\n    get dialog() {\n      return this.dialog_;\n    },\n\n    /**\n     * Maybe remove this dialog from the modal top layer. This is called when\n     * a modal dialog may no longer be tenable, e.g., when the dialog is no\n     * longer open or is no longer part of the DOM.\n     */\n    maybeHideModal: function() {\n      if (this.dialog_.hasAttribute('open') && document.body.contains(this.dialog_)) { return; }\n      this.downgradeModal();\n    },\n\n    /**\n     * Remove this dialog from the modal top layer, leaving it as a non-modal.\n     */\n    downgradeModal: function() {\n      if (!this.openAsModal_) { return; }\n      this.openAsModal_ = false;\n      this.dialog_.style.zIndex = '';\n\n      // This won't match the native <dialog> exactly because if the user set top on a centered\n      // polyfill dialog, that top gets thrown away when the dialog is closed. Not sure it's\n      // possible to polyfill this perfectly.\n      if (this.replacedStyleTop_) {\n        this.dialog_.style.top = '';\n        this.replacedStyleTop_ = false;\n      }\n\n      // Clear the backdrop and remove from the manager.\n      this.backdrop_.parentNode && this.backdrop_.parentNode.removeChild(this.backdrop_);\n      dialogPolyfill.dm.removeDialog(this);\n    },\n\n    /**\n     * @param {boolean} value whether to open or close this dialog\n     */\n    setOpen: function(value) {\n      if (value) {\n        this.dialog_.hasAttribute('open') || this.dialog_.setAttribute('open', '');\n      } else {\n        this.dialog_.removeAttribute('open');\n        this.maybeHideModal();  // nb. redundant with MutationObserver\n      }\n    },\n\n    /**\n     * Handles clicks on the fake .backdrop element, redirecting them as if\n     * they were on the dialog itself.\n     *\n     * @param {!Event} e to redirect\n     */\n    backdropClick_: function(e) {\n      if (!this.dialog_.hasAttribute('tabindex')) {\n        // Clicking on the backdrop should move the implicit cursor, even if dialog cannot be\n        // focused. Create a fake thing to focus on. If the backdrop was _before_ the dialog, this\n        // would not be needed - clicks would move the implicit cursor there.\n        var fake = document.createElement('div');\n        this.dialog_.insertBefore(fake, this.dialog_.firstChild);\n        fake.tabIndex = -1;\n        fake.focus();\n        this.dialog_.removeChild(fake);\n      } else {\n        this.dialog_.focus();\n      }\n\n      var redirectedEvent = document.createEvent('MouseEvents');\n      redirectedEvent.initMouseEvent(e.type, e.bubbles, e.cancelable, window,\n          e.detail, e.screenX, e.screenY, e.clientX, e.clientY, e.ctrlKey,\n          e.altKey, e.shiftKey, e.metaKey, e.button, e.relatedTarget);\n      this.dialog_.dispatchEvent(redirectedEvent);\n      e.stopPropagation();\n    },\n\n    /**\n     * Focuses on the first focusable element within the dialog. This will always blur the current\n     * focus, even if nothing within the dialog is found.\n     */\n    focus_: function() {\n      // Find element with `autofocus` attribute, or fall back to the first form/tabindex control.\n      var target = this.dialog_.querySelector('[autofocus]:not([disabled])');\n      if (!target && this.dialog_.tabIndex >= 0) {\n        target = this.dialog_;\n      }\n      if (!target) {\n        // Note that this is 'any focusable area'. This list is probably not exhaustive, but the\n        // alternative involves stepping through and trying to focus everything.\n        var opts = ['button', 'input', 'keygen', 'select', 'textarea'];\n        var query = opts.map(function(el) {\n          return el + ':not([disabled])';\n        });\n        // TODO(samthor): tabindex values that are not numeric are not focusable.\n        query.push('[tabindex]:not([disabled]):not([tabindex=\"\"])');  // tabindex != \"\", not disabled\n        target = this.dialog_.querySelector(query.join(', '));\n      }\n      safeBlur(document.activeElement);\n      target && target.focus();\n    },\n\n    /**\n     * Sets the zIndex for the backdrop and dialog.\n     *\n     * @param {number} dialogZ\n     * @param {number} backdropZ\n     */\n    updateZIndex: function(dialogZ, backdropZ) {\n      if (dialogZ < backdropZ) {\n        throw new Error('dialogZ should never be < backdropZ');\n      }\n      this.dialog_.style.zIndex = dialogZ;\n      this.backdrop_.style.zIndex = backdropZ;\n    },\n\n    /**\n     * Shows the dialog. If the dialog is already open, this does nothing.\n     */\n    show: function() {\n      if (!this.dialog_.open) {\n        this.setOpen(true);\n        this.focus_();\n      }\n    },\n\n    /**\n     * Show this dialog modally.\n     */\n    showModal: function() {\n      if (this.dialog_.hasAttribute('open')) {\n        throw new Error('Failed to execute \\'showModal\\' on dialog: The element is already open, and therefore cannot be opened modally.');\n      }\n      if (!document.body.contains(this.dialog_)) {\n        throw new Error('Failed to execute \\'showModal\\' on dialog: The element is not in a Document.');\n      }\n      if (!dialogPolyfill.dm.pushDialog(this)) {\n        throw new Error('Failed to execute \\'showModal\\' on dialog: There are too many open modal dialogs.');\n      }\n\n      if (createsStackingContext(this.dialog_.parentElement)) {\n        console.warn('A dialog is being shown inside a stacking context. ' +\n            'This may cause it to be unusable. For more information, see this link: ' +\n            'https://github.com/GoogleChrome/dialog-polyfill/#stacking-context');\n      }\n\n      this.setOpen(true);\n      this.openAsModal_ = true;\n\n      // Optionally center vertically, relative to the current viewport.\n      if (dialogPolyfill.needsCentering(this.dialog_)) {\n        dialogPolyfill.reposition(this.dialog_);\n        this.replacedStyleTop_ = true;\n      } else {\n        this.replacedStyleTop_ = false;\n      }\n\n      // Insert backdrop.\n      this.dialog_.parentNode.insertBefore(this.backdrop_, this.dialog_.nextSibling);\n\n      // Focus on whatever inside the dialog.\n      this.focus_();\n    },\n\n    /**\n     * Closes this HTMLDialogElement. This is optional vs clearing the open\n     * attribute, however this fires a 'close' event.\n     *\n     * @param {string=} opt_returnValue to use as the returnValue\n     */\n    close: function(opt_returnValue) {\n      if (!this.dialog_.hasAttribute('open')) {\n        throw new Error('Failed to execute \\'close\\' on dialog: The element does not have an \\'open\\' attribute, and therefore cannot be closed.');\n      }\n      this.setOpen(false);\n\n      // Leave returnValue untouched in case it was set directly on the element\n      if (opt_returnValue !== undefined) {\n        this.dialog_.returnValue = opt_returnValue;\n      }\n\n      // Triggering \"close\" event for any attached listeners on the <dialog>.\n      var closeEvent = new supportCustomEvent('close', {\n        bubbles: false,\n        cancelable: false\n      });\n      this.dialog_.dispatchEvent(closeEvent);\n    }\n\n  };\n\n  var dialogPolyfill = {};\n\n  dialogPolyfill.reposition = function(element) {\n    var scrollTop = document.body.scrollTop || document.documentElement.scrollTop;\n    var topValue = scrollTop + (window.innerHeight - element.offsetHeight) / 2;\n    element.style.top = Math.max(scrollTop, topValue) + 'px';\n  };\n\n  dialogPolyfill.isInlinePositionSetByStylesheet = function(element) {\n    for (var i = 0; i < document.styleSheets.length; ++i) {\n      var styleSheet = document.styleSheets[i];\n      var cssRules = null;\n      // Some browsers throw on cssRules.\n      try {\n        cssRules = styleSheet.cssRules;\n      } catch (e) {}\n      if (!cssRules) { continue; }\n      for (var j = 0; j < cssRules.length; ++j) {\n        var rule = cssRules[j];\n        var selectedNodes = null;\n        // Ignore errors on invalid selector texts.\n        try {\n          selectedNodes = document.querySelectorAll(rule.selectorText);\n        } catch(e) {}\n        if (!selectedNodes || !inNodeList(selectedNodes, element)) {\n          continue;\n        }\n        var cssTop = rule.style.getPropertyValue('top');\n        var cssBottom = rule.style.getPropertyValue('bottom');\n        if ((cssTop && cssTop !== 'auto') || (cssBottom && cssBottom !== 'auto')) {\n          return true;\n        }\n      }\n    }\n    return false;\n  };\n\n  dialogPolyfill.needsCentering = function(dialog) {\n    var computedStyle = window.getComputedStyle(dialog);\n    if (computedStyle.position !== 'absolute') {\n      return false;\n    }\n\n    // We must determine whether the top/bottom specified value is non-auto.  In\n    // WebKit/Blink, checking computedStyle.top == 'auto' is sufficient, but\n    // Firefox returns the used value. So we do this crazy thing instead: check\n    // the inline style and then go through CSS rules.\n    if ((dialog.style.top !== 'auto' && dialog.style.top !== '') ||\n        (dialog.style.bottom !== 'auto' && dialog.style.bottom !== '')) {\n      return false;\n    }\n    return !dialogPolyfill.isInlinePositionSetByStylesheet(dialog);\n  };\n\n  /**\n   * @param {!Element} element to force upgrade\n   */\n  dialogPolyfill.forceRegisterDialog = function(element) {\n    if (window.HTMLDialogElement || element.showModal) {\n      console.warn('This browser already supports <dialog>, the polyfill ' +\n          'may not work correctly', element);\n    }\n    if (element.localName !== 'dialog') {\n      throw new Error('Failed to register dialog: The element is not a dialog.');\n    }\n    new dialogPolyfillInfo(/** @type {!HTMLDialogElement} */ (element));\n  };\n\n  /**\n   * @param {!Element} element to upgrade, if necessary\n   */\n  dialogPolyfill.registerDialog = function(element) {\n    if (!element.showModal) {\n      dialogPolyfill.forceRegisterDialog(element);\n    }\n  };\n\n  /**\n   * @constructor\n   */\n  dialogPolyfill.DialogManager = function() {\n    /** @type {!Array<!dialogPolyfillInfo>} */\n    this.pendingDialogStack = [];\n\n    var checkDOM = this.checkDOM_.bind(this);\n\n    // The overlay is used to simulate how a modal dialog blocks the document.\n    // The blocking dialog is positioned on top of the overlay, and the rest of\n    // the dialogs on the pending dialog stack are positioned below it. In the\n    // actual implementation, the modal dialog stacking is controlled by the\n    // top layer, where z-index has no effect.\n    this.overlay = document.createElement('div');\n    this.overlay.className = '_dialog_overlay';\n    this.overlay.addEventListener('click', function(e) {\n      this.forwardTab_ = undefined;\n      e.stopPropagation();\n      checkDOM([]);  // sanity-check DOM\n    }.bind(this));\n\n    this.handleKey_ = this.handleKey_.bind(this);\n    this.handleFocus_ = this.handleFocus_.bind(this);\n\n    this.zIndexLow_ = 100000;\n    this.zIndexHigh_ = 100000 + 150;\n\n    this.forwardTab_ = undefined;\n\n    if ('MutationObserver' in window) {\n      this.mo_ = new MutationObserver(function(records) {\n        var removed = [];\n        records.forEach(function(rec) {\n          for (var i = 0, c; c = rec.removedNodes[i]; ++i) {\n            if (!(c instanceof Element)) {\n              continue;\n            } else if (c.localName === 'dialog') {\n              removed.push(c);\n            }\n            removed = removed.concat(c.querySelectorAll('dialog'));\n          }\n        });\n        removed.length && checkDOM(removed);\n      });\n    }\n  };\n\n  /**\n   * Called on the first modal dialog being shown. Adds the overlay and related\n   * handlers.\n   */\n  dialogPolyfill.DialogManager.prototype.blockDocument = function() {\n    document.documentElement.addEventListener('focus', this.handleFocus_, true);\n    document.addEventListener('keydown', this.handleKey_);\n    this.mo_ && this.mo_.observe(document, {childList: true, subtree: true});\n  };\n\n  /**\n   * Called on the first modal dialog being removed, i.e., when no more modal\n   * dialogs are visible.\n   */\n  dialogPolyfill.DialogManager.prototype.unblockDocument = function() {\n    document.documentElement.removeEventListener('focus', this.handleFocus_, true);\n    document.removeEventListener('keydown', this.handleKey_);\n    this.mo_ && this.mo_.disconnect();\n  };\n\n  /**\n   * Updates the stacking of all known dialogs.\n   */\n  dialogPolyfill.DialogManager.prototype.updateStacking = function() {\n    var zIndex = this.zIndexHigh_;\n\n    for (var i = 0, dpi; dpi = this.pendingDialogStack[i]; ++i) {\n      dpi.updateZIndex(--zIndex, --zIndex);\n      if (i === 0) {\n        this.overlay.style.zIndex = --zIndex;\n      }\n    }\n\n    // Make the overlay a sibling of the dialog itself.\n    var last = this.pendingDialogStack[0];\n    if (last) {\n      var p = last.dialog.parentNode || document.body;\n      p.appendChild(this.overlay);\n    } else if (this.overlay.parentNode) {\n      this.overlay.parentNode.removeChild(this.overlay);\n    }\n  };\n\n  /**\n   * @param {Element} candidate to check if contained or is the top-most modal dialog\n   * @return {boolean} whether candidate is contained in top dialog\n   */\n  dialogPolyfill.DialogManager.prototype.containedByTopDialog_ = function(candidate) {\n    while (candidate = findNearestDialog(candidate)) {\n      for (var i = 0, dpi; dpi = this.pendingDialogStack[i]; ++i) {\n        if (dpi.dialog === candidate) {\n          return i === 0;  // only valid if top-most\n        }\n      }\n      candidate = candidate.parentElement;\n    }\n    return false;\n  };\n\n  dialogPolyfill.DialogManager.prototype.handleFocus_ = function(event) {\n    if (this.containedByTopDialog_(event.target)) { return; }\n\n    if (document.activeElement === document.documentElement) { return; }\n\n    event.preventDefault();\n    event.stopPropagation();\n    safeBlur(/** @type {Element} */ (event.target));\n\n    if (this.forwardTab_ === undefined) { return; }  // move focus only from a tab key\n\n    var dpi = this.pendingDialogStack[0];\n    var dialog = dpi.dialog;\n    var position = dialog.compareDocumentPosition(event.target);\n    if (position & Node.DOCUMENT_POSITION_PRECEDING) {\n      if (this.forwardTab_) {\n        // forward\n        dpi.focus_();\n      } else if (event.target !== document.documentElement) {\n        // backwards if we're not already focused on <html>\n        document.documentElement.focus();\n      }\n    }\n\n    return false;\n  };\n\n  dialogPolyfill.DialogManager.prototype.handleKey_ = function(event) {\n    this.forwardTab_ = undefined;\n    if (event.keyCode === 27) {\n      event.preventDefault();\n      event.stopPropagation();\n      var cancelEvent = new supportCustomEvent('cancel', {\n        bubbles: false,\n        cancelable: true\n      });\n      var dpi = this.pendingDialogStack[0];\n      if (dpi && dpi.dialog.dispatchEvent(cancelEvent)) {\n        dpi.dialog.close();\n      }\n    } else if (event.keyCode === 9) {\n      this.forwardTab_ = !event.shiftKey;\n    }\n  };\n\n  /**\n   * Finds and downgrades any known modal dialogs that are no longer displayed. Dialogs that are\n   * removed and immediately readded don't stay modal, they become normal.\n   *\n   * @param {!Array<!HTMLDialogElement>} removed that have definitely been removed\n   */\n  dialogPolyfill.DialogManager.prototype.checkDOM_ = function(removed) {\n    // This operates on a clone because it may cause it to change. Each change also calls\n    // updateStacking, which only actually needs to happen once. But who removes many modal dialogs\n    // at a time?!\n    var clone = this.pendingDialogStack.slice();\n    clone.forEach(function(dpi) {\n      if (removed.indexOf(dpi.dialog) !== -1) {\n        dpi.downgradeModal();\n      } else {\n        dpi.maybeHideModal();\n      }\n    });\n  };\n\n  /**\n   * @param {!dialogPolyfillInfo} dpi\n   * @return {boolean} whether the dialog was allowed\n   */\n  dialogPolyfill.DialogManager.prototype.pushDialog = function(dpi) {\n    var allowed = (this.zIndexHigh_ - this.zIndexLow_) / 2 - 1;\n    if (this.pendingDialogStack.length >= allowed) {\n      return false;\n    }\n    if (this.pendingDialogStack.unshift(dpi) === 1) {\n      this.blockDocument();\n    }\n    this.updateStacking();\n    return true;\n  };\n\n  /**\n   * @param {!dialogPolyfillInfo} dpi\n   */\n  dialogPolyfill.DialogManager.prototype.removeDialog = function(dpi) {\n    var index = this.pendingDialogStack.indexOf(dpi);\n    if (index === -1) { return; }\n\n    this.pendingDialogStack.splice(index, 1);\n    if (this.pendingDialogStack.length === 0) {\n      this.unblockDocument();\n    }\n    this.updateStacking();\n  };\n\n  dialogPolyfill.dm = new dialogPolyfill.DialogManager();\n  dialogPolyfill.formSubmitter = null;\n  dialogPolyfill.useValue = null;\n\n  /**\n   * Installs global handlers, such as click listers and native method overrides. These are needed\n   * even if a no dialog is registered, as they deal with <form method=\"dialog\">.\n   */\n  if (window.HTMLDialogElement === undefined) {\n\n    /**\n     * If HTMLFormElement translates method=\"DIALOG\" into 'get', then replace the descriptor with\n     * one that returns the correct value.\n     */\n    var testForm = document.createElement('form');\n    testForm.setAttribute('method', 'dialog');\n    if (testForm.method !== 'dialog') {\n      var methodDescriptor = Object.getOwnPropertyDescriptor(HTMLFormElement.prototype, 'method');\n      if (methodDescriptor) {\n        // nb. Some older iOS and older PhantomJS fail to return the descriptor. Don't do anything\n        // and don't bother to update the element.\n        var realGet = methodDescriptor.get;\n        methodDescriptor.get = function() {\n          if (isFormMethodDialog(this)) {\n            return 'dialog';\n          }\n          return realGet.call(this);\n        };\n        var realSet = methodDescriptor.set;\n        methodDescriptor.set = function(v) {\n          if (typeof v === 'string' && v.toLowerCase() === 'dialog') {\n            return this.setAttribute('method', v);\n          }\n          return realSet.call(this, v);\n        };\n        Object.defineProperty(HTMLFormElement.prototype, 'method', methodDescriptor);\n      }\n    }\n\n    /**\n     * Global 'click' handler, to capture the <input type=\"submit\"> or <button> element which has\n     * submitted a <form method=\"dialog\">. Needed as Safari and others don't report this inside\n     * document.activeElement.\n     */\n    document.addEventListener('click', function(ev) {\n      dialogPolyfill.formSubmitter = null;\n      dialogPolyfill.useValue = null;\n      if (ev.defaultPrevented) { return; }  // e.g. a submit which prevents default submission\n\n      var target = /** @type {Element} */ (ev.target);\n      if (!target || !isFormMethodDialog(target.form)) { return; }\n\n      var valid = (target.type === 'submit' && ['button', 'input'].indexOf(target.localName) > -1);\n      if (!valid) {\n        if (!(target.localName === 'input' && target.type === 'image')) { return; }\n        // this is a <input type=\"image\">, which can submit forms\n        dialogPolyfill.useValue = ev.offsetX + ',' + ev.offsetY;\n      }\n\n      var dialog = findNearestDialog(target);\n      if (!dialog) { return; }\n\n      dialogPolyfill.formSubmitter = target;\n\n    }, false);\n\n    /**\n     * Replace the native HTMLFormElement.submit() method, as it won't fire the\n     * submit event and give us a chance to respond.\n     */\n    var nativeFormSubmit = HTMLFormElement.prototype.submit;\n    var replacementFormSubmit = function () {\n      if (!isFormMethodDialog(this)) {\n        return nativeFormSubmit.call(this);\n      }\n      var dialog = findNearestDialog(this);\n      dialog && dialog.close();\n    };\n    HTMLFormElement.prototype.submit = replacementFormSubmit;\n\n    /**\n     * Global form 'dialog' method handler. Closes a dialog correctly on submit\n     * and possibly sets its return value.\n     */\n    document.addEventListener('submit', function(ev) {\n      var form = /** @type {HTMLFormElement} */ (ev.target);\n      if (!isFormMethodDialog(form)) { return; }\n      ev.preventDefault();\n\n      var dialog = findNearestDialog(form);\n      if (!dialog) { return; }\n\n      // Forms can only be submitted via .submit() or a click (?), but anyway: sanity-check that\n      // the submitter is correct before using its value as .returnValue.\n      var s = dialogPolyfill.formSubmitter;\n      if (s && s.form === form) {\n        dialog.close(dialogPolyfill.useValue || s.value);\n      } else {\n        dialog.close();\n      }\n      dialogPolyfill.formSubmitter = null;\n\n    }, true);\n  }\n\n  return dialogPolyfill;\n\n}));\n\n},{}],66:[function(require,module,exports){\nvar selectors = [\n  'iframe[src*=\"player.vimeo.com\"]',\n  'iframe[src*=\"youtube.com\"]',\n  'iframe[src*=\"youtube-nocookie.com\"]',\n  'iframe[src*=\"kickstarter.com\"][src*=\"video.html\"]',\n  \"object\"\n];\n\nvar css =\n  \".fluid-width-video-wrapper{width:100%;position:relative;padding:0;}.fluid-width-video-wrapper iframe,.fluid-width-video-wrapper object,.fluid-width-video-wrapper embed {position:absolute;top:0;left:0;width:100%;height:100%;}\";\n\nmodule.exports = function(parentSelector, opts) {\n  parentSelector = parentSelector || \"body\";\n  opts = opts || {};\n\n  if (isObject(parentSelector)) {\n    opts = parentSelector;\n    parentSelector = \"body\";\n  }\n\n  opts.ignore = opts.ignore || \"\";\n  opts.players = opts.players || \"\";\n\n  var containers = queryAll(parentSelector);\n  if (!hasLength(containers)) return;\n\n  if (!document.getElementById(\"fit-vids-style\")) {\n    var head = document.head || document.getElementsByTagName(\"head\")[0];\n    head.appendChild(styles());\n  }\n\n  var custom = toSelectorArray(opts.players);\n  var ignored = toSelectorArray(opts.ignore);\n  var ignoredSelector = ignored.length > 0 ? ignored.join() : null;\n  var selector = selectors.concat(custom).join();\n\n  if (!hasLength(selector)) {\n    return;\n  }\n\n  containers.forEach(function(container) {\n    var videos = queryAll(container, selector);\n\n    videos.forEach(function(video) {\n      if (ignoredSelector && video.matches(ignoredSelector)) {\n        return;\n      }\n      wrap(video);\n    });\n  });\n}\n\nfunction queryAll(el, selector) {\n  if (typeof el === \"string\") {\n    selector = el;\n    el = document;\n  }\n  return Array.prototype.slice.call(el.querySelectorAll(selector));\n}\n\nfunction toSelectorArray(input) {\n  if (typeof input === \"string\") {\n    return input\n      .split(\",\")\n      .map(trim)\n      .filter(hasLength);\n  } else if (isArray(input)) {\n    return flatten(input.map(toSelectorArray).filter(hasLength));\n  }\n  return input || [];\n}\n\nfunction wrap(el) {\n  if (/fluid-width-video-wrapper/.test(el.parentNode.className)) {\n    return;\n  }\n\n  var widthAttr = parseInt(el.getAttribute(\"width\"), 10);\n  var heightAttr = parseInt(el.getAttribute(\"height\"), 10);\n\n  var width = !isNaN(widthAttr) ? widthAttr : el.clientWidth;\n  var height = !isNaN(heightAttr) ? heightAttr : el.clientHeight;\n  var aspect = height / width;\n\n  el.removeAttribute(\"width\");\n  el.removeAttribute(\"height\");\n\n  var wrapper = document.createElement(\"div\");\n  el.parentNode.insertBefore(wrapper, el);\n  wrapper.className = \"fluid-width-video-wrapper\";\n  wrapper.style.paddingTop = aspect * 100 + \"%\";\n  wrapper.appendChild(el);\n}\n\nfunction styles() {\n  var div = document.createElement(\"div\");\n  div.innerHTML = '<p>x</p><style id=\"fit-vids-style\">' + css + \"</style>\";\n  return div.childNodes[1];\n}\n\nfunction hasLength(input) {\n  return input.length > 0;\n}\n\nfunction trim(str) {\n  return str.replace(/^\\s+|\\s+$/g, \"\");\n}\n\nfunction flatten(input) {\n  return [].concat.apply([], input);\n}\n\nfunction isObject(input) {\n  return Object.prototype.toString.call(input) === \"[object Object]\";\n}\n\nfunction isArray(input) {\n  return Object.prototype.toString.call(input) === \"[object Array]\";\n}\n\n},{}],67:[function(require,module,exports){\nvar hashClear = require('./_hashClear'),\n    hashDelete = require('./_hashDelete'),\n    hashGet = require('./_hashGet'),\n    hashHas = require('./_hashHas'),\n    hashSet = require('./_hashSet');\n\n/**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\nfunction Hash(entries) {\n  var index = -1,\n      length = entries == null ? 0 : entries.length;\n\n  this.clear();\n  while (++index < length) {\n    var entry = entries[index];\n    this.set(entry[0], entry[1]);\n  }\n}\n\n// Add methods to `Hash`.\nHash.prototype.clear = hashClear;\nHash.prototype['delete'] = hashDelete;\nHash.prototype.get = hashGet;\nHash.prototype.has = hashHas;\nHash.prototype.set = hashSet;\n\nmodule.exports = Hash;\n\n},{\"./_hashClear\":108,\"./_hashDelete\":109,\"./_hashGet\":110,\"./_hashHas\":111,\"./_hashSet\":112}],68:[function(require,module,exports){\nvar listCacheClear = require('./_listCacheClear'),\n    listCacheDelete = require('./_listCacheDelete'),\n    listCacheGet = require('./_listCacheGet'),\n    listCacheHas = require('./_listCacheHas'),\n    listCacheSet = require('./_listCacheSet');\n\n/**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\nfunction ListCache(entries) {\n  var index = -1,\n      length = entries == null ? 0 : entries.length;\n\n  this.clear();\n  while (++index < length) {\n    var entry = entries[index];\n    this.set(entry[0], entry[1]);\n  }\n}\n\n// Add methods to `ListCache`.\nListCache.prototype.clear = listCacheClear;\nListCache.prototype['delete'] = listCacheDelete;\nListCache.prototype.get = listCacheGet;\nListCache.prototype.has = listCacheHas;\nListCache.prototype.set = listCacheSet;\n\nmodule.exports = ListCache;\n\n},{\"./_listCacheClear\":119,\"./_listCacheDelete\":120,\"./_listCacheGet\":121,\"./_listCacheHas\":122,\"./_listCacheSet\":123}],69:[function(require,module,exports){\nvar getNative = require('./_getNative'),\n    root = require('./_root');\n\n/* Built-in method references that are verified to be native. */\nvar Map = getNative(root, 'Map');\n\nmodule.exports = Map;\n\n},{\"./_getNative\":104,\"./_root\":135}],70:[function(require,module,exports){\nvar mapCacheClear = require('./_mapCacheClear'),\n    mapCacheDelete = require('./_mapCacheDelete'),\n    mapCacheGet = require('./_mapCacheGet'),\n    mapCacheHas = require('./_mapCacheHas'),\n    mapCacheSet = require('./_mapCacheSet');\n\n/**\n * Creates a map cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\nfunction MapCache(entries) {\n  var index = -1,\n      length = entries == null ? 0 : entries.length;\n\n  this.clear();\n  while (++index < length) {\n    var entry = entries[index];\n    this.set(entry[0], entry[1]);\n  }\n}\n\n// Add methods to `MapCache`.\nMapCache.prototype.clear = mapCacheClear;\nMapCache.prototype['delete'] = mapCacheDelete;\nMapCache.prototype.get = mapCacheGet;\nMapCache.prototype.has = mapCacheHas;\nMapCache.prototype.set = mapCacheSet;\n\nmodule.exports = MapCache;\n\n},{\"./_mapCacheClear\":124,\"./_mapCacheDelete\":125,\"./_mapCacheGet\":126,\"./_mapCacheHas\":127,\"./_mapCacheSet\":128}],71:[function(require,module,exports){\nvar ListCache = require('./_ListCache'),\n    stackClear = require('./_stackClear'),\n    stackDelete = require('./_stackDelete'),\n    stackGet = require('./_stackGet'),\n    stackHas = require('./_stackHas'),\n    stackSet = require('./_stackSet');\n\n/**\n * Creates a stack cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\nfunction Stack(entries) {\n  var data = this.__data__ = new ListCache(entries);\n  this.size = data.size;\n}\n\n// Add methods to `Stack`.\nStack.prototype.clear = stackClear;\nStack.prototype['delete'] = stackDelete;\nStack.prototype.get = stackGet;\nStack.prototype.has = stackHas;\nStack.prototype.set = stackSet;\n\nmodule.exports = Stack;\n\n},{\"./_ListCache\":68,\"./_stackClear\":139,\"./_stackDelete\":140,\"./_stackGet\":141,\"./_stackHas\":142,\"./_stackSet\":143}],72:[function(require,module,exports){\nvar root = require('./_root');\n\n/** Built-in value references. */\nvar Symbol = root.Symbol;\n\nmodule.exports = Symbol;\n\n},{\"./_root\":135}],73:[function(require,module,exports){\nvar root = require('./_root');\n\n/** Built-in value references. */\nvar Uint8Array = root.Uint8Array;\n\nmodule.exports = Uint8Array;\n\n},{\"./_root\":135}],74:[function(require,module,exports){\n/**\n * A faster alternative to `Function#apply`, this function invokes `func`\n * with the `this` binding of `thisArg` and the arguments of `args`.\n *\n * @private\n * @param {Function} func The function to invoke.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} args The arguments to invoke `func` with.\n * @returns {*} Returns the result of `func`.\n */\nfunction apply(func, thisArg, args) {\n  switch (args.length) {\n    case 0: return func.call(thisArg);\n    case 1: return func.call(thisArg, args[0]);\n    case 2: return func.call(thisArg, args[0], args[1]);\n    case 3: return func.call(thisArg, args[0], args[1], args[2]);\n  }\n  return func.apply(thisArg, args);\n}\n\nmodule.exports = apply;\n\n},{}],75:[function(require,module,exports){\nvar baseTimes = require('./_baseTimes'),\n    isArguments = require('./isArguments'),\n    isArray = require('./isArray'),\n    isBuffer = require('./isBuffer'),\n    isIndex = require('./_isIndex'),\n    isTypedArray = require('./isTypedArray');\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * Creates an array of the enumerable property names of the array-like `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @param {boolean} inherited Specify returning inherited property names.\n * @returns {Array} Returns the array of property names.\n */\nfunction arrayLikeKeys(value, inherited) {\n  var isArr = isArray(value),\n      isArg = !isArr && isArguments(value),\n      isBuff = !isArr && !isArg && isBuffer(value),\n      isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n      skipIndexes = isArr || isArg || isBuff || isType,\n      result = skipIndexes ? baseTimes(value.length, String) : [],\n      length = result.length;\n\n  for (var key in value) {\n    if ((inherited || hasOwnProperty.call(value, key)) &&\n        !(skipIndexes && (\n           // Safari 9 has enumerable `arguments.length` in strict mode.\n           key == 'length' ||\n           // Node.js 0.10 has enumerable non-index properties on buffers.\n           (isBuff && (key == 'offset' || key == 'parent')) ||\n           // PhantomJS 2 has enumerable non-index properties on typed arrays.\n           (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||\n           // Skip index properties.\n           isIndex(key, length)\n        ))) {\n      result.push(key);\n    }\n  }\n  return result;\n}\n\nmodule.exports = arrayLikeKeys;\n\n},{\"./_baseTimes\":91,\"./_isIndex\":114,\"./isArguments\":148,\"./isArray\":149,\"./isBuffer\":152,\"./isTypedArray\":158}],76:[function(require,module,exports){\nvar baseAssignValue = require('./_baseAssignValue'),\n    eq = require('./eq');\n\n/**\n * This function is like `assignValue` except that it doesn't assign\n * `undefined` values.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\nfunction assignMergeValue(object, key, value) {\n  if ((value !== undefined && !eq(object[key], value)) ||\n      (value === undefined && !(key in object))) {\n    baseAssignValue(object, key, value);\n  }\n}\n\nmodule.exports = assignMergeValue;\n\n},{\"./_baseAssignValue\":79,\"./eq\":146}],77:[function(require,module,exports){\nvar baseAssignValue = require('./_baseAssignValue'),\n    eq = require('./eq');\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * Assigns `value` to `key` of `object` if the existing value is not equivalent\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\nfunction assignValue(object, key, value) {\n  var objValue = object[key];\n  if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||\n      (value === undefined && !(key in object))) {\n    baseAssignValue(object, key, value);\n  }\n}\n\nmodule.exports = assignValue;\n\n},{\"./_baseAssignValue\":79,\"./eq\":146}],78:[function(require,module,exports){\nvar eq = require('./eq');\n\n/**\n * Gets the index at which the `key` is found in `array` of key-value pairs.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} key The key to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\nfunction assocIndexOf(array, key) {\n  var length = array.length;\n  while (length--) {\n    if (eq(array[length][0], key)) {\n      return length;\n    }\n  }\n  return -1;\n}\n\nmodule.exports = assocIndexOf;\n\n},{\"./eq\":146}],79:[function(require,module,exports){\nvar defineProperty = require('./_defineProperty');\n\n/**\n * The base implementation of `assignValue` and `assignMergeValue` without\n * value checks.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\nfunction baseAssignValue(object, key, value) {\n  if (key == '__proto__' && defineProperty) {\n    defineProperty(object, key, {\n      'configurable': true,\n      'enumerable': true,\n      'value': value,\n      'writable': true\n    });\n  } else {\n    object[key] = value;\n  }\n}\n\nmodule.exports = baseAssignValue;\n\n},{\"./_defineProperty\":101}],80:[function(require,module,exports){\nvar isObject = require('./isObject');\n\n/** Built-in value references. */\nvar objectCreate = Object.create;\n\n/**\n * The base implementation of `_.create` without support for assigning\n * properties to the created object.\n *\n * @private\n * @param {Object} proto The object to inherit from.\n * @returns {Object} Returns the new object.\n */\nvar baseCreate = (function() {\n  function object() {}\n  return function(proto) {\n    if (!isObject(proto)) {\n      return {};\n    }\n    if (objectCreate) {\n      return objectCreate(proto);\n    }\n    object.prototype = proto;\n    var result = new object;\n    object.prototype = undefined;\n    return result;\n  };\n}());\n\nmodule.exports = baseCreate;\n\n},{\"./isObject\":155}],81:[function(require,module,exports){\nvar createBaseFor = require('./_createBaseFor');\n\n/**\n * The base implementation of `baseForOwn` which iterates over `object`\n * properties returned by `keysFunc` and invokes `iteratee` for each property.\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\nvar baseFor = createBaseFor();\n\nmodule.exports = baseFor;\n\n},{\"./_createBaseFor\":100}],82:[function(require,module,exports){\nvar Symbol = require('./_Symbol'),\n    getRawTag = require('./_getRawTag'),\n    objectToString = require('./_objectToString');\n\n/** `Object#toString` result references. */\nvar nullTag = '[object Null]',\n    undefinedTag = '[object Undefined]';\n\n/** Built-in value references. */\nvar symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n/**\n * The base implementation of `getTag` without fallbacks for buggy environments.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\nfunction baseGetTag(value) {\n  if (value == null) {\n    return value === undefined ? undefinedTag : nullTag;\n  }\n  return (symToStringTag && symToStringTag in Object(value))\n    ? getRawTag(value)\n    : objectToString(value);\n}\n\nmodule.exports = baseGetTag;\n\n},{\"./_Symbol\":72,\"./_getRawTag\":106,\"./_objectToString\":132}],83:[function(require,module,exports){\nvar baseGetTag = require('./_baseGetTag'),\n    isObjectLike = require('./isObjectLike');\n\n/** `Object#toString` result references. */\nvar argsTag = '[object Arguments]';\n\n/**\n * The base implementation of `_.isArguments`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n */\nfunction baseIsArguments(value) {\n  return isObjectLike(value) && baseGetTag(value) == argsTag;\n}\n\nmodule.exports = baseIsArguments;\n\n},{\"./_baseGetTag\":82,\"./isObjectLike\":156}],84:[function(require,module,exports){\nvar isFunction = require('./isFunction'),\n    isMasked = require('./_isMasked'),\n    isObject = require('./isObject'),\n    toSource = require('./_toSource');\n\n/**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\nvar reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g;\n\n/** Used to detect host constructors (Safari). */\nvar reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n\n/** Used for built-in method references. */\nvar funcProto = Function.prototype,\n    objectProto = Object.prototype;\n\n/** Used to resolve the decompiled source of functions. */\nvar funcToString = funcProto.toString;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/** Used to detect if a method is native. */\nvar reIsNative = RegExp('^' +\n  funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&')\n  .replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$'\n);\n\n/**\n * The base implementation of `_.isNative` without bad shim checks.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n *  else `false`.\n */\nfunction baseIsNative(value) {\n  if (!isObject(value) || isMasked(value)) {\n    return false;\n  }\n  var pattern = isFunction(value) ? reIsNative : reIsHostCtor;\n  return pattern.test(toSource(value));\n}\n\nmodule.exports = baseIsNative;\n\n},{\"./_isMasked\":117,\"./_toSource\":144,\"./isFunction\":153,\"./isObject\":155}],85:[function(require,module,exports){\nvar baseGetTag = require('./_baseGetTag'),\n    isLength = require('./isLength'),\n    isObjectLike = require('./isObjectLike');\n\n/** `Object#toString` result references. */\nvar argsTag = '[object Arguments]',\n    arrayTag = '[object Array]',\n    boolTag = '[object Boolean]',\n    dateTag = '[object Date]',\n    errorTag = '[object Error]',\n    funcTag = '[object Function]',\n    mapTag = '[object Map]',\n    numberTag = '[object Number]',\n    objectTag = '[object Object]',\n    regexpTag = '[object RegExp]',\n    setTag = '[object Set]',\n    stringTag = '[object String]',\n    weakMapTag = '[object WeakMap]';\n\nvar arrayBufferTag = '[object ArrayBuffer]',\n    dataViewTag = '[object DataView]',\n    float32Tag = '[object Float32Array]',\n    float64Tag = '[object Float64Array]',\n    int8Tag = '[object Int8Array]',\n    int16Tag = '[object Int16Array]',\n    int32Tag = '[object Int32Array]',\n    uint8Tag = '[object Uint8Array]',\n    uint8ClampedTag = '[object Uint8ClampedArray]',\n    uint16Tag = '[object Uint16Array]',\n    uint32Tag = '[object Uint32Array]';\n\n/** Used to identify `toStringTag` values of typed arrays. */\nvar typedArrayTags = {};\ntypedArrayTags[float32Tag] = typedArrayTags[float64Tag] =\ntypedArrayTags[int8Tag] = typedArrayTags[int16Tag] =\ntypedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =\ntypedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =\ntypedArrayTags[uint32Tag] = true;\ntypedArrayTags[argsTag] = typedArrayTags[arrayTag] =\ntypedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =\ntypedArrayTags[dataViewTag] = typedArrayTags[dateTag] =\ntypedArrayTags[errorTag] = typedArrayTags[funcTag] =\ntypedArrayTags[mapTag] = typedArrayTags[numberTag] =\ntypedArrayTags[objectTag] = typedArrayTags[regexpTag] =\ntypedArrayTags[setTag] = typedArrayTags[stringTag] =\ntypedArrayTags[weakMapTag] = false;\n\n/**\n * The base implementation of `_.isTypedArray` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n */\nfunction baseIsTypedArray(value) {\n  return isObjectLike(value) &&\n    isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n}\n\nmodule.exports = baseIsTypedArray;\n\n},{\"./_baseGetTag\":82,\"./isLength\":154,\"./isObjectLike\":156}],86:[function(require,module,exports){\nvar isObject = require('./isObject'),\n    isPrototype = require('./_isPrototype'),\n    nativeKeysIn = require('./_nativeKeysIn');\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\nfunction baseKeysIn(object) {\n  if (!isObject(object)) {\n    return nativeKeysIn(object);\n  }\n  var isProto = isPrototype(object),\n      result = [];\n\n  for (var key in object) {\n    if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {\n      result.push(key);\n    }\n  }\n  return result;\n}\n\nmodule.exports = baseKeysIn;\n\n},{\"./_isPrototype\":118,\"./_nativeKeysIn\":130,\"./isObject\":155}],87:[function(require,module,exports){\nvar Stack = require('./_Stack'),\n    assignMergeValue = require('./_assignMergeValue'),\n    baseFor = require('./_baseFor'),\n    baseMergeDeep = require('./_baseMergeDeep'),\n    isObject = require('./isObject'),\n    keysIn = require('./keysIn'),\n    safeGet = require('./_safeGet');\n\n/**\n * The base implementation of `_.merge` without support for multiple sources.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} [customizer] The function to customize merged values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n *  counterparts.\n */\nfunction baseMerge(object, source, srcIndex, customizer, stack) {\n  if (object === source) {\n    return;\n  }\n  baseFor(source, function(srcValue, key) {\n    stack || (stack = new Stack);\n    if (isObject(srcValue)) {\n      baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);\n    }\n    else {\n      var newValue = customizer\n        ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)\n        : undefined;\n\n      if (newValue === undefined) {\n        newValue = srcValue;\n      }\n      assignMergeValue(object, key, newValue);\n    }\n  }, keysIn);\n}\n\nmodule.exports = baseMerge;\n\n},{\"./_Stack\":71,\"./_assignMergeValue\":76,\"./_baseFor\":81,\"./_baseMergeDeep\":88,\"./_safeGet\":136,\"./isObject\":155,\"./keysIn\":159}],88:[function(require,module,exports){\nvar assignMergeValue = require('./_assignMergeValue'),\n    cloneBuffer = require('./_cloneBuffer'),\n    cloneTypedArray = require('./_cloneTypedArray'),\n    copyArray = require('./_copyArray'),\n    initCloneObject = require('./_initCloneObject'),\n    isArguments = require('./isArguments'),\n    isArray = require('./isArray'),\n    isArrayLikeObject = require('./isArrayLikeObject'),\n    isBuffer = require('./isBuffer'),\n    isFunction = require('./isFunction'),\n    isObject = require('./isObject'),\n    isPlainObject = require('./isPlainObject'),\n    isTypedArray = require('./isTypedArray'),\n    safeGet = require('./_safeGet'),\n    toPlainObject = require('./toPlainObject');\n\n/**\n * A specialized version of `baseMerge` for arrays and objects which performs\n * deep merges and tracks traversed objects enabling objects with circular\n * references to be merged.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {string} key The key of the value to merge.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} mergeFunc The function to merge values.\n * @param {Function} [customizer] The function to customize assigned values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n *  counterparts.\n */\nfunction baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {\n  var objValue = safeGet(object, key),\n      srcValue = safeGet(source, key),\n      stacked = stack.get(srcValue);\n\n  if (stacked) {\n    assignMergeValue(object, key, stacked);\n    return;\n  }\n  var newValue = customizer\n    ? customizer(objValue, srcValue, (key + ''), object, source, stack)\n    : undefined;\n\n  var isCommon = newValue === undefined;\n\n  if (isCommon) {\n    var isArr = isArray(srcValue),\n        isBuff = !isArr && isBuffer(srcValue),\n        isTyped = !isArr && !isBuff && isTypedArray(srcValue);\n\n    newValue = srcValue;\n    if (isArr || isBuff || isTyped) {\n      if (isArray(objValue)) {\n        newValue = objValue;\n      }\n      else if (isArrayLikeObject(objValue)) {\n        newValue = copyArray(objValue);\n      }\n      else if (isBuff) {\n        isCommon = false;\n        newValue = cloneBuffer(srcValue, true);\n      }\n      else if (isTyped) {\n        isCommon = false;\n        newValue = cloneTypedArray(srcValue, true);\n      }\n      else {\n        newValue = [];\n      }\n    }\n    else if (isPlainObject(srcValue) || isArguments(srcValue)) {\n      newValue = objValue;\n      if (isArguments(objValue)) {\n        newValue = toPlainObject(objValue);\n      }\n      else if (!isObject(objValue) || isFunction(objValue)) {\n        newValue = initCloneObject(srcValue);\n      }\n    }\n    else {\n      isCommon = false;\n    }\n  }\n  if (isCommon) {\n    // Recursively merge objects and arrays (susceptible to call stack limits).\n    stack.set(srcValue, newValue);\n    mergeFunc(newValue, srcValue, srcIndex, customizer, stack);\n    stack['delete'](srcValue);\n  }\n  assignMergeValue(object, key, newValue);\n}\n\nmodule.exports = baseMergeDeep;\n\n},{\"./_assignMergeValue\":76,\"./_cloneBuffer\":94,\"./_cloneTypedArray\":95,\"./_copyArray\":96,\"./_initCloneObject\":113,\"./_safeGet\":136,\"./isArguments\":148,\"./isArray\":149,\"./isArrayLikeObject\":151,\"./isBuffer\":152,\"./isFunction\":153,\"./isObject\":155,\"./isPlainObject\":157,\"./isTypedArray\":158,\"./toPlainObject\":162}],89:[function(require,module,exports){\nvar identity = require('./identity'),\n    overRest = require('./_overRest'),\n    setToString = require('./_setToString');\n\n/**\n * The base implementation of `_.rest` which doesn't validate or coerce arguments.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n */\nfunction baseRest(func, start) {\n  return setToString(overRest(func, start, identity), func + '');\n}\n\nmodule.exports = baseRest;\n\n},{\"./_overRest\":134,\"./_setToString\":137,\"./identity\":147}],90:[function(require,module,exports){\nvar constant = require('./constant'),\n    defineProperty = require('./_defineProperty'),\n    identity = require('./identity');\n\n/**\n * The base implementation of `setToString` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\nvar baseSetToString = !defineProperty ? identity : function(func, string) {\n  return defineProperty(func, 'toString', {\n    'configurable': true,\n    'enumerable': false,\n    'value': constant(string),\n    'writable': true\n  });\n};\n\nmodule.exports = baseSetToString;\n\n},{\"./_defineProperty\":101,\"./constant\":145,\"./identity\":147}],91:[function(require,module,exports){\n/**\n * The base implementation of `_.times` without support for iteratee shorthands\n * or max array length checks.\n *\n * @private\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n */\nfunction baseTimes(n, iteratee) {\n  var index = -1,\n      result = Array(n);\n\n  while (++index < n) {\n    result[index] = iteratee(index);\n  }\n  return result;\n}\n\nmodule.exports = baseTimes;\n\n},{}],92:[function(require,module,exports){\n/**\n * The base implementation of `_.unary` without support for storing metadata.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n */\nfunction baseUnary(func) {\n  return function(value) {\n    return func(value);\n  };\n}\n\nmodule.exports = baseUnary;\n\n},{}],93:[function(require,module,exports){\nvar Uint8Array = require('./_Uint8Array');\n\n/**\n * Creates a clone of `arrayBuffer`.\n *\n * @private\n * @param {ArrayBuffer} arrayBuffer The array buffer to clone.\n * @returns {ArrayBuffer} Returns the cloned array buffer.\n */\nfunction cloneArrayBuffer(arrayBuffer) {\n  var result = new arrayBuffer.constructor(arrayBuffer.byteLength);\n  new Uint8Array(result).set(new Uint8Array(arrayBuffer));\n  return result;\n}\n\nmodule.exports = cloneArrayBuffer;\n\n},{\"./_Uint8Array\":73}],94:[function(require,module,exports){\nvar root = require('./_root');\n\n/** Detect free variable `exports`. */\nvar freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n/** Detect the popular CommonJS extension `module.exports`. */\nvar moduleExports = freeModule && freeModule.exports === freeExports;\n\n/** Built-in value references. */\nvar Buffer = moduleExports ? root.Buffer : undefined,\n    allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined;\n\n/**\n * Creates a clone of  `buffer`.\n *\n * @private\n * @param {Buffer} buffer The buffer to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Buffer} Returns the cloned buffer.\n */\nfunction cloneBuffer(buffer, isDeep) {\n  if (isDeep) {\n    return buffer.slice();\n  }\n  var length = buffer.length,\n      result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);\n\n  buffer.copy(result);\n  return result;\n}\n\nmodule.exports = cloneBuffer;\n\n},{\"./_root\":135}],95:[function(require,module,exports){\nvar cloneArrayBuffer = require('./_cloneArrayBuffer');\n\n/**\n * Creates a clone of `typedArray`.\n *\n * @private\n * @param {Object} typedArray The typed array to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned typed array.\n */\nfunction cloneTypedArray(typedArray, isDeep) {\n  var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;\n  return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);\n}\n\nmodule.exports = cloneTypedArray;\n\n},{\"./_cloneArrayBuffer\":93}],96:[function(require,module,exports){\n/**\n * Copies the values of `source` to `array`.\n *\n * @private\n * @param {Array} source The array to copy values from.\n * @param {Array} [array=[]] The array to copy values to.\n * @returns {Array} Returns `array`.\n */\nfunction copyArray(source, array) {\n  var index = -1,\n      length = source.length;\n\n  array || (array = Array(length));\n  while (++index < length) {\n    array[index] = source[index];\n  }\n  return array;\n}\n\nmodule.exports = copyArray;\n\n},{}],97:[function(require,module,exports){\nvar assignValue = require('./_assignValue'),\n    baseAssignValue = require('./_baseAssignValue');\n\n/**\n * Copies properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy properties from.\n * @param {Array} props The property identifiers to copy.\n * @param {Object} [object={}] The object to copy properties to.\n * @param {Function} [customizer] The function to customize copied values.\n * @returns {Object} Returns `object`.\n */\nfunction copyObject(source, props, object, customizer) {\n  var isNew = !object;\n  object || (object = {});\n\n  var index = -1,\n      length = props.length;\n\n  while (++index < length) {\n    var key = props[index];\n\n    var newValue = customizer\n      ? customizer(object[key], source[key], key, object, source)\n      : undefined;\n\n    if (newValue === undefined) {\n      newValue = source[key];\n    }\n    if (isNew) {\n      baseAssignValue(object, key, newValue);\n    } else {\n      assignValue(object, key, newValue);\n    }\n  }\n  return object;\n}\n\nmodule.exports = copyObject;\n\n},{\"./_assignValue\":77,\"./_baseAssignValue\":79}],98:[function(require,module,exports){\nvar root = require('./_root');\n\n/** Used to detect overreaching core-js shims. */\nvar coreJsData = root['__core-js_shared__'];\n\nmodule.exports = coreJsData;\n\n},{\"./_root\":135}],99:[function(require,module,exports){\nvar baseRest = require('./_baseRest'),\n    isIterateeCall = require('./_isIterateeCall');\n\n/**\n * Creates a function like `_.assign`.\n *\n * @private\n * @param {Function} assigner The function to assign values.\n * @returns {Function} Returns the new assigner function.\n */\nfunction createAssigner(assigner) {\n  return baseRest(function(object, sources) {\n    var index = -1,\n        length = sources.length,\n        customizer = length > 1 ? sources[length - 1] : undefined,\n        guard = length > 2 ? sources[2] : undefined;\n\n    customizer = (assigner.length > 3 && typeof customizer == 'function')\n      ? (length--, customizer)\n      : undefined;\n\n    if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n      customizer = length < 3 ? undefined : customizer;\n      length = 1;\n    }\n    object = Object(object);\n    while (++index < length) {\n      var source = sources[index];\n      if (source) {\n        assigner(object, source, index, customizer);\n      }\n    }\n    return object;\n  });\n}\n\nmodule.exports = createAssigner;\n\n},{\"./_baseRest\":89,\"./_isIterateeCall\":115}],100:[function(require,module,exports){\n/**\n * Creates a base function for methods like `_.forIn` and `_.forOwn`.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\nfunction createBaseFor(fromRight) {\n  return function(object, iteratee, keysFunc) {\n    var index = -1,\n        iterable = Object(object),\n        props = keysFunc(object),\n        length = props.length;\n\n    while (length--) {\n      var key = props[fromRight ? length : ++index];\n      if (iteratee(iterable[key], key, iterable) === false) {\n        break;\n      }\n    }\n    return object;\n  };\n}\n\nmodule.exports = createBaseFor;\n\n},{}],101:[function(require,module,exports){\nvar getNative = require('./_getNative');\n\nvar defineProperty = (function() {\n  try {\n    var func = getNative(Object, 'defineProperty');\n    func({}, '', {});\n    return func;\n  } catch (e) {}\n}());\n\nmodule.exports = defineProperty;\n\n},{\"./_getNative\":104}],102:[function(require,module,exports){\n(function (global){\n/** Detect free variable `global` from Node.js. */\nvar freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\nmodule.exports = freeGlobal;\n\n}).call(this,typeof global !== \"undefined\" ? global : typeof self !== \"undefined\" ? self : typeof window !== \"undefined\" ? window : {})\n},{}],103:[function(require,module,exports){\nvar isKeyable = require('./_isKeyable');\n\n/**\n * Gets the data for `map`.\n *\n * @private\n * @param {Object} map The map to query.\n * @param {string} key The reference key.\n * @returns {*} Returns the map data.\n */\nfunction getMapData(map, key) {\n  var data = map.__data__;\n  return isKeyable(key)\n    ? data[typeof key == 'string' ? 'string' : 'hash']\n    : data.map;\n}\n\nmodule.exports = getMapData;\n\n},{\"./_isKeyable\":116}],104:[function(require,module,exports){\nvar baseIsNative = require('./_baseIsNative'),\n    getValue = require('./_getValue');\n\n/**\n * Gets the native function at `key` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the method to get.\n * @returns {*} Returns the function if it's native, else `undefined`.\n */\nfunction getNative(object, key) {\n  var value = getValue(object, key);\n  return baseIsNative(value) ? value : undefined;\n}\n\nmodule.exports = getNative;\n\n},{\"./_baseIsNative\":84,\"./_getValue\":107}],105:[function(require,module,exports){\nvar overArg = require('./_overArg');\n\n/** Built-in value references. */\nvar getPrototype = overArg(Object.getPrototypeOf, Object);\n\nmodule.exports = getPrototype;\n\n},{\"./_overArg\":133}],106:[function(require,module,exports){\nvar Symbol = require('./_Symbol');\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\nvar nativeObjectToString = objectProto.toString;\n\n/** Built-in value references. */\nvar symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n/**\n * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the raw `toStringTag`.\n */\nfunction getRawTag(value) {\n  var isOwn = hasOwnProperty.call(value, symToStringTag),\n      tag = value[symToStringTag];\n\n  try {\n    value[symToStringTag] = undefined;\n    var unmasked = true;\n  } catch (e) {}\n\n  var result = nativeObjectToString.call(value);\n  if (unmasked) {\n    if (isOwn) {\n      value[symToStringTag] = tag;\n    } else {\n      delete value[symToStringTag];\n    }\n  }\n  return result;\n}\n\nmodule.exports = getRawTag;\n\n},{\"./_Symbol\":72}],107:[function(require,module,exports){\n/**\n * Gets the value at `key` of `object`.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\nfunction getValue(object, key) {\n  return object == null ? undefined : object[key];\n}\n\nmodule.exports = getValue;\n\n},{}],108:[function(require,module,exports){\nvar nativeCreate = require('./_nativeCreate');\n\n/**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\nfunction hashClear() {\n  this.__data__ = nativeCreate ? nativeCreate(null) : {};\n  this.size = 0;\n}\n\nmodule.exports = hashClear;\n\n},{\"./_nativeCreate\":129}],109:[function(require,module,exports){\n/**\n * Removes `key` and its value from the hash.\n *\n * @private\n * @name delete\n * @memberOf Hash\n * @param {Object} hash The hash to modify.\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\nfunction hashDelete(key) {\n  var result = this.has(key) && delete this.__data__[key];\n  this.size -= result ? 1 : 0;\n  return result;\n}\n\nmodule.exports = hashDelete;\n\n},{}],110:[function(require,module,exports){\nvar nativeCreate = require('./_nativeCreate');\n\n/** Used to stand-in for `undefined` hash values. */\nvar HASH_UNDEFINED = '__lodash_hash_undefined__';\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * Gets the hash value for `key`.\n *\n * @private\n * @name get\n * @memberOf Hash\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\nfunction hashGet(key) {\n  var data = this.__data__;\n  if (nativeCreate) {\n    var result = data[key];\n    return result === HASH_UNDEFINED ? undefined : result;\n  }\n  return hasOwnProperty.call(data, key) ? data[key] : undefined;\n}\n\nmodule.exports = hashGet;\n\n},{\"./_nativeCreate\":129}],111:[function(require,module,exports){\nvar nativeCreate = require('./_nativeCreate');\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * Checks if a hash value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Hash\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\nfunction hashHas(key) {\n  var data = this.__data__;\n  return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);\n}\n\nmodule.exports = hashHas;\n\n},{\"./_nativeCreate\":129}],112:[function(require,module,exports){\nvar nativeCreate = require('./_nativeCreate');\n\n/** Used to stand-in for `undefined` hash values. */\nvar HASH_UNDEFINED = '__lodash_hash_undefined__';\n\n/**\n * Sets the hash `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Hash\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the hash instance.\n */\nfunction hashSet(key, value) {\n  var data = this.__data__;\n  this.size += this.has(key) ? 0 : 1;\n  data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;\n  return this;\n}\n\nmodule.exports = hashSet;\n\n},{\"./_nativeCreate\":129}],113:[function(require,module,exports){\nvar baseCreate = require('./_baseCreate'),\n    getPrototype = require('./_getPrototype'),\n    isPrototype = require('./_isPrototype');\n\n/**\n * Initializes an object clone.\n *\n * @private\n * @param {Object} object The object to clone.\n * @returns {Object} Returns the initialized clone.\n */\nfunction initCloneObject(object) {\n  return (typeof object.constructor == 'function' && !isPrototype(object))\n    ? baseCreate(getPrototype(object))\n    : {};\n}\n\nmodule.exports = initCloneObject;\n\n},{\"./_baseCreate\":80,\"./_getPrototype\":105,\"./_isPrototype\":118}],114:[function(require,module,exports){\n/** Used as references for various `Number` constants. */\nvar MAX_SAFE_INTEGER = 9007199254740991;\n\n/** Used to detect unsigned integer values. */\nvar reIsUint = /^(?:0|[1-9]\\d*)$/;\n\n/**\n * Checks if `value` is a valid array-like index.\n *\n * @private\n * @param {*} value The value to check.\n * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.\n * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.\n */\nfunction isIndex(value, length) {\n  var type = typeof value;\n  length = length == null ? MAX_SAFE_INTEGER : length;\n\n  return !!length &&\n    (type == 'number' ||\n      (type != 'symbol' && reIsUint.test(value))) &&\n        (value > -1 && value % 1 == 0 && value < length);\n}\n\nmodule.exports = isIndex;\n\n},{}],115:[function(require,module,exports){\nvar eq = require('./eq'),\n    isArrayLike = require('./isArrayLike'),\n    isIndex = require('./_isIndex'),\n    isObject = require('./isObject');\n\n/**\n * Checks if the given arguments are from an iteratee call.\n *\n * @private\n * @param {*} value The potential iteratee value argument.\n * @param {*} index The potential iteratee index or key argument.\n * @param {*} object The potential iteratee object argument.\n * @returns {boolean} Returns `true` if the arguments are from an iteratee call,\n *  else `false`.\n */\nfunction isIterateeCall(value, index, object) {\n  if (!isObject(object)) {\n    return false;\n  }\n  var type = typeof index;\n  if (type == 'number'\n        ? (isArrayLike(object) && isIndex(index, object.length))\n        : (type == 'string' && index in object)\n      ) {\n    return eq(object[index], value);\n  }\n  return false;\n}\n\nmodule.exports = isIterateeCall;\n\n},{\"./_isIndex\":114,\"./eq\":146,\"./isArrayLike\":150,\"./isObject\":155}],116:[function(require,module,exports){\n/**\n * Checks if `value` is suitable for use as unique object key.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is suitable, else `false`.\n */\nfunction isKeyable(value) {\n  var type = typeof value;\n  return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')\n    ? (value !== '__proto__')\n    : (value === null);\n}\n\nmodule.exports = isKeyable;\n\n},{}],117:[function(require,module,exports){\nvar coreJsData = require('./_coreJsData');\n\n/** Used to detect methods masquerading as native. */\nvar maskSrcKey = (function() {\n  var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n  return uid ? ('Symbol(src)_1.' + uid) : '';\n}());\n\n/**\n * Checks if `func` has its source masked.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` is masked, else `false`.\n */\nfunction isMasked(func) {\n  return !!maskSrcKey && (maskSrcKey in func);\n}\n\nmodule.exports = isMasked;\n\n},{\"./_coreJsData\":98}],118:[function(require,module,exports){\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/**\n * Checks if `value` is likely a prototype object.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.\n */\nfunction isPrototype(value) {\n  var Ctor = value && value.constructor,\n      proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;\n\n  return value === proto;\n}\n\nmodule.exports = isPrototype;\n\n},{}],119:[function(require,module,exports){\n/**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\nfunction listCacheClear() {\n  this.__data__ = [];\n  this.size = 0;\n}\n\nmodule.exports = listCacheClear;\n\n},{}],120:[function(require,module,exports){\nvar assocIndexOf = require('./_assocIndexOf');\n\n/** Used for built-in method references. */\nvar arrayProto = Array.prototype;\n\n/** Built-in value references. */\nvar splice = arrayProto.splice;\n\n/**\n * Removes `key` and its value from the list cache.\n *\n * @private\n * @name delete\n * @memberOf ListCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\nfunction listCacheDelete(key) {\n  var data = this.__data__,\n      index = assocIndexOf(data, key);\n\n  if (index < 0) {\n    return false;\n  }\n  var lastIndex = data.length - 1;\n  if (index == lastIndex) {\n    data.pop();\n  } else {\n    splice.call(data, index, 1);\n  }\n  --this.size;\n  return true;\n}\n\nmodule.exports = listCacheDelete;\n\n},{\"./_assocIndexOf\":78}],121:[function(require,module,exports){\nvar assocIndexOf = require('./_assocIndexOf');\n\n/**\n * Gets the list cache value for `key`.\n *\n * @private\n * @name get\n * @memberOf ListCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\nfunction listCacheGet(key) {\n  var data = this.__data__,\n      index = assocIndexOf(data, key);\n\n  return index < 0 ? undefined : data[index][1];\n}\n\nmodule.exports = listCacheGet;\n\n},{\"./_assocIndexOf\":78}],122:[function(require,module,exports){\nvar assocIndexOf = require('./_assocIndexOf');\n\n/**\n * Checks if a list cache value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf ListCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\nfunction listCacheHas(key) {\n  return assocIndexOf(this.__data__, key) > -1;\n}\n\nmodule.exports = listCacheHas;\n\n},{\"./_assocIndexOf\":78}],123:[function(require,module,exports){\nvar assocIndexOf = require('./_assocIndexOf');\n\n/**\n * Sets the list cache `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf ListCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the list cache instance.\n */\nfunction listCacheSet(key, value) {\n  var data = this.__data__,\n      index = assocIndexOf(data, key);\n\n  if (index < 0) {\n    ++this.size;\n    data.push([key, value]);\n  } else {\n    data[index][1] = value;\n  }\n  return this;\n}\n\nmodule.exports = listCacheSet;\n\n},{\"./_assocIndexOf\":78}],124:[function(require,module,exports){\nvar Hash = require('./_Hash'),\n    ListCache = require('./_ListCache'),\n    Map = require('./_Map');\n\n/**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\nfunction mapCacheClear() {\n  this.size = 0;\n  this.__data__ = {\n    'hash': new Hash,\n    'map': new (Map || ListCache),\n    'string': new Hash\n  };\n}\n\nmodule.exports = mapCacheClear;\n\n},{\"./_Hash\":67,\"./_ListCache\":68,\"./_Map\":69}],125:[function(require,module,exports){\nvar getMapData = require('./_getMapData');\n\n/**\n * Removes `key` and its value from the map.\n *\n * @private\n * @name delete\n * @memberOf MapCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\nfunction mapCacheDelete(key) {\n  var result = getMapData(this, key)['delete'](key);\n  this.size -= result ? 1 : 0;\n  return result;\n}\n\nmodule.exports = mapCacheDelete;\n\n},{\"./_getMapData\":103}],126:[function(require,module,exports){\nvar getMapData = require('./_getMapData');\n\n/**\n * Gets the map value for `key`.\n *\n * @private\n * @name get\n * @memberOf MapCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\nfunction mapCacheGet(key) {\n  return getMapData(this, key).get(key);\n}\n\nmodule.exports = mapCacheGet;\n\n},{\"./_getMapData\":103}],127:[function(require,module,exports){\nvar getMapData = require('./_getMapData');\n\n/**\n * Checks if a map value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf MapCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\nfunction mapCacheHas(key) {\n  return getMapData(this, key).has(key);\n}\n\nmodule.exports = mapCacheHas;\n\n},{\"./_getMapData\":103}],128:[function(require,module,exports){\nvar getMapData = require('./_getMapData');\n\n/**\n * Sets the map `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf MapCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the map cache instance.\n */\nfunction mapCacheSet(key, value) {\n  var data = getMapData(this, key),\n      size = data.size;\n\n  data.set(key, value);\n  this.size += data.size == size ? 0 : 1;\n  return this;\n}\n\nmodule.exports = mapCacheSet;\n\n},{\"./_getMapData\":103}],129:[function(require,module,exports){\nvar getNative = require('./_getNative');\n\n/* Built-in method references that are verified to be native. */\nvar nativeCreate = getNative(Object, 'create');\n\nmodule.exports = nativeCreate;\n\n},{\"./_getNative\":104}],130:[function(require,module,exports){\n/**\n * This function is like\n * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * except that it includes inherited enumerable properties.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\nfunction nativeKeysIn(object) {\n  var result = [];\n  if (object != null) {\n    for (var key in Object(object)) {\n      result.push(key);\n    }\n  }\n  return result;\n}\n\nmodule.exports = nativeKeysIn;\n\n},{}],131:[function(require,module,exports){\nvar freeGlobal = require('./_freeGlobal');\n\n/** Detect free variable `exports`. */\nvar freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n/** Detect the popular CommonJS extension `module.exports`. */\nvar moduleExports = freeModule && freeModule.exports === freeExports;\n\n/** Detect free variable `process` from Node.js. */\nvar freeProcess = moduleExports && freeGlobal.process;\n\n/** Used to access faster Node.js helpers. */\nvar nodeUtil = (function() {\n  try {\n    // Use `util.types` for Node.js 10+.\n    var types = freeModule && freeModule.require && freeModule.require('util').types;\n\n    if (types) {\n      return types;\n    }\n\n    // Legacy `process.binding('util')` for Node.js < 10.\n    return freeProcess && freeProcess.binding && freeProcess.binding('util');\n  } catch (e) {}\n}());\n\nmodule.exports = nodeUtil;\n\n},{\"./_freeGlobal\":102}],132:[function(require,module,exports){\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\nvar nativeObjectToString = objectProto.toString;\n\n/**\n * Converts `value` to a string using `Object.prototype.toString`.\n *\n * @private\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n */\nfunction objectToString(value) {\n  return nativeObjectToString.call(value);\n}\n\nmodule.exports = objectToString;\n\n},{}],133:[function(require,module,exports){\n/**\n * Creates a unary function that invokes `func` with its argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\nfunction overArg(func, transform) {\n  return function(arg) {\n    return func(transform(arg));\n  };\n}\n\nmodule.exports = overArg;\n\n},{}],134:[function(require,module,exports){\nvar apply = require('./_apply');\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeMax = Math.max;\n\n/**\n * A specialized version of `baseRest` which transforms the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @param {Function} transform The rest array transform.\n * @returns {Function} Returns the new function.\n */\nfunction overRest(func, start, transform) {\n  start = nativeMax(start === undefined ? (func.length - 1) : start, 0);\n  return function() {\n    var args = arguments,\n        index = -1,\n        length = nativeMax(args.length - start, 0),\n        array = Array(length);\n\n    while (++index < length) {\n      array[index] = args[start + index];\n    }\n    index = -1;\n    var otherArgs = Array(start + 1);\n    while (++index < start) {\n      otherArgs[index] = args[index];\n    }\n    otherArgs[start] = transform(array);\n    return apply(func, this, otherArgs);\n  };\n}\n\nmodule.exports = overRest;\n\n},{\"./_apply\":74}],135:[function(require,module,exports){\nvar freeGlobal = require('./_freeGlobal');\n\n/** Detect free variable `self`. */\nvar freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n/** Used as a reference to the global object. */\nvar root = freeGlobal || freeSelf || Function('return this')();\n\nmodule.exports = root;\n\n},{\"./_freeGlobal\":102}],136:[function(require,module,exports){\n/**\n * Gets the value at `key`, unless `key` is \"__proto__\" or \"constructor\".\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\nfunction safeGet(object, key) {\n  if (key === 'constructor' && typeof object[key] === 'function') {\n    return;\n  }\n\n  if (key == '__proto__') {\n    return;\n  }\n\n  return object[key];\n}\n\nmodule.exports = safeGet;\n\n},{}],137:[function(require,module,exports){\nvar baseSetToString = require('./_baseSetToString'),\n    shortOut = require('./_shortOut');\n\n/**\n * Sets the `toString` method of `func` to return `string`.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\nvar setToString = shortOut(baseSetToString);\n\nmodule.exports = setToString;\n\n},{\"./_baseSetToString\":90,\"./_shortOut\":138}],138:[function(require,module,exports){\n/** Used to detect hot functions by number of calls within a span of milliseconds. */\nvar HOT_COUNT = 800,\n    HOT_SPAN = 16;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeNow = Date.now;\n\n/**\n * Creates a function that'll short out and invoke `identity` instead\n * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`\n * milliseconds.\n *\n * @private\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new shortable function.\n */\nfunction shortOut(func) {\n  var count = 0,\n      lastCalled = 0;\n\n  return function() {\n    var stamp = nativeNow(),\n        remaining = HOT_SPAN - (stamp - lastCalled);\n\n    lastCalled = stamp;\n    if (remaining > 0) {\n      if (++count >= HOT_COUNT) {\n        return arguments[0];\n      }\n    } else {\n      count = 0;\n    }\n    return func.apply(undefined, arguments);\n  };\n}\n\nmodule.exports = shortOut;\n\n},{}],139:[function(require,module,exports){\nvar ListCache = require('./_ListCache');\n\n/**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\nfunction stackClear() {\n  this.__data__ = new ListCache;\n  this.size = 0;\n}\n\nmodule.exports = stackClear;\n\n},{\"./_ListCache\":68}],140:[function(require,module,exports){\n/**\n * Removes `key` and its value from the stack.\n *\n * @private\n * @name delete\n * @memberOf Stack\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\nfunction stackDelete(key) {\n  var data = this.__data__,\n      result = data['delete'](key);\n\n  this.size = data.size;\n  return result;\n}\n\nmodule.exports = stackDelete;\n\n},{}],141:[function(require,module,exports){\n/**\n * Gets the stack value for `key`.\n *\n * @private\n * @name get\n * @memberOf Stack\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\nfunction stackGet(key) {\n  return this.__data__.get(key);\n}\n\nmodule.exports = stackGet;\n\n},{}],142:[function(require,module,exports){\n/**\n * Checks if a stack value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Stack\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\nfunction stackHas(key) {\n  return this.__data__.has(key);\n}\n\nmodule.exports = stackHas;\n\n},{}],143:[function(require,module,exports){\nvar ListCache = require('./_ListCache'),\n    Map = require('./_Map'),\n    MapCache = require('./_MapCache');\n\n/** Used as the size to enable large array optimizations. */\nvar LARGE_ARRAY_SIZE = 200;\n\n/**\n * Sets the stack `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Stack\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the stack cache instance.\n */\nfunction stackSet(key, value) {\n  var data = this.__data__;\n  if (data instanceof ListCache) {\n    var pairs = data.__data__;\n    if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {\n      pairs.push([key, value]);\n      this.size = ++data.size;\n      return this;\n    }\n    data = this.__data__ = new MapCache(pairs);\n  }\n  data.set(key, value);\n  this.size = data.size;\n  return this;\n}\n\nmodule.exports = stackSet;\n\n},{\"./_ListCache\":68,\"./_Map\":69,\"./_MapCache\":70}],144:[function(require,module,exports){\n/** Used for built-in method references. */\nvar funcProto = Function.prototype;\n\n/** Used to resolve the decompiled source of functions. */\nvar funcToString = funcProto.toString;\n\n/**\n * Converts `func` to its source code.\n *\n * @private\n * @param {Function} func The function to convert.\n * @returns {string} Returns the source code.\n */\nfunction toSource(func) {\n  if (func != null) {\n    try {\n      return funcToString.call(func);\n    } catch (e) {}\n    try {\n      return (func + '');\n    } catch (e) {}\n  }\n  return '';\n}\n\nmodule.exports = toSource;\n\n},{}],145:[function(require,module,exports){\n/**\n * Creates a function that returns `value`.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Util\n * @param {*} value The value to return from the new function.\n * @returns {Function} Returns the new constant function.\n * @example\n *\n * var objects = _.times(2, _.constant({ 'a': 1 }));\n *\n * console.log(objects);\n * // => [{ 'a': 1 }, { 'a': 1 }]\n *\n * console.log(objects[0] === objects[1]);\n * // => true\n */\nfunction constant(value) {\n  return function() {\n    return value;\n  };\n}\n\nmodule.exports = constant;\n\n},{}],146:[function(require,module,exports){\n/**\n * Performs a\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * comparison between two values to determine if they are equivalent.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.eq(object, object);\n * // => true\n *\n * _.eq(object, other);\n * // => false\n *\n * _.eq('a', 'a');\n * // => true\n *\n * _.eq('a', Object('a'));\n * // => false\n *\n * _.eq(NaN, NaN);\n * // => true\n */\nfunction eq(value, other) {\n  return value === other || (value !== value && other !== other);\n}\n\nmodule.exports = eq;\n\n},{}],147:[function(require,module,exports){\n/**\n * This method returns the first argument it receives.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {*} value Any value.\n * @returns {*} Returns `value`.\n * @example\n *\n * var object = { 'a': 1 };\n *\n * console.log(_.identity(object) === object);\n * // => true\n */\nfunction identity(value) {\n  return value;\n}\n\nmodule.exports = identity;\n\n},{}],148:[function(require,module,exports){\nvar baseIsArguments = require('./_baseIsArguments'),\n    isObjectLike = require('./isObjectLike');\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/** Built-in value references. */\nvar propertyIsEnumerable = objectProto.propertyIsEnumerable;\n\n/**\n * Checks if `value` is likely an `arguments` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n *  else `false`.\n * @example\n *\n * _.isArguments(function() { return arguments; }());\n * // => true\n *\n * _.isArguments([1, 2, 3]);\n * // => false\n */\nvar isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {\n  return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&\n    !propertyIsEnumerable.call(value, 'callee');\n};\n\nmodule.exports = isArguments;\n\n},{\"./_baseIsArguments\":83,\"./isObjectLike\":156}],149:[function(require,module,exports){\n/**\n * Checks if `value` is classified as an `Array` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array, else `false`.\n * @example\n *\n * _.isArray([1, 2, 3]);\n * // => true\n *\n * _.isArray(document.body.children);\n * // => false\n *\n * _.isArray('abc');\n * // => false\n *\n * _.isArray(_.noop);\n * // => false\n */\nvar isArray = Array.isArray;\n\nmodule.exports = isArray;\n\n},{}],150:[function(require,module,exports){\nvar isFunction = require('./isFunction'),\n    isLength = require('./isLength');\n\n/**\n * Checks if `value` is array-like. A value is considered array-like if it's\n * not a function and has a `value.length` that's an integer greater than or\n * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is array-like, else `false`.\n * @example\n *\n * _.isArrayLike([1, 2, 3]);\n * // => true\n *\n * _.isArrayLike(document.body.children);\n * // => true\n *\n * _.isArrayLike('abc');\n * // => true\n *\n * _.isArrayLike(_.noop);\n * // => false\n */\nfunction isArrayLike(value) {\n  return value != null && isLength(value.length) && !isFunction(value);\n}\n\nmodule.exports = isArrayLike;\n\n},{\"./isFunction\":153,\"./isLength\":154}],151:[function(require,module,exports){\nvar isArrayLike = require('./isArrayLike'),\n    isObjectLike = require('./isObjectLike');\n\n/**\n * This method is like `_.isArrayLike` except that it also checks if `value`\n * is an object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array-like object,\n *  else `false`.\n * @example\n *\n * _.isArrayLikeObject([1, 2, 3]);\n * // => true\n *\n * _.isArrayLikeObject(document.body.children);\n * // => true\n *\n * _.isArrayLikeObject('abc');\n * // => false\n *\n * _.isArrayLikeObject(_.noop);\n * // => false\n */\nfunction isArrayLikeObject(value) {\n  return isObjectLike(value) && isArrayLike(value);\n}\n\nmodule.exports = isArrayLikeObject;\n\n},{\"./isArrayLike\":150,\"./isObjectLike\":156}],152:[function(require,module,exports){\nvar root = require('./_root'),\n    stubFalse = require('./stubFalse');\n\n/** Detect free variable `exports`. */\nvar freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n/** Detect the popular CommonJS extension `module.exports`. */\nvar moduleExports = freeModule && freeModule.exports === freeExports;\n\n/** Built-in value references. */\nvar Buffer = moduleExports ? root.Buffer : undefined;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined;\n\n/**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\nvar isBuffer = nativeIsBuffer || stubFalse;\n\nmodule.exports = isBuffer;\n\n},{\"./_root\":135,\"./stubFalse\":161}],153:[function(require,module,exports){\nvar baseGetTag = require('./_baseGetTag'),\n    isObject = require('./isObject');\n\n/** `Object#toString` result references. */\nvar asyncTag = '[object AsyncFunction]',\n    funcTag = '[object Function]',\n    genTag = '[object GeneratorFunction]',\n    proxyTag = '[object Proxy]';\n\n/**\n * Checks if `value` is classified as a `Function` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a function, else `false`.\n * @example\n *\n * _.isFunction(_);\n * // => true\n *\n * _.isFunction(/abc/);\n * // => false\n */\nfunction isFunction(value) {\n  if (!isObject(value)) {\n    return false;\n  }\n  // The use of `Object#toString` avoids issues with the `typeof` operator\n  // in Safari 9 which returns 'object' for typed arrays and other constructors.\n  var tag = baseGetTag(value);\n  return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n}\n\nmodule.exports = isFunction;\n\n},{\"./_baseGetTag\":82,\"./isObject\":155}],154:[function(require,module,exports){\n/** Used as references for various `Number` constants. */\nvar MAX_SAFE_INTEGER = 9007199254740991;\n\n/**\n * Checks if `value` is a valid array-like length.\n *\n * **Note:** This method is loosely based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.\n * @example\n *\n * _.isLength(3);\n * // => true\n *\n * _.isLength(Number.MIN_VALUE);\n * // => false\n *\n * _.isLength(Infinity);\n * // => false\n *\n * _.isLength('3');\n * // => false\n */\nfunction isLength(value) {\n  return typeof value == 'number' &&\n    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\n}\n\nmodule.exports = isLength;\n\n},{}],155:[function(require,module,exports){\n/**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\nfunction isObject(value) {\n  var type = typeof value;\n  return value != null && (type == 'object' || type == 'function');\n}\n\nmodule.exports = isObject;\n\n},{}],156:[function(require,module,exports){\n/**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\nfunction isObjectLike(value) {\n  return value != null && typeof value == 'object';\n}\n\nmodule.exports = isObjectLike;\n\n},{}],157:[function(require,module,exports){\nvar baseGetTag = require('./_baseGetTag'),\n    getPrototype = require('./_getPrototype'),\n    isObjectLike = require('./isObjectLike');\n\n/** `Object#toString` result references. */\nvar objectTag = '[object Object]';\n\n/** Used for built-in method references. */\nvar funcProto = Function.prototype,\n    objectProto = Object.prototype;\n\n/** Used to resolve the decompiled source of functions. */\nvar funcToString = funcProto.toString;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/** Used to infer the `Object` constructor. */\nvar objectCtorString = funcToString.call(Object);\n\n/**\n * Checks if `value` is a plain object, that is, an object created by the\n * `Object` constructor or one with a `[[Prototype]]` of `null`.\n *\n * @static\n * @memberOf _\n * @since 0.8.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.\n * @example\n *\n * function Foo() {\n *   this.a = 1;\n * }\n *\n * _.isPlainObject(new Foo);\n * // => false\n *\n * _.isPlainObject([1, 2, 3]);\n * // => false\n *\n * _.isPlainObject({ 'x': 0, 'y': 0 });\n * // => true\n *\n * _.isPlainObject(Object.create(null));\n * // => true\n */\nfunction isPlainObject(value) {\n  if (!isObjectLike(value) || baseGetTag(value) != objectTag) {\n    return false;\n  }\n  var proto = getPrototype(value);\n  if (proto === null) {\n    return true;\n  }\n  var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;\n  return typeof Ctor == 'function' && Ctor instanceof Ctor &&\n    funcToString.call(Ctor) == objectCtorString;\n}\n\nmodule.exports = isPlainObject;\n\n},{\"./_baseGetTag\":82,\"./_getPrototype\":105,\"./isObjectLike\":156}],158:[function(require,module,exports){\nvar baseIsTypedArray = require('./_baseIsTypedArray'),\n    baseUnary = require('./_baseUnary'),\n    nodeUtil = require('./_nodeUtil');\n\n/* Node.js helper references. */\nvar nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n\n/**\n * Checks if `value` is classified as a typed array.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n * @example\n *\n * _.isTypedArray(new Uint8Array);\n * // => true\n *\n * _.isTypedArray([]);\n * // => false\n */\nvar isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n\nmodule.exports = isTypedArray;\n\n},{\"./_baseIsTypedArray\":85,\"./_baseUnary\":92,\"./_nodeUtil\":131}],159:[function(require,module,exports){\nvar arrayLikeKeys = require('./_arrayLikeKeys'),\n    baseKeysIn = require('./_baseKeysIn'),\n    isArrayLike = require('./isArrayLike');\n\n/**\n * Creates an array of the own and inherited enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n *   this.a = 1;\n *   this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keysIn(new Foo);\n * // => ['a', 'b', 'c'] (iteration order is not guaranteed)\n */\nfunction keysIn(object) {\n  return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);\n}\n\nmodule.exports = keysIn;\n\n},{\"./_arrayLikeKeys\":75,\"./_baseKeysIn\":86,\"./isArrayLike\":150}],160:[function(require,module,exports){\nvar baseMerge = require('./_baseMerge'),\n    createAssigner = require('./_createAssigner');\n\n/**\n * This method is like `_.assign` except that it recursively merges own and\n * inherited enumerable string keyed properties of source objects into the\n * destination object. Source properties that resolve to `undefined` are\n * skipped if a destination value exists. Array and plain object properties\n * are merged recursively. Other objects and value types are overridden by\n * assignment. Source objects are applied from left to right. Subsequent\n * sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {\n *   'a': [{ 'b': 2 }, { 'd': 4 }]\n * };\n *\n * var other = {\n *   'a': [{ 'c': 3 }, { 'e': 5 }]\n * };\n *\n * _.merge(object, other);\n * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }\n */\nvar merge = createAssigner(function(object, source, srcIndex) {\n  baseMerge(object, source, srcIndex);\n});\n\nmodule.exports = merge;\n\n},{\"./_baseMerge\":87,\"./_createAssigner\":99}],161:[function(require,module,exports){\n/**\n * This method returns `false`.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {boolean} Returns `false`.\n * @example\n *\n * _.times(2, _.stubFalse);\n * // => [false, false]\n */\nfunction stubFalse() {\n  return false;\n}\n\nmodule.exports = stubFalse;\n\n},{}],162:[function(require,module,exports){\nvar copyObject = require('./_copyObject'),\n    keysIn = require('./keysIn');\n\n/**\n * Converts `value` to a plain object flattening inherited enumerable string\n * keyed properties of `value` to own properties of the plain object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Object} Returns the converted plain object.\n * @example\n *\n * function Foo() {\n *   this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.assign({ 'a': 1 }, new Foo);\n * // => { 'a': 1, 'b': 2 }\n *\n * _.assign({ 'a': 1 }, _.toPlainObject(new Foo));\n * // => { 'a': 1, 'b': 2, 'c': 3 }\n */\nfunction toPlainObject(value) {\n  return copyObject(value, keysIn(value));\n}\n\nmodule.exports = toPlainObject;\n\n},{\"./_copyObject\":97,\"./keysIn\":159}],163:[function(require,module,exports){\n(function (process){\n/*global self, document, DOMException */\n\n/*! @source http://purl.eligrey.com/github/classList.js/blob/master/classList.js */\n\n// Full polyfill for browsers with no classList support\nif (!(\"classList\" in document.createElement(\"_\"))) {\n  (function (view) {\n\n  \"use strict\";\n\n  if (!('Element' in view)) return;\n\n  var\n      classListProp = \"classList\"\n    , protoProp = \"prototype\"\n    , elemCtrProto = view.Element[protoProp]\n    , objCtr = Object\n    , strTrim = String[protoProp].trim || function () {\n      return this.replace(/^\\s+|\\s+$/g, \"\");\n    }\n    , arrIndexOf = Array[protoProp].indexOf || function (item) {\n      var\n          i = 0\n        , len = this.length\n      ;\n      for (; i < len; i++) {\n        if (i in this && this[i] === item) {\n          return i;\n        }\n      }\n      return -1;\n    }\n    // Vendors: please allow content code to instantiate DOMExceptions\n    , DOMEx = function (type, message) {\n      this.name = type;\n      this.code = DOMException[type];\n      this.message = message;\n    }\n    , checkTokenAndGetIndex = function (classList, token) {\n      if (token === \"\") {\n        throw new DOMEx(\n            \"SYNTAX_ERR\"\n          , \"An invalid or illegal string was specified\"\n        );\n      }\n      if (/\\s/.test(token)) {\n        throw new DOMEx(\n            \"INVALID_CHARACTER_ERR\"\n          , \"String contains an invalid character\"\n        );\n      }\n      return arrIndexOf.call(classList, token);\n    }\n    , ClassList = function (elem) {\n      var\n          trimmedClasses = strTrim.call(elem.getAttribute(\"class\") || \"\")\n        , classes = trimmedClasses ? trimmedClasses.split(/\\s+/) : []\n        , i = 0\n        , len = classes.length\n      ;\n      for (; i < len; i++) {\n        this.push(classes[i]);\n      }\n      this._updateClassName = function () {\n        elem.setAttribute(\"class\", this.toString());\n      };\n    }\n    , classListProto = ClassList[protoProp] = []\n    , classListGetter = function () {\n      return new ClassList(this);\n    }\n  ;\n  // Most DOMException implementations don't allow calling DOMException's toString()\n  // on non-DOMExceptions. Error's toString() is sufficient here.\n  DOMEx[protoProp] = Error[protoProp];\n  classListProto.item = function (i) {\n    return this[i] || null;\n  };\n  classListProto.contains = function (token) {\n    token += \"\";\n    return checkTokenAndGetIndex(this, token) !== -1;\n  };\n  classListProto.add = function () {\n    var\n        tokens = arguments\n      , i = 0\n      , l = tokens.length\n      , token\n      , updated = false\n    ;\n    do {\n      token = tokens[i] + \"\";\n      if (checkTokenAndGetIndex(this, token) === -1) {\n        this.push(token);\n        updated = true;\n      }\n    }\n    while (++i < l);\n\n    if (updated) {\n      this._updateClassName();\n    }\n  };\n  classListProto.remove = function () {\n    var\n        tokens = arguments\n      , i = 0\n      , l = tokens.length\n      , token\n      , updated = false\n      , index\n    ;\n    do {\n      token = tokens[i] + \"\";\n      index = checkTokenAndGetIndex(this, token);\n      while (index !== -1) {\n        this.splice(index, 1);\n        updated = true;\n        index = checkTokenAndGetIndex(this, token);\n      }\n    }\n    while (++i < l);\n\n    if (updated) {\n      this._updateClassName();\n    }\n  };\n  classListProto.toggle = function (token, force) {\n    token += \"\";\n\n    var\n        result = this.contains(token)\n      , method = result ?\n        force !== true && \"remove\"\n      :\n        force !== false && \"add\"\n    ;\n\n    if (method) {\n      this[method](token);\n    }\n\n    if (force === true || force === false) {\n      return force;\n    } else {\n      return !result;\n    }\n  };\n  classListProto.toString = function () {\n    return this.join(\" \");\n  };\n\n  if (objCtr.defineProperty) {\n    var classListPropDesc = {\n        get: classListGetter\n      , enumerable: true\n      , configurable: true\n    };\n    try {\n      objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);\n    } catch (ex) { // IE 8 doesn't support enumerable:true\n      if (ex.number === -0x7FF5EC54) {\n        classListPropDesc.enumerable = false;\n        objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);\n      }\n    }\n  } else if (objCtr[protoProp].__defineGetter__) {\n    elemCtrProto.__defineGetter__(classListProp, classListGetter);\n  }\n\n  }(self));\n}\n\n/* Blob.js\n * A Blob implementation.\n * 2014-07-24\n *\n * By Eli Grey, http://eligrey.com\n * By Devin Samarin, https://github.com/dsamarin\n * License: X11/MIT\n *   See https://github.com/eligrey/Blob.js/blob/master/LICENSE.md\n */\n\n/*global self, unescape */\n/*jslint bitwise: true, regexp: true, confusion: true, es5: true, vars: true, white: true,\n  plusplus: true */\n\n/*! @source http://purl.eligrey.com/github/Blob.js/blob/master/Blob.js */\n\n(function (view) {\n  \"use strict\";\n\n  view.URL = view.URL || view.webkitURL;\n\n  if (view.Blob && view.URL) {\n    try {\n      new Blob;\n      return;\n    } catch (e) {}\n  }\n\n  // Internally we use a BlobBuilder implementation to base Blob off of\n  // in order to support older browsers that only have BlobBuilder\n  var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function(view) {\n    var\n        get_class = function(object) {\n        return Object.prototype.toString.call(object).match(/^\\[object\\s(.*)\\]$/)[1];\n      }\n      , FakeBlobBuilder = function BlobBuilder() {\n        this.data = [];\n      }\n      , FakeBlob = function Blob(data, type, encoding) {\n        this.data = data;\n        this.size = data.length;\n        this.type = type;\n        this.encoding = encoding;\n      }\n      , FBB_proto = FakeBlobBuilder.prototype\n      , FB_proto = FakeBlob.prototype\n      , FileReaderSync = view.FileReaderSync\n      , FileException = function(type) {\n        this.code = this[this.name = type];\n      }\n      , file_ex_codes = (\n          \"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR \"\n        + \"NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR\"\n      ).split(\" \")\n      , file_ex_code = file_ex_codes.length\n      , real_URL = view.URL || view.webkitURL || view\n      , real_create_object_URL = real_URL.createObjectURL\n      , real_revoke_object_URL = real_URL.revokeObjectURL\n      , URL = real_URL\n      , btoa = view.btoa\n      , atob = view.atob\n\n      , ArrayBuffer = view.ArrayBuffer\n      , Uint8Array = view.Uint8Array\n\n      , origin = /^[\\w-]+:\\/*\\[?[\\w\\.:-]+\\]?(?::[0-9]+)?/\n    ;\n    FakeBlob.fake = FB_proto.fake = true;\n    while (file_ex_code--) {\n      FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;\n    }\n    // Polyfill URL\n    if (!real_URL.createObjectURL) {\n      URL = view.URL = function(uri) {\n        var\n            uri_info = document.createElementNS(\"http://www.w3.org/1999/xhtml\", \"a\")\n          , uri_origin\n        ;\n        uri_info.href = uri;\n        if (!(\"origin\" in uri_info)) {\n          if (uri_info.protocol.toLowerCase() === \"data:\") {\n            uri_info.origin = null;\n          } else {\n            uri_origin = uri.match(origin);\n            uri_info.origin = uri_origin && uri_origin[1];\n          }\n        }\n        return uri_info;\n      };\n    }\n    URL.createObjectURL = function(blob) {\n      var\n          type = blob.type\n        , data_URI_header\n      ;\n      if (type === null) {\n        type = \"application/octet-stream\";\n      }\n      if (blob instanceof FakeBlob) {\n        data_URI_header = \"data:\" + type;\n        if (blob.encoding === \"base64\") {\n          return data_URI_header + \";base64,\" + blob.data;\n        } else if (blob.encoding === \"URI\") {\n          return data_URI_header + \",\" + decodeURIComponent(blob.data);\n        } if (btoa) {\n          return data_URI_header + \";base64,\" + btoa(blob.data);\n        } else {\n          return data_URI_header + \",\" + encodeURIComponent(blob.data);\n        }\n      } else if (real_create_object_URL) {\n        return real_create_object_URL.call(real_URL, blob);\n      }\n    };\n    URL.revokeObjectURL = function(object_URL) {\n      if (object_URL.substring(0, 5) !== \"data:\" && real_revoke_object_URL) {\n        real_revoke_object_URL.call(real_URL, object_URL);\n      }\n    };\n    FBB_proto.append = function(data/*, endings*/) {\n      var bb = this.data;\n      // decode data to a binary string\n      if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {\n        var\n            str = \"\"\n          , buf = new Uint8Array(data)\n          , i = 0\n          , buf_len = buf.length\n        ;\n        for (; i < buf_len; i++) {\n          str += String.fromCharCode(buf[i]);\n        }\n        bb.push(str);\n      } else if (get_class(data) === \"Blob\" || get_class(data) === \"File\") {\n        if (FileReaderSync) {\n          var fr = new FileReaderSync;\n          bb.push(fr.readAsBinaryString(data));\n        } else {\n          // async FileReader won't work as BlobBuilder is sync\n          throw new FileException(\"NOT_READABLE_ERR\");\n        }\n      } else if (data instanceof FakeBlob) {\n        if (data.encoding === \"base64\" && atob) {\n          bb.push(atob(data.data));\n        } else if (data.encoding === \"URI\") {\n          bb.push(decodeURIComponent(data.data));\n        } else if (data.encoding === \"raw\") {\n          bb.push(data.data);\n        }\n      } else {\n        if (typeof data !== \"string\") {\n          data += \"\"; // convert unsupported types to strings\n        }\n        // decode UTF-16 to binary string\n        bb.push(unescape(encodeURIComponent(data)));\n      }\n    };\n    FBB_proto.getBlob = function(type) {\n      if (!arguments.length) {\n        type = null;\n      }\n      return new FakeBlob(this.data.join(\"\"), type, \"raw\");\n    };\n    FBB_proto.toString = function() {\n      return \"[object BlobBuilder]\";\n    };\n    FB_proto.slice = function(start, end, type) {\n      var args = arguments.length;\n      if (args < 3) {\n        type = null;\n      }\n      return new FakeBlob(\n          this.data.slice(start, args > 1 ? end : this.data.length)\n        , type\n        , this.encoding\n      );\n    };\n    FB_proto.toString = function() {\n      return \"[object Blob]\";\n    };\n    FB_proto.close = function() {\n      this.size = 0;\n      delete this.data;\n    };\n    return FakeBlobBuilder;\n  }(view));\n\n  view.Blob = function(blobParts, options) {\n    var type = options ? (options.type || \"\") : \"\";\n    var builder = new BlobBuilder();\n    if (blobParts) {\n      for (var i = 0, len = blobParts.length; i < len; i++) {\n        if (Uint8Array && blobParts[i] instanceof Uint8Array) {\n          builder.append(blobParts[i].buffer);\n        }\n        else {\n          builder.append(blobParts[i]);\n        }\n      }\n    }\n    var blob = builder.getBlob(type);\n    if (!blob.slice && blob.webkitSlice) {\n      blob.slice = blob.webkitSlice;\n    }\n    return blob;\n  };\n\n  var getPrototypeOf = Object.getPrototypeOf || function(object) {\n    return object.__proto__;\n  };\n  view.Blob.prototype = getPrototypeOf(new view.Blob());\n}(typeof self !== \"undefined\" && self || typeof window !== \"undefined\" && window || this.content || this));\n\n(function (root, factory) {\n    'use strict';\n    var isElectron = typeof module === 'object' && typeof process !== 'undefined' && process && process.versions && process.versions.electron;\n    if (!isElectron && typeof module === 'object') {\n        module.exports = factory;\n    } else if (typeof define === 'function' && define.amd) {\n        define(function () {\n            return factory;\n        });\n    } else {\n        root.MediumEditor = factory;\n    }\n}(this, function () {\n\n    'use strict';\n\nfunction MediumEditor(elements, options) {\n    'use strict';\n    return this.init(elements, options);\n}\n\nMediumEditor.extensions = {};\n/*jshint unused: true */\n(function (window) {\n    'use strict';\n\n    function copyInto(overwrite, dest) {\n        var prop,\n            sources = Array.prototype.slice.call(arguments, 2);\n        dest = dest || {};\n        for (var i = 0; i < sources.length; i++) {\n            var source = sources[i];\n            if (source) {\n                for (prop in source) {\n                    if (source.hasOwnProperty(prop) &&\n                        typeof source[prop] !== 'undefined' &&\n                        (overwrite || dest.hasOwnProperty(prop) === false)) {\n                        dest[prop] = source[prop];\n                    }\n                }\n            }\n        }\n        return dest;\n    }\n\n    // https://developer.mozilla.org/en-US/docs/Web/API/Node/contains\n    // Some browsers (including phantom) don't return true for Node.contains(child)\n    // if child is a text node.  Detect these cases here and use a fallback\n    // for calls to Util.isDescendant()\n    var nodeContainsWorksWithTextNodes = false;\n    try {\n        var testParent = document.createElement('div'),\n            testText = document.createTextNode(' ');\n        testParent.appendChild(testText);\n        nodeContainsWorksWithTextNodes = testParent.contains(testText);\n    } catch (exc) {}\n\n    var Util = {\n\n        // http://stackoverflow.com/questions/17907445/how-to-detect-ie11#comment30165888_17907562\n        // by rg89\n        isIE: ((navigator.appName === 'Microsoft Internet Explorer') || ((navigator.appName === 'Netscape') && (new RegExp('Trident/.*rv:([0-9]{1,}[.0-9]{0,})').exec(navigator.userAgent) !== null))),\n\n        isEdge: (/Edge\\/\\d+/).exec(navigator.userAgent) !== null,\n\n        // if firefox\n        isFF: (navigator.userAgent.toLowerCase().indexOf('firefox') > -1),\n\n        // http://stackoverflow.com/a/11752084/569101\n        isMac: (window.navigator.platform.toUpperCase().indexOf('MAC') >= 0),\n\n        // https://github.com/jashkenas/underscore\n        // Lonely letter MUST USE the uppercase code\n        keyCode: {\n            BACKSPACE: 8,\n            TAB: 9,\n            ENTER: 13,\n            ESCAPE: 27,\n            SPACE: 32,\n            DELETE: 46,\n            K: 75, // K keycode, and not k\n            M: 77,\n            V: 86\n        },\n\n        /**\n         * Returns true if it's metaKey on Mac, or ctrlKey on non-Mac.\n         * See #591\n         */\n        isMetaCtrlKey: function (event) {\n            if ((Util.isMac && event.metaKey) || (!Util.isMac && event.ctrlKey)) {\n                return true;\n            }\n\n            return false;\n        },\n\n        /**\n         * Returns true if the key associated to the event is inside keys array\n         *\n         * @see : https://github.com/jquery/jquery/blob/0705be475092aede1eddae01319ec931fb9c65fc/src/event.js#L473-L484\n         * @see : http://stackoverflow.com/q/4471582/569101\n         */\n        isKey: function (event, keys) {\n            var keyCode = Util.getKeyCode(event);\n\n            // it's not an array let's just compare strings!\n            if (false === Array.isArray(keys)) {\n                return keyCode === keys;\n            }\n\n            if (-1 === keys.indexOf(keyCode)) {\n                return false;\n            }\n\n            return true;\n        },\n\n        getKeyCode: function (event) {\n            var keyCode = event.which;\n\n            // getting the key code from event\n            if (null === keyCode) {\n                keyCode = event.charCode !== null ? event.charCode : event.keyCode;\n            }\n\n            return keyCode;\n        },\n\n        blockContainerElementNames: [\n            // elements our editor generates\n            'p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'blockquote', 'pre', 'ul', 'li', 'ol',\n            // all other known block elements\n            'address', 'article', 'aside', 'audio', 'canvas', 'dd', 'dl', 'dt', 'fieldset',\n            'figcaption', 'figure', 'footer', 'form', 'header', 'hgroup', 'main', 'nav',\n            'noscript', 'output', 'section', 'video',\n            'table', 'thead', 'tbody', 'tfoot', 'tr', 'th', 'td'\n        ],\n\n        emptyElementNames: ['br', 'col', 'colgroup', 'hr', 'img', 'input', 'source', 'wbr'],\n\n        extend: function extend(/* dest, source1, source2, ...*/) {\n            var args = [true].concat(Array.prototype.slice.call(arguments));\n            return copyInto.apply(this, args);\n        },\n\n        defaults: function defaults(/*dest, source1, source2, ...*/) {\n            var args = [false].concat(Array.prototype.slice.call(arguments));\n            return copyInto.apply(this, args);\n        },\n\n        /*\n         * Create a link around the provided text nodes which must be adjacent to each other and all be\n         * descendants of the same closest block container. If the preconditions are not met, unexpected\n         * behavior will result.\n         */\n        createLink: function (document, textNodes, href, target) {\n            var anchor = document.createElement('a');\n            Util.moveTextRangeIntoElement(textNodes[0], textNodes[textNodes.length - 1], anchor);\n            anchor.setAttribute('href', href);\n            if (target) {\n                if (target === '_blank') {\n                    anchor.setAttribute('rel', 'noopener noreferrer');\n                }\n                anchor.setAttribute('target', target);\n            }\n            return anchor;\n        },\n\n        /*\n         * Given the provided match in the format {start: 1, end: 2} where start and end are indices into the\n         * textContent of the provided element argument, modify the DOM inside element to ensure that the text\n         * identified by the provided match can be returned as text nodes that contain exactly that text, without\n         * any additional text at the beginning or end of the returned array of adjacent text nodes.\n         *\n         * The only DOM manipulation performed by this function is splitting the text nodes, non-text nodes are\n         * not affected in any way.\n         */\n        findOrCreateMatchingTextNodes: function (document, element, match) {\n            var treeWalker = document.createTreeWalker(element, NodeFilter.SHOW_ALL, null, false),\n                matchedNodes = [],\n                currentTextIndex = 0,\n                startReached = false,\n                currentNode = null,\n                newNode = null;\n\n            while ((currentNode = treeWalker.nextNode()) !== null) {\n                if (currentNode.nodeType > 3) {\n                    continue;\n                } else if (currentNode.nodeType === 3) {\n                    if (!startReached && match.start < (currentTextIndex + currentNode.nodeValue.length)) {\n                        startReached = true;\n                        newNode = Util.splitStartNodeIfNeeded(currentNode, match.start, currentTextIndex);\n                    }\n                    if (startReached) {\n                        Util.splitEndNodeIfNeeded(currentNode, newNode, match.end, currentTextIndex);\n                    }\n                    if (startReached && currentTextIndex === match.end) {\n                        break; // Found the node(s) corresponding to the link. Break out and move on to the next.\n                    } else if (startReached && currentTextIndex > (match.end + 1)) {\n                        throw new Error('PerformLinking overshot the target!'); // should never happen...\n                    }\n\n                    if (startReached) {\n                        matchedNodes.push(newNode || currentNode);\n                    }\n\n                    currentTextIndex += currentNode.nodeValue.length;\n                    if (newNode !== null) {\n                        currentTextIndex += newNode.nodeValue.length;\n                        // Skip the newNode as we'll already have pushed it to the matches\n                        treeWalker.nextNode();\n                    }\n                    newNode = null;\n                } else if (currentNode.tagName.toLowerCase() === 'img') {\n                    if (!startReached && (match.start <= currentTextIndex)) {\n                        startReached = true;\n                    }\n                    if (startReached) {\n                        matchedNodes.push(currentNode);\n                    }\n                }\n            }\n            return matchedNodes;\n        },\n\n        /*\n         * Given the provided text node and text coordinates, split the text node if needed to make it align\n         * precisely with the coordinates.\n         *\n         * This function is intended to be called from Util.findOrCreateMatchingTextNodes.\n         */\n        splitStartNodeIfNeeded: function (currentNode, matchStartIndex, currentTextIndex) {\n            if (matchStartIndex !== currentTextIndex) {\n                return currentNode.splitText(matchStartIndex - currentTextIndex);\n            }\n            return null;\n        },\n\n        /*\n         * Given the provided text node and text coordinates, split the text node if needed to make it align\n         * precisely with the coordinates. The newNode argument should from the result of Util.splitStartNodeIfNeeded,\n         * if that function has been called on the same currentNode.\n         *\n         * This function is intended to be called from Util.findOrCreateMatchingTextNodes.\n         */\n        splitEndNodeIfNeeded: function (currentNode, newNode, matchEndIndex, currentTextIndex) {\n            var textIndexOfEndOfFarthestNode,\n                endSplitPoint;\n            textIndexOfEndOfFarthestNode = currentTextIndex + currentNode.nodeValue.length +\n                    (newNode ? newNode.nodeValue.length : 0) - 1;\n            endSplitPoint = matchEndIndex - currentTextIndex -\n                    (newNode ? currentNode.nodeValue.length : 0);\n            if (textIndexOfEndOfFarthestNode >= matchEndIndex &&\n                    currentTextIndex !== textIndexOfEndOfFarthestNode &&\n                    endSplitPoint !== 0) {\n                (newNode || currentNode).splitText(endSplitPoint);\n            }\n        },\n\n        /*\n        * Take an element, and break up all of its text content into unique pieces such that:\n         * 1) All text content of the elements are in separate blocks. No piece of text content should span\n         *    across multiple blocks. This means no element return by this function should have\n         *    any blocks as children.\n         * 2) The union of the textcontent of all of the elements returned here covers all\n         *    of the text within the element.\n         *\n         *\n         * EXAMPLE:\n         * In the event that we have something like:\n         *\n         * <blockquote>\n         *   <p>Some Text</p>\n         *   <ol>\n         *     <li>List Item 1</li>\n         *     <li>List Item 2</li>\n         *   </ol>\n         * </blockquote>\n         *\n         * This function would return these elements as an array:\n         *   [ <p>Some Text</p>, <li>List Item 1</li>, <li>List Item 2</li> ]\n         *\n         * Since the <blockquote> and <ol> elements contain blocks within them they are not returned.\n         * Since the <p> and <li>'s don't contain block elements and cover all the text content of the\n         * <blockquote> container, they are the elements returned.\n         */\n        splitByBlockElements: function (element) {\n            if (element.nodeType !== 3 && element.nodeType !== 1) {\n                return [];\n            }\n\n            var toRet = [],\n                blockElementQuery = MediumEditor.util.blockContainerElementNames.join(',');\n\n            if (element.nodeType === 3 || element.querySelectorAll(blockElementQuery).length === 0) {\n                return [element];\n            }\n\n            for (var i = 0; i < element.childNodes.length; i++) {\n                var child = element.childNodes[i];\n                if (child.nodeType === 3) {\n                    toRet.push(child);\n                } else if (child.nodeType === 1) {\n                    var blockElements = child.querySelectorAll(blockElementQuery);\n                    if (blockElements.length === 0) {\n                        toRet.push(child);\n                    } else {\n                        toRet = toRet.concat(MediumEditor.util.splitByBlockElements(child));\n                    }\n                }\n            }\n\n            return toRet;\n        },\n\n        // Find the next node in the DOM tree that represents any text that is being\n        // displayed directly next to the targetNode (passed as an argument)\n        // Text that appears directly next to the current node can be:\n        //  - A sibling text node\n        //  - A descendant of a sibling element\n        //  - A sibling text node of an ancestor\n        //  - A descendant of a sibling element of an ancestor\n        findAdjacentTextNodeWithContent: function findAdjacentTextNodeWithContent(rootNode, targetNode, ownerDocument) {\n            var pastTarget = false,\n                nextNode,\n                nodeIterator = ownerDocument.createNodeIterator(rootNode, NodeFilter.SHOW_TEXT, null, false);\n\n            // Use a native NodeIterator to iterate over all the text nodes that are descendants\n            // of the rootNode.  Once past the targetNode, choose the first non-empty text node\n            nextNode = nodeIterator.nextNode();\n            while (nextNode) {\n                if (nextNode === targetNode) {\n                    pastTarget = true;\n                } else if (pastTarget) {\n                    if (nextNode.nodeType === 3 && nextNode.nodeValue && nextNode.nodeValue.trim().length > 0) {\n                        break;\n                    }\n                }\n                nextNode = nodeIterator.nextNode();\n            }\n\n            return nextNode;\n        },\n\n        // Find an element's previous sibling within a medium-editor element\n        // If one doesn't exist, find the closest ancestor's previous sibling\n        findPreviousSibling: function (node) {\n            if (!node || Util.isMediumEditorElement(node)) {\n                return false;\n            }\n\n            var previousSibling = node.previousSibling;\n            while (!previousSibling && !Util.isMediumEditorElement(node.parentNode)) {\n                node = node.parentNode;\n                previousSibling = node.previousSibling;\n            }\n\n            return previousSibling;\n        },\n\n        isDescendant: function isDescendant(parent, child, checkEquality) {\n            if (!parent || !child) {\n                return false;\n            }\n            if (parent === child) {\n                return !!checkEquality;\n            }\n            // If parent is not an element, it can't have any descendants\n            if (parent.nodeType !== 1) {\n                return false;\n            }\n            if (nodeContainsWorksWithTextNodes || child.nodeType !== 3) {\n                return parent.contains(child);\n            }\n            var node = child.parentNode;\n            while (node !== null) {\n                if (node === parent) {\n                    return true;\n                }\n                node = node.parentNode;\n            }\n            return false;\n        },\n\n        // https://github.com/jashkenas/underscore\n        isElement: function isElement(obj) {\n            return !!(obj && obj.nodeType === 1);\n        },\n\n        // https://github.com/jashkenas/underscore\n        throttle: function (func, wait) {\n            var THROTTLE_INTERVAL = 50,\n                context,\n                args,\n                result,\n                timeout = null,\n                previous = 0,\n                later = function () {\n                    previous = Date.now();\n                    timeout = null;\n                    result = func.apply(context, args);\n                    if (!timeout) {\n                        context = args = null;\n                    }\n                };\n\n            if (!wait && wait !== 0) {\n                wait = THROTTLE_INTERVAL;\n            }\n\n            return function () {\n                var now = Date.now(),\n                    remaining = wait - (now - previous);\n\n                context = this;\n                args = arguments;\n                if (remaining <= 0 || remaining > wait) {\n                    if (timeout) {\n                        clearTimeout(timeout);\n                        timeout = null;\n                    }\n                    previous = now;\n                    result = func.apply(context, args);\n                    if (!timeout) {\n                        context = args = null;\n                    }\n                } else if (!timeout) {\n                    timeout = setTimeout(later, remaining);\n                }\n                return result;\n            };\n        },\n\n        traverseUp: function (current, testElementFunction) {\n            if (!current) {\n                return false;\n            }\n\n            do {\n                if (current.nodeType === 1) {\n                    if (testElementFunction(current)) {\n                        return current;\n                    }\n                    // do not traverse upwards past the nearest containing editor\n                    if (Util.isMediumEditorElement(current)) {\n                        return false;\n                    }\n                }\n\n                current = current.parentNode;\n            } while (current);\n\n            return false;\n        },\n\n        htmlEntities: function (str) {\n            // converts special characters (like <) into their escaped/encoded values (like &lt;).\n            // This allows you to show to display the string without the browser reading it as HTML.\n            return String(str).replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/\"/g, '&quot;');\n        },\n\n        // http://stackoverflow.com/questions/6690752/insert-html-at-caret-in-a-contenteditable-div\n        insertHTMLCommand: function (doc, html) {\n            var selection, range, el, fragment, node, lastNode, toReplace,\n                res = false,\n                ecArgs = ['insertHTML', false, html];\n\n            /* Edge's implementation of insertHTML is just buggy right now:\n             * - Doesn't allow leading white space at the beginning of an element\n             * - Found a case when a <font size=\"2\"> tag was inserted when calling alignCenter inside a blockquote\n             *\n             * There are likely other bugs, these are just the ones we found so far.\n             * For now, let's just use the same fallback we did for IE\n             */\n            if (!MediumEditor.util.isEdge && doc.queryCommandSupported('insertHTML')) {\n                try {\n                    return doc.execCommand.apply(doc, ecArgs);\n                } catch (ignore) {}\n            }\n\n            selection = doc.getSelection();\n            if (selection.rangeCount) {\n                range = selection.getRangeAt(0);\n                toReplace = range.commonAncestorContainer;\n\n                // https://github.com/yabwe/medium-editor/issues/748\n                // If the selection is an empty editor element, create a temporary text node inside of the editor\n                // and select it so that we don't delete the editor element\n                if (Util.isMediumEditorElement(toReplace) && !toReplace.firstChild) {\n                    range.selectNode(toReplace.appendChild(doc.createTextNode('')));\n                } else if ((toReplace.nodeType === 3 && range.startOffset === 0 && range.endOffset === toReplace.nodeValue.length) ||\n                        (toReplace.nodeType !== 3 && toReplace.innerHTML === range.toString())) {\n                    // Ensure range covers maximum amount of nodes as possible\n                    // By moving up the DOM and selecting ancestors whose only child is the range\n                    while (!Util.isMediumEditorElement(toReplace) &&\n                            toReplace.parentNode &&\n                            toReplace.parentNode.childNodes.length === 1 &&\n                            !Util.isMediumEditorElement(toReplace.parentNode)) {\n                        toReplace = toReplace.parentNode;\n                    }\n                    range.selectNode(toReplace);\n                }\n                range.deleteContents();\n\n                el = doc.createElement('div');\n                el.innerHTML = html;\n                fragment = doc.createDocumentFragment();\n                while (el.firstChild) {\n                    node = el.firstChild;\n                    lastNode = fragment.appendChild(node);\n                }\n                range.insertNode(fragment);\n\n                // Preserve the selection:\n                if (lastNode) {\n                    range = range.cloneRange();\n                    range.setStartAfter(lastNode);\n                    range.collapse(true);\n                    MediumEditor.selection.selectRange(doc, range);\n                }\n                res = true;\n            }\n\n            // https://github.com/yabwe/medium-editor/issues/992\n            // If we're monitoring calls to execCommand, notify listeners as if a real call had happened\n            if (doc.execCommand.callListeners) {\n                doc.execCommand.callListeners(ecArgs, res);\n            }\n            return res;\n        },\n\n        execFormatBlock: function (doc, tagName) {\n            // Get the top level block element that contains the selection\n            var blockContainer = Util.getTopBlockContainer(MediumEditor.selection.getSelectionStart(doc)),\n                childNodes;\n\n            // Special handling for blockquote\n            if (tagName === 'blockquote') {\n                if (blockContainer) {\n                    childNodes = Array.prototype.slice.call(blockContainer.childNodes);\n                    // Check if the blockquote has a block element as a child (nested blocks)\n                    if (childNodes.some(function (childNode) {\n                        return Util.isBlockContainer(childNode);\n                    })) {\n                        // FF handles blockquote differently on formatBlock\n                        // allowing nesting, we need to use outdent\n                        // https://developer.mozilla.org/en-US/docs/Rich-Text_Editing_in_Mozilla\n                        return doc.execCommand('outdent', false, null);\n                    }\n                }\n\n                // When IE blockquote needs to be called as indent\n                // http://stackoverflow.com/questions/1816223/rich-text-editor-with-blockquote-function/1821777#1821777\n                if (Util.isIE) {\n                    return doc.execCommand('indent', false, tagName);\n                }\n            }\n\n            // If the blockContainer is already the element type being passed in\n            // treat it as 'undo' formatting and just convert it to a <p>\n            if (blockContainer && tagName === blockContainer.nodeName.toLowerCase()) {\n                tagName = 'p';\n            }\n\n            // When IE we need to add <> to heading elements\n            // http://stackoverflow.com/questions/10741831/execcommand-formatblock-headings-in-ie\n            if (Util.isIE) {\n                tagName = '<' + tagName + '>';\n            }\n\n            // When FF, IE and Edge, we have to handle blockquote node seperately as 'formatblock' does not work.\n            // https://developer.mozilla.org/en-US/docs/Web/API/Document/execCommand#Commands\n            if (blockContainer && blockContainer.nodeName.toLowerCase() === 'blockquote') {\n                // For IE, just use outdent\n                if (Util.isIE && tagName === '<p>') {\n                    return doc.execCommand('outdent', false, tagName);\n                }\n\n                // For Firefox and Edge, make sure there's a nested block element before calling outdent\n                if ((Util.isFF || Util.isEdge) && tagName === 'p') {\n                    childNodes = Array.prototype.slice.call(blockContainer.childNodes);\n                    // If there are some non-block elements we need to wrap everything in a <p> before we outdent\n                    if (childNodes.some(function (childNode) {\n                        return !Util.isBlockContainer(childNode);\n                    })) {\n                        doc.execCommand('formatBlock', false, tagName);\n                    }\n                    return doc.execCommand('outdent', false, tagName);\n                }\n            }\n\n            return doc.execCommand('formatBlock', false, tagName);\n        },\n\n        /**\n         * Set target to blank on the given el element\n         *\n         * TODO: not sure if this should be here\n         *\n         * When creating a link (using core -> createLink) the selection returned by Firefox will be the parent of the created link\n         * instead of the created link itself (as it is for Chrome for example), so we retrieve all \"a\" children to grab the good one by\n         * using `anchorUrl` to ensure that we are adding target=\"_blank\" on the good one.\n         * This isn't a bulletproof solution anyway ..\n         */\n        setTargetBlank: function (el, anchorUrl) {\n            var i, url = anchorUrl || false;\n            if (el.nodeName.toLowerCase() === 'a') {\n                el.target = '_blank';\n                el.rel = 'noopener noreferrer';\n            } else {\n                el = el.getElementsByTagName('a');\n\n                for (i = 0; i < el.length; i += 1) {\n                    if (false === url || url === el[i].attributes.href.value) {\n                        el[i].target = '_blank';\n                        el[i].rel = 'noopener noreferrer';\n                    }\n                }\n            }\n        },\n\n        /*\n         * this function is called to explicitly remove the target='_blank' as FF holds on to _blank value even\n         * after unchecking the checkbox on anchor form\n         */\n        removeTargetBlank: function (el, anchorUrl) {\n            var i;\n            if (el.nodeName.toLowerCase() === 'a') {\n                el.removeAttribute('target');\n                el.removeAttribute('rel');\n            } else {\n                el = el.getElementsByTagName('a');\n\n                for (i = 0; i < el.length; i += 1) {\n                    if (anchorUrl === el[i].attributes.href.value) {\n                        el[i].removeAttribute('target');\n                        el[i].removeAttribute('rel');\n                    }\n                }\n            }\n        },\n\n        /*\n         * this function adds one or several classes on an a element.\n         * if el parameter is not an a, it will look for a children of el.\n         * if no a children are found, it will look for the a parent.\n         */\n        addClassToAnchors: function (el, buttonClass) {\n            var classes = buttonClass.split(' '),\n                i,\n                j;\n            if (el.nodeName.toLowerCase() === 'a') {\n                for (j = 0; j < classes.length; j += 1) {\n                    el.classList.add(classes[j]);\n                }\n            } else {\n                var aChildren = el.getElementsByTagName('a');\n                if (aChildren.length === 0) {\n                    var parentAnchor = Util.getClosestTag(el, 'a');\n                    el = parentAnchor ? [parentAnchor] : [];\n                } else {\n                    el = aChildren;\n                }\n                for (i = 0; i < el.length; i += 1) {\n                    for (j = 0; j < classes.length; j += 1) {\n                        el[i].classList.add(classes[j]);\n                    }\n                }\n            }\n        },\n\n        isListItem: function (node) {\n            if (!node) {\n                return false;\n            }\n            if (node.nodeName.toLowerCase() === 'li') {\n                return true;\n            }\n\n            var parentNode = node.parentNode,\n                tagName = parentNode.nodeName.toLowerCase();\n            while (tagName === 'li' || (!Util.isBlockContainer(parentNode) && tagName !== 'div')) {\n                if (tagName === 'li') {\n                    return true;\n                }\n                parentNode = parentNode.parentNode;\n                if (parentNode) {\n                    tagName = parentNode.nodeName.toLowerCase();\n                } else {\n                    return false;\n                }\n            }\n            return false;\n        },\n\n        cleanListDOM: function (ownerDocument, element) {\n            if (element.nodeName.toLowerCase() !== 'li') {\n                return;\n            }\n\n            var list = element.parentElement;\n\n            if (list.parentElement.nodeName.toLowerCase() === 'p') { // yes we need to clean up\n                Util.unwrap(list.parentElement, ownerDocument);\n\n                // move cursor at the end of the text inside the list\n                // for some unknown reason, the cursor is moved to end of the \"visual\" line\n                MediumEditor.selection.moveCursor(ownerDocument, element.firstChild, element.firstChild.textContent.length);\n            }\n        },\n\n        /* splitDOMTree\n         *\n         * Given a root element some descendant element, split the root element\n         * into its own element containing the descendant element and all elements\n         * on the left or right side of the descendant ('right' is default)\n         *\n         * example:\n         *\n         *         <div>\n         *      /    |   \\\n         *  <span> <span> <span>\n         *   / \\    / \\    / \\\n         *  1   2  3   4  5   6\n         *\n         *  If I wanted to split this tree given the <div> as the root and \"4\" as the leaf\n         *  the result would be (the prime ' marks indicates nodes that are created as clones):\n         *\n         *   SPLITTING OFF 'RIGHT' TREE       SPLITTING OFF 'LEFT' TREE\n         *\n         *     <div>            <div>'              <div>'      <div>\n         *      / \\              / \\                 / \\          |\n         * <span> <span>   <span>' <span>       <span> <span>   <span>\n         *   / \\    |        |      / \\           /\\     /\\       /\\\n         *  1   2   3        4     5   6         1  2   3  4     5  6\n         *\n         *  The above example represents splitting off the 'right' or 'left' part of a tree, where\n         *  the <div>' would be returned as an element not appended to the DOM, and the <div>\n         *  would remain in place where it was\n         *\n        */\n        splitOffDOMTree: function (rootNode, leafNode, splitLeft) {\n            var splitOnNode = leafNode,\n                createdNode = null,\n                splitRight = !splitLeft;\n\n            // loop until we hit the root\n            while (splitOnNode !== rootNode) {\n                var currParent = splitOnNode.parentNode,\n                    newParent = currParent.cloneNode(false),\n                    targetNode = (splitRight ? splitOnNode : currParent.firstChild),\n                    appendLast;\n\n                // Create a new parent element which is a clone of the current parent\n                if (createdNode) {\n                    if (splitRight) {\n                        // If we're splitting right, add previous created element before siblings\n                        newParent.appendChild(createdNode);\n                    } else {\n                        // If we're splitting left, add previous created element last\n                        appendLast = createdNode;\n                    }\n                }\n                createdNode = newParent;\n\n                while (targetNode) {\n                    var sibling = targetNode.nextSibling;\n                    // Special handling for the 'splitNode'\n                    if (targetNode === splitOnNode) {\n                        if (!targetNode.hasChildNodes()) {\n                            targetNode.parentNode.removeChild(targetNode);\n                        } else {\n                            // For the node we're splitting on, if it has children, we need to clone it\n                            // and not just move it\n                            targetNode = targetNode.cloneNode(false);\n                        }\n                        // If the resulting split node has content, add it\n                        if (targetNode.textContent) {\n                            createdNode.appendChild(targetNode);\n                        }\n\n                        targetNode = (splitRight ? sibling : null);\n                    } else {\n                        // For general case, just remove the element and only\n                        // add it to the split tree if it contains something\n                        targetNode.parentNode.removeChild(targetNode);\n                        if (targetNode.hasChildNodes() || targetNode.textContent) {\n                            createdNode.appendChild(targetNode);\n                        }\n\n                        targetNode = sibling;\n                    }\n                }\n\n                // If we had an element we wanted to append at the end, do that now\n                if (appendLast) {\n                    createdNode.appendChild(appendLast);\n                }\n\n                splitOnNode = currParent;\n            }\n\n            return createdNode;\n        },\n\n        moveTextRangeIntoElement: function (startNode, endNode, newElement) {\n            if (!startNode || !endNode) {\n                return false;\n            }\n\n            var rootNode = Util.findCommonRoot(startNode, endNode);\n            if (!rootNode) {\n                return false;\n            }\n\n            if (endNode === startNode) {\n                var temp = startNode.parentNode,\n                    sibling = startNode.nextSibling;\n                temp.removeChild(startNode);\n                newElement.appendChild(startNode);\n                if (sibling) {\n                    temp.insertBefore(newElement, sibling);\n                } else {\n                    temp.appendChild(newElement);\n                }\n                return newElement.hasChildNodes();\n            }\n\n            // create rootChildren array which includes all the children\n            // we care about\n            var rootChildren = [],\n                firstChild,\n                lastChild,\n                nextNode;\n            for (var i = 0; i < rootNode.childNodes.length; i++) {\n                nextNode = rootNode.childNodes[i];\n                if (!firstChild) {\n                    if (Util.isDescendant(nextNode, startNode, true)) {\n                        firstChild = nextNode;\n                    }\n                } else {\n                    if (Util.isDescendant(nextNode, endNode, true)) {\n                        lastChild = nextNode;\n                        break;\n                    } else {\n                        rootChildren.push(nextNode);\n                    }\n                }\n            }\n\n            var afterLast = lastChild.nextSibling,\n                fragment = rootNode.ownerDocument.createDocumentFragment();\n\n            // build up fragment on startNode side of tree\n            if (firstChild === startNode) {\n                firstChild.parentNode.removeChild(firstChild);\n                fragment.appendChild(firstChild);\n            } else {\n                fragment.appendChild(Util.splitOffDOMTree(firstChild, startNode));\n            }\n\n            // add any elements between firstChild & lastChild\n            rootChildren.forEach(function (element) {\n                element.parentNode.removeChild(element);\n                fragment.appendChild(element);\n            });\n\n            // build up fragment on endNode side of the tree\n            if (lastChild === endNode) {\n                lastChild.parentNode.removeChild(lastChild);\n                fragment.appendChild(lastChild);\n            } else {\n                fragment.appendChild(Util.splitOffDOMTree(lastChild, endNode, true));\n            }\n\n            // Add fragment into passed in element\n            newElement.appendChild(fragment);\n\n            if (lastChild.parentNode === rootNode) {\n                // If last child is in the root, insert newElement in front of it\n                rootNode.insertBefore(newElement, lastChild);\n            } else if (afterLast) {\n                // If last child was removed, but it had a sibling, insert in front of it\n                rootNode.insertBefore(newElement, afterLast);\n            } else {\n                // lastChild was removed and was the last actual element just append\n                rootNode.appendChild(newElement);\n            }\n\n            return newElement.hasChildNodes();\n        },\n\n        /* based on http://stackoverflow.com/a/6183069 */\n        depthOfNode: function (inNode) {\n            var theDepth = 0,\n                node = inNode;\n            while (node.parentNode !== null) {\n                node = node.parentNode;\n                theDepth++;\n            }\n            return theDepth;\n        },\n\n        findCommonRoot: function (inNode1, inNode2) {\n            var depth1 = Util.depthOfNode(inNode1),\n                depth2 = Util.depthOfNode(inNode2),\n                node1 = inNode1,\n                node2 = inNode2;\n\n            while (depth1 !== depth2) {\n                if (depth1 > depth2) {\n                    node1 = node1.parentNode;\n                    depth1 -= 1;\n                } else {\n                    node2 = node2.parentNode;\n                    depth2 -= 1;\n                }\n            }\n\n            while (node1 !== node2) {\n                node1 = node1.parentNode;\n                node2 = node2.parentNode;\n            }\n\n            return node1;\n        },\n        /* END - based on http://stackoverflow.com/a/6183069 */\n\n        isElementAtBeginningOfBlock: function (node) {\n            var textVal,\n                sibling;\n            while (!Util.isBlockContainer(node) && !Util.isMediumEditorElement(node)) {\n                sibling = node;\n                while (sibling = sibling.previousSibling) {\n                    textVal = sibling.nodeType === 3 ? sibling.nodeValue : sibling.textContent;\n                    if (textVal.length > 0) {\n                        return false;\n                    }\n                }\n                node = node.parentNode;\n            }\n            return true;\n        },\n\n        isMediumEditorElement: function (element) {\n            return element && element.getAttribute && !!element.getAttribute('data-medium-editor-element');\n        },\n\n        getContainerEditorElement: function (element) {\n            return Util.traverseUp(element, function (node) {\n                return Util.isMediumEditorElement(node);\n            });\n        },\n\n        isBlockContainer: function (element) {\n            return element && element.nodeType !== 3 && Util.blockContainerElementNames.indexOf(element.nodeName.toLowerCase()) !== -1;\n        },\n\n        /* Finds the closest ancestor which is a block container element\n         * If element is within editor element but not within any other block element,\n         * the editor element is returned\n         */\n        getClosestBlockContainer: function (node) {\n            return Util.traverseUp(node, function (node) {\n                return Util.isBlockContainer(node) || Util.isMediumEditorElement(node);\n            });\n        },\n\n        /* Finds highest level ancestor element which is a block container element\n         * If element is within editor element but not within any other block element,\n         * the editor element is returned\n         */\n        getTopBlockContainer: function (element) {\n            var topBlock = Util.isBlockContainer(element) ? element : false;\n            Util.traverseUp(element, function (el) {\n                if (Util.isBlockContainer(el)) {\n                    topBlock = el;\n                }\n                if (!topBlock && Util.isMediumEditorElement(el)) {\n                    topBlock = el;\n                    return true;\n                }\n                return false;\n            });\n            return topBlock;\n        },\n\n        getFirstSelectableLeafNode: function (element) {\n            while (element && element.firstChild) {\n                element = element.firstChild;\n            }\n\n            // We don't want to set the selection to an element that can't have children, this messes up Gecko.\n            element = Util.traverseUp(element, function (el) {\n                return Util.emptyElementNames.indexOf(el.nodeName.toLowerCase()) === -1;\n            });\n            // Selecting at the beginning of a table doesn't work in PhantomJS.\n            if (element.nodeName.toLowerCase() === 'table') {\n                var firstCell = element.querySelector('th, td');\n                if (firstCell) {\n                    element = firstCell;\n                }\n            }\n            return element;\n        },\n\n        // TODO: remove getFirstTextNode AND _getFirstTextNode when jumping in 6.0.0 (no code references)\n        getFirstTextNode: function (element) {\n            Util.warn('getFirstTextNode is deprecated and will be removed in version 6.0.0');\n            return Util._getFirstTextNode(element);\n        },\n\n        _getFirstTextNode: function (element) {\n            if (element.nodeType === 3) {\n                return element;\n            }\n\n            for (var i = 0; i < element.childNodes.length; i++) {\n                var textNode = Util._getFirstTextNode(element.childNodes[i]);\n                if (textNode !== null) {\n                    return textNode;\n                }\n            }\n            return null;\n        },\n\n        ensureUrlHasProtocol: function (url) {\n            if (url.indexOf('://') === -1) {\n                return 'http://' + url;\n            }\n            return url;\n        },\n\n        warn: function () {\n            if (window.console !== undefined && typeof window.console.warn === 'function') {\n                window.console.warn.apply(window.console, arguments);\n            }\n        },\n\n        deprecated: function (oldName, newName, version) {\n            // simple deprecation warning mechanism.\n            var m = oldName + ' is deprecated, please use ' + newName + ' instead.';\n            if (version) {\n                m += ' Will be removed in ' + version;\n            }\n            Util.warn(m);\n        },\n\n        deprecatedMethod: function (oldName, newName, args, version) {\n            // run the replacement and warn when someone calls a deprecated method\n            Util.deprecated(oldName, newName, version);\n            if (typeof this[newName] === 'function') {\n                this[newName].apply(this, args);\n            }\n        },\n\n        cleanupAttrs: function (el, attrs) {\n            attrs.forEach(function (attr) {\n                el.removeAttribute(attr);\n            });\n        },\n\n        cleanupTags: function (el, tags) {\n            if (tags.indexOf(el.nodeName.toLowerCase()) !== -1) {\n                el.parentNode.removeChild(el);\n            }\n        },\n\n        unwrapTags: function (el, tags) {\n            if (tags.indexOf(el.nodeName.toLowerCase()) !== -1) {\n                MediumEditor.util.unwrap(el, document);\n            }\n        },\n\n        // get the closest parent\n        getClosestTag: function (el, tag) {\n            return Util.traverseUp(el, function (element) {\n                return element.nodeName.toLowerCase() === tag.toLowerCase();\n            });\n        },\n\n        unwrap: function (el, doc) {\n            var fragment = doc.createDocumentFragment(),\n                nodes = Array.prototype.slice.call(el.childNodes);\n\n            // cast nodeList to array since appending child\n            // to a different node will alter length of el.childNodes\n            for (var i = 0; i < nodes.length; i++) {\n                fragment.appendChild(nodes[i]);\n            }\n\n            if (fragment.childNodes.length) {\n                el.parentNode.replaceChild(fragment, el);\n            } else {\n                el.parentNode.removeChild(el);\n            }\n        },\n\n        guid: function () {\n            function _s4() {\n                return Math\n                    .floor((1 + Math.random()) * 0x10000)\n                    .toString(16)\n                    .substring(1);\n            }\n\n            return _s4() + _s4() + '-' + _s4() + '-' + _s4() + '-' + _s4() + '-' + _s4() + _s4() + _s4();\n        }\n    };\n\n    MediumEditor.util = Util;\n}(window));\n\n(function () {\n    'use strict';\n\n    var Extension = function (options) {\n        MediumEditor.util.extend(this, options);\n    };\n\n    Extension.extend = function (protoProps) {\n        // magic extender thinger. mostly borrowed from backbone/goog.inherits\n        // place this function on some thing you want extend-able.\n        //\n        // example:\n        //\n        //      function Thing(args){\n        //          this.options = args;\n        //      }\n        //\n        //      Thing.prototype = { foo: \"bar\" };\n        //      Thing.extend = extenderify;\n        //\n        //      var ThingTwo = Thing.extend({ foo: \"baz\" });\n        //\n        //      var thingOne = new Thing(); // foo === \"bar\"\n        //      var thingTwo = new ThingTwo(); // foo === \"baz\"\n        //\n        //      which seems like some simply shallow copy nonsense\n        //      at first, but a lot more is going on there.\n        //\n        //      passing a `constructor` to the extend props\n        //      will cause the instance to instantiate through that\n        //      instead of the parent's constructor.\n\n        var parent = this,\n            child;\n\n        // The constructor function for the new subclass is either defined by you\n        // (the \"constructor\" property in your `extend` definition), or defaulted\n        // by us to simply call the parent's constructor.\n\n        if (protoProps && protoProps.hasOwnProperty('constructor')) {\n            child = protoProps.constructor;\n        } else {\n            child = function () {\n                return parent.apply(this, arguments);\n            };\n        }\n\n        // das statics (.extend comes over, so your subclass can have subclasses too)\n        MediumEditor.util.extend(child, parent);\n\n        // Set the prototype chain to inherit from `parent`, without calling\n        // `parent`'s constructor function.\n        var Surrogate = function () {\n            this.constructor = child;\n        };\n        Surrogate.prototype = parent.prototype;\n        child.prototype = new Surrogate();\n\n        if (protoProps) {\n            MediumEditor.util.extend(child.prototype, protoProps);\n        }\n\n        // todo: $super?\n\n        return child;\n    };\n\n    Extension.prototype = {\n        /* init: [function]\n         *\n         * Called by MediumEditor during initialization.\n         * The .base property will already have been set to\n         * current instance of MediumEditor when this is called.\n         * All helper methods will exist as well\n         */\n        init: function () {},\n\n        /* base: [MediumEditor instance]\n         *\n         * If not overriden, this will be set to the current instance\n         * of MediumEditor, before the init method is called\n         */\n        base: undefined,\n\n        /* name: [string]\n         *\n         * 'name' of the extension, used for retrieving the extension.\n         * If not set, MediumEditor will set this to be the key\n         * used when passing the extension into MediumEditor via the\n         * 'extensions' option\n         */\n        name: undefined,\n\n        /* checkState: [function (node)]\n         *\n         * If implemented, this function will be called one or more times\n         * the state of the editor & toolbar are updated.\n         * When the state is updated, the editor does the following:\n         *\n         * 1) Find the parent node containing the current selection\n         * 2) Call checkState on the extension, passing the node as an argument\n         * 3) Get the parent node of the previous node\n         * 4) Repeat steps #2 and #3 until we move outside the parent contenteditable\n         */\n        checkState: undefined,\n\n        /* destroy: [function ()]\n         *\n         * This method should remove any created html, custom event handlers\n         * or any other cleanup tasks that should be performed.\n         * If implemented, this function will be called when MediumEditor's\n         * destroy method has been called.\n         */\n        destroy: undefined,\n\n        /* As alternatives to checkState, these functions provide a more structured\n         * path to updating the state of an extension (usually a button) whenever\n         * the state of the editor & toolbar are updated.\n         */\n\n        /* queryCommandState: [function ()]\n         *\n         * If implemented, this function will be called once on each extension\n         * when the state of the editor/toolbar is being updated.\n         *\n         * If this function returns a non-null value, the extension will\n         * be ignored as the code climbs the dom tree.\n         *\n         * If this function returns true, and the setActive() function is defined\n         * setActive() will be called\n         */\n        queryCommandState: undefined,\n\n        /* isActive: [function ()]\n         *\n         * If implemented, this function will be called when MediumEditor\n         * has determined that this extension is 'active' for the current selection.\n         * This may be called when the editor & toolbar are being updated,\n         * but only if queryCommandState() or isAlreadyApplied() functions\n         * are implemented, and when called, return true.\n         */\n        isActive: undefined,\n\n        /* isAlreadyApplied: [function (node)]\n         *\n         * If implemented, this function is similar to checkState() in\n         * that it will be called repeatedly as MediumEditor moves up\n         * the DOM to update the editor & toolbar after a state change.\n         *\n         * NOTE: This function will NOT be called if checkState() has\n         * been implemented. This function will NOT be called if\n         * queryCommandState() is implemented and returns a non-null\n         * value when called\n         */\n        isAlreadyApplied: undefined,\n\n        /* setActive: [function ()]\n         *\n         * If implemented, this function is called when MediumEditor knows\n         * that this extension is currently enabled.  Currently, this\n         * function is called when updating the editor & toolbar, and\n         * only if queryCommandState() or isAlreadyApplied(node) return\n         * true when called\n         */\n        setActive: undefined,\n\n        /* setInactive: [function ()]\n         *\n         * If implemented, this function is called when MediumEditor knows\n         * that this extension is currently disabled.  Curently, this\n         * is called at the beginning of each state change for\n         * the editor & toolbar. After calling this, MediumEditor\n         * will attempt to update the extension, either via checkState()\n         * or the combination of queryCommandState(), isAlreadyApplied(node),\n         * isActive(), and setActive()\n         */\n        setInactive: undefined,\n\n        /* getInteractionElements: [function ()]\n         *\n         * If the extension renders any elements that the user can interact with,\n         * this method should be implemented and return the root element or an array\n         * containing all of the root elements. MediumEditor will call this function\n         * during interaction to see if the user clicked on something outside of the editor.\n         * The elements are used to check if the target element of a click or\n         * other user event is a descendant of any extension elements.\n         * This way, the editor can also count user interaction within editor elements as\n         * interactions with the editor, and thus not trigger 'blur'\n         */\n        getInteractionElements: undefined,\n\n        /************************ Helpers ************************\n         * The following are helpers that are either set by MediumEditor\n         * during initialization, or are helper methods which either\n         * route calls to the MediumEditor instance or provide common\n         * functionality for all extensions\n         *********************************************************/\n\n        /* window: [Window]\n         *\n         * If not overriden, this will be set to the window object\n         * to be used by MediumEditor and its extensions.  This is\n         * passed via the 'contentWindow' option to MediumEditor\n         * and is the global 'window' object by default\n         */\n        'window': undefined,\n\n        /* document: [Document]\n         *\n         * If not overriden, this will be set to the document object\n         * to be used by MediumEditor and its extensions. This is\n         * passed via the 'ownerDocument' optin to MediumEditor\n         * and is the global 'document' object by default\n         */\n        'document': undefined,\n\n        /* getEditorElements: [function ()]\n         *\n         * Helper function which returns an array containing\n         * all the contenteditable elements for this instance\n         * of MediumEditor\n         */\n        getEditorElements: function () {\n            return this.base.elements;\n        },\n\n        /* getEditorId: [function ()]\n         *\n         * Helper function which returns a unique identifier\n         * for this instance of MediumEditor\n         */\n        getEditorId: function () {\n            return this.base.id;\n        },\n\n        /* getEditorOptions: [function (option)]\n         *\n         * Helper function which returns the value of an option\n         * used to initialize this instance of MediumEditor\n         */\n        getEditorOption: function (option) {\n            return this.base.options[option];\n        }\n    };\n\n    /* List of method names to add to the prototype of Extension\n     * Each of these methods will be defined as helpers that\n     * just call directly into the MediumEditor instance.\n     *\n     * example for 'on' method:\n     * Extension.prototype.on = function () {\n     *     return this.base.on.apply(this.base, arguments);\n     * }\n     */\n    [\n        // general helpers\n        'execAction',\n\n        // event handling\n        'on',\n        'off',\n        'subscribe',\n        'trigger'\n\n    ].forEach(function (helper) {\n        Extension.prototype[helper] = function () {\n            return this.base[helper].apply(this.base, arguments);\n        };\n    });\n\n    MediumEditor.Extension = Extension;\n})();\n\n(function () {\n    'use strict';\n\n    function filterOnlyParentElements(node) {\n        if (MediumEditor.util.isBlockContainer(node)) {\n            return NodeFilter.FILTER_ACCEPT;\n        } else {\n            return NodeFilter.FILTER_SKIP;\n        }\n    }\n\n    var Selection = {\n        findMatchingSelectionParent: function (testElementFunction, contentWindow) {\n            var selection = contentWindow.getSelection(),\n                range,\n                current;\n\n            if (selection.rangeCount === 0) {\n                return false;\n            }\n\n            range = selection.getRangeAt(0);\n            current = range.commonAncestorContainer;\n\n            return MediumEditor.util.traverseUp(current, testElementFunction);\n        },\n\n        getSelectionElement: function (contentWindow) {\n            return this.findMatchingSelectionParent(function (el) {\n                return MediumEditor.util.isMediumEditorElement(el);\n            }, contentWindow);\n        },\n\n        // http://stackoverflow.com/questions/17678843/cant-restore-selection-after-html-modify-even-if-its-the-same-html\n        // Tim Down\n        exportSelection: function (root, doc) {\n            if (!root) {\n                return null;\n            }\n\n            var selectionState = null,\n                selection = doc.getSelection();\n\n            if (selection.rangeCount > 0) {\n                var range = selection.getRangeAt(0),\n                    preSelectionRange = range.cloneRange(),\n                    start;\n\n                preSelectionRange.selectNodeContents(root);\n                preSelectionRange.setEnd(range.startContainer, range.startOffset);\n                start = preSelectionRange.toString().length;\n\n                selectionState = {\n                    start: start,\n                    end: start + range.toString().length\n                };\n\n                // Check to see if the selection starts with any images\n                // if so we need to make sure the the beginning of the selection is\n                // set correctly when importing selection\n                if (this.doesRangeStartWithImages(range, doc)) {\n                    selectionState.startsWithImage = true;\n                }\n\n                // Check to see if the selection has any trailing images\n                // if so, this this means we need to look for them when we import selection\n                var trailingImageCount = this.getTrailingImageCount(root, selectionState, range.endContainer, range.endOffset);\n                if (trailingImageCount) {\n                    selectionState.trailingImageCount = trailingImageCount;\n                }\n\n                // If start = 0 there may still be an empty paragraph before it, but we don't care.\n                if (start !== 0) {\n                    var emptyBlocksIndex = this.getIndexRelativeToAdjacentEmptyBlocks(doc, root, range.startContainer, range.startOffset);\n                    if (emptyBlocksIndex !== -1) {\n                        selectionState.emptyBlocksIndex = emptyBlocksIndex;\n                    }\n                }\n            }\n\n            return selectionState;\n        },\n\n        // http://stackoverflow.com/questions/17678843/cant-restore-selection-after-html-modify-even-if-its-the-same-html\n        // Tim Down\n        //\n        // {object} selectionState - the selection to import\n        // {DOMElement} root - the root element the selection is being restored inside of\n        // {Document} doc - the document to use for managing selection\n        // {boolean} [favorLaterSelectionAnchor] - defaults to false. If true, import the cursor immediately\n        //      subsequent to an anchor tag if it would otherwise be placed right at the trailing edge inside the\n        //      anchor. This cursor positioning, even though visually equivalent to the user, can affect behavior\n        //      in MS IE.\n        importSelection: function (selectionState, root, doc, favorLaterSelectionAnchor) {\n            if (!selectionState || !root) {\n                return;\n            }\n\n            var range = doc.createRange();\n            range.setStart(root, 0);\n            range.collapse(true);\n\n            var node = root,\n                nodeStack = [],\n                charIndex = 0,\n                foundStart = false,\n                foundEnd = false,\n                trailingImageCount = 0,\n                stop = false,\n                nextCharIndex,\n                allowRangeToStartAtEndOfNode = false,\n                lastTextNode = null;\n\n            // When importing selection, the start of the selection may lie at the end of an element\n            // or at the beginning of an element.  Since visually there is no difference between these 2\n            // we will try to move the selection to the beginning of an element since this is generally\n            // what users will expect and it's a more predictable behavior.\n            //\n            // However, there are some specific cases when we don't want to do this:\n            //  1) We're attempting to move the cursor outside of the end of an anchor [favorLaterSelectionAnchor = true]\n            //  2) The selection starts with an image, which is special since an image doesn't have any 'content'\n            //     as far as selection and ranges are concerned\n            //  3) The selection starts after a specified number of empty block elements (selectionState.emptyBlocksIndex)\n            //\n            // For these cases, we want the selection to start at a very specific location, so we should NOT\n            // automatically move the cursor to the beginning of the first actual chunk of text\n            if (favorLaterSelectionAnchor || selectionState.startsWithImage || typeof selectionState.emptyBlocksIndex !== 'undefined') {\n                allowRangeToStartAtEndOfNode = true;\n            }\n\n            while (!stop && node) {\n                // Only iterate over elements and text nodes\n                if (node.nodeType > 3) {\n                    node = nodeStack.pop();\n                    continue;\n                }\n\n                // If we hit a text node, we need to add the amount of characters to the overall count\n                if (node.nodeType === 3 && !foundEnd) {\n                    nextCharIndex = charIndex + node.length;\n                    // Check if we're at or beyond the start of the selection we're importing\n                    if (!foundStart && selectionState.start >= charIndex && selectionState.start <= nextCharIndex) {\n                        // NOTE: We only want to allow a selection to start at the END of an element if\n                        //  allowRangeToStartAtEndOfNode is true\n                        if (allowRangeToStartAtEndOfNode || selectionState.start < nextCharIndex) {\n                            range.setStart(node, selectionState.start - charIndex);\n                            foundStart = true;\n                        }\n                        // We're at the end of a text node where the selection could start but we shouldn't\n                        // make the selection start here because allowRangeToStartAtEndOfNode is false.\n                        // However, we should keep a reference to this node in case there aren't any more\n                        // text nodes after this, so that we have somewhere to import the selection to\n                        else {\n                            lastTextNode = node;\n                        }\n                    }\n                    // We've found the start of the selection, check if we're at or beyond the end of the selection we're importing\n                    if (foundStart && selectionState.end >= charIndex && selectionState.end <= nextCharIndex) {\n                        if (!selectionState.trailingImageCount) {\n                            range.setEnd(node, selectionState.end - charIndex);\n                            stop = true;\n                        } else {\n                            foundEnd = true;\n                        }\n                    }\n                    charIndex = nextCharIndex;\n                } else {\n                    if (selectionState.trailingImageCount && foundEnd) {\n                        if (node.nodeName.toLowerCase() === 'img') {\n                            trailingImageCount++;\n                        }\n                        if (trailingImageCount === selectionState.trailingImageCount) {\n                            // Find which index the image is in its parent's children\n                            var endIndex = 0;\n                            while (node.parentNode.childNodes[endIndex] !== node) {\n                                endIndex++;\n                            }\n                            range.setEnd(node.parentNode, endIndex + 1);\n                            stop = true;\n                        }\n                    }\n\n                    if (!stop && node.nodeType === 1) {\n                        // this is an element\n                        // add all its children to the stack\n                        var i = node.childNodes.length - 1;\n                        while (i >= 0) {\n                            nodeStack.push(node.childNodes[i]);\n                            i -= 1;\n                        }\n                    }\n                }\n\n                if (!stop) {\n                    node = nodeStack.pop();\n                }\n            }\n\n            // If we've gone through the entire text but didn't find the beginning of a text node\n            // to make the selection start at, we should fall back to starting the selection\n            // at the END of the last text node we found\n            if (!foundStart && lastTextNode) {\n                range.setStart(lastTextNode, lastTextNode.length);\n                range.setEnd(lastTextNode, lastTextNode.length);\n            }\n\n            if (typeof selectionState.emptyBlocksIndex !== 'undefined') {\n                range = this.importSelectionMoveCursorPastBlocks(doc, root, selectionState.emptyBlocksIndex, range);\n            }\n\n            // If the selection is right at the ending edge of a link, put it outside the anchor tag instead of inside.\n            if (favorLaterSelectionAnchor) {\n                range = this.importSelectionMoveCursorPastAnchor(selectionState, range);\n            }\n\n            this.selectRange(doc, range);\n        },\n\n        // Utility method called from importSelection only\n        importSelectionMoveCursorPastAnchor: function (selectionState, range) {\n            var nodeInsideAnchorTagFunction = function (node) {\n                return node.nodeName.toLowerCase() === 'a';\n            };\n            if (selectionState.start === selectionState.end &&\n                    range.startContainer.nodeType === 3 &&\n                    range.startOffset === range.startContainer.nodeValue.length &&\n                    MediumEditor.util.traverseUp(range.startContainer, nodeInsideAnchorTagFunction)) {\n                var prevNode = range.startContainer,\n                    currentNode = range.startContainer.parentNode;\n                while (currentNode !== null && currentNode.nodeName.toLowerCase() !== 'a') {\n                    if (currentNode.childNodes[currentNode.childNodes.length - 1] !== prevNode) {\n                        currentNode = null;\n                    } else {\n                        prevNode = currentNode;\n                        currentNode = currentNode.parentNode;\n                    }\n                }\n                if (currentNode !== null && currentNode.nodeName.toLowerCase() === 'a') {\n                    var currentNodeIndex = null;\n                    for (var i = 0; currentNodeIndex === null && i < currentNode.parentNode.childNodes.length; i++) {\n                        if (currentNode.parentNode.childNodes[i] === currentNode) {\n                            currentNodeIndex = i;\n                        }\n                    }\n                    range.setStart(currentNode.parentNode, currentNodeIndex + 1);\n                    range.collapse(true);\n                }\n            }\n            return range;\n        },\n\n        // Uses the emptyBlocksIndex calculated by getIndexRelativeToAdjacentEmptyBlocks\n        // to move the cursor back to the start of the correct paragraph\n        importSelectionMoveCursorPastBlocks: function (doc, root, index, range) {\n            var treeWalker = doc.createTreeWalker(root, NodeFilter.SHOW_ELEMENT, filterOnlyParentElements, false),\n                startContainer = range.startContainer,\n                startBlock,\n                targetNode,\n                currIndex = 0;\n            index = index || 1; // If index is 0, we still want to move to the next block\n\n            // Chrome counts newlines and spaces that separate block elements as actual elements.\n            // If the selection is inside one of these text nodes, and it has a previous sibling\n            // which is a block element, we want the treewalker to start at the previous sibling\n            // and NOT at the parent of the textnode\n            if (startContainer.nodeType === 3 && MediumEditor.util.isBlockContainer(startContainer.previousSibling)) {\n                startBlock = startContainer.previousSibling;\n            } else {\n                startBlock = MediumEditor.util.getClosestBlockContainer(startContainer);\n            }\n\n            // Skip over empty blocks until we hit the block we want the selection to be in\n            while (treeWalker.nextNode()) {\n                if (!targetNode) {\n                    // Loop through all blocks until we hit the starting block element\n                    if (startBlock === treeWalker.currentNode) {\n                        targetNode = treeWalker.currentNode;\n                    }\n                } else {\n                    targetNode = treeWalker.currentNode;\n                    currIndex++;\n                    // We hit the target index, bail\n                    if (currIndex === index) {\n                        break;\n                    }\n                    // If we find a non-empty block, ignore the emptyBlocksIndex and just put selection here\n                    if (targetNode.textContent.length > 0) {\n                        break;\n                    }\n                }\n            }\n\n            if (!targetNode) {\n                targetNode = startBlock;\n            }\n\n            // We're selecting a high-level block node, so make sure the cursor gets moved into the deepest\n            // element at the beginning of the block\n            range.setStart(MediumEditor.util.getFirstSelectableLeafNode(targetNode), 0);\n\n            return range;\n        },\n\n        // Returns -1 unless the cursor is at the beginning of a paragraph/block\n        // If the paragraph/block is preceeded by empty paragraphs/block (with no text)\n        // it will return the number of empty paragraphs before the cursor.\n        // Otherwise, it will return 0, which indicates the cursor is at the beginning\n        // of a paragraph/block, and not at the end of the paragraph/block before it\n        getIndexRelativeToAdjacentEmptyBlocks: function (doc, root, cursorContainer, cursorOffset) {\n            // If there is text in front of the cursor, that means there isn't only empty blocks before it\n            if (cursorContainer.textContent.length > 0 && cursorOffset > 0) {\n                return -1;\n            }\n\n            // Check if the block that contains the cursor has any other text in front of the cursor\n            var node = cursorContainer;\n            if (node.nodeType !== 3) {\n                node = cursorContainer.childNodes[cursorOffset];\n            }\n            if (node) {\n                // The element isn't at the beginning of a block, so it has content before it\n                if (!MediumEditor.util.isElementAtBeginningOfBlock(node)) {\n                    return -1;\n                }\n\n                var previousSibling = MediumEditor.util.findPreviousSibling(node);\n                // If there is no previous sibling, this is the first text element in the editor\n                if (!previousSibling) {\n                    return -1;\n                }\n                // If the previous sibling has text, then there are no empty blocks before this\n                else if (previousSibling.nodeValue) {\n                    return -1;\n                }\n            }\n\n            // Walk over block elements, counting number of empty blocks between last piece of text\n            // and the block the cursor is in\n            var closestBlock = MediumEditor.util.getClosestBlockContainer(cursorContainer),\n                treeWalker = doc.createTreeWalker(root, NodeFilter.SHOW_ELEMENT, filterOnlyParentElements, false),\n                emptyBlocksCount = 0;\n            while (treeWalker.nextNode()) {\n                var blockIsEmpty = treeWalker.currentNode.textContent === '';\n                if (blockIsEmpty || emptyBlocksCount > 0) {\n                    emptyBlocksCount += 1;\n                }\n                if (treeWalker.currentNode === closestBlock) {\n                    return emptyBlocksCount;\n                }\n                if (!blockIsEmpty) {\n                    emptyBlocksCount = 0;\n                }\n            }\n\n            return emptyBlocksCount;\n        },\n\n        // Returns true if the selection range begins with an image tag\n        // Returns false if the range starts with any non empty text nodes\n        doesRangeStartWithImages: function (range, doc) {\n            if (range.startOffset !== 0 || range.startContainer.nodeType !== 1) {\n                return false;\n            }\n\n            if (range.startContainer.nodeName.toLowerCase() === 'img') {\n                return true;\n            }\n\n            var img = range.startContainer.querySelector('img');\n            if (!img) {\n                return false;\n            }\n\n            var treeWalker = doc.createTreeWalker(range.startContainer, NodeFilter.SHOW_ALL, null, false);\n            while (treeWalker.nextNode()) {\n                var next = treeWalker.currentNode;\n                // If we hit the image, then there isn't any text before the image so\n                // the image is at the beginning of the range\n                if (next === img) {\n                    break;\n                }\n                // If we haven't hit the iamge, but found text that contains content\n                // then the range doesn't start with an image\n                if (next.nodeValue) {\n                    return false;\n                }\n            }\n\n            return true;\n        },\n\n        getTrailingImageCount: function (root, selectionState, endContainer, endOffset) {\n            // If the endOffset of a range is 0, the endContainer doesn't contain images\n            // If the endContainer is a text node, there are no trailing images\n            if (endOffset === 0 || endContainer.nodeType !== 1) {\n                return 0;\n            }\n\n            // If the endContainer isn't an image, and doesn't have an image descendants\n            // there are no trailing images\n            if (endContainer.nodeName.toLowerCase() !== 'img' && !endContainer.querySelector('img')) {\n                return 0;\n            }\n\n            var lastNode = endContainer.childNodes[endOffset - 1];\n            while (lastNode.hasChildNodes()) {\n                lastNode = lastNode.lastChild;\n            }\n\n            var node = root,\n                nodeStack = [],\n                charIndex = 0,\n                foundStart = false,\n                foundEnd = false,\n                stop = false,\n                nextCharIndex,\n                trailingImages = 0;\n\n            while (!stop && node) {\n                // Only iterate over elements and text nodes\n                if (node.nodeType > 3) {\n                    node = nodeStack.pop();\n                    continue;\n                }\n\n                if (node.nodeType === 3 && !foundEnd) {\n                    trailingImages = 0;\n                    nextCharIndex = charIndex + node.length;\n                    if (!foundStart && selectionState.start >= charIndex && selectionState.start <= nextCharIndex) {\n                        foundStart = true;\n                    }\n                    if (foundStart && selectionState.end >= charIndex && selectionState.end <= nextCharIndex) {\n                        foundEnd = true;\n                    }\n                    charIndex = nextCharIndex;\n                } else {\n                    if (node.nodeName.toLowerCase() === 'img') {\n                        trailingImages++;\n                    }\n\n                    if (node === lastNode) {\n                        stop = true;\n                    } else if (node.nodeType === 1) {\n                        // this is an element\n                        // add all its children to the stack\n                        var i = node.childNodes.length - 1;\n                        while (i >= 0) {\n                            nodeStack.push(node.childNodes[i]);\n                            i -= 1;\n                        }\n                    }\n                }\n\n                if (!stop) {\n                    node = nodeStack.pop();\n                }\n            }\n\n            return trailingImages;\n        },\n\n        // determine if the current selection contains any 'content'\n        // content being any non-white space text or an image\n        selectionContainsContent: function (doc) {\n            var sel = doc.getSelection();\n\n            // collapsed selection or selection withour range doesn't contain content\n            if (!sel || sel.isCollapsed || !sel.rangeCount) {\n                return false;\n            }\n\n            // if toString() contains any text, the selection contains some content\n            if (sel.toString().trim() !== '') {\n                return true;\n            }\n\n            // if selection contains only image(s), it will return empty for toString()\n            // so check for an image manually\n            var selectionNode = this.getSelectedParentElement(sel.getRangeAt(0));\n            if (selectionNode) {\n                if (selectionNode.nodeName.toLowerCase() === 'img' ||\n                    (selectionNode.nodeType === 1 && selectionNode.querySelector('img'))) {\n                    return true;\n                }\n            }\n\n            return false;\n        },\n\n        selectionInContentEditableFalse: function (contentWindow) {\n            // determine if the current selection is exclusively inside\n            // a contenteditable=\"false\", though treat the case of an\n            // explicit contenteditable=\"true\" inside a \"false\" as false.\n            var sawtrue,\n                sawfalse = this.findMatchingSelectionParent(function (el) {\n                    var ce = el && el.getAttribute('contenteditable');\n                    if (ce === 'true') {\n                        sawtrue = true;\n                    }\n                    return el.nodeName !== '#text' && ce === 'false';\n                }, contentWindow);\n\n            return !sawtrue && sawfalse;\n        },\n\n        // http://stackoverflow.com/questions/4176923/html-of-selected-text\n        // by Tim Down\n        getSelectionHtml: function getSelectionHtml(doc) {\n            var i,\n                html = '',\n                sel = doc.getSelection(),\n                len,\n                container;\n            if (sel.rangeCount) {\n                container = doc.createElement('div');\n                for (i = 0, len = sel.rangeCount; i < len; i += 1) {\n                    container.appendChild(sel.getRangeAt(i).cloneContents());\n                }\n                html = container.innerHTML;\n            }\n            return html;\n        },\n\n        /**\n         *  Find the caret position within an element irrespective of any inline tags it may contain.\n         *\n         *  @param {DOMElement} An element containing the cursor to find offsets relative to.\n         *  @param {Range} A Range representing cursor position. Will window.getSelection if none is passed.\n         *  @return {Object} 'left' and 'right' attributes contain offsets from begining and end of Element\n         */\n        getCaretOffsets: function getCaretOffsets(element, range) {\n            var preCaretRange, postCaretRange;\n\n            if (!range) {\n                range = window.getSelection().getRangeAt(0);\n            }\n\n            preCaretRange = range.cloneRange();\n            postCaretRange = range.cloneRange();\n\n            preCaretRange.selectNodeContents(element);\n            preCaretRange.setEnd(range.endContainer, range.endOffset);\n\n            postCaretRange.selectNodeContents(element);\n            postCaretRange.setStart(range.endContainer, range.endOffset);\n\n            return {\n                left: preCaretRange.toString().length,\n                right: postCaretRange.toString().length\n            };\n        },\n\n        // http://stackoverflow.com/questions/15867542/range-object-get-selection-parent-node-chrome-vs-firefox\n        rangeSelectsSingleNode: function (range) {\n            var startNode = range.startContainer;\n            return startNode === range.endContainer &&\n                startNode.hasChildNodes() &&\n                range.endOffset === range.startOffset + 1;\n        },\n\n        getSelectedParentElement: function (range) {\n            if (!range) {\n                return null;\n            }\n\n            // Selection encompasses a single element\n            if (this.rangeSelectsSingleNode(range) && range.startContainer.childNodes[range.startOffset].nodeType !== 3) {\n                return range.startContainer.childNodes[range.startOffset];\n            }\n\n            // Selection range starts inside a text node, so get its parent\n            if (range.startContainer.nodeType === 3) {\n                return range.startContainer.parentNode;\n            }\n\n            // Selection starts inside an element\n            return range.startContainer;\n        },\n\n        getSelectedElements: function (doc) {\n            var selection = doc.getSelection(),\n                range,\n                toRet,\n                currNode;\n\n            if (!selection.rangeCount || selection.isCollapsed || !selection.getRangeAt(0).commonAncestorContainer) {\n                return [];\n            }\n\n            range = selection.getRangeAt(0);\n\n            if (range.commonAncestorContainer.nodeType === 3) {\n                toRet = [];\n                currNode = range.commonAncestorContainer;\n                while (currNode.parentNode && currNode.parentNode.childNodes.length === 1) {\n                    toRet.push(currNode.parentNode);\n                    currNode = currNode.parentNode;\n                }\n\n                return toRet;\n            }\n\n            return [].filter.call(range.commonAncestorContainer.getElementsByTagName('*'), function (el) {\n                return (typeof selection.containsNode === 'function') ? selection.containsNode(el, true) : true;\n            });\n        },\n\n        selectNode: function (node, doc) {\n            var range = doc.createRange();\n            range.selectNodeContents(node);\n            this.selectRange(doc, range);\n        },\n\n        select: function (doc, startNode, startOffset, endNode, endOffset) {\n            var range = doc.createRange();\n            range.setStart(startNode, startOffset);\n            if (endNode) {\n                range.setEnd(endNode, endOffset);\n            } else {\n                range.collapse(true);\n            }\n            this.selectRange(doc, range);\n            return range;\n        },\n\n        /**\n         *  Clear the current highlighted selection and set the caret to the start or the end of that prior selection, defaults to end.\n         *\n         *  @param {DomDocument} doc            Current document\n         *  @param {boolean} moveCursorToStart  A boolean representing whether or not to set the caret to the beginning of the prior selection.\n         */\n        clearSelection: function (doc, moveCursorToStart) {\n            if (moveCursorToStart) {\n                doc.getSelection().collapseToStart();\n            } else {\n                doc.getSelection().collapseToEnd();\n            }\n        },\n\n        /**\n         * Move cursor to the given node with the given offset.\n         *\n         * @param  {DomDocument} doc     Current document\n         * @param  {DomElement}  node    Element where to jump\n         * @param  {integer}     offset  Where in the element should we jump, 0 by default\n         */\n        moveCursor: function (doc, node, offset) {\n            this.select(doc, node, offset);\n        },\n\n        getSelectionRange: function (ownerDocument) {\n            var selection = ownerDocument.getSelection();\n            if (selection.rangeCount === 0) {\n                return null;\n            }\n            return selection.getRangeAt(0);\n        },\n\n        selectRange: function (ownerDocument, range) {\n            var selection = ownerDocument.getSelection();\n\n            selection.removeAllRanges();\n            selection.addRange(range);\n        },\n\n        // http://stackoverflow.com/questions/1197401/how-can-i-get-the-element-the-caret-is-in-with-javascript-when-using-contentedi\n        // by You\n        getSelectionStart: function (ownerDocument) {\n            var node = ownerDocument.getSelection().anchorNode,\n                startNode = (node && node.nodeType === 3 ? node.parentNode : node);\n\n            return startNode;\n        }\n    };\n\n    MediumEditor.selection = Selection;\n}());\n\n(function () {\n    'use strict';\n\n    function isElementDescendantOfExtension(extensions, element) {\n        if (!extensions) {\n            return false;\n        }\n\n        return extensions.some(function (extension) {\n            if (typeof extension.getInteractionElements !== 'function') {\n                return false;\n            }\n\n            var extensionElements = extension.getInteractionElements();\n            if (!extensionElements) {\n                return false;\n            }\n\n            if (!Array.isArray(extensionElements)) {\n                extensionElements = [extensionElements];\n            }\n            return extensionElements.some(function (el) {\n                return MediumEditor.util.isDescendant(el, element, true);\n            });\n        });\n    }\n\n    var Events = function (instance) {\n        this.base = instance;\n        this.options = this.base.options;\n        this.events = [];\n        this.disabledEvents = {};\n        this.customEvents = {};\n        this.listeners = {};\n    };\n\n    Events.prototype = {\n        InputEventOnContenteditableSupported: !MediumEditor.util.isIE && !MediumEditor.util.isEdge,\n\n        // Helpers for event handling\n\n        attachDOMEvent: function (targets, event, listener, useCapture) {\n            var win = this.base.options.contentWindow,\n                doc = this.base.options.ownerDocument;\n\n            targets = MediumEditor.util.isElement(targets) || [win, doc].indexOf(targets) > -1 ? [targets] : targets;\n\n            Array.prototype.forEach.call(targets, function (target) {\n                target.addEventListener(event, listener, useCapture);\n                this.events.push([target, event, listener, useCapture]);\n            }.bind(this));\n        },\n\n        detachDOMEvent: function (targets, event, listener, useCapture) {\n            var index, e,\n                win = this.base.options.contentWindow,\n                doc = this.base.options.ownerDocument;\n\n            if (targets) {\n                targets = MediumEditor.util.isElement(targets) || [win, doc].indexOf(targets) > -1 ? [targets] : targets;\n\n                Array.prototype.forEach.call(targets, function (target) {\n                    index = this.indexOfListener(target, event, listener, useCapture);\n                    if (index !== -1) {\n                        e = this.events.splice(index, 1)[0];\n                        e[0].removeEventListener(e[1], e[2], e[3]);\n                    }\n                }.bind(this));\n            }\n        },\n\n        indexOfListener: function (target, event, listener, useCapture) {\n            var i, n, item;\n            for (i = 0, n = this.events.length; i < n; i = i + 1) {\n                item = this.events[i];\n                if (item[0] === target && item[1] === event && item[2] === listener && item[3] === useCapture) {\n                    return i;\n                }\n            }\n            return -1;\n        },\n\n        detachAllDOMEvents: function () {\n            var e = this.events.pop();\n            while (e) {\n                e[0].removeEventListener(e[1], e[2], e[3]);\n                e = this.events.pop();\n            }\n        },\n\n        detachAllEventsFromElement: function (element) {\n            var filtered = this.events.filter(function (e) {\n                return e && e[0].getAttribute && e[0].getAttribute('medium-editor-index') === element.getAttribute('medium-editor-index');\n            });\n\n            for (var i = 0, len = filtered.length; i < len; i++) {\n                var e = filtered[i];\n                this.detachDOMEvent(e[0], e[1], e[2], e[3]);\n            }\n        },\n\n        // Attach all existing handlers to a new element\n        attachAllEventsToElement: function (element) {\n            if (this.listeners['editableInput']) {\n                this.contentCache[element.getAttribute('medium-editor-index')] = element.innerHTML;\n            }\n\n            if (this.eventsCache) {\n                this.eventsCache.forEach(function (e) {\n                    this.attachDOMEvent(element, e['name'], e['handler'].bind(this));\n                }, this);\n            }\n        },\n\n        enableCustomEvent: function (event) {\n            if (this.disabledEvents[event] !== undefined) {\n                delete this.disabledEvents[event];\n            }\n        },\n\n        disableCustomEvent: function (event) {\n            this.disabledEvents[event] = true;\n        },\n\n        // custom events\n        attachCustomEvent: function (event, listener) {\n            this.setupListener(event);\n            if (!this.customEvents[event]) {\n                this.customEvents[event] = [];\n            }\n            this.customEvents[event].push(listener);\n        },\n\n        detachCustomEvent: function (event, listener) {\n            var index = this.indexOfCustomListener(event, listener);\n            if (index !== -1) {\n                this.customEvents[event].splice(index, 1);\n                // TODO: If array is empty, should detach internal listeners via destroyListener()\n            }\n        },\n\n        indexOfCustomListener: function (event, listener) {\n            if (!this.customEvents[event] || !this.customEvents[event].length) {\n                return -1;\n            }\n\n            return this.customEvents[event].indexOf(listener);\n        },\n\n        detachAllCustomEvents: function () {\n            this.customEvents = {};\n            // TODO: Should detach internal listeners here via destroyListener()\n        },\n\n        triggerCustomEvent: function (name, data, editable) {\n            if (this.customEvents[name] && !this.disabledEvents[name]) {\n                this.customEvents[name].forEach(function (listener) {\n                    listener(data, editable);\n                });\n            }\n        },\n\n        // Cleaning up\n\n        destroy: function () {\n            this.detachAllDOMEvents();\n            this.detachAllCustomEvents();\n            this.detachExecCommand();\n\n            if (this.base.elements) {\n                this.base.elements.forEach(function (element) {\n                    element.removeAttribute('data-medium-focused');\n                });\n            }\n        },\n\n        // Listening to calls to document.execCommand\n\n        // Attach a listener to be notified when document.execCommand is called\n        attachToExecCommand: function () {\n            if (this.execCommandListener) {\n                return;\n            }\n\n            // Store an instance of the listener so:\n            // 1) We only attach to execCommand once\n            // 2) We can remove the listener later\n            this.execCommandListener = function (execInfo) {\n                this.handleDocumentExecCommand(execInfo);\n            }.bind(this);\n\n            // Ensure that execCommand has been wrapped correctly\n            this.wrapExecCommand();\n\n            // Add listener to list of execCommand listeners\n            this.options.ownerDocument.execCommand.listeners.push(this.execCommandListener);\n        },\n\n        // Remove our listener for calls to document.execCommand\n        detachExecCommand: function () {\n            var doc = this.options.ownerDocument;\n            if (!this.execCommandListener || !doc.execCommand.listeners) {\n                return;\n            }\n\n            // Find the index of this listener in the array of listeners so it can be removed\n            var index = doc.execCommand.listeners.indexOf(this.execCommandListener);\n            if (index !== -1) {\n                doc.execCommand.listeners.splice(index, 1);\n            }\n\n            // If the list of listeners is now empty, put execCommand back to its original state\n            if (!doc.execCommand.listeners.length) {\n                this.unwrapExecCommand();\n            }\n        },\n\n        // Wrap document.execCommand in a custom method so we can listen to calls to it\n        wrapExecCommand: function () {\n            var doc = this.options.ownerDocument;\n\n            // Ensure all instance of MediumEditor only wrap execCommand once\n            if (doc.execCommand.listeners) {\n                return;\n            }\n\n            // Helper method to call all listeners to execCommand\n            var callListeners = function (args, result) {\n                if (doc.execCommand.listeners) {\n                    doc.execCommand.listeners.forEach(function (listener) {\n                        listener({\n                            command: args[0],\n                            value: args[2],\n                            args: args,\n                            result: result\n                        });\n                    });\n                }\n            },\n\n                // Create a wrapper method for execCommand which will:\n                // 1) Call document.execCommand with the correct arguments\n                // 2) Loop through any listeners and notify them that execCommand was called\n                //    passing extra info on the call\n                // 3) Return the result\n                wrapper = function () {\n                    var result = doc.execCommand.orig.apply(this, arguments);\n\n                    if (!doc.execCommand.listeners) {\n                        return result;\n                    }\n\n                    var args = Array.prototype.slice.call(arguments);\n                    callListeners(args, result);\n\n                    return result;\n                };\n\n            // Store a reference to the original execCommand\n            wrapper.orig = doc.execCommand;\n\n            // Attach an array for storing listeners\n            wrapper.listeners = [];\n\n            // Helper for notifying listeners\n            wrapper.callListeners = callListeners;\n\n            // Overwrite execCommand\n            doc.execCommand = wrapper;\n        },\n\n        // Revert document.execCommand back to its original self\n        unwrapExecCommand: function () {\n            var doc = this.options.ownerDocument;\n            if (!doc.execCommand.orig) {\n                return;\n            }\n\n            // Use the reference to the original execCommand to revert back\n            doc.execCommand = doc.execCommand.orig;\n        },\n\n        // Listening to browser events to emit events medium-editor cares about\n        setupListener: function (name) {\n            if (this.listeners[name]) {\n                return;\n            }\n\n            switch (name) {\n                case 'externalInteraction':\n                    // Detecting when user has interacted with elements outside of MediumEditor\n                    this.attachDOMEvent(this.options.ownerDocument.body, 'mousedown', this.handleBodyMousedown.bind(this), true);\n                    this.attachDOMEvent(this.options.ownerDocument.body, 'click', this.handleBodyClick.bind(this), true);\n                    this.attachDOMEvent(this.options.ownerDocument.body, 'focus', this.handleBodyFocus.bind(this), true);\n                    break;\n                case 'blur':\n                    // Detecting when focus is lost\n                    this.setupListener('externalInteraction');\n                    break;\n                case 'focus':\n                    // Detecting when focus moves into some part of MediumEditor\n                    this.setupListener('externalInteraction');\n                    break;\n                case 'editableInput':\n                    // setup cache for knowing when the content has changed\n                    this.contentCache = {};\n                    this.base.elements.forEach(function (element) {\n                        this.contentCache[element.getAttribute('medium-editor-index')] = element.innerHTML;\n                    }, this);\n\n                    // Attach to the 'oninput' event, handled correctly by most browsers\n                    if (this.InputEventOnContenteditableSupported) {\n                        this.attachToEachElement('input', this.handleInput);\n                    }\n\n                    // For browsers which don't support the input event on contenteditable (IE)\n                    // we'll attach to 'selectionchange' on the document and 'keypress' on the editables\n                    if (!this.InputEventOnContenteditableSupported) {\n                        this.setupListener('editableKeypress');\n                        this.keypressUpdateInput = true;\n                        this.attachDOMEvent(document, 'selectionchange', this.handleDocumentSelectionChange.bind(this));\n                        // Listen to calls to execCommand\n                        this.attachToExecCommand();\n                    }\n                    break;\n                case 'editableClick':\n                    // Detecting click in the contenteditables\n                    this.attachToEachElement('click', this.handleClick);\n                    break;\n                case 'editableBlur':\n                    // Detecting blur in the contenteditables\n                    this.attachToEachElement('blur', this.handleBlur);\n                    break;\n                case 'editableKeypress':\n                    // Detecting keypress in the contenteditables\n                    this.attachToEachElement('keypress', this.handleKeypress);\n                    break;\n                case 'editableKeyup':\n                    // Detecting keyup in the contenteditables\n                    this.attachToEachElement('keyup', this.handleKeyup);\n                    break;\n                case 'editableKeydown':\n                    // Detecting keydown on the contenteditables\n                    this.attachToEachElement('keydown', this.handleKeydown);\n                    break;\n                case 'editableKeydownSpace':\n                    // Detecting keydown for SPACE on the contenteditables\n                    this.setupListener('editableKeydown');\n                    break;\n                case 'editableKeydownEnter':\n                    // Detecting keydown for ENTER on the contenteditables\n                    this.setupListener('editableKeydown');\n                    break;\n                case 'editableKeydownTab':\n                    // Detecting keydown for TAB on the contenteditable\n                    this.setupListener('editableKeydown');\n                    break;\n                case 'editableKeydownDelete':\n                    // Detecting keydown for DELETE/BACKSPACE on the contenteditables\n                    this.setupListener('editableKeydown');\n                    break;\n                case 'editableMouseover':\n                    // Detecting mouseover on the contenteditables\n                    this.attachToEachElement('mouseover', this.handleMouseover);\n                    break;\n                case 'editableDrag':\n                    // Detecting dragover and dragleave on the contenteditables\n                    this.attachToEachElement('dragover', this.handleDragging);\n                    this.attachToEachElement('dragleave', this.handleDragging);\n                    break;\n                case 'editableDrop':\n                    // Detecting drop on the contenteditables\n                    this.attachToEachElement('drop', this.handleDrop);\n                    break;\n                // TODO: We need to have a custom 'paste' event separate from 'editablePaste'\n                // Need to think about the way to introduce this without breaking folks\n                case 'editablePaste':\n                    // Detecting paste on the contenteditables\n                    this.attachToEachElement('paste', this.handlePaste);\n                    break;\n            }\n            this.listeners[name] = true;\n        },\n\n        attachToEachElement: function (name, handler) {\n            // build our internal cache to know which element got already what handler attached\n            if (!this.eventsCache) {\n                this.eventsCache = [];\n            }\n\n            this.base.elements.forEach(function (element) {\n                this.attachDOMEvent(element, name, handler.bind(this));\n            }, this);\n\n            this.eventsCache.push({ 'name': name, 'handler': handler });\n        },\n\n        cleanupElement: function (element) {\n            var index = element.getAttribute('medium-editor-index');\n            if (index) {\n                this.detachAllEventsFromElement(element);\n                if (this.contentCache) {\n                    delete this.contentCache[index];\n                }\n            }\n        },\n\n        focusElement: function (element) {\n            element.focus();\n            this.updateFocus(element, { target: element, type: 'focus' });\n        },\n\n        updateFocus: function (target, eventObj) {\n            var hadFocus = this.base.getFocusedElement(),\n                toFocus;\n\n            // For clicks, we need to know if the mousedown that caused the click happened inside the existing focused element\n            // or one of the extension elements.  If so, we don't want to focus another element\n            if (hadFocus &&\n                eventObj.type === 'click' &&\n                this.lastMousedownTarget &&\n                (MediumEditor.util.isDescendant(hadFocus, this.lastMousedownTarget, true) ||\n                    isElementDescendantOfExtension(this.base.extensions, this.lastMousedownTarget))) {\n                toFocus = hadFocus;\n            }\n\n            if (!toFocus) {\n                this.base.elements.some(function (element) {\n                    // If the target is part of an editor element, this is the element getting focus\n                    if (!toFocus && (MediumEditor.util.isDescendant(element, target, true))) {\n                        toFocus = element;\n                    }\n\n                    // bail if we found an element that's getting focus\n                    return !!toFocus;\n                }, this);\n            }\n\n            // Check if the target is external (not part of the editor, toolbar, or any other extension)\n            var externalEvent = !MediumEditor.util.isDescendant(hadFocus, target, true) &&\n                !isElementDescendantOfExtension(this.base.extensions, target);\n\n            if (toFocus !== hadFocus) {\n                // If element has focus, and focus is going outside of editor\n                // Don't blur focused element if clicking on editor, toolbar, or anchorpreview\n                if (hadFocus && externalEvent) {\n                    // Trigger blur on the editable that has lost focus\n                    hadFocus.removeAttribute('data-medium-focused');\n                    this.triggerCustomEvent('blur', eventObj, hadFocus);\n                }\n\n                // If focus is going into an editor element\n                if (toFocus) {\n                    // Trigger focus on the editable that now has focus\n                    toFocus.setAttribute('data-medium-focused', true);\n                    this.triggerCustomEvent('focus', eventObj, toFocus);\n                }\n            }\n\n            if (externalEvent) {\n                this.triggerCustomEvent('externalInteraction', eventObj);\n            }\n        },\n\n        updateInput: function (target, eventObj) {\n            if (!this.contentCache) {\n                return;\n            }\n            // An event triggered which signifies that the user may have changed someting\n            // Look in our cache of input for the contenteditables to see if something changed\n            var index = target.getAttribute('medium-editor-index'),\n                html = target.innerHTML;\n\n            if (html !== this.contentCache[index]) {\n                // The content has changed since the last time we checked, fire the event\n                this.triggerCustomEvent('editableInput', eventObj, target);\n            }\n            this.contentCache[index] = html;\n        },\n\n        handleDocumentSelectionChange: function (event) {\n            // When selectionchange fires, target and current target are set\n            // to document, since this is where the event is handled\n            // However, currentTarget will have an 'activeElement' property\n            // which will point to whatever element has focus.\n            if (event.currentTarget && event.currentTarget.activeElement) {\n                var activeElement = event.currentTarget.activeElement,\n                    currentTarget;\n                // We can look at the 'activeElement' to determine if the selectionchange has\n                // happened within a contenteditable owned by this instance of MediumEditor\n                this.base.elements.some(function (element) {\n                    if (MediumEditor.util.isDescendant(element, activeElement, true)) {\n                        currentTarget = element;\n                        return true;\n                    }\n                    return false;\n                }, this);\n\n                // We know selectionchange fired within one of our contenteditables\n                if (currentTarget) {\n                    this.updateInput(currentTarget, { target: activeElement, currentTarget: currentTarget });\n                }\n            }\n        },\n\n        handleDocumentExecCommand: function () {\n            // document.execCommand has been called\n            // If one of our contenteditables currently has focus, we should\n            // attempt to trigger the 'editableInput' event\n            var target = this.base.getFocusedElement();\n            if (target) {\n                this.updateInput(target, { target: target, currentTarget: target });\n            }\n        },\n\n        handleBodyClick: function (event) {\n            this.updateFocus(event.target, event);\n        },\n\n        handleBodyFocus: function (event) {\n            this.updateFocus(event.target, event);\n        },\n\n        handleBodyMousedown: function (event) {\n            this.lastMousedownTarget = event.target;\n        },\n\n        handleInput: function (event) {\n            this.updateInput(event.currentTarget, event);\n        },\n\n        handleClick: function (event) {\n            this.triggerCustomEvent('editableClick', event, event.currentTarget);\n        },\n\n        handleBlur: function (event) {\n            this.triggerCustomEvent('editableBlur', event, event.currentTarget);\n        },\n\n        handleKeypress: function (event) {\n            this.triggerCustomEvent('editableKeypress', event, event.currentTarget);\n\n            // If we're doing manual detection of the editableInput event we need\n            // to check for input changes during 'keypress'\n            if (this.keypressUpdateInput) {\n                var eventObj = { target: event.target, currentTarget: event.currentTarget };\n\n                // In IE, we need to let the rest of the event stack complete before we detect\n                // changes to input, so using setTimeout here\n                setTimeout(function () {\n                    this.updateInput(eventObj.currentTarget, eventObj);\n                }.bind(this), 0);\n            }\n        },\n\n        handleKeyup: function (event) {\n            this.triggerCustomEvent('editableKeyup', event, event.currentTarget);\n        },\n\n        handleMouseover: function (event) {\n            this.triggerCustomEvent('editableMouseover', event, event.currentTarget);\n        },\n\n        handleDragging: function (event) {\n            this.triggerCustomEvent('editableDrag', event, event.currentTarget);\n        },\n\n        handleDrop: function (event) {\n            this.triggerCustomEvent('editableDrop', event, event.currentTarget);\n        },\n\n        handlePaste: function (event) {\n            this.triggerCustomEvent('editablePaste', event, event.currentTarget);\n        },\n\n        handleKeydown: function (event) {\n\n            this.triggerCustomEvent('editableKeydown', event, event.currentTarget);\n\n            if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.SPACE)) {\n                return this.triggerCustomEvent('editableKeydownSpace', event, event.currentTarget);\n            }\n\n            if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.ENTER) || (event.ctrlKey && MediumEditor.util.isKey(event, MediumEditor.util.keyCode.M))) {\n                return this.triggerCustomEvent('editableKeydownEnter', event, event.currentTarget);\n            }\n\n            if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.TAB)) {\n                return this.triggerCustomEvent('editableKeydownTab', event, event.currentTarget);\n            }\n\n            if (MediumEditor.util.isKey(event, [MediumEditor.util.keyCode.DELETE, MediumEditor.util.keyCode.BACKSPACE])) {\n                return this.triggerCustomEvent('editableKeydownDelete', event, event.currentTarget);\n            }\n        }\n    };\n\n    MediumEditor.Events = Events;\n}());\n\n(function () {\n    'use strict';\n\n    var Button = MediumEditor.Extension.extend({\n\n        /* Button Options */\n\n        /* action: [string]\n         * The action argument to pass to MediumEditor.execAction()\n         * when the button is clicked\n         */\n        action: undefined,\n\n        /* aria: [string]\n         * The value to add as the aria-label attribute of the button\n         * element displayed in the toolbar.\n         * This is also used as the tooltip for the button\n         */\n        aria: undefined,\n\n        /* tagNames: [Array]\n         * NOTE: This is not used if useQueryState is set to true.\n         *\n         * Array of element tag names that would indicate that this\n         * button has already been applied. If this action has already\n         * been applied, the button will be displayed as 'active' in the toolbar\n         *\n         * Example:\n         * For 'bold', if the text is ever within a <b> or <strong>\n         * tag that indicates the text is already bold. So the array\n         * of tagNames for bold would be: ['b', 'strong']\n         */\n        tagNames: undefined,\n\n        /* style: [Object]\n         * NOTE: This is not used if useQueryState is set to true.\n         *\n         * A pair of css property & value(s) that indicate that this\n         * button has already been applied. If this action has already\n         * been applied, the button will be displayed as 'active' in the toolbar\n         * Properties of the object:\n         *   prop [String]: name of the css property\n         *   value [String]: value(s) of the css property\n         *                   multiple values can be separated by a '|'\n         *\n         * Example:\n         * For 'bold', if the text is ever within an element with a 'font-weight'\n         * style property set to '700' or 'bold', that indicates the text\n         * is already bold.  So the style object for bold would be:\n         * { prop: 'font-weight', value: '700|bold' }\n         */\n        style: undefined,\n\n        /* useQueryState: [boolean]\n         * Enables/disables whether this button should use the built-in\n         * document.queryCommandState() method to determine whether\n         * the action has already been applied.  If the action has already\n         * been applied, the button will be displayed as 'active' in the toolbar\n         *\n         * Example:\n         * For 'bold', if this is set to true, the code will call:\n         * document.queryCommandState('bold') which will return true if the\n         * browser thinks the text is already bold, and false otherwise\n         */\n        useQueryState: undefined,\n\n        /* contentDefault: [string]\n         * Default innerHTML to put inside the button\n         */\n        contentDefault: undefined,\n\n        /* contentFA: [string]\n         * The innerHTML to use for the content of the button\n         * if the `buttonLabels` option for MediumEditor is set to 'fontawesome'\n         */\n        contentFA: undefined,\n\n        /* classList: [Array]\n         * An array of classNames (strings) to be added to the button\n         */\n        classList: undefined,\n\n        /* attrs: [object]\n         * A set of key-value pairs to add to the button as custom attributes\n         */\n        attrs: undefined,\n\n        // The button constructor can optionally accept the name of a built-in button\n        // (ie 'bold', 'italic', etc.)\n        // When the name of a button is passed, it will initialize itself with the\n        // configuration for that button\n        constructor: function (options) {\n            if (Button.isBuiltInButton(options)) {\n                MediumEditor.Extension.call(this, this.defaults[options]);\n            } else {\n                MediumEditor.Extension.call(this, options);\n            }\n        },\n\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.button = this.createButton();\n            this.on(this.button, 'click', this.handleClick.bind(this));\n        },\n\n        /* getButton: [function ()]\n         *\n         * If implemented, this function will be called when\n         * the toolbar is being created.  The DOM Element returned\n         * by this function will be appended to the toolbar along\n         * with any other buttons.\n         */\n        getButton: function () {\n            return this.button;\n        },\n\n        getAction: function () {\n            return (typeof this.action === 'function') ? this.action(this.base.options) : this.action;\n        },\n\n        getAria: function () {\n            return (typeof this.aria === 'function') ? this.aria(this.base.options) : this.aria;\n        },\n\n        getTagNames: function () {\n            return (typeof this.tagNames === 'function') ? this.tagNames(this.base.options) : this.tagNames;\n        },\n\n        createButton: function () {\n            var button = this.document.createElement('button'),\n                content = this.contentDefault,\n                ariaLabel = this.getAria(),\n                buttonLabels = this.getEditorOption('buttonLabels');\n            // Add class names\n            button.classList.add('medium-editor-action');\n            button.classList.add('medium-editor-action-' + this.name);\n            if (this.classList) {\n                this.classList.forEach(function (className) {\n                    button.classList.add(className);\n                });\n            }\n\n            // Add attributes\n            button.setAttribute('data-action', this.getAction());\n            if (ariaLabel) {\n                button.setAttribute('title', ariaLabel);\n                button.setAttribute('aria-label', ariaLabel);\n            }\n            if (this.attrs) {\n                Object.keys(this.attrs).forEach(function (attr) {\n                    button.setAttribute(attr, this.attrs[attr]);\n                }, this);\n            }\n\n            if (buttonLabels === 'fontawesome' && this.contentFA) {\n                content = this.contentFA;\n            }\n            button.innerHTML = content;\n            return button;\n        },\n\n        handleClick: function (event) {\n            event.preventDefault();\n            event.stopPropagation();\n\n            var action = this.getAction();\n\n            if (action) {\n                this.execAction(action);\n            }\n        },\n\n        isActive: function () {\n            return this.button.classList.contains(this.getEditorOption('activeButtonClass'));\n        },\n\n        setInactive: function () {\n            this.button.classList.remove(this.getEditorOption('activeButtonClass'));\n            delete this.knownState;\n        },\n\n        setActive: function () {\n            this.button.classList.add(this.getEditorOption('activeButtonClass'));\n            delete this.knownState;\n        },\n\n        queryCommandState: function () {\n            var queryState = null;\n            if (this.useQueryState) {\n                queryState = this.base.queryCommandState(this.getAction());\n            }\n            return queryState;\n        },\n\n        isAlreadyApplied: function (node) {\n            var isMatch = false,\n                tagNames = this.getTagNames(),\n                styleVals,\n                computedStyle;\n\n            if (this.knownState === false || this.knownState === true) {\n                return this.knownState;\n            }\n\n            if (tagNames && tagNames.length > 0) {\n                isMatch = tagNames.indexOf(node.nodeName.toLowerCase()) !== -1;\n            }\n\n            if (!isMatch && this.style) {\n                styleVals = this.style.value.split('|');\n                computedStyle = this.window.getComputedStyle(node, null).getPropertyValue(this.style.prop);\n                styleVals.forEach(function (val) {\n                    if (!this.knownState) {\n                        isMatch = (computedStyle.indexOf(val) !== -1);\n                        // text-decoration is not inherited by default\n                        // so if the computed style for text-decoration doesn't match\n                        // don't write to knownState so we can fallback to other checks\n                        if (isMatch || this.style.prop !== 'text-decoration') {\n                            this.knownState = isMatch;\n                        }\n                    }\n                }, this);\n            }\n\n            return isMatch;\n        }\n    });\n\n    Button.isBuiltInButton = function (name) {\n        return (typeof name === 'string') && MediumEditor.extensions.button.prototype.defaults.hasOwnProperty(name);\n    };\n\n    MediumEditor.extensions.button = Button;\n}());\n\n(function () {\n    'use strict';\n\n    /* MediumEditor.extensions.button.defaults: [Object]\n     * Set of default config options for all of the built-in MediumEditor buttons\n     */\n    MediumEditor.extensions.button.prototype.defaults = {\n        'bold': {\n            name: 'bold',\n            action: 'bold',\n            aria: 'bold',\n            tagNames: ['b', 'strong'],\n            style: {\n                prop: 'font-weight',\n                value: '700|bold'\n            },\n            useQueryState: true,\n            contentDefault: '<b>B</b>',\n            contentFA: '<i class=\"fa fa-bold\"></i>'\n        },\n        'italic': {\n            name: 'italic',\n            action: 'italic',\n            aria: 'italic',\n            tagNames: ['i', 'em'],\n            style: {\n                prop: 'font-style',\n                value: 'italic'\n            },\n            useQueryState: true,\n            contentDefault: '<b><i>I</i></b>',\n            contentFA: '<i class=\"fa fa-italic\"></i>'\n        },\n        'underline': {\n            name: 'underline',\n            action: 'underline',\n            aria: 'underline',\n            tagNames: ['u'],\n            style: {\n                prop: 'text-decoration',\n                value: 'underline'\n            },\n            useQueryState: true,\n            contentDefault: '<b><u>U</u></b>',\n            contentFA: '<i class=\"fa fa-underline\"></i>'\n        },\n        'strikethrough': {\n            name: 'strikethrough',\n            action: 'strikethrough',\n            aria: 'strike through',\n            tagNames: ['strike'],\n            style: {\n                prop: 'text-decoration',\n                value: 'line-through'\n            },\n            useQueryState: true,\n            contentDefault: '<s>A</s>',\n            contentFA: '<i class=\"fa fa-strikethrough\"></i>'\n        },\n        'superscript': {\n            name: 'superscript',\n            action: 'superscript',\n            aria: 'superscript',\n            tagNames: ['sup'],\n            /* firefox doesn't behave the way we want it to, so we CAN'T use queryCommandState for superscript\n               https://github.com/guardian/scribe/blob/master/BROWSERINCONSISTENCIES.md#documentquerycommandstate */\n            // useQueryState: true\n            contentDefault: '<b>x<sup>1</sup></b>',\n            contentFA: '<i class=\"fa fa-superscript\"></i>'\n        },\n        'subscript': {\n            name: 'subscript',\n            action: 'subscript',\n            aria: 'subscript',\n            tagNames: ['sub'],\n            /* firefox doesn't behave the way we want it to, so we CAN'T use queryCommandState for subscript\n               https://github.com/guardian/scribe/blob/master/BROWSERINCONSISTENCIES.md#documentquerycommandstate */\n            // useQueryState: true\n            contentDefault: '<b>x<sub>1</sub></b>',\n            contentFA: '<i class=\"fa fa-subscript\"></i>'\n        },\n        'image': {\n            name: 'image',\n            action: 'image',\n            aria: 'image',\n            tagNames: ['img'],\n            contentDefault: '<b>image</b>',\n            contentFA: '<i class=\"fa fa-picture-o\"></i>'\n        },\n        'html': {\n            name: 'html',\n            action: 'html',\n            aria: 'evaluate html',\n            tagNames: ['iframe', 'object'],\n            contentDefault: '<b>html</b>',\n            contentFA: '<i class=\"fa fa-code\"></i>'\n        },\n        'orderedlist': {\n            name: 'orderedlist',\n            action: 'insertorderedlist',\n            aria: 'ordered list',\n            tagNames: ['ol'],\n            useQueryState: true,\n            contentDefault: '<b>1.</b>',\n            contentFA: '<i class=\"fa fa-list-ol\"></i>'\n        },\n        'unorderedlist': {\n            name: 'unorderedlist',\n            action: 'insertunorderedlist',\n            aria: 'unordered list',\n            tagNames: ['ul'],\n            useQueryState: true,\n            contentDefault: '<b>&bull;</b>',\n            contentFA: '<i class=\"fa fa-list-ul\"></i>'\n        },\n        'indent': {\n            name: 'indent',\n            action: 'indent',\n            aria: 'indent',\n            tagNames: [],\n            contentDefault: '<b>&rarr;</b>',\n            contentFA: '<i class=\"fa fa-indent\"></i>'\n        },\n        'outdent': {\n            name: 'outdent',\n            action: 'outdent',\n            aria: 'outdent',\n            tagNames: [],\n            contentDefault: '<b>&larr;</b>',\n            contentFA: '<i class=\"fa fa-outdent\"></i>'\n        },\n        'justifyCenter': {\n            name: 'justifyCenter',\n            action: 'justifyCenter',\n            aria: 'center justify',\n            tagNames: [],\n            style: {\n                prop: 'text-align',\n                value: 'center'\n            },\n            contentDefault: '<b>C</b>',\n            contentFA: '<i class=\"fa fa-align-center\"></i>'\n        },\n        'justifyFull': {\n            name: 'justifyFull',\n            action: 'justifyFull',\n            aria: 'full justify',\n            tagNames: [],\n            style: {\n                prop: 'text-align',\n                value: 'justify'\n            },\n            contentDefault: '<b>J</b>',\n            contentFA: '<i class=\"fa fa-align-justify\"></i>'\n        },\n        'justifyLeft': {\n            name: 'justifyLeft',\n            action: 'justifyLeft',\n            aria: 'left justify',\n            tagNames: [],\n            style: {\n                prop: 'text-align',\n                value: 'left'\n            },\n            contentDefault: '<b>L</b>',\n            contentFA: '<i class=\"fa fa-align-left\"></i>'\n        },\n        'justifyRight': {\n            name: 'justifyRight',\n            action: 'justifyRight',\n            aria: 'right justify',\n            tagNames: [],\n            style: {\n                prop: 'text-align',\n                value: 'right'\n            },\n            contentDefault: '<b>R</b>',\n            contentFA: '<i class=\"fa fa-align-right\"></i>'\n        },\n        // Known inline elements that are not removed, or not removed consistantly across browsers:\n        // <span>, <label>, <br>\n        'removeFormat': {\n            name: 'removeFormat',\n            aria: 'remove formatting',\n            action: 'removeFormat',\n            contentDefault: '<b>X</b>',\n            contentFA: '<i class=\"fa fa-eraser\"></i>'\n        },\n\n        /***** Buttons for appending block elements (append-<element> action) *****/\n\n        'quote': {\n            name: 'quote',\n            action: 'append-blockquote',\n            aria: 'blockquote',\n            tagNames: ['blockquote'],\n            contentDefault: '<b>&ldquo;</b>',\n            contentFA: '<i class=\"fa fa-quote-right\"></i>'\n        },\n        'pre': {\n            name: 'pre',\n            action: 'append-pre',\n            aria: 'preformatted text',\n            tagNames: ['pre'],\n            contentDefault: '<b>0101</b>',\n            contentFA: '<i class=\"fa fa-code fa-lg\"></i>'\n        },\n        'h1': {\n            name: 'h1',\n            action: 'append-h1',\n            aria: 'header type one',\n            tagNames: ['h1'],\n            contentDefault: '<b>H1</b>',\n            contentFA: '<i class=\"fa fa-header\"><sup>1</sup>'\n        },\n        'h2': {\n            name: 'h2',\n            action: 'append-h2',\n            aria: 'header type two',\n            tagNames: ['h2'],\n            contentDefault: '<b>H2</b>',\n            contentFA: '<i class=\"fa fa-header\"><sup>2</sup>'\n        },\n        'h3': {\n            name: 'h3',\n            action: 'append-h3',\n            aria: 'header type three',\n            tagNames: ['h3'],\n            contentDefault: '<b>H3</b>',\n            contentFA: '<i class=\"fa fa-header\"><sup>3</sup>'\n        },\n        'h4': {\n            name: 'h4',\n            action: 'append-h4',\n            aria: 'header type four',\n            tagNames: ['h4'],\n            contentDefault: '<b>H4</b>',\n            contentFA: '<i class=\"fa fa-header\"><sup>4</sup>'\n        },\n        'h5': {\n            name: 'h5',\n            action: 'append-h5',\n            aria: 'header type five',\n            tagNames: ['h5'],\n            contentDefault: '<b>H5</b>',\n            contentFA: '<i class=\"fa fa-header\"><sup>5</sup>'\n        },\n        'h6': {\n            name: 'h6',\n            action: 'append-h6',\n            aria: 'header type six',\n            tagNames: ['h6'],\n            contentDefault: '<b>H6</b>',\n            contentFA: '<i class=\"fa fa-header\"><sup>6</sup>'\n        }\n    };\n\n})();\n\n(function () {\n    'use strict';\n\n    /* Base functionality for an extension which will display\n     * a 'form' inside the toolbar\n     */\n    var FormExtension = MediumEditor.extensions.button.extend({\n\n        init: function () {\n            MediumEditor.extensions.button.prototype.init.apply(this, arguments);\n        },\n\n        // default labels for the form buttons\n        formSaveLabel: '&#10003;',\n        formCloseLabel: '&times;',\n\n        /* activeClass: [string]\n         * set class which added to shown form\n         */\n        activeClass: 'medium-editor-toolbar-form-active',\n\n        /* hasForm: [boolean]\n         *\n         * Setting this to true will cause getForm() to be called\n         * when the toolbar is created, so the form can be appended\n         * inside the toolbar container\n         */\n        hasForm: true,\n\n        /* getForm: [function ()]\n         *\n         * When hasForm is true, this function must be implemented\n         * and return a DOM Element which will be appended to\n         * the toolbar container. The form should start hidden, and\n         * the extension can choose when to hide/show it\n         */\n        getForm: function () {},\n\n        /* isDisplayed: [function ()]\n         *\n         * This function should return true/false reflecting\n         * whether the form is currently displayed\n         */\n        isDisplayed: function () {\n            if (this.hasForm) {\n                return this.getForm().classList.contains(this.activeClass);\n            }\n            return false;\n        },\n\n        /* hideForm: [function ()]\n         *\n         * This function should show the form element inside\n         * the toolbar container\n         */\n        showForm: function () {\n            if (this.hasForm) {\n                this.getForm().classList.add(this.activeClass);\n            }\n        },\n\n        /* hideForm: [function ()]\n         *\n         * This function should hide the form element inside\n         * the toolbar container\n         */\n        hideForm: function () {\n            if (this.hasForm) {\n                this.getForm().classList.remove(this.activeClass);\n            }\n        },\n\n        /************************ Helpers ************************\n         * The following are helpers that are either set by MediumEditor\n         * during initialization, or are helper methods which either\n         * route calls to the MediumEditor instance or provide common\n         * functionality for all form extensions\n         *********************************************************/\n\n        /* showToolbarDefaultActions: [function ()]\n         *\n         * Helper method which will turn back the toolbar after canceling\n         * the customized form\n         */\n        showToolbarDefaultActions: function () {\n            var toolbar = this.base.getExtensionByName('toolbar');\n            if (toolbar) {\n                toolbar.showToolbarDefaultActions();\n            }\n        },\n\n        /* hideToolbarDefaultActions: [function ()]\n         *\n         * Helper function which will hide the default contents of the\n         * toolbar, but leave the toolbar container in the same state\n         * to allow a form to display its custom contents inside the toolbar\n         */\n        hideToolbarDefaultActions: function () {\n            var toolbar = this.base.getExtensionByName('toolbar');\n            if (toolbar) {\n                toolbar.hideToolbarDefaultActions();\n            }\n        },\n\n        /* setToolbarPosition: [function ()]\n         *\n         * Helper function which will update the size and position\n         * of the toolbar based on the toolbar content and the current\n         * position of the user's selection\n         */\n        setToolbarPosition: function () {\n            var toolbar = this.base.getExtensionByName('toolbar');\n            if (toolbar) {\n                toolbar.setToolbarPosition();\n            }\n        }\n    });\n\n    MediumEditor.extensions.form = FormExtension;\n})();\n(function () {\n    'use strict';\n\n    var AnchorForm = MediumEditor.extensions.form.extend({\n        /* Anchor Form Options */\n\n        /* customClassOption: [string]  (previously options.anchorButton + options.anchorButtonClass)\n         * Custom class name the user can optionally have added to their created links (ie 'button').\n         * If passed as a non-empty string, a checkbox will be displayed allowing the user to choose\n         * whether to have the class added to the created link or not.\n         */\n        customClassOption: null,\n\n        /* customClassOptionText: [string]\n         * text to be shown in the checkbox when the __customClassOption__ is being used.\n         */\n        customClassOptionText: 'Button',\n\n        /* linkValidation: [boolean]  (previously options.checkLinkFormat)\n         * enables/disables check for common URL protocols on anchor links.\n         */\n        linkValidation: false,\n\n        /* placeholderText: [string]  (previously options.anchorInputPlaceholder)\n         * text to be shown as placeholder of the anchor input.\n         */\n        placeholderText: 'Paste or type a link',\n\n        /* targetCheckbox: [boolean]  (previously options.anchorTarget)\n         * enables/disables displaying a \"Open in new window\" checkbox, which when checked\n         * changes the `target` attribute of the created link.\n         */\n        targetCheckbox: false,\n\n        /* targetCheckboxText: [string]  (previously options.anchorInputCheckboxLabel)\n         * text to be shown in the checkbox enabled via the __targetCheckbox__ option.\n         */\n        targetCheckboxText: 'Open in new window',\n\n        // Options for the Button base class\n        name: 'anchor',\n        action: 'createLink',\n        aria: 'link',\n        tagNames: ['a'],\n        contentDefault: '<b>#</b>',\n        contentFA: '<i class=\"fa fa-link\"></i>',\n\n        init: function () {\n            MediumEditor.extensions.form.prototype.init.apply(this, arguments);\n\n            this.subscribe('editableKeydown', this.handleKeydown.bind(this));\n        },\n\n        // Called when the button the toolbar is clicked\n        // Overrides ButtonExtension.handleClick\n        handleClick: function (event) {\n            event.preventDefault();\n            event.stopPropagation();\n\n            var range = MediumEditor.selection.getSelectionRange(this.document);\n\n            if (range.startContainer.nodeName.toLowerCase() === 'a' ||\n                range.endContainer.nodeName.toLowerCase() === 'a' ||\n                MediumEditor.util.getClosestTag(MediumEditor.selection.getSelectedParentElement(range), 'a')) {\n                return this.execAction('unlink');\n            }\n\n            if (!this.isDisplayed()) {\n                this.showForm();\n            }\n\n            return false;\n        },\n\n        // Called when user hits the defined shortcut (CTRL / COMMAND + K)\n        handleKeydown: function (event) {\n            if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.K) && MediumEditor.util.isMetaCtrlKey(event) && !event.shiftKey) {\n                this.handleClick(event);\n            }\n        },\n\n        // Called by medium-editor to append form to the toolbar\n        getForm: function () {\n            if (!this.form) {\n                this.form = this.createForm();\n            }\n            return this.form;\n        },\n\n        getTemplate: function () {\n            var template = [\n                '<input type=\"text\" class=\"medium-editor-toolbar-input\" placeholder=\"', this.placeholderText, '\">'\n            ];\n\n            template.push(\n                '<a href=\"#\" class=\"medium-editor-toolbar-save\">',\n                this.getEditorOption('buttonLabels') === 'fontawesome' ? '<i class=\"fa fa-check\"></i>' : this.formSaveLabel,\n                '</a>'\n            );\n\n            template.push('<a href=\"#\" class=\"medium-editor-toolbar-close\">',\n                this.getEditorOption('buttonLabels') === 'fontawesome' ? '<i class=\"fa fa-times\"></i>' : this.formCloseLabel,\n                '</a>');\n\n            // both of these options are slightly moot with the ability to\n            // override the various form buildup/serialize functions.\n\n            if (this.targetCheckbox) {\n                // fixme: ideally, this targetCheckboxText would be a formLabel too,\n                // figure out how to deprecate? also consider `fa-` icon default implcations.\n                template.push(\n                    '<div class=\"medium-editor-toolbar-form-row\">',\n                    '<input type=\"checkbox\" class=\"medium-editor-toolbar-anchor-target\" id=\"medium-editor-toolbar-anchor-target-field-' + this.getEditorId() + '\">',\n                    '<label for=\"medium-editor-toolbar-anchor-target-field-' + this.getEditorId() + '\">',\n                    this.targetCheckboxText,\n                    '</label>',\n                    '</div>'\n                );\n            }\n\n            if (this.customClassOption) {\n                // fixme: expose this `Button` text as a formLabel property, too\n                // and provide similar access to a `fa-` icon default.\n                template.push(\n                    '<div class=\"medium-editor-toolbar-form-row\">',\n                    '<input type=\"checkbox\" class=\"medium-editor-toolbar-anchor-button\">',\n                    '<label>',\n                    this.customClassOptionText,\n                    '</label>',\n                    '</div>'\n                );\n            }\n\n            return template.join('');\n\n        },\n\n        // Used by medium-editor when the default toolbar is to be displayed\n        isDisplayed: function () {\n            return MediumEditor.extensions.form.prototype.isDisplayed.apply(this);\n        },\n\n        hideForm: function () {\n            MediumEditor.extensions.form.prototype.hideForm.apply(this);\n            this.getInput().value = '';\n        },\n\n        showForm: function (opts) {\n            var input = this.getInput(),\n                targetCheckbox = this.getAnchorTargetCheckbox(),\n                buttonCheckbox = this.getAnchorButtonCheckbox();\n\n            opts = opts || { value: '' };\n            // TODO: This is for backwards compatability\n            // We don't need to support the 'string' argument in 6.0.0\n            if (typeof opts === 'string') {\n                opts = {\n                    value: opts\n                };\n            }\n\n            this.base.saveSelection();\n            this.hideToolbarDefaultActions();\n            MediumEditor.extensions.form.prototype.showForm.apply(this);\n            this.setToolbarPosition();\n\n            input.value = opts.value;\n            input.focus();\n\n            // If we have a target checkbox, we want it to be checked/unchecked\n            // based on whether the existing link has target=_blank\n            if (targetCheckbox) {\n                targetCheckbox.checked = opts.target === '_blank';\n            }\n\n            // If we have a custom class checkbox, we want it to be checked/unchecked\n            // based on whether an existing link already has the class\n            if (buttonCheckbox) {\n                var classList = opts.buttonClass ? opts.buttonClass.split(' ') : [];\n                buttonCheckbox.checked = (classList.indexOf(this.customClassOption) !== -1);\n            }\n        },\n\n        // Called by core when tearing down medium-editor (destroy)\n        destroy: function () {\n            if (!this.form) {\n                return false;\n            }\n\n            if (this.form.parentNode) {\n                this.form.parentNode.removeChild(this.form);\n            }\n\n            delete this.form;\n        },\n\n        // core methods\n\n        getFormOpts: function () {\n            // no notion of private functions? wanted `_getFormOpts`\n            var targetCheckbox = this.getAnchorTargetCheckbox(),\n                buttonCheckbox = this.getAnchorButtonCheckbox(),\n                opts = {\n                    value: this.getInput().value.trim()\n                };\n\n            if (this.linkValidation) {\n                opts.value = this.checkLinkFormat(opts.value);\n            }\n\n            opts.target = '_self';\n            if (targetCheckbox && targetCheckbox.checked) {\n                opts.target = '_blank';\n            }\n\n            if (buttonCheckbox && buttonCheckbox.checked) {\n                opts.buttonClass = this.customClassOption;\n            }\n\n            return opts;\n        },\n\n        doFormSave: function () {\n            var opts = this.getFormOpts();\n            this.completeFormSave(opts);\n        },\n\n        completeFormSave: function (opts) {\n            this.base.restoreSelection();\n            this.execAction(this.action, opts);\n            this.base.checkSelection();\n        },\n\n        ensureEncodedUri: function (str) {\n            return str === decodeURI(str) ? encodeURI(str) : str;\n        },\n\n        ensureEncodedUriComponent: function (str) {\n            return str === decodeURIComponent(str) ? encodeURIComponent(str) : str;\n        },\n\n        ensureEncodedParam: function (param) {\n            var split = param.split('='),\n                key = split[0],\n                val = split[1];\n\n            return key + (val === undefined ? '' : '=' + this.ensureEncodedUriComponent(val));\n        },\n\n        ensureEncodedQuery: function (queryString) {\n            return queryString.split('&').map(this.ensureEncodedParam.bind(this)).join('&');\n        },\n\n        checkLinkFormat: function (value) {\n            // Matches any alphabetical characters followed by ://\n            // Matches protocol relative \"//\"\n            // Matches common external protocols \"mailto:\" \"tel:\" \"maps:\"\n            // Matches relative hash link, begins with \"#\"\n            var urlSchemeRegex = /^([a-z]+:)?\\/\\/|^(mailto|tel|maps):|^\\#/i,\n                hasScheme = urlSchemeRegex.test(value),\n                scheme = '',\n                // telRegex is a regex for checking if the string is a telephone number\n                telRegex = /^\\+?\\s?\\(?(?:\\d\\s?\\-?\\)?){3,20}$/,\n                urlParts = value.match(/^(.*?)(?:\\?(.*?))?(?:#(.*))?$/),\n                path = urlParts[1],\n                query = urlParts[2],\n                fragment = urlParts[3];\n\n            if (telRegex.test(value)) {\n                return 'tel:' + value;\n            }\n\n            if (!hasScheme) {\n                var host = path.split('/')[0];\n                // if the host part of the path looks like a hostname\n                if (host.match(/.+(\\.|:).+/) || host === 'localhost') {\n                    scheme = 'http://';\n                }\n            }\n\n            return scheme +\n                // Ensure path is encoded\n                this.ensureEncodedUri(path) +\n                // Ensure query is encoded\n                (query === undefined ? '' : '?' + this.ensureEncodedQuery(query)) +\n                // Include fragment unencoded as encodeUriComponent is too\n                // heavy handed for the many characters allowed in a fragment\n                (fragment === undefined ? '' : '#' + fragment);\n        },\n\n        doFormCancel: function () {\n            this.base.restoreSelection();\n            this.base.checkSelection();\n        },\n\n        // form creation and event handling\n        attachFormEvents: function (form) {\n            var close = form.querySelector('.medium-editor-toolbar-close'),\n                save = form.querySelector('.medium-editor-toolbar-save'),\n                input = form.querySelector('.medium-editor-toolbar-input');\n\n            // Handle clicks on the form itself\n            this.on(form, 'click', this.handleFormClick.bind(this));\n\n            // Handle typing in the textbox\n            this.on(input, 'keyup', this.handleTextboxKeyup.bind(this));\n\n            // Handle close button clicks\n            this.on(close, 'click', this.handleCloseClick.bind(this));\n\n            // Handle save button clicks (capture)\n            this.on(save, 'click', this.handleSaveClick.bind(this), true);\n\n        },\n\n        createForm: function () {\n            var doc = this.document,\n                form = doc.createElement('div');\n\n            // Anchor Form (div)\n            form.className = 'medium-editor-toolbar-form';\n            form.id = 'medium-editor-toolbar-form-anchor-' + this.getEditorId();\n            form.innerHTML = this.getTemplate();\n            this.attachFormEvents(form);\n\n            return form;\n        },\n\n        getInput: function () {\n            return this.getForm().querySelector('input.medium-editor-toolbar-input');\n        },\n\n        getAnchorTargetCheckbox: function () {\n            return this.getForm().querySelector('.medium-editor-toolbar-anchor-target');\n        },\n\n        getAnchorButtonCheckbox: function () {\n            return this.getForm().querySelector('.medium-editor-toolbar-anchor-button');\n        },\n\n        handleTextboxKeyup: function (event) {\n            // For ENTER -> create the anchor\n            if (event.keyCode === MediumEditor.util.keyCode.ENTER) {\n                event.preventDefault();\n                this.doFormSave();\n                return;\n            }\n\n            // For ESCAPE -> close the form\n            if (event.keyCode === MediumEditor.util.keyCode.ESCAPE) {\n                event.preventDefault();\n                this.doFormCancel();\n            }\n        },\n\n        handleFormClick: function (event) {\n            // make sure not to hide form when clicking inside the form\n            event.stopPropagation();\n        },\n\n        handleSaveClick: function (event) {\n            // Clicking Save -> create the anchor\n            event.preventDefault();\n            this.doFormSave();\n        },\n\n        handleCloseClick: function (event) {\n            // Click Close -> close the form\n            event.preventDefault();\n            this.doFormCancel();\n        }\n    });\n\n    MediumEditor.extensions.anchor = AnchorForm;\n}());\n\n(function () {\n    'use strict';\n\n    var AnchorPreview = MediumEditor.Extension.extend({\n        name: 'anchor-preview',\n\n        // Anchor Preview Options\n\n        /* hideDelay: [number]  (previously options.anchorPreviewHideDelay)\n         * time in milliseconds to show the anchor tag preview after the mouse has left the anchor tag.\n         */\n        hideDelay: 500,\n\n        /* previewValueSelector: [string]\n         * the default selector to locate where to put the activeAnchor value in the preview\n         */\n        previewValueSelector: 'a',\n\n        /* showWhenToolbarIsVisible: [boolean]\n         * determines whether the anchor tag preview shows up when the toolbar is visible\n         */\n        showWhenToolbarIsVisible: false,\n\n        /* showOnEmptyLinks: [boolean]\n        * determines whether the anchor tag preview shows up on links with href=\"\" or href=\"#something\"\n        */\n        showOnEmptyLinks: true,\n\n        init: function () {\n            this.anchorPreview = this.createPreview();\n\n            this.getEditorOption('elementsContainer').appendChild(this.anchorPreview);\n\n            this.attachToEditables();\n        },\n\n        getInteractionElements: function () {\n            return this.getPreviewElement();\n        },\n\n        // TODO: Remove this function in 6.0.0\n        getPreviewElement: function () {\n            return this.anchorPreview;\n        },\n\n        createPreview: function () {\n            var el = this.document.createElement('div');\n\n            el.id = 'medium-editor-anchor-preview-' + this.getEditorId();\n            el.className = 'medium-editor-anchor-preview';\n            el.innerHTML = this.getTemplate();\n\n            this.on(el, 'click', this.handleClick.bind(this));\n\n            return el;\n        },\n\n        getTemplate: function () {\n            return '<div class=\"medium-editor-toolbar-anchor-preview\" id=\"medium-editor-toolbar-anchor-preview\">' +\n                '    <a class=\"medium-editor-toolbar-anchor-preview-inner\"></a>' +\n                '</div>';\n        },\n\n        destroy: function () {\n            if (this.anchorPreview) {\n                if (this.anchorPreview.parentNode) {\n                    this.anchorPreview.parentNode.removeChild(this.anchorPreview);\n                }\n                delete this.anchorPreview;\n            }\n        },\n\n        hidePreview: function () {\n            if (this.anchorPreview) {\n                this.anchorPreview.classList.remove('medium-editor-anchor-preview-active');\n            }\n            this.activeAnchor = null;\n        },\n\n        showPreview: function (anchorEl) {\n            if (this.anchorPreview.classList.contains('medium-editor-anchor-preview-active') ||\n                    anchorEl.getAttribute('data-disable-preview')) {\n                return true;\n            }\n\n            if (this.previewValueSelector) {\n                this.anchorPreview.querySelector(this.previewValueSelector).textContent = anchorEl.attributes.href.value;\n                this.anchorPreview.querySelector(this.previewValueSelector).href = anchorEl.attributes.href.value;\n            }\n\n            this.anchorPreview.classList.add('medium-toolbar-arrow-over');\n            this.anchorPreview.classList.remove('medium-toolbar-arrow-under');\n\n            if (!this.anchorPreview.classList.contains('medium-editor-anchor-preview-active')) {\n                this.anchorPreview.classList.add('medium-editor-anchor-preview-active');\n            }\n\n            this.activeAnchor = anchorEl;\n\n            this.positionPreview();\n            this.attachPreviewHandlers();\n\n            return this;\n        },\n\n        positionPreview: function (activeAnchor) {\n            activeAnchor = activeAnchor || this.activeAnchor;\n            var containerWidth = this.window.innerWidth,\n                buttonHeight = this.anchorPreview.offsetHeight,\n                boundary = activeAnchor.getBoundingClientRect(),\n                diffLeft = this.diffLeft,\n                diffTop = this.diffTop,\n                elementsContainer = this.getEditorOption('elementsContainer'),\n                elementsContainerAbsolute = ['absolute', 'fixed'].indexOf(window.getComputedStyle(elementsContainer).getPropertyValue('position')) > -1,\n                relativeBoundary = {},\n                halfOffsetWidth, defaultLeft, middleBoundary, elementsContainerBoundary, top;\n\n            halfOffsetWidth = this.anchorPreview.offsetWidth / 2;\n            var toolbarExtension = this.base.getExtensionByName('toolbar');\n            if (toolbarExtension) {\n                diffLeft = toolbarExtension.diffLeft;\n                diffTop = toolbarExtension.diffTop;\n            }\n            defaultLeft = diffLeft - halfOffsetWidth;\n\n            // If container element is absolute / fixed, recalculate boundaries to be relative to the container\n            if (elementsContainerAbsolute) {\n                elementsContainerBoundary = elementsContainer.getBoundingClientRect();\n                ['top', 'left'].forEach(function (key) {\n                    relativeBoundary[key] = boundary[key] - elementsContainerBoundary[key];\n                });\n\n                relativeBoundary.width = boundary.width;\n                relativeBoundary.height = boundary.height;\n                boundary = relativeBoundary;\n\n                containerWidth = elementsContainerBoundary.width;\n\n                // Adjust top position according to container scroll position\n                top = elementsContainer.scrollTop;\n            } else {\n                // Adjust top position according to window scroll position\n                top = this.window.pageYOffset;\n            }\n\n            middleBoundary = boundary.left + boundary.width / 2;\n            top += buttonHeight + boundary.top + boundary.height - diffTop - this.anchorPreview.offsetHeight;\n\n            this.anchorPreview.style.top = Math.round(top) + 'px';\n            this.anchorPreview.style.right = 'initial';\n            if (middleBoundary < halfOffsetWidth) {\n                this.anchorPreview.style.left = defaultLeft + halfOffsetWidth + 'px';\n                this.anchorPreview.style.right = 'initial';\n            } else if ((containerWidth - middleBoundary) < halfOffsetWidth) {\n                this.anchorPreview.style.left = 'auto';\n                this.anchorPreview.style.right = 0;\n            } else {\n                this.anchorPreview.style.left = defaultLeft + middleBoundary + 'px';\n                this.anchorPreview.style.right = 'initial';\n            }\n        },\n\n        attachToEditables: function () {\n            this.subscribe('editableMouseover', this.handleEditableMouseover.bind(this));\n            this.subscribe('positionedToolbar', this.handlePositionedToolbar.bind(this));\n        },\n\n        handlePositionedToolbar: function () {\n            // If the toolbar is visible and positioned, we don't need to hide the preview\n            // when showWhenToolbarIsVisible is true\n            if (!this.showWhenToolbarIsVisible) {\n                this.hidePreview();\n            }\n        },\n\n        handleClick: function (event) {\n            var anchorExtension = this.base.getExtensionByName('anchor'),\n                activeAnchor = this.activeAnchor;\n\n            if (anchorExtension && activeAnchor) {\n                event.preventDefault();\n\n                this.base.selectElement(this.activeAnchor);\n\n                // Using setTimeout + delay because:\n                // We may actually be displaying the anchor form, which should be controlled by delay\n                this.base.delay(function () {\n                    if (activeAnchor) {\n                        var opts = {\n                            value: activeAnchor.attributes.href.value,\n                            target: activeAnchor.getAttribute('target'),\n                            buttonClass: activeAnchor.getAttribute('class')\n                        };\n                        anchorExtension.showForm(opts);\n                        activeAnchor = null;\n                    }\n                }.bind(this));\n            }\n\n            this.hidePreview();\n        },\n\n        handleAnchorMouseout: function () {\n            this.anchorToPreview = null;\n            this.off(this.activeAnchor, 'mouseout', this.instanceHandleAnchorMouseout);\n            this.instanceHandleAnchorMouseout = null;\n        },\n\n        handleEditableMouseover: function (event) {\n            var target = MediumEditor.util.getClosestTag(event.target, 'a');\n\n            if (false === target) {\n                return;\n            }\n\n            // Detect empty href attributes\n            // The browser will make href=\"\" or href=\"#top\"\n            // into absolute urls when accessed as event.target.href, so check the html\n            if (!this.showOnEmptyLinks &&\n                (!/href=[\"']\\S+[\"']/.test(target.outerHTML) || /href=[\"']#\\S+[\"']/.test(target.outerHTML))) {\n                return true;\n            }\n\n            // only show when toolbar is not present\n            var toolbar = this.base.getExtensionByName('toolbar');\n            if (!this.showWhenToolbarIsVisible && toolbar && toolbar.isDisplayed && toolbar.isDisplayed()) {\n                return true;\n            }\n\n            // detach handler for other anchor in case we hovered multiple anchors quickly\n            if (this.activeAnchor && this.activeAnchor !== target) {\n                this.detachPreviewHandlers();\n            }\n\n            this.anchorToPreview = target;\n\n            this.instanceHandleAnchorMouseout = this.handleAnchorMouseout.bind(this);\n            this.on(this.anchorToPreview, 'mouseout', this.instanceHandleAnchorMouseout);\n            // Using setTimeout + delay because:\n            // - We're going to show the anchor preview according to the configured delay\n            //   if the mouse has not left the anchor tag in that time\n            this.base.delay(function () {\n                if (this.anchorToPreview) {\n                    this.showPreview(this.anchorToPreview);\n                }\n            }.bind(this));\n        },\n\n        handlePreviewMouseover: function () {\n            this.lastOver = (new Date()).getTime();\n            this.hovering = true;\n        },\n\n        handlePreviewMouseout: function (event) {\n            if (!event.relatedTarget || !/anchor-preview/.test(event.relatedTarget.className)) {\n                this.hovering = false;\n            }\n        },\n\n        updatePreview: function () {\n            if (this.hovering) {\n                return true;\n            }\n            var durr = (new Date()).getTime() - this.lastOver;\n            if (durr > this.hideDelay) {\n                // hide the preview 1/2 second after mouse leaves the link\n                this.detachPreviewHandlers();\n            }\n        },\n\n        detachPreviewHandlers: function () {\n            // cleanup\n            clearInterval(this.intervalTimer);\n            if (this.instanceHandlePreviewMouseover) {\n                this.off(this.anchorPreview, 'mouseover', this.instanceHandlePreviewMouseover);\n                this.off(this.anchorPreview, 'mouseout', this.instanceHandlePreviewMouseout);\n                if (this.activeAnchor) {\n                    this.off(this.activeAnchor, 'mouseover', this.instanceHandlePreviewMouseover);\n                    this.off(this.activeAnchor, 'mouseout', this.instanceHandlePreviewMouseout);\n                }\n            }\n\n            this.hidePreview();\n\n            this.hovering = this.instanceHandlePreviewMouseover = this.instanceHandlePreviewMouseout = null;\n        },\n\n        // TODO: break up method and extract out handlers\n        attachPreviewHandlers: function () {\n            this.lastOver = (new Date()).getTime();\n            this.hovering = true;\n\n            this.instanceHandlePreviewMouseover = this.handlePreviewMouseover.bind(this);\n            this.instanceHandlePreviewMouseout = this.handlePreviewMouseout.bind(this);\n\n            this.intervalTimer = setInterval(this.updatePreview.bind(this), 200);\n\n            this.on(this.anchorPreview, 'mouseover', this.instanceHandlePreviewMouseover);\n            this.on(this.anchorPreview, 'mouseout', this.instanceHandlePreviewMouseout);\n            this.on(this.activeAnchor, 'mouseover', this.instanceHandlePreviewMouseover);\n            this.on(this.activeAnchor, 'mouseout', this.instanceHandlePreviewMouseout);\n        }\n    });\n\n    MediumEditor.extensions.anchorPreview = AnchorPreview;\n}());\n\n(function () {\n    'use strict';\n\n    var WHITESPACE_CHARS,\n        KNOWN_TLDS_FRAGMENT,\n        LINK_REGEXP_TEXT,\n        KNOWN_TLDS_REGEXP,\n        LINK_REGEXP;\n\n    WHITESPACE_CHARS = [' ', '\\t', '\\n', '\\r', '\\u00A0', '\\u2000', '\\u2001', '\\u2002', '\\u2003',\n                                    '\\u2028', '\\u2029'];\n    KNOWN_TLDS_FRAGMENT = 'com|net|org|edu|gov|mil|aero|asia|biz|cat|coop|info|int|jobs|mobi|museum|name|post|pro|tel|travel|' +\n        'xxx|ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|' +\n        'bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|dd|de|dj|dk|dm|do|dz|ec|ee|eg|eh|er|es|et|eu|fi|fj|' +\n        'fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|' +\n        'is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|me|mg|mh|mk|ml|mm|' +\n        'mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|' +\n        'pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|ja|sk|sl|sm|sn|so|sr|ss|st|su|sv|sx|sy|sz|tc|td|tf|tg|th|' +\n        'tj|tk|tl|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw';\n\n    LINK_REGEXP_TEXT =\n        '(' +\n        // Version of Gruber URL Regexp optimized for JS: http://stackoverflow.com/a/17733640\n        '((?:(https?://|ftps?://|nntp://)|www\\\\d{0,3}[.]|[a-z0-9.\\\\-]+[.](' + KNOWN_TLDS_FRAGMENT + ')\\\\\\/)\\\\S+(?:[^\\\\s`!\\\\[\\\\]{};:\\'\\\".,?\\u00AB\\u00BB\\u201C\\u201D\\u2018\\u2019]))' +\n        // Addition to above Regexp to support bare domains/one level subdomains with common non-i18n TLDs and without www prefix:\n        ')|(([a-z0-9\\\\-]+\\\\.)?[a-z0-9\\\\-]+\\\\.(' + KNOWN_TLDS_FRAGMENT + '))';\n\n    KNOWN_TLDS_REGEXP = new RegExp('^(' + KNOWN_TLDS_FRAGMENT + ')$', 'i');\n\n    LINK_REGEXP = new RegExp(LINK_REGEXP_TEXT, 'gi');\n\n    function nodeIsNotInsideAnchorTag(node) {\n        return !MediumEditor.util.getClosestTag(node, 'a');\n    }\n\n    var AutoLink = MediumEditor.Extension.extend({\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.disableEventHandling = false;\n            this.subscribe('editableKeypress', this.onKeypress.bind(this));\n            this.subscribe('editableBlur', this.onBlur.bind(this));\n            // MS IE has it's own auto-URL detect feature but ours is better in some ways. Be consistent.\n            this.document.execCommand('AutoUrlDetect', false, false);\n        },\n\n        isLastInstance: function () {\n            var activeInstances = 0;\n            for (var i = 0; i < this.window._mediumEditors.length; i++) {\n                var editor = this.window._mediumEditors[i];\n                if (editor !== null && editor.getExtensionByName('autoLink') !== undefined) {\n                    activeInstances++;\n                }\n            }\n            return activeInstances === 1;\n        },\n\n        destroy: function () {\n            // Turn AutoUrlDetect back on\n            if (this.document.queryCommandSupported('AutoUrlDetect') && this.isLastInstance()) {\n                this.document.execCommand('AutoUrlDetect', false, true);\n            }\n        },\n\n        onBlur: function (blurEvent, editable) {\n            this.performLinking(editable);\n        },\n\n        onKeypress: function (keyPressEvent) {\n            if (this.disableEventHandling) {\n                return;\n            }\n\n            if (MediumEditor.util.isKey(keyPressEvent, [MediumEditor.util.keyCode.SPACE, MediumEditor.util.keyCode.ENTER])) {\n                clearTimeout(this.performLinkingTimeout);\n                // Saving/restoring the selection in the middle of a keypress doesn't work well...\n                this.performLinkingTimeout = setTimeout(function () {\n                    try {\n                        var sel = this.base.exportSelection();\n                        if (this.performLinking(keyPressEvent.target)) {\n                            // pass true for favorLaterSelectionAnchor - this is needed for links at the end of a\n                            // paragraph in MS IE, or MS IE causes the link to be deleted right after adding it.\n                            this.base.importSelection(sel, true);\n                        }\n                    } catch (e) {\n                        if (window.console) {\n                            window.console.error('Failed to perform linking', e);\n                        }\n                        this.disableEventHandling = true;\n                    }\n                }.bind(this), 0);\n            }\n        },\n\n        performLinking: function (contenteditable) {\n            /*\n            Perform linking on blockElement basis, blockElements are HTML elements with text content and without\n            child element.\n\n            Example:\n            - HTML content\n            <blockquote>\n              <p>link.</p>\n              <p>my</p>\n            </blockquote>\n\n            - blockElements\n            [<p>link.</p>, <p>my</p>]\n\n            otherwise the detection can wrongly find the end of one paragraph and the beginning of another paragraph\n            to constitute a link, such as a paragraph ending \"link.\" and the next paragraph beginning with \"my\" is\n            interpreted into \"link.my\" and the code tries to create a link across blockElements - which doesn't work\n            and is terrible.\n            (Medium deletes the spaces/returns between P tags so the textContent ends up without paragraph spacing)\n            */\n            var blockElements = MediumEditor.util.splitByBlockElements(contenteditable),\n                documentModified = false;\n            if (blockElements.length === 0) {\n                blockElements = [contenteditable];\n            }\n            for (var i = 0; i < blockElements.length; i++) {\n                documentModified = this.removeObsoleteAutoLinkSpans(blockElements[i]) || documentModified;\n                documentModified = this.performLinkingWithinElement(blockElements[i]) || documentModified;\n            }\n            this.base.events.updateInput(contenteditable, { target: contenteditable, currentTarget: contenteditable });\n            return documentModified;\n        },\n\n        removeObsoleteAutoLinkSpans: function (element) {\n            if (!element || element.nodeType === 3) {\n                return false;\n            }\n\n            var spans = element.querySelectorAll('span[data-auto-link=\"true\"]'),\n                documentModified = false;\n\n            for (var i = 0; i < spans.length; i++) {\n                var textContent = spans[i].textContent;\n                if (textContent.indexOf('://') === -1) {\n                    textContent = MediumEditor.util.ensureUrlHasProtocol(textContent);\n                }\n                if (spans[i].getAttribute('data-href') !== textContent && nodeIsNotInsideAnchorTag(spans[i])) {\n                    documentModified = true;\n                    var trimmedTextContent = textContent.replace(/\\s+$/, '');\n                    if (spans[i].getAttribute('data-href') === trimmedTextContent) {\n                        var charactersTrimmed = textContent.length - trimmedTextContent.length,\n                            subtree = MediumEditor.util.splitOffDOMTree(spans[i], this.splitTextBeforeEnd(spans[i], charactersTrimmed));\n                        spans[i].parentNode.insertBefore(subtree, spans[i].nextSibling);\n                    } else {\n                        // Some editing has happened to the span, so just remove it entirely. The user can put it back\n                        // around just the href content if they need to prevent it from linking\n                        MediumEditor.util.unwrap(spans[i], this.document);\n                    }\n                }\n            }\n            return documentModified;\n        },\n\n        splitTextBeforeEnd: function (element, characterCount) {\n            var treeWalker = this.document.createTreeWalker(element, NodeFilter.SHOW_TEXT, null, false),\n                lastChildNotExhausted = true;\n\n            // Start the tree walker at the last descendant of the span\n            while (lastChildNotExhausted) {\n                lastChildNotExhausted = treeWalker.lastChild() !== null;\n            }\n\n            var currentNode,\n                currentNodeValue,\n                previousNode;\n            while (characterCount > 0 && previousNode !== null) {\n                currentNode = treeWalker.currentNode;\n                currentNodeValue = currentNode.nodeValue;\n                if (currentNodeValue.length > characterCount) {\n                    previousNode = currentNode.splitText(currentNodeValue.length - characterCount);\n                    characterCount = 0;\n                } else {\n                    previousNode = treeWalker.previousNode();\n                    characterCount -= currentNodeValue.length;\n                }\n            }\n            return previousNode;\n        },\n\n        performLinkingWithinElement: function (element) {\n            var matches = this.findLinkableText(element),\n                linkCreated = false;\n\n            for (var matchIndex = 0; matchIndex < matches.length; matchIndex++) {\n                var matchingTextNodes = MediumEditor.util.findOrCreateMatchingTextNodes(this.document, element,\n                        matches[matchIndex]);\n                if (this.shouldNotLink(matchingTextNodes)) {\n                    continue;\n                }\n                this.createAutoLink(matchingTextNodes, matches[matchIndex].href);\n            }\n            return linkCreated;\n        },\n\n        shouldNotLink: function (textNodes) {\n            var shouldNotLink = false;\n            for (var i = 0; i < textNodes.length && shouldNotLink === false; i++) {\n                // Do not link if the text node is either inside an anchor or inside span[data-auto-link]\n                shouldNotLink = !!MediumEditor.util.traverseUp(textNodes[i], function (node) {\n                    return node.nodeName.toLowerCase() === 'a' ||\n                        (node.getAttribute && node.getAttribute('data-auto-link') === 'true');\n                });\n            }\n            return shouldNotLink;\n        },\n\n        findLinkableText: function (contenteditable) {\n            var textContent = contenteditable.textContent,\n                match = null,\n                matches = [];\n\n            while ((match = LINK_REGEXP.exec(textContent)) !== null) {\n                var matchOk = true,\n                    matchEnd = match.index + match[0].length;\n                // If the regexp detected something as a link that has text immediately preceding/following it, bail out.\n                matchOk = (match.index === 0 || WHITESPACE_CHARS.indexOf(textContent[match.index - 1]) !== -1) &&\n                    (matchEnd === textContent.length || WHITESPACE_CHARS.indexOf(textContent[matchEnd]) !== -1);\n                // If the regexp detected a bare domain that doesn't use one of our expected TLDs, bail out.\n                matchOk = matchOk && (match[0].indexOf('/') !== -1 ||\n                    KNOWN_TLDS_REGEXP.test(match[0].split('.').pop().split('?').shift()));\n\n                if (matchOk) {\n                    matches.push({\n                        href: match[0],\n                        start: match.index,\n                        end: matchEnd\n                    });\n                }\n            }\n            return matches;\n        },\n\n        createAutoLink: function (textNodes, href) {\n            href = MediumEditor.util.ensureUrlHasProtocol(href);\n            var anchor = MediumEditor.util.createLink(this.document, textNodes, href, this.getEditorOption('targetBlank') ? '_blank' : null),\n                span = this.document.createElement('span');\n            span.setAttribute('data-auto-link', 'true');\n            span.setAttribute('data-href', href);\n            anchor.insertBefore(span, anchor.firstChild);\n            while (anchor.childNodes.length > 1) {\n                span.appendChild(anchor.childNodes[1]);\n            }\n        }\n\n    });\n\n    MediumEditor.extensions.autoLink = AutoLink;\n}());\n\n(function () {\n    'use strict';\n\n    var CLASS_DRAG_OVER = 'medium-editor-dragover';\n\n    function clearClassNames(element) {\n        var editable = MediumEditor.util.getContainerEditorElement(element),\n            existing = Array.prototype.slice.call(editable.parentElement.querySelectorAll('.' + CLASS_DRAG_OVER));\n\n        existing.forEach(function (el) {\n            el.classList.remove(CLASS_DRAG_OVER);\n        });\n    }\n\n    var FileDragging = MediumEditor.Extension.extend({\n        name: 'fileDragging',\n\n        allowedTypes: ['image'],\n\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.subscribe('editableDrag', this.handleDrag.bind(this));\n            this.subscribe('editableDrop', this.handleDrop.bind(this));\n        },\n\n        handleDrag: function (event) {\n            event.preventDefault();\n            event.dataTransfer.dropEffect = 'copy';\n\n            var target = event.target.classList ? event.target : event.target.parentElement;\n\n            // Ensure the class gets removed from anything that had it before\n            clearClassNames(target);\n\n            if (event.type === 'dragover') {\n                target.classList.add(CLASS_DRAG_OVER);\n            }\n        },\n\n        handleDrop: function (event) {\n            // Prevent file from opening in the current window\n            event.preventDefault();\n            event.stopPropagation();\n            // Select the dropping target, and set the selection to the end of the target\n            // https://github.com/yabwe/medium-editor/issues/980\n            this.base.selectElement(event.target);\n            var selection = this.base.exportSelection();\n            selection.start = selection.end;\n            this.base.importSelection(selection);\n            // IE9 does not support the File API, so prevent file from opening in the window\n            // but also don't try to actually get the file\n            if (event.dataTransfer.files) {\n                Array.prototype.slice.call(event.dataTransfer.files).forEach(function (file) {\n                    if (this.isAllowedFile(file)) {\n                        if (file.type.match('image')) {\n                            this.insertImageFile(file);\n                        }\n                    }\n                }, this);\n            }\n\n            // Make sure we remove our class from everything\n            clearClassNames(event.target);\n        },\n\n        isAllowedFile: function (file) {\n            return this.allowedTypes.some(function (fileType) {\n                return !!file.type.match(fileType);\n            });\n        },\n\n        insertImageFile: function (file) {\n            if (typeof FileReader !== 'function') {\n                return;\n            }\n            var fileReader = new FileReader();\n            fileReader.readAsDataURL(file);\n\n            // attach the onload event handler, makes it easier to listen in with jasmine\n            fileReader.addEventListener('load', function (e) {\n                var addImageElement = this.document.createElement('img');\n                addImageElement.src = e.target.result;\n                MediumEditor.util.insertHTMLCommand(this.document, addImageElement.outerHTML);\n            }.bind(this));\n        }\n    });\n\n    MediumEditor.extensions.fileDragging = FileDragging;\n}());\n\n(function () {\n    'use strict';\n\n    var KeyboardCommands = MediumEditor.Extension.extend({\n        name: 'keyboard-commands',\n\n        /* KeyboardCommands Options */\n\n        /* commands: [Array]\n         * Array of objects describing each command and the combination of keys that will trigger it\n         * Required for each object:\n         *   command [String] (argument passed to editor.execAction())\n         *   key [String] (keyboard character that triggers this command)\n         *   meta [boolean] (whether the ctrl/meta key has to be active or inactive)\n         *   shift [boolean] (whether the shift key has to be active or inactive)\n         *   alt [boolean] (whether the alt key has to be active or inactive)\n         */\n        commands: [\n            {\n                command: 'bold',\n                key: 'B',\n                meta: true,\n                shift: false,\n                alt: false\n            },\n            {\n                command: 'italic',\n                key: 'I',\n                meta: true,\n                shift: false,\n                alt: false\n            },\n            {\n                command: 'underline',\n                key: 'U',\n                meta: true,\n                shift: false,\n                alt: false\n            }\n        ],\n\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.subscribe('editableKeydown', this.handleKeydown.bind(this));\n            this.keys = {};\n            this.commands.forEach(function (command) {\n                var keyCode = command.key.charCodeAt(0);\n                if (!this.keys[keyCode]) {\n                    this.keys[keyCode] = [];\n                }\n                this.keys[keyCode].push(command);\n            }, this);\n        },\n\n        handleKeydown: function (event) {\n            var keyCode = MediumEditor.util.getKeyCode(event);\n            if (!this.keys[keyCode]) {\n                return;\n            }\n\n            var isMeta = MediumEditor.util.isMetaCtrlKey(event),\n                isShift = !!event.shiftKey,\n                isAlt = !!event.altKey;\n\n            this.keys[keyCode].forEach(function (data) {\n                if (data.meta === isMeta &&\n                    data.shift === isShift &&\n                    (data.alt === isAlt ||\n                     undefined === data.alt)) { // TODO deprecated: remove check for undefined === data.alt when jumping to 6.0.0\n                    event.preventDefault();\n                    event.stopPropagation();\n\n                    // command can be a function to execute\n                    if (typeof data.command === 'function') {\n                        data.command.apply(this);\n                    }\n                    // command can be false so the shortcut is just disabled\n                    else if (false !== data.command) {\n                        this.execAction(data.command);\n                    }\n                }\n            }, this);\n        }\n    });\n\n    MediumEditor.extensions.keyboardCommands = KeyboardCommands;\n}());\n\n(function () {\n    'use strict';\n\n    var FontNameForm = MediumEditor.extensions.form.extend({\n\n        name: 'fontname',\n        action: 'fontName',\n        aria: 'change font name',\n        contentDefault: '&#xB1;', // ±\n        contentFA: '<i class=\"fa fa-font\"></i>',\n\n        fonts: ['', 'Arial', 'Verdana', 'Times New Roman'],\n\n        init: function () {\n            MediumEditor.extensions.form.prototype.init.apply(this, arguments);\n        },\n\n        // Called when the button the toolbar is clicked\n        // Overrides ButtonExtension.handleClick\n        handleClick: function (event) {\n            event.preventDefault();\n            event.stopPropagation();\n\n            if (!this.isDisplayed()) {\n                // Get FontName of current selection (convert to string since IE returns this as number)\n                var fontName = this.document.queryCommandValue('fontName') + '';\n                this.showForm(fontName);\n            }\n\n            return false;\n        },\n\n        // Called by medium-editor to append form to the toolbar\n        getForm: function () {\n            if (!this.form) {\n                this.form = this.createForm();\n            }\n            return this.form;\n        },\n\n        // Used by medium-editor when the default toolbar is to be displayed\n        isDisplayed: function () {\n            return this.getForm().style.display === 'block';\n        },\n\n        hideForm: function () {\n            this.getForm().style.display = 'none';\n            this.getSelect().value = '';\n        },\n\n        showForm: function (fontName) {\n            var select = this.getSelect();\n\n            this.base.saveSelection();\n            this.hideToolbarDefaultActions();\n            this.getForm().style.display = 'block';\n            this.setToolbarPosition();\n\n            select.value = fontName || '';\n            select.focus();\n        },\n\n        // Called by core when tearing down medium-editor (destroy)\n        destroy: function () {\n            if (!this.form) {\n                return false;\n            }\n\n            if (this.form.parentNode) {\n                this.form.parentNode.removeChild(this.form);\n            }\n\n            delete this.form;\n        },\n\n        // core methods\n\n        doFormSave: function () {\n            this.base.restoreSelection();\n            this.base.checkSelection();\n        },\n\n        doFormCancel: function () {\n            this.base.restoreSelection();\n            this.clearFontName();\n            this.base.checkSelection();\n        },\n\n        // form creation and event handling\n        createForm: function () {\n            var doc = this.document,\n                form = doc.createElement('div'),\n                select = doc.createElement('select'),\n                close = doc.createElement('a'),\n                save = doc.createElement('a'),\n                option;\n\n            // Font Name Form (div)\n            form.className = 'medium-editor-toolbar-form';\n            form.id = 'medium-editor-toolbar-form-fontname-' + this.getEditorId();\n\n            // Handle clicks on the form itself\n            this.on(form, 'click', this.handleFormClick.bind(this));\n\n            // Add font names\n            for (var i = 0; i<this.fonts.length; i++) {\n                option = doc.createElement('option');\n                option.innerHTML = this.fonts[i];\n                option.value = this.fonts[i];\n                select.appendChild(option);\n            }\n\n            select.className = 'medium-editor-toolbar-select';\n            form.appendChild(select);\n\n            // Handle typing in the textbox\n            this.on(select, 'change', this.handleFontChange.bind(this));\n\n            // Add save buton\n            save.setAttribute('href', '#');\n            save.className = 'medium-editor-toobar-save';\n            save.innerHTML = this.getEditorOption('buttonLabels') === 'fontawesome' ?\n                             '<i class=\"fa fa-check\"></i>' :\n                             '&#10003;';\n            form.appendChild(save);\n\n            // Handle save button clicks (capture)\n            this.on(save, 'click', this.handleSaveClick.bind(this), true);\n\n            // Add close button\n            close.setAttribute('href', '#');\n            close.className = 'medium-editor-toobar-close';\n            close.innerHTML = this.getEditorOption('buttonLabels') === 'fontawesome' ?\n                              '<i class=\"fa fa-times\"></i>' :\n                              '&times;';\n            form.appendChild(close);\n\n            // Handle close button clicks\n            this.on(close, 'click', this.handleCloseClick.bind(this));\n\n            return form;\n        },\n\n        getSelect: function () {\n            return this.getForm().querySelector('select.medium-editor-toolbar-select');\n        },\n\n        clearFontName: function () {\n            MediumEditor.selection.getSelectedElements(this.document).forEach(function (el) {\n                if (el.nodeName.toLowerCase() === 'font' && el.hasAttribute('face')) {\n                    el.removeAttribute('face');\n                }\n            });\n        },\n\n        handleFontChange: function () {\n            var font = this.getSelect().value;\n            if (font === '') {\n                this.clearFontName();\n            } else {\n                this.execAction('fontName', { value: font });\n            }\n        },\n\n        handleFormClick: function (event) {\n            // make sure not to hide form when clicking inside the form\n            event.stopPropagation();\n        },\n\n        handleSaveClick: function (event) {\n            // Clicking Save -> create the font size\n            event.preventDefault();\n            this.doFormSave();\n        },\n\n        handleCloseClick: function (event) {\n            // Click Close -> close the form\n            event.preventDefault();\n            this.doFormCancel();\n        }\n    });\n\n    MediumEditor.extensions.fontName = FontNameForm;\n}());\n\n(function () {\n    'use strict';\n\n    var FontSizeForm = MediumEditor.extensions.form.extend({\n\n        name: 'fontsize',\n        action: 'fontSize',\n        aria: 'increase/decrease font size',\n        contentDefault: '&#xB1;', // ±\n        contentFA: '<i class=\"fa fa-text-height\"></i>',\n\n        init: function () {\n            MediumEditor.extensions.form.prototype.init.apply(this, arguments);\n        },\n\n        // Called when the button the toolbar is clicked\n        // Overrides ButtonExtension.handleClick\n        handleClick: function (event) {\n            event.preventDefault();\n            event.stopPropagation();\n\n            if (!this.isDisplayed()) {\n                // Get fontsize of current selection (convert to string since IE returns this as number)\n                var fontSize = this.document.queryCommandValue('fontSize') + '';\n                this.showForm(fontSize);\n            }\n\n            return false;\n        },\n\n        // Called by medium-editor to append form to the toolbar\n        getForm: function () {\n            if (!this.form) {\n                this.form = this.createForm();\n            }\n            return this.form;\n        },\n\n        // Used by medium-editor when the default toolbar is to be displayed\n        isDisplayed: function () {\n            return this.getForm().style.display === 'block';\n        },\n\n        hideForm: function () {\n            this.getForm().style.display = 'none';\n            this.getInput().value = '';\n        },\n\n        showForm: function (fontSize) {\n            var input = this.getInput();\n\n            this.base.saveSelection();\n            this.hideToolbarDefaultActions();\n            this.getForm().style.display = 'block';\n            this.setToolbarPosition();\n\n            input.value = fontSize || '';\n            input.focus();\n        },\n\n        // Called by core when tearing down medium-editor (destroy)\n        destroy: function () {\n            if (!this.form) {\n                return false;\n            }\n\n            if (this.form.parentNode) {\n                this.form.parentNode.removeChild(this.form);\n            }\n\n            delete this.form;\n        },\n\n        // core methods\n\n        doFormSave: function () {\n            this.base.restoreSelection();\n            this.base.checkSelection();\n        },\n\n        doFormCancel: function () {\n            this.base.restoreSelection();\n            this.clearFontSize();\n            this.base.checkSelection();\n        },\n\n        // form creation and event handling\n        createForm: function () {\n            var doc = this.document,\n                form = doc.createElement('div'),\n                input = doc.createElement('input'),\n                close = doc.createElement('a'),\n                save = doc.createElement('a');\n\n            // Font Size Form (div)\n            form.className = 'medium-editor-toolbar-form';\n            form.id = 'medium-editor-toolbar-form-fontsize-' + this.getEditorId();\n\n            // Handle clicks on the form itself\n            this.on(form, 'click', this.handleFormClick.bind(this));\n\n            // Add font size slider\n            input.setAttribute('type', 'range');\n            input.setAttribute('min', '1');\n            input.setAttribute('max', '7');\n            input.className = 'medium-editor-toolbar-input';\n            form.appendChild(input);\n\n            // Handle typing in the textbox\n            this.on(input, 'change', this.handleSliderChange.bind(this));\n\n            // Add save buton\n            save.setAttribute('href', '#');\n            save.className = 'medium-editor-toobar-save';\n            save.innerHTML = this.getEditorOption('buttonLabels') === 'fontawesome' ?\n                             '<i class=\"fa fa-check\"></i>' :\n                             '&#10003;';\n            form.appendChild(save);\n\n            // Handle save button clicks (capture)\n            this.on(save, 'click', this.handleSaveClick.bind(this), true);\n\n            // Add close button\n            close.setAttribute('href', '#');\n            close.className = 'medium-editor-toobar-close';\n            close.innerHTML = this.getEditorOption('buttonLabels') === 'fontawesome' ?\n                              '<i class=\"fa fa-times\"></i>' :\n                              '&times;';\n            form.appendChild(close);\n\n            // Handle close button clicks\n            this.on(close, 'click', this.handleCloseClick.bind(this));\n\n            return form;\n        },\n\n        getInput: function () {\n            return this.getForm().querySelector('input.medium-editor-toolbar-input');\n        },\n\n        clearFontSize: function () {\n            MediumEditor.selection.getSelectedElements(this.document).forEach(function (el) {\n                if (el.nodeName.toLowerCase() === 'font' && el.hasAttribute('size')) {\n                    el.removeAttribute('size');\n                }\n            });\n        },\n\n        handleSliderChange: function () {\n            var size = this.getInput().value;\n            if (size === '4') {\n                this.clearFontSize();\n            } else {\n                this.execAction('fontSize', { value: size });\n            }\n        },\n\n        handleFormClick: function (event) {\n            // make sure not to hide form when clicking inside the form\n            event.stopPropagation();\n        },\n\n        handleSaveClick: function (event) {\n            // Clicking Save -> create the font size\n            event.preventDefault();\n            this.doFormSave();\n        },\n\n        handleCloseClick: function (event) {\n            // Click Close -> close the form\n            event.preventDefault();\n            this.doFormCancel();\n        }\n    });\n\n    MediumEditor.extensions.fontSize = FontSizeForm;\n}());\n(function () {\n    'use strict';\n\n    /* Helpers and internal variables that don't need to be members of actual paste handler */\n\n    var pasteBinDefaultContent = '%ME_PASTEBIN%',\n        lastRange = null,\n        keyboardPasteEditable = null,\n        stopProp = function (event) {\n            event.stopPropagation();\n        };\n\n    /*jslint regexp: true*/\n    /*\n        jslint does not allow character negation, because the negation\n        will not match any unicode characters. In the regexes in this\n        block, negation is used specifically to match the end of an html\n        tag, and in fact unicode characters *should* be allowed.\n    */\n    function createReplacements() {\n        return [\n            // Remove anything but the contents within the BODY element\n            [new RegExp(/^[\\s\\S]*<body[^>]*>\\s*|\\s*<\\/body[^>]*>[\\s\\S]*$/g), ''],\n\n            // cleanup comments added by Chrome when pasting html\n            [new RegExp(/<!--StartFragment-->|<!--EndFragment-->/g), ''],\n\n            // Trailing BR elements\n            [new RegExp(/<br>$/i), ''],\n\n            // replace two bogus tags that begin pastes from google docs\n            [new RegExp(/<[^>]*docs-internal-guid[^>]*>/gi), ''],\n            [new RegExp(/<\\/b>(<br[^>]*>)?$/gi), ''],\n\n             // un-html spaces and newlines inserted by OS X\n            [new RegExp(/<span class=\"Apple-converted-space\">\\s+<\\/span>/g), ' '],\n            [new RegExp(/<br class=\"Apple-interchange-newline\">/g), '<br>'],\n\n            // replace google docs italics+bold with a span to be replaced once the html is inserted\n            [new RegExp(/<span[^>]*(font-style:italic;font-weight:(bold|700)|font-weight:(bold|700);font-style:italic)[^>]*>/gi), '<span class=\"replace-with italic bold\">'],\n\n            // replace google docs italics with a span to be replaced once the html is inserted\n            [new RegExp(/<span[^>]*font-style:italic[^>]*>/gi), '<span class=\"replace-with italic\">'],\n\n            //[replace google docs bolds with a span to be replaced once the html is inserted\n            [new RegExp(/<span[^>]*font-weight:(bold|700)[^>]*>/gi), '<span class=\"replace-with bold\">'],\n\n             // replace manually entered b/i/a tags with real ones\n            [new RegExp(/&lt;(\\/?)(i|b|a)&gt;/gi), '<$1$2>'],\n\n             // replace manually a tags with real ones, converting smart-quotes from google docs\n            [new RegExp(/&lt;a(?:(?!href).)+href=(?:&quot;|&rdquo;|&ldquo;|\"|“|”)(((?!&quot;|&rdquo;|&ldquo;|\"|“|”).)*)(?:&quot;|&rdquo;|&ldquo;|\"|“|”)(?:(?!&gt;).)*&gt;/gi), '<a href=\"$1\">'],\n\n            // Newlines between paragraphs in html have no syntactic value,\n            // but then have a tendency to accidentally become additional paragraphs down the line\n            [new RegExp(/<\\/p>\\n+/gi), '</p>'],\n            [new RegExp(/\\n+<p/gi), '<p'],\n\n            // Microsoft Word makes these odd tags, like <o:p></o:p>\n            [new RegExp(/<\\/?o:[a-z]*>/gi), ''],\n\n            // Microsoft Word adds some special elements around list items\n            [new RegExp(/<!\\[if !supportLists\\]>(((?!<!).)*)<!\\[endif]\\>/gi), '$1']\n        ];\n    }\n    /*jslint regexp: false*/\n\n    /**\n     * Gets various content types out of the Clipboard API. It will also get the\n     * plain text using older IE and WebKit API.\n     *\n     * @param {event} event Event fired on paste.\n     * @param {win} reference to window\n     * @param {doc} reference to document\n     * @return {Object} Object with mime types and data for those mime types.\n     */\n    function getClipboardContent(event, win, doc) {\n        var dataTransfer = event.clipboardData || win.clipboardData || doc.dataTransfer,\n            data = {};\n\n        if (!dataTransfer) {\n            return data;\n        }\n\n        // Use old WebKit/IE API\n        if (dataTransfer.getData) {\n            var legacyText = dataTransfer.getData('Text');\n            if (legacyText && legacyText.length > 0) {\n                data['text/plain'] = legacyText;\n            }\n        }\n\n        if (dataTransfer.types) {\n            for (var i = 0; i < dataTransfer.types.length; i++) {\n                var contentType = dataTransfer.types[i];\n                data[contentType] = dataTransfer.getData(contentType);\n            }\n        }\n\n        return data;\n    }\n\n    var PasteHandler = MediumEditor.Extension.extend({\n        /* Paste Options */\n\n        /* forcePlainText: [boolean]\n         * Forces pasting as plain text.\n         */\n        forcePlainText: true,\n\n        /* cleanPastedHTML: [boolean]\n         * cleans pasted content from different sources, like google docs etc.\n         */\n        cleanPastedHTML: false,\n\n        /* preCleanReplacements: [Array]\n         * custom pairs (2 element arrays) of RegExp and replacement text to use during past when\n         * __forcePlainText__ or __cleanPastedHTML__ are `true` OR when calling `cleanPaste(text)` helper method.\n         * These replacements are executed before any medium editor defined replacements.\n         */\n        preCleanReplacements: [],\n\n        /* cleanReplacements: [Array]\n         * custom pairs (2 element arrays) of RegExp and replacement text to use during paste when\n         * __forcePlainText__ or __cleanPastedHTML__ are `true` OR when calling `cleanPaste(text)` helper method.\n         * These replacements are executed after any medium editor defined replacements.\n         */\n        cleanReplacements: [],\n\n        /* cleanAttrs:: [Array]\n         * list of element attributes to remove during paste when __cleanPastedHTML__ is `true` or when\n         * calling `cleanPaste(text)` or `pasteHTML(html, options)` helper methods.\n         */\n        cleanAttrs: ['class', 'style', 'dir'],\n\n        /* cleanTags: [Array]\n         * list of element tag names to remove during paste when __cleanPastedHTML__ is `true` or when\n         * calling `cleanPaste(text)` or `pasteHTML(html, options)` helper methods.\n         */\n        cleanTags: ['meta'],\n\n        /* unwrapTags: [Array]\n         * list of element tag names to unwrap (remove the element tag but retain its child elements)\n         * during paste when __cleanPastedHTML__ is `true` or when\n         * calling `cleanPaste(text)` or `pasteHTML(html, options)` helper methods.\n         */\n        unwrapTags: [],\n\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            if (this.forcePlainText || this.cleanPastedHTML) {\n                this.subscribe('editableKeydown', this.handleKeydown.bind(this));\n                // We need access to the full event data in paste\n                // so we can't use the editablePaste event here\n                this.getEditorElements().forEach(function (element) {\n                    this.on(element, 'paste', this.handlePaste.bind(this));\n                }, this);\n                this.subscribe('addElement', this.handleAddElement.bind(this));\n            }\n        },\n\n        handleAddElement: function (event, editable) {\n            this.on(editable, 'paste', this.handlePaste.bind(this));\n        },\n\n        destroy: function () {\n            // Make sure pastebin is destroyed in case it's still around for some reason\n            if (this.forcePlainText || this.cleanPastedHTML) {\n                this.removePasteBin();\n            }\n        },\n\n        handlePaste: function (event, editable) {\n            if (event.defaultPrevented) {\n                return;\n            }\n\n            var clipboardContent = getClipboardContent(event, this.window, this.document),\n                pastedHTML = clipboardContent['text/html'],\n                pastedPlain = clipboardContent['text/plain'];\n\n            if (this.window.clipboardData && event.clipboardData === undefined && !pastedHTML) {\n                // If window.clipboardData exists, but event.clipboardData doesn't exist,\n                // we're probably in IE. IE only has two possibilities for clipboard\n                // data format: 'Text' and 'URL'.\n                //\n                // For IE, we'll fallback to 'Text' for text/html\n                pastedHTML = pastedPlain;\n            }\n\n            if (pastedHTML || pastedPlain) {\n                event.preventDefault();\n\n                this.doPaste(pastedHTML, pastedPlain, editable);\n            }\n        },\n\n        doPaste: function (pastedHTML, pastedPlain, editable) {\n            var paragraphs,\n                html = '',\n                p;\n\n            if (this.cleanPastedHTML && pastedHTML) {\n                return this.cleanPaste(pastedHTML);\n            }\n\n            if (!pastedPlain) {\n                return;\n            }\n\n            if (!(this.getEditorOption('disableReturn') || (editable && editable.getAttribute('data-disable-return')))) {\n                paragraphs = pastedPlain.split(/[\\r\\n]+/g);\n                // If there are no \\r\\n in data, don't wrap in <p>\n                if (paragraphs.length > 1) {\n                    for (p = 0; p < paragraphs.length; p += 1) {\n                        if (paragraphs[p] !== '') {\n                            html += '<p>' + MediumEditor.util.htmlEntities(paragraphs[p]) + '</p>';\n                        }\n                    }\n                } else {\n                    html = MediumEditor.util.htmlEntities(paragraphs[0]);\n                }\n            } else {\n                html = MediumEditor.util.htmlEntities(pastedPlain);\n            }\n            MediumEditor.util.insertHTMLCommand(this.document, html);\n        },\n\n        handlePasteBinPaste: function (event) {\n            if (event.defaultPrevented) {\n                this.removePasteBin();\n                return;\n            }\n\n            var clipboardContent = getClipboardContent(event, this.window, this.document),\n                pastedHTML = clipboardContent['text/html'],\n                pastedPlain = clipboardContent['text/plain'],\n                editable = keyboardPasteEditable;\n\n            // If we have valid html already, or we're not in cleanPastedHTML mode\n            // we can ignore the paste bin and just paste now\n            if (!this.cleanPastedHTML || pastedHTML) {\n                event.preventDefault();\n                this.removePasteBin();\n                this.doPaste(pastedHTML, pastedPlain, editable);\n\n                // The event handling code listens for paste on the editable element\n                // in order to trigger the editablePaste event.  Since this paste event\n                // is happening on the pastebin, the event handling code never knows about it\n                // So, we have to trigger editablePaste manually\n                this.trigger('editablePaste', { currentTarget: editable, target: editable }, editable);\n                return;\n            }\n\n            // We need to look at the paste bin, so do a setTimeout to let the paste\n            // fall through into the paste bin\n            setTimeout(function () {\n                // Only look for HTML if we're in cleanPastedHTML mode\n                if (this.cleanPastedHTML) {\n                    // If clipboard didn't have HTML, try the paste bin\n                    pastedHTML = this.getPasteBinHtml();\n                }\n\n                // If we needed the paste bin, we're done with it now, remove it\n                this.removePasteBin();\n\n                // Handle the paste with the html from the paste bin\n                this.doPaste(pastedHTML, pastedPlain, editable);\n\n                // The event handling code listens for paste on the editable element\n                // in order to trigger the editablePaste event.  Since this paste event\n                // is happening on the pastebin, the event handling code never knows about it\n                // So, we have to trigger editablePaste manually\n                this.trigger('editablePaste', { currentTarget: editable, target: editable }, editable);\n            }.bind(this), 0);\n        },\n\n        handleKeydown: function (event, editable) {\n            // if it's not Ctrl+V, do nothing\n            if (!(MediumEditor.util.isKey(event, MediumEditor.util.keyCode.V) && MediumEditor.util.isMetaCtrlKey(event))) {\n                return;\n            }\n\n            event.stopImmediatePropagation();\n\n            this.removePasteBin();\n            this.createPasteBin(editable);\n        },\n\n        createPasteBin: function (editable) {\n            var rects,\n                range = MediumEditor.selection.getSelectionRange(this.document),\n                top = this.window.pageYOffset;\n\n            keyboardPasteEditable = editable;\n\n            if (range) {\n                rects = range.getClientRects();\n\n                // on empty line, rects is empty so we grab information from the first container of the range\n                if (rects.length) {\n                    top += rects[0].top;\n                } else if (range.startContainer.getBoundingClientRect !== undefined) {\n                    top += range.startContainer.getBoundingClientRect().top;\n                } else {\n                    top += range.getBoundingClientRect().top;\n                }\n            }\n\n            lastRange = range;\n\n            var pasteBinElm = this.document.createElement('div');\n            pasteBinElm.id = this.pasteBinId = 'medium-editor-pastebin-' + (+Date.now());\n            pasteBinElm.setAttribute('style', 'border: 1px red solid; position: absolute; top: ' + top + 'px; width: 10px; height: 10px; overflow: hidden; opacity: 0');\n            pasteBinElm.setAttribute('contentEditable', true);\n            pasteBinElm.innerHTML = pasteBinDefaultContent;\n\n            this.document.body.appendChild(pasteBinElm);\n\n            // avoid .focus() to stop other event (actually the paste event)\n            this.on(pasteBinElm, 'focus', stopProp);\n            this.on(pasteBinElm, 'focusin', stopProp);\n            this.on(pasteBinElm, 'focusout', stopProp);\n\n            pasteBinElm.focus();\n\n            MediumEditor.selection.selectNode(pasteBinElm, this.document);\n\n            if (!this.boundHandlePaste) {\n                this.boundHandlePaste = this.handlePasteBinPaste.bind(this);\n            }\n\n            this.on(pasteBinElm, 'paste', this.boundHandlePaste);\n        },\n\n        removePasteBin: function () {\n            if (null !== lastRange) {\n                MediumEditor.selection.selectRange(this.document, lastRange);\n                lastRange = null;\n            }\n\n            if (null !== keyboardPasteEditable) {\n                keyboardPasteEditable = null;\n            }\n\n            var pasteBinElm = this.getPasteBin();\n            if (!pasteBinElm) {\n                return;\n            }\n\n            if (pasteBinElm) {\n                this.off(pasteBinElm, 'focus', stopProp);\n                this.off(pasteBinElm, 'focusin', stopProp);\n                this.off(pasteBinElm, 'focusout', stopProp);\n                this.off(pasteBinElm, 'paste', this.boundHandlePaste);\n                pasteBinElm.parentElement.removeChild(pasteBinElm);\n            }\n        },\n\n        getPasteBin: function () {\n            return this.document.getElementById(this.pasteBinId);\n        },\n\n        getPasteBinHtml: function () {\n            var pasteBinElm = this.getPasteBin();\n\n            if (!pasteBinElm) {\n                return false;\n            }\n\n            // WebKit has a nice bug where it clones the paste bin if you paste from for example notepad\n            // so we need to force plain text mode in this case\n            if (pasteBinElm.firstChild && pasteBinElm.firstChild.id === 'mcepastebin') {\n                return false;\n            }\n\n            var pasteBinHtml = pasteBinElm.innerHTML;\n\n            // If paste bin is empty try using plain text mode\n            // since that is better than nothing right\n            if (!pasteBinHtml || pasteBinHtml === pasteBinDefaultContent) {\n                return false;\n            }\n\n            return pasteBinHtml;\n        },\n\n        cleanPaste: function (text) {\n            var i, elList, tmp, workEl,\n                multiline = /<p|<br|<div/.test(text),\n                replacements = [].concat(\n                    this.preCleanReplacements || [],\n                    createReplacements(),\n                    this.cleanReplacements || []);\n\n            for (i = 0; i < replacements.length; i += 1) {\n                text = text.replace(replacements[i][0], replacements[i][1]);\n            }\n\n            if (!multiline) {\n                return this.pasteHTML(text);\n            }\n\n            // create a temporary div to cleanup block elements\n            tmp = this.document.createElement('div');\n\n            // double br's aren't converted to p tags, but we want paragraphs.\n            tmp.innerHTML = '<p>' + text.split('<br><br>').join('</p><p>') + '</p>';\n\n            // block element cleanup\n            elList = tmp.querySelectorAll('a,p,div,br');\n            for (i = 0; i < elList.length; i += 1) {\n                workEl = elList[i];\n\n                // Microsoft Word replaces some spaces with newlines.\n                // While newlines between block elements are meaningless, newlines within\n                // elements are sometimes actually spaces.\n                workEl.innerHTML = workEl.innerHTML.replace(/\\n/gi, ' ');\n\n                switch (workEl.nodeName.toLowerCase()) {\n                    case 'p':\n                    case 'div':\n                        this.filterCommonBlocks(workEl);\n                        break;\n                    case 'br':\n                        this.filterLineBreak(workEl);\n                        break;\n                }\n            }\n\n            this.pasteHTML(tmp.innerHTML);\n        },\n\n        pasteHTML: function (html, options) {\n            options = MediumEditor.util.defaults({}, options, {\n                cleanAttrs: this.cleanAttrs,\n                cleanTags: this.cleanTags,\n                unwrapTags: this.unwrapTags\n            });\n\n            var elList, workEl, i, fragmentBody, pasteBlock = this.document.createDocumentFragment();\n\n            pasteBlock.appendChild(this.document.createElement('body'));\n\n            fragmentBody = pasteBlock.querySelector('body');\n            fragmentBody.innerHTML = html;\n\n            this.cleanupSpans(fragmentBody);\n\n            elList = fragmentBody.querySelectorAll('*');\n            for (i = 0; i < elList.length; i += 1) {\n                workEl = elList[i];\n\n                if ('a' === workEl.nodeName.toLowerCase() && this.getEditorOption('targetBlank')) {\n                    MediumEditor.util.setTargetBlank(workEl);\n                }\n\n                MediumEditor.util.cleanupAttrs(workEl, options.cleanAttrs);\n                MediumEditor.util.cleanupTags(workEl, options.cleanTags);\n                MediumEditor.util.unwrapTags(workEl, options.unwrapTags);\n            }\n\n            MediumEditor.util.insertHTMLCommand(this.document, fragmentBody.innerHTML.replace(/&nbsp;/g, ' '));\n        },\n\n        // TODO (6.0): Make this an internal helper instead of member of paste handler\n        isCommonBlock: function (el) {\n            return (el && (el.nodeName.toLowerCase() === 'p' || el.nodeName.toLowerCase() === 'div'));\n        },\n\n        // TODO (6.0): Make this an internal helper instead of member of paste handler\n        filterCommonBlocks: function (el) {\n            if (/^\\s*$/.test(el.textContent) && el.parentNode) {\n                el.parentNode.removeChild(el);\n            }\n        },\n\n        // TODO (6.0): Make this an internal helper instead of member of paste handler\n        filterLineBreak: function (el) {\n            if (this.isCommonBlock(el.previousElementSibling)) {\n                // remove stray br's following common block elements\n                this.removeWithParent(el);\n            } else if (this.isCommonBlock(el.parentNode) && (el.parentNode.firstChild === el || el.parentNode.lastChild === el)) {\n                // remove br's just inside open or close tags of a div/p\n                this.removeWithParent(el);\n            } else if (el.parentNode && el.parentNode.childElementCount === 1 && el.parentNode.textContent === '') {\n                // and br's that are the only child of elements other than div/p\n                this.removeWithParent(el);\n            }\n        },\n\n        // TODO (6.0): Make this an internal helper instead of member of paste handler\n        // remove an element, including its parent, if it is the only element within its parent\n        removeWithParent: function (el) {\n            if (el && el.parentNode) {\n                if (el.parentNode.parentNode && el.parentNode.childElementCount === 1) {\n                    el.parentNode.parentNode.removeChild(el.parentNode);\n                } else {\n                    el.parentNode.removeChild(el);\n                }\n            }\n        },\n\n        // TODO (6.0): Make this an internal helper instead of member of paste handler\n        cleanupSpans: function (containerEl) {\n            var i,\n                el,\n                newEl,\n                spans = containerEl.querySelectorAll('.replace-with'),\n                isCEF = function (el) {\n                    return (el && el.nodeName !== '#text' && el.getAttribute('contenteditable') === 'false');\n                };\n\n            for (i = 0; i < spans.length; i += 1) {\n                el = spans[i];\n                newEl = this.document.createElement(el.classList.contains('bold') ? 'b' : 'i');\n\n                if (el.classList.contains('bold') && el.classList.contains('italic')) {\n                    // add an i tag as well if this has both italics and bold\n                    newEl.innerHTML = '<i>' + el.innerHTML + '</i>';\n                } else {\n                    newEl.innerHTML = el.innerHTML;\n                }\n                el.parentNode.replaceChild(newEl, el);\n            }\n\n            spans = containerEl.querySelectorAll('span');\n            for (i = 0; i < spans.length; i += 1) {\n                el = spans[i];\n\n                // bail if span is in contenteditable = false\n                if (MediumEditor.util.traverseUp(el, isCEF)) {\n                    return false;\n                }\n\n                // remove empty spans, replace others with their contents\n                MediumEditor.util.unwrap(el, this.document);\n            }\n        }\n    });\n\n    MediumEditor.extensions.paste = PasteHandler;\n}());\n\n(function () {\n    'use strict';\n\n    var Placeholder = MediumEditor.Extension.extend({\n        name: 'placeholder',\n\n        /* Placeholder Options */\n\n        /* text: [string]\n         * Text to display in the placeholder\n         */\n        text: 'Type your text',\n\n        /* hideOnClick: [boolean]\n         * Should we hide the placeholder on click (true) or when user starts typing (false)\n         */\n        hideOnClick: true,\n\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.initPlaceholders();\n            this.attachEventHandlers();\n        },\n\n        initPlaceholders: function () {\n            this.getEditorElements().forEach(this.initElement, this);\n        },\n\n        handleAddElement: function (event, editable) {\n            this.initElement(editable);\n        },\n\n        initElement: function (el) {\n            if (!el.getAttribute('data-placeholder')) {\n                el.setAttribute('data-placeholder', this.text);\n            }\n            this.updatePlaceholder(el);\n        },\n\n        destroy: function () {\n            this.getEditorElements().forEach(this.cleanupElement, this);\n        },\n\n        handleRemoveElement: function (event, editable) {\n            this.cleanupElement(editable);\n        },\n\n        cleanupElement: function (el) {\n            if (el.getAttribute('data-placeholder') === this.text) {\n                el.removeAttribute('data-placeholder');\n            }\n        },\n\n        showPlaceholder: function (el) {\n            if (el) {\n                // https://github.com/yabwe/medium-editor/issues/234\n                // In firefox, styling the placeholder with an absolutely positioned\n                // pseudo element causes the cursor to appear in a bad location\n                // when the element is completely empty, so apply a different class to\n                // style it with a relatively positioned pseudo element\n                if (MediumEditor.util.isFF && el.childNodes.length === 0) {\n                    el.classList.add('medium-editor-placeholder-relative');\n                    el.classList.remove('medium-editor-placeholder');\n                } else {\n                    el.classList.add('medium-editor-placeholder');\n                    el.classList.remove('medium-editor-placeholder-relative');\n                }\n            }\n        },\n\n        hidePlaceholder: function (el) {\n            if (el) {\n                el.classList.remove('medium-editor-placeholder');\n                el.classList.remove('medium-editor-placeholder-relative');\n            }\n        },\n\n        updatePlaceholder: function (el, dontShow) {\n            // If the element has content, hide the placeholder\n            if (el.querySelector('img, blockquote, ul, ol, table') || (el.textContent.replace(/^\\s+|\\s+$/g, '') !== '')) {\n                return this.hidePlaceholder(el);\n            }\n\n            if (!dontShow) {\n                this.showPlaceholder(el);\n            }\n        },\n\n        attachEventHandlers: function () {\n            if (this.hideOnClick) {\n                // For the 'hideOnClick' option, the placeholder should always be hidden on focus\n                this.subscribe('focus', this.handleFocus.bind(this));\n            }\n\n            // If the editor has content, it should always hide the placeholder\n            this.subscribe('editableInput', this.handleInput.bind(this));\n\n            // When the editor loses focus, check if the placeholder should be visible\n            this.subscribe('blur', this.handleBlur.bind(this));\n\n            // Need to know when elements are added/removed from the editor\n            this.subscribe('addElement', this.handleAddElement.bind(this));\n            this.subscribe('removeElement', this.handleRemoveElement.bind(this));\n        },\n\n        handleInput: function (event, element) {\n            // If the placeholder should be hidden on focus and the\n            // element has focus, don't show the placeholder\n            var dontShow = this.hideOnClick && (element === this.base.getFocusedElement());\n\n            // Editor's content has changed, check if the placeholder should be hidden\n            this.updatePlaceholder(element, dontShow);\n        },\n\n        handleFocus: function (event, element) {\n            // Editor has focus, hide the placeholder\n            this.hidePlaceholder(element);\n        },\n\n        handleBlur: function (event, element) {\n            // Editor has lost focus, check if the placeholder should be shown\n            this.updatePlaceholder(element);\n        }\n    });\n\n    MediumEditor.extensions.placeholder = Placeholder;\n}());\n\n(function () {\n    'use strict';\n\n    var Toolbar = MediumEditor.Extension.extend({\n        name: 'toolbar',\n\n        /* Toolbar Options */\n\n        /* align: ['left'|'center'|'right']\n         * When the __static__ option is true, this aligns the static toolbar\n         * relative to the medium-editor element.\n         */\n        align: 'center',\n\n        /* allowMultiParagraphSelection: [boolean]\n         * enables/disables whether the toolbar should be displayed when\n         * selecting multiple paragraphs/block elements\n         */\n        allowMultiParagraphSelection: true,\n\n        /* buttons: [Array]\n         * the names of the set of buttons to display on the toolbar.\n         */\n        buttons: ['bold', 'italic', 'underline', 'anchor', 'h2', 'h3', 'quote'],\n\n        /* diffLeft: [Number]\n         * value in pixels to be added to the X axis positioning of the toolbar.\n         */\n        diffLeft: 0,\n\n        /* diffTop: [Number]\n         * value in pixels to be added to the Y axis positioning of the toolbar.\n         */\n        diffTop: -10,\n\n        /* firstButtonClass: [string]\n         * CSS class added to the first button in the toolbar.\n         */\n        firstButtonClass: 'medium-editor-button-first',\n\n        /* lastButtonClass: [string]\n         * CSS class added to the last button in the toolbar.\n         */\n        lastButtonClass: 'medium-editor-button-last',\n\n        /* standardizeSelectionStart: [boolean]\n         * enables/disables standardizing how the beginning of a range is decided\n         * between browsers whenever the selected text is analyzed for updating toolbar buttons status.\n         */\n        standardizeSelectionStart: false,\n\n        /* static: [boolean]\n         * enable/disable the toolbar always displaying in the same location\n         * relative to the medium-editor element.\n         */\n        static: false,\n\n        /* sticky: [boolean]\n         * When the __static__ option is true, this enables/disables the toolbar\n         * \"sticking\" to the viewport and staying visible on the screen while\n         * the page scrolls.\n         */\n        sticky: false,\n\n        /* stickyTopOffset: [Number]\n         * Value in pixel of the top offset above the toolbar\n         */\n        stickyTopOffset: 0,\n\n        /* updateOnEmptySelection: [boolean]\n         * When the __static__ option is true, this enables/disables updating\n         * the state of the toolbar buttons even when the selection is collapsed\n         * (there is no selection, just a cursor).\n         */\n        updateOnEmptySelection: false,\n\n        /* relativeContainer: [node]\n         * appending the toolbar to a given node instead of body\n         */\n        relativeContainer: null,\n\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.initThrottledMethods();\n\n            if (!this.relativeContainer) {\n                this.getEditorOption('elementsContainer').appendChild(this.getToolbarElement());\n            } else {\n                this.relativeContainer.appendChild(this.getToolbarElement());\n            }\n        },\n\n        // Helper method to execute method for every extension, but ignoring the toolbar extension\n        forEachExtension: function (iterator, context) {\n            return this.base.extensions.forEach(function (command) {\n                if (command === this) {\n                    return;\n                }\n                return iterator.apply(context || this, arguments);\n            }, this);\n        },\n\n        // Toolbar creation/deletion\n\n        createToolbar: function () {\n            var toolbar = this.document.createElement('div');\n\n            toolbar.id = 'medium-editor-toolbar-' + this.getEditorId();\n            toolbar.className = 'medium-editor-toolbar';\n\n            if (this.static) {\n                toolbar.className += ' static-toolbar';\n            } else if (this.relativeContainer) {\n                toolbar.className += ' medium-editor-relative-toolbar';\n            } else {\n                toolbar.className += ' medium-editor-stalker-toolbar';\n            }\n\n            toolbar.appendChild(this.createToolbarButtons());\n\n            // Add any forms that extensions may have\n            this.forEachExtension(function (extension) {\n                if (extension.hasForm) {\n                    toolbar.appendChild(extension.getForm());\n                }\n            });\n\n            this.attachEventHandlers();\n\n            return toolbar;\n        },\n\n        createToolbarButtons: function () {\n            var ul = this.document.createElement('ul'),\n                li,\n                btn,\n                buttons,\n                extension,\n                buttonName,\n                buttonOpts;\n\n            ul.id = 'medium-editor-toolbar-actions' + this.getEditorId();\n            ul.className = 'medium-editor-toolbar-actions';\n            ul.style.display = 'block';\n\n            this.buttons.forEach(function (button) {\n                if (typeof button === 'string') {\n                    buttonName = button;\n                    buttonOpts = null;\n                } else {\n                    buttonName = button.name;\n                    buttonOpts = button;\n                }\n\n                // If the button already exists as an extension, it'll be returned\n                // othwerise it'll create the default built-in button\n                extension = this.base.addBuiltInExtension(buttonName, buttonOpts);\n\n                if (extension && typeof extension.getButton === 'function') {\n                    btn = extension.getButton(this.base);\n                    li = this.document.createElement('li');\n                    if (MediumEditor.util.isElement(btn)) {\n                        li.appendChild(btn);\n                    } else {\n                        li.innerHTML = btn;\n                    }\n                    ul.appendChild(li);\n                }\n            }, this);\n\n            buttons = ul.querySelectorAll('button');\n            if (buttons.length > 0) {\n                buttons[0].classList.add(this.firstButtonClass);\n                buttons[buttons.length - 1].classList.add(this.lastButtonClass);\n            }\n\n            return ul;\n        },\n\n        destroy: function () {\n            if (this.toolbar) {\n                if (this.toolbar.parentNode) {\n                    this.toolbar.parentNode.removeChild(this.toolbar);\n                }\n                delete this.toolbar;\n            }\n        },\n\n        // Toolbar accessors\n\n        getInteractionElements: function () {\n            return this.getToolbarElement();\n        },\n\n        getToolbarElement: function () {\n            if (!this.toolbar) {\n                this.toolbar = this.createToolbar();\n            }\n\n            return this.toolbar;\n        },\n\n        getToolbarActionsElement: function () {\n            return this.getToolbarElement().querySelector('.medium-editor-toolbar-actions');\n        },\n\n        // Toolbar event handlers\n\n        initThrottledMethods: function () {\n            // throttledPositionToolbar is throttled because:\n            // - It will be called when the browser is resizing, which can fire many times very quickly\n            // - For some event (like resize) a slight lag in UI responsiveness is OK and provides performance benefits\n            this.throttledPositionToolbar = MediumEditor.util.throttle(function () {\n                if (this.base.isActive) {\n                    this.positionToolbarIfShown();\n                }\n            }.bind(this));\n        },\n\n        attachEventHandlers: function () {\n            // MediumEditor custom events for when user beings and ends interaction with a contenteditable and its elements\n            this.subscribe('blur', this.handleBlur.bind(this));\n            this.subscribe('focus', this.handleFocus.bind(this));\n\n            // Updating the state of the toolbar as things change\n            this.subscribe('editableClick', this.handleEditableClick.bind(this));\n            this.subscribe('editableKeyup', this.handleEditableKeyup.bind(this));\n\n            // Handle mouseup on document for updating the selection in the toolbar\n            this.on(this.document.documentElement, 'mouseup', this.handleDocumentMouseup.bind(this));\n\n            // Add a scroll event for sticky toolbar\n            if (this.static && this.sticky) {\n                // On scroll (capture), re-position the toolbar\n                this.on(this.window, 'scroll', this.handleWindowScroll.bind(this), true);\n            }\n\n            // On resize, re-position the toolbar\n            this.on(this.window, 'resize', this.handleWindowResize.bind(this));\n        },\n\n        handleWindowScroll: function () {\n            this.positionToolbarIfShown();\n        },\n\n        handleWindowResize: function () {\n            this.throttledPositionToolbar();\n        },\n\n        handleDocumentMouseup: function (event) {\n            // Do not trigger checkState when mouseup fires over the toolbar\n            if (event &&\n                    event.target &&\n                    MediumEditor.util.isDescendant(this.getToolbarElement(), event.target)) {\n                return false;\n            }\n            this.checkState();\n        },\n\n        handleEditableClick: function () {\n            // Delay the call to checkState to handle bug where selection is empty\n            // immediately after clicking inside a pre-existing selection\n            setTimeout(function () {\n                this.checkState();\n            }.bind(this), 0);\n        },\n\n        handleEditableKeyup: function () {\n            this.checkState();\n        },\n\n        handleBlur: function () {\n            // Kill any previously delayed calls to hide the toolbar\n            clearTimeout(this.hideTimeout);\n\n            // Blur may fire even if we have a selection, so we want to prevent any delayed showToolbar\n            // calls from happening in this specific case\n            clearTimeout(this.delayShowTimeout);\n\n            // Delay the call to hideToolbar to handle bug with multiple editors on the page at once\n            this.hideTimeout = setTimeout(function () {\n                this.hideToolbar();\n            }.bind(this), 1);\n        },\n\n        handleFocus: function () {\n            this.checkState();\n        },\n\n        // Hiding/showing toolbar\n\n        isDisplayed: function () {\n            return this.getToolbarElement().classList.contains('medium-editor-toolbar-active');\n        },\n\n        showToolbar: function () {\n            clearTimeout(this.hideTimeout);\n            if (!this.isDisplayed()) {\n                this.getToolbarElement().classList.add('medium-editor-toolbar-active');\n                this.trigger('showToolbar', {}, this.base.getFocusedElement());\n            }\n        },\n\n        hideToolbar: function () {\n            if (this.isDisplayed()) {\n                this.getToolbarElement().classList.remove('medium-editor-toolbar-active');\n                this.trigger('hideToolbar', {}, this.base.getFocusedElement());\n            }\n        },\n\n        isToolbarDefaultActionsDisplayed: function () {\n            return this.getToolbarActionsElement().style.display === 'block';\n        },\n\n        hideToolbarDefaultActions: function () {\n            if (this.isToolbarDefaultActionsDisplayed()) {\n                this.getToolbarActionsElement().style.display = 'none';\n            }\n        },\n\n        showToolbarDefaultActions: function () {\n            this.hideExtensionForms();\n\n            if (!this.isToolbarDefaultActionsDisplayed()) {\n                this.getToolbarActionsElement().style.display = 'block';\n            }\n\n            // Using setTimeout + options.delay because:\n            // We will actually be displaying the toolbar, which should be controlled by options.delay\n            this.delayShowTimeout = this.base.delay(function () {\n                this.showToolbar();\n            }.bind(this));\n        },\n\n        hideExtensionForms: function () {\n            // Hide all extension forms\n            this.forEachExtension(function (extension) {\n                if (extension.hasForm && extension.isDisplayed()) {\n                    extension.hideForm();\n                }\n            });\n        },\n\n        // Responding to changes in user selection\n\n        // Checks for existance of multiple block elements in the current selection\n        multipleBlockElementsSelected: function () {\n            var regexEmptyHTMLTags = /<[^\\/>][^>]*><\\/[^>]+>/gim, // http://stackoverflow.com/questions/3129738/remove-empty-tags-using-regex\n                regexBlockElements = new RegExp('<(' + MediumEditor.util.blockContainerElementNames.join('|') + ')[^>]*>', 'g'),\n                selectionHTML = MediumEditor.selection.getSelectionHtml(this.document).replace(regexEmptyHTMLTags, ''), // Filter out empty blocks from selection\n                hasMultiParagraphs = selectionHTML.match(regexBlockElements); // Find how many block elements are within the html\n\n            return !!hasMultiParagraphs && hasMultiParagraphs.length > 1;\n        },\n\n        modifySelection: function () {\n            var selection = this.window.getSelection(),\n                selectionRange = selection.getRangeAt(0);\n\n            /*\n            * In firefox, there are cases (ie doubleclick of a word) where the selectionRange start\n            * will be at the very end of an element.  In other browsers, the selectionRange start\n            * would instead be at the very beginning of an element that actually has content.\n            * example:\n            *   <span>foo</span><span>bar</span>\n            *\n            * If the text 'bar' is selected, most browsers will have the selectionRange start at the beginning\n            * of the 'bar' span.  However, there are cases where firefox will have the selectionRange start\n            * at the end of the 'foo' span.  The contenteditable behavior will be ok, but if there are any\n            * properties on the 'bar' span, they won't be reflected accurately in the toolbar\n            * (ie 'Bold' button wouldn't be active)\n            *\n            * So, for cases where the selectionRange start is at the end of an element/node, find the next\n            * adjacent text node that actually has content in it, and move the selectionRange start there.\n            */\n            if (this.standardizeSelectionStart &&\n                    selectionRange.startContainer.nodeValue &&\n                    (selectionRange.startOffset === selectionRange.startContainer.nodeValue.length)) {\n                var adjacentNode = MediumEditor.util.findAdjacentTextNodeWithContent(MediumEditor.selection.getSelectionElement(this.window), selectionRange.startContainer, this.document);\n                if (adjacentNode) {\n                    var offset = 0;\n                    while (adjacentNode.nodeValue.substr(offset, 1).trim().length === 0) {\n                        offset = offset + 1;\n                    }\n                    selectionRange = MediumEditor.selection.select(this.document, adjacentNode, offset,\n                        selectionRange.endContainer, selectionRange.endOffset);\n                }\n            }\n        },\n\n        checkState: function () {\n            if (this.base.preventSelectionUpdates) {\n                return;\n            }\n\n            // If no editable has focus OR selection is inside contenteditable = false\n            // hide toolbar\n            if (!this.base.getFocusedElement() ||\n                    MediumEditor.selection.selectionInContentEditableFalse(this.window)) {\n                return this.hideToolbar();\n            }\n\n            // If there's no selection element, selection element doesn't belong to this editor\n            // or toolbar is disabled for this selection element\n            // hide toolbar\n            var selectionElement = MediumEditor.selection.getSelectionElement(this.window);\n            if (!selectionElement ||\n                    this.getEditorElements().indexOf(selectionElement) === -1 ||\n                    selectionElement.getAttribute('data-disable-toolbar')) {\n                return this.hideToolbar();\n            }\n\n            // Now we know there's a focused editable with a selection\n\n            // If the updateOnEmptySelection option is true, show the toolbar\n            if (this.updateOnEmptySelection && this.static) {\n                return this.showAndUpdateToolbar();\n            }\n\n            // If we don't have a 'valid' selection -> hide toolbar\n            if (!MediumEditor.selection.selectionContainsContent(this.document) ||\n                (this.allowMultiParagraphSelection === false && this.multipleBlockElementsSelected())) {\n                return this.hideToolbar();\n            }\n\n            this.showAndUpdateToolbar();\n        },\n\n        // Updating the toolbar\n\n        showAndUpdateToolbar: function () {\n            this.modifySelection();\n            this.setToolbarButtonStates();\n            this.trigger('positionToolbar', {}, this.base.getFocusedElement());\n            this.showToolbarDefaultActions();\n            this.setToolbarPosition();\n        },\n\n        setToolbarButtonStates: function () {\n            this.forEachExtension(function (extension) {\n                if (typeof extension.isActive === 'function' &&\n                    typeof extension.setInactive === 'function') {\n                    extension.setInactive();\n                }\n            });\n\n            this.checkActiveButtons();\n        },\n\n        checkActiveButtons: function () {\n            var manualStateChecks = [],\n                queryState = null,\n                selectionRange = MediumEditor.selection.getSelectionRange(this.document),\n                parentNode,\n                updateExtensionState = function (extension) {\n                    if (typeof extension.checkState === 'function') {\n                        extension.checkState(parentNode);\n                    } else if (typeof extension.isActive === 'function' &&\n                               typeof extension.isAlreadyApplied === 'function' &&\n                               typeof extension.setActive === 'function') {\n                        if (!extension.isActive() && extension.isAlreadyApplied(parentNode)) {\n                            extension.setActive();\n                        }\n                    }\n                };\n\n            if (!selectionRange) {\n                return;\n            }\n\n            // Loop through all extensions\n            this.forEachExtension(function (extension) {\n                // For those extensions where we can use document.queryCommandState(), do so\n                if (typeof extension.queryCommandState === 'function') {\n                    queryState = extension.queryCommandState();\n                    // If queryCommandState returns a valid value, we can trust the browser\n                    // and don't need to do our manual checks\n                    if (queryState !== null) {\n                        if (queryState && typeof extension.setActive === 'function') {\n                            extension.setActive();\n                        }\n                        return;\n                    }\n                }\n                // We can't use queryCommandState for this extension, so add to manualStateChecks\n                manualStateChecks.push(extension);\n            });\n\n            parentNode = MediumEditor.selection.getSelectedParentElement(selectionRange);\n\n            // Make sure the selection parent isn't outside of the contenteditable\n            if (!this.getEditorElements().some(function (element) {\n                    return MediumEditor.util.isDescendant(element, parentNode, true);\n                })) {\n                return;\n            }\n\n            // Climb up the DOM and do manual checks for whether a certain extension is currently enabled for this node\n            while (parentNode) {\n                manualStateChecks.forEach(updateExtensionState);\n\n                // we can abort the search upwards if we leave the contentEditable element\n                if (MediumEditor.util.isMediumEditorElement(parentNode)) {\n                    break;\n                }\n                parentNode = parentNode.parentNode;\n            }\n        },\n\n        // Positioning toolbar\n\n        positionToolbarIfShown: function () {\n            if (this.isDisplayed()) {\n                this.setToolbarPosition();\n            }\n        },\n\n        setToolbarPosition: function () {\n            var container = this.base.getFocusedElement(),\n                selection = this.window.getSelection();\n\n            // If there isn't a valid selection, bail\n            if (!container) {\n                return this;\n            }\n\n            if (this.static || !selection.isCollapsed) {\n                this.showToolbar();\n\n                // we don't need any absolute positioning if relativeContainer is set\n                if (!this.relativeContainer) {\n                    if (this.static) {\n                        this.positionStaticToolbar(container);\n                    } else {\n                        this.positionToolbar(selection);\n                    }\n                }\n\n                this.trigger('positionedToolbar', {}, this.base.getFocusedElement());\n            }\n        },\n\n        positionStaticToolbar: function (container) {\n            // position the toolbar at left 0, so we can get the real width of the toolbar\n            this.getToolbarElement().style.left = '0';\n\n            // document.documentElement for IE 9\n            var scrollTop = (this.document.documentElement && this.document.documentElement.scrollTop) || this.document.body.scrollTop,\n                windowWidth = this.window.innerWidth,\n                toolbarElement = this.getToolbarElement(),\n                containerRect = container.getBoundingClientRect(),\n                containerTop = containerRect.top + scrollTop,\n                containerCenter = (containerRect.left + (containerRect.width / 2)),\n                toolbarHeight = toolbarElement.offsetHeight,\n                toolbarWidth = toolbarElement.offsetWidth,\n                halfOffsetWidth = toolbarWidth / 2,\n                targetLeft;\n\n            if (this.sticky) {\n                // If it's beyond the height of the editor, position it at the bottom of the editor\n                if (scrollTop > (containerTop + container.offsetHeight - toolbarHeight - this.stickyTopOffset)) {\n                    toolbarElement.style.top = (containerTop + container.offsetHeight - toolbarHeight) + 'px';\n                    toolbarElement.classList.remove('medium-editor-sticky-toolbar');\n                // Stick the toolbar to the top of the window\n                } else if (scrollTop > (containerTop - toolbarHeight - this.stickyTopOffset)) {\n                    toolbarElement.classList.add('medium-editor-sticky-toolbar');\n                    toolbarElement.style.top = this.stickyTopOffset + 'px';\n                // Normal static toolbar position\n                } else {\n                    toolbarElement.classList.remove('medium-editor-sticky-toolbar');\n                    toolbarElement.style.top = containerTop - toolbarHeight + 'px';\n                }\n            } else {\n                toolbarElement.style.top = containerTop - toolbarHeight + 'px';\n            }\n\n            switch (this.align) {\n                case 'left':\n                    targetLeft = containerRect.left;\n                    break;\n\n                case 'right':\n                    targetLeft = containerRect.right - toolbarWidth;\n                    break;\n\n                case 'center':\n                    targetLeft = containerCenter - halfOffsetWidth;\n                    break;\n            }\n\n            if (targetLeft < 0) {\n                targetLeft = 0;\n            } else if ((targetLeft + toolbarWidth) > windowWidth) {\n                targetLeft = (windowWidth - Math.ceil(toolbarWidth) - 1);\n            }\n\n            toolbarElement.style.left = targetLeft + 'px';\n        },\n\n        positionToolbar: function (selection) {\n            // position the toolbar at left 0, so we can get the real width of the toolbar\n            this.getToolbarElement().style.left = '0';\n            this.getToolbarElement().style.right = 'initial';\n\n            var range = selection.getRangeAt(0),\n                boundary = range.getBoundingClientRect();\n\n            // Handle selections with just images\n            if (!boundary || ((boundary.height === 0 && boundary.width === 0) && range.startContainer === range.endContainer)) {\n                // If there's a nested image, use that for the bounding rectangle\n                if (range.startContainer.nodeType === 1 && range.startContainer.querySelector('img')) {\n                    boundary = range.startContainer.querySelector('img').getBoundingClientRect();\n                } else {\n                    boundary = range.startContainer.getBoundingClientRect();\n                }\n            }\n\n            var containerWidth = this.window.innerWidth,\n                toolbarElement = this.getToolbarElement(),\n                toolbarHeight = toolbarElement.offsetHeight,\n                toolbarWidth = toolbarElement.offsetWidth,\n                halfOffsetWidth = toolbarWidth / 2,\n                buttonHeight = 50,\n                defaultLeft = this.diffLeft - halfOffsetWidth,\n                elementsContainer = this.getEditorOption('elementsContainer'),\n                elementsContainerAbsolute = ['absolute', 'fixed'].indexOf(window.getComputedStyle(elementsContainer).getPropertyValue('position')) > -1,\n                positions = {},\n                relativeBoundary = {},\n                middleBoundary, elementsContainerBoundary;\n\n            // If container element is absolute / fixed, recalculate boundaries to be relative to the container\n            if (elementsContainerAbsolute) {\n                elementsContainerBoundary = elementsContainer.getBoundingClientRect();\n                ['top', 'left'].forEach(function (key) {\n                    relativeBoundary[key] = boundary[key] - elementsContainerBoundary[key];\n                });\n\n                relativeBoundary.width = boundary.width;\n                relativeBoundary.height = boundary.height;\n                boundary = relativeBoundary;\n\n                containerWidth = elementsContainerBoundary.width;\n\n                // Adjust top position according to container scroll position\n                positions.top = elementsContainer.scrollTop;\n            } else {\n                // Adjust top position according to window scroll position\n                positions.top = this.window.pageYOffset;\n            }\n\n            middleBoundary = boundary.left + boundary.width / 2;\n            positions.top += boundary.top - toolbarHeight;\n\n            if (boundary.top < buttonHeight) {\n                toolbarElement.classList.add('medium-toolbar-arrow-over');\n                toolbarElement.classList.remove('medium-toolbar-arrow-under');\n                positions.top += buttonHeight + boundary.height - this.diffTop;\n            } else {\n                toolbarElement.classList.add('medium-toolbar-arrow-under');\n                toolbarElement.classList.remove('medium-toolbar-arrow-over');\n                positions.top += this.diffTop;\n            }\n\n            if (middleBoundary < halfOffsetWidth) {\n                positions.left = defaultLeft + halfOffsetWidth;\n                positions.right = 'initial';\n            } else if ((containerWidth - middleBoundary) < halfOffsetWidth) {\n                positions.left = 'auto';\n                positions.right = 0;\n            } else {\n                positions.left = defaultLeft + middleBoundary;\n                positions.right = 'initial';\n            }\n\n            ['top', 'left', 'right'].forEach(function (key) {\n                toolbarElement.style[key] = positions[key] + (isNaN(positions[key]) ? '' : 'px');\n            });\n        }\n    });\n\n    MediumEditor.extensions.toolbar = Toolbar;\n}());\n\n(function () {\n    'use strict';\n\n    var ImageDragging = MediumEditor.Extension.extend({\n        init: function () {\n            MediumEditor.Extension.prototype.init.apply(this, arguments);\n\n            this.subscribe('editableDrag', this.handleDrag.bind(this));\n            this.subscribe('editableDrop', this.handleDrop.bind(this));\n        },\n\n        handleDrag: function (event) {\n            var className = 'medium-editor-dragover';\n            event.preventDefault();\n            event.dataTransfer.dropEffect = 'copy';\n\n            if (event.type === 'dragover') {\n                event.target.classList.add(className);\n            } else if (event.type === 'dragleave') {\n                event.target.classList.remove(className);\n            }\n        },\n\n        handleDrop: function (event) {\n            var className = 'medium-editor-dragover',\n                files;\n            event.preventDefault();\n            event.stopPropagation();\n\n            // IE9 does not support the File API, so prevent file from opening in a new window\n            // but also don't try to actually get the file\n            if (event.dataTransfer.files) {\n                files = Array.prototype.slice.call(event.dataTransfer.files, 0);\n                files.some(function (file) {\n                    if (file.type.match('image')) {\n                        var fileReader, id;\n                        fileReader = new FileReader();\n                        fileReader.readAsDataURL(file);\n\n                        id = 'medium-img-' + (+new Date());\n                        MediumEditor.util.insertHTMLCommand(this.document, '<img class=\"medium-editor-image-loading\" id=\"' + id + '\" />');\n\n                        fileReader.onload = function () {\n                            var img = this.document.getElementById(id);\n                            if (img) {\n                                img.removeAttribute('id');\n                                img.removeAttribute('class');\n                                img.src = fileReader.result;\n                            }\n                        }.bind(this);\n                    }\n                }.bind(this));\n            }\n            event.target.classList.remove(className);\n        }\n    });\n\n    MediumEditor.extensions.imageDragging = ImageDragging;\n}());\n\n(function () {\n    'use strict';\n\n    // Event handlers that shouldn't be exposed externally\n\n    function handleDisableExtraSpaces(event) {\n        var node = MediumEditor.selection.getSelectionStart(this.options.ownerDocument),\n            textContent = node.textContent,\n            caretPositions = MediumEditor.selection.getCaretOffsets(node);\n\n        if ((textContent[caretPositions.left - 1] === undefined) || (textContent[caretPositions.left - 1].trim() === '') || (textContent[caretPositions.left] !== undefined && textContent[caretPositions.left].trim() === '')) {\n            event.preventDefault();\n        }\n    }\n\n    function handleDisabledEnterKeydown(event, element) {\n        if (this.options.disableReturn || element.getAttribute('data-disable-return')) {\n            event.preventDefault();\n        } else if (this.options.disableDoubleReturn || element.getAttribute('data-disable-double-return')) {\n            var node = MediumEditor.selection.getSelectionStart(this.options.ownerDocument);\n\n            // if current text selection is empty OR previous sibling text is empty OR it is not a list\n            if ((node && node.textContent.trim() === '' && node.nodeName.toLowerCase() !== 'li') ||\n                (node.previousElementSibling && node.previousElementSibling.nodeName.toLowerCase() !== 'br' &&\n                 node.previousElementSibling.textContent.trim() === '')) {\n                event.preventDefault();\n            }\n        }\n    }\n\n    function handleTabKeydown(event) {\n        // Override tab only for pre nodes\n        var node = MediumEditor.selection.getSelectionStart(this.options.ownerDocument),\n            tag = node && node.nodeName.toLowerCase();\n\n        if (tag === 'pre') {\n            event.preventDefault();\n            MediumEditor.util.insertHTMLCommand(this.options.ownerDocument, '    ');\n        }\n\n        // Tab to indent list structures!\n        if (MediumEditor.util.isListItem(node)) {\n            event.preventDefault();\n\n            // If Shift is down, outdent, otherwise indent\n            if (event.shiftKey) {\n                this.options.ownerDocument.execCommand('outdent', false, null);\n            } else {\n                this.options.ownerDocument.execCommand('indent', false, null);\n            }\n        }\n    }\n\n    function handleBlockDeleteKeydowns(event) {\n        var p, node = MediumEditor.selection.getSelectionStart(this.options.ownerDocument),\n            tagName = node.nodeName.toLowerCase(),\n            isEmpty = /^(\\s+|<br\\/?>)?$/i,\n            isHeader = /h\\d/i;\n\n        if (MediumEditor.util.isKey(event, [MediumEditor.util.keyCode.BACKSPACE, MediumEditor.util.keyCode.ENTER]) &&\n                // has a preceeding sibling\n                node.previousElementSibling &&\n                // in a header\n                isHeader.test(tagName) &&\n                // at the very end of the block\n                MediumEditor.selection.getCaretOffsets(node).left === 0) {\n            if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.BACKSPACE) && isEmpty.test(node.previousElementSibling.innerHTML)) {\n                // backspacing the begining of a header into an empty previous element will\n                // change the tagName of the current node to prevent one\n                // instead delete previous node and cancel the event.\n                node.previousElementSibling.parentNode.removeChild(node.previousElementSibling);\n                event.preventDefault();\n            } else if (!this.options.disableDoubleReturn && MediumEditor.util.isKey(event, MediumEditor.util.keyCode.ENTER)) {\n                // hitting return in the begining of a header will create empty header elements before the current one\n                // instead, make \"<p><br></p>\" element, which are what happens if you hit return in an empty paragraph\n                p = this.options.ownerDocument.createElement('p');\n                p.innerHTML = '<br>';\n                node.previousElementSibling.parentNode.insertBefore(p, node);\n                event.preventDefault();\n            }\n        } else if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.DELETE) &&\n                    // between two sibling elements\n                    node.nextElementSibling &&\n                    node.previousElementSibling &&\n                    // not in a header\n                    !isHeader.test(tagName) &&\n                    // in an empty tag\n                    isEmpty.test(node.innerHTML) &&\n                    // when the next tag *is* a header\n                    isHeader.test(node.nextElementSibling.nodeName.toLowerCase())) {\n            // hitting delete in an empty element preceding a header, ex:\n            //  <p>[CURSOR]</p><h1>Header</h1>\n            // Will cause the h1 to become a paragraph.\n            // Instead, delete the paragraph node and move the cursor to the begining of the h1\n\n            // remove node and move cursor to start of header\n            MediumEditor.selection.moveCursor(this.options.ownerDocument, node.nextElementSibling);\n\n            node.previousElementSibling.parentNode.removeChild(node);\n\n            event.preventDefault();\n        } else if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.BACKSPACE) &&\n                tagName === 'li' &&\n                // hitting backspace inside an empty li\n                isEmpty.test(node.innerHTML) &&\n                // is first element (no preceeding siblings)\n                !node.previousElementSibling &&\n                // parent also does not have a sibling\n                !node.parentElement.previousElementSibling &&\n                // is not the only li in a list\n                node.nextElementSibling &&\n                node.nextElementSibling.nodeName.toLowerCase() === 'li') {\n            // backspacing in an empty first list element in the first list (with more elements) ex:\n            //  <ul><li>[CURSOR]</li><li>List Item 2</li></ul>\n            // will remove the first <li> but add some extra element before (varies based on browser)\n            // Instead, this will:\n            // 1) remove the list element\n            // 2) create a paragraph before the list\n            // 3) move the cursor into the paragraph\n\n            // create a paragraph before the list\n            p = this.options.ownerDocument.createElement('p');\n            p.innerHTML = '<br>';\n            node.parentElement.parentElement.insertBefore(p, node.parentElement);\n\n            // move the cursor into the new paragraph\n            MediumEditor.selection.moveCursor(this.options.ownerDocument, p);\n\n            // remove the list element\n            node.parentElement.removeChild(node);\n\n            event.preventDefault();\n        } else if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.BACKSPACE) &&\n                (MediumEditor.util.getClosestTag(node, 'blockquote') !== false) &&\n                MediumEditor.selection.getCaretOffsets(node).left === 0) {\n\n            // when cursor is at the begining of the element and the element is <blockquote>\n            // then pressing backspace key should change the <blockquote> to a <p> tag\n            event.preventDefault();\n            MediumEditor.util.execFormatBlock(this.options.ownerDocument, 'p');\n        } else if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.ENTER) &&\n                (MediumEditor.util.getClosestTag(node, 'blockquote') !== false) &&\n                MediumEditor.selection.getCaretOffsets(node).right === 0) {\n\n            // when cursor is at the end of <blockquote>,\n            // then pressing enter key should create <p> tag, not <blockquote>\n            p = this.options.ownerDocument.createElement('p');\n            p.innerHTML = '<br>';\n            node.parentElement.insertBefore(p, node.nextSibling);\n\n            // move the cursor into the new paragraph\n            MediumEditor.selection.moveCursor(this.options.ownerDocument, p);\n\n            event.preventDefault();\n        } else if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.BACKSPACE) &&\n                MediumEditor.util.isMediumEditorElement(node.parentElement) &&\n                !node.previousElementSibling &&\n                node.nextElementSibling &&\n                isEmpty.test(node.innerHTML)) {\n\n            // when cursor is in the first element, it's empty and user presses backspace,\n            // do delete action instead to get rid of the first element and move caret to 2nd\n            event.preventDefault();\n            MediumEditor.selection.moveCursor(this.options.ownerDocument, node.nextSibling);\n            node.parentElement.removeChild(node);\n        }\n    }\n\n    function handleKeyup(event) {\n        var node = MediumEditor.selection.getSelectionStart(this.options.ownerDocument),\n            tagName;\n\n        if (!node) {\n            return;\n        }\n\n        // https://github.com/yabwe/medium-editor/issues/994\n        // Firefox thrown an error when calling `formatBlock` on an empty editable blockContainer that's not a <div>\n        if (MediumEditor.util.isMediumEditorElement(node) && node.children.length === 0 && !MediumEditor.util.isBlockContainer(node)) {\n            this.options.ownerDocument.execCommand('formatBlock', false, 'p');\n        }\n\n        // https://github.com/yabwe/medium-editor/issues/834\n        // https://github.com/yabwe/medium-editor/pull/382\n        // Don't call format block if this is a block element (ie h1, figCaption, etc.)\n        if (MediumEditor.util.isKey(event, MediumEditor.util.keyCode.ENTER) &&\n            !MediumEditor.util.isListItem(node) &&\n            !MediumEditor.util.isBlockContainer(node)) {\n\n            tagName = node.nodeName.toLowerCase();\n            // For anchor tags, unlink\n            if (tagName === 'a') {\n                this.options.ownerDocument.execCommand('unlink', false, null);\n            } else if (!event.shiftKey && !event.ctrlKey) {\n                this.options.ownerDocument.execCommand('formatBlock', false, 'p');\n            }\n        }\n    }\n\n    function handleEditableInput(event, editable) {\n        var textarea = editable.parentNode.querySelector('textarea[medium-editor-textarea-id=\"' + editable.getAttribute('medium-editor-textarea-id') + '\"]');\n        if (textarea) {\n            textarea.value = editable.innerHTML.trim();\n        }\n    }\n\n    // Internal helper methods which shouldn't be exposed externally\n\n    function addToEditors(win) {\n        if (!win._mediumEditors) {\n            // To avoid breaking users who are assuming that the unique id on\n            // medium-editor elements will start at 1, inserting a 'null' in the\n            // array so the unique-id can always map to the index of the editor instance\n            win._mediumEditors = [null];\n        }\n\n        // If this already has a unique id, re-use it\n        if (!this.id) {\n            this.id = win._mediumEditors.length;\n        }\n\n        win._mediumEditors[this.id] = this;\n    }\n\n    function removeFromEditors(win) {\n        if (!win._mediumEditors || !win._mediumEditors[this.id]) {\n            return;\n        }\n\n        /* Setting the instance to null in the array instead of deleting it allows:\n         * 1) Each instance to preserve its own unique-id, even after being destroyed\n         *    and initialized again\n         * 2) The unique-id to always correspond to an index in the array of medium-editor\n         *    instances. Thus, we will be able to look at a contenteditable, and determine\n         *    which instance it belongs to, by indexing into the global array.\n         */\n        win._mediumEditors[this.id] = null;\n    }\n\n    function createElementsArray(selector, doc, filterEditorElements) {\n        var elements = [];\n\n        if (!selector) {\n            selector = [];\n        }\n        // If string, use as query selector\n        if (typeof selector === 'string') {\n            selector = doc.querySelectorAll(selector);\n        }\n        // If element, put into array\n        if (MediumEditor.util.isElement(selector)) {\n            selector = [selector];\n        }\n\n        if (filterEditorElements) {\n            // Remove elements that have already been initialized by the editor\n            // selecotr might not be an array (ie NodeList) so use for loop\n            for (var i = 0; i < selector.length; i++) {\n                var el = selector[i];\n                if (MediumEditor.util.isElement(el) &&\n                    !el.getAttribute('data-medium-editor-element') &&\n                    !el.getAttribute('medium-editor-textarea-id')) {\n                    elements.push(el);\n                }\n            }\n        } else {\n            // Convert NodeList (or other array like object) into an array\n            elements = Array.prototype.slice.apply(selector);\n        }\n\n        return elements;\n    }\n\n    function cleanupTextareaElement(element) {\n        var textarea = element.parentNode.querySelector('textarea[medium-editor-textarea-id=\"' + element.getAttribute('medium-editor-textarea-id') + '\"]');\n        if (textarea) {\n            // Un-hide the textarea\n            textarea.classList.remove('medium-editor-hidden');\n            textarea.removeAttribute('medium-editor-textarea-id');\n        }\n        if (element.parentNode) {\n            element.parentNode.removeChild(element);\n        }\n    }\n\n    function setExtensionDefaults(extension, defaults) {\n        Object.keys(defaults).forEach(function (prop) {\n            if (extension[prop] === undefined) {\n                extension[prop] = defaults[prop];\n            }\n        });\n        return extension;\n    }\n\n    function initExtension(extension, name, instance) {\n        var extensionDefaults = {\n            'window': instance.options.contentWindow,\n            'document': instance.options.ownerDocument,\n            'base': instance\n        };\n\n        // Add default options into the extension\n        extension = setExtensionDefaults(extension, extensionDefaults);\n\n        // Call init on the extension\n        if (typeof extension.init === 'function') {\n            extension.init();\n        }\n\n        // Set extension name (if not already set)\n        if (!extension.name) {\n            extension.name = name;\n        }\n        return extension;\n    }\n\n    function isToolbarEnabled() {\n        // If any of the elements don't have the toolbar disabled\n        // We need a toolbar\n        if (this.elements.every(function (element) {\n                return !!element.getAttribute('data-disable-toolbar');\n            })) {\n            return false;\n        }\n\n        return this.options.toolbar !== false;\n    }\n\n    function isAnchorPreviewEnabled() {\n        // If toolbar is disabled, don't add\n        if (!isToolbarEnabled.call(this)) {\n            return false;\n        }\n\n        return this.options.anchorPreview !== false;\n    }\n\n    function isPlaceholderEnabled() {\n        return this.options.placeholder !== false;\n    }\n\n    function isAutoLinkEnabled() {\n        return this.options.autoLink !== false;\n    }\n\n    function isImageDraggingEnabled() {\n        return this.options.imageDragging !== false;\n    }\n\n    function isKeyboardCommandsEnabled() {\n        return this.options.keyboardCommands !== false;\n    }\n\n    function shouldUseFileDraggingExtension() {\n        // Since the file-dragging extension replaces the image-dragging extension,\n        // we need to check if the user passed an overrided image-dragging extension.\n        // If they have, to avoid breaking users, we won't use file-dragging extension.\n        return !this.options.extensions['imageDragging'];\n    }\n\n    function createContentEditable(textarea) {\n        var div = this.options.ownerDocument.createElement('div'),\n            now = Date.now(),\n            uniqueId = 'medium-editor-' + now,\n            atts = textarea.attributes;\n\n        // Some browsers can move pretty fast, since we're using a timestamp\n        // to make a unique-id, ensure that the id is actually unique on the page\n        while (this.options.ownerDocument.getElementById(uniqueId)) {\n            now++;\n            uniqueId = 'medium-editor-' + now;\n        }\n\n        div.className = textarea.className;\n        div.id = uniqueId;\n        div.innerHTML = textarea.value;\n\n        textarea.setAttribute('medium-editor-textarea-id', uniqueId);\n\n        // re-create all attributes from the textearea to the new created div\n        for (var i = 0, n = atts.length; i < n; i++) {\n            // do not re-create existing attributes\n            if (!div.hasAttribute(atts[i].nodeName)) {\n                div.setAttribute(atts[i].nodeName, atts[i].value);\n            }\n        }\n\n        // If textarea has a form, listen for reset on the form to clear\n        // the content of the created div\n        if (textarea.form) {\n            this.on(textarea.form, 'reset', function (event) {\n                if (!event.defaultPrevented) {\n                    this.resetContent(this.options.ownerDocument.getElementById(uniqueId));\n                }\n            }.bind(this));\n        }\n\n        textarea.classList.add('medium-editor-hidden');\n        textarea.parentNode.insertBefore(\n            div,\n            textarea\n        );\n\n        return div;\n    }\n\n    function initElement(element, editorId) {\n        if (!element.getAttribute('data-medium-editor-element')) {\n            if (element.nodeName.toLowerCase() === 'textarea') {\n                element = createContentEditable.call(this, element);\n\n                // Make sure we only attach to editableInput once for <textarea> elements\n                if (!this.instanceHandleEditableInput) {\n                    this.instanceHandleEditableInput = handleEditableInput.bind(this);\n                    this.subscribe('editableInput', this.instanceHandleEditableInput);\n                }\n            }\n\n            if (!this.options.disableEditing && !element.getAttribute('data-disable-editing')) {\n                element.setAttribute('contentEditable', true);\n                element.setAttribute('spellcheck', this.options.spellcheck);\n            }\n\n            // Make sure we only attach to editableKeydownEnter once for disable-return options\n            if (!this.instanceHandleEditableKeydownEnter) {\n                if (element.getAttribute('data-disable-return') || element.getAttribute('data-disable-double-return')) {\n                    this.instanceHandleEditableKeydownEnter = handleDisabledEnterKeydown.bind(this);\n                    this.subscribe('editableKeydownEnter', this.instanceHandleEditableKeydownEnter);\n                }\n            }\n\n            // if we're not disabling return, add a handler to help handle cleanup\n            // for certain cases when enter is pressed\n            if (!this.options.disableReturn && !element.getAttribute('data-disable-return')) {\n                this.on(element, 'keyup', handleKeyup.bind(this));\n            }\n\n            var elementId = MediumEditor.util.guid();\n\n            element.setAttribute('data-medium-editor-element', true);\n            element.classList.add('medium-editor-element');\n            element.setAttribute('role', 'textbox');\n            element.setAttribute('aria-multiline', true);\n            element.setAttribute('data-medium-editor-editor-index', editorId);\n            // TODO: Merge data-medium-editor-element and medium-editor-index attributes for 6.0.0\n            // medium-editor-index is not named correctly anymore and can be re-purposed to signify\n            // whether the element has been initialized or not\n            element.setAttribute('medium-editor-index', elementId);\n            initialContent[elementId] = element.innerHTML;\n\n            this.events.attachAllEventsToElement(element);\n        }\n\n        return element;\n    }\n\n    function attachHandlers() {\n        // attach to tabs\n        this.subscribe('editableKeydownTab', handleTabKeydown.bind(this));\n\n        // Bind keys which can create or destroy a block element: backspace, delete, return\n        this.subscribe('editableKeydownDelete', handleBlockDeleteKeydowns.bind(this));\n        this.subscribe('editableKeydownEnter', handleBlockDeleteKeydowns.bind(this));\n\n        // Bind double space event\n        if (this.options.disableExtraSpaces) {\n            this.subscribe('editableKeydownSpace', handleDisableExtraSpaces.bind(this));\n        }\n\n        // Make sure we only attach to editableKeydownEnter once for disable-return options\n        if (!this.instanceHandleEditableKeydownEnter) {\n            // disabling return or double return\n            if (this.options.disableReturn || this.options.disableDoubleReturn) {\n                this.instanceHandleEditableKeydownEnter = handleDisabledEnterKeydown.bind(this);\n                this.subscribe('editableKeydownEnter', this.instanceHandleEditableKeydownEnter);\n            }\n        }\n    }\n\n    function initExtensions() {\n\n        this.extensions = [];\n\n        // Passed in extensions\n        Object.keys(this.options.extensions).forEach(function (name) {\n            // Always save the toolbar extension for last\n            if (name !== 'toolbar' && this.options.extensions[name]) {\n                this.extensions.push(initExtension(this.options.extensions[name], name, this));\n            }\n        }, this);\n\n        // 4 Cases for imageDragging + fileDragging extensons:\n        //\n        // 1. ImageDragging ON + No Custom Image Dragging Extension:\n        //    * Use fileDragging extension (default options)\n        // 2. ImageDragging OFF + No Custom Image Dragging Extension:\n        //    * Use fileDragging extension w/ images turned off\n        // 3. ImageDragging ON + Custom Image Dragging Extension:\n        //    * Don't use fileDragging (could interfere with custom image dragging extension)\n        // 4. ImageDragging OFF + Custom Image Dragging:\n        //    * Don't use fileDragging (could interfere with custom image dragging extension)\n        if (shouldUseFileDraggingExtension.call(this)) {\n            var opts = this.options.fileDragging;\n            if (!opts) {\n                opts = {};\n\n                // Image is in the 'allowedTypes' list by default.\n                // If imageDragging is off override the 'allowedTypes' list with an empty one\n                if (!isImageDraggingEnabled.call(this)) {\n                    opts.allowedTypes = [];\n                }\n            }\n            this.addBuiltInExtension('fileDragging', opts);\n        }\n\n        // Built-in extensions\n        var builtIns = {\n            paste: true,\n            'anchor-preview': isAnchorPreviewEnabled.call(this),\n            autoLink: isAutoLinkEnabled.call(this),\n            keyboardCommands: isKeyboardCommandsEnabled.call(this),\n            placeholder: isPlaceholderEnabled.call(this)\n        };\n        Object.keys(builtIns).forEach(function (name) {\n            if (builtIns[name]) {\n                this.addBuiltInExtension(name);\n            }\n        }, this);\n\n        // Users can pass in a custom toolbar extension\n        // so check for that first and if it's not present\n        // just create the default toolbar\n        var toolbarExtension = this.options.extensions['toolbar'];\n        if (!toolbarExtension && isToolbarEnabled.call(this)) {\n            // Backwards compatability\n            var toolbarOptions = MediumEditor.util.extend({}, this.options.toolbar, {\n                allowMultiParagraphSelection: this.options.allowMultiParagraphSelection // deprecated\n            });\n            toolbarExtension = new MediumEditor.extensions.toolbar(toolbarOptions);\n        }\n\n        // If the toolbar is not disabled, so we actually have an extension\n        // initialize it and add it to the extensions array\n        if (toolbarExtension) {\n            this.extensions.push(initExtension(toolbarExtension, 'toolbar', this));\n        }\n    }\n\n    function mergeOptions(defaults, options) {\n        var deprecatedProperties = [\n            ['allowMultiParagraphSelection', 'toolbar.allowMultiParagraphSelection']\n        ];\n        // warn about using deprecated properties\n        if (options) {\n            deprecatedProperties.forEach(function (pair) {\n                if (options.hasOwnProperty(pair[0]) && options[pair[0]] !== undefined) {\n                    MediumEditor.util.deprecated(pair[0], pair[1], 'v6.0.0');\n                }\n            });\n        }\n\n        return MediumEditor.util.defaults({}, options, defaults);\n    }\n\n    function execActionInternal(action, opts) {\n        /*jslint regexp: true*/\n        var appendAction = /^append-(.+)$/gi,\n            justifyAction = /justify([A-Za-z]*)$/g, /* Detecting if is justifyCenter|Right|Left */\n            match,\n            cmdValueArgument;\n        /*jslint regexp: false*/\n\n        // Actions starting with 'append-' should attempt to format a block of text ('formatBlock') using a specific\n        // type of block element (ie append-blockquote, append-h1, append-pre, etc.)\n        match = appendAction.exec(action);\n        if (match) {\n            return MediumEditor.util.execFormatBlock(this.options.ownerDocument, match[1]);\n        }\n\n        if (action === 'fontSize') {\n            // TODO: Deprecate support for opts.size in 6.0.0\n            if (opts.size) {\n                MediumEditor.util.deprecated('.size option for fontSize command', '.value', '6.0.0');\n            }\n            cmdValueArgument = opts.value || opts.size;\n            return this.options.ownerDocument.execCommand('fontSize', false, cmdValueArgument);\n        }\n\n        if (action === 'fontName') {\n            // TODO: Deprecate support for opts.name in 6.0.0\n            if (opts.name) {\n                MediumEditor.util.deprecated('.name option for fontName command', '.value', '6.0.0');\n            }\n            cmdValueArgument = opts.value || opts.name;\n            return this.options.ownerDocument.execCommand('fontName', false, cmdValueArgument);\n        }\n\n        if (action === 'createLink') {\n            return this.createLink(opts);\n        }\n\n        if (action === 'image') {\n            var src = this.options.contentWindow.getSelection().toString().trim();\n            return this.options.ownerDocument.execCommand('insertImage', false, src);\n        }\n\n        if (action === 'html') {\n            var html = this.options.contentWindow.getSelection().toString().trim();\n            return MediumEditor.util.insertHTMLCommand(this.options.ownerDocument, html);\n        }\n\n        /* Issue: https://github.com/yabwe/medium-editor/issues/595\n         * If the action is to justify the text */\n        if (justifyAction.exec(action)) {\n            var result = this.options.ownerDocument.execCommand(action, false, null),\n                parentNode = MediumEditor.selection.getSelectedParentElement(MediumEditor.selection.getSelectionRange(this.options.ownerDocument));\n            if (parentNode) {\n                cleanupJustifyDivFragments.call(this, MediumEditor.util.getTopBlockContainer(parentNode));\n            }\n\n            return result;\n        }\n\n        cmdValueArgument = opts && opts.value;\n        return this.options.ownerDocument.execCommand(action, false, cmdValueArgument);\n    }\n\n    /* If we've just justified text within a container block\n     * Chrome may have removed <br> elements and instead wrapped lines in <div> elements\n     * with a text-align property.  If so, we want to fix this\n     */\n    function cleanupJustifyDivFragments(blockContainer) {\n        if (!blockContainer) {\n            return;\n        }\n\n        var textAlign,\n            childDivs = Array.prototype.slice.call(blockContainer.childNodes).filter(function (element) {\n                var isDiv = element.nodeName.toLowerCase() === 'div';\n                if (isDiv && !textAlign) {\n                    textAlign = element.style.textAlign;\n                }\n                return isDiv;\n            });\n\n        /* If we found child <div> elements with text-align style attributes\n         * we should fix this by:\n         *\n         * 1) Unwrapping each <div> which has a text-align style\n         * 2) Insert a <br> element after each set of 'unwrapped' div children\n         * 3) Set the text-align style of the parent block element\n         */\n        if (childDivs.length) {\n            // Since we're mucking with the HTML, preserve selection\n            this.saveSelection();\n            childDivs.forEach(function (div) {\n                if (div.style.textAlign === textAlign) {\n                    var lastChild = div.lastChild;\n                    if (lastChild) {\n                        // Instead of a div, extract the child elements and add a <br>\n                        MediumEditor.util.unwrap(div, this.options.ownerDocument);\n                        var br = this.options.ownerDocument.createElement('BR');\n                        lastChild.parentNode.insertBefore(br, lastChild.nextSibling);\n                    }\n                }\n            }, this);\n            blockContainer.style.textAlign = textAlign;\n            // We're done, so restore selection\n            this.restoreSelection();\n        }\n    }\n\n    var initialContent = {};\n\n    MediumEditor.prototype = {\n        // NOT DOCUMENTED - exposed for backwards compatability\n        init: function (elements, options) {\n            this.options = mergeOptions.call(this, this.defaults, options);\n            this.origElements = elements;\n\n            if (!this.options.elementsContainer) {\n                this.options.elementsContainer = this.options.ownerDocument.body;\n            }\n\n            return this.setup();\n        },\n\n        setup: function () {\n            if (this.isActive) {\n                return;\n            }\n\n            addToEditors.call(this, this.options.contentWindow);\n            this.events = new MediumEditor.Events(this);\n            this.elements = [];\n\n            this.addElements(this.origElements);\n\n            if (this.elements.length === 0) {\n                return;\n            }\n\n            this.isActive = true;\n\n            // Call initialization helpers\n            initExtensions.call(this);\n            attachHandlers.call(this);\n        },\n\n        destroy: function () {\n            if (!this.isActive) {\n                return;\n            }\n\n            this.isActive = false;\n\n            this.extensions.forEach(function (extension) {\n                if (typeof extension.destroy === 'function') {\n                    extension.destroy();\n                }\n            }, this);\n\n            this.events.destroy();\n\n            this.elements.forEach(function (element) {\n                // Reset elements content, fix for issue where after editor destroyed the red underlines on spelling errors are left\n                if (this.options.spellcheck) {\n                    element.innerHTML = element.innerHTML;\n                }\n\n                // cleanup extra added attributes\n                element.removeAttribute('contentEditable');\n                element.removeAttribute('spellcheck');\n                element.removeAttribute('data-medium-editor-element');\n                element.classList.remove('medium-editor-element');\n                element.removeAttribute('role');\n                element.removeAttribute('aria-multiline');\n                element.removeAttribute('medium-editor-index');\n                element.removeAttribute('data-medium-editor-editor-index');\n\n                // Remove any elements created for textareas\n                if (element.getAttribute('medium-editor-textarea-id')) {\n                    cleanupTextareaElement(element);\n                }\n            }, this);\n            this.elements = [];\n            this.instanceHandleEditableKeydownEnter = null;\n            this.instanceHandleEditableInput = null;\n\n            removeFromEditors.call(this, this.options.contentWindow);\n        },\n\n        on: function (target, event, listener, useCapture) {\n            this.events.attachDOMEvent(target, event, listener, useCapture);\n\n            return this;\n        },\n\n        off: function (target, event, listener, useCapture) {\n            this.events.detachDOMEvent(target, event, listener, useCapture);\n\n            return this;\n        },\n\n        subscribe: function (event, listener) {\n            this.events.attachCustomEvent(event, listener);\n\n            return this;\n        },\n\n        unsubscribe: function (event, listener) {\n            this.events.detachCustomEvent(event, listener);\n\n            return this;\n        },\n\n        trigger: function (name, data, editable) {\n            this.events.triggerCustomEvent(name, data, editable);\n\n            return this;\n        },\n\n        delay: function (fn) {\n            var self = this;\n            return setTimeout(function () {\n                if (self.isActive) {\n                    fn();\n                }\n            }, this.options.delay);\n        },\n\n        serialize: function () {\n            var i,\n                elementid,\n                content = {},\n                len = this.elements.length;\n\n            for (i = 0; i < len; i += 1) {\n                elementid = (this.elements[i].id !== '') ? this.elements[i].id : 'element-' + i;\n                content[elementid] = {\n                    value: this.elements[i].innerHTML.trim()\n                };\n            }\n            return content;\n        },\n\n        getExtensionByName: function (name) {\n            var extension;\n            if (this.extensions && this.extensions.length) {\n                this.extensions.some(function (ext) {\n                    if (ext.name === name) {\n                        extension = ext;\n                        return true;\n                    }\n                    return false;\n                });\n            }\n            return extension;\n        },\n\n        /**\n         * NOT DOCUMENTED - exposed as a helper for other extensions to use\n         */\n        addBuiltInExtension: function (name, opts) {\n            var extension = this.getExtensionByName(name),\n                merged;\n            if (extension) {\n                return extension;\n            }\n\n            switch (name) {\n                case 'anchor':\n                    merged = MediumEditor.util.extend({}, this.options.anchor, opts);\n                    extension = new MediumEditor.extensions.anchor(merged);\n                    break;\n                case 'anchor-preview':\n                    extension = new MediumEditor.extensions.anchorPreview(this.options.anchorPreview);\n                    break;\n                case 'autoLink':\n                    extension = new MediumEditor.extensions.autoLink();\n                    break;\n                case 'fileDragging':\n                    extension = new MediumEditor.extensions.fileDragging(opts);\n                    break;\n                case 'fontname':\n                    extension = new MediumEditor.extensions.fontName(this.options.fontName);\n                    break;\n                case 'fontsize':\n                    extension = new MediumEditor.extensions.fontSize(opts);\n                    break;\n                case 'keyboardCommands':\n                    extension = new MediumEditor.extensions.keyboardCommands(this.options.keyboardCommands);\n                    break;\n                case 'paste':\n                    extension = new MediumEditor.extensions.paste(this.options.paste);\n                    break;\n                case 'placeholder':\n                    extension = new MediumEditor.extensions.placeholder(this.options.placeholder);\n                    break;\n                default:\n                    // All of the built-in buttons for MediumEditor are extensions\n                    // so check to see if the extension we're creating is a built-in button\n                    if (MediumEditor.extensions.button.isBuiltInButton(name)) {\n                        if (opts) {\n                            merged = MediumEditor.util.defaults({}, opts, MediumEditor.extensions.button.prototype.defaults[name]);\n                            extension = new MediumEditor.extensions.button(merged);\n                        } else {\n                            extension = new MediumEditor.extensions.button(name);\n                        }\n                    }\n            }\n\n            if (extension) {\n                this.extensions.push(initExtension(extension, name, this));\n            }\n\n            return extension;\n        },\n\n        stopSelectionUpdates: function () {\n            this.preventSelectionUpdates = true;\n        },\n\n        startSelectionUpdates: function () {\n            this.preventSelectionUpdates = false;\n        },\n\n        checkSelection: function () {\n            var toolbar = this.getExtensionByName('toolbar');\n            if (toolbar) {\n                toolbar.checkState();\n            }\n            return this;\n        },\n\n        // Wrapper around document.queryCommandState for checking whether an action has already\n        // been applied to the current selection\n        queryCommandState: function (action) {\n            var fullAction = /^full-(.+)$/gi,\n                match,\n                queryState = null;\n\n            // Actions starting with 'full-' need to be modified since this is a medium-editor concept\n            match = fullAction.exec(action);\n            if (match) {\n                action = match[1];\n            }\n\n            try {\n                queryState = this.options.ownerDocument.queryCommandState(action);\n            } catch (exc) {\n                queryState = null;\n            }\n\n            return queryState;\n        },\n\n        execAction: function (action, opts) {\n            /*jslint regexp: true*/\n            var fullAction = /^full-(.+)$/gi,\n                match,\n                result;\n            /*jslint regexp: false*/\n\n            // Actions starting with 'full-' should be applied to to the entire contents of the editable element\n            // (ie full-bold, full-append-pre, etc.)\n            match = fullAction.exec(action);\n            if (match) {\n                // Store the current selection to be restored after applying the action\n                this.saveSelection();\n                // Select all of the contents before calling the action\n                this.selectAllContents();\n                result = execActionInternal.call(this, match[1], opts);\n                // Restore the previous selection\n                this.restoreSelection();\n            } else {\n                result = execActionInternal.call(this, action, opts);\n            }\n\n            // do some DOM clean-up for known browser issues after the action\n            if (action === 'insertunorderedlist' || action === 'insertorderedlist') {\n                MediumEditor.util.cleanListDOM(this.options.ownerDocument, this.getSelectedParentElement());\n            }\n\n            this.checkSelection();\n            return result;\n        },\n\n        getSelectedParentElement: function (range) {\n            if (range === undefined) {\n                range = this.options.contentWindow.getSelection().getRangeAt(0);\n            }\n            return MediumEditor.selection.getSelectedParentElement(range);\n        },\n\n        selectAllContents: function () {\n            var currNode = MediumEditor.selection.getSelectionElement(this.options.contentWindow);\n\n            if (currNode) {\n                // Move to the lowest descendant node that still selects all of the contents\n                while (currNode.children.length === 1) {\n                    currNode = currNode.children[0];\n                }\n\n                this.selectElement(currNode);\n            }\n        },\n\n        selectElement: function (element) {\n            MediumEditor.selection.selectNode(element, this.options.ownerDocument);\n\n            var selElement = MediumEditor.selection.getSelectionElement(this.options.contentWindow);\n            if (selElement) {\n                this.events.focusElement(selElement);\n            }\n        },\n\n        getFocusedElement: function () {\n            var focused;\n            this.elements.some(function (element) {\n                // Find the element that has focus\n                if (!focused && element.getAttribute('data-medium-focused')) {\n                    focused = element;\n                }\n\n                // bail if we found the element that had focus\n                return !!focused;\n            }, this);\n\n            return focused;\n        },\n\n        // Export the state of the selection in respect to one of this\n        // instance of MediumEditor's elements\n        exportSelection: function () {\n            var selectionElement = MediumEditor.selection.getSelectionElement(this.options.contentWindow),\n                editableElementIndex = this.elements.indexOf(selectionElement),\n                selectionState = null;\n\n            if (editableElementIndex >= 0) {\n                selectionState = MediumEditor.selection.exportSelection(selectionElement, this.options.ownerDocument);\n            }\n\n            if (selectionState !== null && editableElementIndex !== 0) {\n                selectionState.editableElementIndex = editableElementIndex;\n            }\n\n            return selectionState;\n        },\n\n        saveSelection: function () {\n            this.selectionState = this.exportSelection();\n        },\n\n        // Restore a selection based on a selectionState returned by a call\n        // to MediumEditor.exportSelection\n        importSelection: function (selectionState, favorLaterSelectionAnchor) {\n            if (!selectionState) {\n                return;\n            }\n\n            var editableElement = this.elements[selectionState.editableElementIndex || 0];\n            MediumEditor.selection.importSelection(selectionState, editableElement, this.options.ownerDocument, favorLaterSelectionAnchor);\n        },\n\n        restoreSelection: function () {\n            this.importSelection(this.selectionState);\n        },\n\n        createLink: function (opts) {\n            var currentEditor = MediumEditor.selection.getSelectionElement(this.options.contentWindow),\n                customEvent = {},\n                targetUrl;\n\n            // Make sure the selection is within an element this editor is tracking\n            if (this.elements.indexOf(currentEditor) === -1) {\n                return;\n            }\n\n            try {\n                this.events.disableCustomEvent('editableInput');\n                // TODO: Deprecate support for opts.url in 6.0.0\n                if (opts.url) {\n                    MediumEditor.util.deprecated('.url option for createLink', '.value', '6.0.0');\n                }\n                targetUrl = opts.url || opts.value;\n                if (targetUrl && targetUrl.trim().length > 0) {\n                    var currentSelection = this.options.contentWindow.getSelection();\n                    if (currentSelection) {\n                        var currRange = currentSelection.getRangeAt(0),\n                            commonAncestorContainer = currRange.commonAncestorContainer,\n                            exportedSelection,\n                            startContainerParentElement,\n                            endContainerParentElement,\n                            textNodes;\n\n                        // If the selection is contained within a single text node\n                        // and the selection starts at the beginning of the text node,\n                        // MSIE still says the startContainer is the parent of the text node.\n                        // If the selection is contained within a single text node, we\n                        // want to just use the default browser 'createLink', so we need\n                        // to account for this case and adjust the commonAncestorContainer accordingly\n                        if (currRange.endContainer.nodeType === 3 &&\n                            currRange.startContainer.nodeType !== 3 &&\n                            currRange.startOffset === 0 &&\n                            currRange.startContainer.firstChild === currRange.endContainer) {\n                            commonAncestorContainer = currRange.endContainer;\n                        }\n\n                        startContainerParentElement = MediumEditor.util.getClosestBlockContainer(currRange.startContainer);\n                        endContainerParentElement = MediumEditor.util.getClosestBlockContainer(currRange.endContainer);\n\n                        // If the selection is not contained within a single text node\n                        // but the selection is contained within the same block element\n                        // we want to make sure we create a single link, and not multiple links\n                        // which can happen with the built in browser functionality\n                        if (commonAncestorContainer.nodeType !== 3 && commonAncestorContainer.textContent.length !== 0 && startContainerParentElement === endContainerParentElement) {\n                            var parentElement = (startContainerParentElement || currentEditor),\n                                fragment = this.options.ownerDocument.createDocumentFragment();\n\n                            // since we are going to create a link from an extracted text,\n                            // be sure that if we are updating a link, we won't let an empty link behind (see #754)\n                            // (Workaroung for Chrome)\n                            this.execAction('unlink');\n\n                            exportedSelection = this.exportSelection();\n                            fragment.appendChild(parentElement.cloneNode(true));\n\n                            if (currentEditor === parentElement) {\n                                // We have to avoid the editor itself being wiped out when it's the only block element,\n                                // as our reference inside this.elements gets detached from the page when insertHTML runs.\n                                // If we just use [parentElement, 0] and [parentElement, parentElement.childNodes.length]\n                                // as the range boundaries, this happens whenever parentElement === currentEditor.\n                                // The tradeoff to this workaround is that a orphaned tag can sometimes be left behind at\n                                // the end of the editor's content.\n                                // In Gecko:\n                                // as an empty <strong></strong> if parentElement.lastChild is a <strong> tag.\n                                // In WebKit:\n                                // an invented <br /> tag at the end in the same situation\n                                MediumEditor.selection.select(\n                                    this.options.ownerDocument,\n                                    parentElement.firstChild,\n                                    0,\n                                    parentElement.lastChild,\n                                    parentElement.lastChild.nodeType === 3 ?\n                                    parentElement.lastChild.nodeValue.length : parentElement.lastChild.childNodes.length\n                                );\n                            } else {\n                                MediumEditor.selection.select(\n                                    this.options.ownerDocument,\n                                    parentElement,\n                                    0,\n                                    parentElement,\n                                    parentElement.childNodes.length\n                                );\n                            }\n\n                            var modifiedExportedSelection = this.exportSelection();\n\n                            textNodes = MediumEditor.util.findOrCreateMatchingTextNodes(\n                                this.options.ownerDocument,\n                                fragment,\n                                {\n                                    start: exportedSelection.start - modifiedExportedSelection.start,\n                                    end: exportedSelection.end - modifiedExportedSelection.start,\n                                    editableElementIndex: exportedSelection.editableElementIndex\n                                }\n                            );\n                            // If textNodes are not present, when changing link on images\n                            // ex: <a><img src=\"http://image.test.com\"></a>, change fragment to currRange.startContainer\n                            // and set textNodes array to [imageElement, imageElement]\n                            if (textNodes.length === 0) {\n                                fragment = this.options.ownerDocument.createDocumentFragment();\n                                fragment.appendChild(commonAncestorContainer.cloneNode(true));\n                                textNodes = [fragment.firstChild.firstChild, fragment.firstChild.lastChild];\n                            }\n\n                            // Creates the link in the document fragment\n                            MediumEditor.util.createLink(this.options.ownerDocument, textNodes, targetUrl.trim());\n\n                            // Chrome trims the leading whitespaces when inserting HTML, which messes up restoring the selection.\n                            var leadingWhitespacesCount = (fragment.firstChild.innerHTML.match(/^\\s+/) || [''])[0].length;\n\n                            // Now move the created link back into the original document in a way to preserve undo/redo history\n                            MediumEditor.util.insertHTMLCommand(this.options.ownerDocument, fragment.firstChild.innerHTML.replace(/^\\s+/, ''));\n                            exportedSelection.start -= leadingWhitespacesCount;\n                            exportedSelection.end -= leadingWhitespacesCount;\n\n                            this.importSelection(exportedSelection);\n                        } else {\n                            this.options.ownerDocument.execCommand('createLink', false, targetUrl);\n                        }\n\n                        if (this.options.targetBlank || opts.target === '_blank') {\n                            MediumEditor.util.setTargetBlank(MediumEditor.selection.getSelectionStart(this.options.ownerDocument), targetUrl);\n                        } else {\n                            MediumEditor.util.removeTargetBlank(MediumEditor.selection.getSelectionStart(this.options.ownerDocument), targetUrl);\n                        }\n\n                        if (opts.buttonClass) {\n                            MediumEditor.util.addClassToAnchors(MediumEditor.selection.getSelectionStart(this.options.ownerDocument), opts.buttonClass);\n                        }\n                    }\n                }\n                // Fire input event for backwards compatibility if anyone was listening directly to the DOM input event\n                if (this.options.targetBlank || opts.target === '_blank' || opts.buttonClass) {\n                    customEvent = this.options.ownerDocument.createEvent('HTMLEvents');\n                    customEvent.initEvent('input', true, true, this.options.contentWindow);\n                    for (var i = 0, len = this.elements.length; i < len; i += 1) {\n                        this.elements[i].dispatchEvent(customEvent);\n                    }\n                }\n            } finally {\n                this.events.enableCustomEvent('editableInput');\n            }\n            // Fire our custom editableInput event\n            this.events.triggerCustomEvent('editableInput', customEvent, currentEditor);\n        },\n\n        cleanPaste: function (text) {\n            this.getExtensionByName('paste').cleanPaste(text);\n        },\n\n        pasteHTML: function (html, options) {\n            this.getExtensionByName('paste').pasteHTML(html, options);\n        },\n\n        setContent: function (html, index) {\n            index = index || 0;\n\n            if (this.elements[index]) {\n                var target = this.elements[index];\n                target.innerHTML = html;\n                this.checkContentChanged(target);\n            }\n        },\n\n        getContent: function (index) {\n            index = index || 0;\n\n            if (this.elements[index]) {\n                return this.elements[index].innerHTML.trim();\n            }\n            return null;\n        },\n\n        checkContentChanged: function (editable) {\n            editable = editable || MediumEditor.selection.getSelectionElement(this.options.contentWindow);\n            this.events.updateInput(editable, { target: editable, currentTarget: editable });\n        },\n\n        resetContent: function (element) {\n            // For all elements that exist in the this.elements array, we can assume:\n            // - Its initial content has been set in the initialContent object\n            // - It has a medium-editor-index attribute which is the key value in the initialContent object\n\n            if (element) {\n                var index = this.elements.indexOf(element);\n                if (index !== -1) {\n                    this.setContent(initialContent[element.getAttribute('medium-editor-index')], index);\n                }\n                return;\n            }\n\n            this.elements.forEach(function (el, idx) {\n                this.setContent(initialContent[el.getAttribute('medium-editor-index')], idx);\n            }, this);\n        },\n\n        addElements: function (selector) {\n            // Convert elements into an array\n            var elements = createElementsArray(selector, this.options.ownerDocument, true);\n\n            // Do we have elements to add now?\n            if (elements.length === 0) {\n                return false;\n            }\n\n            elements.forEach(function (element) {\n                // Initialize all new elements (we check that in those functions don't worry)\n                element = initElement.call(this, element, this.id);\n\n                // Add new elements to our internal elements array\n                this.elements.push(element);\n\n                // Trigger event so extensions can know when an element has been added\n                this.trigger('addElement', { target: element, currentTarget: element }, element);\n            }, this);\n        },\n\n        removeElements: function (selector) {\n            // Convert elements into an array\n            var elements = createElementsArray(selector, this.options.ownerDocument),\n                toRemove = elements.map(function (el) {\n                    // For textareas, make sure we're looking at the editor div and not the textarea itself\n                    if (el.getAttribute('medium-editor-textarea-id') && el.parentNode) {\n                        return el.parentNode.querySelector('div[medium-editor-textarea-id=\"' + el.getAttribute('medium-editor-textarea-id') + '\"]');\n                    } else {\n                        return el;\n                    }\n                });\n\n            this.elements = this.elements.filter(function (element) {\n                // If this is an element we want to remove\n                if (toRemove.indexOf(element) !== -1) {\n                    this.events.cleanupElement(element);\n                    if (element.getAttribute('medium-editor-textarea-id')) {\n                        cleanupTextareaElement(element);\n                    }\n                    // Trigger event so extensions can clean-up elements that are being removed\n                    this.trigger('removeElement', { target: element, currentTarget: element }, element);\n                    return false;\n                }\n                return true;\n            }, this);\n        }\n    };\n\n    MediumEditor.getEditorFromElement = function (element) {\n        var index = element.getAttribute('data-medium-editor-editor-index'),\n            win = element && element.ownerDocument && (element.ownerDocument.defaultView || element.ownerDocument.parentWindow);\n        if (win && win._mediumEditors && win._mediumEditors[index]) {\n            return win._mediumEditors[index];\n        }\n        return null;\n    };\n}());\n\n(function () {\n    // summary: The default options hash used by the Editor\n\n    MediumEditor.prototype.defaults = {\n        activeButtonClass: 'medium-editor-button-active',\n        buttonLabels: false,\n        delay: 0,\n        disableReturn: false,\n        disableDoubleReturn: false,\n        disableExtraSpaces: false,\n        disableEditing: false,\n        autoLink: false,\n        elementsContainer: false,\n        contentWindow: window,\n        ownerDocument: document,\n        targetBlank: false,\n        extensions: {},\n        spellcheck: true\n    };\n})();\n\nMediumEditor.parseVersionString = function (release) {\n    var split = release.split('-'),\n        version = split[0].split('.'),\n        preRelease = (split.length > 1) ? split[1] : '';\n    return {\n        major: parseInt(version[0], 10),\n        minor: parseInt(version[1], 10),\n        revision: parseInt(version[2], 10),\n        preRelease: preRelease,\n        toString: function () {\n            return [version[0], version[1], version[2]].join('.') + (preRelease ? '-' + preRelease : '');\n        }\n    };\n};\n\nMediumEditor.version = MediumEditor.parseVersionString.call(this, ({\n    // grunt-bump looks for this:\n    'version': '5.23.3'\n}).version);\n\n    return MediumEditor;\n}()));\n\n}).call(this,require('_process'))\n},{\"_process\":166}],164:[function(require,module,exports){\n//! moment.js\n\n;(function (global, factory) {\n    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n    typeof define === 'function' && define.amd ? define(factory) :\n    global.moment = factory()\n}(this, (function () { 'use strict';\n\n    var hookCallback;\n\n    function hooks () {\n        return hookCallback.apply(null, arguments);\n    }\n\n    // This is done to register the method called with moment()\n    // without creating circular dependencies.\n    function setHookCallback (callback) {\n        hookCallback = callback;\n    }\n\n    function isArray(input) {\n        return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]';\n    }\n\n    function isObject(input) {\n        // IE8 will treat undefined and null as object if it wasn't for\n        // input != null\n        return input != null && Object.prototype.toString.call(input) === '[object Object]';\n    }\n\n    function isObjectEmpty(obj) {\n        if (Object.getOwnPropertyNames) {\n            return (Object.getOwnPropertyNames(obj).length === 0);\n        } else {\n            var k;\n            for (k in obj) {\n                if (obj.hasOwnProperty(k)) {\n                    return false;\n                }\n            }\n            return true;\n        }\n    }\n\n    function isUndefined(input) {\n        return input === void 0;\n    }\n\n    function isNumber(input) {\n        return typeof input === 'number' || Object.prototype.toString.call(input) === '[object Number]';\n    }\n\n    function isDate(input) {\n        return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]';\n    }\n\n    function map(arr, fn) {\n        var res = [], i;\n        for (i = 0; i < arr.length; ++i) {\n            res.push(fn(arr[i], i));\n        }\n        return res;\n    }\n\n    function hasOwnProp(a, b) {\n        return Object.prototype.hasOwnProperty.call(a, b);\n    }\n\n    function extend(a, b) {\n        for (var i in b) {\n            if (hasOwnProp(b, i)) {\n                a[i] = b[i];\n            }\n        }\n\n        if (hasOwnProp(b, 'toString')) {\n            a.toString = b.toString;\n        }\n\n        if (hasOwnProp(b, 'valueOf')) {\n            a.valueOf = b.valueOf;\n        }\n\n        return a;\n    }\n\n    function createUTC (input, format, locale, strict) {\n        return createLocalOrUTC(input, format, locale, strict, true).utc();\n    }\n\n    function defaultParsingFlags() {\n        // We need to deep clone this object.\n        return {\n            empty           : false,\n            unusedTokens    : [],\n            unusedInput     : [],\n            overflow        : -2,\n            charsLeftOver   : 0,\n            nullInput       : false,\n            invalidMonth    : null,\n            invalidFormat   : false,\n            userInvalidated : false,\n            iso             : false,\n            parsedDateParts : [],\n            meridiem        : null,\n            rfc2822         : false,\n            weekdayMismatch : false\n        };\n    }\n\n    function getParsingFlags(m) {\n        if (m._pf == null) {\n            m._pf = defaultParsingFlags();\n        }\n        return m._pf;\n    }\n\n    var some;\n    if (Array.prototype.some) {\n        some = Array.prototype.some;\n    } else {\n        some = function (fun) {\n            var t = Object(this);\n            var len = t.length >>> 0;\n\n            for (var i = 0; i < len; i++) {\n                if (i in t && fun.call(this, t[i], i, t)) {\n                    return true;\n                }\n            }\n\n            return false;\n        };\n    }\n\n    function isValid(m) {\n        if (m._isValid == null) {\n            var flags = getParsingFlags(m);\n            var parsedParts = some.call(flags.parsedDateParts, function (i) {\n                return i != null;\n            });\n            var isNowValid = !isNaN(m._d.getTime()) &&\n                flags.overflow < 0 &&\n                !flags.empty &&\n                !flags.invalidMonth &&\n                !flags.invalidWeekday &&\n                !flags.weekdayMismatch &&\n                !flags.nullInput &&\n                !flags.invalidFormat &&\n                !flags.userInvalidated &&\n                (!flags.meridiem || (flags.meridiem && parsedParts));\n\n            if (m._strict) {\n                isNowValid = isNowValid &&\n                    flags.charsLeftOver === 0 &&\n                    flags.unusedTokens.length === 0 &&\n                    flags.bigHour === undefined;\n            }\n\n            if (Object.isFrozen == null || !Object.isFrozen(m)) {\n                m._isValid = isNowValid;\n            }\n            else {\n                return isNowValid;\n            }\n        }\n        return m._isValid;\n    }\n\n    function createInvalid (flags) {\n        var m = createUTC(NaN);\n        if (flags != null) {\n            extend(getParsingFlags(m), flags);\n        }\n        else {\n            getParsingFlags(m).userInvalidated = true;\n        }\n\n        return m;\n    }\n\n    // Plugins that add properties should also add the key here (null value),\n    // so we can properly clone ourselves.\n    var momentProperties = hooks.momentProperties = [];\n\n    function copyConfig(to, from) {\n        var i, prop, val;\n\n        if (!isUndefined(from._isAMomentObject)) {\n            to._isAMomentObject = from._isAMomentObject;\n        }\n        if (!isUndefined(from._i)) {\n            to._i = from._i;\n        }\n        if (!isUndefined(from._f)) {\n            to._f = from._f;\n        }\n        if (!isUndefined(from._l)) {\n            to._l = from._l;\n        }\n        if (!isUndefined(from._strict)) {\n            to._strict = from._strict;\n        }\n        if (!isUndefined(from._tzm)) {\n            to._tzm = from._tzm;\n        }\n        if (!isUndefined(from._isUTC)) {\n            to._isUTC = from._isUTC;\n        }\n        if (!isUndefined(from._offset)) {\n            to._offset = from._offset;\n        }\n        if (!isUndefined(from._pf)) {\n            to._pf = getParsingFlags(from);\n        }\n        if (!isUndefined(from._locale)) {\n            to._locale = from._locale;\n        }\n\n        if (momentProperties.length > 0) {\n            for (i = 0; i < momentProperties.length; i++) {\n                prop = momentProperties[i];\n                val = from[prop];\n                if (!isUndefined(val)) {\n                    to[prop] = val;\n                }\n            }\n        }\n\n        return to;\n    }\n\n    var updateInProgress = false;\n\n    // Moment prototype object\n    function Moment(config) {\n        copyConfig(this, config);\n        this._d = new Date(config._d != null ? config._d.getTime() : NaN);\n        if (!this.isValid()) {\n            this._d = new Date(NaN);\n        }\n        // Prevent infinite loop in case updateOffset creates new moment\n        // objects.\n        if (updateInProgress === false) {\n            updateInProgress = true;\n            hooks.updateOffset(this);\n            updateInProgress = false;\n        }\n    }\n\n    function isMoment (obj) {\n        return obj instanceof Moment || (obj != null && obj._isAMomentObject != null);\n    }\n\n    function absFloor (number) {\n        if (number < 0) {\n            // -0 -> 0\n            return Math.ceil(number) || 0;\n        } else {\n            return Math.floor(number);\n        }\n    }\n\n    function toInt(argumentForCoercion) {\n        var coercedNumber = +argumentForCoercion,\n            value = 0;\n\n        if (coercedNumber !== 0 && isFinite(coercedNumber)) {\n            value = absFloor(coercedNumber);\n        }\n\n        return value;\n    }\n\n    // compare two arrays, return the number of differences\n    function compareArrays(array1, array2, dontConvert) {\n        var len = Math.min(array1.length, array2.length),\n            lengthDiff = Math.abs(array1.length - array2.length),\n            diffs = 0,\n            i;\n        for (i = 0; i < len; i++) {\n            if ((dontConvert && array1[i] !== array2[i]) ||\n                (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {\n                diffs++;\n            }\n        }\n        return diffs + lengthDiff;\n    }\n\n    function warn(msg) {\n        if (hooks.suppressDeprecationWarnings === false &&\n                (typeof console !==  'undefined') && console.warn) {\n            console.warn('Deprecation warning: ' + msg);\n        }\n    }\n\n    function deprecate(msg, fn) {\n        var firstTime = true;\n\n        return extend(function () {\n            if (hooks.deprecationHandler != null) {\n                hooks.deprecationHandler(null, msg);\n            }\n            if (firstTime) {\n                var args = [];\n                var arg;\n                for (var i = 0; i < arguments.length; i++) {\n                    arg = '';\n                    if (typeof arguments[i] === 'object') {\n                        arg += '\\n[' + i + '] ';\n                        for (var key in arguments[0]) {\n                            arg += key + ': ' + arguments[0][key] + ', ';\n                        }\n                        arg = arg.slice(0, -2); // Remove trailing comma and space\n                    } else {\n                        arg = arguments[i];\n                    }\n                    args.push(arg);\n                }\n                warn(msg + '\\nArguments: ' + Array.prototype.slice.call(args).join('') + '\\n' + (new Error()).stack);\n                firstTime = false;\n            }\n            return fn.apply(this, arguments);\n        }, fn);\n    }\n\n    var deprecations = {};\n\n    function deprecateSimple(name, msg) {\n        if (hooks.deprecationHandler != null) {\n            hooks.deprecationHandler(name, msg);\n        }\n        if (!deprecations[name]) {\n            warn(msg);\n            deprecations[name] = true;\n        }\n    }\n\n    hooks.suppressDeprecationWarnings = false;\n    hooks.deprecationHandler = null;\n\n    function isFunction(input) {\n        return input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';\n    }\n\n    function set (config) {\n        var prop, i;\n        for (i in config) {\n            prop = config[i];\n            if (isFunction(prop)) {\n                this[i] = prop;\n            } else {\n                this['_' + i] = prop;\n            }\n        }\n        this._config = config;\n        // Lenient ordinal parsing accepts just a number in addition to\n        // number + (possibly) stuff coming from _dayOfMonthOrdinalParse.\n        // TODO: Remove \"ordinalParse\" fallback in next major release.\n        this._dayOfMonthOrdinalParseLenient = new RegExp(\n            (this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) +\n                '|' + (/\\d{1,2}/).source);\n    }\n\n    function mergeConfigs(parentConfig, childConfig) {\n        var res = extend({}, parentConfig), prop;\n        for (prop in childConfig) {\n            if (hasOwnProp(childConfig, prop)) {\n                if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {\n                    res[prop] = {};\n                    extend(res[prop], parentConfig[prop]);\n                    extend(res[prop], childConfig[prop]);\n                } else if (childConfig[prop] != null) {\n                    res[prop] = childConfig[prop];\n                } else {\n                    delete res[prop];\n                }\n            }\n        }\n        for (prop in parentConfig) {\n            if (hasOwnProp(parentConfig, prop) &&\n                    !hasOwnProp(childConfig, prop) &&\n                    isObject(parentConfig[prop])) {\n                // make sure changes to properties don't modify parent config\n                res[prop] = extend({}, res[prop]);\n            }\n        }\n        return res;\n    }\n\n    function Locale(config) {\n        if (config != null) {\n            this.set(config);\n        }\n    }\n\n    var keys;\n\n    if (Object.keys) {\n        keys = Object.keys;\n    } else {\n        keys = function (obj) {\n            var i, res = [];\n            for (i in obj) {\n                if (hasOwnProp(obj, i)) {\n                    res.push(i);\n                }\n            }\n            return res;\n        };\n    }\n\n    var defaultCalendar = {\n        sameDay : '[Today at] LT',\n        nextDay : '[Tomorrow at] LT',\n        nextWeek : 'dddd [at] LT',\n        lastDay : '[Yesterday at] LT',\n        lastWeek : '[Last] dddd [at] LT',\n        sameElse : 'L'\n    };\n\n    function calendar (key, mom, now) {\n        var output = this._calendar[key] || this._calendar['sameElse'];\n        return isFunction(output) ? output.call(mom, now) : output;\n    }\n\n    var defaultLongDateFormat = {\n        LTS  : 'h:mm:ss A',\n        LT   : 'h:mm A',\n        L    : 'MM/DD/YYYY',\n        LL   : 'MMMM D, YYYY',\n        LLL  : 'MMMM D, YYYY h:mm A',\n        LLLL : 'dddd, MMMM D, YYYY h:mm A'\n    };\n\n    function longDateFormat (key) {\n        var format = this._longDateFormat[key],\n            formatUpper = this._longDateFormat[key.toUpperCase()];\n\n        if (format || !formatUpper) {\n            return format;\n        }\n\n        this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) {\n            return val.slice(1);\n        });\n\n        return this._longDateFormat[key];\n    }\n\n    var defaultInvalidDate = 'Invalid date';\n\n    function invalidDate () {\n        return this._invalidDate;\n    }\n\n    var defaultOrdinal = '%d';\n    var defaultDayOfMonthOrdinalParse = /\\d{1,2}/;\n\n    function ordinal (number) {\n        return this._ordinal.replace('%d', number);\n    }\n\n    var defaultRelativeTime = {\n        future : 'in %s',\n        past   : '%s ago',\n        s  : 'a few seconds',\n        ss : '%d seconds',\n        m  : 'a minute',\n        mm : '%d minutes',\n        h  : 'an hour',\n        hh : '%d hours',\n        d  : 'a day',\n        dd : '%d days',\n        M  : 'a month',\n        MM : '%d months',\n        y  : 'a year',\n        yy : '%d years'\n    };\n\n    function relativeTime (number, withoutSuffix, string, isFuture) {\n        var output = this._relativeTime[string];\n        return (isFunction(output)) ?\n            output(number, withoutSuffix, string, isFuture) :\n            output.replace(/%d/i, number);\n    }\n\n    function pastFuture (diff, output) {\n        var format = this._relativeTime[diff > 0 ? 'future' : 'past'];\n        return isFunction(format) ? format(output) : format.replace(/%s/i, output);\n    }\n\n    var aliases = {};\n\n    function addUnitAlias (unit, shorthand) {\n        var lowerCase = unit.toLowerCase();\n        aliases[lowerCase] = aliases[lowerCase + 's'] = aliases[shorthand] = unit;\n    }\n\n    function normalizeUnits(units) {\n        return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined;\n    }\n\n    function normalizeObjectUnits(inputObject) {\n        var normalizedInput = {},\n            normalizedProp,\n            prop;\n\n        for (prop in inputObject) {\n            if (hasOwnProp(inputObject, prop)) {\n                normalizedProp = normalizeUnits(prop);\n                if (normalizedProp) {\n                    normalizedInput[normalizedProp] = inputObject[prop];\n                }\n            }\n        }\n\n        return normalizedInput;\n    }\n\n    var priorities = {};\n\n    function addUnitPriority(unit, priority) {\n        priorities[unit] = priority;\n    }\n\n    function getPrioritizedUnits(unitsObj) {\n        var units = [];\n        for (var u in unitsObj) {\n            units.push({unit: u, priority: priorities[u]});\n        }\n        units.sort(function (a, b) {\n            return a.priority - b.priority;\n        });\n        return units;\n    }\n\n    function zeroFill(number, targetLength, forceSign) {\n        var absNumber = '' + Math.abs(number),\n            zerosToFill = targetLength - absNumber.length,\n            sign = number >= 0;\n        return (sign ? (forceSign ? '+' : '') : '-') +\n            Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;\n    }\n\n    var formattingTokens = /(\\[[^\\[]*\\])|(\\\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;\n\n    var localFormattingTokens = /(\\[[^\\[]*\\])|(\\\\)?(LTS|LT|LL?L?L?|l{1,4})/g;\n\n    var formatFunctions = {};\n\n    var formatTokenFunctions = {};\n\n    // token:    'M'\n    // padded:   ['MM', 2]\n    // ordinal:  'Mo'\n    // callback: function () { this.month() + 1 }\n    function addFormatToken (token, padded, ordinal, callback) {\n        var func = callback;\n        if (typeof callback === 'string') {\n            func = function () {\n                return this[callback]();\n            };\n        }\n        if (token) {\n            formatTokenFunctions[token] = func;\n        }\n        if (padded) {\n            formatTokenFunctions[padded[0]] = function () {\n                return zeroFill(func.apply(this, arguments), padded[1], padded[2]);\n            };\n        }\n        if (ordinal) {\n            formatTokenFunctions[ordinal] = function () {\n                return this.localeData().ordinal(func.apply(this, arguments), token);\n            };\n        }\n    }\n\n    function removeFormattingTokens(input) {\n        if (input.match(/\\[[\\s\\S]/)) {\n            return input.replace(/^\\[|\\]$/g, '');\n        }\n        return input.replace(/\\\\/g, '');\n    }\n\n    function makeFormatFunction(format) {\n        var array = format.match(formattingTokens), i, length;\n\n        for (i = 0, length = array.length; i < length; i++) {\n            if (formatTokenFunctions[array[i]]) {\n                array[i] = formatTokenFunctions[array[i]];\n            } else {\n                array[i] = removeFormattingTokens(array[i]);\n            }\n        }\n\n        return function (mom) {\n            var output = '', i;\n            for (i = 0; i < length; i++) {\n                output += isFunction(array[i]) ? array[i].call(mom, format) : array[i];\n            }\n            return output;\n        };\n    }\n\n    // format date using native date object\n    function formatMoment(m, format) {\n        if (!m.isValid()) {\n            return m.localeData().invalidDate();\n        }\n\n        format = expandFormat(format, m.localeData());\n        formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format);\n\n        return formatFunctions[format](m);\n    }\n\n    function expandFormat(format, locale) {\n        var i = 5;\n\n        function replaceLongDateFormatTokens(input) {\n            return locale.longDateFormat(input) || input;\n        }\n\n        localFormattingTokens.lastIndex = 0;\n        while (i >= 0 && localFormattingTokens.test(format)) {\n            format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);\n            localFormattingTokens.lastIndex = 0;\n            i -= 1;\n        }\n\n        return format;\n    }\n\n    var match1         = /\\d/;            //       0 - 9\n    var match2         = /\\d\\d/;          //      00 - 99\n    var match3         = /\\d{3}/;         //     000 - 999\n    var match4         = /\\d{4}/;         //    0000 - 9999\n    var match6         = /[+-]?\\d{6}/;    // -999999 - 999999\n    var match1to2      = /\\d\\d?/;         //       0 - 99\n    var match3to4      = /\\d\\d\\d\\d?/;     //     999 - 9999\n    var match5to6      = /\\d\\d\\d\\d\\d\\d?/; //   99999 - 999999\n    var match1to3      = /\\d{1,3}/;       //       0 - 999\n    var match1to4      = /\\d{1,4}/;       //       0 - 9999\n    var match1to6      = /[+-]?\\d{1,6}/;  // -999999 - 999999\n\n    var matchUnsigned  = /\\d+/;           //       0 - inf\n    var matchSigned    = /[+-]?\\d+/;      //    -inf - inf\n\n    var matchOffset    = /Z|[+-]\\d\\d:?\\d\\d/gi; // +00:00 -00:00 +0000 -0000 or Z\n    var matchShortOffset = /Z|[+-]\\d\\d(?::?\\d\\d)?/gi; // +00 -00 +00:00 -00:00 +0000 -0000 or Z\n\n    var matchTimestamp = /[+-]?\\d+(\\.\\d{1,3})?/; // 123456789 123456789.123\n\n    // any word (or two) characters or numbers including two/three word month in arabic.\n    // includes scottish gaelic two word and hyphenated months\n    var matchWord = /[0-9]{0,256}['a-z\\u00A0-\\u05FF\\u0700-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFF07\\uFF10-\\uFFEF]{1,256}|[\\u0600-\\u06FF\\/]{1,256}(\\s*?[\\u0600-\\u06FF]{1,256}){1,2}/i;\n\n    var regexes = {};\n\n    function addRegexToken (token, regex, strictRegex) {\n        regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) {\n            return (isStrict && strictRegex) ? strictRegex : regex;\n        };\n    }\n\n    function getParseRegexForToken (token, config) {\n        if (!hasOwnProp(regexes, token)) {\n            return new RegExp(unescapeFormat(token));\n        }\n\n        return regexes[token](config._strict, config._locale);\n    }\n\n    // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript\n    function unescapeFormat(s) {\n        return regexEscape(s.replace('\\\\', '').replace(/\\\\(\\[)|\\\\(\\])|\\[([^\\]\\[]*)\\]|\\\\(.)/g, function (matched, p1, p2, p3, p4) {\n            return p1 || p2 || p3 || p4;\n        }));\n    }\n\n    function regexEscape(s) {\n        return s.replace(/[-\\/\\\\^$*+?.()|[\\]{}]/g, '\\\\$&');\n    }\n\n    var tokens = {};\n\n    function addParseToken (token, callback) {\n        var i, func = callback;\n        if (typeof token === 'string') {\n            token = [token];\n        }\n        if (isNumber(callback)) {\n            func = function (input, array) {\n                array[callback] = toInt(input);\n            };\n        }\n        for (i = 0; i < token.length; i++) {\n            tokens[token[i]] = func;\n        }\n    }\n\n    function addWeekParseToken (token, callback) {\n        addParseToken(token, function (input, array, config, token) {\n            config._w = config._w || {};\n            callback(input, config._w, config, token);\n        });\n    }\n\n    function addTimeToArrayFromToken(token, input, config) {\n        if (input != null && hasOwnProp(tokens, token)) {\n            tokens[token](input, config._a, config, token);\n        }\n    }\n\n    var YEAR = 0;\n    var MONTH = 1;\n    var DATE = 2;\n    var HOUR = 3;\n    var MINUTE = 4;\n    var SECOND = 5;\n    var MILLISECOND = 6;\n    var WEEK = 7;\n    var WEEKDAY = 8;\n\n    // FORMATTING\n\n    addFormatToken('Y', 0, 0, function () {\n        var y = this.year();\n        return y <= 9999 ? '' + y : '+' + y;\n    });\n\n    addFormatToken(0, ['YY', 2], 0, function () {\n        return this.year() % 100;\n    });\n\n    addFormatToken(0, ['YYYY',   4],       0, 'year');\n    addFormatToken(0, ['YYYYY',  5],       0, 'year');\n    addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');\n\n    // ALIASES\n\n    addUnitAlias('year', 'y');\n\n    // PRIORITIES\n\n    addUnitPriority('year', 1);\n\n    // PARSING\n\n    addRegexToken('Y',      matchSigned);\n    addRegexToken('YY',     match1to2, match2);\n    addRegexToken('YYYY',   match1to4, match4);\n    addRegexToken('YYYYY',  match1to6, match6);\n    addRegexToken('YYYYYY', match1to6, match6);\n\n    addParseToken(['YYYYY', 'YYYYYY'], YEAR);\n    addParseToken('YYYY', function (input, array) {\n        array[YEAR] = input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);\n    });\n    addParseToken('YY', function (input, array) {\n        array[YEAR] = hooks.parseTwoDigitYear(input);\n    });\n    addParseToken('Y', function (input, array) {\n        array[YEAR] = parseInt(input, 10);\n    });\n\n    // HELPERS\n\n    function daysInYear(year) {\n        return isLeapYear(year) ? 366 : 365;\n    }\n\n    function isLeapYear(year) {\n        return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;\n    }\n\n    // HOOKS\n\n    hooks.parseTwoDigitYear = function (input) {\n        return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);\n    };\n\n    // MOMENTS\n\n    var getSetYear = makeGetSet('FullYear', true);\n\n    function getIsLeapYear () {\n        return isLeapYear(this.year());\n    }\n\n    function makeGetSet (unit, keepTime) {\n        return function (value) {\n            if (value != null) {\n                set$1(this, unit, value);\n                hooks.updateOffset(this, keepTime);\n                return this;\n            } else {\n                return get(this, unit);\n            }\n        };\n    }\n\n    function get (mom, unit) {\n        return mom.isValid() ?\n            mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]() : NaN;\n    }\n\n    function set$1 (mom, unit, value) {\n        if (mom.isValid() && !isNaN(value)) {\n            if (unit === 'FullYear' && isLeapYear(mom.year()) && mom.month() === 1 && mom.date() === 29) {\n                mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value, mom.month(), daysInMonth(value, mom.month()));\n            }\n            else {\n                mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);\n            }\n        }\n    }\n\n    // MOMENTS\n\n    function stringGet (units) {\n        units = normalizeUnits(units);\n        if (isFunction(this[units])) {\n            return this[units]();\n        }\n        return this;\n    }\n\n\n    function stringSet (units, value) {\n        if (typeof units === 'object') {\n            units = normalizeObjectUnits(units);\n            var prioritized = getPrioritizedUnits(units);\n            for (var i = 0; i < prioritized.length; i++) {\n                this[prioritized[i].unit](units[prioritized[i].unit]);\n            }\n        } else {\n            units = normalizeUnits(units);\n            if (isFunction(this[units])) {\n                return this[units](value);\n            }\n        }\n        return this;\n    }\n\n    function mod(n, x) {\n        return ((n % x) + x) % x;\n    }\n\n    var indexOf;\n\n    if (Array.prototype.indexOf) {\n        indexOf = Array.prototype.indexOf;\n    } else {\n        indexOf = function (o) {\n            // I know\n            var i;\n            for (i = 0; i < this.length; ++i) {\n                if (this[i] === o) {\n                    return i;\n                }\n            }\n            return -1;\n        };\n    }\n\n    function daysInMonth(year, month) {\n        if (isNaN(year) || isNaN(month)) {\n            return NaN;\n        }\n        var modMonth = mod(month, 12);\n        year += (month - modMonth) / 12;\n        return modMonth === 1 ? (isLeapYear(year) ? 29 : 28) : (31 - modMonth % 7 % 2);\n    }\n\n    // FORMATTING\n\n    addFormatToken('M', ['MM', 2], 'Mo', function () {\n        return this.month() + 1;\n    });\n\n    addFormatToken('MMM', 0, 0, function (format) {\n        return this.localeData().monthsShort(this, format);\n    });\n\n    addFormatToken('MMMM', 0, 0, function (format) {\n        return this.localeData().months(this, format);\n    });\n\n    // ALIASES\n\n    addUnitAlias('month', 'M');\n\n    // PRIORITY\n\n    addUnitPriority('month', 8);\n\n    // PARSING\n\n    addRegexToken('M',    match1to2);\n    addRegexToken('MM',   match1to2, match2);\n    addRegexToken('MMM',  function (isStrict, locale) {\n        return locale.monthsShortRegex(isStrict);\n    });\n    addRegexToken('MMMM', function (isStrict, locale) {\n        return locale.monthsRegex(isStrict);\n    });\n\n    addParseToken(['M', 'MM'], function (input, array) {\n        array[MONTH] = toInt(input) - 1;\n    });\n\n    addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {\n        var month = config._locale.monthsParse(input, token, config._strict);\n        // if we didn't find a month name, mark the date as invalid.\n        if (month != null) {\n            array[MONTH] = month;\n        } else {\n            getParsingFlags(config).invalidMonth = input;\n        }\n    });\n\n    // LOCALES\n\n    var MONTHS_IN_FORMAT = /D[oD]?(\\[[^\\[\\]]*\\]|\\s)+MMMM?/;\n    var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_');\n    function localeMonths (m, format) {\n        if (!m) {\n            return isArray(this._months) ? this._months :\n                this._months['standalone'];\n        }\n        return isArray(this._months) ? this._months[m.month()] :\n            this._months[(this._months.isFormat || MONTHS_IN_FORMAT).test(format) ? 'format' : 'standalone'][m.month()];\n    }\n\n    var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_');\n    function localeMonthsShort (m, format) {\n        if (!m) {\n            return isArray(this._monthsShort) ? this._monthsShort :\n                this._monthsShort['standalone'];\n        }\n        return isArray(this._monthsShort) ? this._monthsShort[m.month()] :\n            this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];\n    }\n\n    function handleStrictParse(monthName, format, strict) {\n        var i, ii, mom, llc = monthName.toLocaleLowerCase();\n        if (!this._monthsParse) {\n            // this is not used\n            this._monthsParse = [];\n            this._longMonthsParse = [];\n            this._shortMonthsParse = [];\n            for (i = 0; i < 12; ++i) {\n                mom = createUTC([2000, i]);\n                this._shortMonthsParse[i] = this.monthsShort(mom, '').toLocaleLowerCase();\n                this._longMonthsParse[i] = this.months(mom, '').toLocaleLowerCase();\n            }\n        }\n\n        if (strict) {\n            if (format === 'MMM') {\n                ii = indexOf.call(this._shortMonthsParse, llc);\n                return ii !== -1 ? ii : null;\n            } else {\n                ii = indexOf.call(this._longMonthsParse, llc);\n                return ii !== -1 ? ii : null;\n            }\n        } else {\n            if (format === 'MMM') {\n                ii = indexOf.call(this._shortMonthsParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._longMonthsParse, llc);\n                return ii !== -1 ? ii : null;\n            } else {\n                ii = indexOf.call(this._longMonthsParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._shortMonthsParse, llc);\n                return ii !== -1 ? ii : null;\n            }\n        }\n    }\n\n    function localeMonthsParse (monthName, format, strict) {\n        var i, mom, regex;\n\n        if (this._monthsParseExact) {\n            return handleStrictParse.call(this, monthName, format, strict);\n        }\n\n        if (!this._monthsParse) {\n            this._monthsParse = [];\n            this._longMonthsParse = [];\n            this._shortMonthsParse = [];\n        }\n\n        // TODO: add sorting\n        // Sorting makes sure if one month (or abbr) is a prefix of another\n        // see sorting in computeMonthsParse\n        for (i = 0; i < 12; i++) {\n            // make the regex if we don't have it already\n            mom = createUTC([2000, i]);\n            if (strict && !this._longMonthsParse[i]) {\n                this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i');\n                this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i');\n            }\n            if (!strict && !this._monthsParse[i]) {\n                regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');\n                this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');\n            }\n            // test the regex\n            if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {\n                return i;\n            } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {\n                return i;\n            } else if (!strict && this._monthsParse[i].test(monthName)) {\n                return i;\n            }\n        }\n    }\n\n    // MOMENTS\n\n    function setMonth (mom, value) {\n        var dayOfMonth;\n\n        if (!mom.isValid()) {\n            // No op\n            return mom;\n        }\n\n        if (typeof value === 'string') {\n            if (/^\\d+$/.test(value)) {\n                value = toInt(value);\n            } else {\n                value = mom.localeData().monthsParse(value);\n                // TODO: Another silent failure?\n                if (!isNumber(value)) {\n                    return mom;\n                }\n            }\n        }\n\n        dayOfMonth = Math.min(mom.date(), daysInMonth(mom.year(), value));\n        mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth);\n        return mom;\n    }\n\n    function getSetMonth (value) {\n        if (value != null) {\n            setMonth(this, value);\n            hooks.updateOffset(this, true);\n            return this;\n        } else {\n            return get(this, 'Month');\n        }\n    }\n\n    function getDaysInMonth () {\n        return daysInMonth(this.year(), this.month());\n    }\n\n    var defaultMonthsShortRegex = matchWord;\n    function monthsShortRegex (isStrict) {\n        if (this._monthsParseExact) {\n            if (!hasOwnProp(this, '_monthsRegex')) {\n                computeMonthsParse.call(this);\n            }\n            if (isStrict) {\n                return this._monthsShortStrictRegex;\n            } else {\n                return this._monthsShortRegex;\n            }\n        } else {\n            if (!hasOwnProp(this, '_monthsShortRegex')) {\n                this._monthsShortRegex = defaultMonthsShortRegex;\n            }\n            return this._monthsShortStrictRegex && isStrict ?\n                this._monthsShortStrictRegex : this._monthsShortRegex;\n        }\n    }\n\n    var defaultMonthsRegex = matchWord;\n    function monthsRegex (isStrict) {\n        if (this._monthsParseExact) {\n            if (!hasOwnProp(this, '_monthsRegex')) {\n                computeMonthsParse.call(this);\n            }\n            if (isStrict) {\n                return this._monthsStrictRegex;\n            } else {\n                return this._monthsRegex;\n            }\n        } else {\n            if (!hasOwnProp(this, '_monthsRegex')) {\n                this._monthsRegex = defaultMonthsRegex;\n            }\n            return this._monthsStrictRegex && isStrict ?\n                this._monthsStrictRegex : this._monthsRegex;\n        }\n    }\n\n    function computeMonthsParse () {\n        function cmpLenRev(a, b) {\n            return b.length - a.length;\n        }\n\n        var shortPieces = [], longPieces = [], mixedPieces = [],\n            i, mom;\n        for (i = 0; i < 12; i++) {\n            // make the regex if we don't have it already\n            mom = createUTC([2000, i]);\n            shortPieces.push(this.monthsShort(mom, ''));\n            longPieces.push(this.months(mom, ''));\n            mixedPieces.push(this.months(mom, ''));\n            mixedPieces.push(this.monthsShort(mom, ''));\n        }\n        // Sorting makes sure if one month (or abbr) is a prefix of another it\n        // will match the longer piece.\n        shortPieces.sort(cmpLenRev);\n        longPieces.sort(cmpLenRev);\n        mixedPieces.sort(cmpLenRev);\n        for (i = 0; i < 12; i++) {\n            shortPieces[i] = regexEscape(shortPieces[i]);\n            longPieces[i] = regexEscape(longPieces[i]);\n        }\n        for (i = 0; i < 24; i++) {\n            mixedPieces[i] = regexEscape(mixedPieces[i]);\n        }\n\n        this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');\n        this._monthsShortRegex = this._monthsRegex;\n        this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');\n        this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');\n    }\n\n    function createDate (y, m, d, h, M, s, ms) {\n        // can't just apply() to create a date:\n        // https://stackoverflow.com/q/181348\n        var date;\n        // the date constructor remaps years 0-99 to 1900-1999\n        if (y < 100 && y >= 0) {\n            // preserve leap years using a full 400 year cycle, then reset\n            date = new Date(y + 400, m, d, h, M, s, ms);\n            if (isFinite(date.getFullYear())) {\n                date.setFullYear(y);\n            }\n        } else {\n            date = new Date(y, m, d, h, M, s, ms);\n        }\n\n        return date;\n    }\n\n    function createUTCDate (y) {\n        var date;\n        // the Date.UTC function remaps years 0-99 to 1900-1999\n        if (y < 100 && y >= 0) {\n            var args = Array.prototype.slice.call(arguments);\n            // preserve leap years using a full 400 year cycle, then reset\n            args[0] = y + 400;\n            date = new Date(Date.UTC.apply(null, args));\n            if (isFinite(date.getUTCFullYear())) {\n                date.setUTCFullYear(y);\n            }\n        } else {\n            date = new Date(Date.UTC.apply(null, arguments));\n        }\n\n        return date;\n    }\n\n    // start-of-first-week - start-of-year\n    function firstWeekOffset(year, dow, doy) {\n        var // first-week day -- which january is always in the first week (4 for iso, 1 for other)\n            fwd = 7 + dow - doy,\n            // first-week day local weekday -- which local weekday is fwd\n            fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;\n\n        return -fwdlw + fwd - 1;\n    }\n\n    // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday\n    function dayOfYearFromWeeks(year, week, weekday, dow, doy) {\n        var localWeekday = (7 + weekday - dow) % 7,\n            weekOffset = firstWeekOffset(year, dow, doy),\n            dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,\n            resYear, resDayOfYear;\n\n        if (dayOfYear <= 0) {\n            resYear = year - 1;\n            resDayOfYear = daysInYear(resYear) + dayOfYear;\n        } else if (dayOfYear > daysInYear(year)) {\n            resYear = year + 1;\n            resDayOfYear = dayOfYear - daysInYear(year);\n        } else {\n            resYear = year;\n            resDayOfYear = dayOfYear;\n        }\n\n        return {\n            year: resYear,\n            dayOfYear: resDayOfYear\n        };\n    }\n\n    function weekOfYear(mom, dow, doy) {\n        var weekOffset = firstWeekOffset(mom.year(), dow, doy),\n            week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,\n            resWeek, resYear;\n\n        if (week < 1) {\n            resYear = mom.year() - 1;\n            resWeek = week + weeksInYear(resYear, dow, doy);\n        } else if (week > weeksInYear(mom.year(), dow, doy)) {\n            resWeek = week - weeksInYear(mom.year(), dow, doy);\n            resYear = mom.year() + 1;\n        } else {\n            resYear = mom.year();\n            resWeek = week;\n        }\n\n        return {\n            week: resWeek,\n            year: resYear\n        };\n    }\n\n    function weeksInYear(year, dow, doy) {\n        var weekOffset = firstWeekOffset(year, dow, doy),\n            weekOffsetNext = firstWeekOffset(year + 1, dow, doy);\n        return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;\n    }\n\n    // FORMATTING\n\n    addFormatToken('w', ['ww', 2], 'wo', 'week');\n    addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');\n\n    // ALIASES\n\n    addUnitAlias('week', 'w');\n    addUnitAlias('isoWeek', 'W');\n\n    // PRIORITIES\n\n    addUnitPriority('week', 5);\n    addUnitPriority('isoWeek', 5);\n\n    // PARSING\n\n    addRegexToken('w',  match1to2);\n    addRegexToken('ww', match1to2, match2);\n    addRegexToken('W',  match1to2);\n    addRegexToken('WW', match1to2, match2);\n\n    addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {\n        week[token.substr(0, 1)] = toInt(input);\n    });\n\n    // HELPERS\n\n    // LOCALES\n\n    function localeWeek (mom) {\n        return weekOfYear(mom, this._week.dow, this._week.doy).week;\n    }\n\n    var defaultLocaleWeek = {\n        dow : 0, // Sunday is the first day of the week.\n        doy : 6  // The week that contains Jan 6th is the first week of the year.\n    };\n\n    function localeFirstDayOfWeek () {\n        return this._week.dow;\n    }\n\n    function localeFirstDayOfYear () {\n        return this._week.doy;\n    }\n\n    // MOMENTS\n\n    function getSetWeek (input) {\n        var week = this.localeData().week(this);\n        return input == null ? week : this.add((input - week) * 7, 'd');\n    }\n\n    function getSetISOWeek (input) {\n        var week = weekOfYear(this, 1, 4).week;\n        return input == null ? week : this.add((input - week) * 7, 'd');\n    }\n\n    // FORMATTING\n\n    addFormatToken('d', 0, 'do', 'day');\n\n    addFormatToken('dd', 0, 0, function (format) {\n        return this.localeData().weekdaysMin(this, format);\n    });\n\n    addFormatToken('ddd', 0, 0, function (format) {\n        return this.localeData().weekdaysShort(this, format);\n    });\n\n    addFormatToken('dddd', 0, 0, function (format) {\n        return this.localeData().weekdays(this, format);\n    });\n\n    addFormatToken('e', 0, 0, 'weekday');\n    addFormatToken('E', 0, 0, 'isoWeekday');\n\n    // ALIASES\n\n    addUnitAlias('day', 'd');\n    addUnitAlias('weekday', 'e');\n    addUnitAlias('isoWeekday', 'E');\n\n    // PRIORITY\n    addUnitPriority('day', 11);\n    addUnitPriority('weekday', 11);\n    addUnitPriority('isoWeekday', 11);\n\n    // PARSING\n\n    addRegexToken('d',    match1to2);\n    addRegexToken('e',    match1to2);\n    addRegexToken('E',    match1to2);\n    addRegexToken('dd',   function (isStrict, locale) {\n        return locale.weekdaysMinRegex(isStrict);\n    });\n    addRegexToken('ddd',   function (isStrict, locale) {\n        return locale.weekdaysShortRegex(isStrict);\n    });\n    addRegexToken('dddd',   function (isStrict, locale) {\n        return locale.weekdaysRegex(isStrict);\n    });\n\n    addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {\n        var weekday = config._locale.weekdaysParse(input, token, config._strict);\n        // if we didn't get a weekday name, mark the date as invalid\n        if (weekday != null) {\n            week.d = weekday;\n        } else {\n            getParsingFlags(config).invalidWeekday = input;\n        }\n    });\n\n    addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {\n        week[token] = toInt(input);\n    });\n\n    // HELPERS\n\n    function parseWeekday(input, locale) {\n        if (typeof input !== 'string') {\n            return input;\n        }\n\n        if (!isNaN(input)) {\n            return parseInt(input, 10);\n        }\n\n        input = locale.weekdaysParse(input);\n        if (typeof input === 'number') {\n            return input;\n        }\n\n        return null;\n    }\n\n    function parseIsoWeekday(input, locale) {\n        if (typeof input === 'string') {\n            return locale.weekdaysParse(input) % 7 || 7;\n        }\n        return isNaN(input) ? null : input;\n    }\n\n    // LOCALES\n    function shiftWeekdays (ws, n) {\n        return ws.slice(n, 7).concat(ws.slice(0, n));\n    }\n\n    var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_');\n    function localeWeekdays (m, format) {\n        var weekdays = isArray(this._weekdays) ? this._weekdays :\n            this._weekdays[(m && m !== true && this._weekdays.isFormat.test(format)) ? 'format' : 'standalone'];\n        return (m === true) ? shiftWeekdays(weekdays, this._week.dow)\n            : (m) ? weekdays[m.day()] : weekdays;\n    }\n\n    var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_');\n    function localeWeekdaysShort (m) {\n        return (m === true) ? shiftWeekdays(this._weekdaysShort, this._week.dow)\n            : (m) ? this._weekdaysShort[m.day()] : this._weekdaysShort;\n    }\n\n    var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_');\n    function localeWeekdaysMin (m) {\n        return (m === true) ? shiftWeekdays(this._weekdaysMin, this._week.dow)\n            : (m) ? this._weekdaysMin[m.day()] : this._weekdaysMin;\n    }\n\n    function handleStrictParse$1(weekdayName, format, strict) {\n        var i, ii, mom, llc = weekdayName.toLocaleLowerCase();\n        if (!this._weekdaysParse) {\n            this._weekdaysParse = [];\n            this._shortWeekdaysParse = [];\n            this._minWeekdaysParse = [];\n\n            for (i = 0; i < 7; ++i) {\n                mom = createUTC([2000, 1]).day(i);\n                this._minWeekdaysParse[i] = this.weekdaysMin(mom, '').toLocaleLowerCase();\n                this._shortWeekdaysParse[i] = this.weekdaysShort(mom, '').toLocaleLowerCase();\n                this._weekdaysParse[i] = this.weekdays(mom, '').toLocaleLowerCase();\n            }\n        }\n\n        if (strict) {\n            if (format === 'dddd') {\n                ii = indexOf.call(this._weekdaysParse, llc);\n                return ii !== -1 ? ii : null;\n            } else if (format === 'ddd') {\n                ii = indexOf.call(this._shortWeekdaysParse, llc);\n                return ii !== -1 ? ii : null;\n            } else {\n                ii = indexOf.call(this._minWeekdaysParse, llc);\n                return ii !== -1 ? ii : null;\n            }\n        } else {\n            if (format === 'dddd') {\n                ii = indexOf.call(this._weekdaysParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._shortWeekdaysParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._minWeekdaysParse, llc);\n                return ii !== -1 ? ii : null;\n            } else if (format === 'ddd') {\n                ii = indexOf.call(this._shortWeekdaysParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._weekdaysParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._minWeekdaysParse, llc);\n                return ii !== -1 ? ii : null;\n            } else {\n                ii = indexOf.call(this._minWeekdaysParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._weekdaysParse, llc);\n                if (ii !== -1) {\n                    return ii;\n                }\n                ii = indexOf.call(this._shortWeekdaysParse, llc);\n                return ii !== -1 ? ii : null;\n            }\n        }\n    }\n\n    function localeWeekdaysParse (weekdayName, format, strict) {\n        var i, mom, regex;\n\n        if (this._weekdaysParseExact) {\n            return handleStrictParse$1.call(this, weekdayName, format, strict);\n        }\n\n        if (!this._weekdaysParse) {\n            this._weekdaysParse = [];\n            this._minWeekdaysParse = [];\n            this._shortWeekdaysParse = [];\n            this._fullWeekdaysParse = [];\n        }\n\n        for (i = 0; i < 7; i++) {\n            // make the regex if we don't have it already\n\n            mom = createUTC([2000, 1]).day(i);\n            if (strict && !this._fullWeekdaysParse[i]) {\n                this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, '').replace('.', '\\\\.?') + '$', 'i');\n                this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, '').replace('.', '\\\\.?') + '$', 'i');\n                this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, '').replace('.', '\\\\.?') + '$', 'i');\n            }\n            if (!this._weekdaysParse[i]) {\n                regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');\n                this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');\n            }\n            // test the regex\n            if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) {\n                return i;\n            } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) {\n                return i;\n            } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) {\n                return i;\n            } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {\n                return i;\n            }\n        }\n    }\n\n    // MOMENTS\n\n    function getSetDayOfWeek (input) {\n        if (!this.isValid()) {\n            return input != null ? this : NaN;\n        }\n        var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();\n        if (input != null) {\n            input = parseWeekday(input, this.localeData());\n            return this.add(input - day, 'd');\n        } else {\n            return day;\n        }\n    }\n\n    function getSetLocaleDayOfWeek (input) {\n        if (!this.isValid()) {\n            return input != null ? this : NaN;\n        }\n        var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;\n        return input == null ? weekday : this.add(input - weekday, 'd');\n    }\n\n    function getSetISODayOfWeek (input) {\n        if (!this.isValid()) {\n            return input != null ? this : NaN;\n        }\n\n        // behaves the same as moment#day except\n        // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)\n        // as a setter, sunday should belong to the previous week.\n\n        if (input != null) {\n            var weekday = parseIsoWeekday(input, this.localeData());\n            return this.day(this.day() % 7 ? weekday : weekday - 7);\n        } else {\n            return this.day() || 7;\n        }\n    }\n\n    var defaultWeekdaysRegex = matchWord;\n    function weekdaysRegex (isStrict) {\n        if (this._weekdaysParseExact) {\n            if (!hasOwnProp(this, '_weekdaysRegex')) {\n                computeWeekdaysParse.call(this);\n            }\n            if (isStrict) {\n                return this._weekdaysStrictRegex;\n            } else {\n                return this._weekdaysRegex;\n            }\n        } else {\n            if (!hasOwnProp(this, '_weekdaysRegex')) {\n                this._weekdaysRegex = defaultWeekdaysRegex;\n            }\n            return this._weekdaysStrictRegex && isStrict ?\n                this._weekdaysStrictRegex : this._weekdaysRegex;\n        }\n    }\n\n    var defaultWeekdaysShortRegex = matchWord;\n    function weekdaysShortRegex (isStrict) {\n        if (this._weekdaysParseExact) {\n            if (!hasOwnProp(this, '_weekdaysRegex')) {\n                computeWeekdaysParse.call(this);\n            }\n            if (isStrict) {\n                return this._weekdaysShortStrictRegex;\n            } else {\n                return this._weekdaysShortRegex;\n            }\n        } else {\n            if (!hasOwnProp(this, '_weekdaysShortRegex')) {\n                this._weekdaysShortRegex = defaultWeekdaysShortRegex;\n            }\n            return this._weekdaysShortStrictRegex && isStrict ?\n                this._weekdaysShortStrictRegex : this._weekdaysShortRegex;\n        }\n    }\n\n    var defaultWeekdaysMinRegex = matchWord;\n    function weekdaysMinRegex (isStrict) {\n        if (this._weekdaysParseExact) {\n            if (!hasOwnProp(this, '_weekdaysRegex')) {\n                computeWeekdaysParse.call(this);\n            }\n            if (isStrict) {\n                return this._weekdaysMinStrictRegex;\n            } else {\n                return this._weekdaysMinRegex;\n            }\n        } else {\n            if (!hasOwnProp(this, '_weekdaysMinRegex')) {\n                this._weekdaysMinRegex = defaultWeekdaysMinRegex;\n            }\n            return this._weekdaysMinStrictRegex && isStrict ?\n                this._weekdaysMinStrictRegex : this._weekdaysMinRegex;\n        }\n    }\n\n\n    function computeWeekdaysParse () {\n        function cmpLenRev(a, b) {\n            return b.length - a.length;\n        }\n\n        var minPieces = [], shortPieces = [], longPieces = [], mixedPieces = [],\n            i, mom, minp, shortp, longp;\n        for (i = 0; i < 7; i++) {\n            // make the regex if we don't have it already\n            mom = createUTC([2000, 1]).day(i);\n            minp = this.weekdaysMin(mom, '');\n            shortp = this.weekdaysShort(mom, '');\n            longp = this.weekdays(mom, '');\n            minPieces.push(minp);\n            shortPieces.push(shortp);\n            longPieces.push(longp);\n            mixedPieces.push(minp);\n            mixedPieces.push(shortp);\n            mixedPieces.push(longp);\n        }\n        // Sorting makes sure if one weekday (or abbr) is a prefix of another it\n        // will match the longer piece.\n        minPieces.sort(cmpLenRev);\n        shortPieces.sort(cmpLenRev);\n        longPieces.sort(cmpLenRev);\n        mixedPieces.sort(cmpLenRev);\n        for (i = 0; i < 7; i++) {\n            shortPieces[i] = regexEscape(shortPieces[i]);\n            longPieces[i] = regexEscape(longPieces[i]);\n            mixedPieces[i] = regexEscape(mixedPieces[i]);\n        }\n\n        this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');\n        this._weekdaysShortRegex = this._weekdaysRegex;\n        this._weekdaysMinRegex = this._weekdaysRegex;\n\n        this._weekdaysStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');\n        this._weekdaysShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');\n        this._weekdaysMinStrictRegex = new RegExp('^(' + minPieces.join('|') + ')', 'i');\n    }\n\n    // FORMATTING\n\n    function hFormat() {\n        return this.hours() % 12 || 12;\n    }\n\n    function kFormat() {\n        return this.hours() || 24;\n    }\n\n    addFormatToken('H', ['HH', 2], 0, 'hour');\n    addFormatToken('h', ['hh', 2], 0, hFormat);\n    addFormatToken('k', ['kk', 2], 0, kFormat);\n\n    addFormatToken('hmm', 0, 0, function () {\n        return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2);\n    });\n\n    addFormatToken('hmmss', 0, 0, function () {\n        return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2) +\n            zeroFill(this.seconds(), 2);\n    });\n\n    addFormatToken('Hmm', 0, 0, function () {\n        return '' + this.hours() + zeroFill(this.minutes(), 2);\n    });\n\n    addFormatToken('Hmmss', 0, 0, function () {\n        return '' + this.hours() + zeroFill(this.minutes(), 2) +\n            zeroFill(this.seconds(), 2);\n    });\n\n    function meridiem (token, lowercase) {\n        addFormatToken(token, 0, 0, function () {\n            return this.localeData().meridiem(this.hours(), this.minutes(), lowercase);\n        });\n    }\n\n    meridiem('a', true);\n    meridiem('A', false);\n\n    // ALIASES\n\n    addUnitAlias('hour', 'h');\n\n    // PRIORITY\n    addUnitPriority('hour', 13);\n\n    // PARSING\n\n    function matchMeridiem (isStrict, locale) {\n        return locale._meridiemParse;\n    }\n\n    addRegexToken('a',  matchMeridiem);\n    addRegexToken('A',  matchMeridiem);\n    addRegexToken('H',  match1to2);\n    addRegexToken('h',  match1to2);\n    addRegexToken('k',  match1to2);\n    addRegexToken('HH', match1to2, match2);\n    addRegexToken('hh', match1to2, match2);\n    addRegexToken('kk', match1to2, match2);\n\n    addRegexToken('hmm', match3to4);\n    addRegexToken('hmmss', match5to6);\n    addRegexToken('Hmm', match3to4);\n    addRegexToken('Hmmss', match5to6);\n\n    addParseToken(['H', 'HH'], HOUR);\n    addParseToken(['k', 'kk'], function (input, array, config) {\n        var kInput = toInt(input);\n        array[HOUR] = kInput === 24 ? 0 : kInput;\n    });\n    addParseToken(['a', 'A'], function (input, array, config) {\n        config._isPm = config._locale.isPM(input);\n        config._meridiem = input;\n    });\n    addParseToken(['h', 'hh'], function (input, array, config) {\n        array[HOUR] = toInt(input);\n        getParsingFlags(config).bigHour = true;\n    });\n    addParseToken('hmm', function (input, array, config) {\n        var pos = input.length - 2;\n        array[HOUR] = toInt(input.substr(0, pos));\n        array[MINUTE] = toInt(input.substr(pos));\n        getParsingFlags(config).bigHour = true;\n    });\n    addParseToken('hmmss', function (input, array, config) {\n        var pos1 = input.length - 4;\n        var pos2 = input.length - 2;\n        array[HOUR] = toInt(input.substr(0, pos1));\n        array[MINUTE] = toInt(input.substr(pos1, 2));\n        array[SECOND] = toInt(input.substr(pos2));\n        getParsingFlags(config).bigHour = true;\n    });\n    addParseToken('Hmm', function (input, array, config) {\n        var pos = input.length - 2;\n        array[HOUR] = toInt(input.substr(0, pos));\n        array[MINUTE] = toInt(input.substr(pos));\n    });\n    addParseToken('Hmmss', function (input, array, config) {\n        var pos1 = input.length - 4;\n        var pos2 = input.length - 2;\n        array[HOUR] = toInt(input.substr(0, pos1));\n        array[MINUTE] = toInt(input.substr(pos1, 2));\n        array[SECOND] = toInt(input.substr(pos2));\n    });\n\n    // LOCALES\n\n    function localeIsPM (input) {\n        // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays\n        // Using charAt should be more compatible.\n        return ((input + '').toLowerCase().charAt(0) === 'p');\n    }\n\n    var defaultLocaleMeridiemParse = /[ap]\\.?m?\\.?/i;\n    function localeMeridiem (hours, minutes, isLower) {\n        if (hours > 11) {\n            return isLower ? 'pm' : 'PM';\n        } else {\n            return isLower ? 'am' : 'AM';\n        }\n    }\n\n\n    // MOMENTS\n\n    // Setting the hour should keep the time, because the user explicitly\n    // specified which hour they want. So trying to maintain the same hour (in\n    // a new timezone) makes sense. Adding/subtracting hours does not follow\n    // this rule.\n    var getSetHour = makeGetSet('Hours', true);\n\n    var baseConfig = {\n        calendar: defaultCalendar,\n        longDateFormat: defaultLongDateFormat,\n        invalidDate: defaultInvalidDate,\n        ordinal: defaultOrdinal,\n        dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse,\n        relativeTime: defaultRelativeTime,\n\n        months: defaultLocaleMonths,\n        monthsShort: defaultLocaleMonthsShort,\n\n        week: defaultLocaleWeek,\n\n        weekdays: defaultLocaleWeekdays,\n        weekdaysMin: defaultLocaleWeekdaysMin,\n        weekdaysShort: defaultLocaleWeekdaysShort,\n\n        meridiemParse: defaultLocaleMeridiemParse\n    };\n\n    // internal storage for locale config files\n    var locales = {};\n    var localeFamilies = {};\n    var globalLocale;\n\n    function normalizeLocale(key) {\n        return key ? key.toLowerCase().replace('_', '-') : key;\n    }\n\n    // pick the locale from the array\n    // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each\n    // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root\n    function chooseLocale(names) {\n        var i = 0, j, next, locale, split;\n\n        while (i < names.length) {\n            split = normalizeLocale(names[i]).split('-');\n            j = split.length;\n            next = normalizeLocale(names[i + 1]);\n            next = next ? next.split('-') : null;\n            while (j > 0) {\n                locale = loadLocale(split.slice(0, j).join('-'));\n                if (locale) {\n                    return locale;\n                }\n                if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {\n                    //the next array item is better than a shallower substring of this one\n                    break;\n                }\n                j--;\n            }\n            i++;\n        }\n        return globalLocale;\n    }\n\n    function loadLocale(name) {\n        var oldLocale = null;\n        // TODO: Find a better way to register and load all the locales in Node\n        if (!locales[name] && (typeof module !== 'undefined') &&\n                module && module.exports) {\n            try {\n                oldLocale = globalLocale._abbr;\n                var aliasedRequire = require;\n                aliasedRequire('./locale/' + name);\n                getSetGlobalLocale(oldLocale);\n            } catch (e) {}\n        }\n        return locales[name];\n    }\n\n    // This function will load locale and then set the global locale.  If\n    // no arguments are passed in, it will simply return the current global\n    // locale key.\n    function getSetGlobalLocale (key, values) {\n        var data;\n        if (key) {\n            if (isUndefined(values)) {\n                data = getLocale(key);\n            }\n            else {\n                data = defineLocale(key, values);\n            }\n\n            if (data) {\n                // moment.duration._locale = moment._locale = data;\n                globalLocale = data;\n            }\n            else {\n                if ((typeof console !==  'undefined') && console.warn) {\n                    //warn user if arguments are passed but the locale could not be set\n                    console.warn('Locale ' + key +  ' not found. Did you forget to load it?');\n                }\n            }\n        }\n\n        return globalLocale._abbr;\n    }\n\n    function defineLocale (name, config) {\n        if (config !== null) {\n            var locale, parentConfig = baseConfig;\n            config.abbr = name;\n            if (locales[name] != null) {\n                deprecateSimple('defineLocaleOverride',\n                        'use moment.updateLocale(localeName, config) to change ' +\n                        'an existing locale. moment.defineLocale(localeName, ' +\n                        'config) should only be used for creating a new locale ' +\n                        'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.');\n                parentConfig = locales[name]._config;\n            } else if (config.parentLocale != null) {\n                if (locales[config.parentLocale] != null) {\n                    parentConfig = locales[config.parentLocale]._config;\n                } else {\n                    locale = loadLocale(config.parentLocale);\n                    if (locale != null) {\n                        parentConfig = locale._config;\n                    } else {\n                        if (!localeFamilies[config.parentLocale]) {\n                            localeFamilies[config.parentLocale] = [];\n                        }\n                        localeFamilies[config.parentLocale].push({\n                            name: name,\n                            config: config\n                        });\n                        return null;\n                    }\n                }\n            }\n            locales[name] = new Locale(mergeConfigs(parentConfig, config));\n\n            if (localeFamilies[name]) {\n                localeFamilies[name].forEach(function (x) {\n                    defineLocale(x.name, x.config);\n                });\n            }\n\n            // backwards compat for now: also set the locale\n            // make sure we set the locale AFTER all child locales have been\n            // created, so we won't end up with the child locale set.\n            getSetGlobalLocale(name);\n\n\n            return locales[name];\n        } else {\n            // useful for testing\n            delete locales[name];\n            return null;\n        }\n    }\n\n    function updateLocale(name, config) {\n        if (config != null) {\n            var locale, tmpLocale, parentConfig = baseConfig;\n            // MERGE\n            tmpLocale = loadLocale(name);\n            if (tmpLocale != null) {\n                parentConfig = tmpLocale._config;\n            }\n            config = mergeConfigs(parentConfig, config);\n            locale = new Locale(config);\n            locale.parentLocale = locales[name];\n            locales[name] = locale;\n\n            // backwards compat for now: also set the locale\n            getSetGlobalLocale(name);\n        } else {\n            // pass null for config to unupdate, useful for tests\n            if (locales[name] != null) {\n                if (locales[name].parentLocale != null) {\n                    locales[name] = locales[name].parentLocale;\n                } else if (locales[name] != null) {\n                    delete locales[name];\n                }\n            }\n        }\n        return locales[name];\n    }\n\n    // returns locale data\n    function getLocale (key) {\n        var locale;\n\n        if (key && key._locale && key._locale._abbr) {\n            key = key._locale._abbr;\n        }\n\n        if (!key) {\n            return globalLocale;\n        }\n\n        if (!isArray(key)) {\n            //short-circuit everything else\n            locale = loadLocale(key);\n            if (locale) {\n                return locale;\n            }\n            key = [key];\n        }\n\n        return chooseLocale(key);\n    }\n\n    function listLocales() {\n        return keys(locales);\n    }\n\n    function checkOverflow (m) {\n        var overflow;\n        var a = m._a;\n\n        if (a && getParsingFlags(m).overflow === -2) {\n            overflow =\n                a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :\n                a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :\n                a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :\n                a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :\n                a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :\n                a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :\n                -1;\n\n            if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {\n                overflow = DATE;\n            }\n            if (getParsingFlags(m)._overflowWeeks && overflow === -1) {\n                overflow = WEEK;\n            }\n            if (getParsingFlags(m)._overflowWeekday && overflow === -1) {\n                overflow = WEEKDAY;\n            }\n\n            getParsingFlags(m).overflow = overflow;\n        }\n\n        return m;\n    }\n\n    // Pick the first defined of two or three arguments.\n    function defaults(a, b, c) {\n        if (a != null) {\n            return a;\n        }\n        if (b != null) {\n            return b;\n        }\n        return c;\n    }\n\n    function currentDateArray(config) {\n        // hooks is actually the exported moment object\n        var nowValue = new Date(hooks.now());\n        if (config._useUTC) {\n            return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];\n        }\n        return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];\n    }\n\n    // convert an array to a date.\n    // the array should mirror the parameters below\n    // note: all values past the year are optional and will default to the lowest possible value.\n    // [year, month, day , hour, minute, second, millisecond]\n    function configFromArray (config) {\n        var i, date, input = [], currentDate, expectedWeekday, yearToUse;\n\n        if (config._d) {\n            return;\n        }\n\n        currentDate = currentDateArray(config);\n\n        //compute day of the year from weeks and weekdays\n        if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {\n            dayOfYearFromWeekInfo(config);\n        }\n\n        //if the day of the year is set, figure out what it is\n        if (config._dayOfYear != null) {\n            yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);\n\n            if (config._dayOfYear > daysInYear(yearToUse) || config._dayOfYear === 0) {\n                getParsingFlags(config)._overflowDayOfYear = true;\n            }\n\n            date = createUTCDate(yearToUse, 0, config._dayOfYear);\n            config._a[MONTH] = date.getUTCMonth();\n            config._a[DATE] = date.getUTCDate();\n        }\n\n        // Default to current date.\n        // * if no year, month, day of month are given, default to today\n        // * if day of month is given, default month and year\n        // * if month is given, default only year\n        // * if year is given, don't default anything\n        for (i = 0; i < 3 && config._a[i] == null; ++i) {\n            config._a[i] = input[i] = currentDate[i];\n        }\n\n        // Zero out whatever was not defaulted, including time\n        for (; i < 7; i++) {\n            config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];\n        }\n\n        // Check for 24:00:00.000\n        if (config._a[HOUR] === 24 &&\n                config._a[MINUTE] === 0 &&\n                config._a[SECOND] === 0 &&\n                config._a[MILLISECOND] === 0) {\n            config._nextDay = true;\n            config._a[HOUR] = 0;\n        }\n\n        config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);\n        expectedWeekday = config._useUTC ? config._d.getUTCDay() : config._d.getDay();\n\n        // Apply timezone offset from input. The actual utcOffset can be changed\n        // with parseZone.\n        if (config._tzm != null) {\n            config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);\n        }\n\n        if (config._nextDay) {\n            config._a[HOUR] = 24;\n        }\n\n        // check for mismatching day of week\n        if (config._w && typeof config._w.d !== 'undefined' && config._w.d !== expectedWeekday) {\n            getParsingFlags(config).weekdayMismatch = true;\n        }\n    }\n\n    function dayOfYearFromWeekInfo(config) {\n        var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow;\n\n        w = config._w;\n        if (w.GG != null || w.W != null || w.E != null) {\n            dow = 1;\n            doy = 4;\n\n            // TODO: We need to take the current isoWeekYear, but that depends on\n            // how we interpret now (local, utc, fixed offset). So create\n            // a now version of current config (take local/utc/offset flags, and\n            // create now).\n            weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(createLocal(), 1, 4).year);\n            week = defaults(w.W, 1);\n            weekday = defaults(w.E, 1);\n            if (weekday < 1 || weekday > 7) {\n                weekdayOverflow = true;\n            }\n        } else {\n            dow = config._locale._week.dow;\n            doy = config._locale._week.doy;\n\n            var curWeek = weekOfYear(createLocal(), dow, doy);\n\n            weekYear = defaults(w.gg, config._a[YEAR], curWeek.year);\n\n            // Default to current week.\n            week = defaults(w.w, curWeek.week);\n\n            if (w.d != null) {\n                // weekday -- low day numbers are considered next week\n                weekday = w.d;\n                if (weekday < 0 || weekday > 6) {\n                    weekdayOverflow = true;\n                }\n            } else if (w.e != null) {\n                // local weekday -- counting starts from beginning of week\n                weekday = w.e + dow;\n                if (w.e < 0 || w.e > 6) {\n                    weekdayOverflow = true;\n                }\n            } else {\n                // default to beginning of week\n                weekday = dow;\n            }\n        }\n        if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {\n            getParsingFlags(config)._overflowWeeks = true;\n        } else if (weekdayOverflow != null) {\n            getParsingFlags(config)._overflowWeekday = true;\n        } else {\n            temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);\n            config._a[YEAR] = temp.year;\n            config._dayOfYear = temp.dayOfYear;\n        }\n    }\n\n    // iso 8601 regex\n    // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)\n    var extendedIsoRegex = /^\\s*((?:[+-]\\d{6}|\\d{4})-(?:\\d\\d-\\d\\d|W\\d\\d-\\d|W\\d\\d|\\d\\d\\d|\\d\\d))(?:(T| )(\\d\\d(?::\\d\\d(?::\\d\\d(?:[.,]\\d+)?)?)?)([\\+\\-]\\d\\d(?::?\\d\\d)?|\\s*Z)?)?$/;\n    var basicIsoRegex = /^\\s*((?:[+-]\\d{6}|\\d{4})(?:\\d\\d\\d\\d|W\\d\\d\\d|W\\d\\d|\\d\\d\\d|\\d\\d))(?:(T| )(\\d\\d(?:\\d\\d(?:\\d\\d(?:[.,]\\d+)?)?)?)([\\+\\-]\\d\\d(?::?\\d\\d)?|\\s*Z)?)?$/;\n\n    var tzRegex = /Z|[+-]\\d\\d(?::?\\d\\d)?/;\n\n    var isoDates = [\n        ['YYYYYY-MM-DD', /[+-]\\d{6}-\\d\\d-\\d\\d/],\n        ['YYYY-MM-DD', /\\d{4}-\\d\\d-\\d\\d/],\n        ['GGGG-[W]WW-E', /\\d{4}-W\\d\\d-\\d/],\n        ['GGGG-[W]WW', /\\d{4}-W\\d\\d/, false],\n        ['YYYY-DDD', /\\d{4}-\\d{3}/],\n        ['YYYY-MM', /\\d{4}-\\d\\d/, false],\n        ['YYYYYYMMDD', /[+-]\\d{10}/],\n        ['YYYYMMDD', /\\d{8}/],\n        // YYYYMM is NOT allowed by the standard\n        ['GGGG[W]WWE', /\\d{4}W\\d{3}/],\n        ['GGGG[W]WW', /\\d{4}W\\d{2}/, false],\n        ['YYYYDDD', /\\d{7}/]\n    ];\n\n    // iso time formats and regexes\n    var isoTimes = [\n        ['HH:mm:ss.SSSS', /\\d\\d:\\d\\d:\\d\\d\\.\\d+/],\n        ['HH:mm:ss,SSSS', /\\d\\d:\\d\\d:\\d\\d,\\d+/],\n        ['HH:mm:ss', /\\d\\d:\\d\\d:\\d\\d/],\n        ['HH:mm', /\\d\\d:\\d\\d/],\n        ['HHmmss.SSSS', /\\d\\d\\d\\d\\d\\d\\.\\d+/],\n        ['HHmmss,SSSS', /\\d\\d\\d\\d\\d\\d,\\d+/],\n        ['HHmmss', /\\d\\d\\d\\d\\d\\d/],\n        ['HHmm', /\\d\\d\\d\\d/],\n        ['HH', /\\d\\d/]\n    ];\n\n    var aspNetJsonRegex = /^\\/?Date\\((\\-?\\d+)/i;\n\n    // date from iso format\n    function configFromISO(config) {\n        var i, l,\n            string = config._i,\n            match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),\n            allowTime, dateFormat, timeFormat, tzFormat;\n\n        if (match) {\n            getParsingFlags(config).iso = true;\n\n            for (i = 0, l = isoDates.length; i < l; i++) {\n                if (isoDates[i][1].exec(match[1])) {\n                    dateFormat = isoDates[i][0];\n                    allowTime = isoDates[i][2] !== false;\n                    break;\n                }\n            }\n            if (dateFormat == null) {\n                config._isValid = false;\n                return;\n            }\n            if (match[3]) {\n                for (i = 0, l = isoTimes.length; i < l; i++) {\n                    if (isoTimes[i][1].exec(match[3])) {\n                        // match[2] should be 'T' or space\n                        timeFormat = (match[2] || ' ') + isoTimes[i][0];\n                        break;\n                    }\n                }\n                if (timeFormat == null) {\n                    config._isValid = false;\n                    return;\n                }\n            }\n            if (!allowTime && timeFormat != null) {\n                config._isValid = false;\n                return;\n            }\n            if (match[4]) {\n                if (tzRegex.exec(match[4])) {\n                    tzFormat = 'Z';\n                } else {\n                    config._isValid = false;\n                    return;\n                }\n            }\n            config._f = dateFormat + (timeFormat || '') + (tzFormat || '');\n            configFromStringAndFormat(config);\n        } else {\n            config._isValid = false;\n        }\n    }\n\n    // RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3\n    var rfc2822 = /^(?:(Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\\s)?(\\d{1,2})\\s(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\\s(\\d{2,4})\\s(\\d\\d):(\\d\\d)(?::(\\d\\d))?\\s(?:(UT|GMT|[ECMP][SD]T)|([Zz])|([+-]\\d{4}))$/;\n\n    function extractFromRFC2822Strings(yearStr, monthStr, dayStr, hourStr, minuteStr, secondStr) {\n        var result = [\n            untruncateYear(yearStr),\n            defaultLocaleMonthsShort.indexOf(monthStr),\n            parseInt(dayStr, 10),\n            parseInt(hourStr, 10),\n            parseInt(minuteStr, 10)\n        ];\n\n        if (secondStr) {\n            result.push(parseInt(secondStr, 10));\n        }\n\n        return result;\n    }\n\n    function untruncateYear(yearStr) {\n        var year = parseInt(yearStr, 10);\n        if (year <= 49) {\n            return 2000 + year;\n        } else if (year <= 999) {\n            return 1900 + year;\n        }\n        return year;\n    }\n\n    function preprocessRFC2822(s) {\n        // Remove comments and folding whitespace and replace multiple-spaces with a single space\n        return s.replace(/\\([^)]*\\)|[\\n\\t]/g, ' ').replace(/(\\s\\s+)/g, ' ').replace(/^\\s\\s*/, '').replace(/\\s\\s*$/, '');\n    }\n\n    function checkWeekday(weekdayStr, parsedInput, config) {\n        if (weekdayStr) {\n            // TODO: Replace the vanilla JS Date object with an indepentent day-of-week check.\n            var weekdayProvided = defaultLocaleWeekdaysShort.indexOf(weekdayStr),\n                weekdayActual = new Date(parsedInput[0], parsedInput[1], parsedInput[2]).getDay();\n            if (weekdayProvided !== weekdayActual) {\n                getParsingFlags(config).weekdayMismatch = true;\n                config._isValid = false;\n                return false;\n            }\n        }\n        return true;\n    }\n\n    var obsOffsets = {\n        UT: 0,\n        GMT: 0,\n        EDT: -4 * 60,\n        EST: -5 * 60,\n        CDT: -5 * 60,\n        CST: -6 * 60,\n        MDT: -6 * 60,\n        MST: -7 * 60,\n        PDT: -7 * 60,\n        PST: -8 * 60\n    };\n\n    function calculateOffset(obsOffset, militaryOffset, numOffset) {\n        if (obsOffset) {\n            return obsOffsets[obsOffset];\n        } else if (militaryOffset) {\n            // the only allowed military tz is Z\n            return 0;\n        } else {\n            var hm = parseInt(numOffset, 10);\n            var m = hm % 100, h = (hm - m) / 100;\n            return h * 60 + m;\n        }\n    }\n\n    // date and time from ref 2822 format\n    function configFromRFC2822(config) {\n        var match = rfc2822.exec(preprocessRFC2822(config._i));\n        if (match) {\n            var parsedArray = extractFromRFC2822Strings(match[4], match[3], match[2], match[5], match[6], match[7]);\n            if (!checkWeekday(match[1], parsedArray, config)) {\n                return;\n            }\n\n            config._a = parsedArray;\n            config._tzm = calculateOffset(match[8], match[9], match[10]);\n\n            config._d = createUTCDate.apply(null, config._a);\n            config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);\n\n            getParsingFlags(config).rfc2822 = true;\n        } else {\n            config._isValid = false;\n        }\n    }\n\n    // date from iso format or fallback\n    function configFromString(config) {\n        var matched = aspNetJsonRegex.exec(config._i);\n\n        if (matched !== null) {\n            config._d = new Date(+matched[1]);\n            return;\n        }\n\n        configFromISO(config);\n        if (config._isValid === false) {\n            delete config._isValid;\n        } else {\n            return;\n        }\n\n        configFromRFC2822(config);\n        if (config._isValid === false) {\n            delete config._isValid;\n        } else {\n            return;\n        }\n\n        // Final attempt, use Input Fallback\n        hooks.createFromInputFallback(config);\n    }\n\n    hooks.createFromInputFallback = deprecate(\n        'value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' +\n        'which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are ' +\n        'discouraged and will be removed in an upcoming major release. Please refer to ' +\n        'http://momentjs.com/guides/#/warnings/js-date/ for more info.',\n        function (config) {\n            config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));\n        }\n    );\n\n    // constant that refers to the ISO standard\n    hooks.ISO_8601 = function () {};\n\n    // constant that refers to the RFC 2822 form\n    hooks.RFC_2822 = function () {};\n\n    // date from string and format string\n    function configFromStringAndFormat(config) {\n        // TODO: Move this to another part of the creation flow to prevent circular deps\n        if (config._f === hooks.ISO_8601) {\n            configFromISO(config);\n            return;\n        }\n        if (config._f === hooks.RFC_2822) {\n            configFromRFC2822(config);\n            return;\n        }\n        config._a = [];\n        getParsingFlags(config).empty = true;\n\n        // This array is used to make a Date, either with `new Date` or `Date.UTC`\n        var string = '' + config._i,\n            i, parsedInput, tokens, token, skipped,\n            stringLength = string.length,\n            totalParsedInputLength = 0;\n\n        tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];\n\n        for (i = 0; i < tokens.length; i++) {\n            token = tokens[i];\n            parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];\n            // console.log('token', token, 'parsedInput', parsedInput,\n            //         'regex', getParseRegexForToken(token, config));\n            if (parsedInput) {\n                skipped = string.substr(0, string.indexOf(parsedInput));\n                if (skipped.length > 0) {\n                    getParsingFlags(config).unusedInput.push(skipped);\n                }\n                string = string.slice(string.indexOf(parsedInput) + parsedInput.length);\n                totalParsedInputLength += parsedInput.length;\n            }\n            // don't parse if it's not a known token\n            if (formatTokenFunctions[token]) {\n                if (parsedInput) {\n                    getParsingFlags(config).empty = false;\n                }\n                else {\n                    getParsingFlags(config).unusedTokens.push(token);\n                }\n                addTimeToArrayFromToken(token, parsedInput, config);\n            }\n            else if (config._strict && !parsedInput) {\n                getParsingFlags(config).unusedTokens.push(token);\n            }\n        }\n\n        // add remaining unparsed input length to the string\n        getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;\n        if (string.length > 0) {\n            getParsingFlags(config).unusedInput.push(string);\n        }\n\n        // clear _12h flag if hour is <= 12\n        if (config._a[HOUR] <= 12 &&\n            getParsingFlags(config).bigHour === true &&\n            config._a[HOUR] > 0) {\n            getParsingFlags(config).bigHour = undefined;\n        }\n\n        getParsingFlags(config).parsedDateParts = config._a.slice(0);\n        getParsingFlags(config).meridiem = config._meridiem;\n        // handle meridiem\n        config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);\n\n        configFromArray(config);\n        checkOverflow(config);\n    }\n\n\n    function meridiemFixWrap (locale, hour, meridiem) {\n        var isPm;\n\n        if (meridiem == null) {\n            // nothing to do\n            return hour;\n        }\n        if (locale.meridiemHour != null) {\n            return locale.meridiemHour(hour, meridiem);\n        } else if (locale.isPM != null) {\n            // Fallback\n            isPm = locale.isPM(meridiem);\n            if (isPm && hour < 12) {\n                hour += 12;\n            }\n            if (!isPm && hour === 12) {\n                hour = 0;\n            }\n            return hour;\n        } else {\n            // this is not supposed to happen\n            return hour;\n        }\n    }\n\n    // date from string and array of format strings\n    function configFromStringAndArray(config) {\n        var tempConfig,\n            bestMoment,\n\n            scoreToBeat,\n            i,\n            currentScore;\n\n        if (config._f.length === 0) {\n            getParsingFlags(config).invalidFormat = true;\n            config._d = new Date(NaN);\n            return;\n        }\n\n        for (i = 0; i < config._f.length; i++) {\n            currentScore = 0;\n            tempConfig = copyConfig({}, config);\n            if (config._useUTC != null) {\n                tempConfig._useUTC = config._useUTC;\n            }\n            tempConfig._f = config._f[i];\n            configFromStringAndFormat(tempConfig);\n\n            if (!isValid(tempConfig)) {\n                continue;\n            }\n\n            // if there is any input that was not parsed add a penalty for that format\n            currentScore += getParsingFlags(tempConfig).charsLeftOver;\n\n            //or tokens\n            currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;\n\n            getParsingFlags(tempConfig).score = currentScore;\n\n            if (scoreToBeat == null || currentScore < scoreToBeat) {\n                scoreToBeat = currentScore;\n                bestMoment = tempConfig;\n            }\n        }\n\n        extend(config, bestMoment || tempConfig);\n    }\n\n    function configFromObject(config) {\n        if (config._d) {\n            return;\n        }\n\n        var i = normalizeObjectUnits(config._i);\n        config._a = map([i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond], function (obj) {\n            return obj && parseInt(obj, 10);\n        });\n\n        configFromArray(config);\n    }\n\n    function createFromConfig (config) {\n        var res = new Moment(checkOverflow(prepareConfig(config)));\n        if (res._nextDay) {\n            // Adding is smart enough around DST\n            res.add(1, 'd');\n            res._nextDay = undefined;\n        }\n\n        return res;\n    }\n\n    function prepareConfig (config) {\n        var input = config._i,\n            format = config._f;\n\n        config._locale = config._locale || getLocale(config._l);\n\n        if (input === null || (format === undefined && input === '')) {\n            return createInvalid({nullInput: true});\n        }\n\n        if (typeof input === 'string') {\n            config._i = input = config._locale.preparse(input);\n        }\n\n        if (isMoment(input)) {\n            return new Moment(checkOverflow(input));\n        } else if (isDate(input)) {\n            config._d = input;\n        } else if (isArray(format)) {\n            configFromStringAndArray(config);\n        } else if (format) {\n            configFromStringAndFormat(config);\n        }  else {\n            configFromInput(config);\n        }\n\n        if (!isValid(config)) {\n            config._d = null;\n        }\n\n        return config;\n    }\n\n    function configFromInput(config) {\n        var input = config._i;\n        if (isUndefined(input)) {\n            config._d = new Date(hooks.now());\n        } else if (isDate(input)) {\n            config._d = new Date(input.valueOf());\n        } else if (typeof input === 'string') {\n            configFromString(config);\n        } else if (isArray(input)) {\n            config._a = map(input.slice(0), function (obj) {\n                return parseInt(obj, 10);\n            });\n            configFromArray(config);\n        } else if (isObject(input)) {\n            configFromObject(config);\n        } else if (isNumber(input)) {\n            // from milliseconds\n            config._d = new Date(input);\n        } else {\n            hooks.createFromInputFallback(config);\n        }\n    }\n\n    function createLocalOrUTC (input, format, locale, strict, isUTC) {\n        var c = {};\n\n        if (locale === true || locale === false) {\n            strict = locale;\n            locale = undefined;\n        }\n\n        if ((isObject(input) && isObjectEmpty(input)) ||\n                (isArray(input) && input.length === 0)) {\n            input = undefined;\n        }\n        // object construction must be done this way.\n        // https://github.com/moment/moment/issues/1423\n        c._isAMomentObject = true;\n        c._useUTC = c._isUTC = isUTC;\n        c._l = locale;\n        c._i = input;\n        c._f = format;\n        c._strict = strict;\n\n        return createFromConfig(c);\n    }\n\n    function createLocal (input, format, locale, strict) {\n        return createLocalOrUTC(input, format, locale, strict, false);\n    }\n\n    var prototypeMin = deprecate(\n        'moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/',\n        function () {\n            var other = createLocal.apply(null, arguments);\n            if (this.isValid() && other.isValid()) {\n                return other < this ? this : other;\n            } else {\n                return createInvalid();\n            }\n        }\n    );\n\n    var prototypeMax = deprecate(\n        'moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/',\n        function () {\n            var other = createLocal.apply(null, arguments);\n            if (this.isValid() && other.isValid()) {\n                return other > this ? this : other;\n            } else {\n                return createInvalid();\n            }\n        }\n    );\n\n    // Pick a moment m from moments so that m[fn](other) is true for all\n    // other. This relies on the function fn to be transitive.\n    //\n    // moments should either be an array of moment objects or an array, whose\n    // first element is an array of moment objects.\n    function pickBy(fn, moments) {\n        var res, i;\n        if (moments.length === 1 && isArray(moments[0])) {\n            moments = moments[0];\n        }\n        if (!moments.length) {\n            return createLocal();\n        }\n        res = moments[0];\n        for (i = 1; i < moments.length; ++i) {\n            if (!moments[i].isValid() || moments[i][fn](res)) {\n                res = moments[i];\n            }\n        }\n        return res;\n    }\n\n    // TODO: Use [].sort instead?\n    function min () {\n        var args = [].slice.call(arguments, 0);\n\n        return pickBy('isBefore', args);\n    }\n\n    function max () {\n        var args = [].slice.call(arguments, 0);\n\n        return pickBy('isAfter', args);\n    }\n\n    var now = function () {\n        return Date.now ? Date.now() : +(new Date());\n    };\n\n    var ordering = ['year', 'quarter', 'month', 'week', 'day', 'hour', 'minute', 'second', 'millisecond'];\n\n    function isDurationValid(m) {\n        for (var key in m) {\n            if (!(indexOf.call(ordering, key) !== -1 && (m[key] == null || !isNaN(m[key])))) {\n                return false;\n            }\n        }\n\n        var unitHasDecimal = false;\n        for (var i = 0; i < ordering.length; ++i) {\n            if (m[ordering[i]]) {\n                if (unitHasDecimal) {\n                    return false; // only allow non-integers for smallest unit\n                }\n                if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) {\n                    unitHasDecimal = true;\n                }\n            }\n        }\n\n        return true;\n    }\n\n    function isValid$1() {\n        return this._isValid;\n    }\n\n    function createInvalid$1() {\n        return createDuration(NaN);\n    }\n\n    function Duration (duration) {\n        var normalizedInput = normalizeObjectUnits(duration),\n            years = normalizedInput.year || 0,\n            quarters = normalizedInput.quarter || 0,\n            months = normalizedInput.month || 0,\n            weeks = normalizedInput.week || normalizedInput.isoWeek || 0,\n            days = normalizedInput.day || 0,\n            hours = normalizedInput.hour || 0,\n            minutes = normalizedInput.minute || 0,\n            seconds = normalizedInput.second || 0,\n            milliseconds = normalizedInput.millisecond || 0;\n\n        this._isValid = isDurationValid(normalizedInput);\n\n        // representation for dateAddRemove\n        this._milliseconds = +milliseconds +\n            seconds * 1e3 + // 1000\n            minutes * 6e4 + // 1000 * 60\n            hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978\n        // Because of dateAddRemove treats 24 hours as different from a\n        // day when working around DST, we need to store them separately\n        this._days = +days +\n            weeks * 7;\n        // It is impossible to translate months into days without knowing\n        // which months you are are talking about, so we have to store\n        // it separately.\n        this._months = +months +\n            quarters * 3 +\n            years * 12;\n\n        this._data = {};\n\n        this._locale = getLocale();\n\n        this._bubble();\n    }\n\n    function isDuration (obj) {\n        return obj instanceof Duration;\n    }\n\n    function absRound (number) {\n        if (number < 0) {\n            return Math.round(-1 * number) * -1;\n        } else {\n            return Math.round(number);\n        }\n    }\n\n    // FORMATTING\n\n    function offset (token, separator) {\n        addFormatToken(token, 0, 0, function () {\n            var offset = this.utcOffset();\n            var sign = '+';\n            if (offset < 0) {\n                offset = -offset;\n                sign = '-';\n            }\n            return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2);\n        });\n    }\n\n    offset('Z', ':');\n    offset('ZZ', '');\n\n    // PARSING\n\n    addRegexToken('Z',  matchShortOffset);\n    addRegexToken('ZZ', matchShortOffset);\n    addParseToken(['Z', 'ZZ'], function (input, array, config) {\n        config._useUTC = true;\n        config._tzm = offsetFromString(matchShortOffset, input);\n    });\n\n    // HELPERS\n\n    // timezone chunker\n    // '+10:00' > ['10',  '00']\n    // '-1530'  > ['-15', '30']\n    var chunkOffset = /([\\+\\-]|\\d\\d)/gi;\n\n    function offsetFromString(matcher, string) {\n        var matches = (string || '').match(matcher);\n\n        if (matches === null) {\n            return null;\n        }\n\n        var chunk   = matches[matches.length - 1] || [];\n        var parts   = (chunk + '').match(chunkOffset) || ['-', 0, 0];\n        var minutes = +(parts[1] * 60) + toInt(parts[2]);\n\n        return minutes === 0 ?\n          0 :\n          parts[0] === '+' ? minutes : -minutes;\n    }\n\n    // Return a moment from input, that is local/utc/zone equivalent to model.\n    function cloneWithOffset(input, model) {\n        var res, diff;\n        if (model._isUTC) {\n            res = model.clone();\n            diff = (isMoment(input) || isDate(input) ? input.valueOf() : createLocal(input).valueOf()) - res.valueOf();\n            // Use low-level api, because this fn is low-level api.\n            res._d.setTime(res._d.valueOf() + diff);\n            hooks.updateOffset(res, false);\n            return res;\n        } else {\n            return createLocal(input).local();\n        }\n    }\n\n    function getDateOffset (m) {\n        // On Firefox.24 Date#getTimezoneOffset returns a floating point.\n        // https://github.com/moment/moment/pull/1871\n        return -Math.round(m._d.getTimezoneOffset() / 15) * 15;\n    }\n\n    // HOOKS\n\n    // This function will be called whenever a moment is mutated.\n    // It is intended to keep the offset in sync with the timezone.\n    hooks.updateOffset = function () {};\n\n    // MOMENTS\n\n    // keepLocalTime = true means only change the timezone, without\n    // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->\n    // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset\n    // +0200, so we adjust the time as needed, to be valid.\n    //\n    // Keeping the time actually adds/subtracts (one hour)\n    // from the actual represented time. That is why we call updateOffset\n    // a second time. In case it wants us to change the offset again\n    // _changeInProgress == true case, then we have to adjust, because\n    // there is no such time in the given timezone.\n    function getSetOffset (input, keepLocalTime, keepMinutes) {\n        var offset = this._offset || 0,\n            localAdjust;\n        if (!this.isValid()) {\n            return input != null ? this : NaN;\n        }\n        if (input != null) {\n            if (typeof input === 'string') {\n                input = offsetFromString(matchShortOffset, input);\n                if (input === null) {\n                    return this;\n                }\n            } else if (Math.abs(input) < 16 && !keepMinutes) {\n                input = input * 60;\n            }\n            if (!this._isUTC && keepLocalTime) {\n                localAdjust = getDateOffset(this);\n            }\n            this._offset = input;\n            this._isUTC = true;\n            if (localAdjust != null) {\n                this.add(localAdjust, 'm');\n            }\n            if (offset !== input) {\n                if (!keepLocalTime || this._changeInProgress) {\n                    addSubtract(this, createDuration(input - offset, 'm'), 1, false);\n                } else if (!this._changeInProgress) {\n                    this._changeInProgress = true;\n                    hooks.updateOffset(this, true);\n                    this._changeInProgress = null;\n                }\n            }\n            return this;\n        } else {\n            return this._isUTC ? offset : getDateOffset(this);\n        }\n    }\n\n    function getSetZone (input, keepLocalTime) {\n        if (input != null) {\n            if (typeof input !== 'string') {\n                input = -input;\n            }\n\n            this.utcOffset(input, keepLocalTime);\n\n            return this;\n        } else {\n            return -this.utcOffset();\n        }\n    }\n\n    function setOffsetToUTC (keepLocalTime) {\n        return this.utcOffset(0, keepLocalTime);\n    }\n\n    function setOffsetToLocal (keepLocalTime) {\n        if (this._isUTC) {\n            this.utcOffset(0, keepLocalTime);\n            this._isUTC = false;\n\n            if (keepLocalTime) {\n                this.subtract(getDateOffset(this), 'm');\n            }\n        }\n        return this;\n    }\n\n    function setOffsetToParsedOffset () {\n        if (this._tzm != null) {\n            this.utcOffset(this._tzm, false, true);\n        } else if (typeof this._i === 'string') {\n            var tZone = offsetFromString(matchOffset, this._i);\n            if (tZone != null) {\n                this.utcOffset(tZone);\n            }\n            else {\n                this.utcOffset(0, true);\n            }\n        }\n        return this;\n    }\n\n    function hasAlignedHourOffset (input) {\n        if (!this.isValid()) {\n            return false;\n        }\n        input = input ? createLocal(input).utcOffset() : 0;\n\n        return (this.utcOffset() - input) % 60 === 0;\n    }\n\n    function isDaylightSavingTime () {\n        return (\n            this.utcOffset() > this.clone().month(0).utcOffset() ||\n            this.utcOffset() > this.clone().month(5).utcOffset()\n        );\n    }\n\n    function isDaylightSavingTimeShifted () {\n        if (!isUndefined(this._isDSTShifted)) {\n            return this._isDSTShifted;\n        }\n\n        var c = {};\n\n        copyConfig(c, this);\n        c = prepareConfig(c);\n\n        if (c._a) {\n            var other = c._isUTC ? createUTC(c._a) : createLocal(c._a);\n            this._isDSTShifted = this.isValid() &&\n                compareArrays(c._a, other.toArray()) > 0;\n        } else {\n            this._isDSTShifted = false;\n        }\n\n        return this._isDSTShifted;\n    }\n\n    function isLocal () {\n        return this.isValid() ? !this._isUTC : false;\n    }\n\n    function isUtcOffset () {\n        return this.isValid() ? this._isUTC : false;\n    }\n\n    function isUtc () {\n        return this.isValid() ? this._isUTC && this._offset === 0 : false;\n    }\n\n    // ASP.NET json date format regex\n    var aspNetRegex = /^(\\-|\\+)?(?:(\\d*)[. ])?(\\d+)\\:(\\d+)(?:\\:(\\d+)(\\.\\d*)?)?$/;\n\n    // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html\n    // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere\n    // and further modified to allow for strings containing both week and day\n    var isoRegex = /^(-|\\+)?P(?:([-+]?[0-9,.]*)Y)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)W)?(?:([-+]?[0-9,.]*)D)?(?:T(?:([-+]?[0-9,.]*)H)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)S)?)?$/;\n\n    function createDuration (input, key) {\n        var duration = input,\n            // matching against regexp is expensive, do it on demand\n            match = null,\n            sign,\n            ret,\n            diffRes;\n\n        if (isDuration(input)) {\n            duration = {\n                ms : input._milliseconds,\n                d  : input._days,\n                M  : input._months\n            };\n        } else if (isNumber(input)) {\n            duration = {};\n            if (key) {\n                duration[key] = input;\n            } else {\n                duration.milliseconds = input;\n            }\n        } else if (!!(match = aspNetRegex.exec(input))) {\n            sign = (match[1] === '-') ? -1 : 1;\n            duration = {\n                y  : 0,\n                d  : toInt(match[DATE])                         * sign,\n                h  : toInt(match[HOUR])                         * sign,\n                m  : toInt(match[MINUTE])                       * sign,\n                s  : toInt(match[SECOND])                       * sign,\n                ms : toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match\n            };\n        } else if (!!(match = isoRegex.exec(input))) {\n            sign = (match[1] === '-') ? -1 : 1;\n            duration = {\n                y : parseIso(match[2], sign),\n                M : parseIso(match[3], sign),\n                w : parseIso(match[4], sign),\n                d : parseIso(match[5], sign),\n                h : parseIso(match[6], sign),\n                m : parseIso(match[7], sign),\n                s : parseIso(match[8], sign)\n            };\n        } else if (duration == null) {// checks for null or undefined\n            duration = {};\n        } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {\n            diffRes = momentsDifference(createLocal(duration.from), createLocal(duration.to));\n\n            duration = {};\n            duration.ms = diffRes.milliseconds;\n            duration.M = diffRes.months;\n        }\n\n        ret = new Duration(duration);\n\n        if (isDuration(input) && hasOwnProp(input, '_locale')) {\n            ret._locale = input._locale;\n        }\n\n        return ret;\n    }\n\n    createDuration.fn = Duration.prototype;\n    createDuration.invalid = createInvalid$1;\n\n    function parseIso (inp, sign) {\n        // We'd normally use ~~inp for this, but unfortunately it also\n        // converts floats to ints.\n        // inp may be undefined, so careful calling replace on it.\n        var res = inp && parseFloat(inp.replace(',', '.'));\n        // apply sign while we're at it\n        return (isNaN(res) ? 0 : res) * sign;\n    }\n\n    function positiveMomentsDifference(base, other) {\n        var res = {};\n\n        res.months = other.month() - base.month() +\n            (other.year() - base.year()) * 12;\n        if (base.clone().add(res.months, 'M').isAfter(other)) {\n            --res.months;\n        }\n\n        res.milliseconds = +other - +(base.clone().add(res.months, 'M'));\n\n        return res;\n    }\n\n    function momentsDifference(base, other) {\n        var res;\n        if (!(base.isValid() && other.isValid())) {\n            return {milliseconds: 0, months: 0};\n        }\n\n        other = cloneWithOffset(other, base);\n        if (base.isBefore(other)) {\n            res = positiveMomentsDifference(base, other);\n        } else {\n            res = positiveMomentsDifference(other, base);\n            res.milliseconds = -res.milliseconds;\n            res.months = -res.months;\n        }\n\n        return res;\n    }\n\n    // TODO: remove 'name' arg after deprecation is removed\n    function createAdder(direction, name) {\n        return function (val, period) {\n            var dur, tmp;\n            //invert the arguments, but complain about it\n            if (period !== null && !isNaN(+period)) {\n                deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period). ' +\n                'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.');\n                tmp = val; val = period; period = tmp;\n            }\n\n            val = typeof val === 'string' ? +val : val;\n            dur = createDuration(val, period);\n            addSubtract(this, dur, direction);\n            return this;\n        };\n    }\n\n    function addSubtract (mom, duration, isAdding, updateOffset) {\n        var milliseconds = duration._milliseconds,\n            days = absRound(duration._days),\n            months = absRound(duration._months);\n\n        if (!mom.isValid()) {\n            // No op\n            return;\n        }\n\n        updateOffset = updateOffset == null ? true : updateOffset;\n\n        if (months) {\n            setMonth(mom, get(mom, 'Month') + months * isAdding);\n        }\n        if (days) {\n            set$1(mom, 'Date', get(mom, 'Date') + days * isAdding);\n        }\n        if (milliseconds) {\n            mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);\n        }\n        if (updateOffset) {\n            hooks.updateOffset(mom, days || months);\n        }\n    }\n\n    var add      = createAdder(1, 'add');\n    var subtract = createAdder(-1, 'subtract');\n\n    function getCalendarFormat(myMoment, now) {\n        var diff = myMoment.diff(now, 'days', true);\n        return diff < -6 ? 'sameElse' :\n                diff < -1 ? 'lastWeek' :\n                diff < 0 ? 'lastDay' :\n                diff < 1 ? 'sameDay' :\n                diff < 2 ? 'nextDay' :\n                diff < 7 ? 'nextWeek' : 'sameElse';\n    }\n\n    function calendar$1 (time, formats) {\n        // We want to compare the start of today, vs this.\n        // Getting start-of-today depends on whether we're local/utc/offset or not.\n        var now = time || createLocal(),\n            sod = cloneWithOffset(now, this).startOf('day'),\n            format = hooks.calendarFormat(this, sod) || 'sameElse';\n\n        var output = formats && (isFunction(formats[format]) ? formats[format].call(this, now) : formats[format]);\n\n        return this.format(output || this.localeData().calendar(format, this, createLocal(now)));\n    }\n\n    function clone () {\n        return new Moment(this);\n    }\n\n    function isAfter (input, units) {\n        var localInput = isMoment(input) ? input : createLocal(input);\n        if (!(this.isValid() && localInput.isValid())) {\n            return false;\n        }\n        units = normalizeUnits(units) || 'millisecond';\n        if (units === 'millisecond') {\n            return this.valueOf() > localInput.valueOf();\n        } else {\n            return localInput.valueOf() < this.clone().startOf(units).valueOf();\n        }\n    }\n\n    function isBefore (input, units) {\n        var localInput = isMoment(input) ? input : createLocal(input);\n        if (!(this.isValid() && localInput.isValid())) {\n            return false;\n        }\n        units = normalizeUnits(units) || 'millisecond';\n        if (units === 'millisecond') {\n            return this.valueOf() < localInput.valueOf();\n        } else {\n            return this.clone().endOf(units).valueOf() < localInput.valueOf();\n        }\n    }\n\n    function isBetween (from, to, units, inclusivity) {\n        var localFrom = isMoment(from) ? from : createLocal(from),\n            localTo = isMoment(to) ? to : createLocal(to);\n        if (!(this.isValid() && localFrom.isValid() && localTo.isValid())) {\n            return false;\n        }\n        inclusivity = inclusivity || '()';\n        return (inclusivity[0] === '(' ? this.isAfter(localFrom, units) : !this.isBefore(localFrom, units)) &&\n            (inclusivity[1] === ')' ? this.isBefore(localTo, units) : !this.isAfter(localTo, units));\n    }\n\n    function isSame (input, units) {\n        var localInput = isMoment(input) ? input : createLocal(input),\n            inputMs;\n        if (!(this.isValid() && localInput.isValid())) {\n            return false;\n        }\n        units = normalizeUnits(units) || 'millisecond';\n        if (units === 'millisecond') {\n            return this.valueOf() === localInput.valueOf();\n        } else {\n            inputMs = localInput.valueOf();\n            return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf();\n        }\n    }\n\n    function isSameOrAfter (input, units) {\n        return this.isSame(input, units) || this.isAfter(input, units);\n    }\n\n    function isSameOrBefore (input, units) {\n        return this.isSame(input, units) || this.isBefore(input, units);\n    }\n\n    function diff (input, units, asFloat) {\n        var that,\n            zoneDelta,\n            output;\n\n        if (!this.isValid()) {\n            return NaN;\n        }\n\n        that = cloneWithOffset(input, this);\n\n        if (!that.isValid()) {\n            return NaN;\n        }\n\n        zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;\n\n        units = normalizeUnits(units);\n\n        switch (units) {\n            case 'year': output = monthDiff(this, that) / 12; break;\n            case 'month': output = monthDiff(this, that); break;\n            case 'quarter': output = monthDiff(this, that) / 3; break;\n            case 'second': output = (this - that) / 1e3; break; // 1000\n            case 'minute': output = (this - that) / 6e4; break; // 1000 * 60\n            case 'hour': output = (this - that) / 36e5; break; // 1000 * 60 * 60\n            case 'day': output = (this - that - zoneDelta) / 864e5; break; // 1000 * 60 * 60 * 24, negate dst\n            case 'week': output = (this - that - zoneDelta) / 6048e5; break; // 1000 * 60 * 60 * 24 * 7, negate dst\n            default: output = this - that;\n        }\n\n        return asFloat ? output : absFloor(output);\n    }\n\n    function monthDiff (a, b) {\n        // difference in months\n        var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),\n            // b is in (anchor - 1 month, anchor + 1 month)\n            anchor = a.clone().add(wholeMonthDiff, 'months'),\n            anchor2, adjust;\n\n        if (b - anchor < 0) {\n            anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');\n            // linear across the month\n            adjust = (b - anchor) / (anchor - anchor2);\n        } else {\n            anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');\n            // linear across the month\n            adjust = (b - anchor) / (anchor2 - anchor);\n        }\n\n        //check for negative zero, return zero if negative zero\n        return -(wholeMonthDiff + adjust) || 0;\n    }\n\n    hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';\n    hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';\n\n    function toString () {\n        return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');\n    }\n\n    function toISOString(keepOffset) {\n        if (!this.isValid()) {\n            return null;\n        }\n        var utc = keepOffset !== true;\n        var m = utc ? this.clone().utc() : this;\n        if (m.year() < 0 || m.year() > 9999) {\n            return formatMoment(m, utc ? 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYYYY-MM-DD[T]HH:mm:ss.SSSZ');\n        }\n        if (isFunction(Date.prototype.toISOString)) {\n            // native implementation is ~50x faster, use it when we can\n            if (utc) {\n                return this.toDate().toISOString();\n            } else {\n                return new Date(this.valueOf() + this.utcOffset() * 60 * 1000).toISOString().replace('Z', formatMoment(m, 'Z'));\n            }\n        }\n        return formatMoment(m, utc ? 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYY-MM-DD[T]HH:mm:ss.SSSZ');\n    }\n\n    /**\n     * Return a human readable representation of a moment that can\n     * also be evaluated to get a new moment which is the same\n     *\n     * @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects\n     */\n    function inspect () {\n        if (!this.isValid()) {\n            return 'moment.invalid(/* ' + this._i + ' */)';\n        }\n        var func = 'moment';\n        var zone = '';\n        if (!this.isLocal()) {\n            func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone';\n            zone = 'Z';\n        }\n        var prefix = '[' + func + '(\"]';\n        var year = (0 <= this.year() && this.year() <= 9999) ? 'YYYY' : 'YYYYYY';\n        var datetime = '-MM-DD[T]HH:mm:ss.SSS';\n        var suffix = zone + '[\")]';\n\n        return this.format(prefix + year + datetime + suffix);\n    }\n\n    function format (inputString) {\n        if (!inputString) {\n            inputString = this.isUtc() ? hooks.defaultFormatUtc : hooks.defaultFormat;\n        }\n        var output = formatMoment(this, inputString);\n        return this.localeData().postformat(output);\n    }\n\n    function from (time, withoutSuffix) {\n        if (this.isValid() &&\n                ((isMoment(time) && time.isValid()) ||\n                 createLocal(time).isValid())) {\n            return createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);\n        } else {\n            return this.localeData().invalidDate();\n        }\n    }\n\n    function fromNow (withoutSuffix) {\n        return this.from(createLocal(), withoutSuffix);\n    }\n\n    function to (time, withoutSuffix) {\n        if (this.isValid() &&\n                ((isMoment(time) && time.isValid()) ||\n                 createLocal(time).isValid())) {\n            return createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);\n        } else {\n            return this.localeData().invalidDate();\n        }\n    }\n\n    function toNow (withoutSuffix) {\n        return this.to(createLocal(), withoutSuffix);\n    }\n\n    // If passed a locale key, it will set the locale for this\n    // instance.  Otherwise, it will return the locale configuration\n    // variables for this instance.\n    function locale (key) {\n        var newLocaleData;\n\n        if (key === undefined) {\n            return this._locale._abbr;\n        } else {\n            newLocaleData = getLocale(key);\n            if (newLocaleData != null) {\n                this._locale = newLocaleData;\n            }\n            return this;\n        }\n    }\n\n    var lang = deprecate(\n        'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',\n        function (key) {\n            if (key === undefined) {\n                return this.localeData();\n            } else {\n                return this.locale(key);\n            }\n        }\n    );\n\n    function localeData () {\n        return this._locale;\n    }\n\n    var MS_PER_SECOND = 1000;\n    var MS_PER_MINUTE = 60 * MS_PER_SECOND;\n    var MS_PER_HOUR = 60 * MS_PER_MINUTE;\n    var MS_PER_400_YEARS = (365 * 400 + 97) * 24 * MS_PER_HOUR;\n\n    // actual modulo - handles negative numbers (for dates before 1970):\n    function mod$1(dividend, divisor) {\n        return (dividend % divisor + divisor) % divisor;\n    }\n\n    function localStartOfDate(y, m, d) {\n        // the date constructor remaps years 0-99 to 1900-1999\n        if (y < 100 && y >= 0) {\n            // preserve leap years using a full 400 year cycle, then reset\n            return new Date(y + 400, m, d) - MS_PER_400_YEARS;\n        } else {\n            return new Date(y, m, d).valueOf();\n        }\n    }\n\n    function utcStartOfDate(y, m, d) {\n        // Date.UTC remaps years 0-99 to 1900-1999\n        if (y < 100 && y >= 0) {\n            // preserve leap years using a full 400 year cycle, then reset\n            return Date.UTC(y + 400, m, d) - MS_PER_400_YEARS;\n        } else {\n            return Date.UTC(y, m, d);\n        }\n    }\n\n    function startOf (units) {\n        var time;\n        units = normalizeUnits(units);\n        if (units === undefined || units === 'millisecond' || !this.isValid()) {\n            return this;\n        }\n\n        var startOfDate = this._isUTC ? utcStartOfDate : localStartOfDate;\n\n        switch (units) {\n            case 'year':\n                time = startOfDate(this.year(), 0, 1);\n                break;\n            case 'quarter':\n                time = startOfDate(this.year(), this.month() - this.month() % 3, 1);\n                break;\n            case 'month':\n                time = startOfDate(this.year(), this.month(), 1);\n                break;\n            case 'week':\n                time = startOfDate(this.year(), this.month(), this.date() - this.weekday());\n                break;\n            case 'isoWeek':\n                time = startOfDate(this.year(), this.month(), this.date() - (this.isoWeekday() - 1));\n                break;\n            case 'day':\n            case 'date':\n                time = startOfDate(this.year(), this.month(), this.date());\n                break;\n            case 'hour':\n                time = this._d.valueOf();\n                time -= mod$1(time + (this._isUTC ? 0 : this.utcOffset() * MS_PER_MINUTE), MS_PER_HOUR);\n                break;\n            case 'minute':\n                time = this._d.valueOf();\n                time -= mod$1(time, MS_PER_MINUTE);\n                break;\n            case 'second':\n                time = this._d.valueOf();\n                time -= mod$1(time, MS_PER_SECOND);\n                break;\n        }\n\n        this._d.setTime(time);\n        hooks.updateOffset(this, true);\n        return this;\n    }\n\n    function endOf (units) {\n        var time;\n        units = normalizeUnits(units);\n        if (units === undefined || units === 'millisecond' || !this.isValid()) {\n            return this;\n        }\n\n        var startOfDate = this._isUTC ? utcStartOfDate : localStartOfDate;\n\n        switch (units) {\n            case 'year':\n                time = startOfDate(this.year() + 1, 0, 1) - 1;\n                break;\n            case 'quarter':\n                time = startOfDate(this.year(), this.month() - this.month() % 3 + 3, 1) - 1;\n                break;\n            case 'month':\n                time = startOfDate(this.year(), this.month() + 1, 1) - 1;\n                break;\n            case 'week':\n                time = startOfDate(this.year(), this.month(), this.date() - this.weekday() + 7) - 1;\n                break;\n            case 'isoWeek':\n                time = startOfDate(this.year(), this.month(), this.date() - (this.isoWeekday() - 1) + 7) - 1;\n                break;\n            case 'day':\n            case 'date':\n                time = startOfDate(this.year(), this.month(), this.date() + 1) - 1;\n                break;\n            case 'hour':\n                time = this._d.valueOf();\n                time += MS_PER_HOUR - mod$1(time + (this._isUTC ? 0 : this.utcOffset() * MS_PER_MINUTE), MS_PER_HOUR) - 1;\n                break;\n            case 'minute':\n                time = this._d.valueOf();\n                time += MS_PER_MINUTE - mod$1(time, MS_PER_MINUTE) - 1;\n                break;\n            case 'second':\n                time = this._d.valueOf();\n                time += MS_PER_SECOND - mod$1(time, MS_PER_SECOND) - 1;\n                break;\n        }\n\n        this._d.setTime(time);\n        hooks.updateOffset(this, true);\n        return this;\n    }\n\n    function valueOf () {\n        return this._d.valueOf() - ((this._offset || 0) * 60000);\n    }\n\n    function unix () {\n        return Math.floor(this.valueOf() / 1000);\n    }\n\n    function toDate () {\n        return new Date(this.valueOf());\n    }\n\n    function toArray () {\n        var m = this;\n        return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];\n    }\n\n    function toObject () {\n        var m = this;\n        return {\n            years: m.year(),\n            months: m.month(),\n            date: m.date(),\n            hours: m.hours(),\n            minutes: m.minutes(),\n            seconds: m.seconds(),\n            milliseconds: m.milliseconds()\n        };\n    }\n\n    function toJSON () {\n        // new Date(NaN).toJSON() === null\n        return this.isValid() ? this.toISOString() : null;\n    }\n\n    function isValid$2 () {\n        return isValid(this);\n    }\n\n    function parsingFlags () {\n        return extend({}, getParsingFlags(this));\n    }\n\n    function invalidAt () {\n        return getParsingFlags(this).overflow;\n    }\n\n    function creationData() {\n        return {\n            input: this._i,\n            format: this._f,\n            locale: this._locale,\n            isUTC: this._isUTC,\n            strict: this._strict\n        };\n    }\n\n    // FORMATTING\n\n    addFormatToken(0, ['gg', 2], 0, function () {\n        return this.weekYear() % 100;\n    });\n\n    addFormatToken(0, ['GG', 2], 0, function () {\n        return this.isoWeekYear() % 100;\n    });\n\n    function addWeekYearFormatToken (token, getter) {\n        addFormatToken(0, [token, token.length], 0, getter);\n    }\n\n    addWeekYearFormatToken('gggg',     'weekYear');\n    addWeekYearFormatToken('ggggg',    'weekYear');\n    addWeekYearFormatToken('GGGG',  'isoWeekYear');\n    addWeekYearFormatToken('GGGGG', 'isoWeekYear');\n\n    // ALIASES\n\n    addUnitAlias('weekYear', 'gg');\n    addUnitAlias('isoWeekYear', 'GG');\n\n    // PRIORITY\n\n    addUnitPriority('weekYear', 1);\n    addUnitPriority('isoWeekYear', 1);\n\n\n    // PARSING\n\n    addRegexToken('G',      matchSigned);\n    addRegexToken('g',      matchSigned);\n    addRegexToken('GG',     match1to2, match2);\n    addRegexToken('gg',     match1to2, match2);\n    addRegexToken('GGGG',   match1to4, match4);\n    addRegexToken('gggg',   match1to4, match4);\n    addRegexToken('GGGGG',  match1to6, match6);\n    addRegexToken('ggggg',  match1to6, match6);\n\n    addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {\n        week[token.substr(0, 2)] = toInt(input);\n    });\n\n    addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {\n        week[token] = hooks.parseTwoDigitYear(input);\n    });\n\n    // MOMENTS\n\n    function getSetWeekYear (input) {\n        return getSetWeekYearHelper.call(this,\n                input,\n                this.week(),\n                this.weekday(),\n                this.localeData()._week.dow,\n                this.localeData()._week.doy);\n    }\n\n    function getSetISOWeekYear (input) {\n        return getSetWeekYearHelper.call(this,\n                input, this.isoWeek(), this.isoWeekday(), 1, 4);\n    }\n\n    function getISOWeeksInYear () {\n        return weeksInYear(this.year(), 1, 4);\n    }\n\n    function getWeeksInYear () {\n        var weekInfo = this.localeData()._week;\n        return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);\n    }\n\n    function getSetWeekYearHelper(input, week, weekday, dow, doy) {\n        var weeksTarget;\n        if (input == null) {\n            return weekOfYear(this, dow, doy).year;\n        } else {\n            weeksTarget = weeksInYear(input, dow, doy);\n            if (week > weeksTarget) {\n                week = weeksTarget;\n            }\n            return setWeekAll.call(this, input, week, weekday, dow, doy);\n        }\n    }\n\n    function setWeekAll(weekYear, week, weekday, dow, doy) {\n        var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),\n            date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);\n\n        this.year(date.getUTCFullYear());\n        this.month(date.getUTCMonth());\n        this.date(date.getUTCDate());\n        return this;\n    }\n\n    // FORMATTING\n\n    addFormatToken('Q', 0, 'Qo', 'quarter');\n\n    // ALIASES\n\n    addUnitAlias('quarter', 'Q');\n\n    // PRIORITY\n\n    addUnitPriority('quarter', 7);\n\n    // PARSING\n\n    addRegexToken('Q', match1);\n    addParseToken('Q', function (input, array) {\n        array[MONTH] = (toInt(input) - 1) * 3;\n    });\n\n    // MOMENTS\n\n    function getSetQuarter (input) {\n        return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);\n    }\n\n    // FORMATTING\n\n    addFormatToken('D', ['DD', 2], 'Do', 'date');\n\n    // ALIASES\n\n    addUnitAlias('date', 'D');\n\n    // PRIORITY\n    addUnitPriority('date', 9);\n\n    // PARSING\n\n    addRegexToken('D',  match1to2);\n    addRegexToken('DD', match1to2, match2);\n    addRegexToken('Do', function (isStrict, locale) {\n        // TODO: Remove \"ordinalParse\" fallback in next major release.\n        return isStrict ?\n          (locale._dayOfMonthOrdinalParse || locale._ordinalParse) :\n          locale._dayOfMonthOrdinalParseLenient;\n    });\n\n    addParseToken(['D', 'DD'], DATE);\n    addParseToken('Do', function (input, array) {\n        array[DATE] = toInt(input.match(match1to2)[0]);\n    });\n\n    // MOMENTS\n\n    var getSetDayOfMonth = makeGetSet('Date', true);\n\n    // FORMATTING\n\n    addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');\n\n    // ALIASES\n\n    addUnitAlias('dayOfYear', 'DDD');\n\n    // PRIORITY\n    addUnitPriority('dayOfYear', 4);\n\n    // PARSING\n\n    addRegexToken('DDD',  match1to3);\n    addRegexToken('DDDD', match3);\n    addParseToken(['DDD', 'DDDD'], function (input, array, config) {\n        config._dayOfYear = toInt(input);\n    });\n\n    // HELPERS\n\n    // MOMENTS\n\n    function getSetDayOfYear (input) {\n        var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;\n        return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');\n    }\n\n    // FORMATTING\n\n    addFormatToken('m', ['mm', 2], 0, 'minute');\n\n    // ALIASES\n\n    addUnitAlias('minute', 'm');\n\n    // PRIORITY\n\n    addUnitPriority('minute', 14);\n\n    // PARSING\n\n    addRegexToken('m',  match1to2);\n    addRegexToken('mm', match1to2, match2);\n    addParseToken(['m', 'mm'], MINUTE);\n\n    // MOMENTS\n\n    var getSetMinute = makeGetSet('Minutes', false);\n\n    // FORMATTING\n\n    addFormatToken('s', ['ss', 2], 0, 'second');\n\n    // ALIASES\n\n    addUnitAlias('second', 's');\n\n    // PRIORITY\n\n    addUnitPriority('second', 15);\n\n    // PARSING\n\n    addRegexToken('s',  match1to2);\n    addRegexToken('ss', match1to2, match2);\n    addParseToken(['s', 'ss'], SECOND);\n\n    // MOMENTS\n\n    var getSetSecond = makeGetSet('Seconds', false);\n\n    // FORMATTING\n\n    addFormatToken('S', 0, 0, function () {\n        return ~~(this.millisecond() / 100);\n    });\n\n    addFormatToken(0, ['SS', 2], 0, function () {\n        return ~~(this.millisecond() / 10);\n    });\n\n    addFormatToken(0, ['SSS', 3], 0, 'millisecond');\n    addFormatToken(0, ['SSSS', 4], 0, function () {\n        return this.millisecond() * 10;\n    });\n    addFormatToken(0, ['SSSSS', 5], 0, function () {\n        return this.millisecond() * 100;\n    });\n    addFormatToken(0, ['SSSSSS', 6], 0, function () {\n        return this.millisecond() * 1000;\n    });\n    addFormatToken(0, ['SSSSSSS', 7], 0, function () {\n        return this.millisecond() * 10000;\n    });\n    addFormatToken(0, ['SSSSSSSS', 8], 0, function () {\n        return this.millisecond() * 100000;\n    });\n    addFormatToken(0, ['SSSSSSSSS', 9], 0, function () {\n        return this.millisecond() * 1000000;\n    });\n\n\n    // ALIASES\n\n    addUnitAlias('millisecond', 'ms');\n\n    // PRIORITY\n\n    addUnitPriority('millisecond', 16);\n\n    // PARSING\n\n    addRegexToken('S',    match1to3, match1);\n    addRegexToken('SS',   match1to3, match2);\n    addRegexToken('SSS',  match1to3, match3);\n\n    var token;\n    for (token = 'SSSS'; token.length <= 9; token += 'S') {\n        addRegexToken(token, matchUnsigned);\n    }\n\n    function parseMs(input, array) {\n        array[MILLISECOND] = toInt(('0.' + input) * 1000);\n    }\n\n    for (token = 'S'; token.length <= 9; token += 'S') {\n        addParseToken(token, parseMs);\n    }\n    // MOMENTS\n\n    var getSetMillisecond = makeGetSet('Milliseconds', false);\n\n    // FORMATTING\n\n    addFormatToken('z',  0, 0, 'zoneAbbr');\n    addFormatToken('zz', 0, 0, 'zoneName');\n\n    // MOMENTS\n\n    function getZoneAbbr () {\n        return this._isUTC ? 'UTC' : '';\n    }\n\n    function getZoneName () {\n        return this._isUTC ? 'Coordinated Universal Time' : '';\n    }\n\n    var proto = Moment.prototype;\n\n    proto.add               = add;\n    proto.calendar          = calendar$1;\n    proto.clone             = clone;\n    proto.diff              = diff;\n    proto.endOf             = endOf;\n    proto.format            = format;\n    proto.from              = from;\n    proto.fromNow           = fromNow;\n    proto.to                = to;\n    proto.toNow             = toNow;\n    proto.get               = stringGet;\n    proto.invalidAt         = invalidAt;\n    proto.isAfter           = isAfter;\n    proto.isBefore          = isBefore;\n    proto.isBetween         = isBetween;\n    proto.isSame            = isSame;\n    proto.isSameOrAfter     = isSameOrAfter;\n    proto.isSameOrBefore    = isSameOrBefore;\n    proto.isValid           = isValid$2;\n    proto.lang              = lang;\n    proto.locale            = locale;\n    proto.localeData        = localeData;\n    proto.max               = prototypeMax;\n    proto.min               = prototypeMin;\n    proto.parsingFlags      = parsingFlags;\n    proto.set               = stringSet;\n    proto.startOf           = startOf;\n    proto.subtract          = subtract;\n    proto.toArray           = toArray;\n    proto.toObject          = toObject;\n    proto.toDate            = toDate;\n    proto.toISOString       = toISOString;\n    proto.inspect           = inspect;\n    proto.toJSON            = toJSON;\n    proto.toString          = toString;\n    proto.unix              = unix;\n    proto.valueOf           = valueOf;\n    proto.creationData      = creationData;\n    proto.year       = getSetYear;\n    proto.isLeapYear = getIsLeapYear;\n    proto.weekYear    = getSetWeekYear;\n    proto.isoWeekYear = getSetISOWeekYear;\n    proto.quarter = proto.quarters = getSetQuarter;\n    proto.month       = getSetMonth;\n    proto.daysInMonth = getDaysInMonth;\n    proto.week           = proto.weeks        = getSetWeek;\n    proto.isoWeek        = proto.isoWeeks     = getSetISOWeek;\n    proto.weeksInYear    = getWeeksInYear;\n    proto.isoWeeksInYear = getISOWeeksInYear;\n    proto.date       = getSetDayOfMonth;\n    proto.day        = proto.days             = getSetDayOfWeek;\n    proto.weekday    = getSetLocaleDayOfWeek;\n    proto.isoWeekday = getSetISODayOfWeek;\n    proto.dayOfYear  = getSetDayOfYear;\n    proto.hour = proto.hours = getSetHour;\n    proto.minute = proto.minutes = getSetMinute;\n    proto.second = proto.seconds = getSetSecond;\n    proto.millisecond = proto.milliseconds = getSetMillisecond;\n    proto.utcOffset            = getSetOffset;\n    proto.utc                  = setOffsetToUTC;\n    proto.local                = setOffsetToLocal;\n    proto.parseZone            = setOffsetToParsedOffset;\n    proto.hasAlignedHourOffset = hasAlignedHourOffset;\n    proto.isDST                = isDaylightSavingTime;\n    proto.isLocal              = isLocal;\n    proto.isUtcOffset          = isUtcOffset;\n    proto.isUtc                = isUtc;\n    proto.isUTC                = isUtc;\n    proto.zoneAbbr = getZoneAbbr;\n    proto.zoneName = getZoneName;\n    proto.dates  = deprecate('dates accessor is deprecated. Use date instead.', getSetDayOfMonth);\n    proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth);\n    proto.years  = deprecate('years accessor is deprecated. Use year instead', getSetYear);\n    proto.zone   = deprecate('moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/', getSetZone);\n    proto.isDSTShifted = deprecate('isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information', isDaylightSavingTimeShifted);\n\n    function createUnix (input) {\n        return createLocal(input * 1000);\n    }\n\n    function createInZone () {\n        return createLocal.apply(null, arguments).parseZone();\n    }\n\n    function preParsePostFormat (string) {\n        return string;\n    }\n\n    var proto$1 = Locale.prototype;\n\n    proto$1.calendar        = calendar;\n    proto$1.longDateFormat  = longDateFormat;\n    proto$1.invalidDate     = invalidDate;\n    proto$1.ordinal         = ordinal;\n    proto$1.preparse        = preParsePostFormat;\n    proto$1.postformat      = preParsePostFormat;\n    proto$1.relativeTime    = relativeTime;\n    proto$1.pastFuture      = pastFuture;\n    proto$1.set             = set;\n\n    proto$1.months            =        localeMonths;\n    proto$1.monthsShort       =        localeMonthsShort;\n    proto$1.monthsParse       =        localeMonthsParse;\n    proto$1.monthsRegex       = monthsRegex;\n    proto$1.monthsShortRegex  = monthsShortRegex;\n    proto$1.week = localeWeek;\n    proto$1.firstDayOfYear = localeFirstDayOfYear;\n    proto$1.firstDayOfWeek = localeFirstDayOfWeek;\n\n    proto$1.weekdays       =        localeWeekdays;\n    proto$1.weekdaysMin    =        localeWeekdaysMin;\n    proto$1.weekdaysShort  =        localeWeekdaysShort;\n    proto$1.weekdaysParse  =        localeWeekdaysParse;\n\n    proto$1.weekdaysRegex       =        weekdaysRegex;\n    proto$1.weekdaysShortRegex  =        weekdaysShortRegex;\n    proto$1.weekdaysMinRegex    =        weekdaysMinRegex;\n\n    proto$1.isPM = localeIsPM;\n    proto$1.meridiem = localeMeridiem;\n\n    function get$1 (format, index, field, setter) {\n        var locale = getLocale();\n        var utc = createUTC().set(setter, index);\n        return locale[field](utc, format);\n    }\n\n    function listMonthsImpl (format, index, field) {\n        if (isNumber(format)) {\n            index = format;\n            format = undefined;\n        }\n\n        format = format || '';\n\n        if (index != null) {\n            return get$1(format, index, field, 'month');\n        }\n\n        var i;\n        var out = [];\n        for (i = 0; i < 12; i++) {\n            out[i] = get$1(format, i, field, 'month');\n        }\n        return out;\n    }\n\n    // ()\n    // (5)\n    // (fmt, 5)\n    // (fmt)\n    // (true)\n    // (true, 5)\n    // (true, fmt, 5)\n    // (true, fmt)\n    function listWeekdaysImpl (localeSorted, format, index, field) {\n        if (typeof localeSorted === 'boolean') {\n            if (isNumber(format)) {\n                index = format;\n                format = undefined;\n            }\n\n            format = format || '';\n        } else {\n            format = localeSorted;\n            index = format;\n            localeSorted = false;\n\n            if (isNumber(format)) {\n                index = format;\n                format = undefined;\n            }\n\n            format = format || '';\n        }\n\n        var locale = getLocale(),\n            shift = localeSorted ? locale._week.dow : 0;\n\n        if (index != null) {\n            return get$1(format, (index + shift) % 7, field, 'day');\n        }\n\n        var i;\n        var out = [];\n        for (i = 0; i < 7; i++) {\n            out[i] = get$1(format, (i + shift) % 7, field, 'day');\n        }\n        return out;\n    }\n\n    function listMonths (format, index) {\n        return listMonthsImpl(format, index, 'months');\n    }\n\n    function listMonthsShort (format, index) {\n        return listMonthsImpl(format, index, 'monthsShort');\n    }\n\n    function listWeekdays (localeSorted, format, index) {\n        return listWeekdaysImpl(localeSorted, format, index, 'weekdays');\n    }\n\n    function listWeekdaysShort (localeSorted, format, index) {\n        return listWeekdaysImpl(localeSorted, format, index, 'weekdaysShort');\n    }\n\n    function listWeekdaysMin (localeSorted, format, index) {\n        return listWeekdaysImpl(localeSorted, format, index, 'weekdaysMin');\n    }\n\n    getSetGlobalLocale('en', {\n        dayOfMonthOrdinalParse: /\\d{1,2}(th|st|nd|rd)/,\n        ordinal : function (number) {\n            var b = number % 10,\n                output = (toInt(number % 100 / 10) === 1) ? 'th' :\n                (b === 1) ? 'st' :\n                (b === 2) ? 'nd' :\n                (b === 3) ? 'rd' : 'th';\n            return number + output;\n        }\n    });\n\n    // Side effect imports\n\n    hooks.lang = deprecate('moment.lang is deprecated. Use moment.locale instead.', getSetGlobalLocale);\n    hooks.langData = deprecate('moment.langData is deprecated. Use moment.localeData instead.', getLocale);\n\n    var mathAbs = Math.abs;\n\n    function abs () {\n        var data           = this._data;\n\n        this._milliseconds = mathAbs(this._milliseconds);\n        this._days         = mathAbs(this._days);\n        this._months       = mathAbs(this._months);\n\n        data.milliseconds  = mathAbs(data.milliseconds);\n        data.seconds       = mathAbs(data.seconds);\n        data.minutes       = mathAbs(data.minutes);\n        data.hours         = mathAbs(data.hours);\n        data.months        = mathAbs(data.months);\n        data.years         = mathAbs(data.years);\n\n        return this;\n    }\n\n    function addSubtract$1 (duration, input, value, direction) {\n        var other = createDuration(input, value);\n\n        duration._milliseconds += direction * other._milliseconds;\n        duration._days         += direction * other._days;\n        duration._months       += direction * other._months;\n\n        return duration._bubble();\n    }\n\n    // supports only 2.0-style add(1, 's') or add(duration)\n    function add$1 (input, value) {\n        return addSubtract$1(this, input, value, 1);\n    }\n\n    // supports only 2.0-style subtract(1, 's') or subtract(duration)\n    function subtract$1 (input, value) {\n        return addSubtract$1(this, input, value, -1);\n    }\n\n    function absCeil (number) {\n        if (number < 0) {\n            return Math.floor(number);\n        } else {\n            return Math.ceil(number);\n        }\n    }\n\n    function bubble () {\n        var milliseconds = this._milliseconds;\n        var days         = this._days;\n        var months       = this._months;\n        var data         = this._data;\n        var seconds, minutes, hours, years, monthsFromDays;\n\n        // if we have a mix of positive and negative values, bubble down first\n        // check: https://github.com/moment/moment/issues/2166\n        if (!((milliseconds >= 0 && days >= 0 && months >= 0) ||\n                (milliseconds <= 0 && days <= 0 && months <= 0))) {\n            milliseconds += absCeil(monthsToDays(months) + days) * 864e5;\n            days = 0;\n            months = 0;\n        }\n\n        // The following code bubbles up values, see the tests for\n        // examples of what that means.\n        data.milliseconds = milliseconds % 1000;\n\n        seconds           = absFloor(milliseconds / 1000);\n        data.seconds      = seconds % 60;\n\n        minutes           = absFloor(seconds / 60);\n        data.minutes      = minutes % 60;\n\n        hours             = absFloor(minutes / 60);\n        data.hours        = hours % 24;\n\n        days += absFloor(hours / 24);\n\n        // convert days to months\n        monthsFromDays = absFloor(daysToMonths(days));\n        months += monthsFromDays;\n        days -= absCeil(monthsToDays(monthsFromDays));\n\n        // 12 months -> 1 year\n        years = absFloor(months / 12);\n        months %= 12;\n\n        data.days   = days;\n        data.months = months;\n        data.years  = years;\n\n        return this;\n    }\n\n    function daysToMonths (days) {\n        // 400 years have 146097 days (taking into account leap year rules)\n        // 400 years have 12 months === 4800\n        return days * 4800 / 146097;\n    }\n\n    function monthsToDays (months) {\n        // the reverse of daysToMonths\n        return months * 146097 / 4800;\n    }\n\n    function as (units) {\n        if (!this.isValid()) {\n            return NaN;\n        }\n        var days;\n        var months;\n        var milliseconds = this._milliseconds;\n\n        units = normalizeUnits(units);\n\n        if (units === 'month' || units === 'quarter' || units === 'year') {\n            days = this._days + milliseconds / 864e5;\n            months = this._months + daysToMonths(days);\n            switch (units) {\n                case 'month':   return months;\n                case 'quarter': return months / 3;\n                case 'year':    return months / 12;\n            }\n        } else {\n            // handle milliseconds separately because of floating point math errors (issue #1867)\n            days = this._days + Math.round(monthsToDays(this._months));\n            switch (units) {\n                case 'week'   : return days / 7     + milliseconds / 6048e5;\n                case 'day'    : return days         + milliseconds / 864e5;\n                case 'hour'   : return days * 24    + milliseconds / 36e5;\n                case 'minute' : return days * 1440  + milliseconds / 6e4;\n                case 'second' : return days * 86400 + milliseconds / 1000;\n                // Math.floor prevents floating point math errors here\n                case 'millisecond': return Math.floor(days * 864e5) + milliseconds;\n                default: throw new Error('Unknown unit ' + units);\n            }\n        }\n    }\n\n    // TODO: Use this.as('ms')?\n    function valueOf$1 () {\n        if (!this.isValid()) {\n            return NaN;\n        }\n        return (\n            this._milliseconds +\n            this._days * 864e5 +\n            (this._months % 12) * 2592e6 +\n            toInt(this._months / 12) * 31536e6\n        );\n    }\n\n    function makeAs (alias) {\n        return function () {\n            return this.as(alias);\n        };\n    }\n\n    var asMilliseconds = makeAs('ms');\n    var asSeconds      = makeAs('s');\n    var asMinutes      = makeAs('m');\n    var asHours        = makeAs('h');\n    var asDays         = makeAs('d');\n    var asWeeks        = makeAs('w');\n    var asMonths       = makeAs('M');\n    var asQuarters     = makeAs('Q');\n    var asYears        = makeAs('y');\n\n    function clone$1 () {\n        return createDuration(this);\n    }\n\n    function get$2 (units) {\n        units = normalizeUnits(units);\n        return this.isValid() ? this[units + 's']() : NaN;\n    }\n\n    function makeGetter(name) {\n        return function () {\n            return this.isValid() ? this._data[name] : NaN;\n        };\n    }\n\n    var milliseconds = makeGetter('milliseconds');\n    var seconds      = makeGetter('seconds');\n    var minutes      = makeGetter('minutes');\n    var hours        = makeGetter('hours');\n    var days         = makeGetter('days');\n    var months       = makeGetter('months');\n    var years        = makeGetter('years');\n\n    function weeks () {\n        return absFloor(this.days() / 7);\n    }\n\n    var round = Math.round;\n    var thresholds = {\n        ss: 44,         // a few seconds to seconds\n        s : 45,         // seconds to minute\n        m : 45,         // minutes to hour\n        h : 22,         // hours to day\n        d : 26,         // days to month\n        M : 11          // months to year\n    };\n\n    // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize\n    function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {\n        return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);\n    }\n\n    function relativeTime$1 (posNegDuration, withoutSuffix, locale) {\n        var duration = createDuration(posNegDuration).abs();\n        var seconds  = round(duration.as('s'));\n        var minutes  = round(duration.as('m'));\n        var hours    = round(duration.as('h'));\n        var days     = round(duration.as('d'));\n        var months   = round(duration.as('M'));\n        var years    = round(duration.as('y'));\n\n        var a = seconds <= thresholds.ss && ['s', seconds]  ||\n                seconds < thresholds.s   && ['ss', seconds] ||\n                minutes <= 1             && ['m']           ||\n                minutes < thresholds.m   && ['mm', minutes] ||\n                hours   <= 1             && ['h']           ||\n                hours   < thresholds.h   && ['hh', hours]   ||\n                days    <= 1             && ['d']           ||\n                days    < thresholds.d   && ['dd', days]    ||\n                months  <= 1             && ['M']           ||\n                months  < thresholds.M   && ['MM', months]  ||\n                years   <= 1             && ['y']           || ['yy', years];\n\n        a[2] = withoutSuffix;\n        a[3] = +posNegDuration > 0;\n        a[4] = locale;\n        return substituteTimeAgo.apply(null, a);\n    }\n\n    // This function allows you to set the rounding function for relative time strings\n    function getSetRelativeTimeRounding (roundingFunction) {\n        if (roundingFunction === undefined) {\n            return round;\n        }\n        if (typeof(roundingFunction) === 'function') {\n            round = roundingFunction;\n            return true;\n        }\n        return false;\n    }\n\n    // This function allows you to set a threshold for relative time strings\n    function getSetRelativeTimeThreshold (threshold, limit) {\n        if (thresholds[threshold] === undefined) {\n            return false;\n        }\n        if (limit === undefined) {\n            return thresholds[threshold];\n        }\n        thresholds[threshold] = limit;\n        if (threshold === 's') {\n            thresholds.ss = limit - 1;\n        }\n        return true;\n    }\n\n    function humanize (withSuffix) {\n        if (!this.isValid()) {\n            return this.localeData().invalidDate();\n        }\n\n        var locale = this.localeData();\n        var output = relativeTime$1(this, !withSuffix, locale);\n\n        if (withSuffix) {\n            output = locale.pastFuture(+this, output);\n        }\n\n        return locale.postformat(output);\n    }\n\n    var abs$1 = Math.abs;\n\n    function sign(x) {\n        return ((x > 0) - (x < 0)) || +x;\n    }\n\n    function toISOString$1() {\n        // for ISO strings we do not use the normal bubbling rules:\n        //  * milliseconds bubble up until they become hours\n        //  * days do not bubble at all\n        //  * months bubble up until they become years\n        // This is because there is no context-free conversion between hours and days\n        // (think of clock changes)\n        // and also not between days and months (28-31 days per month)\n        if (!this.isValid()) {\n            return this.localeData().invalidDate();\n        }\n\n        var seconds = abs$1(this._milliseconds) / 1000;\n        var days         = abs$1(this._days);\n        var months       = abs$1(this._months);\n        var minutes, hours, years;\n\n        // 3600 seconds -> 60 minutes -> 1 hour\n        minutes           = absFloor(seconds / 60);\n        hours             = absFloor(minutes / 60);\n        seconds %= 60;\n        minutes %= 60;\n\n        // 12 months -> 1 year\n        years  = absFloor(months / 12);\n        months %= 12;\n\n\n        // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js\n        var Y = years;\n        var M = months;\n        var D = days;\n        var h = hours;\n        var m = minutes;\n        var s = seconds ? seconds.toFixed(3).replace(/\\.?0+$/, '') : '';\n        var total = this.asSeconds();\n\n        if (!total) {\n            // this is the same as C#'s (Noda) and python (isodate)...\n            // but not other JS (goog.date)\n            return 'P0D';\n        }\n\n        var totalSign = total < 0 ? '-' : '';\n        var ymSign = sign(this._months) !== sign(total) ? '-' : '';\n        var daysSign = sign(this._days) !== sign(total) ? '-' : '';\n        var hmsSign = sign(this._milliseconds) !== sign(total) ? '-' : '';\n\n        return totalSign + 'P' +\n            (Y ? ymSign + Y + 'Y' : '') +\n            (M ? ymSign + M + 'M' : '') +\n            (D ? daysSign + D + 'D' : '') +\n            ((h || m || s) ? 'T' : '') +\n            (h ? hmsSign + h + 'H' : '') +\n            (m ? hmsSign + m + 'M' : '') +\n            (s ? hmsSign + s + 'S' : '');\n    }\n\n    var proto$2 = Duration.prototype;\n\n    proto$2.isValid        = isValid$1;\n    proto$2.abs            = abs;\n    proto$2.add            = add$1;\n    proto$2.subtract       = subtract$1;\n    proto$2.as             = as;\n    proto$2.asMilliseconds = asMilliseconds;\n    proto$2.asSeconds      = asSeconds;\n    proto$2.asMinutes      = asMinutes;\n    proto$2.asHours        = asHours;\n    proto$2.asDays         = asDays;\n    proto$2.asWeeks        = asWeeks;\n    proto$2.asMonths       = asMonths;\n    proto$2.asQuarters     = asQuarters;\n    proto$2.asYears        = asYears;\n    proto$2.valueOf        = valueOf$1;\n    proto$2._bubble        = bubble;\n    proto$2.clone          = clone$1;\n    proto$2.get            = get$2;\n    proto$2.milliseconds   = milliseconds;\n    proto$2.seconds        = seconds;\n    proto$2.minutes        = minutes;\n    proto$2.hours          = hours;\n    proto$2.days           = days;\n    proto$2.weeks          = weeks;\n    proto$2.months         = months;\n    proto$2.years          = years;\n    proto$2.humanize       = humanize;\n    proto$2.toISOString    = toISOString$1;\n    proto$2.toString       = toISOString$1;\n    proto$2.toJSON         = toISOString$1;\n    proto$2.locale         = locale;\n    proto$2.localeData     = localeData;\n\n    proto$2.toIsoString = deprecate('toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)', toISOString$1);\n    proto$2.lang = lang;\n\n    // Side effect imports\n\n    // FORMATTING\n\n    addFormatToken('X', 0, 0, 'unix');\n    addFormatToken('x', 0, 0, 'valueOf');\n\n    // PARSING\n\n    addRegexToken('x', matchSigned);\n    addRegexToken('X', matchTimestamp);\n    addParseToken('X', function (input, array, config) {\n        config._d = new Date(parseFloat(input, 10) * 1000);\n    });\n    addParseToken('x', function (input, array, config) {\n        config._d = new Date(toInt(input));\n    });\n\n    // Side effect imports\n\n\n    hooks.version = '2.24.0';\n\n    setHookCallback(createLocal);\n\n    hooks.fn                    = proto;\n    hooks.min                   = min;\n    hooks.max                   = max;\n    hooks.now                   = now;\n    hooks.utc                   = createUTC;\n    hooks.unix                  = createUnix;\n    hooks.months                = listMonths;\n    hooks.isDate                = isDate;\n    hooks.locale                = getSetGlobalLocale;\n    hooks.invalid               = createInvalid;\n    hooks.duration              = createDuration;\n    hooks.isMoment              = isMoment;\n    hooks.weekdays              = listWeekdays;\n    hooks.parseZone             = createInZone;\n    hooks.localeData            = getLocale;\n    hooks.isDuration            = isDuration;\n    hooks.monthsShort           = listMonthsShort;\n    hooks.weekdaysMin           = listWeekdaysMin;\n    hooks.defineLocale          = defineLocale;\n    hooks.updateLocale          = updateLocale;\n    hooks.locales               = listLocales;\n    hooks.weekdaysShort         = listWeekdaysShort;\n    hooks.normalizeUnits        = normalizeUnits;\n    hooks.relativeTimeRounding  = getSetRelativeTimeRounding;\n    hooks.relativeTimeThreshold = getSetRelativeTimeThreshold;\n    hooks.calendarFormat        = getCalendarFormat;\n    hooks.prototype             = proto;\n\n    // currently HTML5 input type only supports 24-hour formats\n    hooks.HTML5_FMT = {\n        DATETIME_LOCAL: 'YYYY-MM-DDTHH:mm',             // <input type=\"datetime-local\" />\n        DATETIME_LOCAL_SECONDS: 'YYYY-MM-DDTHH:mm:ss',  // <input type=\"datetime-local\" step=\"1\" />\n        DATETIME_LOCAL_MS: 'YYYY-MM-DDTHH:mm:ss.SSS',   // <input type=\"datetime-local\" step=\"0.001\" />\n        DATE: 'YYYY-MM-DD',                             // <input type=\"date\" />\n        TIME: 'HH:mm',                                  // <input type=\"time\" />\n        TIME_SECONDS: 'HH:mm:ss',                       // <input type=\"time\" step=\"1\" />\n        TIME_MS: 'HH:mm:ss.SSS',                        // <input type=\"time\" step=\"0.001\" />\n        WEEK: 'GGGG-[W]WW',                             // <input type=\"week\" />\n        MONTH: 'YYYY-MM'                                // <input type=\"month\" />\n    };\n\n    return hooks;\n\n})));\n\n},{}],165:[function(require,module,exports){\n/*!\n * Pikaday\n *\n * Copyright © 2014 David Bushell | BSD & MIT license | https://github.com/Pikaday/Pikaday\n */\n\n(function (root, factory)\n{\n    'use strict';\n\n    var moment;\n    if (typeof exports === 'object') {\n        // CommonJS module\n        // Load moment.js as an optional dependency\n        try { moment = require('moment'); } catch (e) {}\n        module.exports = factory(moment);\n    } else if (typeof define === 'function' && define.amd) {\n        // AMD. Register as an anonymous module.\n        define(function (req)\n        {\n            // Load moment.js as an optional dependency\n            var id = 'moment';\n            try { moment = req(id); } catch (e) {}\n            return factory(moment);\n        });\n    } else {\n        root.Pikaday = factory(root.moment);\n    }\n}(this, function (moment)\n{\n    'use strict';\n\n    /**\n     * feature detection and helper functions\n     */\n    var hasMoment = typeof moment === 'function',\n\n    hasEventListeners = !!window.addEventListener,\n\n    document = window.document,\n\n    sto = window.setTimeout,\n\n    addEvent = function(el, e, callback, capture)\n    {\n        if (hasEventListeners) {\n            el.addEventListener(e, callback, !!capture);\n        } else {\n            el.attachEvent('on' + e, callback);\n        }\n    },\n\n    removeEvent = function(el, e, callback, capture)\n    {\n        if (hasEventListeners) {\n            el.removeEventListener(e, callback, !!capture);\n        } else {\n            el.detachEvent('on' + e, callback);\n        }\n    },\n\n    trim = function(str)\n    {\n        return str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g,'');\n    },\n\n    hasClass = function(el, cn)\n    {\n        return (' ' + el.className + ' ').indexOf(' ' + cn + ' ') !== -1;\n    },\n\n    addClass = function(el, cn)\n    {\n        if (!hasClass(el, cn)) {\n            el.className = (el.className === '') ? cn : el.className + ' ' + cn;\n        }\n    },\n\n    removeClass = function(el, cn)\n    {\n        el.className = trim((' ' + el.className + ' ').replace(' ' + cn + ' ', ' '));\n    },\n\n    isArray = function(obj)\n    {\n        return (/Array/).test(Object.prototype.toString.call(obj));\n    },\n\n    isDate = function(obj)\n    {\n        return (/Date/).test(Object.prototype.toString.call(obj)) && !isNaN(obj.getTime());\n    },\n\n    isWeekend = function(date)\n    {\n        var day = date.getDay();\n        return day === 0 || day === 6;\n    },\n\n    isLeapYear = function(year)\n    {\n        // solution by Matti Virkkunen: http://stackoverflow.com/a/4881951\n        return year % 4 === 0 && year % 100 !== 0 || year % 400 === 0;\n    },\n\n    getDaysInMonth = function(year, month)\n    {\n        return [31, isLeapYear(year) ? 29 : 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month];\n    },\n\n    setToStartOfDay = function(date)\n    {\n        if (isDate(date)) date.setHours(0,0,0,0);\n    },\n\n    compareDates = function(a,b)\n    {\n        // weak date comparison (use setToStartOfDay(date) to ensure correct result)\n        return a.getTime() === b.getTime();\n    },\n\n    extend = function(to, from, overwrite)\n    {\n        var prop, hasProp;\n        for (prop in from) {\n            hasProp = to[prop] !== undefined;\n            if (hasProp && typeof from[prop] === 'object' && from[prop] !== null && from[prop].nodeName === undefined) {\n                if (isDate(from[prop])) {\n                    if (overwrite) {\n                        to[prop] = new Date(from[prop].getTime());\n                    }\n                }\n                else if (isArray(from[prop])) {\n                    if (overwrite) {\n                        to[prop] = from[prop].slice(0);\n                    }\n                } else {\n                    to[prop] = extend({}, from[prop], overwrite);\n                }\n            } else if (overwrite || !hasProp) {\n                to[prop] = from[prop];\n            }\n        }\n        return to;\n    },\n\n    fireEvent = function(el, eventName, data)\n    {\n        var ev;\n\n        if (document.createEvent) {\n            ev = document.createEvent('HTMLEvents');\n            ev.initEvent(eventName, true, false);\n            ev = extend(ev, data);\n            el.dispatchEvent(ev);\n        } else if (document.createEventObject) {\n            ev = document.createEventObject();\n            ev = extend(ev, data);\n            el.fireEvent('on' + eventName, ev);\n        }\n    },\n\n    adjustCalendar = function(calendar) {\n        if (calendar.month < 0) {\n            calendar.year -= Math.ceil(Math.abs(calendar.month)/12);\n            calendar.month += 12;\n        }\n        if (calendar.month > 11) {\n            calendar.year += Math.floor(Math.abs(calendar.month)/12);\n            calendar.month -= 12;\n        }\n        return calendar;\n    },\n\n    /**\n     * defaults and localisation\n     */\n    defaults = {\n\n        // bind the picker to a form field\n        field: null,\n\n        // automatically show/hide the picker on `field` focus (default `true` if `field` is set)\n        bound: undefined,\n\n        // data-attribute on the input field with an aria assistance tekst (only applied when `bound` is set)\n        ariaLabel: 'Use the arrow keys to pick a date',\n\n        // position of the datepicker, relative to the field (default to bottom & left)\n        // ('bottom' & 'left' keywords are not used, 'top' & 'right' are modifier on the bottom/left position)\n        position: 'bottom left',\n\n        // automatically fit in the viewport even if it means repositioning from the position option\n        reposition: true,\n\n        // the default output format for `.toString()` and `field` value\n        format: 'YYYY-MM-DD',\n\n        // the toString function which gets passed a current date object and format\n        // and returns a string\n        toString: null,\n\n        // used to create date object from current input string\n        parse: null,\n\n        // the initial date to view when first opened\n        defaultDate: null,\n\n        // make the `defaultDate` the initial selected value\n        setDefaultDate: false,\n\n        // first day of week (0: Sunday, 1: Monday etc)\n        firstDay: 0,\n\n        // the default flag for moment's strict date parsing\n        formatStrict: false,\n\n        // the minimum/earliest date that can be selected\n        minDate: null,\n        // the maximum/latest date that can be selected\n        maxDate: null,\n\n        // number of years either side, or array of upper/lower range\n        yearRange: 10,\n\n        // show week numbers at head of row\n        showWeekNumber: false,\n\n        // Week picker mode\n        pickWholeWeek: false,\n\n        // used internally (don't config outside)\n        minYear: 0,\n        maxYear: 9999,\n        minMonth: undefined,\n        maxMonth: undefined,\n\n        startRange: null,\n        endRange: null,\n\n        isRTL: false,\n\n        // Additional text to append to the year in the calendar title\n        yearSuffix: '',\n\n        // Render the month after year in the calendar title\n        showMonthAfterYear: false,\n\n        // Render days of the calendar grid that fall in the next or previous month\n        showDaysInNextAndPreviousMonths: false,\n\n        // Allows user to select days that fall in the next or previous month\n        enableSelectionDaysInNextAndPreviousMonths: false,\n\n        // how many months are visible\n        numberOfMonths: 1,\n\n        // when numberOfMonths is used, this will help you to choose where the main calendar will be (default `left`, can be set to `right`)\n        // only used for the first display or when a selected date is not visible\n        mainCalendar: 'left',\n\n        // Specify a DOM element to render the calendar in\n        container: undefined,\n\n        // Blur field when date is selected\n        blurFieldOnSelect : true,\n\n        // internationalization\n        i18n: {\n            previousMonth : 'Previous Month',\n            nextMonth     : 'Next Month',\n            months        : ['January','February','March','April','May','June','July','August','September','October','November','December'],\n            weekdays      : ['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'],\n            weekdaysShort : ['Sun','Mon','Tue','Wed','Thu','Fri','Sat']\n        },\n\n        // Theme Classname\n        theme: null,\n\n        // events array\n        events: [],\n\n        // callback function\n        onSelect: null,\n        onOpen: null,\n        onClose: null,\n        onDraw: null,\n\n        // Enable keyboard input\n        keyboardInput: true\n    },\n\n\n    /**\n     * templating functions to abstract HTML rendering\n     */\n    renderDayName = function(opts, day, abbr)\n    {\n        day += opts.firstDay;\n        while (day >= 7) {\n            day -= 7;\n        }\n        return abbr ? opts.i18n.weekdaysShort[day] : opts.i18n.weekdays[day];\n    },\n\n    renderDay = function(opts)\n    {\n        var arr = [];\n        var ariaSelected = 'false';\n        if (opts.isEmpty) {\n            if (opts.showDaysInNextAndPreviousMonths) {\n                arr.push('is-outside-current-month');\n\n                if(!opts.enableSelectionDaysInNextAndPreviousMonths) {\n                    arr.push('is-selection-disabled');\n                }\n\n            } else {\n                return '<td class=\"is-empty\"></td>';\n            }\n        }\n        if (opts.isDisabled) {\n            arr.push('is-disabled');\n        }\n        if (opts.isToday) {\n            arr.push('is-today');\n        }\n        if (opts.isSelected) {\n            arr.push('is-selected');\n            ariaSelected = 'true';\n        }\n        if (opts.hasEvent) {\n            arr.push('has-event');\n        }\n        if (opts.isInRange) {\n            arr.push('is-inrange');\n        }\n        if (opts.isStartRange) {\n            arr.push('is-startrange');\n        }\n        if (opts.isEndRange) {\n            arr.push('is-endrange');\n        }\n        return '<td data-day=\"' + opts.day + '\" class=\"' + arr.join(' ') + '\" aria-selected=\"' + ariaSelected + '\">' +\n                 '<button class=\"pika-button pika-day\" type=\"button\" ' +\n                    'data-pika-year=\"' + opts.year + '\" data-pika-month=\"' + opts.month + '\" data-pika-day=\"' + opts.day + '\">' +\n                        opts.day +\n                 '</button>' +\n               '</td>';\n    },\n\n    renderWeek = function (d, m, y) {\n        // Lifted from http://javascript.about.com/library/blweekyear.htm, lightly modified.\n        var onejan = new Date(y, 0, 1),\n            weekNum = Math.ceil((((new Date(y, m, d) - onejan) / 86400000) + onejan.getDay()+1)/7);\n        return '<td class=\"pika-week\">' + weekNum + '</td>';\n    },\n\n    renderRow = function(days, isRTL, pickWholeWeek, isRowSelected)\n    {\n        return '<tr class=\"pika-row' + (pickWholeWeek ? ' pick-whole-week' : '') + (isRowSelected ? ' is-selected' : '') + '\">' + (isRTL ? days.reverse() : days).join('') + '</tr>';\n    },\n\n    renderBody = function(rows)\n    {\n        return '<tbody>' + rows.join('') + '</tbody>';\n    },\n\n    renderHead = function(opts)\n    {\n        var i, arr = [];\n        if (opts.showWeekNumber) {\n            arr.push('<th></th>');\n        }\n        for (i = 0; i < 7; i++) {\n            arr.push('<th scope=\"col\"><abbr title=\"' + renderDayName(opts, i) + '\">' + renderDayName(opts, i, true) + '</abbr></th>');\n        }\n        return '<thead><tr>' + (opts.isRTL ? arr.reverse() : arr).join('') + '</tr></thead>';\n    },\n\n    renderTitle = function(instance, c, year, month, refYear, randId)\n    {\n        var i, j, arr,\n            opts = instance._o,\n            isMinYear = year === opts.minYear,\n            isMaxYear = year === opts.maxYear,\n            html = '<div id=\"' + randId + '\" class=\"pika-title\" role=\"heading\" aria-live=\"assertive\">',\n            monthHtml,\n            yearHtml,\n            prev = true,\n            next = true;\n\n        for (arr = [], i = 0; i < 12; i++) {\n            arr.push('<option value=\"' + (year === refYear ? i - c : 12 + i - c) + '\"' +\n                (i === month ? ' selected=\"selected\"': '') +\n                ((isMinYear && i < opts.minMonth) || (isMaxYear && i > opts.maxMonth) ? 'disabled=\"disabled\"' : '') + '>' +\n                opts.i18n.months[i] + '</option>');\n        }\n\n        monthHtml = '<div class=\"pika-label\">' + opts.i18n.months[month] + '<select class=\"pika-select pika-select-month\" tabindex=\"-1\">' + arr.join('') + '</select></div>';\n\n        if (isArray(opts.yearRange)) {\n            i = opts.yearRange[0];\n            j = opts.yearRange[1] + 1;\n        } else {\n            i = year - opts.yearRange;\n            j = 1 + year + opts.yearRange;\n        }\n\n        for (arr = []; i < j && i <= opts.maxYear; i++) {\n            if (i >= opts.minYear) {\n                arr.push('<option value=\"' + i + '\"' + (i === year ? ' selected=\"selected\"': '') + '>' + (i) + '</option>');\n            }\n        }\n        yearHtml = '<div class=\"pika-label\">' + year + opts.yearSuffix + '<select class=\"pika-select pika-select-year\" tabindex=\"-1\">' + arr.join('') + '</select></div>';\n\n        if (opts.showMonthAfterYear) {\n            html += yearHtml + monthHtml;\n        } else {\n            html += monthHtml + yearHtml;\n        }\n\n        if (isMinYear && (month === 0 || opts.minMonth >= month)) {\n            prev = false;\n        }\n\n        if (isMaxYear && (month === 11 || opts.maxMonth <= month)) {\n            next = false;\n        }\n\n        if (c === 0) {\n            html += '<button class=\"pika-prev' + (prev ? '' : ' is-disabled') + '\" type=\"button\">' + opts.i18n.previousMonth + '</button>';\n        }\n        if (c === (instance._o.numberOfMonths - 1) ) {\n            html += '<button class=\"pika-next' + (next ? '' : ' is-disabled') + '\" type=\"button\">' + opts.i18n.nextMonth + '</button>';\n        }\n\n        return html += '</div>';\n    },\n\n    renderTable = function(opts, data, randId)\n    {\n        return '<table cellpadding=\"0\" cellspacing=\"0\" class=\"pika-table\" role=\"grid\" aria-labelledby=\"' + randId + '\">' + renderHead(opts) + renderBody(data) + '</table>';\n    },\n\n\n    /**\n     * Pikaday constructor\n     */\n    Pikaday = function(options)\n    {\n        var self = this,\n            opts = self.config(options);\n\n        self._onMouseDown = function(e)\n        {\n            if (!self._v) {\n                return;\n            }\n            e = e || window.event;\n            var target = e.target || e.srcElement;\n            if (!target) {\n                return;\n            }\n\n            if (!hasClass(target, 'is-disabled')) {\n                if (hasClass(target, 'pika-button') && !hasClass(target, 'is-empty') && !hasClass(target.parentNode, 'is-disabled')) {\n                    self.setDate(new Date(target.getAttribute('data-pika-year'), target.getAttribute('data-pika-month'), target.getAttribute('data-pika-day')));\n                    if (opts.bound) {\n                        sto(function() {\n                            self.hide();\n                            if (opts.blurFieldOnSelect && opts.field) {\n                                opts.field.blur();\n                            }\n                        }, 100);\n                    }\n                }\n                else if (hasClass(target, 'pika-prev')) {\n                    self.prevMonth();\n                }\n                else if (hasClass(target, 'pika-next')) {\n                    self.nextMonth();\n                }\n            }\n            if (!hasClass(target, 'pika-select')) {\n                // if this is touch event prevent mouse events emulation\n                if (e.preventDefault) {\n                    e.preventDefault();\n                } else {\n                    e.returnValue = false;\n                    return false;\n                }\n            } else {\n                self._c = true;\n            }\n        };\n\n        self._onChange = function(e)\n        {\n            e = e || window.event;\n            var target = e.target || e.srcElement;\n            if (!target) {\n                return;\n            }\n            if (hasClass(target, 'pika-select-month')) {\n                self.gotoMonth(target.value);\n            }\n            else if (hasClass(target, 'pika-select-year')) {\n                self.gotoYear(target.value);\n            }\n        };\n\n        self._onKeyChange = function(e)\n        {\n            e = e || window.event;\n\n            if (self.isVisible()) {\n\n                switch(e.keyCode){\n                    case 13:\n                    case 27:\n                        if (opts.field) {\n                            opts.field.blur();\n                        }\n                        break;\n                    case 37:\n                        e.preventDefault();\n                        self.adjustDate('subtract', 1);\n                        break;\n                    case 38:\n                        self.adjustDate('subtract', 7);\n                        break;\n                    case 39:\n                        self.adjustDate('add', 1);\n                        break;\n                    case 40:\n                        self.adjustDate('add', 7);\n                        break;\n                }\n            }\n        };\n\n        self._onInputChange = function(e)\n        {\n            var date;\n\n            if (e.firedBy === self) {\n                return;\n            }\n            if (opts.parse) {\n                date = opts.parse(opts.field.value, opts.format);\n            } else if (hasMoment) {\n                date = moment(opts.field.value, opts.format, opts.formatStrict);\n                date = (date && date.isValid()) ? date.toDate() : null;\n            }\n            else {\n                date = new Date(Date.parse(opts.field.value));\n            }\n            if (isDate(date)) {\n              self.setDate(date);\n            }\n            if (!self._v) {\n                self.show();\n            }\n        };\n\n        self._onInputFocus = function()\n        {\n            self.show();\n        };\n\n        self._onInputClick = function()\n        {\n            self.show();\n        };\n\n        self._onInputBlur = function()\n        {\n            // IE allows pika div to gain focus; catch blur the input field\n            var pEl = document.activeElement;\n            do {\n                if (hasClass(pEl, 'pika-single')) {\n                    return;\n                }\n            }\n            while ((pEl = pEl.parentNode));\n\n            if (!self._c) {\n                self._b = sto(function() {\n                    self.hide();\n                }, 50);\n            }\n            self._c = false;\n        };\n\n        self._onClick = function(e)\n        {\n            e = e || window.event;\n            var target = e.target || e.srcElement,\n                pEl = target;\n            if (!target) {\n                return;\n            }\n            if (!hasEventListeners && hasClass(target, 'pika-select')) {\n                if (!target.onchange) {\n                    target.setAttribute('onchange', 'return;');\n                    addEvent(target, 'change', self._onChange);\n                }\n            }\n            do {\n                if (hasClass(pEl, 'pika-single') || pEl === opts.trigger) {\n                    return;\n                }\n            }\n            while ((pEl = pEl.parentNode));\n            if (self._v && target !== opts.trigger && pEl !== opts.trigger) {\n                self.hide();\n            }\n        };\n\n        self.el = document.createElement('div');\n        self.el.className = 'pika-single' + (opts.isRTL ? ' is-rtl' : '') + (opts.theme ? ' ' + opts.theme : '');\n\n        addEvent(self.el, 'mousedown', self._onMouseDown, true);\n        addEvent(self.el, 'touchend', self._onMouseDown, true);\n        addEvent(self.el, 'change', self._onChange);\n\n        if (opts.keyboardInput) {\n            addEvent(document, 'keydown', self._onKeyChange);\n        }\n\n        if (opts.field) {\n            if (opts.container) {\n                opts.container.appendChild(self.el);\n            } else if (opts.bound) {\n                document.body.appendChild(self.el);\n            } else {\n                opts.field.parentNode.insertBefore(self.el, opts.field.nextSibling);\n            }\n            addEvent(opts.field, 'change', self._onInputChange);\n\n            if (!opts.defaultDate) {\n                if (hasMoment && opts.field.value) {\n                    opts.defaultDate = moment(opts.field.value, opts.format).toDate();\n                } else {\n                    opts.defaultDate = new Date(Date.parse(opts.field.value));\n                }\n                opts.setDefaultDate = true;\n            }\n        }\n\n        var defDate = opts.defaultDate;\n\n        if (isDate(defDate)) {\n            if (opts.setDefaultDate) {\n                self.setDate(defDate, true);\n            } else {\n                self.gotoDate(defDate);\n            }\n        } else {\n            self.gotoDate(new Date());\n        }\n\n        if (opts.bound) {\n            this.hide();\n            self.el.className += ' is-bound';\n            addEvent(opts.trigger, 'click', self._onInputClick);\n            addEvent(opts.trigger, 'focus', self._onInputFocus);\n            addEvent(opts.trigger, 'blur', self._onInputBlur);\n        } else {\n            this.show();\n        }\n    };\n\n\n    /**\n     * public Pikaday API\n     */\n    Pikaday.prototype = {\n\n\n        /**\n         * configure functionality\n         */\n        config: function(options)\n        {\n            if (!this._o) {\n                this._o = extend({}, defaults, true);\n            }\n\n            var opts = extend(this._o, options, true);\n\n            opts.isRTL = !!opts.isRTL;\n\n            opts.field = (opts.field && opts.field.nodeName) ? opts.field : null;\n\n            opts.theme = (typeof opts.theme) === 'string' && opts.theme ? opts.theme : null;\n\n            opts.bound = !!(opts.bound !== undefined ? opts.field && opts.bound : opts.field);\n\n            opts.trigger = (opts.trigger && opts.trigger.nodeName) ? opts.trigger : opts.field;\n\n            opts.disableWeekends = !!opts.disableWeekends;\n\n            opts.disableDayFn = (typeof opts.disableDayFn) === 'function' ? opts.disableDayFn : null;\n\n            var nom = parseInt(opts.numberOfMonths, 10) || 1;\n            opts.numberOfMonths = nom > 4 ? 4 : nom;\n\n            if (!isDate(opts.minDate)) {\n                opts.minDate = false;\n            }\n            if (!isDate(opts.maxDate)) {\n                opts.maxDate = false;\n            }\n            if ((opts.minDate && opts.maxDate) && opts.maxDate < opts.minDate) {\n                opts.maxDate = opts.minDate = false;\n            }\n            if (opts.minDate) {\n                this.setMinDate(opts.minDate);\n            }\n            if (opts.maxDate) {\n                this.setMaxDate(opts.maxDate);\n            }\n\n            if (isArray(opts.yearRange)) {\n                var fallback = new Date().getFullYear() - 10;\n                opts.yearRange[0] = parseInt(opts.yearRange[0], 10) || fallback;\n                opts.yearRange[1] = parseInt(opts.yearRange[1], 10) || fallback;\n            } else {\n                opts.yearRange = Math.abs(parseInt(opts.yearRange, 10)) || defaults.yearRange;\n                if (opts.yearRange > 100) {\n                    opts.yearRange = 100;\n                }\n            }\n\n            return opts;\n        },\n\n        /**\n         * return a formatted string of the current selection (using Moment.js if available)\n         */\n        toString: function(format)\n        {\n            format = format || this._o.format;\n            if (!isDate(this._d)) {\n                return '';\n            }\n            if (this._o.toString) {\n              return this._o.toString(this._d, format);\n            }\n            if (hasMoment) {\n              return moment(this._d).format(format);\n            }\n            return this._d.toDateString();\n        },\n\n        /**\n         * return a Moment.js object of the current selection (if available)\n         */\n        getMoment: function()\n        {\n            return hasMoment ? moment(this._d) : null;\n        },\n\n        /**\n         * set the current selection from a Moment.js object (if available)\n         */\n        setMoment: function(date, preventOnSelect)\n        {\n            if (hasMoment && moment.isMoment(date)) {\n                this.setDate(date.toDate(), preventOnSelect);\n            }\n        },\n\n        /**\n         * return a Date object of the current selection\n         */\n        getDate: function()\n        {\n            return isDate(this._d) ? new Date(this._d.getTime()) : null;\n        },\n\n        /**\n         * set the current selection\n         */\n        setDate: function(date, preventOnSelect)\n        {\n            if (!date) {\n                this._d = null;\n\n                if (this._o.field) {\n                    this._o.field.value = '';\n                    fireEvent(this._o.field, 'change', { firedBy: this });\n                }\n\n                return this.draw();\n            }\n            if (typeof date === 'string') {\n                date = new Date(Date.parse(date));\n            }\n            if (!isDate(date)) {\n                return;\n            }\n\n            var min = this._o.minDate,\n                max = this._o.maxDate;\n\n            if (isDate(min) && date < min) {\n                date = min;\n            } else if (isDate(max) && date > max) {\n                date = max;\n            }\n\n            this._d = new Date(date.getTime());\n            setToStartOfDay(this._d);\n            this.gotoDate(this._d);\n\n            if (this._o.field) {\n                this._o.field.value = this.toString();\n                fireEvent(this._o.field, 'change', { firedBy: this });\n            }\n            if (!preventOnSelect && typeof this._o.onSelect === 'function') {\n                this._o.onSelect.call(this, this.getDate());\n            }\n        },\n\n        /**\n         * change view to a specific date\n         */\n        gotoDate: function(date)\n        {\n            var newCalendar = true;\n\n            if (!isDate(date)) {\n                return;\n            }\n\n            if (this.calendars) {\n                var firstVisibleDate = new Date(this.calendars[0].year, this.calendars[0].month, 1),\n                    lastVisibleDate = new Date(this.calendars[this.calendars.length-1].year, this.calendars[this.calendars.length-1].month, 1),\n                    visibleDate = date.getTime();\n                // get the end of the month\n                lastVisibleDate.setMonth(lastVisibleDate.getMonth()+1);\n                lastVisibleDate.setDate(lastVisibleDate.getDate()-1);\n                newCalendar = (visibleDate < firstVisibleDate.getTime() || lastVisibleDate.getTime() < visibleDate);\n            }\n\n            if (newCalendar) {\n                this.calendars = [{\n                    month: date.getMonth(),\n                    year: date.getFullYear()\n                }];\n                if (this._o.mainCalendar === 'right') {\n                    this.calendars[0].month += 1 - this._o.numberOfMonths;\n                }\n            }\n\n            this.adjustCalendars();\n        },\n\n        adjustDate: function(sign, days) {\n\n            var day = this.getDate() || new Date();\n            var difference = parseInt(days)*24*60*60*1000;\n\n            var newDay;\n\n            if (sign === 'add') {\n                newDay = new Date(day.valueOf() + difference);\n            } else if (sign === 'subtract') {\n                newDay = new Date(day.valueOf() - difference);\n            }\n\n            this.setDate(newDay);\n        },\n\n        adjustCalendars: function() {\n            this.calendars[0] = adjustCalendar(this.calendars[0]);\n            for (var c = 1; c < this._o.numberOfMonths; c++) {\n                this.calendars[c] = adjustCalendar({\n                    month: this.calendars[0].month + c,\n                    year: this.calendars[0].year\n                });\n            }\n            this.draw();\n        },\n\n        gotoToday: function()\n        {\n            this.gotoDate(new Date());\n        },\n\n        /**\n         * change view to a specific month (zero-index, e.g. 0: January)\n         */\n        gotoMonth: function(month)\n        {\n            if (!isNaN(month)) {\n                this.calendars[0].month = parseInt(month, 10);\n                this.adjustCalendars();\n            }\n        },\n\n        nextMonth: function()\n        {\n            this.calendars[0].month++;\n            this.adjustCalendars();\n        },\n\n        prevMonth: function()\n        {\n            this.calendars[0].month--;\n            this.adjustCalendars();\n        },\n\n        /**\n         * change view to a specific full year (e.g. \"2012\")\n         */\n        gotoYear: function(year)\n        {\n            if (!isNaN(year)) {\n                this.calendars[0].year = parseInt(year, 10);\n                this.adjustCalendars();\n            }\n        },\n\n        /**\n         * change the minDate\n         */\n        setMinDate: function(value)\n        {\n            if(value instanceof Date) {\n                setToStartOfDay(value);\n                this._o.minDate = value;\n                this._o.minYear  = value.getFullYear();\n                this._o.minMonth = value.getMonth();\n            } else {\n                this._o.minDate = defaults.minDate;\n                this._o.minYear  = defaults.minYear;\n                this._o.minMonth = defaults.minMonth;\n                this._o.startRange = defaults.startRange;\n            }\n\n            this.draw();\n        },\n\n        /**\n         * change the maxDate\n         */\n        setMaxDate: function(value)\n        {\n            if(value instanceof Date) {\n                setToStartOfDay(value);\n                this._o.maxDate = value;\n                this._o.maxYear = value.getFullYear();\n                this._o.maxMonth = value.getMonth();\n            } else {\n                this._o.maxDate = defaults.maxDate;\n                this._o.maxYear = defaults.maxYear;\n                this._o.maxMonth = defaults.maxMonth;\n                this._o.endRange = defaults.endRange;\n            }\n\n            this.draw();\n        },\n\n        setStartRange: function(value)\n        {\n            this._o.startRange = value;\n        },\n\n        setEndRange: function(value)\n        {\n            this._o.endRange = value;\n        },\n\n        /**\n         * refresh the HTML\n         */\n        draw: function(force)\n        {\n            if (!this._v && !force) {\n                return;\n            }\n            var opts = this._o,\n                minYear = opts.minYear,\n                maxYear = opts.maxYear,\n                minMonth = opts.minMonth,\n                maxMonth = opts.maxMonth,\n                html = '',\n                randId;\n\n            if (this._y <= minYear) {\n                this._y = minYear;\n                if (!isNaN(minMonth) && this._m < minMonth) {\n                    this._m = minMonth;\n                }\n            }\n            if (this._y >= maxYear) {\n                this._y = maxYear;\n                if (!isNaN(maxMonth) && this._m > maxMonth) {\n                    this._m = maxMonth;\n                }\n            }\n\n            randId = 'pika-title-' + Math.random().toString(36).replace(/[^a-z]+/g, '').substr(0, 2);\n\n            for (var c = 0; c < opts.numberOfMonths; c++) {\n                html += '<div class=\"pika-lendar\">' + renderTitle(this, c, this.calendars[c].year, this.calendars[c].month, this.calendars[0].year, randId) + this.render(this.calendars[c].year, this.calendars[c].month, randId) + '</div>';\n            }\n\n            this.el.innerHTML = html;\n\n            if (opts.bound) {\n                if(opts.field.type !== 'hidden') {\n                    sto(function() {\n                        opts.trigger.focus();\n                    }, 1);\n                }\n            }\n\n            if (typeof this._o.onDraw === 'function') {\n                this._o.onDraw(this);\n            }\n\n            if (opts.bound) {\n                // let the screen reader user know to use arrow keys\n                opts.field.setAttribute('aria-label', opts.ariaLabel);\n            }\n        },\n\n        adjustPosition: function()\n        {\n            var field, pEl, width, height, viewportWidth, viewportHeight, scrollTop, left, top, clientRect, leftAligned, bottomAligned;\n\n            if (this._o.container) return;\n\n            this.el.style.position = 'absolute';\n\n            field = this._o.trigger;\n            pEl = field;\n            width = this.el.offsetWidth;\n            height = this.el.offsetHeight;\n            viewportWidth = window.innerWidth || document.documentElement.clientWidth;\n            viewportHeight = window.innerHeight || document.documentElement.clientHeight;\n            scrollTop = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop;\n            leftAligned = true;\n            bottomAligned = true;\n\n            if (typeof field.getBoundingClientRect === 'function') {\n                clientRect = field.getBoundingClientRect();\n                left = clientRect.left + window.pageXOffset;\n                top = clientRect.bottom + window.pageYOffset;\n            } else {\n                left = pEl.offsetLeft;\n                top  = pEl.offsetTop + pEl.offsetHeight;\n                while((pEl = pEl.offsetParent)) {\n                    left += pEl.offsetLeft;\n                    top  += pEl.offsetTop;\n                }\n            }\n\n            // default position is bottom & left\n            if ((this._o.reposition && left + width > viewportWidth) ||\n                (\n                    this._o.position.indexOf('right') > -1 &&\n                    left - width + field.offsetWidth > 0\n                )\n            ) {\n                left = left - width + field.offsetWidth;\n                leftAligned = false;\n            }\n            if ((this._o.reposition && top + height > viewportHeight + scrollTop) ||\n                (\n                    this._o.position.indexOf('top') > -1 &&\n                    top - height - field.offsetHeight > 0\n                )\n            ) {\n                top = top - height - field.offsetHeight;\n                bottomAligned = false;\n            }\n\n            this.el.style.left = left + 'px';\n            this.el.style.top = top + 'px';\n\n            addClass(this.el, leftAligned ? 'left-aligned' : 'right-aligned');\n            addClass(this.el, bottomAligned ? 'bottom-aligned' : 'top-aligned');\n            removeClass(this.el, !leftAligned ? 'left-aligned' : 'right-aligned');\n            removeClass(this.el, !bottomAligned ? 'bottom-aligned' : 'top-aligned');\n        },\n\n        /**\n         * render HTML for a particular month\n         */\n        render: function(year, month, randId)\n        {\n            var opts   = this._o,\n                now    = new Date(),\n                days   = getDaysInMonth(year, month),\n                before = new Date(year, month, 1).getDay(),\n                data   = [],\n                row    = [];\n            setToStartOfDay(now);\n            if (opts.firstDay > 0) {\n                before -= opts.firstDay;\n                if (before < 0) {\n                    before += 7;\n                }\n            }\n            var previousMonth = month === 0 ? 11 : month - 1,\n                nextMonth = month === 11 ? 0 : month + 1,\n                yearOfPreviousMonth = month === 0 ? year - 1 : year,\n                yearOfNextMonth = month === 11 ? year + 1 : year,\n                daysInPreviousMonth = getDaysInMonth(yearOfPreviousMonth, previousMonth);\n            var cells = days + before,\n                after = cells;\n            while(after > 7) {\n                after -= 7;\n            }\n            cells += 7 - after;\n            var isWeekSelected = false;\n            for (var i = 0, r = 0; i < cells; i++)\n            {\n                var day = new Date(year, month, 1 + (i - before)),\n                    isSelected = isDate(this._d) ? compareDates(day, this._d) : false,\n                    isToday = compareDates(day, now),\n                    hasEvent = opts.events.indexOf(day.toDateString()) !== -1 ? true : false,\n                    isEmpty = i < before || i >= (days + before),\n                    dayNumber = 1 + (i - before),\n                    monthNumber = month,\n                    yearNumber = year,\n                    isStartRange = opts.startRange && compareDates(opts.startRange, day),\n                    isEndRange = opts.endRange && compareDates(opts.endRange, day),\n                    isInRange = opts.startRange && opts.endRange && opts.startRange < day && day < opts.endRange,\n                    isDisabled = (opts.minDate && day < opts.minDate) ||\n                                 (opts.maxDate && day > opts.maxDate) ||\n                                 (opts.disableWeekends && isWeekend(day)) ||\n                                 (opts.disableDayFn && opts.disableDayFn(day));\n\n                if (isEmpty) {\n                    if (i < before) {\n                        dayNumber = daysInPreviousMonth + dayNumber;\n                        monthNumber = previousMonth;\n                        yearNumber = yearOfPreviousMonth;\n                    } else {\n                        dayNumber = dayNumber - days;\n                        monthNumber = nextMonth;\n                        yearNumber = yearOfNextMonth;\n                    }\n                }\n\n                var dayConfig = {\n                        day: dayNumber,\n                        month: monthNumber,\n                        year: yearNumber,\n                        hasEvent: hasEvent,\n                        isSelected: isSelected,\n                        isToday: isToday,\n                        isDisabled: isDisabled,\n                        isEmpty: isEmpty,\n                        isStartRange: isStartRange,\n                        isEndRange: isEndRange,\n                        isInRange: isInRange,\n                        showDaysInNextAndPreviousMonths: opts.showDaysInNextAndPreviousMonths,\n                        enableSelectionDaysInNextAndPreviousMonths: opts.enableSelectionDaysInNextAndPreviousMonths\n                    };\n\n                if (opts.pickWholeWeek && isSelected) {\n                    isWeekSelected = true;\n                }\n\n                row.push(renderDay(dayConfig));\n\n                if (++r === 7) {\n                    if (opts.showWeekNumber) {\n                        row.unshift(renderWeek(i - before, month, year));\n                    }\n                    data.push(renderRow(row, opts.isRTL, opts.pickWholeWeek, isWeekSelected));\n                    row = [];\n                    r = 0;\n                    isWeekSelected = false;\n                }\n            }\n            return renderTable(opts, data, randId);\n        },\n\n        isVisible: function()\n        {\n            return this._v;\n        },\n\n        show: function()\n        {\n            if (!this.isVisible()) {\n                this._v = true;\n                this.draw();\n                removeClass(this.el, 'is-hidden');\n                if (this._o.bound) {\n                    addEvent(document, 'click', this._onClick);\n                    this.adjustPosition();\n                }\n                if (typeof this._o.onOpen === 'function') {\n                    this._o.onOpen.call(this);\n                }\n            }\n        },\n\n        hide: function()\n        {\n            var v = this._v;\n            if (v !== false) {\n                if (this._o.bound) {\n                    removeEvent(document, 'click', this._onClick);\n                }\n                this.el.style.position = 'static'; // reset\n                this.el.style.left = 'auto';\n                this.el.style.top = 'auto';\n                addClass(this.el, 'is-hidden');\n                this._v = false;\n                if (v !== undefined && typeof this._o.onClose === 'function') {\n                    this._o.onClose.call(this);\n                }\n            }\n        },\n\n        /**\n         * GAME OVER\n         */\n        destroy: function()\n        {\n            var opts = this._o;\n\n            this.hide();\n            removeEvent(this.el, 'mousedown', this._onMouseDown, true);\n            removeEvent(this.el, 'touchend', this._onMouseDown, true);\n            removeEvent(this.el, 'change', this._onChange);\n            if (opts.keyboardInput) {\n                removeEvent(document, 'keydown', this._onKeyChange);\n            }\n            if (opts.field) {\n                removeEvent(opts.field, 'change', this._onInputChange);\n                if (opts.bound) {\n                    removeEvent(opts.trigger, 'click', this._onInputClick);\n                    removeEvent(opts.trigger, 'focus', this._onInputFocus);\n                    removeEvent(opts.trigger, 'blur', this._onInputBlur);\n                }\n            }\n            if (this.el.parentNode) {\n                this.el.parentNode.removeChild(this.el);\n            }\n        }\n\n    };\n\n    return Pikaday;\n}));\n\n},{\"moment\":164}],166:[function(require,module,exports){\n// shim for using process in browser\nvar process = module.exports = {};\n\n// cached from whatever global is present so that test runners that stub it\n// don't break things.  But we need to wrap it in a try catch in case it is\n// wrapped in strict mode code which doesn't define any globals.  It's inside a\n// function because try/catches deoptimize in certain engines.\n\nvar cachedSetTimeout;\nvar cachedClearTimeout;\n\nfunction defaultSetTimout() {\n    throw new Error('setTimeout has not been defined');\n}\nfunction defaultClearTimeout () {\n    throw new Error('clearTimeout has not been defined');\n}\n(function () {\n    try {\n        if (typeof setTimeout === 'function') {\n            cachedSetTimeout = setTimeout;\n        } else {\n            cachedSetTimeout = defaultSetTimout;\n        }\n    } catch (e) {\n        cachedSetTimeout = defaultSetTimout;\n    }\n    try {\n        if (typeof clearTimeout === 'function') {\n            cachedClearTimeout = clearTimeout;\n        } else {\n            cachedClearTimeout = defaultClearTimeout;\n        }\n    } catch (e) {\n        cachedClearTimeout = defaultClearTimeout;\n    }\n} ())\nfunction runTimeout(fun) {\n    if (cachedSetTimeout === setTimeout) {\n        //normal enviroments in sane situations\n        return setTimeout(fun, 0);\n    }\n    // if setTimeout wasn't available but was latter defined\n    if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {\n        cachedSetTimeout = setTimeout;\n        return setTimeout(fun, 0);\n    }\n    try {\n        // when when somebody has screwed with setTimeout but no I.E. maddness\n        return cachedSetTimeout(fun, 0);\n    } catch(e){\n        try {\n            // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n            return cachedSetTimeout.call(null, fun, 0);\n        } catch(e){\n            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error\n            return cachedSetTimeout.call(this, fun, 0);\n        }\n    }\n\n\n}\nfunction runClearTimeout(marker) {\n    if (cachedClearTimeout === clearTimeout) {\n        //normal enviroments in sane situations\n        return clearTimeout(marker);\n    }\n    // if clearTimeout wasn't available but was latter defined\n    if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {\n        cachedClearTimeout = clearTimeout;\n        return clearTimeout(marker);\n    }\n    try {\n        // when when somebody has screwed with setTimeout but no I.E. maddness\n        return cachedClearTimeout(marker);\n    } catch (e){\n        try {\n            // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally\n            return cachedClearTimeout.call(null, marker);\n        } catch (e){\n            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.\n            // Some versions of I.E. have different rules for clearTimeout vs setTimeout\n            return cachedClearTimeout.call(this, marker);\n        }\n    }\n\n\n\n}\nvar queue = [];\nvar draining = false;\nvar currentQueue;\nvar queueIndex = -1;\n\nfunction cleanUpNextTick() {\n    if (!draining || !currentQueue) {\n        return;\n    }\n    draining = false;\n    if (currentQueue.length) {\n        queue = currentQueue.concat(queue);\n    } else {\n        queueIndex = -1;\n    }\n    if (queue.length) {\n        drainQueue();\n    }\n}\n\nfunction drainQueue() {\n    if (draining) {\n        return;\n    }\n    var timeout = runTimeout(cleanUpNextTick);\n    draining = true;\n\n    var len = queue.length;\n    while(len) {\n        currentQueue = queue;\n        queue = [];\n        while (++queueIndex < len) {\n            if (currentQueue) {\n                currentQueue[queueIndex].run();\n            }\n        }\n        queueIndex = -1;\n        len = queue.length;\n    }\n    currentQueue = null;\n    draining = false;\n    runClearTimeout(timeout);\n}\n\nprocess.nextTick = function (fun) {\n    var args = new Array(arguments.length - 1);\n    if (arguments.length > 1) {\n        for (var i = 1; i < arguments.length; i++) {\n            args[i - 1] = arguments[i];\n        }\n    }\n    queue.push(new Item(fun, args));\n    if (queue.length === 1 && !draining) {\n        runTimeout(drainQueue);\n    }\n};\n\n// v8 likes predictible objects\nfunction Item(fun, array) {\n    this.fun = fun;\n    this.array = array;\n}\nItem.prototype.run = function () {\n    this.fun.apply(null, this.array);\n};\nprocess.title = 'browser';\nprocess.browser = true;\nprocess.env = {};\nprocess.argv = [];\nprocess.version = ''; // empty string to avoid regexp issues\nprocess.versions = {};\n\nfunction noop() {}\n\nprocess.on = noop;\nprocess.addListener = noop;\nprocess.once = noop;\nprocess.off = noop;\nprocess.removeListener = noop;\nprocess.removeAllListeners = noop;\nprocess.emit = noop;\nprocess.prependListener = noop;\nprocess.prependOnceListener = noop;\n\nprocess.listeners = function (name) { return [] }\n\nprocess.binding = function (name) {\n    throw new Error('process.binding is not supported');\n};\n\nprocess.cwd = function () { return '/' };\nprocess.chdir = function (dir) {\n    throw new Error('process.chdir is not supported');\n};\nprocess.umask = function() { return 0; };\n\n},{}],167:[function(require,module,exports){\n/*! Shoestring - v2.0.1 - 2017-05-24\n* http://github.com/filamentgroup/shoestring/\n* Copyright (c) 2017 Scott Jehl, Filament Group, Inc; Licensed MIT & GPLv2 */ \n(function( factory ) {\n\tif( typeof define === 'function' && define.amd ) {\n\t\t\t// AMD. Register as an anonymous module.\n\t\t\tdefine( [ 'shoestring' ], factory );\n\t} else if (typeof module === 'object' && module.exports) {\n\t\t// Node/CommonJS\n\t\tmodule.exports = factory();\n\t} else {\n\t\t// Browser globals\n\t\tfactory();\n\t}\n}(function () {\n\tvar win = typeof window !== \"undefined\" ? window : this;\n\tvar doc = win.document;\n\n\n\t/**\n\t * The shoestring object constructor.\n\t *\n\t * @param {string,object} prim The selector to find or element to wrap.\n\t * @param {object} sec The context in which to match the `prim` selector.\n\t * @returns shoestring\n\t * @this window\n\t */\n\tfunction shoestring( prim, sec ){\n\t\tvar pType = typeof( prim ),\n\t\t\t\tret = [],\n\t\t\t\tsel;\n\n\t\t// return an empty shoestring object\n\t\tif( !prim ){\n\t\t\treturn new Shoestring( ret );\n\t\t}\n\n\t\t// ready calls\n\t\tif( prim.call ){\n\t\t\treturn shoestring.ready( prim );\n\t\t}\n\n\t\t// handle re-wrapping shoestring objects\n\t\tif( prim.constructor === Shoestring && !sec ){\n\t\t\treturn prim;\n\t\t}\n\n\t\t// if string starting with <, make html\n\t\tif( pType === \"string\" && prim.indexOf( \"<\" ) === 0 ){\n\t\t\tvar dfrag = doc.createElement( \"div\" );\n\n\t\t\tdfrag.innerHTML = prim;\n\n\t\t\t// TODO depends on children (circular)\n\t\t\treturn shoestring( dfrag ).children().each(function(){\n\t\t\t\tdfrag.removeChild( this );\n\t\t\t});\n\t\t}\n\n\t\t// if string, it's a selector, use qsa\n\t\tif( pType === \"string\" ){\n\t\t\tif( sec ){\n\t\t\t\treturn shoestring( sec ).find( prim );\n\t\t\t}\n\n\t\t\ttry {\n\t\t\t\tsel = doc.querySelectorAll( prim );\n\t\t\t} catch( e ) {\n\t\t\t\tshoestring.error( 'queryselector', prim );\n\t\t\t}\n\n\t\t\treturn new Shoestring( sel, prim );\n\t\t}\n\n\t\t// array like objects or node lists\n\t\tif( Object.prototype.toString.call( pType ) === '[object Array]' ||\n\t\t\t\t(win.NodeList && prim instanceof win.NodeList) ){\n\n\t\t\treturn new Shoestring( prim, prim );\n\t\t}\n\n\t\t// if it's an array, use all the elements\n\t\tif( prim.constructor === Array ){\n\t\t\treturn new Shoestring( prim, prim );\n\t\t}\n\n\t\t// otherwise assume it's an object the we want at an index\n\t\treturn new Shoestring( [prim], prim );\n\t}\n\n\tvar Shoestring = function( ret, prim ) {\n\t\tthis.length = 0;\n\t\tthis.selector = prim;\n\t\tshoestring.merge(this, ret);\n\t};\n\n\t// TODO only required for tests\n\tShoestring.prototype.reverse = [].reverse;\n\n\t// For adding element set methods\n\tshoestring.fn = Shoestring.prototype;\n\n\tshoestring.Shoestring = Shoestring;\n\n\t// For extending objects\n\t// TODO move to separate module when we use prototypes\n\tshoestring.extend = function( first, second ){\n\t\tfor( var i in second ){\n\t\t\tif( second.hasOwnProperty( i ) ){\n\t\t\t\tfirst[ i ] = second[ i ];\n\t\t\t}\n\t\t}\n\n\t\treturn first;\n\t};\n\n\t// taken directly from jQuery\n\tshoestring.merge = function( first, second ) {\n\t\tvar len, j, i;\n\n\t\tlen = +second.length,\n\t\tj = 0,\n\t\ti = first.length;\n\n\t\tfor ( ; j < len; j++ ) {\n\t\t\tfirst[ i++ ] = second[ j ];\n\t\t}\n\n\t\tfirst.length = i;\n\n\t\treturn first;\n\t};\n\n\t// expose\n\twin.shoestring = shoestring;\n\n\n\n\tshoestring.enUS = {\n\t\terrors: {\n\t\t\t\"prefix\": \"Shoestring does not support\",\n\n\t\t\t\"ajax-url-query\": \"data with urls that have existing query params\",\n\t\t\t\"children-selector\" : \"passing selectors into .child, try .children().filter( selector )\",\n\t\t\t\"click\": \"the click method. Try using .on( 'click', function(){}) or .trigger( 'click' ) instead.\",\n\t\t\t\"css-get\" : \"getting computed attributes from the DOM.\",\n\t\t\t\"data-attr-alias\": \"the data method aliased to `data-` DOM attributes.\",\n\t\t\t\"each-length\": \"objects without a length passed into each\",\n\t\t\t\"has-class\" : \"the hasClass method. Try using .is( '.klassname' ) instead.\",\n\t\t\t\"html-function\" : \"passing a function into .html. Try generating the html you're passing in an outside function\",\n\t\t\t\"index-shoestring-object\": \"an index call with a shoestring object argument. Use .get(0) on the argument instead.\",\n\t\t\t\"live-delegate\" : \"the .live or .delegate methods. Use .bind or .on instead.\",\n\t\t\t\"map\": \"the map method. Try using .each to make a new object.\",\n\t\t\t\"next-selector\" : \"passing selectors into .next, try .next().filter( selector )\",\n\t\t\t\"off-delegate\" : \".off( events, selector, handler ) or .off( events, selector ). Use .off( eventName, callback ) instead.\",\n\t\t\t\"next-until\" : \"the .nextUntil method. Use .next in a loop until you reach the selector, don't include the selector\",\n\t\t\t\"on-delegate\" : \"the .on method with three or more arguments. Using .on( eventName, callback ) instead.\",\n\t\t\t\"outer-width\": \"the outerWidth method. Try combining .width() with .css for padding-left, padding-right, and the border of the left and right side.\",\n\t\t\t\"prev-selector\" : \"passing selectors into .prev, try .prev().filter( selector )\",\n\t\t\t\"prevall-selector\" : \"passing selectors into .prevAll, try .prevAll().filter( selector )\",\n\t\t\t\"queryselector\": \"all CSS selectors on querySelector (varies per browser support). Specifically, this failed: \",\n\t\t\t\"siblings-selector\": \"passing selector into siblings not supported, try .siblings().find( ... )\",\n\t\t\t\"show-hide\": \"the show or hide methods. Use display: block (or whatever you'd like it to be) or none instead\",\n\t\t\t\"text-setter\": \"setting text via the .text method.\",\n\t\t\t\"toggle-class\" : \"the toggleClass method. Try using addClass or removeClass instead.\",\n\t\t\t\"trim\": \"the trim method. Use String.prototype.trim.\"\n\t\t}\n\t};\n\n\tshoestring.error = function( id, str ) {\n\t\tvar errors = shoestring.enUS.errors;\n\t\tthrow new Error( errors.prefix + \" \" + errors[id] + ( str ? \" \" + str : \"\" ) );\n\t};\n\n\n\n\t/**\n\t * Make an HTTP request to a url.\n\t *\n\t * **NOTE** the following options are supported:\n\t *\n\t * - *method* - The HTTP method used with the request. Default: `GET`.\n\t * - *data* - Raw object with keys and values to pass with request as query params. Default `null`.\n\t * - *headers* - Set of request headers to add. Default `{}`.\n\t * - *async* - Whether the opened request is asynchronouse. Default `true`.\n\t * - *success* - Callback for successful request and response. Passed the response data.\n\t * - *error* - Callback for failed request and response.\n\t * - *cancel* - Callback for cancelled request and response.\n\t *\n\t * @param {string} url The url to request.\n\t * @param {object} options The options object, see Notes.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\n\tshoestring.ajax = function( url, options ) {\n\t\tvar params = \"\", req = new XMLHttpRequest(), settings, key;\n\n\t\tsettings = shoestring.extend( {}, shoestring.ajax.settings );\n\n\t\tif( options ){\n\t\t\tshoestring.extend( settings, options );\n\t\t}\n\n\t\tif( !url ){\n\t\t\turl = settings.url;\n\t\t}\n\n\t\tif( !req || !url ){\n\t\t\treturn;\n\t\t}\n\n\t\t// create parameter string from data object\n\t\tif( settings.data ){\n\t\t\tfor( key in settings.data ){\n\t\t\t\tif( settings.data.hasOwnProperty( key ) ){\n\t\t\t\t\tif( params !== \"\" ){\n\t\t\t\t\t\tparams += \"&\";\n\t\t\t\t\t}\n\t\t\t\t\tparams += encodeURIComponent( key ) + \"=\" +\n\t\t\t\t\t\tencodeURIComponent( settings.data[key] );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// append params to url for GET requests\n\t\tif( settings.method === \"GET\" && params ){\n\t\t\t\t\t\tif( url.indexOf(\"?\") >= 0 ){\n\t\t\t\tshoestring.error( 'ajax-url-query' );\n\t\t\t}\n\t\t\t\n\t\t\turl += \"?\" + params;\n\t\t}\n\n\t\treq.open( settings.method, url, settings.async );\n\n\t\tif( req.setRequestHeader ){\n\t\t\treq.setRequestHeader( \"X-Requested-With\", \"XMLHttpRequest\" );\n\n\t\t\t// Set 'Content-type' header for POST requests\n\t\t\tif( settings.method === \"POST\" && params ){\n\t\t\t\treq.setRequestHeader( \"Content-type\", \"application/x-www-form-urlencoded\" );\n\t\t\t}\n\n\t\t\tfor( key in settings.headers ){\n\t\t\t\tif( settings.headers.hasOwnProperty( key ) ){\n\t\t\t\t\treq.setRequestHeader(key, settings.headers[ key ]);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treq.onreadystatechange = function () {\n\t\t\tif( req.readyState === 4 ){\n\t\t\t\t// Trim the whitespace so shoestring('<div>') works\n\t\t\t\tvar res = (req.responseText || '').replace(/^\\s+|\\s+$/g, '');\n\t\t\t\tif( req.status.toString().indexOf( \"0\" ) === 0 ){\n\t\t\t\t\treturn settings.cancel( res, req.status, req );\n\t\t\t\t}\n\t\t\t\telse if ( req.status.toString().match( /^(4|5)/ ) && RegExp.$1 ){\n\t\t\t\t\treturn settings.error( res, req.status, req );\n\t\t\t\t}\n\t\t\t\telse if (settings.success) {\n\t\t\t\t\treturn settings.success( res, req.status, req );\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\n\t\tif( req.readyState === 4 ){\n\t\t\treturn req;\n\t\t}\n\n\t\t// Send request\n\t\tif( settings.method === \"POST\" && params ){\n\t\t\treq.send( params );\n\t\t} else {\n\t\t\treq.send();\n\t\t}\n\n\t\treturn req;\n\t};\n\n\tshoestring.ajax.settings = {\n\t\tsuccess: function(){},\n\t\terror: function(){},\n\t\tcancel: function(){},\n\t\tmethod: \"GET\",\n\t\tasync: true,\n\t\tdata: null,\n\t\theaders: {}\n\t};\n\n\n\n\t/**\n\t * Helper function wrapping a call to [ajax](ajax.js.html) using the `GET` method.\n\t *\n\t * @param {string} url The url to GET from.\n\t * @param {function} callback Callback to invoke on success.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.get = function( url, callback ){\n\t\treturn shoestring.ajax( url, { success: callback } );\n\t};\n\n\n\n  /**\n\t * Load the HTML response from `url` into the current set of elements.\n\t *\n\t * @param {string} url The url to GET from.\n\t * @param {function} callback Callback to invoke after HTML is inserted.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.load = function( url, callback ){\n\t\tvar self = this,\n\t\t\targs = arguments,\n\t\t\tintCB = function( data ){\n\t\t\t\tself.each(function(){\n\t\t\t\t\tshoestring( this ).html( data );\n\t\t\t\t});\n\n\t\t\t\tif( callback ){\n\t\t\t\t\tcallback.apply( self, args );\n\t\t\t\t}\n\t\t  };\n\n\t\tshoestring.ajax( url, { success: intCB } );\n\t\treturn this;\n\t};\n\n\n\n\t/**\n\t * Helper function wrapping a call to [ajax](ajax.js.html) using the `POST` method.\n\t *\n\t * @param {string} url The url to POST to.\n\t * @param {object} data The data to send.\n\t * @param {function} callback Callback to invoke on success.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.post = function( url, data, callback ){\n\t\treturn shoestring.ajax( url, { data: data, method: \"POST\", success: callback } );\n\t};\n\n\n\n\t/**\n\t * Iterates over `shoestring` collections.\n\t *\n\t * @param {function} callback The callback to be invoked on each element and index\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.each = function( callback ){\n\t\treturn shoestring.each( this, callback );\n\t};\n\n\tshoestring.each = function( collection, callback ) {\n\t\tvar val;\n\t\tif( !( \"length\" in collection ) ) {\n\t\t\tshoestring.error( 'each-length' );\n\t\t}\n\t\tfor( var i = 0, il = collection.length; i < il; i++ ){\n\t\t\tval = callback.call( collection[i], i, collection[i] );\n\t\t\tif( val === false ){\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\treturn collection;\n\t};\n\n\n\n  /**\n\t * Check for array membership.\n\t *\n\t * @param {object} needle The thing to find.\n\t * @param {object} haystack The thing to find the needle in.\n\t * @return {boolean}\n\t * @this window\n\t */\n\tshoestring.inArray = function( needle, haystack ){\n\t\tvar isin = -1;\n\t\tfor( var i = 0, il = haystack.length; i < il; i++ ){\n\t\t\tif( haystack.hasOwnProperty( i ) && haystack[ i ] === needle ){\n\t\t\t\tisin = i;\n\t\t\t}\n\t\t}\n\t\treturn isin;\n\t};\n\n\n\n  /**\n\t * Bind callbacks to be run when the DOM is \"ready\".\n\t *\n\t * @param {function} fn The callback to be run\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.ready = function( fn ){\n\t\tif( ready && fn ){\n\t\t\tfn.call( doc );\n\t\t}\n\t\telse if( fn ){\n\t\t\treadyQueue.push( fn );\n\t\t}\n\t\telse {\n\t\t\trunReady();\n\t\t}\n\n\t\treturn [doc];\n\t};\n\n\t// TODO necessary?\n\tshoestring.fn.ready = function( fn ){\n\t\tshoestring.ready( fn );\n\t\treturn this;\n\t};\n\n\t// Empty and exec the ready queue\n\tvar ready = false,\n\t\treadyQueue = [],\n\t\trunReady = function(){\n\t\t\tif( !ready ){\n\t\t\t\twhile( readyQueue.length ){\n\t\t\t\t\treadyQueue.shift().call( doc );\n\t\t\t\t}\n\t\t\t\tready = true;\n\t\t\t}\n\t\t};\n\n\t// If DOM is already ready at exec time, depends on the browser.\n\t// From: https://github.com/mobify/mobifyjs/blob/526841be5509e28fc949038021799e4223479f8d/src/capture.js#L128\n\tif (doc.attachEvent ? doc.readyState === \"complete\" : doc.readyState !== \"loading\") {\n\t\trunReady();\n\t} else {\n\t\tdoc.addEventListener( \"DOMContentLoaded\", runReady, false );\n\t\tdoc.addEventListener( \"readystatechange\", runReady, false );\n\t\twin.addEventListener( \"load\", runReady, false );\n\t}\n\n\n\n  /**\n\t * Checks the current set of elements against the selector, if one matches return `true`.\n\t *\n\t * @param {string} selector The selector to check.\n\t * @return {boolean}\n\t * @this {shoestring}\n\t */\n\tshoestring.fn.is = function( selector ){\n\t\tvar ret = false, self = this, parents, check;\n\n\t\t// assume a dom element\n\t\tif( typeof selector !== \"string\" ){\n\t\t\t// array-like, ie shoestring objects or element arrays\n\t\t\tif( selector.length && selector[0] ){\n\t\t\t\tcheck = selector;\n\t\t\t} else {\n\t\t\t\tcheck = [selector];\n\t\t\t}\n\n\t\t\treturn _checkElements(this, check);\n\t\t}\n\n\t\tparents = this.parent();\n\n\t\tif( !parents.length ){\n\t\t\tparents = shoestring( doc );\n\t\t}\n\n\t\tparents.each(function( i, e ) {\n\t\t\tvar children;\n\n\t\t\t\ttry {\n\t\t\t\t\tchildren = e.querySelectorAll( selector );\n\t\t\t\t} catch( e ) {\n\t\t\t\t\tshoestring.error( 'queryselector', selector );\n\t\t\t\t}\n\n\t\t\tret = _checkElements( self, children );\n\t\t});\n\n\t\treturn ret;\n\t};\n\n\tfunction _checkElements(needles, haystack){\n\t\tvar ret = false;\n\n\t\tneedles.each(function() {\n\t\t\tvar j = 0;\n\n\t\t\twhile( j < haystack.length ){\n\t\t\t\tif( this === haystack[j] ){\n\t\t\t\t\tret = true;\n\t\t\t\t}\n\n\t\t\t\tj++;\n\t\t\t}\n\t\t});\n\n\t\treturn ret;\n\t}\n\n\n\n\t/**\n\t * Get data attached to the first element or set data values on all elements in the current set.\n\t *\n\t * @param {string} name The data attribute name.\n\t * @param {any} value The value assigned to the data attribute.\n\t * @return {any|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.data = function( name, value ){\n\t\tif( name !== undefined ){\n\t\t\tif( value !== undefined ){\n\t\t\t\treturn this.each(function(){\n\t\t\t\t\tif( !this.shoestringData ){\n\t\t\t\t\t\tthis.shoestringData = {};\n\t\t\t\t\t}\n\n\t\t\t\t\tthis.shoestringData[ name ] = value;\n\t\t\t\t});\n\t\t\t}\n\t\t\telse {\n\t\t\t\tif( this[ 0 ] ) {\n\t\t\t\t\tif( this[ 0 ].shoestringData ) {\n\t\t\t\t\t\treturn this[ 0 ].shoestringData[ name ];\n\t\t\t\t\t}\n\t\t\t\t\tif( shoestring( this[ 0 ] ).is( \"[data-\" + name + \"]\" ) ){\n\t\t\t\t\t\tshoestring.error( 'data-attr-alias' );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\telse {\n\t\t\treturn this[ 0 ] ? this[ 0 ].shoestringData || {} : undefined;\n\t\t}\n\t};\n\n\n\t/**\n\t * Remove data associated with `name` or all the data, for each element in the current set.\n\t *\n\t * @param {string} name The data attribute name.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeData = function( name ){\n\t\treturn this.each(function(){\n\t\t\tif( name !== undefined && this.shoestringData ){\n\t\t\t\tthis.shoestringData[ name ] = undefined;\n\t\t\t\tdelete this.shoestringData[ name ];\n\t\t\t}\telse {\n\t\t\t\tthis[ 0 ].shoestringData = {};\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * An alias for the `shoestring` constructor.\n\t */\n\twin.$ = shoestring;\n\n\n\n\t/**\n\t * Add a class to each DOM element in the set of elements.\n\t *\n\t * @param {string} className The name of the class to be added.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.addClass = function( className ){\n\t\tvar classes = className.replace(/^\\s+|\\s+$/g, '').split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tfor( var i = 0, il = classes.length; i < il; i++ ){\n\t\t\t\tif( this.className !== undefined &&\n\t\t\t\t\t\t(this.className === \"\" ||\n\t\t\t\t\t\t!this.className.match( new RegExp( \"(^|\\\\s)\" + classes[ i ] + \"($|\\\\s)\"))) ){\n\t\t\t\t\tthis.className += \" \" + classes[ i ];\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n  /**\n\t * Add elements matching the selector to the current set.\n\t *\n\t * @param {string} selector The selector for the elements to add from the DOM\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.add = function( selector ){\n\t\tvar ret = [];\n\t\tthis.each(function(){\n\t\t\tret.push( this );\n\t\t});\n\n\t\tshoestring( selector ).each(function(){\n\t\t\tret.push( this );\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Insert an element or HTML string after each element in the current set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML or HTMLElement to insert.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.after = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\tif( fragment.length > 1 ){\n\t\t\tfragment = fragment.reverse();\n\t\t}\n\t\treturn this.each(function( i ){\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tvar insertEl = i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ];\n\t\t\t\tthis.parentNode.insertBefore( insertEl, this.nextSibling );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Insert an element or HTML string as the last child of each element in the set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML or HTMLElement to insert.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.append = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\treturn this.each(function( i ){\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tthis.appendChild( i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ] );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Insert the current set as the last child of the elements matching the selector.\n\t *\n\t * @param {string} selector The selector after which to append the current set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.appendTo = function( selector ){\n\t\treturn this.each(function(){\n\t\t\tshoestring( selector ).append( this );\n\t\t});\n\t};\n\n\n\n  /**\n\t * Get the value of the first element of the set or set the value of all the elements in the set.\n\t *\n\t * @param {string} name The attribute name.\n\t * @param {string} value The new value for the attribute.\n\t * @return {shoestring|string|undefined}\n\t * @this {shoestring}\n\t */\n\tshoestring.fn.attr = function( name, value ){\n\t\tvar nameStr = typeof( name ) === \"string\";\n\n\t\tif( value !== undefined || !nameStr ){\n\t\t\treturn this.each(function(){\n\t\t\t\tif( nameStr ){\n\t\t\t\t\tthis.setAttribute( name, value );\n\t\t\t\t}\telse {\n\t\t\t\t\tfor( var i in name ){\n\t\t\t\t\t\tif( name.hasOwnProperty( i ) ){\n\t\t\t\t\t\t\tthis.setAttribute( i, name[ i ] );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t});\n\t\t} else {\n\t\t\treturn this[ 0 ] ? this[ 0 ].getAttribute( name ) : undefined;\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Insert an element or HTML string before each element in the current set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML or HTMLElement to insert.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.before = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\treturn this.each(function( i ){\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tthis.parentNode.insertBefore( i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ], this );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Get the children of the current collection.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.children = function(){\n\t\t\t\tif( arguments.length > 0 ){\n\t\t\tshoestring.error( 'children-selector' );\n\t\t}\n\t\t\t\tvar ret = [],\n\t\t\tchilds,\n\t\t\tj;\n\t\tthis.each(function(){\n\t\t\tchilds = this.children;\n\t\t\tj = -1;\n\n\t\t\twhile( j++ < childs.length-1 ){\n\t\t\t\tif( shoestring.inArray(  childs[ j ], ret ) === -1 ){\n\t\t\t\t\tret.push( childs[ j ] );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t\treturn shoestring(ret);\n\t};\n\n\n\n\t/**\n\t * Clone and return the current set of nodes into a new `shoestring` object.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.clone = function() {\n\t\tvar ret = [];\n\n\t\tthis.each(function() {\n\t\t\tret.push( this.cloneNode( true ) );\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Find an element matching the selector in the set of the current element and its parents.\n\t *\n\t * @param {string} selector The selector used to identify the target element.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.closest = function( selector ){\n\t\tvar ret = [];\n\n\t\tif( !selector ){\n\t\t\treturn shoestring( ret );\n\t\t}\n\n\t\tthis.each(function(){\n\t\t\tvar element, $self = shoestring( element = this );\n\n\t\t\tif( $self.is(selector) ){\n\t\t\t\tret.push( this );\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\twhile( element.parentElement ) {\n\t\t\t\tif( shoestring(element.parentElement).is(selector) ){\n\t\t\t\t\tret.push( element.parentElement );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\telement = element.parentElement;\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n  shoestring.cssExceptions = {\n\t\t'float': [ 'cssFloat' ]\n\t};\n\n\n\n\t(function() {\n\t\tvar cssExceptions = shoestring.cssExceptions;\n\n\t\t// marginRight instead of margin-right\n\t\tfunction convertPropertyName( str ) {\n\t\t\treturn str.replace( /\\-([A-Za-z])/g, function ( match, character ) {\n\t\t\t\treturn character.toUpperCase();\n\t\t\t});\n\t\t}\n\n\t\tfunction _getStyle( element, property ) {\n\t\t\treturn win.getComputedStyle( element, null ).getPropertyValue( property );\n\t\t}\n\n\t\tvar vendorPrefixes = [ '', '-webkit-', '-ms-', '-moz-', '-o-', '-khtml-' ];\n\n\t\t/**\n\t\t * Private function for getting the computed style of an element.\n\t\t *\n\t\t * **NOTE** Please use the [css](../css.js.html) method instead.\n\t\t *\n\t\t * @method _getStyle\n\t\t * @param {HTMLElement} element The element we want the style property for.\n\t\t * @param {string} property The css property we want the style for.\n\t\t */\n\t\tshoestring._getStyle = function( element, property ) {\n\t\t\tvar convert, value, j, k;\n\n\t\t\tif( cssExceptions[ property ] ) {\n\t\t\t\tfor( j = 0, k = cssExceptions[ property ].length; j < k; j++ ) {\n\t\t\t\t\tvalue = _getStyle( element, cssExceptions[ property ][ j ] );\n\n\t\t\t\t\tif( value ) {\n\t\t\t\t\t\treturn value;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tfor( j = 0, k = vendorPrefixes.length; j < k; j++ ) {\n\t\t\t\tconvert = convertPropertyName( vendorPrefixes[ j ] + property );\n\n\t\t\t\t// VendorprefixKeyName || key-name\n\t\t\t\tvalue = _getStyle( element, convert );\n\n\t\t\t\tif( convert !== property ) {\n\t\t\t\t\tvalue = value || _getStyle( element, property );\n\t\t\t\t}\n\n\t\t\t\tif( vendorPrefixes[ j ] ) {\n\t\t\t\t\t// -vendorprefix-key-name\n\t\t\t\t\tvalue = value || _getStyle( element, vendorPrefixes[ j ] + property );\n\t\t\t\t}\n\n\t\t\t\tif( value ) {\n\t\t\t\t\treturn value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn undefined;\n\t\t};\n\t})();\n\n\n\n\t(function() {\n\t\tvar cssExceptions = shoestring.cssExceptions;\n\n\t\t// marginRight instead of margin-right\n\t\tfunction convertPropertyName( str ) {\n\t\t\treturn str.replace( /\\-([A-Za-z])/g, function ( match, character ) {\n\t\t\t\treturn character.toUpperCase();\n\t\t\t});\n\t\t}\n\n\t\t/**\n\t\t * Private function for setting the style of an element.\n\t\t *\n\t\t * **NOTE** Please use the [css](../css.js.html) method instead.\n\t\t *\n\t\t * @method _setStyle\n\t\t * @param {HTMLElement} element The element we want to style.\n\t\t * @param {string} property The property being used to style the element.\n\t\t * @param {string} value The css value for the style property.\n\t\t */\n\t\tshoestring._setStyle = function( element, property, value ) {\n\t\t\tvar convertedProperty = convertPropertyName(property);\n\n\t\t\telement.style[ property ] = value;\n\n\t\t\tif( convertedProperty !== property ) {\n\t\t\t\telement.style[ convertedProperty ] = value;\n\t\t\t}\n\n\t\t\tif( cssExceptions[ property ] ) {\n\t\t\t\tfor( var j = 0, k = cssExceptions[ property ].length; j<k; j++ ) {\n\t\t\t\t\telement.style[ cssExceptions[ property ][ j ] ] = value;\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t})();\n\n\n\n\t/**\n\t * Get the compute style property of the first element or set the value of a style property\n\t * on all elements in the set.\n\t *\n\t * @method _setStyle\n\t * @param {string} property The property being used to style the element.\n\t * @param {string|undefined} value The css value for the style property.\n\t * @return {string|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.css = function( property, value ){\n\t\tif( !this[0] ){\n\t\t\treturn;\n\t\t}\n\n\t\tif( typeof property === \"object\" ) {\n\t\t\treturn this.each(function() {\n\t\t\t\tfor( var key in property ) {\n\t\t\t\t\tif( property.hasOwnProperty( key ) ) {\n\t\t\t\t\t\tshoestring._setStyle( this, key, property[key] );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t});\n\t\t}\telse {\n\t\t\t// assignment else retrieve first\n\t\t\tif( value !== undefined ){\n\t\t\t\treturn this.each(function(){\n\t\t\t\t\tshoestring._setStyle( this, property, value );\n\t\t\t\t});\n\t\t\t}\n\n\t\t\treturn shoestring._getStyle( this[0], property );\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Returns the indexed element wrapped in a new `shoestring` object.\n\t *\n\t * @param {integer} index The index of the element to wrap and return.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.eq = function( index ){\n\t\tif( this[index] ){\n\t\t\treturn shoestring( this[index] );\n\t\t}\n\n\t\treturn shoestring([]);\n\t};\n\n\n\n\t/**\n\t * Filter out the current set if they do *not* match the passed selector or\n\t * the supplied callback returns false\n\t *\n\t * @param {string,function} selector The selector or boolean return value callback used to filter the elements.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.filter = function( selector ){\n\t\tvar ret = [];\n\n\t\tthis.each(function( index ){\n\t\t\tvar wsel;\n\n\t\t\tif( typeof selector === 'function' ) {\n\t\t\t\tif( selector.call( this, index ) !== false ) {\n\t\t\t\t\tret.push( this );\n\t\t\t\t}\n\t\t\t// document node\n\t\t\t} else if( this.nodeType === 9 ){\n\t\t\t\tif( this === selector ) {\n\t\t\t\t\tret.push( this );\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif( !this.parentNode ){\n\t\t\t\t\tvar context = shoestring( doc.createDocumentFragment() );\n\n\t\t\t\t\tcontext[ 0 ].appendChild( this );\n\t\t\t\t\twsel = shoestring( selector, context );\n\t\t\t\t} else {\n\t\t\t\t\twsel = shoestring( selector, this.parentNode );\n\t\t\t\t}\n\n\t\t\t\tif( shoestring.inArray( this, wsel ) > -1 ){\n\t\t\t\t\tret.push( this );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Find descendant elements of the current collection.\n\t *\n\t * @param {string} selector The selector used to find the children\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.find = function( selector ){\n\t\tvar ret = [],\n\t\t\tfinds;\n\t\tthis.each(function(){\n\t\t\ttry {\n\t\t\t\tfinds = this.querySelectorAll( selector );\n\t\t\t} catch( e ) {\n\t\t\t\tshoestring.error( 'queryselector', selector );\n\t\t\t}\n\n\t\t\tfor( var i = 0, il = finds.length; i < il; i++ ){\n\t\t\t\tret = ret.concat( finds[i] );\n\t\t\t}\n\t\t});\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Returns the first element of the set wrapped in a new `shoestring` object.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.first = function(){\n\t\treturn this.eq( 0 );\n\t};\n\n\n\n\t/**\n\t * Returns the raw DOM node at the passed index.\n\t *\n\t * @param {integer} index The index of the element to wrap and return.\n\t * @return {HTMLElement|undefined|array}\n\t * @this shoestring\n\t */\n\tshoestring.fn.get = function( index ){\n\n\t\t// return an array of elements if index is undefined\n\t\tif( index === undefined ){\n\t\t\tvar elements = [];\n\n\t\t\tfor( var i = 0; i < this.length; i++ ){\n\t\t\t\telements.push( this[ i ] );\n\t\t\t}\n\n\t\t\treturn elements;\n\t\t} else {\n\t\t\treturn this[ index ];\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Private function for setting/getting the offset property for height/width.\n\t *\n\t * **NOTE** Please use the [width](width.js.html) or [height](height.js.html) methods instead.\n\t *\n\t * @param {shoestring} set The set of elements.\n\t * @param {string} name The string \"height\" or \"width\".\n\t * @param {float|undefined} value The value to assign.\n\t * @return shoestring\n\t * @this window\n\t */\n\tshoestring._dimension = function( set, name, value ){\n\t\tvar offsetName;\n\n\t\tif( value === undefined ){\n\t\t\toffsetName = name.replace(/^[a-z]/, function( letter ) {\n\t\t\t\treturn letter.toUpperCase();\n\t\t\t});\n\n\t\t\treturn set[ 0 ][ \"offset\" + offsetName ];\n\t\t} else {\n\t\t\t// support integer values as pixels\n\t\t\tvalue = typeof value === \"string\" ? value : value + \"px\";\n\n\t\t\treturn set.each(function(){\n\t\t\t\tthis.style[ name ] = value;\n\t\t\t});\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Gets the height value of the first element or sets the height for the whole set.\n\t *\n\t * @param {float|undefined} value The value to assign.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.height = function( value ){\n\t\treturn shoestring._dimension( this, \"height\", value );\n\t};\n\n\n\n\tvar set = function( html ){\n\t\tif( typeof html === \"string\" || typeof html === \"number\" ){\n\t\t\treturn this.each(function(){\n\t\t\t\tthis.innerHTML = \"\" + html;\n\t\t\t});\n\t\t} else {\n\t\t\tvar h = \"\";\n\t\t\tif( typeof html.length !== \"undefined\" ){\n\t\t\t\tfor( var i = 0, l = html.length; i < l; i++ ){\n\t\t\t\t\th += html[i].outerHTML;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\th = html.outerHTML;\n\t\t\t}\n\t\t\treturn this.each(function(){\n\t\t\t\tthis.innerHTML = h;\n\t\t\t});\n\t\t}\n\t};\n\t/**\n\t * Gets or sets the `innerHTML` from all the elements in the set.\n\t *\n\t * @param {string|undefined} html The html to assign\n\t * @return {string|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.html = function( html ){\n\t\t\t\tif( !!html && typeof html === \"function\" ){\n\t\t\tshoestring.error( 'html-function' );\n\t\t}\n\t\t\t\tif( typeof html !== \"undefined\" ){\n\t\t\treturn set.call( this, html );\n\t\t} else { // get\n\t\t\tvar pile = \"\";\n\n\t\t\tthis.each(function(){\n\t\t\t\tpile += this.innerHTML;\n\t\t\t});\n\n\t\t\treturn pile;\n\t\t}\n\t};\n\n\n\n\t(function() {\n\t\tfunction _getIndex( set, test ) {\n\t\t\tvar i, result, element;\n\n\t\t\tfor( i = result = 0; i < set.length; i++ ) {\n\t\t\t\telement = set.item ? set.item(i) : set[i];\n\n\t\t\t\tif( test(element) ){\n\t\t\t\t\treturn result;\n\t\t\t\t}\n\n\t\t\t\t// ignore text nodes, etc\n\t\t\t\t// NOTE may need to be more permissive\n\t\t\t\tif( element.nodeType === 1 ){\n\t\t\t\t\tresult++;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn -1;\n\t\t}\n\n\t\t/**\n\t\t * Find the index in the current set for the passed selector.\n\t\t * Without a selector it returns the index of the first node within the array of its siblings.\n\t\t *\n\t\t * @param {string|undefined} selector The selector used to search for the index.\n\t\t * @return {integer}\n\t\t * @this {shoestring}\n\t\t */\n\t\tshoestring.fn.index = function( selector ){\n\t\t\tvar self, children;\n\n\t\t\tself = this;\n\n\t\t\t// no arg? check the children, otherwise check each element that matches\n\t\t\tif( selector === undefined ){\n\t\t\t\tchildren = ( ( this[ 0 ] && this[0].parentNode ) || doc.documentElement).childNodes;\n\n\t\t\t\t// check if the element matches the first of the set\n\t\t\t\treturn _getIndex(children, function( element ) {\n\t\t\t\t\treturn self[0] === element;\n\t\t\t\t});\n\t\t\t} else {\n\t\t\t\tif( selector.constructor === shoestring.Shoestring ) {\n\t\t\t\t\tshoestring.error( \"index-shoestring-object\" );\n\t\t\t\t}\n\n\t\t\t\t// check if the element matches the first selected node from the parent\n\t\t\t\treturn _getIndex(self, function( element ) {\n\t\t\t\t\treturn element === (shoestring( selector, element.parentNode )[ 0 ]);\n\t\t\t\t});\n\t\t\t}\n\t\t};\n\t})();\n\n\n\n\t/**\n\t * Insert the current set after the elements matching the selector.\n\t *\n\t * @param {string} selector The selector after which to insert the current set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.insertAfter = function( selector ){\n\t\treturn this.each(function(){\n\t\t\tshoestring( selector ).after( this );\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Insert the current set before the elements matching the selector.\n\t *\n\t * @param {string} selector The selector before which to insert the current set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.insertBefore = function( selector ){\n\t\treturn this.each(function(){\n\t\t\tshoestring( selector ).before( this );\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Returns the last element of the set wrapped in a new `shoestring` object.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.last = function(){\n\t\treturn this.eq( this.length - 1 );\n\t};\n\n\n\n\t/**\n\t * Returns a `shoestring` object with the set of siblings of each element in the original set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.next = function(){\n\t\t\t\tif( arguments.length > 0 ){\n\t\t\tshoestring.error( 'next-selector' );\n\t\t}\n\t\t\n\t\tvar result = [];\n\n\t\t// TODO need to implement map\n\t\tthis.each(function() {\n\t\t\tvar children, item, found;\n\n\t\t\t// get the child nodes for this member of the set\n\t\t\tchildren = shoestring( this.parentNode )[0].childNodes;\n\n\t\t\tfor( var i = 0; i < children.length; i++ ){\n\t\t\t\titem = children.item( i );\n\n\t\t\t\t// found the item we needed (found) which means current item value is\n\t\t\t\t// the next node in the list, as long as it's viable grab it\n\t\t\t\t// NOTE may need to be more permissive\n\t\t\t\tif( found && item.nodeType === 1 ){\n\t\t\t\t\tresult.push( item );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\t// find the current item and mark it as found\n\t\t\t\tif( item === this ){\n\t\t\t\t\tfound = true;\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( result );\n\t};\n\n\n\n\t/**\n\t * Removes elements from the current set.\n\t *\n\t * @param {string} selector The selector to use when removing the elements.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.not = function( selector ){\n\t\tvar ret = [];\n\n\t\tthis.each(function(){\n\t\t\tvar found = shoestring( selector, this.parentNode );\n\n\t\t\tif( shoestring.inArray(this, found) === -1 ){\n\t\t\t\tret.push( this );\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Returns an object with the `top` and `left` properties corresponging to the first elements offsets.\n\t *\n\t * @return object\n\t * @this shoestring\n\t */\n\tshoestring.fn.offset = function(){\n\t\treturn {\n\t\t\ttop: this[ 0 ].offsetTop,\n\t\t\tleft: this[ 0 ].offsetLeft\n\t\t};\n\t};\n\n\n\n\t/**\n\t * Returns the set of first parents for each element in the current set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.parent = function(){\n\t\tvar ret = [],\n\t\t\tparent;\n\n\t\tthis.each(function(){\n\t\t\t// no parent node, assume top level\n\t\t\t// jQuery parent: return the document object for <html> or the parent node if it exists\n\t\t\tparent = (this === doc.documentElement ? doc : this.parentNode);\n\n\t\t\t// if there is a parent and it's not a document fragment\n\t\t\tif( parent && parent.nodeType !== 11 ){\n\t\t\t\tret.push( parent );\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring(ret);\n\t};\n\n\n\n\t/**\n\t * Returns the set of all parents matching the selector if provided for each element in the current set.\n\t *\n\t * @param {string} selector The selector to check the parents with.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.parents = function( selector ){\n\t\tvar ret = [];\n\n\t\tthis.each(function(){\n\t\t\tvar curr = this, match;\n\n\t\t\twhile( curr.parentElement && !match ){\n\t\t\t\tcurr = curr.parentElement;\n\n\t\t\t\tif( selector ){\n\t\t\t\t\tif( curr === shoestring( selector )[0] ){\n\t\t\t\t\t\tmatch = true;\n\n\t\t\t\t\t\tif( shoestring.inArray( curr, ret ) === -1 ){\n\t\t\t\t\t\t\tret.push( curr );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t} else {\n\t\t\t\t\tif( shoestring.inArray( curr, ret ) === -1 ){\n\t\t\t\t\t\tret.push( curr );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring(ret);\n\t};\n\n\n\n\t/**\n\t * Add an HTML string or element before the children of each element in the current set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML string or element to add.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prepend = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\treturn this.each(function( i ){\n\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tvar insertEl = i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ];\n\t\t\t\tif ( this.firstChild ){\n\t\t\t\t\tthis.insertBefore( insertEl, this.firstChild );\n\t\t\t\t} else {\n\t\t\t\t\tthis.appendChild( insertEl );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Add each element of the current set before the children of the selected elements.\n\t *\n\t * @param {string} selector The selector for the elements to add the current set to..\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prependTo = function( selector ){\n\t\treturn this.each(function(){\n\t\t\tshoestring( selector ).prepend( this );\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Returns a `shoestring` object with the set of *one* siblingx before each element in the original set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prev = function(){\n\t\t\t\tif( arguments.length > 0 ){\n\t\t\tshoestring.error( 'prev-selector' );\n\t\t}\n\t\t\n\t\tvar result = [];\n\n\t\t// TODO need to implement map\n\t\tthis.each(function() {\n\t\t\tvar children, item, found;\n\n\t\t\t// get the child nodes for this member of the set\n\t\t\tchildren = shoestring( this.parentNode )[0].childNodes;\n\n\t\t\tfor( var i = children.length -1; i >= 0; i-- ){\n\t\t\t\titem = children.item( i );\n\n\t\t\t\t// found the item we needed (found) which means current item value is\n\t\t\t\t// the next node in the list, as long as it's viable grab it\n\t\t\t\t// NOTE may need to be more permissive\n\t\t\t\tif( found && item.nodeType === 1 ){\n\t\t\t\t\tresult.push( item );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\t// find the current item and mark it as found\n\t\t\t\tif( item === this ){\n\t\t\t\t\tfound = true;\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( result );\n\t};\n\n\n\n\t/**\n\t * Returns a `shoestring` object with the set of *all* siblings before each element in the original set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prevAll = function(){\n\t\t\t\tif( arguments.length > 0 ){\n\t\t\tshoestring.error( 'prevall-selector' );\n\t\t}\n\t\t\n\t\tvar result = [];\n\n\t\tthis.each(function() {\n\t\t\tvar $previous = shoestring( this ).prev();\n\n\t\t\twhile( $previous.length ){\n\t\t\t\tresult.push( $previous[0] );\n\t\t\t\t$previous = $previous.prev();\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( result );\n\t};\n\n\n\n\t// Property normalization, a subset taken from jQuery src\n\tshoestring.propFix = {\n\t\t\"class\": \"className\",\n\t\tcontenteditable: \"contentEditable\",\n\t\t\"for\": \"htmlFor\",\n\t\treadonly: \"readOnly\",\n\t\ttabindex: \"tabIndex\"\n\t};\n\n\n\n\t/**\n\t * Gets the property value from the first element or sets the property value on all elements of the currrent set.\n   *\n\t * @param {string} name The property name.\n   * @param {any} value The property value.\n\t * @return {any|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.prop = function( name, value ){\n\t\tif( !this[0] ){\n\t\t\treturn;\n\t\t}\n\n\t\tname = shoestring.propFix[ name ] || name;\n\n\t\tif( value !== undefined ){\n\t\t\treturn this.each(function(){\n\t\t\t\tthis[ name ] = value;\n\t\t\t});\n\t\t}\telse {\n\t\t\treturn this[ 0 ][ name ];\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Remove an attribute from each element in the current set.\n\t *\n\t * @param {string} name The name of the attribute.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeAttr = function( name ){\n\t\treturn this.each(function(){\n\t\t\tthis.removeAttribute( name );\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Remove a class from each DOM element in the set of elements.\n\t *\n\t * @param {string} className The name of the class to be removed.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeClass = function( cname ){\n\t\tvar classes = cname.replace(/^\\s+|\\s+$/g, '').split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tvar newClassName, regex;\n\n\t\t\tfor( var i = 0, il = classes.length; i < il; i++ ){\n\t\t\t\tif( this.className !== undefined ){\n\t\t\t\t\tregex = new RegExp( \"(^|\\\\s)\" + classes[ i ] + \"($|\\\\s)\", \"gmi\" );\n\t\t\t\t\tnewClassName = this.className.replace( regex, \" \" );\n\n\t\t\t\t\tthis.className = newClassName.replace(/^\\s+|\\s+$/g, '');\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Remove the current set of elements from the DOM.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.remove = function(){\n\t\treturn this.each(function(){\n\t\t\tif( this.parentNode ) {\n\t\t\t\tthis.parentNode.removeChild( this );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Remove a proprety from each element in the current set.\n\t *\n\t * @param {string} name The name of the property.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeProp = function( property ){\n\t\tvar name = shoestring.propFix[ property ] || property;\n\n\t\treturn this.each(function(){\n\t\t\tthis[ name ] = undefined;\n\t\t\tdelete this[ name ];\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Replace each element in the current set with that argument HTML string or HTMLElement.\n\t *\n\t * @param {string|HTMLElement} fragment The value to assign.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.replaceWith = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\tvar ret = [];\n\n\t\tif( fragment.length > 1 ){\n\t\t\tfragment = fragment.reverse();\n\t\t}\n\t\tthis.each(function( i ){\n\t\t\tvar clone = this.cloneNode( true ),\n\t\t\t\tinsertEl;\n\t\t\tret.push( clone );\n\n\t\t\t// If there is no parentNode, this is pointless, drop it.\n\t\t\tif( !this.parentNode ){ return; }\n\n\t\t\tif( fragment.length === 1 ){\n\t\t\t\tinsertEl = i > 0 ? fragment[ 0 ].cloneNode( true ) : fragment[ 0 ];\n\t\t\t\tthis.parentNode.replaceChild( insertEl, this );\n\t\t\t} else {\n\t\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\t\tinsertEl = i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ];\n\t\t\t\t\tthis.parentNode.insertBefore( insertEl, this.nextSibling );\n\t\t\t\t}\n\t\t\t\tthis.parentNode.removeChild( this );\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\tshoestring.inputTypes = [\n\t\t\"text\",\n\t\t\"hidden\",\n\t\t\"password\",\n\t\t\"color\",\n\t\t\"date\",\n\t\t\"datetime\",\n\t\t// \"datetime\\-local\" matched by datetime\n\t\t\"email\",\n\t\t\"month\",\n\t\t\"number\",\n\t\t\"range\",\n\t\t\"search\",\n\t\t\"tel\",\n\t\t\"time\",\n\t\t\"url\",\n\t\t\"week\"\n\t];\n\n\tshoestring.inputTypeTest = new RegExp( shoestring.inputTypes.join( \"|\" ) );\n\n\n\t/**\n\t * Serialize child input element values into an object.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.serialize = function(){\n\t\tvar data = {};\n\n\t\tshoestring( \"input, select\", this ).each(function(){\n\t\t\tvar type = this.type, name = this.name,\tvalue = this.value;\n\n\t\t\tif( shoestring.inputTypeTest.test( type ) ||\n\t\t\t\t\t( type === \"checkbox\" || type === \"radio\" ) &&\n\t\t\t\t\tthis.checked ){\n\n\t\t\t\tdata[ name ] = value;\n\t\t\t}\telse if( this.nodeName === \"SELECT\" ){\n\t\t\t\tdata[ name ] = this.options[ this.selectedIndex ].nodeValue;\n\t\t\t}\n\t\t});\n\n\t\treturn data;\n\t};\n\n\n\n  /**\n\t * Get all of the sibling elements for each element in the current set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.siblings = function(){\n\t\t\t\tif( arguments.length > 0 ) {\n\t\t\tshoestring.error( 'siblings-selector' );\n\t\t}\n\t\t\n\t\tif( !this.length ) {\n\t\t\treturn shoestring( [] );\n\t\t}\n\n\t\tvar sibs = [], el = this[ 0 ].parentNode.firstChild;\n\n\t\tdo {\n\t\t\tif( el.nodeType === 1 && el !== this[ 0 ] ) {\n\t\t\t\tsibs.push( el );\n\t\t\t}\n\n      el = el.nextSibling;\n\t\t} while( el );\n\n\t\treturn shoestring( sibs );\n\t};\n\n\n\n\tvar getText = function( elem ){\n\t\tvar node,\n\t\t\tret = \"\",\n\t\t\ti = 0,\n\t\t\tnodeType = elem.nodeType;\n\n\t\tif ( !nodeType ) {\n\t\t\t// If no nodeType, this is expected to be an array\n\t\t\twhile ( (node = elem[i++]) ) {\n\t\t\t\t// Do not traverse comment nodes\n\t\t\t\tret += getText( node );\n\t\t\t}\n\t\t} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {\n\t\t\t// Use textContent for elements\n\t\t\t// innerText usage removed for consistency of new lines (jQuery #11153)\n\t\t\tif ( typeof elem.textContent === \"string\" ) {\n\t\t\t\treturn elem.textContent;\n\t\t\t} else {\n\t\t\t\t// Traverse its children\n\t\t\t\tfor ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {\n\t\t\t\t\tret += getText( elem );\n\t\t\t\t}\n\t\t\t}\n\t\t} else if ( nodeType === 3 || nodeType === 4 ) {\n\t\t\treturn elem.nodeValue;\n\t\t}\n\t\t// Do not include comment or processing instruction nodes\n\n\t\treturn ret;\n\t};\n\n  /**\n\t * Recursively retrieve the text content of the each element in the current set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.text = function() {\n\t\t\t\tif( arguments.length > 0 ){\n\t\t\tshoestring.error( 'text-setter' );\n\t\t}\n\t\t\n\t\treturn getText( this );\n\t};\n\n\n\n\n\t/**\n\t * Get the value of the first element or set the value of all elements in the current set.\n\t *\n\t * @param {string} value The value to set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.val = function( value ){\n\t\tvar el;\n\t\tif( value !== undefined ){\n\t\t\treturn this.each(function(){\n\t\t\t\tif( this.tagName === \"SELECT\" ){\n\t\t\t\t\tvar optionSet, option,\n\t\t\t\t\t\toptions = this.options,\n\t\t\t\t\t\tvalues = [],\n\t\t\t\t\t\ti = options.length,\n\t\t\t\t\t\tnewIndex;\n\n\t\t\t\t\tvalues[0] = value;\n\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\toption = options[ i ];\n\t\t\t\t\t\tif ( (option.selected = shoestring.inArray( option.value, values ) >= 0) ) {\n\t\t\t\t\t\t\toptionSet = true;\n\t\t\t\t\t\t\tnewIndex = i;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\t// force browsers to behave consistently when non-matching value is set\n\t\t\t\t\tif ( !optionSet ) {\n\t\t\t\t\t\tthis.selectedIndex = -1;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tthis.selectedIndex = newIndex;\n\t\t\t\t\t}\n\t\t\t\t} else {\n\t\t\t\t\tthis.value = value;\n\t\t\t\t}\n\t\t\t});\n\t\t} else {\n\t\t\tel = this[0];\n\n\t\t\tif( el.tagName === \"SELECT\" ){\n\t\t\t\tif( el.selectedIndex < 0 ){ return \"\"; }\n\t\t\t\treturn el.options[ el.selectedIndex ].value;\n\t\t\t} else {\n\t\t\t\treturn el.value;\n\t\t\t}\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Gets the width value of the first element or sets the width for the whole set.\n\t *\n\t * @param {float|undefined} value The value to assign.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.width = function( value ){\n\t\treturn shoestring._dimension( this, \"width\", value );\n\t};\n\n\n\n\t/**\n\t * Wraps the child elements in the provided HTML.\n\t *\n\t * @param {string} html The wrapping HTML.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.wrapInner = function( html ){\n\t\treturn this.each(function(){\n\t\t\tvar inH = this.innerHTML;\n\n\t\t\tthis.innerHTML = \"\";\n\t\t\tshoestring( this ).append( shoestring( html ).html( inH ) );\n\t\t});\n\t};\n\n\n\n\tfunction initEventCache( el, evt ) {\n\t\tif ( !el.shoestringData ) {\n\t\t\tel.shoestringData = {};\n\t\t}\n\t\tif ( !el.shoestringData.events ) {\n\t\t\tel.shoestringData.events = {};\n\t\t}\n\t\tif ( !el.shoestringData.loop ) {\n\t\t\tel.shoestringData.loop = {};\n\t\t}\n\t\tif ( !el.shoestringData.events[ evt ] ) {\n\t\t\tel.shoestringData.events[ evt ] = [];\n\t\t}\n\t}\n\n\tfunction addToEventCache( el, evt, eventInfo ) {\n\t\tvar obj = {};\n\t\tobj.isCustomEvent = eventInfo.isCustomEvent;\n\t\tobj.callback = eventInfo.callfunc;\n\t\tobj.originalCallback = eventInfo.originalCallback;\n\t\tobj.namespace = eventInfo.namespace;\n\n\t\tel.shoestringData.events[ evt ].push( obj );\n\n\t\tif( eventInfo.customEventLoop ) {\n\t\t\tel.shoestringData.loop[ evt ] = eventInfo.customEventLoop;\n\t\t}\n\t}\n\n\t/**\n\t * Bind a callback to an event for the currrent set of elements.\n\t *\n\t * @param {string} evt The event(s) to watch for.\n\t * @param {object,function} data Data to be included with each event or the callback.\n\t * @param {function} originalCallback Callback to be invoked when data is define.d.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.bind = function( evt, data, originalCallback ){\n\n\t\t\t\tif( arguments.length > 3 ){\n\t\t\tshoestring.error( 'on-delegate' );\n\t\t}\n\t\tif( typeof data === \"string\" ){\n\t\t\tshoestring.error( 'on-delegate' );\n\t\t}\n\t\t\t\tif( typeof data === \"function\" ){\n\t\t\toriginalCallback = data;\n\t\t\tdata = null;\n\t\t}\n\n\t\tvar evts = evt.split( \" \" );\n\n\t\t// NOTE the `triggeredElement` is purely for custom events from IE\n\t\tfunction encasedCallback( e, namespace, triggeredElement ){\n\t\t\tvar result;\n\n\t\t\tif( e._namespace && e._namespace !== namespace ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\te.data = data;\n\t\t\te.namespace = e._namespace;\n\n\t\t\tvar returnTrue = function(){\n\t\t\t\treturn true;\n\t\t\t};\n\n\t\t\te.isDefaultPrevented = function(){\n\t\t\t\treturn false;\n\t\t\t};\n\n\t\t\tvar originalPreventDefault = e.preventDefault;\n\t\t\tvar preventDefaultConstructor = function(){\n\t\t\t\tif( originalPreventDefault ) {\n\t\t\t\t\treturn function(){\n\t\t\t\t\t\te.isDefaultPrevented = returnTrue;\n\t\t\t\t\t\toriginalPreventDefault.call(e);\n\t\t\t\t\t};\n\t\t\t\t} else {\n\t\t\t\t\treturn function(){\n\t\t\t\t\t\te.isDefaultPrevented = returnTrue;\n\t\t\t\t\t\te.returnValue = false;\n\t\t\t\t\t};\n\t\t\t\t}\n\t\t\t};\n\n\t\t\t// thanks https://github.com/jonathantneal/EventListener\n\t\t\te.target = triggeredElement || e.target || e.srcElement;\n\t\t\te.preventDefault = preventDefaultConstructor();\n\t\t\te.stopPropagation = e.stopPropagation || function () {\n\t\t\t\te.cancelBubble = true;\n\t\t\t};\n\n\t\t\tresult = originalCallback.apply(this, [ e ].concat( e._args ) );\n\n\t\t\tif( result === false ){\n\t\t\t\te.preventDefault();\n\t\t\t\te.stopPropagation();\n\t\t\t}\n\n\t\t\treturn result;\n\t\t}\n\n\t\treturn this.each(function(){\n\t\t\tvar domEventCallback,\n\t\t\t\tcustomEventCallback,\n\t\t\t\tcustomEventLoop,\n\t\t\t\toEl = this;\n\n\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\tvar split = evts[ i ].split( \".\" ),\n\t\t\t\t\tevt = split[ 0 ],\n\t\t\t\t\tnamespace = split.length > 0 ? split[ 1 ] : null;\n\n\t\t\t\tdomEventCallback = function( originalEvent ) {\n\t\t\t\t\tif( oEl.ssEventTrigger ) {\n\t\t\t\t\t\toriginalEvent._namespace = oEl.ssEventTrigger._namespace;\n\t\t\t\t\t\toriginalEvent._args = oEl.ssEventTrigger._args;\n\n\t\t\t\t\t\toEl.ssEventTrigger = null;\n\t\t\t\t\t}\n\t\t\t\t\treturn encasedCallback.call( oEl, originalEvent, namespace );\n\t\t\t\t};\n\t\t\t\tcustomEventCallback = null;\n\t\t\t\tcustomEventLoop = null;\n\n\t\t\t\tinitEventCache( this, evt );\n\n\t\t\t\tthis.addEventListener( evt, domEventCallback, false );\n\n\t\t\t\taddToEventCache( this, evt, {\n\t\t\t\t\tcallfunc: customEventCallback || domEventCallback,\n\t\t\t\t\tisCustomEvent: !!customEventCallback,\n\t\t\t\t\tcustomEventLoop: customEventLoop,\n\t\t\t\t\toriginalCallback: originalCallback,\n\t\t\t\t\tnamespace: namespace\n\t\t\t\t});\n\t\t\t}\n\t\t});\n\t};\n\n\tshoestring.fn.on = shoestring.fn.bind;\n\n\t\tshoestring.fn.live = function(){\n\t\tshoestring.error( 'live-delegate' );\n\t};\n\n\tshoestring.fn.delegate = function(){\n\t\tshoestring.error( 'live-delegate' );\n\t};\n\t\n\n\n\t/**\n\t * Unbind a previous bound callback for an event.\n\t *\n\t * @param {string} event The event(s) the callback was bound to..\n\t * @param {function} callback Callback to unbind.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.unbind = function( event, callback ){\n\n\t\t\t\tif( arguments.length >= 3 || typeof callback === \"string\" ){\n\t\t\tshoestring.error( 'off-delegate' );\n\t\t}\n\t\t\n\t\tvar evts = event ? event.split( \" \" ) : [];\n\n\t\treturn this.each(function(){\n\t\t\tif( !this.shoestringData || !this.shoestringData.events ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif( !evts.length ) {\n\t\t\t\tunbindAll.call( this );\n\t\t\t} else {\n\t\t\t\tvar split, evt, namespace;\n\t\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\t\tsplit = evts[ i ].split( \".\" ),\n\t\t\t\t\tevt = split[ 0 ],\n\t\t\t\t\tnamespace = split.length > 0 ? split[ 1 ] : null;\n\n\t\t\t\t\tif( evt ) {\n\t\t\t\t\t\tunbind.call( this, evt, namespace, callback );\n\t\t\t\t\t} else {\n\t\t\t\t\t\tunbindAll.call( this, namespace, callback );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\tfunction unbind( evt, namespace, callback ) {\n\t\tvar bound = this.shoestringData.events[ evt ];\n\t\tif( !(bound && bound.length) ) {\n\t\t\treturn;\n\t\t}\n\n\t\tvar matched = [], j, jl;\n\t\tfor( j = 0, jl = bound.length; j < jl; j++ ) {\n\t\t\tif( !namespace || namespace === bound[ j ].namespace ) {\n\t\t\t\tif( callback === undefined || callback === bound[ j ].originalCallback ) {\n\t\t\t\t\tthis.removeEventListener( evt, bound[ j ].callback, false );\n\t\t\t\t\tmatched.push( j );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tfor( j = 0, jl = matched.length; j < jl; j++ ) {\n\t\t\tthis.shoestringData.events[ evt ].splice( j, 1 );\n\t\t}\n\t}\n\n\tfunction unbindAll( namespace, callback ) {\n\t\tfor( var evtKey in this.shoestringData.events ) {\n\t\t\tunbind.call( this, evtKey, namespace, callback );\n\t\t}\n\t}\n\n\tshoestring.fn.off = shoestring.fn.unbind;\n\n\n\t/**\n\t * Bind a callback to an event for the currrent set of elements, unbind after one occurence.\n\t *\n\t * @param {string} event The event(s) to watch for.\n\t * @param {function} callback Callback to invoke on the event.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.one = function( event, callback ){\n\t\tvar evts = event.split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tvar thisevt, cbs = {},\t$t = shoestring( this );\n\n\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\tthisevt = evts[ i ];\n\n\t\t\t\tcbs[ thisevt ] = function( e ){\n\t\t\t\t\tvar $t = shoestring( this );\n\n\t\t\t\t\tfor( var j in cbs ) {\n\t\t\t\t\t\t$t.unbind( j, cbs[ j ] );\n\t\t\t\t\t}\n\n\t\t\t\t\treturn callback.apply( this, [ e ].concat( e._args ) );\n\t\t\t\t};\n\n\t\t\t\t$t.bind( thisevt, cbs[ thisevt ] );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Trigger an event on the first element in the set, no bubbling, no defaults.\n\t *\n\t * @param {string} event The event(s) to trigger.\n\t * @param {object} args Arguments to append to callback invocations.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.triggerHandler = function( event, args ){\n\t\tvar e = event.split( \" \" )[ 0 ],\n\t\t\tel = this[ 0 ],\n\t\t\tret;\n\n\t\t// See this.fireEvent( 'on' + evts[ i ], document.createEventObject() ); instead of click() etc in trigger.\n\t\tif( doc.createEvent && el.shoestringData && el.shoestringData.events && el.shoestringData.events[ e ] ){\n\t\t\tvar bindings = el.shoestringData.events[ e ];\n\t\t\tfor (var i in bindings ){\n\t\t\t\tif( bindings.hasOwnProperty( i ) ){\n\t\t\t\t\tevent = doc.createEvent( \"Event\" );\n\t\t\t\t\tevent.initEvent( e, true, true );\n\t\t\t\t\tevent._args = args;\n\t\t\t\t\targs.unshift( event );\n\n\t\t\t\t\tret = bindings[ i ].originalCallback.apply( event.target, args );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t};\n\n\n\n\t/**\n\t * Trigger an event on each of the DOM elements in the current set.\n\t *\n\t * @param {string} event The event(s) to trigger.\n\t * @param {object} args Arguments to append to callback invocations.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.trigger = function( event, args ){\n\t\tvar evts = event.split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tvar split, evt, namespace;\n\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\tsplit = evts[ i ].split( \".\" ),\n\t\t\t\tevt = split[ 0 ],\n\t\t\t\tnamespace = split.length > 0 ? split[ 1 ] : null;\n\n\t\t\t\tif( evt === \"click\" ){\n\t\t\t\t\tif( this.tagName === \"INPUT\" && this.type === \"checkbox\" && this.click ){\n\t\t\t\t\t\tthis.click();\n\t\t\t\t\t\treturn false;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif( doc.createEvent ){\n\t\t\t\t\tvar event = doc.createEvent( \"Event\" );\n\t\t\t\t\tevent.initEvent( evt, true, true );\n\t\t\t\t\tevent._args = args;\n\t\t\t\t\tevent._namespace = namespace;\n\n\t\t\t\t\tthis.dispatchEvent( event );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\n\t\tshoestring.fn.hasClass = function(){\n\t\tshoestring.error( 'has-class' );\n\t};\n\t\n\n\n\t\tshoestring.fn.hide = function(){\n\t\tshoestring.error( 'show-hide' );\n\t};\n\t\n\n\n\t\tshoestring.fn.outerWidth = function(){\n\t\tshoestring.error( 'outer-width' );\n\t};\n\t\n\n\n\t\tshoestring.fn.show = function(){\n\t\tshoestring.error( 'show-hide' );\n\t};\n\t\n\n\n\t\tshoestring.fn.click = function(){\n\t\tshoestring.error( 'click' );\n\t};\n\t\n\n\n\t\tshoestring.map = function(){\n\t\tshoestring.error( 'map' );\n\t};\n\t\n\n\n\t\tshoestring.fn.map = function(){\n\t\tshoestring.error( 'map' );\n\t};\n\t\n\n\n\t\tshoestring.trim = function(){\n\t\tshoestring.error( 'trim' );\n\t};\n\t\n\n\n\t(function() {\n\t\tshoestring.trackedMethodsKey = \"shoestringMethods\";\n\n\t\t// simple check for localStorage from Modernizr - https://github.com/Modernizr/Modernizr/blob/master/feature-detects/storage/localstorage.js\n\t\tfunction supportsStorage() {\n\t\t\tvar mod = \"modernizr\";\n\t\t\ttry {\n\t\t\t\tlocalStorage.setItem(mod, mod);\n\t\t\t\tlocalStorage.removeItem(mod);\n\t\t\t\treturn true;\n\t\t\t} catch(e) {\n\t\t\t\treturn false;\n\t\t\t}\n\t\t}\n\n\t\t// return a new function closed over the old implementation\n\t\tfunction recordProxy( old, name ) {\n\t\t\treturn function() {\n\t\t\t\tvar tracked;\n\t\t\t\ttry {\n\t\t\t\t\ttracked = JSON.parse(win.localStorage.getItem( shoestring.trackedMethodsKey ) || \"{}\");\n\t\t\t\t} catch (e) {\n\t\t\t\t\tif( e instanceof SyntaxError) {\n\t\t\t\t\t\ttracked = {};\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\ttracked[ name ] = true;\n\t\t\t\twin.localStorage.setItem( shoestring.trackedMethodsKey, JSON.stringify(tracked) );\n\n\t\t\t\treturn old.apply(this, arguments);\n\t\t\t};\n\t\t}\n\n\t\t// proxy each of the methods defined on fn\n\t\tif( supportsStorage() ){\n\t\t\tfor( var method in shoestring.fn ){\n\t\t\t\tif( shoestring.fn.hasOwnProperty(method) ) {\n\t\t\t\t\tshoestring.fn[ method ] = recordProxy(shoestring.fn[ method ], method);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t})();\n\n\n\n\treturn shoestring;\n}));\n\n},{}],168:[function(require,module,exports){\n/**\n * Swiper 5.4.5\n * Most modern mobile touch slider and framework with hardware accelerated transitions\n * http://swiperjs.com\n *\n * Copyright 2014-2020 Vladimir Kharlampidi\n *\n * Released under the MIT License\n *\n * Released on: June 16, 2020\n */\n\n(function (global, factory) {\n    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :\n    typeof define === 'function' && define.amd ? define(factory) :\n    (global = global || self, global.Swiper = factory());\n}(this, (function () { 'use strict';\n\n    /**\n     * SSR Window 2.0.0\n     * Better handling for window object in SSR environment\n     * https://github.com/nolimits4web/ssr-window\n     *\n     * Copyright 2020, Vladimir Kharlampidi\n     *\n     * Licensed under MIT\n     *\n     * Released on: May 12, 2020\n     */\n    /* eslint-disable no-param-reassign */\n    function isObject(obj) {\n        return (obj !== null &&\n            typeof obj === 'object' &&\n            'constructor' in obj &&\n            obj.constructor === Object);\n    }\n    function extend(target, src) {\n        if (target === void 0) { target = {}; }\n        if (src === void 0) { src = {}; }\n        Object.keys(src).forEach(function (key) {\n            if (typeof target[key] === 'undefined')\n                { target[key] = src[key]; }\n            else if (isObject(src[key]) &&\n                isObject(target[key]) &&\n                Object.keys(src[key]).length > 0) {\n                extend(target[key], src[key]);\n            }\n        });\n    }\n\n    var doc = typeof document !== 'undefined' ? document : {};\n    var ssrDocument = {\n        body: {},\n        addEventListener: function () { },\n        removeEventListener: function () { },\n        activeElement: {\n            blur: function () { },\n            nodeName: '',\n        },\n        querySelector: function () {\n            return null;\n        },\n        querySelectorAll: function () {\n            return [];\n        },\n        getElementById: function () {\n            return null;\n        },\n        createEvent: function () {\n            return {\n                initEvent: function () { },\n            };\n        },\n        createElement: function () {\n            return {\n                children: [],\n                childNodes: [],\n                style: {},\n                setAttribute: function () { },\n                getElementsByTagName: function () {\n                    return [];\n                },\n            };\n        },\n        createElementNS: function () {\n            return {};\n        },\n        importNode: function () {\n            return null;\n        },\n        location: {\n            hash: '',\n            host: '',\n            hostname: '',\n            href: '',\n            origin: '',\n            pathname: '',\n            protocol: '',\n            search: '',\n        },\n    };\n    extend(doc, ssrDocument);\n\n    var win = typeof window !== 'undefined' ? window : {};\n    var ssrWindow = {\n        document: ssrDocument,\n        navigator: {\n            userAgent: '',\n        },\n        location: {\n            hash: '',\n            host: '',\n            hostname: '',\n            href: '',\n            origin: '',\n            pathname: '',\n            protocol: '',\n            search: '',\n        },\n        history: {\n            replaceState: function () { },\n            pushState: function () { },\n            go: function () { },\n            back: function () { },\n        },\n        CustomEvent: function CustomEvent() {\n            return this;\n        },\n        addEventListener: function () { },\n        removeEventListener: function () { },\n        getComputedStyle: function () {\n            return {\n                getPropertyValue: function () {\n                    return '';\n                },\n            };\n        },\n        Image: function () { },\n        Date: function () { },\n        screen: {},\n        setTimeout: function () { },\n        clearTimeout: function () { },\n        matchMedia: function () {\n            return {};\n        },\n    };\n    extend(win, ssrWindow);\n\n    /**\n     * Dom7 2.1.5\n     * Minimalistic JavaScript library for DOM manipulation, with a jQuery-compatible API\n     * http://framework7.io/docs/dom.html\n     *\n     * Copyright 2020, Vladimir Kharlampidi\n     * The iDangero.us\n     * http://www.idangero.us/\n     *\n     * Licensed under MIT\n     *\n     * Released on: May 15, 2020\n     */\n\n    var Dom7 = function Dom7(arr) {\n      var self = this;\n      // Create array-like object\n      for (var i = 0; i < arr.length; i += 1) {\n        self[i] = arr[i];\n      }\n      self.length = arr.length;\n      // Return collection with methods\n      return this;\n    };\n\n    function $(selector, context) {\n      var arr = [];\n      var i = 0;\n      if (selector && !context) {\n        if (selector instanceof Dom7) {\n          return selector;\n        }\n      }\n      if (selector) {\n          // String\n        if (typeof selector === 'string') {\n          var els;\n          var tempParent;\n          var html = selector.trim();\n          if (html.indexOf('<') >= 0 && html.indexOf('>') >= 0) {\n            var toCreate = 'div';\n            if (html.indexOf('<li') === 0) { toCreate = 'ul'; }\n            if (html.indexOf('<tr') === 0) { toCreate = 'tbody'; }\n            if (html.indexOf('<td') === 0 || html.indexOf('<th') === 0) { toCreate = 'tr'; }\n            if (html.indexOf('<tbody') === 0) { toCreate = 'table'; }\n            if (html.indexOf('<option') === 0) { toCreate = 'select'; }\n            tempParent = doc.createElement(toCreate);\n            tempParent.innerHTML = html;\n            for (i = 0; i < tempParent.childNodes.length; i += 1) {\n              arr.push(tempParent.childNodes[i]);\n            }\n          } else {\n            if (!context && selector[0] === '#' && !selector.match(/[ .<>:~]/)) {\n              // Pure ID selector\n              els = [doc.getElementById(selector.trim().split('#')[1])];\n            } else {\n              // Other selectors\n              els = (context || doc).querySelectorAll(selector.trim());\n            }\n            for (i = 0; i < els.length; i += 1) {\n              if (els[i]) { arr.push(els[i]); }\n            }\n          }\n        } else if (selector.nodeType || selector === win || selector === doc) {\n          // Node/element\n          arr.push(selector);\n        } else if (selector.length > 0 && selector[0].nodeType) {\n          // Array of elements or instance of Dom\n          for (i = 0; i < selector.length; i += 1) {\n            arr.push(selector[i]);\n          }\n        }\n      }\n      return new Dom7(arr);\n    }\n\n    $.fn = Dom7.prototype;\n    $.Class = Dom7;\n    $.Dom7 = Dom7;\n\n    function unique(arr) {\n      var uniqueArray = [];\n      for (var i = 0; i < arr.length; i += 1) {\n        if (uniqueArray.indexOf(arr[i]) === -1) { uniqueArray.push(arr[i]); }\n      }\n      return uniqueArray;\n    }\n\n    // Classes and attributes\n    function addClass(className) {\n      if (typeof className === 'undefined') {\n        return this;\n      }\n      var classes = className.split(' ');\n      for (var i = 0; i < classes.length; i += 1) {\n        for (var j = 0; j < this.length; j += 1) {\n          if (typeof this[j] !== 'undefined' && typeof this[j].classList !== 'undefined') { this[j].classList.add(classes[i]); }\n        }\n      }\n      return this;\n    }\n    function removeClass(className) {\n      var classes = className.split(' ');\n      for (var i = 0; i < classes.length; i += 1) {\n        for (var j = 0; j < this.length; j += 1) {\n          if (typeof this[j] !== 'undefined' && typeof this[j].classList !== 'undefined') { this[j].classList.remove(classes[i]); }\n        }\n      }\n      return this;\n    }\n    function hasClass(className) {\n      if (!this[0]) { return false; }\n      return this[0].classList.contains(className);\n    }\n    function toggleClass(className) {\n      var classes = className.split(' ');\n      for (var i = 0; i < classes.length; i += 1) {\n        for (var j = 0; j < this.length; j += 1) {\n          if (typeof this[j] !== 'undefined' && typeof this[j].classList !== 'undefined') { this[j].classList.toggle(classes[i]); }\n        }\n      }\n      return this;\n    }\n    function attr(attrs, value) {\n      var arguments$1 = arguments;\n\n      if (arguments.length === 1 && typeof attrs === 'string') {\n        // Get attr\n        if (this[0]) { return this[0].getAttribute(attrs); }\n        return undefined;\n      }\n\n      // Set attrs\n      for (var i = 0; i < this.length; i += 1) {\n        if (arguments$1.length === 2) {\n          // String\n          this[i].setAttribute(attrs, value);\n        } else {\n          // Object\n          // eslint-disable-next-line\n          for (var attrName in attrs) {\n            this[i][attrName] = attrs[attrName];\n            this[i].setAttribute(attrName, attrs[attrName]);\n          }\n        }\n      }\n      return this;\n    }\n    // eslint-disable-next-line\n    function removeAttr(attr) {\n      for (var i = 0; i < this.length; i += 1) {\n        this[i].removeAttribute(attr);\n      }\n      return this;\n    }\n    function data(key, value) {\n      var el;\n      if (typeof value === 'undefined') {\n        el = this[0];\n        // Get value\n        if (el) {\n          if (el.dom7ElementDataStorage && (key in el.dom7ElementDataStorage)) {\n            return el.dom7ElementDataStorage[key];\n          }\n\n          var dataKey = el.getAttribute((\"data-\" + key));\n          if (dataKey) {\n            return dataKey;\n          }\n          return undefined;\n        }\n        return undefined;\n      }\n\n      // Set value\n      for (var i = 0; i < this.length; i += 1) {\n        el = this[i];\n        if (!el.dom7ElementDataStorage) { el.dom7ElementDataStorage = {}; }\n        el.dom7ElementDataStorage[key] = value;\n      }\n      return this;\n    }\n    // Transforms\n    // eslint-disable-next-line\n    function transform(transform) {\n      for (var i = 0; i < this.length; i += 1) {\n        var elStyle = this[i].style;\n        elStyle.webkitTransform = transform;\n        elStyle.transform = transform;\n      }\n      return this;\n    }\n    function transition(duration) {\n      if (typeof duration !== 'string') {\n        duration = duration + \"ms\"; // eslint-disable-line\n      }\n      for (var i = 0; i < this.length; i += 1) {\n        var elStyle = this[i].style;\n        elStyle.webkitTransitionDuration = duration;\n        elStyle.transitionDuration = duration;\n      }\n      return this;\n    }\n    // Events\n    function on() {\n      var assign;\n\n      var args = [], len = arguments.length;\n      while ( len-- ) args[ len ] = arguments[ len ];\n      var eventType = args[0];\n      var targetSelector = args[1];\n      var listener = args[2];\n      var capture = args[3];\n      if (typeof args[1] === 'function') {\n        (assign = args, eventType = assign[0], listener = assign[1], capture = assign[2]);\n        targetSelector = undefined;\n      }\n      if (!capture) { capture = false; }\n\n      function handleLiveEvent(e) {\n        var target = e.target;\n        if (!target) { return; }\n        var eventData = e.target.dom7EventData || [];\n        if (eventData.indexOf(e) < 0) {\n          eventData.unshift(e);\n        }\n        if ($(target).is(targetSelector)) { listener.apply(target, eventData); }\n        else {\n          var parents = $(target).parents(); // eslint-disable-line\n          for (var k = 0; k < parents.length; k += 1) {\n            if ($(parents[k]).is(targetSelector)) { listener.apply(parents[k], eventData); }\n          }\n        }\n      }\n      function handleEvent(e) {\n        var eventData = e && e.target ? e.target.dom7EventData || [] : [];\n        if (eventData.indexOf(e) < 0) {\n          eventData.unshift(e);\n        }\n        listener.apply(this, eventData);\n      }\n      var events = eventType.split(' ');\n      var j;\n      for (var i = 0; i < this.length; i += 1) {\n        var el = this[i];\n        if (!targetSelector) {\n          for (j = 0; j < events.length; j += 1) {\n            var event = events[j];\n            if (!el.dom7Listeners) { el.dom7Listeners = {}; }\n            if (!el.dom7Listeners[event]) { el.dom7Listeners[event] = []; }\n            el.dom7Listeners[event].push({\n              listener: listener,\n              proxyListener: handleEvent,\n            });\n            el.addEventListener(event, handleEvent, capture);\n          }\n        } else {\n          // Live events\n          for (j = 0; j < events.length; j += 1) {\n            var event$1 = events[j];\n            if (!el.dom7LiveListeners) { el.dom7LiveListeners = {}; }\n            if (!el.dom7LiveListeners[event$1]) { el.dom7LiveListeners[event$1] = []; }\n            el.dom7LiveListeners[event$1].push({\n              listener: listener,\n              proxyListener: handleLiveEvent,\n            });\n            el.addEventListener(event$1, handleLiveEvent, capture);\n          }\n        }\n      }\n      return this;\n    }\n    function off() {\n      var assign;\n\n      var args = [], len = arguments.length;\n      while ( len-- ) args[ len ] = arguments[ len ];\n      var eventType = args[0];\n      var targetSelector = args[1];\n      var listener = args[2];\n      var capture = args[3];\n      if (typeof args[1] === 'function') {\n        (assign = args, eventType = assign[0], listener = assign[1], capture = assign[2]);\n        targetSelector = undefined;\n      }\n      if (!capture) { capture = false; }\n\n      var events = eventType.split(' ');\n      for (var i = 0; i < events.length; i += 1) {\n        var event = events[i];\n        for (var j = 0; j < this.length; j += 1) {\n          var el = this[j];\n          var handlers = (void 0);\n          if (!targetSelector && el.dom7Listeners) {\n            handlers = el.dom7Listeners[event];\n          } else if (targetSelector && el.dom7LiveListeners) {\n            handlers = el.dom7LiveListeners[event];\n          }\n          if (handlers && handlers.length) {\n            for (var k = handlers.length - 1; k >= 0; k -= 1) {\n              var handler = handlers[k];\n              if (listener && handler.listener === listener) {\n                el.removeEventListener(event, handler.proxyListener, capture);\n                handlers.splice(k, 1);\n              } else if (listener && handler.listener && handler.listener.dom7proxy && handler.listener.dom7proxy === listener) {\n                el.removeEventListener(event, handler.proxyListener, capture);\n                handlers.splice(k, 1);\n              } else if (!listener) {\n                el.removeEventListener(event, handler.proxyListener, capture);\n                handlers.splice(k, 1);\n              }\n            }\n          }\n        }\n      }\n      return this;\n    }\n    function trigger() {\n      var args = [], len = arguments.length;\n      while ( len-- ) args[ len ] = arguments[ len ];\n\n      var events = args[0].split(' ');\n      var eventData = args[1];\n      for (var i = 0; i < events.length; i += 1) {\n        var event = events[i];\n        for (var j = 0; j < this.length; j += 1) {\n          var el = this[j];\n          var evt = (void 0);\n          try {\n            evt = new win.CustomEvent(event, {\n              detail: eventData,\n              bubbles: true,\n              cancelable: true,\n            });\n          } catch (e) {\n            evt = doc.createEvent('Event');\n            evt.initEvent(event, true, true);\n            evt.detail = eventData;\n          }\n          // eslint-disable-next-line\n          el.dom7EventData = args.filter(function (data, dataIndex) { return dataIndex > 0; });\n          el.dispatchEvent(evt);\n          el.dom7EventData = [];\n          delete el.dom7EventData;\n        }\n      }\n      return this;\n    }\n    function transitionEnd(callback) {\n      var events = ['webkitTransitionEnd', 'transitionend'];\n      var dom = this;\n      var i;\n      function fireCallBack(e) {\n        /* jshint validthis:true */\n        if (e.target !== this) { return; }\n        callback.call(this, e);\n        for (i = 0; i < events.length; i += 1) {\n          dom.off(events[i], fireCallBack);\n        }\n      }\n      if (callback) {\n        for (i = 0; i < events.length; i += 1) {\n          dom.on(events[i], fireCallBack);\n        }\n      }\n      return this;\n    }\n    function outerWidth(includeMargins) {\n      if (this.length > 0) {\n        if (includeMargins) {\n          // eslint-disable-next-line\n          var styles = this.styles();\n          return this[0].offsetWidth + parseFloat(styles.getPropertyValue('margin-right')) + parseFloat(styles.getPropertyValue('margin-left'));\n        }\n        return this[0].offsetWidth;\n      }\n      return null;\n    }\n    function outerHeight(includeMargins) {\n      if (this.length > 0) {\n        if (includeMargins) {\n          // eslint-disable-next-line\n          var styles = this.styles();\n          return this[0].offsetHeight + parseFloat(styles.getPropertyValue('margin-top')) + parseFloat(styles.getPropertyValue('margin-bottom'));\n        }\n        return this[0].offsetHeight;\n      }\n      return null;\n    }\n    function offset() {\n      if (this.length > 0) {\n        var el = this[0];\n        var box = el.getBoundingClientRect();\n        var body = doc.body;\n        var clientTop = el.clientTop || body.clientTop || 0;\n        var clientLeft = el.clientLeft || body.clientLeft || 0;\n        var scrollTop = el === win ? win.scrollY : el.scrollTop;\n        var scrollLeft = el === win ? win.scrollX : el.scrollLeft;\n        return {\n          top: (box.top + scrollTop) - clientTop,\n          left: (box.left + scrollLeft) - clientLeft,\n        };\n      }\n\n      return null;\n    }\n    function styles() {\n      if (this[0]) { return win.getComputedStyle(this[0], null); }\n      return {};\n    }\n    function css(props, value) {\n      var i;\n      if (arguments.length === 1) {\n        if (typeof props === 'string') {\n          if (this[0]) { return win.getComputedStyle(this[0], null).getPropertyValue(props); }\n        } else {\n          for (i = 0; i < this.length; i += 1) {\n            // eslint-disable-next-line\n            for (var prop in props) {\n              this[i].style[prop] = props[prop];\n            }\n          }\n          return this;\n        }\n      }\n      if (arguments.length === 2 && typeof props === 'string') {\n        for (i = 0; i < this.length; i += 1) {\n          this[i].style[props] = value;\n        }\n        return this;\n      }\n      return this;\n    }\n    // Iterate over the collection passing elements to `callback`\n    function each(callback) {\n      // Don't bother continuing without a callback\n      if (!callback) { return this; }\n      // Iterate over the current collection\n      for (var i = 0; i < this.length; i += 1) {\n        // If the callback returns false\n        if (callback.call(this[i], i, this[i]) === false) {\n          // End the loop early\n          return this;\n        }\n      }\n      // Return `this` to allow chained DOM operations\n      return this;\n    }\n    function filter(callback) {\n      var matchedItems = [];\n      var dom = this;\n      for (var i = 0; i < dom.length; i += 1) {\n        if (callback.call(dom[i], i, dom[i])) { matchedItems.push(dom[i]); }\n      }\n      return new Dom7(matchedItems);\n    }\n    // eslint-disable-next-line\n    function html(html) {\n      if (typeof html === 'undefined') {\n        return this[0] ? this[0].innerHTML : undefined;\n      }\n\n      for (var i = 0; i < this.length; i += 1) {\n        this[i].innerHTML = html;\n      }\n      return this;\n    }\n    // eslint-disable-next-line\n    function text(text) {\n      if (typeof text === 'undefined') {\n        if (this[0]) {\n          return this[0].textContent.trim();\n        }\n        return null;\n      }\n\n      for (var i = 0; i < this.length; i += 1) {\n        this[i].textContent = text;\n      }\n      return this;\n    }\n    function is(selector) {\n      var el = this[0];\n      var compareWith;\n      var i;\n      if (!el || typeof selector === 'undefined') { return false; }\n      if (typeof selector === 'string') {\n        if (el.matches) { return el.matches(selector); }\n        else if (el.webkitMatchesSelector) { return el.webkitMatchesSelector(selector); }\n        else if (el.msMatchesSelector) { return el.msMatchesSelector(selector); }\n\n        compareWith = $(selector);\n        for (i = 0; i < compareWith.length; i += 1) {\n          if (compareWith[i] === el) { return true; }\n        }\n        return false;\n      } else if (selector === doc) { return el === doc; }\n      else if (selector === win) { return el === win; }\n\n      if (selector.nodeType || selector instanceof Dom7) {\n        compareWith = selector.nodeType ? [selector] : selector;\n        for (i = 0; i < compareWith.length; i += 1) {\n          if (compareWith[i] === el) { return true; }\n        }\n        return false;\n      }\n      return false;\n    }\n    function index() {\n      var child = this[0];\n      var i;\n      if (child) {\n        i = 0;\n        // eslint-disable-next-line\n        while ((child = child.previousSibling) !== null) {\n          if (child.nodeType === 1) { i += 1; }\n        }\n        return i;\n      }\n      return undefined;\n    }\n    // eslint-disable-next-line\n    function eq(index) {\n      if (typeof index === 'undefined') { return this; }\n      var length = this.length;\n      var returnIndex;\n      if (index > length - 1) {\n        return new Dom7([]);\n      }\n      if (index < 0) {\n        returnIndex = length + index;\n        if (returnIndex < 0) { return new Dom7([]); }\n        return new Dom7([this[returnIndex]]);\n      }\n      return new Dom7([this[index]]);\n    }\n    function append() {\n      var args = [], len = arguments.length;\n      while ( len-- ) args[ len ] = arguments[ len ];\n\n      var newChild;\n\n      for (var k = 0; k < args.length; k += 1) {\n        newChild = args[k];\n        for (var i = 0; i < this.length; i += 1) {\n          if (typeof newChild === 'string') {\n            var tempDiv = doc.createElement('div');\n            tempDiv.innerHTML = newChild;\n            while (tempDiv.firstChild) {\n              this[i].appendChild(tempDiv.firstChild);\n            }\n          } else if (newChild instanceof Dom7) {\n            for (var j = 0; j < newChild.length; j += 1) {\n              this[i].appendChild(newChild[j]);\n            }\n          } else {\n            this[i].appendChild(newChild);\n          }\n        }\n      }\n\n      return this;\n    }\n    function prepend(newChild) {\n      var i;\n      var j;\n      for (i = 0; i < this.length; i += 1) {\n        if (typeof newChild === 'string') {\n          var tempDiv = doc.createElement('div');\n          tempDiv.innerHTML = newChild;\n          for (j = tempDiv.childNodes.length - 1; j >= 0; j -= 1) {\n            this[i].insertBefore(tempDiv.childNodes[j], this[i].childNodes[0]);\n          }\n        } else if (newChild instanceof Dom7) {\n          for (j = 0; j < newChild.length; j += 1) {\n            this[i].insertBefore(newChild[j], this[i].childNodes[0]);\n          }\n        } else {\n          this[i].insertBefore(newChild, this[i].childNodes[0]);\n        }\n      }\n      return this;\n    }\n    function next(selector) {\n      if (this.length > 0) {\n        if (selector) {\n          if (this[0].nextElementSibling && $(this[0].nextElementSibling).is(selector)) {\n            return new Dom7([this[0].nextElementSibling]);\n          }\n          return new Dom7([]);\n        }\n\n        if (this[0].nextElementSibling) { return new Dom7([this[0].nextElementSibling]); }\n        return new Dom7([]);\n      }\n      return new Dom7([]);\n    }\n    function nextAll(selector) {\n      var nextEls = [];\n      var el = this[0];\n      if (!el) { return new Dom7([]); }\n      while (el.nextElementSibling) {\n        var next = el.nextElementSibling; // eslint-disable-line\n        if (selector) {\n          if ($(next).is(selector)) { nextEls.push(next); }\n        } else { nextEls.push(next); }\n        el = next;\n      }\n      return new Dom7(nextEls);\n    }\n    function prev(selector) {\n      if (this.length > 0) {\n        var el = this[0];\n        if (selector) {\n          if (el.previousElementSibling && $(el.previousElementSibling).is(selector)) {\n            return new Dom7([el.previousElementSibling]);\n          }\n          return new Dom7([]);\n        }\n\n        if (el.previousElementSibling) { return new Dom7([el.previousElementSibling]); }\n        return new Dom7([]);\n      }\n      return new Dom7([]);\n    }\n    function prevAll(selector) {\n      var prevEls = [];\n      var el = this[0];\n      if (!el) { return new Dom7([]); }\n      while (el.previousElementSibling) {\n        var prev = el.previousElementSibling; // eslint-disable-line\n        if (selector) {\n          if ($(prev).is(selector)) { prevEls.push(prev); }\n        } else { prevEls.push(prev); }\n        el = prev;\n      }\n      return new Dom7(prevEls);\n    }\n    function parent(selector) {\n      var parents = []; // eslint-disable-line\n      for (var i = 0; i < this.length; i += 1) {\n        if (this[i].parentNode !== null) {\n          if (selector) {\n            if ($(this[i].parentNode).is(selector)) { parents.push(this[i].parentNode); }\n          } else {\n            parents.push(this[i].parentNode);\n          }\n        }\n      }\n      return $(unique(parents));\n    }\n    function parents(selector) {\n      var parents = []; // eslint-disable-line\n      for (var i = 0; i < this.length; i += 1) {\n        var parent = this[i].parentNode; // eslint-disable-line\n        while (parent) {\n          if (selector) {\n            if ($(parent).is(selector)) { parents.push(parent); }\n          } else {\n            parents.push(parent);\n          }\n          parent = parent.parentNode;\n        }\n      }\n      return $(unique(parents));\n    }\n    function closest(selector) {\n      var closest = this; // eslint-disable-line\n      if (typeof selector === 'undefined') {\n        return new Dom7([]);\n      }\n      if (!closest.is(selector)) {\n        closest = closest.parents(selector).eq(0);\n      }\n      return closest;\n    }\n    function find(selector) {\n      var foundElements = [];\n      for (var i = 0; i < this.length; i += 1) {\n        var found = this[i].querySelectorAll(selector);\n        for (var j = 0; j < found.length; j += 1) {\n          foundElements.push(found[j]);\n        }\n      }\n      return new Dom7(foundElements);\n    }\n    function children(selector) {\n      var children = []; // eslint-disable-line\n      for (var i = 0; i < this.length; i += 1) {\n        var childNodes = this[i].childNodes;\n\n        for (var j = 0; j < childNodes.length; j += 1) {\n          if (!selector) {\n            if (childNodes[j].nodeType === 1) { children.push(childNodes[j]); }\n          } else if (childNodes[j].nodeType === 1 && $(childNodes[j]).is(selector)) {\n            children.push(childNodes[j]);\n          }\n        }\n      }\n      return new Dom7(unique(children));\n    }\n    function remove() {\n      for (var i = 0; i < this.length; i += 1) {\n        if (this[i].parentNode) { this[i].parentNode.removeChild(this[i]); }\n      }\n      return this;\n    }\n    function add() {\n      var args = [], len = arguments.length;\n      while ( len-- ) args[ len ] = arguments[ len ];\n\n      var dom = this;\n      var i;\n      var j;\n      for (i = 0; i < args.length; i += 1) {\n        var toAdd = $(args[i]);\n        for (j = 0; j < toAdd.length; j += 1) {\n          dom[dom.length] = toAdd[j];\n          dom.length += 1;\n        }\n      }\n      return dom;\n    }\n\n    var Methods = {\n      addClass: addClass,\n      removeClass: removeClass,\n      hasClass: hasClass,\n      toggleClass: toggleClass,\n      attr: attr,\n      removeAttr: removeAttr,\n      data: data,\n      transform: transform,\n      transition: transition,\n      on: on,\n      off: off,\n      trigger: trigger,\n      transitionEnd: transitionEnd,\n      outerWidth: outerWidth,\n      outerHeight: outerHeight,\n      offset: offset,\n      css: css,\n      each: each,\n      html: html,\n      text: text,\n      is: is,\n      index: index,\n      eq: eq,\n      append: append,\n      prepend: prepend,\n      next: next,\n      nextAll: nextAll,\n      prev: prev,\n      prevAll: prevAll,\n      parent: parent,\n      parents: parents,\n      closest: closest,\n      find: find,\n      children: children,\n      filter: filter,\n      remove: remove,\n      add: add,\n      styles: styles,\n    };\n\n    Object.keys(Methods).forEach(function (methodName) {\n      $.fn[methodName] = $.fn[methodName] || Methods[methodName];\n    });\n\n    var Utils = {\n      deleteProps: function deleteProps(obj) {\n        var object = obj;\n        Object.keys(object).forEach(function (key) {\n          try {\n            object[key] = null;\n          } catch (e) {\n            // no getter for object\n          }\n          try {\n            delete object[key];\n          } catch (e) {\n            // something got wrong\n          }\n        });\n      },\n      nextTick: function nextTick(callback, delay) {\n        if ( delay === void 0 ) delay = 0;\n\n        return setTimeout(callback, delay);\n      },\n      now: function now() {\n        return Date.now();\n      },\n      getTranslate: function getTranslate(el, axis) {\n        if ( axis === void 0 ) axis = 'x';\n\n        var matrix;\n        var curTransform;\n        var transformMatrix;\n\n        var curStyle = win.getComputedStyle(el, null);\n\n        if (win.WebKitCSSMatrix) {\n          curTransform = curStyle.transform || curStyle.webkitTransform;\n          if (curTransform.split(',').length > 6) {\n            curTransform = curTransform.split(', ').map(function (a) { return a.replace(',', '.'); }).join(', ');\n          }\n          // Some old versions of Webkit choke when 'none' is passed; pass\n          // empty string instead in this case\n          transformMatrix = new win.WebKitCSSMatrix(curTransform === 'none' ? '' : curTransform);\n        } else {\n          transformMatrix = curStyle.MozTransform || curStyle.OTransform || curStyle.MsTransform || curStyle.msTransform || curStyle.transform || curStyle.getPropertyValue('transform').replace('translate(', 'matrix(1, 0, 0, 1,');\n          matrix = transformMatrix.toString().split(',');\n        }\n\n        if (axis === 'x') {\n          // Latest Chrome and webkits Fix\n          if (win.WebKitCSSMatrix) { curTransform = transformMatrix.m41; }\n          // Crazy IE10 Matrix\n          else if (matrix.length === 16) { curTransform = parseFloat(matrix[12]); }\n          // Normal Browsers\n          else { curTransform = parseFloat(matrix[4]); }\n        }\n        if (axis === 'y') {\n          // Latest Chrome and webkits Fix\n          if (win.WebKitCSSMatrix) { curTransform = transformMatrix.m42; }\n          // Crazy IE10 Matrix\n          else if (matrix.length === 16) { curTransform = parseFloat(matrix[13]); }\n          // Normal Browsers\n          else { curTransform = parseFloat(matrix[5]); }\n        }\n        return curTransform || 0;\n      },\n      parseUrlQuery: function parseUrlQuery(url) {\n        var query = {};\n        var urlToParse = url || win.location.href;\n        var i;\n        var params;\n        var param;\n        var length;\n        if (typeof urlToParse === 'string' && urlToParse.length) {\n          urlToParse = urlToParse.indexOf('?') > -1 ? urlToParse.replace(/\\S*\\?/, '') : '';\n          params = urlToParse.split('&').filter(function (paramsPart) { return paramsPart !== ''; });\n          length = params.length;\n\n          for (i = 0; i < length; i += 1) {\n            param = params[i].replace(/#\\S+/g, '').split('=');\n            query[decodeURIComponent(param[0])] = typeof param[1] === 'undefined' ? undefined : decodeURIComponent(param[1]) || '';\n          }\n        }\n        return query;\n      },\n      isObject: function isObject(o) {\n        return typeof o === 'object' && o !== null && o.constructor && o.constructor === Object;\n      },\n      extend: function extend() {\n        var args = [], len$1 = arguments.length;\n        while ( len$1-- ) args[ len$1 ] = arguments[ len$1 ];\n\n        var to = Object(args[0]);\n        for (var i = 1; i < args.length; i += 1) {\n          var nextSource = args[i];\n          if (nextSource !== undefined && nextSource !== null) {\n            var keysArray = Object.keys(Object(nextSource));\n            for (var nextIndex = 0, len = keysArray.length; nextIndex < len; nextIndex += 1) {\n              var nextKey = keysArray[nextIndex];\n              var desc = Object.getOwnPropertyDescriptor(nextSource, nextKey);\n              if (desc !== undefined && desc.enumerable) {\n                if (Utils.isObject(to[nextKey]) && Utils.isObject(nextSource[nextKey])) {\n                  Utils.extend(to[nextKey], nextSource[nextKey]);\n                } else if (!Utils.isObject(to[nextKey]) && Utils.isObject(nextSource[nextKey])) {\n                  to[nextKey] = {};\n                  Utils.extend(to[nextKey], nextSource[nextKey]);\n                } else {\n                  to[nextKey] = nextSource[nextKey];\n                }\n              }\n            }\n          }\n        }\n        return to;\n      },\n    };\n\n    var Support = (function Support() {\n      return {\n        touch: !!(('ontouchstart' in win) || (win.DocumentTouch && doc instanceof win.DocumentTouch)),\n\n        pointerEvents: !!win.PointerEvent && ('maxTouchPoints' in win.navigator) && win.navigator.maxTouchPoints >= 0,\n\n        observer: (function checkObserver() {\n          return ('MutationObserver' in win || 'WebkitMutationObserver' in win);\n        }()),\n\n        passiveListener: (function checkPassiveListener() {\n          var supportsPassive = false;\n          try {\n            var opts = Object.defineProperty({}, 'passive', {\n              // eslint-disable-next-line\n              get: function get() {\n                supportsPassive = true;\n              },\n            });\n            win.addEventListener('testPassiveListener', null, opts);\n          } catch (e) {\n            // No support\n          }\n          return supportsPassive;\n        }()),\n\n        gestures: (function checkGestures() {\n          return 'ongesturestart' in win;\n        }()),\n      };\n    }());\n\n    var SwiperClass = function SwiperClass(params) {\n      if ( params === void 0 ) params = {};\n\n      var self = this;\n      self.params = params;\n\n      // Events\n      self.eventsListeners = {};\n\n      if (self.params && self.params.on) {\n        Object.keys(self.params.on).forEach(function (eventName) {\n          self.on(eventName, self.params.on[eventName]);\n        });\n      }\n    };\n\n    var staticAccessors = { components: { configurable: true } };\n\n    SwiperClass.prototype.on = function on (events, handler, priority) {\n      var self = this;\n      if (typeof handler !== 'function') { return self; }\n      var method = priority ? 'unshift' : 'push';\n      events.split(' ').forEach(function (event) {\n        if (!self.eventsListeners[event]) { self.eventsListeners[event] = []; }\n        self.eventsListeners[event][method](handler);\n      });\n      return self;\n    };\n\n    SwiperClass.prototype.once = function once (events, handler, priority) {\n      var self = this;\n      if (typeof handler !== 'function') { return self; }\n      function onceHandler() {\n          var args = [], len = arguments.length;\n          while ( len-- ) args[ len ] = arguments[ len ];\n\n        self.off(events, onceHandler);\n        if (onceHandler.f7proxy) {\n          delete onceHandler.f7proxy;\n        }\n        handler.apply(self, args);\n      }\n      onceHandler.f7proxy = handler;\n      return self.on(events, onceHandler, priority);\n    };\n\n    SwiperClass.prototype.off = function off (events, handler) {\n      var self = this;\n      if (!self.eventsListeners) { return self; }\n      events.split(' ').forEach(function (event) {\n        if (typeof handler === 'undefined') {\n          self.eventsListeners[event] = [];\n        } else if (self.eventsListeners[event] && self.eventsListeners[event].length) {\n          self.eventsListeners[event].forEach(function (eventHandler, index) {\n            if (eventHandler === handler || (eventHandler.f7proxy && eventHandler.f7proxy === handler)) {\n              self.eventsListeners[event].splice(index, 1);\n            }\n          });\n        }\n      });\n      return self;\n    };\n\n    SwiperClass.prototype.emit = function emit () {\n        var args = [], len = arguments.length;\n        while ( len-- ) args[ len ] = arguments[ len ];\n\n      var self = this;\n      if (!self.eventsListeners) { return self; }\n      var events;\n      var data;\n      var context;\n      if (typeof args[0] === 'string' || Array.isArray(args[0])) {\n        events = args[0];\n        data = args.slice(1, args.length);\n        context = self;\n      } else {\n        events = args[0].events;\n        data = args[0].data;\n        context = args[0].context || self;\n      }\n      var eventsArray = Array.isArray(events) ? events : events.split(' ');\n      eventsArray.forEach(function (event) {\n        if (self.eventsListeners && self.eventsListeners[event]) {\n          var handlers = [];\n          self.eventsListeners[event].forEach(function (eventHandler) {\n            handlers.push(eventHandler);\n          });\n          handlers.forEach(function (eventHandler) {\n            eventHandler.apply(context, data);\n          });\n        }\n      });\n      return self;\n    };\n\n    SwiperClass.prototype.useModulesParams = function useModulesParams (instanceParams) {\n      var instance = this;\n      if (!instance.modules) { return; }\n      Object.keys(instance.modules).forEach(function (moduleName) {\n        var module = instance.modules[moduleName];\n        // Extend params\n        if (module.params) {\n          Utils.extend(instanceParams, module.params);\n        }\n      });\n    };\n\n    SwiperClass.prototype.useModules = function useModules (modulesParams) {\n        if ( modulesParams === void 0 ) modulesParams = {};\n\n      var instance = this;\n      if (!instance.modules) { return; }\n      Object.keys(instance.modules).forEach(function (moduleName) {\n        var module = instance.modules[moduleName];\n        var moduleParams = modulesParams[moduleName] || {};\n        // Extend instance methods and props\n        if (module.instance) {\n          Object.keys(module.instance).forEach(function (modulePropName) {\n            var moduleProp = module.instance[modulePropName];\n            if (typeof moduleProp === 'function') {\n              instance[modulePropName] = moduleProp.bind(instance);\n            } else {\n              instance[modulePropName] = moduleProp;\n            }\n          });\n        }\n        // Add event listeners\n        if (module.on && instance.on) {\n          Object.keys(module.on).forEach(function (moduleEventName) {\n            instance.on(moduleEventName, module.on[moduleEventName]);\n          });\n        }\n\n        // Module create callback\n        if (module.create) {\n          module.create.bind(instance)(moduleParams);\n        }\n      });\n    };\n\n    staticAccessors.components.set = function (components) {\n      var Class = this;\n      if (!Class.use) { return; }\n      Class.use(components);\n    };\n\n    SwiperClass.installModule = function installModule (module) {\n        var params = [], len = arguments.length - 1;\n        while ( len-- > 0 ) params[ len ] = arguments[ len + 1 ];\n\n      var Class = this;\n      if (!Class.prototype.modules) { Class.prototype.modules = {}; }\n      var name = module.name || (((Object.keys(Class.prototype.modules).length) + \"_\" + (Utils.now())));\n      Class.prototype.modules[name] = module;\n      // Prototype\n      if (module.proto) {\n        Object.keys(module.proto).forEach(function (key) {\n          Class.prototype[key] = module.proto[key];\n        });\n      }\n      // Class\n      if (module.static) {\n        Object.keys(module.static).forEach(function (key) {\n          Class[key] = module.static[key];\n        });\n      }\n      // Callback\n      if (module.install) {\n        module.install.apply(Class, params);\n      }\n      return Class;\n    };\n\n    SwiperClass.use = function use (module) {\n        var params = [], len = arguments.length - 1;\n        while ( len-- > 0 ) params[ len ] = arguments[ len + 1 ];\n\n      var Class = this;\n      if (Array.isArray(module)) {\n        module.forEach(function (m) { return Class.installModule(m); });\n        return Class;\n      }\n      return Class.installModule.apply(Class, [ module ].concat( params ));\n    };\n\n    Object.defineProperties( SwiperClass, staticAccessors );\n\n    function updateSize () {\n      var swiper = this;\n      var width;\n      var height;\n      var $el = swiper.$el;\n      if (typeof swiper.params.width !== 'undefined') {\n        width = swiper.params.width;\n      } else {\n        width = $el[0].clientWidth;\n      }\n      if (typeof swiper.params.height !== 'undefined') {\n        height = swiper.params.height;\n      } else {\n        height = $el[0].clientHeight;\n      }\n      if ((width === 0 && swiper.isHorizontal()) || (height === 0 && swiper.isVertical())) {\n        return;\n      }\n\n      // Subtract paddings\n      width = width - parseInt($el.css('padding-left'), 10) - parseInt($el.css('padding-right'), 10);\n      height = height - parseInt($el.css('padding-top'), 10) - parseInt($el.css('padding-bottom'), 10);\n\n      Utils.extend(swiper, {\n        width: width,\n        height: height,\n        size: swiper.isHorizontal() ? width : height,\n      });\n    }\n\n    function updateSlides () {\n      var swiper = this;\n      var params = swiper.params;\n\n      var $wrapperEl = swiper.$wrapperEl;\n      var swiperSize = swiper.size;\n      var rtl = swiper.rtlTranslate;\n      var wrongRTL = swiper.wrongRTL;\n      var isVirtual = swiper.virtual && params.virtual.enabled;\n      var previousSlidesLength = isVirtual ? swiper.virtual.slides.length : swiper.slides.length;\n      var slides = $wrapperEl.children((\".\" + (swiper.params.slideClass)));\n      var slidesLength = isVirtual ? swiper.virtual.slides.length : slides.length;\n      var snapGrid = [];\n      var slidesGrid = [];\n      var slidesSizesGrid = [];\n\n      function slidesForMargin(slideIndex) {\n        if (!params.cssMode) { return true; }\n        if (slideIndex === slides.length - 1) {\n          return false;\n        }\n        return true;\n      }\n\n      var offsetBefore = params.slidesOffsetBefore;\n      if (typeof offsetBefore === 'function') {\n        offsetBefore = params.slidesOffsetBefore.call(swiper);\n      }\n\n      var offsetAfter = params.slidesOffsetAfter;\n      if (typeof offsetAfter === 'function') {\n        offsetAfter = params.slidesOffsetAfter.call(swiper);\n      }\n\n      var previousSnapGridLength = swiper.snapGrid.length;\n      var previousSlidesGridLength = swiper.snapGrid.length;\n\n      var spaceBetween = params.spaceBetween;\n      var slidePosition = -offsetBefore;\n      var prevSlideSize = 0;\n      var index = 0;\n      if (typeof swiperSize === 'undefined') {\n        return;\n      }\n      if (typeof spaceBetween === 'string' && spaceBetween.indexOf('%') >= 0) {\n        spaceBetween = (parseFloat(spaceBetween.replace('%', '')) / 100) * swiperSize;\n      }\n\n      swiper.virtualSize = -spaceBetween;\n\n      // reset margins\n      if (rtl) { slides.css({ marginLeft: '', marginTop: '' }); }\n      else { slides.css({ marginRight: '', marginBottom: '' }); }\n\n      var slidesNumberEvenToRows;\n      if (params.slidesPerColumn > 1) {\n        if (Math.floor(slidesLength / params.slidesPerColumn) === slidesLength / swiper.params.slidesPerColumn) {\n          slidesNumberEvenToRows = slidesLength;\n        } else {\n          slidesNumberEvenToRows = Math.ceil(slidesLength / params.slidesPerColumn) * params.slidesPerColumn;\n        }\n        if (params.slidesPerView !== 'auto' && params.slidesPerColumnFill === 'row') {\n          slidesNumberEvenToRows = Math.max(slidesNumberEvenToRows, params.slidesPerView * params.slidesPerColumn);\n        }\n      }\n\n      // Calc slides\n      var slideSize;\n      var slidesPerColumn = params.slidesPerColumn;\n      var slidesPerRow = slidesNumberEvenToRows / slidesPerColumn;\n      var numFullColumns = Math.floor(slidesLength / params.slidesPerColumn);\n      for (var i = 0; i < slidesLength; i += 1) {\n        slideSize = 0;\n        var slide = slides.eq(i);\n        if (params.slidesPerColumn > 1) {\n          // Set slides order\n          var newSlideOrderIndex = (void 0);\n          var column = (void 0);\n          var row = (void 0);\n          if (params.slidesPerColumnFill === 'row' && params.slidesPerGroup > 1) {\n            var groupIndex = Math.floor(i / (params.slidesPerGroup * params.slidesPerColumn));\n            var slideIndexInGroup = i - params.slidesPerColumn * params.slidesPerGroup * groupIndex;\n            var columnsInGroup = groupIndex === 0\n              ? params.slidesPerGroup\n              : Math.min(Math.ceil((slidesLength - groupIndex * slidesPerColumn * params.slidesPerGroup) / slidesPerColumn), params.slidesPerGroup);\n            row = Math.floor(slideIndexInGroup / columnsInGroup);\n            column = (slideIndexInGroup - row * columnsInGroup) + groupIndex * params.slidesPerGroup;\n\n            newSlideOrderIndex = column + ((row * slidesNumberEvenToRows) / slidesPerColumn);\n            slide\n              .css({\n                '-webkit-box-ordinal-group': newSlideOrderIndex,\n                '-moz-box-ordinal-group': newSlideOrderIndex,\n                '-ms-flex-order': newSlideOrderIndex,\n                '-webkit-order': newSlideOrderIndex,\n                order: newSlideOrderIndex,\n              });\n          } else if (params.slidesPerColumnFill === 'column') {\n            column = Math.floor(i / slidesPerColumn);\n            row = i - (column * slidesPerColumn);\n            if (column > numFullColumns || (column === numFullColumns && row === slidesPerColumn - 1)) {\n              row += 1;\n              if (row >= slidesPerColumn) {\n                row = 0;\n                column += 1;\n              }\n            }\n          } else {\n            row = Math.floor(i / slidesPerRow);\n            column = i - (row * slidesPerRow);\n          }\n          slide.css(\n            (\"margin-\" + (swiper.isHorizontal() ? 'top' : 'left')),\n            (row !== 0 && params.spaceBetween) && (((params.spaceBetween) + \"px\"))\n          );\n        }\n        if (slide.css('display') === 'none') { continue; } // eslint-disable-line\n\n        if (params.slidesPerView === 'auto') {\n          var slideStyles = win.getComputedStyle(slide[0], null);\n          var currentTransform = slide[0].style.transform;\n          var currentWebKitTransform = slide[0].style.webkitTransform;\n          if (currentTransform) {\n            slide[0].style.transform = 'none';\n          }\n          if (currentWebKitTransform) {\n            slide[0].style.webkitTransform = 'none';\n          }\n          if (params.roundLengths) {\n            slideSize = swiper.isHorizontal()\n              ? slide.outerWidth(true)\n              : slide.outerHeight(true);\n          } else {\n            // eslint-disable-next-line\n            if (swiper.isHorizontal()) {\n              var width = parseFloat(slideStyles.getPropertyValue('width'));\n              var paddingLeft = parseFloat(slideStyles.getPropertyValue('padding-left'));\n              var paddingRight = parseFloat(slideStyles.getPropertyValue('padding-right'));\n              var marginLeft = parseFloat(slideStyles.getPropertyValue('margin-left'));\n              var marginRight = parseFloat(slideStyles.getPropertyValue('margin-right'));\n              var boxSizing = slideStyles.getPropertyValue('box-sizing');\n              if (boxSizing && boxSizing === 'border-box') {\n                slideSize = width + marginLeft + marginRight;\n              } else {\n                slideSize = width + paddingLeft + paddingRight + marginLeft + marginRight;\n              }\n            } else {\n              var height = parseFloat(slideStyles.getPropertyValue('height'));\n              var paddingTop = parseFloat(slideStyles.getPropertyValue('padding-top'));\n              var paddingBottom = parseFloat(slideStyles.getPropertyValue('padding-bottom'));\n              var marginTop = parseFloat(slideStyles.getPropertyValue('margin-top'));\n              var marginBottom = parseFloat(slideStyles.getPropertyValue('margin-bottom'));\n              var boxSizing$1 = slideStyles.getPropertyValue('box-sizing');\n              if (boxSizing$1 && boxSizing$1 === 'border-box') {\n                slideSize = height + marginTop + marginBottom;\n              } else {\n                slideSize = height + paddingTop + paddingBottom + marginTop + marginBottom;\n              }\n            }\n          }\n          if (currentTransform) {\n            slide[0].style.transform = currentTransform;\n          }\n          if (currentWebKitTransform) {\n            slide[0].style.webkitTransform = currentWebKitTransform;\n          }\n          if (params.roundLengths) { slideSize = Math.floor(slideSize); }\n        } else {\n          slideSize = (swiperSize - ((params.slidesPerView - 1) * spaceBetween)) / params.slidesPerView;\n          if (params.roundLengths) { slideSize = Math.floor(slideSize); }\n\n          if (slides[i]) {\n            if (swiper.isHorizontal()) {\n              slides[i].style.width = slideSize + \"px\";\n            } else {\n              slides[i].style.height = slideSize + \"px\";\n            }\n          }\n        }\n        if (slides[i]) {\n          slides[i].swiperSlideSize = slideSize;\n        }\n        slidesSizesGrid.push(slideSize);\n\n\n        if (params.centeredSlides) {\n          slidePosition = slidePosition + (slideSize / 2) + (prevSlideSize / 2) + spaceBetween;\n          if (prevSlideSize === 0 && i !== 0) { slidePosition = slidePosition - (swiperSize / 2) - spaceBetween; }\n          if (i === 0) { slidePosition = slidePosition - (swiperSize / 2) - spaceBetween; }\n          if (Math.abs(slidePosition) < 1 / 1000) { slidePosition = 0; }\n          if (params.roundLengths) { slidePosition = Math.floor(slidePosition); }\n          if ((index) % params.slidesPerGroup === 0) { snapGrid.push(slidePosition); }\n          slidesGrid.push(slidePosition);\n        } else {\n          if (params.roundLengths) { slidePosition = Math.floor(slidePosition); }\n          if ((index - Math.min(swiper.params.slidesPerGroupSkip, index)) % swiper.params.slidesPerGroup === 0) { snapGrid.push(slidePosition); }\n          slidesGrid.push(slidePosition);\n          slidePosition = slidePosition + slideSize + spaceBetween;\n        }\n\n        swiper.virtualSize += slideSize + spaceBetween;\n\n        prevSlideSize = slideSize;\n\n        index += 1;\n      }\n      swiper.virtualSize = Math.max(swiper.virtualSize, swiperSize) + offsetAfter;\n      var newSlidesGrid;\n\n      if (\n        rtl && wrongRTL && (params.effect === 'slide' || params.effect === 'coverflow')) {\n        $wrapperEl.css({ width: ((swiper.virtualSize + params.spaceBetween) + \"px\") });\n      }\n      if (params.setWrapperSize) {\n        if (swiper.isHorizontal()) { $wrapperEl.css({ width: ((swiper.virtualSize + params.spaceBetween) + \"px\") }); }\n        else { $wrapperEl.css({ height: ((swiper.virtualSize + params.spaceBetween) + \"px\") }); }\n      }\n\n      if (params.slidesPerColumn > 1) {\n        swiper.virtualSize = (slideSize + params.spaceBetween) * slidesNumberEvenToRows;\n        swiper.virtualSize = Math.ceil(swiper.virtualSize / params.slidesPerColumn) - params.spaceBetween;\n        if (swiper.isHorizontal()) { $wrapperEl.css({ width: ((swiper.virtualSize + params.spaceBetween) + \"px\") }); }\n        else { $wrapperEl.css({ height: ((swiper.virtualSize + params.spaceBetween) + \"px\") }); }\n        if (params.centeredSlides) {\n          newSlidesGrid = [];\n          for (var i$1 = 0; i$1 < snapGrid.length; i$1 += 1) {\n            var slidesGridItem = snapGrid[i$1];\n            if (params.roundLengths) { slidesGridItem = Math.floor(slidesGridItem); }\n            if (snapGrid[i$1] < swiper.virtualSize + snapGrid[0]) { newSlidesGrid.push(slidesGridItem); }\n          }\n          snapGrid = newSlidesGrid;\n        }\n      }\n\n      // Remove last grid elements depending on width\n      if (!params.centeredSlides) {\n        newSlidesGrid = [];\n        for (var i$2 = 0; i$2 < snapGrid.length; i$2 += 1) {\n          var slidesGridItem$1 = snapGrid[i$2];\n          if (params.roundLengths) { slidesGridItem$1 = Math.floor(slidesGridItem$1); }\n          if (snapGrid[i$2] <= swiper.virtualSize - swiperSize) {\n            newSlidesGrid.push(slidesGridItem$1);\n          }\n        }\n        snapGrid = newSlidesGrid;\n        if (Math.floor(swiper.virtualSize - swiperSize) - Math.floor(snapGrid[snapGrid.length - 1]) > 1) {\n          snapGrid.push(swiper.virtualSize - swiperSize);\n        }\n      }\n      if (snapGrid.length === 0) { snapGrid = [0]; }\n\n      if (params.spaceBetween !== 0) {\n        if (swiper.isHorizontal()) {\n          if (rtl) { slides.filter(slidesForMargin).css({ marginLeft: (spaceBetween + \"px\") }); }\n          else { slides.filter(slidesForMargin).css({ marginRight: (spaceBetween + \"px\") }); }\n        } else { slides.filter(slidesForMargin).css({ marginBottom: (spaceBetween + \"px\") }); }\n      }\n\n      if (params.centeredSlides && params.centeredSlidesBounds) {\n        var allSlidesSize = 0;\n        slidesSizesGrid.forEach(function (slideSizeValue) {\n          allSlidesSize += slideSizeValue + (params.spaceBetween ? params.spaceBetween : 0);\n        });\n        allSlidesSize -= params.spaceBetween;\n        var maxSnap = allSlidesSize - swiperSize;\n        snapGrid = snapGrid.map(function (snap) {\n          if (snap < 0) { return -offsetBefore; }\n          if (snap > maxSnap) { return maxSnap + offsetAfter; }\n          return snap;\n        });\n      }\n\n      if (params.centerInsufficientSlides) {\n        var allSlidesSize$1 = 0;\n        slidesSizesGrid.forEach(function (slideSizeValue) {\n          allSlidesSize$1 += slideSizeValue + (params.spaceBetween ? params.spaceBetween : 0);\n        });\n        allSlidesSize$1 -= params.spaceBetween;\n        if (allSlidesSize$1 < swiperSize) {\n          var allSlidesOffset = (swiperSize - allSlidesSize$1) / 2;\n          snapGrid.forEach(function (snap, snapIndex) {\n            snapGrid[snapIndex] = snap - allSlidesOffset;\n          });\n          slidesGrid.forEach(function (snap, snapIndex) {\n            slidesGrid[snapIndex] = snap + allSlidesOffset;\n          });\n        }\n      }\n\n      Utils.extend(swiper, {\n        slides: slides,\n        snapGrid: snapGrid,\n        slidesGrid: slidesGrid,\n        slidesSizesGrid: slidesSizesGrid,\n      });\n\n      if (slidesLength !== previousSlidesLength) {\n        swiper.emit('slidesLengthChange');\n      }\n      if (snapGrid.length !== previousSnapGridLength) {\n        if (swiper.params.watchOverflow) { swiper.checkOverflow(); }\n        swiper.emit('snapGridLengthChange');\n      }\n      if (slidesGrid.length !== previousSlidesGridLength) {\n        swiper.emit('slidesGridLengthChange');\n      }\n\n      if (params.watchSlidesProgress || params.watchSlidesVisibility) {\n        swiper.updateSlidesOffset();\n      }\n    }\n\n    function updateAutoHeight (speed) {\n      var swiper = this;\n      var activeSlides = [];\n      var newHeight = 0;\n      var i;\n      if (typeof speed === 'number') {\n        swiper.setTransition(speed);\n      } else if (speed === true) {\n        swiper.setTransition(swiper.params.speed);\n      }\n      // Find slides currently in view\n      if (swiper.params.slidesPerView !== 'auto' && swiper.params.slidesPerView > 1) {\n        if (swiper.params.centeredSlides) {\n          swiper.visibleSlides.each(function (index, slide) {\n            activeSlides.push(slide);\n          });\n        } else {\n          for (i = 0; i < Math.ceil(swiper.params.slidesPerView); i += 1) {\n            var index = swiper.activeIndex + i;\n            if (index > swiper.slides.length) { break; }\n            activeSlides.push(swiper.slides.eq(index)[0]);\n          }\n        }\n      } else {\n        activeSlides.push(swiper.slides.eq(swiper.activeIndex)[0]);\n      }\n\n      // Find new height from highest slide in view\n      for (i = 0; i < activeSlides.length; i += 1) {\n        if (typeof activeSlides[i] !== 'undefined') {\n          var height = activeSlides[i].offsetHeight;\n          newHeight = height > newHeight ? height : newHeight;\n        }\n      }\n\n      // Update Height\n      if (newHeight) { swiper.$wrapperEl.css('height', (newHeight + \"px\")); }\n    }\n\n    function updateSlidesOffset () {\n      var swiper = this;\n      var slides = swiper.slides;\n      for (var i = 0; i < slides.length; i += 1) {\n        slides[i].swiperSlideOffset = swiper.isHorizontal() ? slides[i].offsetLeft : slides[i].offsetTop;\n      }\n    }\n\n    function updateSlidesProgress (translate) {\n      if ( translate === void 0 ) translate = (this && this.translate) || 0;\n\n      var swiper = this;\n      var params = swiper.params;\n\n      var slides = swiper.slides;\n      var rtl = swiper.rtlTranslate;\n\n      if (slides.length === 0) { return; }\n      if (typeof slides[0].swiperSlideOffset === 'undefined') { swiper.updateSlidesOffset(); }\n\n      var offsetCenter = -translate;\n      if (rtl) { offsetCenter = translate; }\n\n      // Visible Slides\n      slides.removeClass(params.slideVisibleClass);\n\n      swiper.visibleSlidesIndexes = [];\n      swiper.visibleSlides = [];\n\n      for (var i = 0; i < slides.length; i += 1) {\n        var slide = slides[i];\n        var slideProgress = (\n          (offsetCenter + (params.centeredSlides ? swiper.minTranslate() : 0)) - slide.swiperSlideOffset\n        ) / (slide.swiperSlideSize + params.spaceBetween);\n        if (params.watchSlidesVisibility || (params.centeredSlides && params.autoHeight)) {\n          var slideBefore = -(offsetCenter - slide.swiperSlideOffset);\n          var slideAfter = slideBefore + swiper.slidesSizesGrid[i];\n          var isVisible = (slideBefore >= 0 && slideBefore < swiper.size - 1)\n                    || (slideAfter > 1 && slideAfter <= swiper.size)\n                    || (slideBefore <= 0 && slideAfter >= swiper.size);\n          if (isVisible) {\n            swiper.visibleSlides.push(slide);\n            swiper.visibleSlidesIndexes.push(i);\n            slides.eq(i).addClass(params.slideVisibleClass);\n          }\n        }\n        slide.progress = rtl ? -slideProgress : slideProgress;\n      }\n      swiper.visibleSlides = $(swiper.visibleSlides);\n    }\n\n    function updateProgress (translate) {\n      var swiper = this;\n      if (typeof translate === 'undefined') {\n        var multiplier = swiper.rtlTranslate ? -1 : 1;\n        // eslint-disable-next-line\n        translate = (swiper && swiper.translate && (swiper.translate * multiplier)) || 0;\n      }\n      var params = swiper.params;\n      var translatesDiff = swiper.maxTranslate() - swiper.minTranslate();\n      var progress = swiper.progress;\n      var isBeginning = swiper.isBeginning;\n      var isEnd = swiper.isEnd;\n      var wasBeginning = isBeginning;\n      var wasEnd = isEnd;\n      if (translatesDiff === 0) {\n        progress = 0;\n        isBeginning = true;\n        isEnd = true;\n      } else {\n        progress = (translate - swiper.minTranslate()) / (translatesDiff);\n        isBeginning = progress <= 0;\n        isEnd = progress >= 1;\n      }\n      Utils.extend(swiper, {\n        progress: progress,\n        isBeginning: isBeginning,\n        isEnd: isEnd,\n      });\n\n      if (params.watchSlidesProgress || params.watchSlidesVisibility || (params.centeredSlides && params.autoHeight)) { swiper.updateSlidesProgress(translate); }\n\n      if (isBeginning && !wasBeginning) {\n        swiper.emit('reachBeginning toEdge');\n      }\n      if (isEnd && !wasEnd) {\n        swiper.emit('reachEnd toEdge');\n      }\n      if ((wasBeginning && !isBeginning) || (wasEnd && !isEnd)) {\n        swiper.emit('fromEdge');\n      }\n\n      swiper.emit('progress', progress);\n    }\n\n    function updateSlidesClasses () {\n      var swiper = this;\n\n      var slides = swiper.slides;\n      var params = swiper.params;\n      var $wrapperEl = swiper.$wrapperEl;\n      var activeIndex = swiper.activeIndex;\n      var realIndex = swiper.realIndex;\n      var isVirtual = swiper.virtual && params.virtual.enabled;\n\n      slides.removeClass(((params.slideActiveClass) + \" \" + (params.slideNextClass) + \" \" + (params.slidePrevClass) + \" \" + (params.slideDuplicateActiveClass) + \" \" + (params.slideDuplicateNextClass) + \" \" + (params.slideDuplicatePrevClass)));\n\n      var activeSlide;\n      if (isVirtual) {\n        activeSlide = swiper.$wrapperEl.find((\".\" + (params.slideClass) + \"[data-swiper-slide-index=\\\"\" + activeIndex + \"\\\"]\"));\n      } else {\n        activeSlide = slides.eq(activeIndex);\n      }\n\n      // Active classes\n      activeSlide.addClass(params.slideActiveClass);\n\n      if (params.loop) {\n        // Duplicate to all looped slides\n        if (activeSlide.hasClass(params.slideDuplicateClass)) {\n          $wrapperEl\n            .children((\".\" + (params.slideClass) + \":not(.\" + (params.slideDuplicateClass) + \")[data-swiper-slide-index=\\\"\" + realIndex + \"\\\"]\"))\n            .addClass(params.slideDuplicateActiveClass);\n        } else {\n          $wrapperEl\n            .children((\".\" + (params.slideClass) + \".\" + (params.slideDuplicateClass) + \"[data-swiper-slide-index=\\\"\" + realIndex + \"\\\"]\"))\n            .addClass(params.slideDuplicateActiveClass);\n        }\n      }\n      // Next Slide\n      var nextSlide = activeSlide.nextAll((\".\" + (params.slideClass))).eq(0).addClass(params.slideNextClass);\n      if (params.loop && nextSlide.length === 0) {\n        nextSlide = slides.eq(0);\n        nextSlide.addClass(params.slideNextClass);\n      }\n      // Prev Slide\n      var prevSlide = activeSlide.prevAll((\".\" + (params.slideClass))).eq(0).addClass(params.slidePrevClass);\n      if (params.loop && prevSlide.length === 0) {\n        prevSlide = slides.eq(-1);\n        prevSlide.addClass(params.slidePrevClass);\n      }\n      if (params.loop) {\n        // Duplicate to all looped slides\n        if (nextSlide.hasClass(params.slideDuplicateClass)) {\n          $wrapperEl\n            .children((\".\" + (params.slideClass) + \":not(.\" + (params.slideDuplicateClass) + \")[data-swiper-slide-index=\\\"\" + (nextSlide.attr('data-swiper-slide-index')) + \"\\\"]\"))\n            .addClass(params.slideDuplicateNextClass);\n        } else {\n          $wrapperEl\n            .children((\".\" + (params.slideClass) + \".\" + (params.slideDuplicateClass) + \"[data-swiper-slide-index=\\\"\" + (nextSlide.attr('data-swiper-slide-index')) + \"\\\"]\"))\n            .addClass(params.slideDuplicateNextClass);\n        }\n        if (prevSlide.hasClass(params.slideDuplicateClass)) {\n          $wrapperEl\n            .children((\".\" + (params.slideClass) + \":not(.\" + (params.slideDuplicateClass) + \")[data-swiper-slide-index=\\\"\" + (prevSlide.attr('data-swiper-slide-index')) + \"\\\"]\"))\n            .addClass(params.slideDuplicatePrevClass);\n        } else {\n          $wrapperEl\n            .children((\".\" + (params.slideClass) + \".\" + (params.slideDuplicateClass) + \"[data-swiper-slide-index=\\\"\" + (prevSlide.attr('data-swiper-slide-index')) + \"\\\"]\"))\n            .addClass(params.slideDuplicatePrevClass);\n        }\n      }\n    }\n\n    function updateActiveIndex (newActiveIndex) {\n      var swiper = this;\n      var translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate;\n      var slidesGrid = swiper.slidesGrid;\n      var snapGrid = swiper.snapGrid;\n      var params = swiper.params;\n      var previousIndex = swiper.activeIndex;\n      var previousRealIndex = swiper.realIndex;\n      var previousSnapIndex = swiper.snapIndex;\n      var activeIndex = newActiveIndex;\n      var snapIndex;\n      if (typeof activeIndex === 'undefined') {\n        for (var i = 0; i < slidesGrid.length; i += 1) {\n          if (typeof slidesGrid[i + 1] !== 'undefined') {\n            if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1] - ((slidesGrid[i + 1] - slidesGrid[i]) / 2)) {\n              activeIndex = i;\n            } else if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1]) {\n              activeIndex = i + 1;\n            }\n          } else if (translate >= slidesGrid[i]) {\n            activeIndex = i;\n          }\n        }\n        // Normalize slideIndex\n        if (params.normalizeSlideIndex) {\n          if (activeIndex < 0 || typeof activeIndex === 'undefined') { activeIndex = 0; }\n        }\n      }\n      if (snapGrid.indexOf(translate) >= 0) {\n        snapIndex = snapGrid.indexOf(translate);\n      } else {\n        var skip = Math.min(params.slidesPerGroupSkip, activeIndex);\n        snapIndex = skip + Math.floor((activeIndex - skip) / params.slidesPerGroup);\n      }\n      if (snapIndex >= snapGrid.length) { snapIndex = snapGrid.length - 1; }\n      if (activeIndex === previousIndex) {\n        if (snapIndex !== previousSnapIndex) {\n          swiper.snapIndex = snapIndex;\n          swiper.emit('snapIndexChange');\n        }\n        return;\n      }\n\n      // Get real index\n      var realIndex = parseInt(swiper.slides.eq(activeIndex).attr('data-swiper-slide-index') || activeIndex, 10);\n\n      Utils.extend(swiper, {\n        snapIndex: snapIndex,\n        realIndex: realIndex,\n        previousIndex: previousIndex,\n        activeIndex: activeIndex,\n      });\n      swiper.emit('activeIndexChange');\n      swiper.emit('snapIndexChange');\n      if (previousRealIndex !== realIndex) {\n        swiper.emit('realIndexChange');\n      }\n      if (swiper.initialized || swiper.params.runCallbacksOnInit) {\n        swiper.emit('slideChange');\n      }\n    }\n\n    function updateClickedSlide (e) {\n      var swiper = this;\n      var params = swiper.params;\n      var slide = $(e.target).closest((\".\" + (params.slideClass)))[0];\n      var slideFound = false;\n      if (slide) {\n        for (var i = 0; i < swiper.slides.length; i += 1) {\n          if (swiper.slides[i] === slide) { slideFound = true; }\n        }\n      }\n\n      if (slide && slideFound) {\n        swiper.clickedSlide = slide;\n        if (swiper.virtual && swiper.params.virtual.enabled) {\n          swiper.clickedIndex = parseInt($(slide).attr('data-swiper-slide-index'), 10);\n        } else {\n          swiper.clickedIndex = $(slide).index();\n        }\n      } else {\n        swiper.clickedSlide = undefined;\n        swiper.clickedIndex = undefined;\n        return;\n      }\n      if (params.slideToClickedSlide && swiper.clickedIndex !== undefined && swiper.clickedIndex !== swiper.activeIndex) {\n        swiper.slideToClickedSlide();\n      }\n    }\n\n    var update = {\n      updateSize: updateSize,\n      updateSlides: updateSlides,\n      updateAutoHeight: updateAutoHeight,\n      updateSlidesOffset: updateSlidesOffset,\n      updateSlidesProgress: updateSlidesProgress,\n      updateProgress: updateProgress,\n      updateSlidesClasses: updateSlidesClasses,\n      updateActiveIndex: updateActiveIndex,\n      updateClickedSlide: updateClickedSlide,\n    };\n\n    function getTranslate (axis) {\n      if ( axis === void 0 ) axis = this.isHorizontal() ? 'x' : 'y';\n\n      var swiper = this;\n\n      var params = swiper.params;\n      var rtl = swiper.rtlTranslate;\n      var translate = swiper.translate;\n      var $wrapperEl = swiper.$wrapperEl;\n\n      if (params.virtualTranslate) {\n        return rtl ? -translate : translate;\n      }\n      if (params.cssMode) {\n        return translate;\n      }\n\n      var currentTranslate = Utils.getTranslate($wrapperEl[0], axis);\n      if (rtl) { currentTranslate = -currentTranslate; }\n\n      return currentTranslate || 0;\n    }\n\n    function setTranslate (translate, byController) {\n      var swiper = this;\n      var rtl = swiper.rtlTranslate;\n      var params = swiper.params;\n      var $wrapperEl = swiper.$wrapperEl;\n      var wrapperEl = swiper.wrapperEl;\n      var progress = swiper.progress;\n      var x = 0;\n      var y = 0;\n      var z = 0;\n\n      if (swiper.isHorizontal()) {\n        x = rtl ? -translate : translate;\n      } else {\n        y = translate;\n      }\n\n      if (params.roundLengths) {\n        x = Math.floor(x);\n        y = Math.floor(y);\n      }\n\n      if (params.cssMode) {\n        wrapperEl[swiper.isHorizontal() ? 'scrollLeft' : 'scrollTop'] = swiper.isHorizontal() ? -x : -y;\n      } else if (!params.virtualTranslate) {\n        $wrapperEl.transform((\"translate3d(\" + x + \"px, \" + y + \"px, \" + z + \"px)\"));\n      }\n      swiper.previousTranslate = swiper.translate;\n      swiper.translate = swiper.isHorizontal() ? x : y;\n\n      // Check if we need to update progress\n      var newProgress;\n      var translatesDiff = swiper.maxTranslate() - swiper.minTranslate();\n      if (translatesDiff === 0) {\n        newProgress = 0;\n      } else {\n        newProgress = (translate - swiper.minTranslate()) / (translatesDiff);\n      }\n      if (newProgress !== progress) {\n        swiper.updateProgress(translate);\n      }\n\n      swiper.emit('setTranslate', swiper.translate, byController);\n    }\n\n    function minTranslate () {\n      return (-this.snapGrid[0]);\n    }\n\n    function maxTranslate () {\n      return (-this.snapGrid[this.snapGrid.length - 1]);\n    }\n\n    function translateTo (translate, speed, runCallbacks, translateBounds, internal) {\n      var obj;\n\n      if ( translate === void 0 ) translate = 0;\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n      if ( translateBounds === void 0 ) translateBounds = true;\n      var swiper = this;\n\n      var params = swiper.params;\n      var wrapperEl = swiper.wrapperEl;\n\n      if (swiper.animating && params.preventInteractionOnTransition) {\n        return false;\n      }\n\n      var minTranslate = swiper.minTranslate();\n      var maxTranslate = swiper.maxTranslate();\n      var newTranslate;\n      if (translateBounds && translate > minTranslate) { newTranslate = minTranslate; }\n      else if (translateBounds && translate < maxTranslate) { newTranslate = maxTranslate; }\n      else { newTranslate = translate; }\n\n      // Update progress\n      swiper.updateProgress(newTranslate);\n\n      if (params.cssMode) {\n        var isH = swiper.isHorizontal();\n        if (speed === 0) {\n          wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = -newTranslate;\n        } else {\n          // eslint-disable-next-line\n          if (wrapperEl.scrollTo) {\n            wrapperEl.scrollTo(( obj = {}, obj[isH ? 'left' : 'top'] = -newTranslate, obj.behavior = 'smooth', obj ));\n          } else {\n            wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = -newTranslate;\n          }\n        }\n        return true;\n      }\n\n      if (speed === 0) {\n        swiper.setTransition(0);\n        swiper.setTranslate(newTranslate);\n        if (runCallbacks) {\n          swiper.emit('beforeTransitionStart', speed, internal);\n          swiper.emit('transitionEnd');\n        }\n      } else {\n        swiper.setTransition(speed);\n        swiper.setTranslate(newTranslate);\n        if (runCallbacks) {\n          swiper.emit('beforeTransitionStart', speed, internal);\n          swiper.emit('transitionStart');\n        }\n        if (!swiper.animating) {\n          swiper.animating = true;\n          if (!swiper.onTranslateToWrapperTransitionEnd) {\n            swiper.onTranslateToWrapperTransitionEnd = function transitionEnd(e) {\n              if (!swiper || swiper.destroyed) { return; }\n              if (e.target !== this) { return; }\n              swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.onTranslateToWrapperTransitionEnd);\n              swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.onTranslateToWrapperTransitionEnd);\n              swiper.onTranslateToWrapperTransitionEnd = null;\n              delete swiper.onTranslateToWrapperTransitionEnd;\n              if (runCallbacks) {\n                swiper.emit('transitionEnd');\n              }\n            };\n          }\n          swiper.$wrapperEl[0].addEventListener('transitionend', swiper.onTranslateToWrapperTransitionEnd);\n          swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.onTranslateToWrapperTransitionEnd);\n        }\n      }\n\n      return true;\n    }\n\n    var translate = {\n      getTranslate: getTranslate,\n      setTranslate: setTranslate,\n      minTranslate: minTranslate,\n      maxTranslate: maxTranslate,\n      translateTo: translateTo,\n    };\n\n    function setTransition (duration, byController) {\n      var swiper = this;\n\n      if (!swiper.params.cssMode) {\n        swiper.$wrapperEl.transition(duration);\n      }\n\n      swiper.emit('setTransition', duration, byController);\n    }\n\n    function transitionStart (runCallbacks, direction) {\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n\n      var swiper = this;\n      var activeIndex = swiper.activeIndex;\n      var params = swiper.params;\n      var previousIndex = swiper.previousIndex;\n      if (params.cssMode) { return; }\n      if (params.autoHeight) {\n        swiper.updateAutoHeight();\n      }\n\n      var dir = direction;\n      if (!dir) {\n        if (activeIndex > previousIndex) { dir = 'next'; }\n        else if (activeIndex < previousIndex) { dir = 'prev'; }\n        else { dir = 'reset'; }\n      }\n\n      swiper.emit('transitionStart');\n\n      if (runCallbacks && activeIndex !== previousIndex) {\n        if (dir === 'reset') {\n          swiper.emit('slideResetTransitionStart');\n          return;\n        }\n        swiper.emit('slideChangeTransitionStart');\n        if (dir === 'next') {\n          swiper.emit('slideNextTransitionStart');\n        } else {\n          swiper.emit('slidePrevTransitionStart');\n        }\n      }\n    }\n\n    function transitionEnd$1 (runCallbacks, direction) {\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n\n      var swiper = this;\n      var activeIndex = swiper.activeIndex;\n      var previousIndex = swiper.previousIndex;\n      var params = swiper.params;\n      swiper.animating = false;\n      if (params.cssMode) { return; }\n      swiper.setTransition(0);\n\n      var dir = direction;\n      if (!dir) {\n        if (activeIndex > previousIndex) { dir = 'next'; }\n        else if (activeIndex < previousIndex) { dir = 'prev'; }\n        else { dir = 'reset'; }\n      }\n\n      swiper.emit('transitionEnd');\n\n      if (runCallbacks && activeIndex !== previousIndex) {\n        if (dir === 'reset') {\n          swiper.emit('slideResetTransitionEnd');\n          return;\n        }\n        swiper.emit('slideChangeTransitionEnd');\n        if (dir === 'next') {\n          swiper.emit('slideNextTransitionEnd');\n        } else {\n          swiper.emit('slidePrevTransitionEnd');\n        }\n      }\n    }\n\n    var transition$1 = {\n      setTransition: setTransition,\n      transitionStart: transitionStart,\n      transitionEnd: transitionEnd$1,\n    };\n\n    function slideTo (index, speed, runCallbacks, internal) {\n      var obj;\n\n      if ( index === void 0 ) index = 0;\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n      var swiper = this;\n      var slideIndex = index;\n      if (slideIndex < 0) { slideIndex = 0; }\n\n      var params = swiper.params;\n      var snapGrid = swiper.snapGrid;\n      var slidesGrid = swiper.slidesGrid;\n      var previousIndex = swiper.previousIndex;\n      var activeIndex = swiper.activeIndex;\n      var rtl = swiper.rtlTranslate;\n      var wrapperEl = swiper.wrapperEl;\n      if (swiper.animating && params.preventInteractionOnTransition) {\n        return false;\n      }\n\n      var skip = Math.min(swiper.params.slidesPerGroupSkip, slideIndex);\n      var snapIndex = skip + Math.floor((slideIndex - skip) / swiper.params.slidesPerGroup);\n      if (snapIndex >= snapGrid.length) { snapIndex = snapGrid.length - 1; }\n\n      if ((activeIndex || params.initialSlide || 0) === (previousIndex || 0) && runCallbacks) {\n        swiper.emit('beforeSlideChangeStart');\n      }\n\n      var translate = -snapGrid[snapIndex];\n\n      // Update progress\n      swiper.updateProgress(translate);\n\n      // Normalize slideIndex\n      if (params.normalizeSlideIndex) {\n        for (var i = 0; i < slidesGrid.length; i += 1) {\n          if (-Math.floor(translate * 100) >= Math.floor(slidesGrid[i] * 100)) {\n            slideIndex = i;\n          }\n        }\n      }\n      // Directions locks\n      if (swiper.initialized && slideIndex !== activeIndex) {\n        if (!swiper.allowSlideNext && translate < swiper.translate && translate < swiper.minTranslate()) {\n          return false;\n        }\n        if (!swiper.allowSlidePrev && translate > swiper.translate && translate > swiper.maxTranslate()) {\n          if ((activeIndex || 0) !== slideIndex) { return false; }\n        }\n      }\n\n      var direction;\n      if (slideIndex > activeIndex) { direction = 'next'; }\n      else if (slideIndex < activeIndex) { direction = 'prev'; }\n      else { direction = 'reset'; }\n\n\n      // Update Index\n      if ((rtl && -translate === swiper.translate) || (!rtl && translate === swiper.translate)) {\n        swiper.updateActiveIndex(slideIndex);\n        // Update Height\n        if (params.autoHeight) {\n          swiper.updateAutoHeight();\n        }\n        swiper.updateSlidesClasses();\n        if (params.effect !== 'slide') {\n          swiper.setTranslate(translate);\n        }\n        if (direction !== 'reset') {\n          swiper.transitionStart(runCallbacks, direction);\n          swiper.transitionEnd(runCallbacks, direction);\n        }\n        return false;\n      }\n      if (params.cssMode) {\n        var isH = swiper.isHorizontal();\n        var t = -translate;\n        if (rtl) {\n          t = wrapperEl.scrollWidth - wrapperEl.offsetWidth - t;\n        }\n        if (speed === 0) {\n          wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = t;\n        } else {\n          // eslint-disable-next-line\n          if (wrapperEl.scrollTo) {\n            wrapperEl.scrollTo(( obj = {}, obj[isH ? 'left' : 'top'] = t, obj.behavior = 'smooth', obj ));\n          } else {\n            wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = t;\n          }\n        }\n        return true;\n      }\n\n      if (speed === 0) {\n        swiper.setTransition(0);\n        swiper.setTranslate(translate);\n        swiper.updateActiveIndex(slideIndex);\n        swiper.updateSlidesClasses();\n        swiper.emit('beforeTransitionStart', speed, internal);\n        swiper.transitionStart(runCallbacks, direction);\n        swiper.transitionEnd(runCallbacks, direction);\n      } else {\n        swiper.setTransition(speed);\n        swiper.setTranslate(translate);\n        swiper.updateActiveIndex(slideIndex);\n        swiper.updateSlidesClasses();\n        swiper.emit('beforeTransitionStart', speed, internal);\n        swiper.transitionStart(runCallbacks, direction);\n        if (!swiper.animating) {\n          swiper.animating = true;\n          if (!swiper.onSlideToWrapperTransitionEnd) {\n            swiper.onSlideToWrapperTransitionEnd = function transitionEnd(e) {\n              if (!swiper || swiper.destroyed) { return; }\n              if (e.target !== this) { return; }\n              swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.onSlideToWrapperTransitionEnd);\n              swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.onSlideToWrapperTransitionEnd);\n              swiper.onSlideToWrapperTransitionEnd = null;\n              delete swiper.onSlideToWrapperTransitionEnd;\n              swiper.transitionEnd(runCallbacks, direction);\n            };\n          }\n          swiper.$wrapperEl[0].addEventListener('transitionend', swiper.onSlideToWrapperTransitionEnd);\n          swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.onSlideToWrapperTransitionEnd);\n        }\n      }\n\n      return true;\n    }\n\n    function slideToLoop (index, speed, runCallbacks, internal) {\n      if ( index === void 0 ) index = 0;\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n\n      var swiper = this;\n      var newIndex = index;\n      if (swiper.params.loop) {\n        newIndex += swiper.loopedSlides;\n      }\n\n      return swiper.slideTo(newIndex, speed, runCallbacks, internal);\n    }\n\n    /* eslint no-unused-vars: \"off\" */\n    function slideNext (speed, runCallbacks, internal) {\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n\n      var swiper = this;\n      var params = swiper.params;\n      var animating = swiper.animating;\n      var increment = swiper.activeIndex < params.slidesPerGroupSkip ? 1 : params.slidesPerGroup;\n      if (params.loop) {\n        if (animating) { return false; }\n        swiper.loopFix();\n        // eslint-disable-next-line\n        swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;\n      }\n      return swiper.slideTo(swiper.activeIndex + increment, speed, runCallbacks, internal);\n    }\n\n    /* eslint no-unused-vars: \"off\" */\n    function slidePrev (speed, runCallbacks, internal) {\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n\n      var swiper = this;\n      var params = swiper.params;\n      var animating = swiper.animating;\n      var snapGrid = swiper.snapGrid;\n      var slidesGrid = swiper.slidesGrid;\n      var rtlTranslate = swiper.rtlTranslate;\n\n      if (params.loop) {\n        if (animating) { return false; }\n        swiper.loopFix();\n        // eslint-disable-next-line\n        swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;\n      }\n      var translate = rtlTranslate ? swiper.translate : -swiper.translate;\n      function normalize(val) {\n        if (val < 0) { return -Math.floor(Math.abs(val)); }\n        return Math.floor(val);\n      }\n      var normalizedTranslate = normalize(translate);\n      var normalizedSnapGrid = snapGrid.map(function (val) { return normalize(val); });\n      var normalizedSlidesGrid = slidesGrid.map(function (val) { return normalize(val); });\n\n      var currentSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate)];\n      var prevSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate) - 1];\n      if (typeof prevSnap === 'undefined' && params.cssMode) {\n        snapGrid.forEach(function (snap) {\n          if (!prevSnap && normalizedTranslate >= snap) { prevSnap = snap; }\n        });\n      }\n      var prevIndex;\n      if (typeof prevSnap !== 'undefined') {\n        prevIndex = slidesGrid.indexOf(prevSnap);\n        if (prevIndex < 0) { prevIndex = swiper.activeIndex - 1; }\n      }\n      return swiper.slideTo(prevIndex, speed, runCallbacks, internal);\n    }\n\n    /* eslint no-unused-vars: \"off\" */\n    function slideReset (speed, runCallbacks, internal) {\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n\n      var swiper = this;\n      return swiper.slideTo(swiper.activeIndex, speed, runCallbacks, internal);\n    }\n\n    /* eslint no-unused-vars: \"off\" */\n    function slideToClosest (speed, runCallbacks, internal, threshold) {\n      if ( speed === void 0 ) speed = this.params.speed;\n      if ( runCallbacks === void 0 ) runCallbacks = true;\n      if ( threshold === void 0 ) threshold = 0.5;\n\n      var swiper = this;\n      var index = swiper.activeIndex;\n      var skip = Math.min(swiper.params.slidesPerGroupSkip, index);\n      var snapIndex = skip + Math.floor((index - skip) / swiper.params.slidesPerGroup);\n\n      var translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate;\n\n      if (translate >= swiper.snapGrid[snapIndex]) {\n        // The current translate is on or after the current snap index, so the choice\n        // is between the current index and the one after it.\n        var currentSnap = swiper.snapGrid[snapIndex];\n        var nextSnap = swiper.snapGrid[snapIndex + 1];\n        if ((translate - currentSnap) > (nextSnap - currentSnap) * threshold) {\n          index += swiper.params.slidesPerGroup;\n        }\n      } else {\n        // The current translate is before the current snap index, so the choice\n        // is between the current index and the one before it.\n        var prevSnap = swiper.snapGrid[snapIndex - 1];\n        var currentSnap$1 = swiper.snapGrid[snapIndex];\n        if ((translate - prevSnap) <= (currentSnap$1 - prevSnap) * threshold) {\n          index -= swiper.params.slidesPerGroup;\n        }\n      }\n      index = Math.max(index, 0);\n      index = Math.min(index, swiper.slidesGrid.length - 1);\n\n      return swiper.slideTo(index, speed, runCallbacks, internal);\n    }\n\n    function slideToClickedSlide () {\n      var swiper = this;\n      var params = swiper.params;\n      var $wrapperEl = swiper.$wrapperEl;\n\n      var slidesPerView = params.slidesPerView === 'auto' ? swiper.slidesPerViewDynamic() : params.slidesPerView;\n      var slideToIndex = swiper.clickedIndex;\n      var realIndex;\n      if (params.loop) {\n        if (swiper.animating) { return; }\n        realIndex = parseInt($(swiper.clickedSlide).attr('data-swiper-slide-index'), 10);\n        if (params.centeredSlides) {\n          if (\n            (slideToIndex < swiper.loopedSlides - (slidesPerView / 2))\n            || (slideToIndex > (swiper.slides.length - swiper.loopedSlides) + (slidesPerView / 2))\n          ) {\n            swiper.loopFix();\n            slideToIndex = $wrapperEl\n              .children((\".\" + (params.slideClass) + \"[data-swiper-slide-index=\\\"\" + realIndex + \"\\\"]:not(.\" + (params.slideDuplicateClass) + \")\"))\n              .eq(0)\n              .index();\n\n            Utils.nextTick(function () {\n              swiper.slideTo(slideToIndex);\n            });\n          } else {\n            swiper.slideTo(slideToIndex);\n          }\n        } else if (slideToIndex > swiper.slides.length - slidesPerView) {\n          swiper.loopFix();\n          slideToIndex = $wrapperEl\n            .children((\".\" + (params.slideClass) + \"[data-swiper-slide-index=\\\"\" + realIndex + \"\\\"]:not(.\" + (params.slideDuplicateClass) + \")\"))\n            .eq(0)\n            .index();\n\n          Utils.nextTick(function () {\n            swiper.slideTo(slideToIndex);\n          });\n        } else {\n          swiper.slideTo(slideToIndex);\n        }\n      } else {\n        swiper.slideTo(slideToIndex);\n      }\n    }\n\n    var slide = {\n      slideTo: slideTo,\n      slideToLoop: slideToLoop,\n      slideNext: slideNext,\n      slidePrev: slidePrev,\n      slideReset: slideReset,\n      slideToClosest: slideToClosest,\n      slideToClickedSlide: slideToClickedSlide,\n    };\n\n    function loopCreate () {\n      var swiper = this;\n      var params = swiper.params;\n      var $wrapperEl = swiper.$wrapperEl;\n      // Remove duplicated slides\n      $wrapperEl.children((\".\" + (params.slideClass) + \".\" + (params.slideDuplicateClass))).remove();\n\n      var slides = $wrapperEl.children((\".\" + (params.slideClass)));\n\n      if (params.loopFillGroupWithBlank) {\n        var blankSlidesNum = params.slidesPerGroup - (slides.length % params.slidesPerGroup);\n        if (blankSlidesNum !== params.slidesPerGroup) {\n          for (var i = 0; i < blankSlidesNum; i += 1) {\n            var blankNode = $(doc.createElement('div')).addClass(((params.slideClass) + \" \" + (params.slideBlankClass)));\n            $wrapperEl.append(blankNode);\n          }\n          slides = $wrapperEl.children((\".\" + (params.slideClass)));\n        }\n      }\n\n      if (params.slidesPerView === 'auto' && !params.loopedSlides) { params.loopedSlides = slides.length; }\n\n      swiper.loopedSlides = Math.ceil(parseFloat(params.loopedSlides || params.slidesPerView, 10));\n      swiper.loopedSlides += params.loopAdditionalSlides;\n      if (swiper.loopedSlides > slides.length) {\n        swiper.loopedSlides = slides.length;\n      }\n\n      var prependSlides = [];\n      var appendSlides = [];\n      slides.each(function (index, el) {\n        var slide = $(el);\n        if (index < swiper.loopedSlides) { appendSlides.push(el); }\n        if (index < slides.length && index >= slides.length - swiper.loopedSlides) { prependSlides.push(el); }\n        slide.attr('data-swiper-slide-index', index);\n      });\n      for (var i$1 = 0; i$1 < appendSlides.length; i$1 += 1) {\n        $wrapperEl.append($(appendSlides[i$1].cloneNode(true)).addClass(params.slideDuplicateClass));\n      }\n      for (var i$2 = prependSlides.length - 1; i$2 >= 0; i$2 -= 1) {\n        $wrapperEl.prepend($(prependSlides[i$2].cloneNode(true)).addClass(params.slideDuplicateClass));\n      }\n    }\n\n    function loopFix () {\n      var swiper = this;\n\n      swiper.emit('beforeLoopFix');\n\n      var activeIndex = swiper.activeIndex;\n      var slides = swiper.slides;\n      var loopedSlides = swiper.loopedSlides;\n      var allowSlidePrev = swiper.allowSlidePrev;\n      var allowSlideNext = swiper.allowSlideNext;\n      var snapGrid = swiper.snapGrid;\n      var rtl = swiper.rtlTranslate;\n      var newIndex;\n      swiper.allowSlidePrev = true;\n      swiper.allowSlideNext = true;\n\n      var snapTranslate = -snapGrid[activeIndex];\n      var diff = snapTranslate - swiper.getTranslate();\n\n      // Fix For Negative Oversliding\n      if (activeIndex < loopedSlides) {\n        newIndex = (slides.length - (loopedSlides * 3)) + activeIndex;\n        newIndex += loopedSlides;\n        var slideChanged = swiper.slideTo(newIndex, 0, false, true);\n        if (slideChanged && diff !== 0) {\n          swiper.setTranslate((rtl ? -swiper.translate : swiper.translate) - diff);\n        }\n      } else if (activeIndex >= slides.length - loopedSlides) {\n        // Fix For Positive Oversliding\n        newIndex = -slides.length + activeIndex + loopedSlides;\n        newIndex += loopedSlides;\n        var slideChanged$1 = swiper.slideTo(newIndex, 0, false, true);\n        if (slideChanged$1 && diff !== 0) {\n          swiper.setTranslate((rtl ? -swiper.translate : swiper.translate) - diff);\n        }\n      }\n      swiper.allowSlidePrev = allowSlidePrev;\n      swiper.allowSlideNext = allowSlideNext;\n\n      swiper.emit('loopFix');\n    }\n\n    function loopDestroy () {\n      var swiper = this;\n      var $wrapperEl = swiper.$wrapperEl;\n      var params = swiper.params;\n      var slides = swiper.slides;\n      $wrapperEl.children((\".\" + (params.slideClass) + \".\" + (params.slideDuplicateClass) + \",.\" + (params.slideClass) + \".\" + (params.slideBlankClass))).remove();\n      slides.removeAttr('data-swiper-slide-index');\n    }\n\n    var loop = {\n      loopCreate: loopCreate,\n      loopFix: loopFix,\n      loopDestroy: loopDestroy,\n    };\n\n    function setGrabCursor (moving) {\n      var swiper = this;\n      if (Support.touch || !swiper.params.simulateTouch || (swiper.params.watchOverflow && swiper.isLocked) || swiper.params.cssMode) { return; }\n      var el = swiper.el;\n      el.style.cursor = 'move';\n      el.style.cursor = moving ? '-webkit-grabbing' : '-webkit-grab';\n      el.style.cursor = moving ? '-moz-grabbin' : '-moz-grab';\n      el.style.cursor = moving ? 'grabbing' : 'grab';\n    }\n\n    function unsetGrabCursor () {\n      var swiper = this;\n      if (Support.touch || (swiper.params.watchOverflow && swiper.isLocked) || swiper.params.cssMode) { return; }\n      swiper.el.style.cursor = '';\n    }\n\n    var grabCursor = {\n      setGrabCursor: setGrabCursor,\n      unsetGrabCursor: unsetGrabCursor,\n    };\n\n    function appendSlide (slides) {\n      var swiper = this;\n      var $wrapperEl = swiper.$wrapperEl;\n      var params = swiper.params;\n      if (params.loop) {\n        swiper.loopDestroy();\n      }\n      if (typeof slides === 'object' && 'length' in slides) {\n        for (var i = 0; i < slides.length; i += 1) {\n          if (slides[i]) { $wrapperEl.append(slides[i]); }\n        }\n      } else {\n        $wrapperEl.append(slides);\n      }\n      if (params.loop) {\n        swiper.loopCreate();\n      }\n      if (!(params.observer && Support.observer)) {\n        swiper.update();\n      }\n    }\n\n    function prependSlide (slides) {\n      var swiper = this;\n      var params = swiper.params;\n      var $wrapperEl = swiper.$wrapperEl;\n      var activeIndex = swiper.activeIndex;\n\n      if (params.loop) {\n        swiper.loopDestroy();\n      }\n      var newActiveIndex = activeIndex + 1;\n      if (typeof slides === 'object' && 'length' in slides) {\n        for (var i = 0; i < slides.length; i += 1) {\n          if (slides[i]) { $wrapperEl.prepend(slides[i]); }\n        }\n        newActiveIndex = activeIndex + slides.length;\n      } else {\n        $wrapperEl.prepend(slides);\n      }\n      if (params.loop) {\n        swiper.loopCreate();\n      }\n      if (!(params.observer && Support.observer)) {\n        swiper.update();\n      }\n      swiper.slideTo(newActiveIndex, 0, false);\n    }\n\n    function addSlide (index, slides) {\n      var swiper = this;\n      var $wrapperEl = swiper.$wrapperEl;\n      var params = swiper.params;\n      var activeIndex = swiper.activeIndex;\n      var activeIndexBuffer = activeIndex;\n      if (params.loop) {\n        activeIndexBuffer -= swiper.loopedSlides;\n        swiper.loopDestroy();\n        swiper.slides = $wrapperEl.children((\".\" + (params.slideClass)));\n      }\n      var baseLength = swiper.slides.length;\n      if (index <= 0) {\n        swiper.prependSlide(slides);\n        return;\n      }\n      if (index >= baseLength) {\n        swiper.appendSlide(slides);\n        return;\n      }\n      var newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + 1 : activeIndexBuffer;\n\n      var slidesBuffer = [];\n      for (var i = baseLength - 1; i >= index; i -= 1) {\n        var currentSlide = swiper.slides.eq(i);\n        currentSlide.remove();\n        slidesBuffer.unshift(currentSlide);\n      }\n\n      if (typeof slides === 'object' && 'length' in slides) {\n        for (var i$1 = 0; i$1 < slides.length; i$1 += 1) {\n          if (slides[i$1]) { $wrapperEl.append(slides[i$1]); }\n        }\n        newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + slides.length : activeIndexBuffer;\n      } else {\n        $wrapperEl.append(slides);\n      }\n\n      for (var i$2 = 0; i$2 < slidesBuffer.length; i$2 += 1) {\n        $wrapperEl.append(slidesBuffer[i$2]);\n      }\n\n      if (params.loop) {\n        swiper.loopCreate();\n      }\n      if (!(params.observer && Support.observer)) {\n        swiper.update();\n      }\n      if (params.loop) {\n        swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);\n      } else {\n        swiper.slideTo(newActiveIndex, 0, false);\n      }\n    }\n\n    function removeSlide (slidesIndexes) {\n      var swiper = this;\n      var params = swiper.params;\n      var $wrapperEl = swiper.$wrapperEl;\n      var activeIndex = swiper.activeIndex;\n\n      var activeIndexBuffer = activeIndex;\n      if (params.loop) {\n        activeIndexBuffer -= swiper.loopedSlides;\n        swiper.loopDestroy();\n        swiper.slides = $wrapperEl.children((\".\" + (params.slideClass)));\n      }\n      var newActiveIndex = activeIndexBuffer;\n      var indexToRemove;\n\n      if (typeof slidesIndexes === 'object' && 'length' in slidesIndexes) {\n        for (var i = 0; i < slidesIndexes.length; i += 1) {\n          indexToRemove = slidesIndexes[i];\n          if (swiper.slides[indexToRemove]) { swiper.slides.eq(indexToRemove).remove(); }\n          if (indexToRemove < newActiveIndex) { newActiveIndex -= 1; }\n        }\n        newActiveIndex = Math.max(newActiveIndex, 0);\n      } else {\n        indexToRemove = slidesIndexes;\n        if (swiper.slides[indexToRemove]) { swiper.slides.eq(indexToRemove).remove(); }\n        if (indexToRemove < newActiveIndex) { newActiveIndex -= 1; }\n        newActiveIndex = Math.max(newActiveIndex, 0);\n      }\n\n      if (params.loop) {\n        swiper.loopCreate();\n      }\n\n      if (!(params.observer && Support.observer)) {\n        swiper.update();\n      }\n      if (params.loop) {\n        swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);\n      } else {\n        swiper.slideTo(newActiveIndex, 0, false);\n      }\n    }\n\n    function removeAllSlides () {\n      var swiper = this;\n\n      var slidesIndexes = [];\n      for (var i = 0; i < swiper.slides.length; i += 1) {\n        slidesIndexes.push(i);\n      }\n      swiper.removeSlide(slidesIndexes);\n    }\n\n    var manipulation = {\n      appendSlide: appendSlide,\n      prependSlide: prependSlide,\n      addSlide: addSlide,\n      removeSlide: removeSlide,\n      removeAllSlides: removeAllSlides,\n    };\n\n    var Device = (function Device() {\n      var platform = win.navigator.platform;\n      var ua = win.navigator.userAgent;\n\n      var device = {\n        ios: false,\n        android: false,\n        androidChrome: false,\n        desktop: false,\n        iphone: false,\n        ipod: false,\n        ipad: false,\n        edge: false,\n        ie: false,\n        firefox: false,\n        macos: false,\n        windows: false,\n        cordova: !!(win.cordova || win.phonegap),\n        phonegap: !!(win.cordova || win.phonegap),\n        electron: false,\n      };\n\n      var screenWidth = win.screen.width;\n      var screenHeight = win.screen.height;\n\n      var android = ua.match(/(Android);?[\\s\\/]+([\\d.]+)?/); // eslint-disable-line\n      var ipad = ua.match(/(iPad).*OS\\s([\\d_]+)/);\n      var ipod = ua.match(/(iPod)(.*OS\\s([\\d_]+))?/);\n      var iphone = !ipad && ua.match(/(iPhone\\sOS|iOS)\\s([\\d_]+)/);\n      var ie = ua.indexOf('MSIE ') >= 0 || ua.indexOf('Trident/') >= 0;\n      var edge = ua.indexOf('Edge/') >= 0;\n      var firefox = ua.indexOf('Gecko/') >= 0 && ua.indexOf('Firefox/') >= 0;\n      var windows = platform === 'Win32';\n      var electron = ua.toLowerCase().indexOf('electron') >= 0;\n      var macos = platform === 'MacIntel';\n\n      // iPadOs 13 fix\n      if (!ipad\n        && macos\n        && Support.touch\n        && (\n          (screenWidth === 1024 && screenHeight === 1366) // Pro 12.9\n          || (screenWidth === 834 && screenHeight === 1194) // Pro 11\n          || (screenWidth === 834 && screenHeight === 1112) // Pro 10.5\n          || (screenWidth === 768 && screenHeight === 1024) // other\n        )\n      ) {\n        ipad = ua.match(/(Version)\\/([\\d.]+)/);\n        macos = false;\n      }\n\n      device.ie = ie;\n      device.edge = edge;\n      device.firefox = firefox;\n\n      // Android\n      if (android && !windows) {\n        device.os = 'android';\n        device.osVersion = android[2];\n        device.android = true;\n        device.androidChrome = ua.toLowerCase().indexOf('chrome') >= 0;\n      }\n      if (ipad || iphone || ipod) {\n        device.os = 'ios';\n        device.ios = true;\n      }\n      // iOS\n      if (iphone && !ipod) {\n        device.osVersion = iphone[2].replace(/_/g, '.');\n        device.iphone = true;\n      }\n      if (ipad) {\n        device.osVersion = ipad[2].replace(/_/g, '.');\n        device.ipad = true;\n      }\n      if (ipod) {\n        device.osVersion = ipod[3] ? ipod[3].replace(/_/g, '.') : null;\n        device.ipod = true;\n      }\n      // iOS 8+ changed UA\n      if (device.ios && device.osVersion && ua.indexOf('Version/') >= 0) {\n        if (device.osVersion.split('.')[0] === '10') {\n          device.osVersion = ua.toLowerCase().split('version/')[1].split(' ')[0];\n        }\n      }\n\n      // Webview\n      device.webView = !!((iphone || ipad || ipod) && (ua.match(/.*AppleWebKit(?!.*Safari)/i) || win.navigator.standalone))\n        || (win.matchMedia && win.matchMedia('(display-mode: standalone)').matches);\n      device.webview = device.webView;\n      device.standalone = device.webView;\n\n      // Desktop\n      device.desktop = !(device.ios || device.android) || electron;\n      if (device.desktop) {\n        device.electron = electron;\n        device.macos = macos;\n        device.windows = windows;\n        if (device.macos) {\n          device.os = 'macos';\n        }\n        if (device.windows) {\n          device.os = 'windows';\n        }\n      }\n\n      // Pixel Ratio\n      device.pixelRatio = win.devicePixelRatio || 1;\n\n      // Export object\n      return device;\n    }());\n\n    function onTouchStart (event) {\n      var swiper = this;\n      var data = swiper.touchEventsData;\n      var params = swiper.params;\n      var touches = swiper.touches;\n\n      if (swiper.animating && params.preventInteractionOnTransition) {\n        return;\n      }\n      var e = event;\n      if (e.originalEvent) { e = e.originalEvent; }\n      var $targetEl = $(e.target);\n\n      if (params.touchEventsTarget === 'wrapper') {\n        if (!$targetEl.closest(swiper.wrapperEl).length) { return; }\n      }\n      data.isTouchEvent = e.type === 'touchstart';\n      if (!data.isTouchEvent && 'which' in e && e.which === 3) { return; }\n      if (!data.isTouchEvent && 'button' in e && e.button > 0) { return; }\n      if (data.isTouched && data.isMoved) { return; }\n      if (params.noSwiping && $targetEl.closest(params.noSwipingSelector ? params.noSwipingSelector : (\".\" + (params.noSwipingClass)))[0]) {\n        swiper.allowClick = true;\n        return;\n      }\n      if (params.swipeHandler) {\n        if (!$targetEl.closest(params.swipeHandler)[0]) { return; }\n      }\n\n      touches.currentX = e.type === 'touchstart' ? e.targetTouches[0].pageX : e.pageX;\n      touches.currentY = e.type === 'touchstart' ? e.targetTouches[0].pageY : e.pageY;\n      var startX = touches.currentX;\n      var startY = touches.currentY;\n\n      // Do NOT start if iOS edge swipe is detected. Otherwise iOS app cannot swipe-to-go-back anymore\n\n      var edgeSwipeDetection = params.edgeSwipeDetection || params.iOSEdgeSwipeDetection;\n      var edgeSwipeThreshold = params.edgeSwipeThreshold || params.iOSEdgeSwipeThreshold;\n      if (\n        edgeSwipeDetection\n        && ((startX <= edgeSwipeThreshold)\n        || (startX >= win.screen.width - edgeSwipeThreshold))\n      ) {\n        return;\n      }\n\n      Utils.extend(data, {\n        isTouched: true,\n        isMoved: false,\n        allowTouchCallbacks: true,\n        isScrolling: undefined,\n        startMoving: undefined,\n      });\n\n      touches.startX = startX;\n      touches.startY = startY;\n      data.touchStartTime = Utils.now();\n      swiper.allowClick = true;\n      swiper.updateSize();\n      swiper.swipeDirection = undefined;\n      if (params.threshold > 0) { data.allowThresholdMove = false; }\n      if (e.type !== 'touchstart') {\n        var preventDefault = true;\n        if ($targetEl.is(data.formElements)) { preventDefault = false; }\n        if (\n          doc.activeElement\n          && $(doc.activeElement).is(data.formElements)\n          && doc.activeElement !== $targetEl[0]\n        ) {\n          doc.activeElement.blur();\n        }\n\n        var shouldPreventDefault = preventDefault && swiper.allowTouchMove && params.touchStartPreventDefault;\n        if (params.touchStartForcePreventDefault || shouldPreventDefault) {\n          e.preventDefault();\n        }\n      }\n      swiper.emit('touchStart', e);\n    }\n\n    function onTouchMove (event) {\n      var swiper = this;\n      var data = swiper.touchEventsData;\n      var params = swiper.params;\n      var touches = swiper.touches;\n      var rtl = swiper.rtlTranslate;\n      var e = event;\n      if (e.originalEvent) { e = e.originalEvent; }\n      if (!data.isTouched) {\n        if (data.startMoving && data.isScrolling) {\n          swiper.emit('touchMoveOpposite', e);\n        }\n        return;\n      }\n      if (data.isTouchEvent && e.type !== 'touchmove') { return; }\n      var targetTouch = e.type === 'touchmove' && e.targetTouches && (e.targetTouches[0] || e.changedTouches[0]);\n      var pageX = e.type === 'touchmove' ? targetTouch.pageX : e.pageX;\n      var pageY = e.type === 'touchmove' ? targetTouch.pageY : e.pageY;\n      if (e.preventedByNestedSwiper) {\n        touches.startX = pageX;\n        touches.startY = pageY;\n        return;\n      }\n      if (!swiper.allowTouchMove) {\n        // isMoved = true;\n        swiper.allowClick = false;\n        if (data.isTouched) {\n          Utils.extend(touches, {\n            startX: pageX,\n            startY: pageY,\n            currentX: pageX,\n            currentY: pageY,\n          });\n          data.touchStartTime = Utils.now();\n        }\n        return;\n      }\n      if (data.isTouchEvent && params.touchReleaseOnEdges && !params.loop) {\n        if (swiper.isVertical()) {\n          // Vertical\n          if (\n            (pageY < touches.startY && swiper.translate <= swiper.maxTranslate())\n            || (pageY > touches.startY && swiper.translate >= swiper.minTranslate())\n          ) {\n            data.isTouched = false;\n            data.isMoved = false;\n            return;\n          }\n        } else if (\n          (pageX < touches.startX && swiper.translate <= swiper.maxTranslate())\n          || (pageX > touches.startX && swiper.translate >= swiper.minTranslate())\n        ) {\n          return;\n        }\n      }\n      if (data.isTouchEvent && doc.activeElement) {\n        if (e.target === doc.activeElement && $(e.target).is(data.formElements)) {\n          data.isMoved = true;\n          swiper.allowClick = false;\n          return;\n        }\n      }\n      if (data.allowTouchCallbacks) {\n        swiper.emit('touchMove', e);\n      }\n      if (e.targetTouches && e.targetTouches.length > 1) { return; }\n\n      touches.currentX = pageX;\n      touches.currentY = pageY;\n\n      var diffX = touches.currentX - touches.startX;\n      var diffY = touches.currentY - touches.startY;\n      if (swiper.params.threshold && Math.sqrt((Math.pow( diffX, 2 )) + (Math.pow( diffY, 2 ))) < swiper.params.threshold) { return; }\n\n      if (typeof data.isScrolling === 'undefined') {\n        var touchAngle;\n        if ((swiper.isHorizontal() && touches.currentY === touches.startY) || (swiper.isVertical() && touches.currentX === touches.startX)) {\n          data.isScrolling = false;\n        } else {\n          // eslint-disable-next-line\n          if ((diffX * diffX) + (diffY * diffY) >= 25) {\n            touchAngle = (Math.atan2(Math.abs(diffY), Math.abs(diffX)) * 180) / Math.PI;\n            data.isScrolling = swiper.isHorizontal() ? touchAngle > params.touchAngle : (90 - touchAngle > params.touchAngle);\n          }\n        }\n      }\n      if (data.isScrolling) {\n        swiper.emit('touchMoveOpposite', e);\n      }\n      if (typeof data.startMoving === 'undefined') {\n        if (touches.currentX !== touches.startX || touches.currentY !== touches.startY) {\n          data.startMoving = true;\n        }\n      }\n      if (data.isScrolling) {\n        data.isTouched = false;\n        return;\n      }\n      if (!data.startMoving) {\n        return;\n      }\n      swiper.allowClick = false;\n      if (!params.cssMode && e.cancelable) {\n        e.preventDefault();\n      }\n      if (params.touchMoveStopPropagation && !params.nested) {\n        e.stopPropagation();\n      }\n\n      if (!data.isMoved) {\n        if (params.loop) {\n          swiper.loopFix();\n        }\n        data.startTranslate = swiper.getTranslate();\n        swiper.setTransition(0);\n        if (swiper.animating) {\n          swiper.$wrapperEl.trigger('webkitTransitionEnd transitionend');\n        }\n        data.allowMomentumBounce = false;\n        // Grab Cursor\n        if (params.grabCursor && (swiper.allowSlideNext === true || swiper.allowSlidePrev === true)) {\n          swiper.setGrabCursor(true);\n        }\n        swiper.emit('sliderFirstMove', e);\n      }\n      swiper.emit('sliderMove', e);\n      data.isMoved = true;\n\n      var diff = swiper.isHorizontal() ? diffX : diffY;\n      touches.diff = diff;\n\n      diff *= params.touchRatio;\n      if (rtl) { diff = -diff; }\n\n      swiper.swipeDirection = diff > 0 ? 'prev' : 'next';\n      data.currentTranslate = diff + data.startTranslate;\n\n      var disableParentSwiper = true;\n      var resistanceRatio = params.resistanceRatio;\n      if (params.touchReleaseOnEdges) {\n        resistanceRatio = 0;\n      }\n      if ((diff > 0 && data.currentTranslate > swiper.minTranslate())) {\n        disableParentSwiper = false;\n        if (params.resistance) { data.currentTranslate = (swiper.minTranslate() - 1) + (Math.pow( (-swiper.minTranslate() + data.startTranslate + diff), resistanceRatio )); }\n      } else if (diff < 0 && data.currentTranslate < swiper.maxTranslate()) {\n        disableParentSwiper = false;\n        if (params.resistance) { data.currentTranslate = (swiper.maxTranslate() + 1) - (Math.pow( (swiper.maxTranslate() - data.startTranslate - diff), resistanceRatio )); }\n      }\n\n      if (disableParentSwiper) {\n        e.preventedByNestedSwiper = true;\n      }\n\n      // Directions locks\n      if (!swiper.allowSlideNext && swiper.swipeDirection === 'next' && data.currentTranslate < data.startTranslate) {\n        data.currentTranslate = data.startTranslate;\n      }\n      if (!swiper.allowSlidePrev && swiper.swipeDirection === 'prev' && data.currentTranslate > data.startTranslate) {\n        data.currentTranslate = data.startTranslate;\n      }\n\n\n      // Threshold\n      if (params.threshold > 0) {\n        if (Math.abs(diff) > params.threshold || data.allowThresholdMove) {\n          if (!data.allowThresholdMove) {\n            data.allowThresholdMove = true;\n            touches.startX = touches.currentX;\n            touches.startY = touches.currentY;\n            data.currentTranslate = data.startTranslate;\n            touches.diff = swiper.isHorizontal() ? touches.currentX - touches.startX : touches.currentY - touches.startY;\n            return;\n          }\n        } else {\n          data.currentTranslate = data.startTranslate;\n          return;\n        }\n      }\n\n      if (!params.followFinger || params.cssMode) { return; }\n\n      // Update active index in free mode\n      if (params.freeMode || params.watchSlidesProgress || params.watchSlidesVisibility) {\n        swiper.updateActiveIndex();\n        swiper.updateSlidesClasses();\n      }\n      if (params.freeMode) {\n        // Velocity\n        if (data.velocities.length === 0) {\n          data.velocities.push({\n            position: touches[swiper.isHorizontal() ? 'startX' : 'startY'],\n            time: data.touchStartTime,\n          });\n        }\n        data.velocities.push({\n          position: touches[swiper.isHorizontal() ? 'currentX' : 'currentY'],\n          time: Utils.now(),\n        });\n      }\n      // Update progress\n      swiper.updateProgress(data.currentTranslate);\n      // Update translate\n      swiper.setTranslate(data.currentTranslate);\n    }\n\n    function onTouchEnd (event) {\n      var swiper = this;\n      var data = swiper.touchEventsData;\n\n      var params = swiper.params;\n      var touches = swiper.touches;\n      var rtl = swiper.rtlTranslate;\n      var $wrapperEl = swiper.$wrapperEl;\n      var slidesGrid = swiper.slidesGrid;\n      var snapGrid = swiper.snapGrid;\n      var e = event;\n      if (e.originalEvent) { e = e.originalEvent; }\n      if (data.allowTouchCallbacks) {\n        swiper.emit('touchEnd', e);\n      }\n      data.allowTouchCallbacks = false;\n      if (!data.isTouched) {\n        if (data.isMoved && params.grabCursor) {\n          swiper.setGrabCursor(false);\n        }\n        data.isMoved = false;\n        data.startMoving = false;\n        return;\n      }\n      // Return Grab Cursor\n      if (params.grabCursor && data.isMoved && data.isTouched && (swiper.allowSlideNext === true || swiper.allowSlidePrev === true)) {\n        swiper.setGrabCursor(false);\n      }\n\n      // Time diff\n      var touchEndTime = Utils.now();\n      var timeDiff = touchEndTime - data.touchStartTime;\n\n      // Tap, doubleTap, Click\n      if (swiper.allowClick) {\n        swiper.updateClickedSlide(e);\n        swiper.emit('tap click', e);\n        if (timeDiff < 300 && (touchEndTime - data.lastClickTime) < 300) {\n          swiper.emit('doubleTap doubleClick', e);\n        }\n      }\n\n      data.lastClickTime = Utils.now();\n      Utils.nextTick(function () {\n        if (!swiper.destroyed) { swiper.allowClick = true; }\n      });\n\n      if (!data.isTouched || !data.isMoved || !swiper.swipeDirection || touches.diff === 0 || data.currentTranslate === data.startTranslate) {\n        data.isTouched = false;\n        data.isMoved = false;\n        data.startMoving = false;\n        return;\n      }\n      data.isTouched = false;\n      data.isMoved = false;\n      data.startMoving = false;\n\n      var currentPos;\n      if (params.followFinger) {\n        currentPos = rtl ? swiper.translate : -swiper.translate;\n      } else {\n        currentPos = -data.currentTranslate;\n      }\n\n      if (params.cssMode) {\n        return;\n      }\n\n      if (params.freeMode) {\n        if (currentPos < -swiper.minTranslate()) {\n          swiper.slideTo(swiper.activeIndex);\n          return;\n        }\n        if (currentPos > -swiper.maxTranslate()) {\n          if (swiper.slides.length < snapGrid.length) {\n            swiper.slideTo(snapGrid.length - 1);\n          } else {\n            swiper.slideTo(swiper.slides.length - 1);\n          }\n          return;\n        }\n\n        if (params.freeModeMomentum) {\n          if (data.velocities.length > 1) {\n            var lastMoveEvent = data.velocities.pop();\n            var velocityEvent = data.velocities.pop();\n\n            var distance = lastMoveEvent.position - velocityEvent.position;\n            var time = lastMoveEvent.time - velocityEvent.time;\n            swiper.velocity = distance / time;\n            swiper.velocity /= 2;\n            if (Math.abs(swiper.velocity) < params.freeModeMinimumVelocity) {\n              swiper.velocity = 0;\n            }\n            // this implies that the user stopped moving a finger then released.\n            // There would be no events with distance zero, so the last event is stale.\n            if (time > 150 || (Utils.now() - lastMoveEvent.time) > 300) {\n              swiper.velocity = 0;\n            }\n          } else {\n            swiper.velocity = 0;\n          }\n          swiper.velocity *= params.freeModeMomentumVelocityRatio;\n\n          data.velocities.length = 0;\n          var momentumDuration = 1000 * params.freeModeMomentumRatio;\n          var momentumDistance = swiper.velocity * momentumDuration;\n\n          var newPosition = swiper.translate + momentumDistance;\n          if (rtl) { newPosition = -newPosition; }\n\n          var doBounce = false;\n          var afterBouncePosition;\n          var bounceAmount = Math.abs(swiper.velocity) * 20 * params.freeModeMomentumBounceRatio;\n          var needsLoopFix;\n          if (newPosition < swiper.maxTranslate()) {\n            if (params.freeModeMomentumBounce) {\n              if (newPosition + swiper.maxTranslate() < -bounceAmount) {\n                newPosition = swiper.maxTranslate() - bounceAmount;\n              }\n              afterBouncePosition = swiper.maxTranslate();\n              doBounce = true;\n              data.allowMomentumBounce = true;\n            } else {\n              newPosition = swiper.maxTranslate();\n            }\n            if (params.loop && params.centeredSlides) { needsLoopFix = true; }\n          } else if (newPosition > swiper.minTranslate()) {\n            if (params.freeModeMomentumBounce) {\n              if (newPosition - swiper.minTranslate() > bounceAmount) {\n                newPosition = swiper.minTranslate() + bounceAmount;\n              }\n              afterBouncePosition = swiper.minTranslate();\n              doBounce = true;\n              data.allowMomentumBounce = true;\n            } else {\n              newPosition = swiper.minTranslate();\n            }\n            if (params.loop && params.centeredSlides) { needsLoopFix = true; }\n          } else if (params.freeModeSticky) {\n            var nextSlide;\n            for (var j = 0; j < snapGrid.length; j += 1) {\n              if (snapGrid[j] > -newPosition) {\n                nextSlide = j;\n                break;\n              }\n            }\n\n            if (Math.abs(snapGrid[nextSlide] - newPosition) < Math.abs(snapGrid[nextSlide - 1] - newPosition) || swiper.swipeDirection === 'next') {\n              newPosition = snapGrid[nextSlide];\n            } else {\n              newPosition = snapGrid[nextSlide - 1];\n            }\n            newPosition = -newPosition;\n          }\n          if (needsLoopFix) {\n            swiper.once('transitionEnd', function () {\n              swiper.loopFix();\n            });\n          }\n          // Fix duration\n          if (swiper.velocity !== 0) {\n            if (rtl) {\n              momentumDuration = Math.abs((-newPosition - swiper.translate) / swiper.velocity);\n            } else {\n              momentumDuration = Math.abs((newPosition - swiper.translate) / swiper.velocity);\n            }\n            if (params.freeModeSticky) {\n              // If freeModeSticky is active and the user ends a swipe with a slow-velocity\n              // event, then durations can be 20+ seconds to slide one (or zero!) slides.\n              // It's easy to see this when simulating touch with mouse events. To fix this,\n              // limit single-slide swipes to the default slide duration. This also has the\n              // nice side effect of matching slide speed if the user stopped moving before\n              // lifting finger or mouse vs. moving slowly before lifting the finger/mouse.\n              // For faster swipes, also apply limits (albeit higher ones).\n              var moveDistance = Math.abs((rtl ? -newPosition : newPosition) - swiper.translate);\n              var currentSlideSize = swiper.slidesSizesGrid[swiper.activeIndex];\n              if (moveDistance < currentSlideSize) {\n                momentumDuration = params.speed;\n              } else if (moveDistance < 2 * currentSlideSize) {\n                momentumDuration = params.speed * 1.5;\n              } else {\n                momentumDuration = params.speed * 2.5;\n              }\n            }\n          } else if (params.freeModeSticky) {\n            swiper.slideToClosest();\n            return;\n          }\n\n          if (params.freeModeMomentumBounce && doBounce) {\n            swiper.updateProgress(afterBouncePosition);\n            swiper.setTransition(momentumDuration);\n            swiper.setTranslate(newPosition);\n            swiper.transitionStart(true, swiper.swipeDirection);\n            swiper.animating = true;\n            $wrapperEl.transitionEnd(function () {\n              if (!swiper || swiper.destroyed || !data.allowMomentumBounce) { return; }\n              swiper.emit('momentumBounce');\n              swiper.setTransition(params.speed);\n              setTimeout(function () {\n                swiper.setTranslate(afterBouncePosition);\n                $wrapperEl.transitionEnd(function () {\n                  if (!swiper || swiper.destroyed) { return; }\n                  swiper.transitionEnd();\n                });\n              }, 0);\n            });\n          } else if (swiper.velocity) {\n            swiper.updateProgress(newPosition);\n            swiper.setTransition(momentumDuration);\n            swiper.setTranslate(newPosition);\n            swiper.transitionStart(true, swiper.swipeDirection);\n            if (!swiper.animating) {\n              swiper.animating = true;\n              $wrapperEl.transitionEnd(function () {\n                if (!swiper || swiper.destroyed) { return; }\n                swiper.transitionEnd();\n              });\n            }\n          } else {\n            swiper.updateProgress(newPosition);\n          }\n\n          swiper.updateActiveIndex();\n          swiper.updateSlidesClasses();\n        } else if (params.freeModeSticky) {\n          swiper.slideToClosest();\n          return;\n        }\n\n        if (!params.freeModeMomentum || timeDiff >= params.longSwipesMs) {\n          swiper.updateProgress();\n          swiper.updateActiveIndex();\n          swiper.updateSlidesClasses();\n        }\n        return;\n      }\n\n      // Find current slide\n      var stopIndex = 0;\n      var groupSize = swiper.slidesSizesGrid[0];\n      for (var i = 0; i < slidesGrid.length; i += (i < params.slidesPerGroupSkip ? 1 : params.slidesPerGroup)) {\n        var increment$1 = (i < params.slidesPerGroupSkip - 1 ? 1 : params.slidesPerGroup);\n        if (typeof slidesGrid[i + increment$1] !== 'undefined') {\n          if (currentPos >= slidesGrid[i] && currentPos < slidesGrid[i + increment$1]) {\n            stopIndex = i;\n            groupSize = slidesGrid[i + increment$1] - slidesGrid[i];\n          }\n        } else if (currentPos >= slidesGrid[i]) {\n          stopIndex = i;\n          groupSize = slidesGrid[slidesGrid.length - 1] - slidesGrid[slidesGrid.length - 2];\n        }\n      }\n\n      // Find current slide size\n      var ratio = (currentPos - slidesGrid[stopIndex]) / groupSize;\n      var increment = (stopIndex < params.slidesPerGroupSkip - 1 ? 1 : params.slidesPerGroup);\n\n      if (timeDiff > params.longSwipesMs) {\n        // Long touches\n        if (!params.longSwipes) {\n          swiper.slideTo(swiper.activeIndex);\n          return;\n        }\n        if (swiper.swipeDirection === 'next') {\n          if (ratio >= params.longSwipesRatio) { swiper.slideTo(stopIndex + increment); }\n          else { swiper.slideTo(stopIndex); }\n        }\n        if (swiper.swipeDirection === 'prev') {\n          if (ratio > (1 - params.longSwipesRatio)) { swiper.slideTo(stopIndex + increment); }\n          else { swiper.slideTo(stopIndex); }\n        }\n      } else {\n        // Short swipes\n        if (!params.shortSwipes) {\n          swiper.slideTo(swiper.activeIndex);\n          return;\n        }\n        var isNavButtonTarget = swiper.navigation && (e.target === swiper.navigation.nextEl || e.target === swiper.navigation.prevEl);\n        if (!isNavButtonTarget) {\n          if (swiper.swipeDirection === 'next') {\n            swiper.slideTo(stopIndex + increment);\n          }\n          if (swiper.swipeDirection === 'prev') {\n            swiper.slideTo(stopIndex);\n          }\n        } else if (e.target === swiper.navigation.nextEl) {\n          swiper.slideTo(stopIndex + increment);\n        } else {\n          swiper.slideTo(stopIndex);\n        }\n      }\n    }\n\n    function onResize () {\n      var swiper = this;\n\n      var params = swiper.params;\n      var el = swiper.el;\n\n      if (el && el.offsetWidth === 0) { return; }\n\n      // Breakpoints\n      if (params.breakpoints) {\n        swiper.setBreakpoint();\n      }\n\n      // Save locks\n      var allowSlideNext = swiper.allowSlideNext;\n      var allowSlidePrev = swiper.allowSlidePrev;\n      var snapGrid = swiper.snapGrid;\n\n      // Disable locks on resize\n      swiper.allowSlideNext = true;\n      swiper.allowSlidePrev = true;\n\n      swiper.updateSize();\n      swiper.updateSlides();\n\n      swiper.updateSlidesClasses();\n      if ((params.slidesPerView === 'auto' || params.slidesPerView > 1) && swiper.isEnd && !swiper.isBeginning && !swiper.params.centeredSlides) {\n        swiper.slideTo(swiper.slides.length - 1, 0, false, true);\n      } else {\n        swiper.slideTo(swiper.activeIndex, 0, false, true);\n      }\n\n      if (swiper.autoplay && swiper.autoplay.running && swiper.autoplay.paused) {\n        swiper.autoplay.run();\n      }\n      // Return locks after resize\n      swiper.allowSlidePrev = allowSlidePrev;\n      swiper.allowSlideNext = allowSlideNext;\n\n      if (swiper.params.watchOverflow && snapGrid !== swiper.snapGrid) {\n        swiper.checkOverflow();\n      }\n    }\n\n    function onClick (e) {\n      var swiper = this;\n      if (!swiper.allowClick) {\n        if (swiper.params.preventClicks) { e.preventDefault(); }\n        if (swiper.params.preventClicksPropagation && swiper.animating) {\n          e.stopPropagation();\n          e.stopImmediatePropagation();\n        }\n      }\n    }\n\n    function onScroll () {\n      var swiper = this;\n      var wrapperEl = swiper.wrapperEl;\n      var rtlTranslate = swiper.rtlTranslate;\n      swiper.previousTranslate = swiper.translate;\n      if (swiper.isHorizontal()) {\n        if (rtlTranslate) {\n          swiper.translate = ((wrapperEl.scrollWidth - wrapperEl.offsetWidth) - wrapperEl.scrollLeft);\n        } else {\n          swiper.translate = -wrapperEl.scrollLeft;\n        }\n      } else {\n        swiper.translate = -wrapperEl.scrollTop;\n      }\n      // eslint-disable-next-line\n      if (swiper.translate === -0) { swiper.translate = 0; }\n\n      swiper.updateActiveIndex();\n      swiper.updateSlidesClasses();\n\n      var newProgress;\n      var translatesDiff = swiper.maxTranslate() - swiper.minTranslate();\n      if (translatesDiff === 0) {\n        newProgress = 0;\n      } else {\n        newProgress = (swiper.translate - swiper.minTranslate()) / (translatesDiff);\n      }\n      if (newProgress !== swiper.progress) {\n        swiper.updateProgress(rtlTranslate ? -swiper.translate : swiper.translate);\n      }\n\n      swiper.emit('setTranslate', swiper.translate, false);\n    }\n\n    var dummyEventAttached = false;\n    function dummyEventListener() {}\n\n    function attachEvents() {\n      var swiper = this;\n      var params = swiper.params;\n      var touchEvents = swiper.touchEvents;\n      var el = swiper.el;\n      var wrapperEl = swiper.wrapperEl;\n\n      swiper.onTouchStart = onTouchStart.bind(swiper);\n      swiper.onTouchMove = onTouchMove.bind(swiper);\n      swiper.onTouchEnd = onTouchEnd.bind(swiper);\n      if (params.cssMode) {\n        swiper.onScroll = onScroll.bind(swiper);\n      }\n\n      swiper.onClick = onClick.bind(swiper);\n\n      var capture = !!params.nested;\n\n      // Touch Events\n      if (!Support.touch && Support.pointerEvents) {\n        el.addEventListener(touchEvents.start, swiper.onTouchStart, false);\n        doc.addEventListener(touchEvents.move, swiper.onTouchMove, capture);\n        doc.addEventListener(touchEvents.end, swiper.onTouchEnd, false);\n      } else {\n        if (Support.touch) {\n          var passiveListener = touchEvents.start === 'touchstart' && Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;\n          el.addEventListener(touchEvents.start, swiper.onTouchStart, passiveListener);\n          el.addEventListener(touchEvents.move, swiper.onTouchMove, Support.passiveListener ? { passive: false, capture: capture } : capture);\n          el.addEventListener(touchEvents.end, swiper.onTouchEnd, passiveListener);\n          if (touchEvents.cancel) {\n            el.addEventListener(touchEvents.cancel, swiper.onTouchEnd, passiveListener);\n          }\n          if (!dummyEventAttached) {\n            doc.addEventListener('touchstart', dummyEventListener);\n            dummyEventAttached = true;\n          }\n        }\n        if ((params.simulateTouch && !Device.ios && !Device.android) || (params.simulateTouch && !Support.touch && Device.ios)) {\n          el.addEventListener('mousedown', swiper.onTouchStart, false);\n          doc.addEventListener('mousemove', swiper.onTouchMove, capture);\n          doc.addEventListener('mouseup', swiper.onTouchEnd, false);\n        }\n      }\n      // Prevent Links Clicks\n      if (params.preventClicks || params.preventClicksPropagation) {\n        el.addEventListener('click', swiper.onClick, true);\n      }\n      if (params.cssMode) {\n        wrapperEl.addEventListener('scroll', swiper.onScroll);\n      }\n\n      // Resize handler\n      if (params.updateOnWindowResize) {\n        swiper.on((Device.ios || Device.android ? 'resize orientationchange observerUpdate' : 'resize observerUpdate'), onResize, true);\n      } else {\n        swiper.on('observerUpdate', onResize, true);\n      }\n    }\n\n    function detachEvents() {\n      var swiper = this;\n\n      var params = swiper.params;\n      var touchEvents = swiper.touchEvents;\n      var el = swiper.el;\n      var wrapperEl = swiper.wrapperEl;\n\n      var capture = !!params.nested;\n\n      // Touch Events\n      if (!Support.touch && Support.pointerEvents) {\n        el.removeEventListener(touchEvents.start, swiper.onTouchStart, false);\n        doc.removeEventListener(touchEvents.move, swiper.onTouchMove, capture);\n        doc.removeEventListener(touchEvents.end, swiper.onTouchEnd, false);\n      } else {\n        if (Support.touch) {\n          var passiveListener = touchEvents.start === 'onTouchStart' && Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;\n          el.removeEventListener(touchEvents.start, swiper.onTouchStart, passiveListener);\n          el.removeEventListener(touchEvents.move, swiper.onTouchMove, capture);\n          el.removeEventListener(touchEvents.end, swiper.onTouchEnd, passiveListener);\n          if (touchEvents.cancel) {\n            el.removeEventListener(touchEvents.cancel, swiper.onTouchEnd, passiveListener);\n          }\n        }\n        if ((params.simulateTouch && !Device.ios && !Device.android) || (params.simulateTouch && !Support.touch && Device.ios)) {\n          el.removeEventListener('mousedown', swiper.onTouchStart, false);\n          doc.removeEventListener('mousemove', swiper.onTouchMove, capture);\n          doc.removeEventListener('mouseup', swiper.onTouchEnd, false);\n        }\n      }\n      // Prevent Links Clicks\n      if (params.preventClicks || params.preventClicksPropagation) {\n        el.removeEventListener('click', swiper.onClick, true);\n      }\n\n      if (params.cssMode) {\n        wrapperEl.removeEventListener('scroll', swiper.onScroll);\n      }\n\n      // Resize handler\n      swiper.off((Device.ios || Device.android ? 'resize orientationchange observerUpdate' : 'resize observerUpdate'), onResize);\n    }\n\n    var events = {\n      attachEvents: attachEvents,\n      detachEvents: detachEvents,\n    };\n\n    function setBreakpoint () {\n      var swiper = this;\n      var activeIndex = swiper.activeIndex;\n      var initialized = swiper.initialized;\n      var loopedSlides = swiper.loopedSlides; if ( loopedSlides === void 0 ) loopedSlides = 0;\n      var params = swiper.params;\n      var $el = swiper.$el;\n      var breakpoints = params.breakpoints;\n      if (!breakpoints || (breakpoints && Object.keys(breakpoints).length === 0)) { return; }\n\n      // Get breakpoint for window width and update parameters\n      var breakpoint = swiper.getBreakpoint(breakpoints);\n\n      if (breakpoint && swiper.currentBreakpoint !== breakpoint) {\n        var breakpointOnlyParams = breakpoint in breakpoints ? breakpoints[breakpoint] : undefined;\n        if (breakpointOnlyParams) {\n          ['slidesPerView', 'spaceBetween', 'slidesPerGroup', 'slidesPerGroupSkip', 'slidesPerColumn'].forEach(function (param) {\n            var paramValue = breakpointOnlyParams[param];\n            if (typeof paramValue === 'undefined') { return; }\n            if (param === 'slidesPerView' && (paramValue === 'AUTO' || paramValue === 'auto')) {\n              breakpointOnlyParams[param] = 'auto';\n            } else if (param === 'slidesPerView') {\n              breakpointOnlyParams[param] = parseFloat(paramValue);\n            } else {\n              breakpointOnlyParams[param] = parseInt(paramValue, 10);\n            }\n          });\n        }\n\n        var breakpointParams = breakpointOnlyParams || swiper.originalParams;\n        var wasMultiRow = params.slidesPerColumn > 1;\n        var isMultiRow = breakpointParams.slidesPerColumn > 1;\n        if (wasMultiRow && !isMultiRow) {\n          $el.removeClass(((params.containerModifierClass) + \"multirow \" + (params.containerModifierClass) + \"multirow-column\"));\n        } else if (!wasMultiRow && isMultiRow) {\n          $el.addClass(((params.containerModifierClass) + \"multirow\"));\n          if (breakpointParams.slidesPerColumnFill === 'column') {\n            $el.addClass(((params.containerModifierClass) + \"multirow-column\"));\n          }\n        }\n\n        var directionChanged = breakpointParams.direction && breakpointParams.direction !== params.direction;\n        var needsReLoop = params.loop && (breakpointParams.slidesPerView !== params.slidesPerView || directionChanged);\n\n        if (directionChanged && initialized) {\n          swiper.changeDirection();\n        }\n\n        Utils.extend(swiper.params, breakpointParams);\n\n        Utils.extend(swiper, {\n          allowTouchMove: swiper.params.allowTouchMove,\n          allowSlideNext: swiper.params.allowSlideNext,\n          allowSlidePrev: swiper.params.allowSlidePrev,\n        });\n\n        swiper.currentBreakpoint = breakpoint;\n\n        if (needsReLoop && initialized) {\n          swiper.loopDestroy();\n          swiper.loopCreate();\n          swiper.updateSlides();\n          swiper.slideTo((activeIndex - loopedSlides) + swiper.loopedSlides, 0, false);\n        }\n\n        swiper.emit('breakpoint', breakpointParams);\n      }\n    }\n\n    function getBreakpoint (breakpoints) {\n      // Get breakpoint for window width\n      if (!breakpoints) { return undefined; }\n      var breakpoint = false;\n\n      var points = Object.keys(breakpoints).map(function (point) {\n        if (typeof point === 'string' && point.indexOf('@') === 0) {\n          var minRatio = parseFloat(point.substr(1));\n          var value = win.innerHeight * minRatio;\n          return { value: value, point: point };\n        }\n        return { value: point, point: point };\n      });\n\n      points.sort(function (a, b) { return parseInt(a.value, 10) - parseInt(b.value, 10); });\n      for (var i = 0; i < points.length; i += 1) {\n        var ref = points[i];\n        var point = ref.point;\n        var value = ref.value;\n        if (value <= win.innerWidth) {\n          breakpoint = point;\n        }\n      }\n      return breakpoint || 'max';\n    }\n\n    var breakpoints = { setBreakpoint: setBreakpoint, getBreakpoint: getBreakpoint };\n\n    function addClasses () {\n      var swiper = this;\n      var classNames = swiper.classNames;\n      var params = swiper.params;\n      var rtl = swiper.rtl;\n      var $el = swiper.$el;\n      var suffixes = [];\n\n      suffixes.push('initialized');\n      suffixes.push(params.direction);\n\n      if (params.freeMode) {\n        suffixes.push('free-mode');\n      }\n      if (params.autoHeight) {\n        suffixes.push('autoheight');\n      }\n      if (rtl) {\n        suffixes.push('rtl');\n      }\n      if (params.slidesPerColumn > 1) {\n        suffixes.push('multirow');\n        if (params.slidesPerColumnFill === 'column') {\n          suffixes.push('multirow-column');\n        }\n      }\n      if (Device.android) {\n        suffixes.push('android');\n      }\n      if (Device.ios) {\n        suffixes.push('ios');\n      }\n\n      if (params.cssMode) {\n        suffixes.push('css-mode');\n      }\n\n      suffixes.forEach(function (suffix) {\n        classNames.push(params.containerModifierClass + suffix);\n      });\n\n      $el.addClass(classNames.join(' '));\n    }\n\n    function removeClasses () {\n      var swiper = this;\n      var $el = swiper.$el;\n      var classNames = swiper.classNames;\n\n      $el.removeClass(classNames.join(' '));\n    }\n\n    var classes = { addClasses: addClasses, removeClasses: removeClasses };\n\n    function loadImage (imageEl, src, srcset, sizes, checkForComplete, callback) {\n      var image;\n      function onReady() {\n        if (callback) { callback(); }\n      }\n      var isPicture = $(imageEl).parent('picture')[0];\n\n      if (!isPicture && (!imageEl.complete || !checkForComplete)) {\n        if (src) {\n          image = new win.Image();\n          image.onload = onReady;\n          image.onerror = onReady;\n          if (sizes) {\n            image.sizes = sizes;\n          }\n          if (srcset) {\n            image.srcset = srcset;\n          }\n          if (src) {\n            image.src = src;\n          }\n        } else {\n          onReady();\n        }\n      } else {\n        // image already loaded...\n        onReady();\n      }\n    }\n\n    function preloadImages () {\n      var swiper = this;\n      swiper.imagesToLoad = swiper.$el.find('img');\n      function onReady() {\n        if (typeof swiper === 'undefined' || swiper === null || !swiper || swiper.destroyed) { return; }\n        if (swiper.imagesLoaded !== undefined) { swiper.imagesLoaded += 1; }\n        if (swiper.imagesLoaded === swiper.imagesToLoad.length) {\n          if (swiper.params.updateOnImagesReady) { swiper.update(); }\n          swiper.emit('imagesReady');\n        }\n      }\n      for (var i = 0; i < swiper.imagesToLoad.length; i += 1) {\n        var imageEl = swiper.imagesToLoad[i];\n        swiper.loadImage(\n          imageEl,\n          imageEl.currentSrc || imageEl.getAttribute('src'),\n          imageEl.srcset || imageEl.getAttribute('srcset'),\n          imageEl.sizes || imageEl.getAttribute('sizes'),\n          true,\n          onReady\n        );\n      }\n    }\n\n    var images = {\n      loadImage: loadImage,\n      preloadImages: preloadImages,\n    };\n\n    function checkOverflow() {\n      var swiper = this;\n      var params = swiper.params;\n      var wasLocked = swiper.isLocked;\n      var lastSlidePosition = swiper.slides.length > 0 && (params.slidesOffsetBefore + (params.spaceBetween * (swiper.slides.length - 1)) + ((swiper.slides[0]).offsetWidth) * swiper.slides.length);\n\n      if (params.slidesOffsetBefore && params.slidesOffsetAfter && lastSlidePosition) {\n        swiper.isLocked = lastSlidePosition <= swiper.size;\n      } else {\n        swiper.isLocked = swiper.snapGrid.length === 1;\n      }\n\n      swiper.allowSlideNext = !swiper.isLocked;\n      swiper.allowSlidePrev = !swiper.isLocked;\n\n      // events\n      if (wasLocked !== swiper.isLocked) { swiper.emit(swiper.isLocked ? 'lock' : 'unlock'); }\n\n      if (wasLocked && wasLocked !== swiper.isLocked) {\n        swiper.isEnd = false;\n        if (swiper.navigation) { swiper.navigation.update(); }\n      }\n    }\n\n    var checkOverflow$1 = { checkOverflow: checkOverflow };\n\n    var defaults = {\n      init: true,\n      direction: 'horizontal',\n      touchEventsTarget: 'container',\n      initialSlide: 0,\n      speed: 300,\n      cssMode: false,\n      updateOnWindowResize: true,\n      //\n      preventInteractionOnTransition: false,\n\n      // To support iOS's swipe-to-go-back gesture (when being used in-app).\n      edgeSwipeDetection: false,\n      edgeSwipeThreshold: 20,\n\n      // Free mode\n      freeMode: false,\n      freeModeMomentum: true,\n      freeModeMomentumRatio: 1,\n      freeModeMomentumBounce: true,\n      freeModeMomentumBounceRatio: 1,\n      freeModeMomentumVelocityRatio: 1,\n      freeModeSticky: false,\n      freeModeMinimumVelocity: 0.02,\n\n      // Autoheight\n      autoHeight: false,\n\n      // Set wrapper width\n      setWrapperSize: false,\n\n      // Virtual Translate\n      virtualTranslate: false,\n\n      // Effects\n      effect: 'slide', // 'slide' or 'fade' or 'cube' or 'coverflow' or 'flip'\n\n      // Breakpoints\n      breakpoints: undefined,\n\n      // Slides grid\n      spaceBetween: 0,\n      slidesPerView: 1,\n      slidesPerColumn: 1,\n      slidesPerColumnFill: 'column',\n      slidesPerGroup: 1,\n      slidesPerGroupSkip: 0,\n      centeredSlides: false,\n      centeredSlidesBounds: false,\n      slidesOffsetBefore: 0, // in px\n      slidesOffsetAfter: 0, // in px\n      normalizeSlideIndex: true,\n      centerInsufficientSlides: false,\n\n      // Disable swiper and hide navigation when container not overflow\n      watchOverflow: false,\n\n      // Round length\n      roundLengths: false,\n\n      // Touches\n      touchRatio: 1,\n      touchAngle: 45,\n      simulateTouch: true,\n      shortSwipes: true,\n      longSwipes: true,\n      longSwipesRatio: 0.5,\n      longSwipesMs: 300,\n      followFinger: true,\n      allowTouchMove: true,\n      threshold: 0,\n      touchMoveStopPropagation: false,\n      touchStartPreventDefault: true,\n      touchStartForcePreventDefault: false,\n      touchReleaseOnEdges: false,\n\n      // Unique Navigation Elements\n      uniqueNavElements: true,\n\n      // Resistance\n      resistance: true,\n      resistanceRatio: 0.85,\n\n      // Progress\n      watchSlidesProgress: false,\n      watchSlidesVisibility: false,\n\n      // Cursor\n      grabCursor: false,\n\n      // Clicks\n      preventClicks: true,\n      preventClicksPropagation: true,\n      slideToClickedSlide: false,\n\n      // Images\n      preloadImages: true,\n      updateOnImagesReady: true,\n\n      // loop\n      loop: false,\n      loopAdditionalSlides: 0,\n      loopedSlides: null,\n      loopFillGroupWithBlank: false,\n\n      // Swiping/no swiping\n      allowSlidePrev: true,\n      allowSlideNext: true,\n      swipeHandler: null, // '.swipe-handler',\n      noSwiping: true,\n      noSwipingClass: 'swiper-no-swiping',\n      noSwipingSelector: null,\n\n      // Passive Listeners\n      passiveListeners: true,\n\n      // NS\n      containerModifierClass: 'swiper-container-', // NEW\n      slideClass: 'swiper-slide',\n      slideBlankClass: 'swiper-slide-invisible-blank',\n      slideActiveClass: 'swiper-slide-active',\n      slideDuplicateActiveClass: 'swiper-slide-duplicate-active',\n      slideVisibleClass: 'swiper-slide-visible',\n      slideDuplicateClass: 'swiper-slide-duplicate',\n      slideNextClass: 'swiper-slide-next',\n      slideDuplicateNextClass: 'swiper-slide-duplicate-next',\n      slidePrevClass: 'swiper-slide-prev',\n      slideDuplicatePrevClass: 'swiper-slide-duplicate-prev',\n      wrapperClass: 'swiper-wrapper',\n\n      // Callbacks\n      runCallbacksOnInit: true,\n    };\n\n    /* eslint no-param-reassign: \"off\" */\n\n    var prototypes = {\n      update: update,\n      translate: translate,\n      transition: transition$1,\n      slide: slide,\n      loop: loop,\n      grabCursor: grabCursor,\n      manipulation: manipulation,\n      events: events,\n      breakpoints: breakpoints,\n      checkOverflow: checkOverflow$1,\n      classes: classes,\n      images: images,\n    };\n\n    var extendedDefaults = {};\n\n    var Swiper = /*@__PURE__*/(function (SwiperClass) {\n      function Swiper() {\n        var assign;\n\n        var args = [], len = arguments.length;\n        while ( len-- ) args[ len ] = arguments[ len ];\n        var el;\n        var params;\n        if (args.length === 1 && args[0].constructor && args[0].constructor === Object) {\n          params = args[0];\n        } else {\n          (assign = args, el = assign[0], params = assign[1]);\n        }\n        if (!params) { params = {}; }\n\n        params = Utils.extend({}, params);\n        if (el && !params.el) { params.el = el; }\n\n        SwiperClass.call(this, params);\n\n        Object.keys(prototypes).forEach(function (prototypeGroup) {\n          Object.keys(prototypes[prototypeGroup]).forEach(function (protoMethod) {\n            if (!Swiper.prototype[protoMethod]) {\n              Swiper.prototype[protoMethod] = prototypes[prototypeGroup][protoMethod];\n            }\n          });\n        });\n\n        // Swiper Instance\n        var swiper = this;\n        if (typeof swiper.modules === 'undefined') {\n          swiper.modules = {};\n        }\n        Object.keys(swiper.modules).forEach(function (moduleName) {\n          var module = swiper.modules[moduleName];\n          if (module.params) {\n            var moduleParamName = Object.keys(module.params)[0];\n            var moduleParams = module.params[moduleParamName];\n            if (typeof moduleParams !== 'object' || moduleParams === null) { return; }\n            if (!(moduleParamName in params && 'enabled' in moduleParams)) { return; }\n            if (params[moduleParamName] === true) {\n              params[moduleParamName] = { enabled: true };\n            }\n            if (\n              typeof params[moduleParamName] === 'object'\n              && !('enabled' in params[moduleParamName])\n            ) {\n              params[moduleParamName].enabled = true;\n            }\n            if (!params[moduleParamName]) { params[moduleParamName] = { enabled: false }; }\n          }\n        });\n\n        // Extend defaults with modules params\n        var swiperParams = Utils.extend({}, defaults);\n        swiper.useModulesParams(swiperParams);\n\n        // Extend defaults with passed params\n        swiper.params = Utils.extend({}, swiperParams, extendedDefaults, params);\n        swiper.originalParams = Utils.extend({}, swiper.params);\n        swiper.passedParams = Utils.extend({}, params);\n\n        // Save Dom lib\n        swiper.$ = $;\n\n        // Find el\n        var $el = $(swiper.params.el);\n        el = $el[0];\n\n        if (!el) {\n          return undefined;\n        }\n\n        if ($el.length > 1) {\n          var swipers = [];\n          $el.each(function (index, containerEl) {\n            var newParams = Utils.extend({}, params, { el: containerEl });\n            swipers.push(new Swiper(newParams));\n          });\n          return swipers;\n        }\n\n        el.swiper = swiper;\n        $el.data('swiper', swiper);\n\n        // Find Wrapper\n        var $wrapperEl;\n        if (el && el.shadowRoot && el.shadowRoot.querySelector) {\n          $wrapperEl = $(el.shadowRoot.querySelector((\".\" + (swiper.params.wrapperClass))));\n          // Children needs to return slot items\n          $wrapperEl.children = function (options) { return $el.children(options); };\n        } else {\n          $wrapperEl = $el.children((\".\" + (swiper.params.wrapperClass)));\n        }\n        // Extend Swiper\n        Utils.extend(swiper, {\n          $el: $el,\n          el: el,\n          $wrapperEl: $wrapperEl,\n          wrapperEl: $wrapperEl[0],\n\n          // Classes\n          classNames: [],\n\n          // Slides\n          slides: $(),\n          slidesGrid: [],\n          snapGrid: [],\n          slidesSizesGrid: [],\n\n          // isDirection\n          isHorizontal: function isHorizontal() {\n            return swiper.params.direction === 'horizontal';\n          },\n          isVertical: function isVertical() {\n            return swiper.params.direction === 'vertical';\n          },\n          // RTL\n          rtl: (el.dir.toLowerCase() === 'rtl' || $el.css('direction') === 'rtl'),\n          rtlTranslate: swiper.params.direction === 'horizontal' && (el.dir.toLowerCase() === 'rtl' || $el.css('direction') === 'rtl'),\n          wrongRTL: $wrapperEl.css('display') === '-webkit-box',\n\n          // Indexes\n          activeIndex: 0,\n          realIndex: 0,\n\n          //\n          isBeginning: true,\n          isEnd: false,\n\n          // Props\n          translate: 0,\n          previousTranslate: 0,\n          progress: 0,\n          velocity: 0,\n          animating: false,\n\n          // Locks\n          allowSlideNext: swiper.params.allowSlideNext,\n          allowSlidePrev: swiper.params.allowSlidePrev,\n\n          // Touch Events\n          touchEvents: (function touchEvents() {\n            var touch = ['touchstart', 'touchmove', 'touchend', 'touchcancel'];\n            var desktop = ['mousedown', 'mousemove', 'mouseup'];\n            if (Support.pointerEvents) {\n              desktop = ['pointerdown', 'pointermove', 'pointerup'];\n            }\n            swiper.touchEventsTouch = {\n              start: touch[0],\n              move: touch[1],\n              end: touch[2],\n              cancel: touch[3],\n            };\n            swiper.touchEventsDesktop = {\n              start: desktop[0],\n              move: desktop[1],\n              end: desktop[2],\n            };\n            return Support.touch || !swiper.params.simulateTouch ? swiper.touchEventsTouch : swiper.touchEventsDesktop;\n          }()),\n          touchEventsData: {\n            isTouched: undefined,\n            isMoved: undefined,\n            allowTouchCallbacks: undefined,\n            touchStartTime: undefined,\n            isScrolling: undefined,\n            currentTranslate: undefined,\n            startTranslate: undefined,\n            allowThresholdMove: undefined,\n            // Form elements to match\n            formElements: 'input, select, option, textarea, button, video, label',\n            // Last click time\n            lastClickTime: Utils.now(),\n            clickTimeout: undefined,\n            // Velocities\n            velocities: [],\n            allowMomentumBounce: undefined,\n            isTouchEvent: undefined,\n            startMoving: undefined,\n          },\n\n          // Clicks\n          allowClick: true,\n\n          // Touches\n          allowTouchMove: swiper.params.allowTouchMove,\n\n          touches: {\n            startX: 0,\n            startY: 0,\n            currentX: 0,\n            currentY: 0,\n            diff: 0,\n          },\n\n          // Images\n          imagesToLoad: [],\n          imagesLoaded: 0,\n\n        });\n\n        // Install Modules\n        swiper.useModules();\n\n        // Init\n        if (swiper.params.init) {\n          swiper.init();\n        }\n\n        // Return app instance\n        return swiper;\n      }\n\n      if ( SwiperClass ) Swiper.__proto__ = SwiperClass;\n      Swiper.prototype = Object.create( SwiperClass && SwiperClass.prototype );\n      Swiper.prototype.constructor = Swiper;\n\n      var staticAccessors = { extendedDefaults: { configurable: true },defaults: { configurable: true },Class: { configurable: true },$: { configurable: true } };\n\n      Swiper.prototype.slidesPerViewDynamic = function slidesPerViewDynamic () {\n        var swiper = this;\n        var params = swiper.params;\n        var slides = swiper.slides;\n        var slidesGrid = swiper.slidesGrid;\n        var swiperSize = swiper.size;\n        var activeIndex = swiper.activeIndex;\n        var spv = 1;\n        if (params.centeredSlides) {\n          var slideSize = slides[activeIndex].swiperSlideSize;\n          var breakLoop;\n          for (var i = activeIndex + 1; i < slides.length; i += 1) {\n            if (slides[i] && !breakLoop) {\n              slideSize += slides[i].swiperSlideSize;\n              spv += 1;\n              if (slideSize > swiperSize) { breakLoop = true; }\n            }\n          }\n          for (var i$1 = activeIndex - 1; i$1 >= 0; i$1 -= 1) {\n            if (slides[i$1] && !breakLoop) {\n              slideSize += slides[i$1].swiperSlideSize;\n              spv += 1;\n              if (slideSize > swiperSize) { breakLoop = true; }\n            }\n          }\n        } else {\n          for (var i$2 = activeIndex + 1; i$2 < slides.length; i$2 += 1) {\n            if (slidesGrid[i$2] - slidesGrid[activeIndex] < swiperSize) {\n              spv += 1;\n            }\n          }\n        }\n        return spv;\n      };\n\n      Swiper.prototype.update = function update () {\n        var swiper = this;\n        if (!swiper || swiper.destroyed) { return; }\n        var snapGrid = swiper.snapGrid;\n        var params = swiper.params;\n        // Breakpoints\n        if (params.breakpoints) {\n          swiper.setBreakpoint();\n        }\n        swiper.updateSize();\n        swiper.updateSlides();\n        swiper.updateProgress();\n        swiper.updateSlidesClasses();\n\n        function setTranslate() {\n          var translateValue = swiper.rtlTranslate ? swiper.translate * -1 : swiper.translate;\n          var newTranslate = Math.min(Math.max(translateValue, swiper.maxTranslate()), swiper.minTranslate());\n          swiper.setTranslate(newTranslate);\n          swiper.updateActiveIndex();\n          swiper.updateSlidesClasses();\n        }\n        var translated;\n        if (swiper.params.freeMode) {\n          setTranslate();\n          if (swiper.params.autoHeight) {\n            swiper.updateAutoHeight();\n          }\n        } else {\n          if ((swiper.params.slidesPerView === 'auto' || swiper.params.slidesPerView > 1) && swiper.isEnd && !swiper.params.centeredSlides) {\n            translated = swiper.slideTo(swiper.slides.length - 1, 0, false, true);\n          } else {\n            translated = swiper.slideTo(swiper.activeIndex, 0, false, true);\n          }\n          if (!translated) {\n            setTranslate();\n          }\n        }\n        if (params.watchOverflow && snapGrid !== swiper.snapGrid) {\n          swiper.checkOverflow();\n        }\n        swiper.emit('update');\n      };\n\n      Swiper.prototype.changeDirection = function changeDirection (newDirection, needUpdate) {\n        if ( needUpdate === void 0 ) needUpdate = true;\n\n        var swiper = this;\n        var currentDirection = swiper.params.direction;\n        if (!newDirection) {\n          // eslint-disable-next-line\n          newDirection = currentDirection === 'horizontal' ? 'vertical' : 'horizontal';\n        }\n        if ((newDirection === currentDirection) || (newDirection !== 'horizontal' && newDirection !== 'vertical')) {\n          return swiper;\n        }\n\n        swiper.$el\n          .removeClass((\"\" + (swiper.params.containerModifierClass) + currentDirection))\n          .addClass((\"\" + (swiper.params.containerModifierClass) + newDirection));\n\n        swiper.params.direction = newDirection;\n\n        swiper.slides.each(function (slideIndex, slideEl) {\n          if (newDirection === 'vertical') {\n            slideEl.style.width = '';\n          } else {\n            slideEl.style.height = '';\n          }\n        });\n\n        swiper.emit('changeDirection');\n        if (needUpdate) { swiper.update(); }\n\n        return swiper;\n      };\n\n      Swiper.prototype.init = function init () {\n        var swiper = this;\n        if (swiper.initialized) { return; }\n\n        swiper.emit('beforeInit');\n\n        // Set breakpoint\n        if (swiper.params.breakpoints) {\n          swiper.setBreakpoint();\n        }\n\n        // Add Classes\n        swiper.addClasses();\n\n        // Create loop\n        if (swiper.params.loop) {\n          swiper.loopCreate();\n        }\n\n        // Update size\n        swiper.updateSize();\n\n        // Update slides\n        swiper.updateSlides();\n\n        if (swiper.params.watchOverflow) {\n          swiper.checkOverflow();\n        }\n\n        // Set Grab Cursor\n        if (swiper.params.grabCursor) {\n          swiper.setGrabCursor();\n        }\n\n        if (swiper.params.preloadImages) {\n          swiper.preloadImages();\n        }\n\n        // Slide To Initial Slide\n        if (swiper.params.loop) {\n          swiper.slideTo(swiper.params.initialSlide + swiper.loopedSlides, 0, swiper.params.runCallbacksOnInit);\n        } else {\n          swiper.slideTo(swiper.params.initialSlide, 0, swiper.params.runCallbacksOnInit);\n        }\n\n        // Attach events\n        swiper.attachEvents();\n\n        // Init Flag\n        swiper.initialized = true;\n\n        // Emit\n        swiper.emit('init');\n      };\n\n      Swiper.prototype.destroy = function destroy (deleteInstance, cleanStyles) {\n        if ( deleteInstance === void 0 ) deleteInstance = true;\n        if ( cleanStyles === void 0 ) cleanStyles = true;\n\n        var swiper = this;\n        var params = swiper.params;\n        var $el = swiper.$el;\n        var $wrapperEl = swiper.$wrapperEl;\n        var slides = swiper.slides;\n\n        if (typeof swiper.params === 'undefined' || swiper.destroyed) {\n          return null;\n        }\n\n        swiper.emit('beforeDestroy');\n\n        // Init Flag\n        swiper.initialized = false;\n\n        // Detach events\n        swiper.detachEvents();\n\n        // Destroy loop\n        if (params.loop) {\n          swiper.loopDestroy();\n        }\n\n        // Cleanup styles\n        if (cleanStyles) {\n          swiper.removeClasses();\n          $el.removeAttr('style');\n          $wrapperEl.removeAttr('style');\n          if (slides && slides.length) {\n            slides\n              .removeClass([\n                params.slideVisibleClass,\n                params.slideActiveClass,\n                params.slideNextClass,\n                params.slidePrevClass ].join(' '))\n              .removeAttr('style')\n              .removeAttr('data-swiper-slide-index');\n          }\n        }\n\n        swiper.emit('destroy');\n\n        // Detach emitter events\n        Object.keys(swiper.eventsListeners).forEach(function (eventName) {\n          swiper.off(eventName);\n        });\n\n        if (deleteInstance !== false) {\n          swiper.$el[0].swiper = null;\n          swiper.$el.data('swiper', null);\n          Utils.deleteProps(swiper);\n        }\n        swiper.destroyed = true;\n\n        return null;\n      };\n\n      Swiper.extendDefaults = function extendDefaults (newDefaults) {\n        Utils.extend(extendedDefaults, newDefaults);\n      };\n\n      staticAccessors.extendedDefaults.get = function () {\n        return extendedDefaults;\n      };\n\n      staticAccessors.defaults.get = function () {\n        return defaults;\n      };\n\n      staticAccessors.Class.get = function () {\n        return SwiperClass;\n      };\n\n      staticAccessors.$.get = function () {\n        return $;\n      };\n\n      Object.defineProperties( Swiper, staticAccessors );\n\n      return Swiper;\n    }(SwiperClass));\n\n    var Device$1 = {\n      name: 'device',\n      proto: {\n        device: Device,\n      },\n      static: {\n        device: Device,\n      },\n    };\n\n    var Support$1 = {\n      name: 'support',\n      proto: {\n        support: Support,\n      },\n      static: {\n        support: Support,\n      },\n    };\n\n    var Browser = (function Browser() {\n      function isSafari() {\n        var ua = win.navigator.userAgent.toLowerCase();\n        return (ua.indexOf('safari') >= 0 && ua.indexOf('chrome') < 0 && ua.indexOf('android') < 0);\n      }\n      return {\n        isEdge: !!win.navigator.userAgent.match(/Edge/g),\n        isSafari: isSafari(),\n        isWebView: /(iPhone|iPod|iPad).*AppleWebKit(?!.*Safari)/i.test(win.navigator.userAgent),\n      };\n    }());\n\n    var Browser$1 = {\n      name: 'browser',\n      proto: {\n        browser: Browser,\n      },\n      static: {\n        browser: Browser,\n      },\n    };\n\n    var Resize = {\n      name: 'resize',\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          resize: {\n            resizeHandler: function resizeHandler() {\n              if (!swiper || swiper.destroyed || !swiper.initialized) { return; }\n              swiper.emit('beforeResize');\n              swiper.emit('resize');\n            },\n            orientationChangeHandler: function orientationChangeHandler() {\n              if (!swiper || swiper.destroyed || !swiper.initialized) { return; }\n              swiper.emit('orientationchange');\n            },\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          // Emit resize\n          win.addEventListener('resize', swiper.resize.resizeHandler);\n\n          // Emit orientationchange\n          win.addEventListener('orientationchange', swiper.resize.orientationChangeHandler);\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          win.removeEventListener('resize', swiper.resize.resizeHandler);\n          win.removeEventListener('orientationchange', swiper.resize.orientationChangeHandler);\n        },\n      },\n    };\n\n    var Observer = {\n      func: win.MutationObserver || win.WebkitMutationObserver,\n      attach: function attach(target, options) {\n        if ( options === void 0 ) options = {};\n\n        var swiper = this;\n\n        var ObserverFunc = Observer.func;\n        var observer = new ObserverFunc(function (mutations) {\n          // The observerUpdate event should only be triggered\n          // once despite the number of mutations.  Additional\n          // triggers are redundant and are very costly\n          if (mutations.length === 1) {\n            swiper.emit('observerUpdate', mutations[0]);\n            return;\n          }\n          var observerUpdate = function observerUpdate() {\n            swiper.emit('observerUpdate', mutations[0]);\n          };\n\n          if (win.requestAnimationFrame) {\n            win.requestAnimationFrame(observerUpdate);\n          } else {\n            win.setTimeout(observerUpdate, 0);\n          }\n        });\n\n        observer.observe(target, {\n          attributes: typeof options.attributes === 'undefined' ? true : options.attributes,\n          childList: typeof options.childList === 'undefined' ? true : options.childList,\n          characterData: typeof options.characterData === 'undefined' ? true : options.characterData,\n        });\n\n        swiper.observer.observers.push(observer);\n      },\n      init: function init() {\n        var swiper = this;\n        if (!Support.observer || !swiper.params.observer) { return; }\n        if (swiper.params.observeParents) {\n          var containerParents = swiper.$el.parents();\n          for (var i = 0; i < containerParents.length; i += 1) {\n            swiper.observer.attach(containerParents[i]);\n          }\n        }\n        // Observe container\n        swiper.observer.attach(swiper.$el[0], { childList: swiper.params.observeSlideChildren });\n\n        // Observe wrapper\n        swiper.observer.attach(swiper.$wrapperEl[0], { attributes: false });\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        swiper.observer.observers.forEach(function (observer) {\n          observer.disconnect();\n        });\n        swiper.observer.observers = [];\n      },\n    };\n\n    var Observer$1 = {\n      name: 'observer',\n      params: {\n        observer: false,\n        observeParents: false,\n        observeSlideChildren: false,\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          observer: {\n            init: Observer.init.bind(swiper),\n            attach: Observer.attach.bind(swiper),\n            destroy: Observer.destroy.bind(swiper),\n            observers: [],\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          swiper.observer.init();\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          swiper.observer.destroy();\n        },\n      },\n    };\n\n    var Virtual = {\n      update: function update(force) {\n        var swiper = this;\n        var ref = swiper.params;\n        var slidesPerView = ref.slidesPerView;\n        var slidesPerGroup = ref.slidesPerGroup;\n        var centeredSlides = ref.centeredSlides;\n        var ref$1 = swiper.params.virtual;\n        var addSlidesBefore = ref$1.addSlidesBefore;\n        var addSlidesAfter = ref$1.addSlidesAfter;\n        var ref$2 = swiper.virtual;\n        var previousFrom = ref$2.from;\n        var previousTo = ref$2.to;\n        var slides = ref$2.slides;\n        var previousSlidesGrid = ref$2.slidesGrid;\n        var renderSlide = ref$2.renderSlide;\n        var previousOffset = ref$2.offset;\n        swiper.updateActiveIndex();\n        var activeIndex = swiper.activeIndex || 0;\n\n        var offsetProp;\n        if (swiper.rtlTranslate) { offsetProp = 'right'; }\n        else { offsetProp = swiper.isHorizontal() ? 'left' : 'top'; }\n\n        var slidesAfter;\n        var slidesBefore;\n        if (centeredSlides) {\n          slidesAfter = Math.floor(slidesPerView / 2) + slidesPerGroup + addSlidesBefore;\n          slidesBefore = Math.floor(slidesPerView / 2) + slidesPerGroup + addSlidesAfter;\n        } else {\n          slidesAfter = slidesPerView + (slidesPerGroup - 1) + addSlidesBefore;\n          slidesBefore = slidesPerGroup + addSlidesAfter;\n        }\n        var from = Math.max((activeIndex || 0) - slidesBefore, 0);\n        var to = Math.min((activeIndex || 0) + slidesAfter, slides.length - 1);\n        var offset = (swiper.slidesGrid[from] || 0) - (swiper.slidesGrid[0] || 0);\n\n        Utils.extend(swiper.virtual, {\n          from: from,\n          to: to,\n          offset: offset,\n          slidesGrid: swiper.slidesGrid,\n        });\n\n        function onRendered() {\n          swiper.updateSlides();\n          swiper.updateProgress();\n          swiper.updateSlidesClasses();\n          if (swiper.lazy && swiper.params.lazy.enabled) {\n            swiper.lazy.load();\n          }\n        }\n\n        if (previousFrom === from && previousTo === to && !force) {\n          if (swiper.slidesGrid !== previousSlidesGrid && offset !== previousOffset) {\n            swiper.slides.css(offsetProp, (offset + \"px\"));\n          }\n          swiper.updateProgress();\n          return;\n        }\n        if (swiper.params.virtual.renderExternal) {\n          swiper.params.virtual.renderExternal.call(swiper, {\n            offset: offset,\n            from: from,\n            to: to,\n            slides: (function getSlides() {\n              var slidesToRender = [];\n              for (var i = from; i <= to; i += 1) {\n                slidesToRender.push(slides[i]);\n              }\n              return slidesToRender;\n            }()),\n          });\n          onRendered();\n          return;\n        }\n        var prependIndexes = [];\n        var appendIndexes = [];\n        if (force) {\n          swiper.$wrapperEl.find((\".\" + (swiper.params.slideClass))).remove();\n        } else {\n          for (var i = previousFrom; i <= previousTo; i += 1) {\n            if (i < from || i > to) {\n              swiper.$wrapperEl.find((\".\" + (swiper.params.slideClass) + \"[data-swiper-slide-index=\\\"\" + i + \"\\\"]\")).remove();\n            }\n          }\n        }\n        for (var i$1 = 0; i$1 < slides.length; i$1 += 1) {\n          if (i$1 >= from && i$1 <= to) {\n            if (typeof previousTo === 'undefined' || force) {\n              appendIndexes.push(i$1);\n            } else {\n              if (i$1 > previousTo) { appendIndexes.push(i$1); }\n              if (i$1 < previousFrom) { prependIndexes.push(i$1); }\n            }\n          }\n        }\n        appendIndexes.forEach(function (index) {\n          swiper.$wrapperEl.append(renderSlide(slides[index], index));\n        });\n        prependIndexes.sort(function (a, b) { return b - a; }).forEach(function (index) {\n          swiper.$wrapperEl.prepend(renderSlide(slides[index], index));\n        });\n        swiper.$wrapperEl.children('.swiper-slide').css(offsetProp, (offset + \"px\"));\n        onRendered();\n      },\n      renderSlide: function renderSlide(slide, index) {\n        var swiper = this;\n        var params = swiper.params.virtual;\n        if (params.cache && swiper.virtual.cache[index]) {\n          return swiper.virtual.cache[index];\n        }\n        var $slideEl = params.renderSlide\n          ? $(params.renderSlide.call(swiper, slide, index))\n          : $((\"<div class=\\\"\" + (swiper.params.slideClass) + \"\\\" data-swiper-slide-index=\\\"\" + index + \"\\\">\" + slide + \"</div>\"));\n        if (!$slideEl.attr('data-swiper-slide-index')) { $slideEl.attr('data-swiper-slide-index', index); }\n        if (params.cache) { swiper.virtual.cache[index] = $slideEl; }\n        return $slideEl;\n      },\n      appendSlide: function appendSlide(slides) {\n        var swiper = this;\n        if (typeof slides === 'object' && 'length' in slides) {\n          for (var i = 0; i < slides.length; i += 1) {\n            if (slides[i]) { swiper.virtual.slides.push(slides[i]); }\n          }\n        } else {\n          swiper.virtual.slides.push(slides);\n        }\n        swiper.virtual.update(true);\n      },\n      prependSlide: function prependSlide(slides) {\n        var swiper = this;\n        var activeIndex = swiper.activeIndex;\n        var newActiveIndex = activeIndex + 1;\n        var numberOfNewSlides = 1;\n\n        if (Array.isArray(slides)) {\n          for (var i = 0; i < slides.length; i += 1) {\n            if (slides[i]) { swiper.virtual.slides.unshift(slides[i]); }\n          }\n          newActiveIndex = activeIndex + slides.length;\n          numberOfNewSlides = slides.length;\n        } else {\n          swiper.virtual.slides.unshift(slides);\n        }\n        if (swiper.params.virtual.cache) {\n          var cache = swiper.virtual.cache;\n          var newCache = {};\n          Object.keys(cache).forEach(function (cachedIndex) {\n            var $cachedEl = cache[cachedIndex];\n            var cachedElIndex = $cachedEl.attr('data-swiper-slide-index');\n            if (cachedElIndex) {\n              $cachedEl.attr('data-swiper-slide-index', parseInt(cachedElIndex, 10) + 1);\n            }\n            newCache[parseInt(cachedIndex, 10) + numberOfNewSlides] = $cachedEl;\n          });\n          swiper.virtual.cache = newCache;\n        }\n        swiper.virtual.update(true);\n        swiper.slideTo(newActiveIndex, 0);\n      },\n      removeSlide: function removeSlide(slidesIndexes) {\n        var swiper = this;\n        if (typeof slidesIndexes === 'undefined' || slidesIndexes === null) { return; }\n        var activeIndex = swiper.activeIndex;\n        if (Array.isArray(slidesIndexes)) {\n          for (var i = slidesIndexes.length - 1; i >= 0; i -= 1) {\n            swiper.virtual.slides.splice(slidesIndexes[i], 1);\n            if (swiper.params.virtual.cache) {\n              delete swiper.virtual.cache[slidesIndexes[i]];\n            }\n            if (slidesIndexes[i] < activeIndex) { activeIndex -= 1; }\n            activeIndex = Math.max(activeIndex, 0);\n          }\n        } else {\n          swiper.virtual.slides.splice(slidesIndexes, 1);\n          if (swiper.params.virtual.cache) {\n            delete swiper.virtual.cache[slidesIndexes];\n          }\n          if (slidesIndexes < activeIndex) { activeIndex -= 1; }\n          activeIndex = Math.max(activeIndex, 0);\n        }\n        swiper.virtual.update(true);\n        swiper.slideTo(activeIndex, 0);\n      },\n      removeAllSlides: function removeAllSlides() {\n        var swiper = this;\n        swiper.virtual.slides = [];\n        if (swiper.params.virtual.cache) {\n          swiper.virtual.cache = {};\n        }\n        swiper.virtual.update(true);\n        swiper.slideTo(0, 0);\n      },\n    };\n\n    var Virtual$1 = {\n      name: 'virtual',\n      params: {\n        virtual: {\n          enabled: false,\n          slides: [],\n          cache: true,\n          renderSlide: null,\n          renderExternal: null,\n          addSlidesBefore: 0,\n          addSlidesAfter: 0,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          virtual: {\n            update: Virtual.update.bind(swiper),\n            appendSlide: Virtual.appendSlide.bind(swiper),\n            prependSlide: Virtual.prependSlide.bind(swiper),\n            removeSlide: Virtual.removeSlide.bind(swiper),\n            removeAllSlides: Virtual.removeAllSlides.bind(swiper),\n            renderSlide: Virtual.renderSlide.bind(swiper),\n            slides: swiper.params.virtual.slides,\n            cache: {},\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (!swiper.params.virtual.enabled) { return; }\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"virtual\"));\n          var overwriteParams = {\n            watchSlidesProgress: true,\n          };\n          Utils.extend(swiper.params, overwriteParams);\n          Utils.extend(swiper.originalParams, overwriteParams);\n\n          if (!swiper.params.initialSlide) {\n            swiper.virtual.update();\n          }\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          if (!swiper.params.virtual.enabled) { return; }\n          swiper.virtual.update();\n        },\n      },\n    };\n\n    var Keyboard = {\n      handle: function handle(event) {\n        var swiper = this;\n        var rtl = swiper.rtlTranslate;\n        var e = event;\n        if (e.originalEvent) { e = e.originalEvent; } // jquery fix\n        var kc = e.keyCode || e.charCode;\n        var pageUpDown = swiper.params.keyboard.pageUpDown;\n        var isPageUp = pageUpDown && kc === 33;\n        var isPageDown = pageUpDown && kc === 34;\n        var isArrowLeft = kc === 37;\n        var isArrowRight = kc === 39;\n        var isArrowUp = kc === 38;\n        var isArrowDown = kc === 40;\n        // Directions locks\n        if (!swiper.allowSlideNext && ((swiper.isHorizontal() && isArrowRight) || (swiper.isVertical() && isArrowDown) || isPageDown)) {\n          return false;\n        }\n        if (!swiper.allowSlidePrev && ((swiper.isHorizontal() && isArrowLeft) || (swiper.isVertical() && isArrowUp) || isPageUp)) {\n          return false;\n        }\n        if (e.shiftKey || e.altKey || e.ctrlKey || e.metaKey) {\n          return undefined;\n        }\n        if (doc.activeElement && doc.activeElement.nodeName && (doc.activeElement.nodeName.toLowerCase() === 'input' || doc.activeElement.nodeName.toLowerCase() === 'textarea')) {\n          return undefined;\n        }\n        if (swiper.params.keyboard.onlyInViewport && (isPageUp || isPageDown || isArrowLeft || isArrowRight || isArrowUp || isArrowDown)) {\n          var inView = false;\n          // Check that swiper should be inside of visible area of window\n          if (swiper.$el.parents((\".\" + (swiper.params.slideClass))).length > 0 && swiper.$el.parents((\".\" + (swiper.params.slideActiveClass))).length === 0) {\n            return undefined;\n          }\n          var windowWidth = win.innerWidth;\n          var windowHeight = win.innerHeight;\n          var swiperOffset = swiper.$el.offset();\n          if (rtl) { swiperOffset.left -= swiper.$el[0].scrollLeft; }\n          var swiperCoord = [\n            [swiperOffset.left, swiperOffset.top],\n            [swiperOffset.left + swiper.width, swiperOffset.top],\n            [swiperOffset.left, swiperOffset.top + swiper.height],\n            [swiperOffset.left + swiper.width, swiperOffset.top + swiper.height] ];\n          for (var i = 0; i < swiperCoord.length; i += 1) {\n            var point = swiperCoord[i];\n            if (\n              point[0] >= 0 && point[0] <= windowWidth\n              && point[1] >= 0 && point[1] <= windowHeight\n            ) {\n              inView = true;\n            }\n          }\n          if (!inView) { return undefined; }\n        }\n        if (swiper.isHorizontal()) {\n          if (isPageUp || isPageDown || isArrowLeft || isArrowRight) {\n            if (e.preventDefault) { e.preventDefault(); }\n            else { e.returnValue = false; }\n          }\n          if (((isPageDown || isArrowRight) && !rtl) || ((isPageUp || isArrowLeft) && rtl)) { swiper.slideNext(); }\n          if (((isPageUp || isArrowLeft) && !rtl) || ((isPageDown || isArrowRight) && rtl)) { swiper.slidePrev(); }\n        } else {\n          if (isPageUp || isPageDown || isArrowUp || isArrowDown) {\n            if (e.preventDefault) { e.preventDefault(); }\n            else { e.returnValue = false; }\n          }\n          if (isPageDown || isArrowDown) { swiper.slideNext(); }\n          if (isPageUp || isArrowUp) { swiper.slidePrev(); }\n        }\n        swiper.emit('keyPress', kc);\n        return undefined;\n      },\n      enable: function enable() {\n        var swiper = this;\n        if (swiper.keyboard.enabled) { return; }\n        $(doc).on('keydown', swiper.keyboard.handle);\n        swiper.keyboard.enabled = true;\n      },\n      disable: function disable() {\n        var swiper = this;\n        if (!swiper.keyboard.enabled) { return; }\n        $(doc).off('keydown', swiper.keyboard.handle);\n        swiper.keyboard.enabled = false;\n      },\n    };\n\n    var Keyboard$1 = {\n      name: 'keyboard',\n      params: {\n        keyboard: {\n          enabled: false,\n          onlyInViewport: true,\n          pageUpDown: true,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          keyboard: {\n            enabled: false,\n            enable: Keyboard.enable.bind(swiper),\n            disable: Keyboard.disable.bind(swiper),\n            handle: Keyboard.handle.bind(swiper),\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (swiper.params.keyboard.enabled) {\n            swiper.keyboard.enable();\n          }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          if (swiper.keyboard.enabled) {\n            swiper.keyboard.disable();\n          }\n        },\n      },\n    };\n\n    function isEventSupported() {\n      var eventName = 'onwheel';\n      var isSupported = eventName in doc;\n\n      if (!isSupported) {\n        var element = doc.createElement('div');\n        element.setAttribute(eventName, 'return;');\n        isSupported = typeof element[eventName] === 'function';\n      }\n\n      if (!isSupported\n        && doc.implementation\n        && doc.implementation.hasFeature\n        // always returns true in newer browsers as per the standard.\n        // @see http://dom.spec.whatwg.org/#dom-domimplementation-hasfeature\n        && doc.implementation.hasFeature('', '') !== true\n      ) {\n        // This is the only way to test support for the `wheel` event in IE9+.\n        isSupported = doc.implementation.hasFeature('Events.wheel', '3.0');\n      }\n\n      return isSupported;\n    }\n    var Mousewheel = {\n      lastScrollTime: Utils.now(),\n      lastEventBeforeSnap: undefined,\n      recentWheelEvents: [],\n      event: function event() {\n        if (win.navigator.userAgent.indexOf('firefox') > -1) { return 'DOMMouseScroll'; }\n        return isEventSupported() ? 'wheel' : 'mousewheel';\n      },\n      normalize: function normalize(e) {\n        // Reasonable defaults\n        var PIXEL_STEP = 10;\n        var LINE_HEIGHT = 40;\n        var PAGE_HEIGHT = 800;\n\n        var sX = 0;\n        var sY = 0; // spinX, spinY\n        var pX = 0;\n        var pY = 0; // pixelX, pixelY\n\n        // Legacy\n        if ('detail' in e) {\n          sY = e.detail;\n        }\n        if ('wheelDelta' in e) {\n          sY = -e.wheelDelta / 120;\n        }\n        if ('wheelDeltaY' in e) {\n          sY = -e.wheelDeltaY / 120;\n        }\n        if ('wheelDeltaX' in e) {\n          sX = -e.wheelDeltaX / 120;\n        }\n\n        // side scrolling on FF with DOMMouseScroll\n        if ('axis' in e && e.axis === e.HORIZONTAL_AXIS) {\n          sX = sY;\n          sY = 0;\n        }\n\n        pX = sX * PIXEL_STEP;\n        pY = sY * PIXEL_STEP;\n\n        if ('deltaY' in e) {\n          pY = e.deltaY;\n        }\n        if ('deltaX' in e) {\n          pX = e.deltaX;\n        }\n\n        if (e.shiftKey && !pX) { // if user scrolls with shift he wants horizontal scroll\n          pX = pY;\n          pY = 0;\n        }\n\n        if ((pX || pY) && e.deltaMode) {\n          if (e.deltaMode === 1) { // delta in LINE units\n            pX *= LINE_HEIGHT;\n            pY *= LINE_HEIGHT;\n          } else { // delta in PAGE units\n            pX *= PAGE_HEIGHT;\n            pY *= PAGE_HEIGHT;\n          }\n        }\n\n        // Fall-back if spin cannot be determined\n        if (pX && !sX) {\n          sX = (pX < 1) ? -1 : 1;\n        }\n        if (pY && !sY) {\n          sY = (pY < 1) ? -1 : 1;\n        }\n\n        return {\n          spinX: sX,\n          spinY: sY,\n          pixelX: pX,\n          pixelY: pY,\n        };\n      },\n      handleMouseEnter: function handleMouseEnter() {\n        var swiper = this;\n        swiper.mouseEntered = true;\n      },\n      handleMouseLeave: function handleMouseLeave() {\n        var swiper = this;\n        swiper.mouseEntered = false;\n      },\n      handle: function handle(event) {\n        var e = event;\n        var swiper = this;\n        var params = swiper.params.mousewheel;\n\n        if (swiper.params.cssMode) {\n          e.preventDefault();\n        }\n\n        var target = swiper.$el;\n        if (swiper.params.mousewheel.eventsTarged !== 'container') {\n          target = $(swiper.params.mousewheel.eventsTarged);\n        }\n        if (!swiper.mouseEntered && !target[0].contains(e.target) && !params.releaseOnEdges) { return true; }\n\n        if (e.originalEvent) { e = e.originalEvent; } // jquery fix\n        var delta = 0;\n        var rtlFactor = swiper.rtlTranslate ? -1 : 1;\n\n        var data = Mousewheel.normalize(e);\n\n        if (params.forceToAxis) {\n          if (swiper.isHorizontal()) {\n            if (Math.abs(data.pixelX) > Math.abs(data.pixelY)) { delta = -data.pixelX * rtlFactor; }\n            else { return true; }\n          } else if (Math.abs(data.pixelY) > Math.abs(data.pixelX)) { delta = -data.pixelY; }\n          else { return true; }\n        } else {\n          delta = Math.abs(data.pixelX) > Math.abs(data.pixelY) ? -data.pixelX * rtlFactor : -data.pixelY;\n        }\n\n        if (delta === 0) { return true; }\n\n        if (params.invert) { delta = -delta; }\n\n        if (!swiper.params.freeMode) {\n          // Register the new event in a variable which stores the relevant data\n          var newEvent = {\n            time: Utils.now(),\n            delta: Math.abs(delta),\n            direction: Math.sign(delta),\n            raw: event,\n          };\n\n          // Keep the most recent events\n          var recentWheelEvents = swiper.mousewheel.recentWheelEvents;\n          if (recentWheelEvents.length >= 2) {\n            recentWheelEvents.shift(); // only store the last N events\n          }\n          var prevEvent = recentWheelEvents.length ? recentWheelEvents[recentWheelEvents.length - 1] : undefined;\n          recentWheelEvents.push(newEvent);\n\n          // If there is at least one previous recorded event:\n          //   If direction has changed or\n          //   if the scroll is quicker than the previous one:\n          //     Animate the slider.\n          // Else (this is the first time the wheel is moved):\n          //     Animate the slider.\n          if (prevEvent) {\n            if (newEvent.direction !== prevEvent.direction || newEvent.delta > prevEvent.delta || newEvent.time > prevEvent.time + 150) {\n              swiper.mousewheel.animateSlider(newEvent);\n            }\n          } else {\n            swiper.mousewheel.animateSlider(newEvent);\n          }\n\n          // If it's time to release the scroll:\n          //   Return now so you don't hit the preventDefault.\n          if (swiper.mousewheel.releaseScroll(newEvent)) {\n            return true;\n          }\n        } else {\n          // Freemode or scrollContainer:\n\n          // If we recently snapped after a momentum scroll, then ignore wheel events\n          // to give time for the deceleration to finish. Stop ignoring after 500 msecs\n          // or if it's a new scroll (larger delta or inverse sign as last event before\n          // an end-of-momentum snap).\n          var newEvent$1 = { time: Utils.now(), delta: Math.abs(delta), direction: Math.sign(delta) };\n          var ref = swiper.mousewheel;\n          var lastEventBeforeSnap = ref.lastEventBeforeSnap;\n          var ignoreWheelEvents = lastEventBeforeSnap\n            && newEvent$1.time < lastEventBeforeSnap.time + 500\n            && newEvent$1.delta <= lastEventBeforeSnap.delta\n            && newEvent$1.direction === lastEventBeforeSnap.direction;\n          if (!ignoreWheelEvents) {\n            swiper.mousewheel.lastEventBeforeSnap = undefined;\n\n            if (swiper.params.loop) {\n              swiper.loopFix();\n            }\n            var position = swiper.getTranslate() + (delta * params.sensitivity);\n            var wasBeginning = swiper.isBeginning;\n            var wasEnd = swiper.isEnd;\n\n            if (position >= swiper.minTranslate()) { position = swiper.minTranslate(); }\n            if (position <= swiper.maxTranslate()) { position = swiper.maxTranslate(); }\n\n            swiper.setTransition(0);\n            swiper.setTranslate(position);\n            swiper.updateProgress();\n            swiper.updateActiveIndex();\n            swiper.updateSlidesClasses();\n\n            if ((!wasBeginning && swiper.isBeginning) || (!wasEnd && swiper.isEnd)) {\n              swiper.updateSlidesClasses();\n            }\n\n            if (swiper.params.freeModeSticky) {\n              // When wheel scrolling starts with sticky (aka snap) enabled, then detect\n              // the end of a momentum scroll by storing recent (N=15?) wheel events.\n              // 1. do all N events have decreasing or same (absolute value) delta?\n              // 2. did all N events arrive in the last M (M=500?) msecs?\n              // 3. does the earliest event have an (absolute value) delta that's\n              //    at least P (P=1?) larger than the most recent event's delta?\n              // 4. does the latest event have a delta that's smaller than Q (Q=6?) pixels?\n              // If 1-4 are \"yes\" then we're near the end of a momuntum scroll deceleration.\n              // Snap immediately and ignore remaining wheel events in this scroll.\n              // See comment above for \"remaining wheel events in this scroll\" determination.\n              // If 1-4 aren't satisfied, then wait to snap until 500ms after the last event.\n              clearTimeout(swiper.mousewheel.timeout);\n              swiper.mousewheel.timeout = undefined;\n              var recentWheelEvents$1 = swiper.mousewheel.recentWheelEvents;\n              if (recentWheelEvents$1.length >= 15) {\n                recentWheelEvents$1.shift(); // only store the last N events\n              }\n              var prevEvent$1 = recentWheelEvents$1.length ? recentWheelEvents$1[recentWheelEvents$1.length - 1] : undefined;\n              var firstEvent = recentWheelEvents$1[0];\n              recentWheelEvents$1.push(newEvent$1);\n              if (prevEvent$1 && (newEvent$1.delta > prevEvent$1.delta || newEvent$1.direction !== prevEvent$1.direction)) {\n                // Increasing or reverse-sign delta means the user started scrolling again. Clear the wheel event log.\n                recentWheelEvents$1.splice(0);\n              } else if (recentWheelEvents$1.length >= 15\n                  && newEvent$1.time - firstEvent.time < 500\n                  && firstEvent.delta - newEvent$1.delta >= 1\n                  && newEvent$1.delta <= 6\n              ) {\n                // We're at the end of the deceleration of a momentum scroll, so there's no need\n                // to wait for more events. Snap ASAP on the next tick.\n                // Also, because there's some remaining momentum we'll bias the snap in the\n                // direction of the ongoing scroll because it's better UX for the scroll to snap\n                // in the same direction as the scroll instead of reversing to snap.  Therefore,\n                // if it's already scrolled more than 20% in the current direction, keep going.\n                var snapToThreshold = delta > 0 ? 0.8 : 0.2;\n                swiper.mousewheel.lastEventBeforeSnap = newEvent$1;\n                recentWheelEvents$1.splice(0);\n                swiper.mousewheel.timeout = Utils.nextTick(function () {\n                  swiper.slideToClosest(swiper.params.speed, true, undefined, snapToThreshold);\n                }, 0); // no delay; move on next tick\n              }\n              if (!swiper.mousewheel.timeout) {\n                // if we get here, then we haven't detected the end of a momentum scroll, so\n                // we'll consider a scroll \"complete\" when there haven't been any wheel events\n                // for 500ms.\n                swiper.mousewheel.timeout = Utils.nextTick(function () {\n                  var snapToThreshold = 0.5;\n                  swiper.mousewheel.lastEventBeforeSnap = newEvent$1;\n                  recentWheelEvents$1.splice(0);\n                  swiper.slideToClosest(swiper.params.speed, true, undefined, snapToThreshold);\n                }, 500);\n              }\n            }\n\n            // Emit event\n            if (!ignoreWheelEvents) { swiper.emit('scroll', e); }\n\n            // Stop autoplay\n            if (swiper.params.autoplay && swiper.params.autoplayDisableOnInteraction) { swiper.autoplay.stop(); }\n            // Return page scroll on edge positions\n            if (position === swiper.minTranslate() || position === swiper.maxTranslate()) { return true; }\n          }\n        }\n\n        if (e.preventDefault) { e.preventDefault(); }\n        else { e.returnValue = false; }\n        return false;\n      },\n      animateSlider: function animateSlider(newEvent) {\n        var swiper = this;\n        // If the movement is NOT big enough and\n        // if the last time the user scrolled was too close to the current one (avoid continuously triggering the slider):\n        //   Don't go any further (avoid insignificant scroll movement).\n        if (newEvent.delta >= 6 && Utils.now() - swiper.mousewheel.lastScrollTime < 60) {\n          // Return false as a default\n          return true;\n        }\n        // If user is scrolling towards the end:\n        //   If the slider hasn't hit the latest slide or\n        //   if the slider is a loop and\n        //   if the slider isn't moving right now:\n        //     Go to next slide and\n        //     emit a scroll event.\n        // Else (the user is scrolling towards the beginning) and\n        // if the slider hasn't hit the first slide or\n        // if the slider is a loop and\n        // if the slider isn't moving right now:\n        //   Go to prev slide and\n        //   emit a scroll event.\n        if (newEvent.direction < 0) {\n          if ((!swiper.isEnd || swiper.params.loop) && !swiper.animating) {\n            swiper.slideNext();\n            swiper.emit('scroll', newEvent.raw);\n          }\n        } else if ((!swiper.isBeginning || swiper.params.loop) && !swiper.animating) {\n          swiper.slidePrev();\n          swiper.emit('scroll', newEvent.raw);\n        }\n        // If you got here is because an animation has been triggered so store the current time\n        swiper.mousewheel.lastScrollTime = (new win.Date()).getTime();\n        // Return false as a default\n        return false;\n      },\n      releaseScroll: function releaseScroll(newEvent) {\n        var swiper = this;\n        var params = swiper.params.mousewheel;\n        if (newEvent.direction < 0) {\n          if (swiper.isEnd && !swiper.params.loop && params.releaseOnEdges) {\n            // Return true to animate scroll on edges\n            return true;\n          }\n        } else if (swiper.isBeginning && !swiper.params.loop && params.releaseOnEdges) {\n          // Return true to animate scroll on edges\n          return true;\n        }\n        return false;\n      },\n      enable: function enable() {\n        var swiper = this;\n        var event = Mousewheel.event();\n        if (swiper.params.cssMode) {\n          swiper.wrapperEl.removeEventListener(event, swiper.mousewheel.handle);\n          return true;\n        }\n        if (!event) { return false; }\n        if (swiper.mousewheel.enabled) { return false; }\n        var target = swiper.$el;\n        if (swiper.params.mousewheel.eventsTarged !== 'container') {\n          target = $(swiper.params.mousewheel.eventsTarged);\n        }\n        target.on('mouseenter', swiper.mousewheel.handleMouseEnter);\n        target.on('mouseleave', swiper.mousewheel.handleMouseLeave);\n        target.on(event, swiper.mousewheel.handle);\n        swiper.mousewheel.enabled = true;\n        return true;\n      },\n      disable: function disable() {\n        var swiper = this;\n        var event = Mousewheel.event();\n        if (swiper.params.cssMode) {\n          swiper.wrapperEl.addEventListener(event, swiper.mousewheel.handle);\n          return true;\n        }\n        if (!event) { return false; }\n        if (!swiper.mousewheel.enabled) { return false; }\n        var target = swiper.$el;\n        if (swiper.params.mousewheel.eventsTarged !== 'container') {\n          target = $(swiper.params.mousewheel.eventsTarged);\n        }\n        target.off(event, swiper.mousewheel.handle);\n        swiper.mousewheel.enabled = false;\n        return true;\n      },\n    };\n\n    var Mousewheel$1 = {\n      name: 'mousewheel',\n      params: {\n        mousewheel: {\n          enabled: false,\n          releaseOnEdges: false,\n          invert: false,\n          forceToAxis: false,\n          sensitivity: 1,\n          eventsTarged: 'container',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          mousewheel: {\n            enabled: false,\n            enable: Mousewheel.enable.bind(swiper),\n            disable: Mousewheel.disable.bind(swiper),\n            handle: Mousewheel.handle.bind(swiper),\n            handleMouseEnter: Mousewheel.handleMouseEnter.bind(swiper),\n            handleMouseLeave: Mousewheel.handleMouseLeave.bind(swiper),\n            animateSlider: Mousewheel.animateSlider.bind(swiper),\n            releaseScroll: Mousewheel.releaseScroll.bind(swiper),\n            lastScrollTime: Utils.now(),\n            lastEventBeforeSnap: undefined,\n            recentWheelEvents: [],\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (!swiper.params.mousewheel.enabled && swiper.params.cssMode) {\n            swiper.mousewheel.disable();\n          }\n          if (swiper.params.mousewheel.enabled) { swiper.mousewheel.enable(); }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          if (swiper.params.cssMode) {\n            swiper.mousewheel.enable();\n          }\n          if (swiper.mousewheel.enabled) { swiper.mousewheel.disable(); }\n        },\n      },\n    };\n\n    var Navigation = {\n      update: function update() {\n        // Update Navigation Buttons\n        var swiper = this;\n        var params = swiper.params.navigation;\n\n        if (swiper.params.loop) { return; }\n        var ref = swiper.navigation;\n        var $nextEl = ref.$nextEl;\n        var $prevEl = ref.$prevEl;\n\n        if ($prevEl && $prevEl.length > 0) {\n          if (swiper.isBeginning) {\n            $prevEl.addClass(params.disabledClass);\n          } else {\n            $prevEl.removeClass(params.disabledClass);\n          }\n          $prevEl[swiper.params.watchOverflow && swiper.isLocked ? 'addClass' : 'removeClass'](params.lockClass);\n        }\n        if ($nextEl && $nextEl.length > 0) {\n          if (swiper.isEnd) {\n            $nextEl.addClass(params.disabledClass);\n          } else {\n            $nextEl.removeClass(params.disabledClass);\n          }\n          $nextEl[swiper.params.watchOverflow && swiper.isLocked ? 'addClass' : 'removeClass'](params.lockClass);\n        }\n      },\n      onPrevClick: function onPrevClick(e) {\n        var swiper = this;\n        e.preventDefault();\n        if (swiper.isBeginning && !swiper.params.loop) { return; }\n        swiper.slidePrev();\n      },\n      onNextClick: function onNextClick(e) {\n        var swiper = this;\n        e.preventDefault();\n        if (swiper.isEnd && !swiper.params.loop) { return; }\n        swiper.slideNext();\n      },\n      init: function init() {\n        var swiper = this;\n        var params = swiper.params.navigation;\n        if (!(params.nextEl || params.prevEl)) { return; }\n\n        var $nextEl;\n        var $prevEl;\n        if (params.nextEl) {\n          $nextEl = $(params.nextEl);\n          if (\n            swiper.params.uniqueNavElements\n            && typeof params.nextEl === 'string'\n            && $nextEl.length > 1\n            && swiper.$el.find(params.nextEl).length === 1\n          ) {\n            $nextEl = swiper.$el.find(params.nextEl);\n          }\n        }\n        if (params.prevEl) {\n          $prevEl = $(params.prevEl);\n          if (\n            swiper.params.uniqueNavElements\n            && typeof params.prevEl === 'string'\n            && $prevEl.length > 1\n            && swiper.$el.find(params.prevEl).length === 1\n          ) {\n            $prevEl = swiper.$el.find(params.prevEl);\n          }\n        }\n\n        if ($nextEl && $nextEl.length > 0) {\n          $nextEl.on('click', swiper.navigation.onNextClick);\n        }\n        if ($prevEl && $prevEl.length > 0) {\n          $prevEl.on('click', swiper.navigation.onPrevClick);\n        }\n\n        Utils.extend(swiper.navigation, {\n          $nextEl: $nextEl,\n          nextEl: $nextEl && $nextEl[0],\n          $prevEl: $prevEl,\n          prevEl: $prevEl && $prevEl[0],\n        });\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        var ref = swiper.navigation;\n        var $nextEl = ref.$nextEl;\n        var $prevEl = ref.$prevEl;\n        if ($nextEl && $nextEl.length) {\n          $nextEl.off('click', swiper.navigation.onNextClick);\n          $nextEl.removeClass(swiper.params.navigation.disabledClass);\n        }\n        if ($prevEl && $prevEl.length) {\n          $prevEl.off('click', swiper.navigation.onPrevClick);\n          $prevEl.removeClass(swiper.params.navigation.disabledClass);\n        }\n      },\n    };\n\n    var Navigation$1 = {\n      name: 'navigation',\n      params: {\n        navigation: {\n          nextEl: null,\n          prevEl: null,\n\n          hideOnClick: false,\n          disabledClass: 'swiper-button-disabled',\n          hiddenClass: 'swiper-button-hidden',\n          lockClass: 'swiper-button-lock',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          navigation: {\n            init: Navigation.init.bind(swiper),\n            update: Navigation.update.bind(swiper),\n            destroy: Navigation.destroy.bind(swiper),\n            onNextClick: Navigation.onNextClick.bind(swiper),\n            onPrevClick: Navigation.onPrevClick.bind(swiper),\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          swiper.navigation.init();\n          swiper.navigation.update();\n        },\n        toEdge: function toEdge() {\n          var swiper = this;\n          swiper.navigation.update();\n        },\n        fromEdge: function fromEdge() {\n          var swiper = this;\n          swiper.navigation.update();\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          swiper.navigation.destroy();\n        },\n        click: function click(e) {\n          var swiper = this;\n          var ref = swiper.navigation;\n          var $nextEl = ref.$nextEl;\n          var $prevEl = ref.$prevEl;\n          if (\n            swiper.params.navigation.hideOnClick\n            && !$(e.target).is($prevEl)\n            && !$(e.target).is($nextEl)\n          ) {\n            var isHidden;\n            if ($nextEl) {\n              isHidden = $nextEl.hasClass(swiper.params.navigation.hiddenClass);\n            } else if ($prevEl) {\n              isHidden = $prevEl.hasClass(swiper.params.navigation.hiddenClass);\n            }\n            if (isHidden === true) {\n              swiper.emit('navigationShow', swiper);\n            } else {\n              swiper.emit('navigationHide', swiper);\n            }\n            if ($nextEl) {\n              $nextEl.toggleClass(swiper.params.navigation.hiddenClass);\n            }\n            if ($prevEl) {\n              $prevEl.toggleClass(swiper.params.navigation.hiddenClass);\n            }\n          }\n        },\n      },\n    };\n\n    var Pagination = {\n      update: function update() {\n        // Render || Update Pagination bullets/items\n        var swiper = this;\n        var rtl = swiper.rtl;\n        var params = swiper.params.pagination;\n        if (!params.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0) { return; }\n        var slidesLength = swiper.virtual && swiper.params.virtual.enabled ? swiper.virtual.slides.length : swiper.slides.length;\n        var $el = swiper.pagination.$el;\n        // Current/Total\n        var current;\n        var total = swiper.params.loop ? Math.ceil((slidesLength - (swiper.loopedSlides * 2)) / swiper.params.slidesPerGroup) : swiper.snapGrid.length;\n        if (swiper.params.loop) {\n          current = Math.ceil((swiper.activeIndex - swiper.loopedSlides) / swiper.params.slidesPerGroup);\n          if (current > slidesLength - 1 - (swiper.loopedSlides * 2)) {\n            current -= (slidesLength - (swiper.loopedSlides * 2));\n          }\n          if (current > total - 1) { current -= total; }\n          if (current < 0 && swiper.params.paginationType !== 'bullets') { current = total + current; }\n        } else if (typeof swiper.snapIndex !== 'undefined') {\n          current = swiper.snapIndex;\n        } else {\n          current = swiper.activeIndex || 0;\n        }\n        // Types\n        if (params.type === 'bullets' && swiper.pagination.bullets && swiper.pagination.bullets.length > 0) {\n          var bullets = swiper.pagination.bullets;\n          var firstIndex;\n          var lastIndex;\n          var midIndex;\n          if (params.dynamicBullets) {\n            swiper.pagination.bulletSize = bullets.eq(0)[swiper.isHorizontal() ? 'outerWidth' : 'outerHeight'](true);\n            $el.css(swiper.isHorizontal() ? 'width' : 'height', ((swiper.pagination.bulletSize * (params.dynamicMainBullets + 4)) + \"px\"));\n            if (params.dynamicMainBullets > 1 && swiper.previousIndex !== undefined) {\n              swiper.pagination.dynamicBulletIndex += (current - swiper.previousIndex);\n              if (swiper.pagination.dynamicBulletIndex > (params.dynamicMainBullets - 1)) {\n                swiper.pagination.dynamicBulletIndex = params.dynamicMainBullets - 1;\n              } else if (swiper.pagination.dynamicBulletIndex < 0) {\n                swiper.pagination.dynamicBulletIndex = 0;\n              }\n            }\n            firstIndex = current - swiper.pagination.dynamicBulletIndex;\n            lastIndex = firstIndex + (Math.min(bullets.length, params.dynamicMainBullets) - 1);\n            midIndex = (lastIndex + firstIndex) / 2;\n          }\n          bullets.removeClass(((params.bulletActiveClass) + \" \" + (params.bulletActiveClass) + \"-next \" + (params.bulletActiveClass) + \"-next-next \" + (params.bulletActiveClass) + \"-prev \" + (params.bulletActiveClass) + \"-prev-prev \" + (params.bulletActiveClass) + \"-main\"));\n          if ($el.length > 1) {\n            bullets.each(function (index, bullet) {\n              var $bullet = $(bullet);\n              var bulletIndex = $bullet.index();\n              if (bulletIndex === current) {\n                $bullet.addClass(params.bulletActiveClass);\n              }\n              if (params.dynamicBullets) {\n                if (bulletIndex >= firstIndex && bulletIndex <= lastIndex) {\n                  $bullet.addClass(((params.bulletActiveClass) + \"-main\"));\n                }\n                if (bulletIndex === firstIndex) {\n                  $bullet\n                    .prev()\n                    .addClass(((params.bulletActiveClass) + \"-prev\"))\n                    .prev()\n                    .addClass(((params.bulletActiveClass) + \"-prev-prev\"));\n                }\n                if (bulletIndex === lastIndex) {\n                  $bullet\n                    .next()\n                    .addClass(((params.bulletActiveClass) + \"-next\"))\n                    .next()\n                    .addClass(((params.bulletActiveClass) + \"-next-next\"));\n                }\n              }\n            });\n          } else {\n            var $bullet = bullets.eq(current);\n            var bulletIndex = $bullet.index();\n            $bullet.addClass(params.bulletActiveClass);\n            if (params.dynamicBullets) {\n              var $firstDisplayedBullet = bullets.eq(firstIndex);\n              var $lastDisplayedBullet = bullets.eq(lastIndex);\n              for (var i = firstIndex; i <= lastIndex; i += 1) {\n                bullets.eq(i).addClass(((params.bulletActiveClass) + \"-main\"));\n              }\n              if (swiper.params.loop) {\n                if (bulletIndex >= bullets.length - params.dynamicMainBullets) {\n                  for (var i$1 = params.dynamicMainBullets; i$1 >= 0; i$1 -= 1) {\n                    bullets.eq(bullets.length - i$1).addClass(((params.bulletActiveClass) + \"-main\"));\n                  }\n                  bullets.eq(bullets.length - params.dynamicMainBullets - 1).addClass(((params.bulletActiveClass) + \"-prev\"));\n                } else {\n                  $firstDisplayedBullet\n                    .prev()\n                    .addClass(((params.bulletActiveClass) + \"-prev\"))\n                    .prev()\n                    .addClass(((params.bulletActiveClass) + \"-prev-prev\"));\n                  $lastDisplayedBullet\n                    .next()\n                    .addClass(((params.bulletActiveClass) + \"-next\"))\n                    .next()\n                    .addClass(((params.bulletActiveClass) + \"-next-next\"));\n                }\n              } else {\n                $firstDisplayedBullet\n                  .prev()\n                  .addClass(((params.bulletActiveClass) + \"-prev\"))\n                  .prev()\n                  .addClass(((params.bulletActiveClass) + \"-prev-prev\"));\n                $lastDisplayedBullet\n                  .next()\n                  .addClass(((params.bulletActiveClass) + \"-next\"))\n                  .next()\n                  .addClass(((params.bulletActiveClass) + \"-next-next\"));\n              }\n            }\n          }\n          if (params.dynamicBullets) {\n            var dynamicBulletsLength = Math.min(bullets.length, params.dynamicMainBullets + 4);\n            var bulletsOffset = (((swiper.pagination.bulletSize * dynamicBulletsLength) - (swiper.pagination.bulletSize)) / 2) - (midIndex * swiper.pagination.bulletSize);\n            var offsetProp = rtl ? 'right' : 'left';\n            bullets.css(swiper.isHorizontal() ? offsetProp : 'top', (bulletsOffset + \"px\"));\n          }\n        }\n        if (params.type === 'fraction') {\n          $el.find((\".\" + (params.currentClass))).text(params.formatFractionCurrent(current + 1));\n          $el.find((\".\" + (params.totalClass))).text(params.formatFractionTotal(total));\n        }\n        if (params.type === 'progressbar') {\n          var progressbarDirection;\n          if (params.progressbarOpposite) {\n            progressbarDirection = swiper.isHorizontal() ? 'vertical' : 'horizontal';\n          } else {\n            progressbarDirection = swiper.isHorizontal() ? 'horizontal' : 'vertical';\n          }\n          var scale = (current + 1) / total;\n          var scaleX = 1;\n          var scaleY = 1;\n          if (progressbarDirection === 'horizontal') {\n            scaleX = scale;\n          } else {\n            scaleY = scale;\n          }\n          $el.find((\".\" + (params.progressbarFillClass))).transform((\"translate3d(0,0,0) scaleX(\" + scaleX + \") scaleY(\" + scaleY + \")\")).transition(swiper.params.speed);\n        }\n        if (params.type === 'custom' && params.renderCustom) {\n          $el.html(params.renderCustom(swiper, current + 1, total));\n          swiper.emit('paginationRender', swiper, $el[0]);\n        } else {\n          swiper.emit('paginationUpdate', swiper, $el[0]);\n        }\n        $el[swiper.params.watchOverflow && swiper.isLocked ? 'addClass' : 'removeClass'](params.lockClass);\n      },\n      render: function render() {\n        // Render Container\n        var swiper = this;\n        var params = swiper.params.pagination;\n        if (!params.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0) { return; }\n        var slidesLength = swiper.virtual && swiper.params.virtual.enabled ? swiper.virtual.slides.length : swiper.slides.length;\n\n        var $el = swiper.pagination.$el;\n        var paginationHTML = '';\n        if (params.type === 'bullets') {\n          var numberOfBullets = swiper.params.loop ? Math.ceil((slidesLength - (swiper.loopedSlides * 2)) / swiper.params.slidesPerGroup) : swiper.snapGrid.length;\n          for (var i = 0; i < numberOfBullets; i += 1) {\n            if (params.renderBullet) {\n              paginationHTML += params.renderBullet.call(swiper, i, params.bulletClass);\n            } else {\n              paginationHTML += \"<\" + (params.bulletElement) + \" class=\\\"\" + (params.bulletClass) + \"\\\"></\" + (params.bulletElement) + \">\";\n            }\n          }\n          $el.html(paginationHTML);\n          swiper.pagination.bullets = $el.find((\".\" + (params.bulletClass)));\n        }\n        if (params.type === 'fraction') {\n          if (params.renderFraction) {\n            paginationHTML = params.renderFraction.call(swiper, params.currentClass, params.totalClass);\n          } else {\n            paginationHTML = \"<span class=\\\"\" + (params.currentClass) + \"\\\"></span>\"\n            + ' / '\n            + \"<span class=\\\"\" + (params.totalClass) + \"\\\"></span>\";\n          }\n          $el.html(paginationHTML);\n        }\n        if (params.type === 'progressbar') {\n          if (params.renderProgressbar) {\n            paginationHTML = params.renderProgressbar.call(swiper, params.progressbarFillClass);\n          } else {\n            paginationHTML = \"<span class=\\\"\" + (params.progressbarFillClass) + \"\\\"></span>\";\n          }\n          $el.html(paginationHTML);\n        }\n        if (params.type !== 'custom') {\n          swiper.emit('paginationRender', swiper.pagination.$el[0]);\n        }\n      },\n      init: function init() {\n        var swiper = this;\n        var params = swiper.params.pagination;\n        if (!params.el) { return; }\n\n        var $el = $(params.el);\n        if ($el.length === 0) { return; }\n\n        if (\n          swiper.params.uniqueNavElements\n          && typeof params.el === 'string'\n          && $el.length > 1\n        ) {\n          $el = swiper.$el.find(params.el);\n        }\n\n        if (params.type === 'bullets' && params.clickable) {\n          $el.addClass(params.clickableClass);\n        }\n\n        $el.addClass(params.modifierClass + params.type);\n\n        if (params.type === 'bullets' && params.dynamicBullets) {\n          $el.addClass((\"\" + (params.modifierClass) + (params.type) + \"-dynamic\"));\n          swiper.pagination.dynamicBulletIndex = 0;\n          if (params.dynamicMainBullets < 1) {\n            params.dynamicMainBullets = 1;\n          }\n        }\n        if (params.type === 'progressbar' && params.progressbarOpposite) {\n          $el.addClass(params.progressbarOppositeClass);\n        }\n\n        if (params.clickable) {\n          $el.on('click', (\".\" + (params.bulletClass)), function onClick(e) {\n            e.preventDefault();\n            var index = $(this).index() * swiper.params.slidesPerGroup;\n            if (swiper.params.loop) { index += swiper.loopedSlides; }\n            swiper.slideTo(index);\n          });\n        }\n\n        Utils.extend(swiper.pagination, {\n          $el: $el,\n          el: $el[0],\n        });\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        var params = swiper.params.pagination;\n        if (!params.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0) { return; }\n        var $el = swiper.pagination.$el;\n\n        $el.removeClass(params.hiddenClass);\n        $el.removeClass(params.modifierClass + params.type);\n        if (swiper.pagination.bullets) { swiper.pagination.bullets.removeClass(params.bulletActiveClass); }\n        if (params.clickable) {\n          $el.off('click', (\".\" + (params.bulletClass)));\n        }\n      },\n    };\n\n    var Pagination$1 = {\n      name: 'pagination',\n      params: {\n        pagination: {\n          el: null,\n          bulletElement: 'span',\n          clickable: false,\n          hideOnClick: false,\n          renderBullet: null,\n          renderProgressbar: null,\n          renderFraction: null,\n          renderCustom: null,\n          progressbarOpposite: false,\n          type: 'bullets', // 'bullets' or 'progressbar' or 'fraction' or 'custom'\n          dynamicBullets: false,\n          dynamicMainBullets: 1,\n          formatFractionCurrent: function (number) { return number; },\n          formatFractionTotal: function (number) { return number; },\n          bulletClass: 'swiper-pagination-bullet',\n          bulletActiveClass: 'swiper-pagination-bullet-active',\n          modifierClass: 'swiper-pagination-', // NEW\n          currentClass: 'swiper-pagination-current',\n          totalClass: 'swiper-pagination-total',\n          hiddenClass: 'swiper-pagination-hidden',\n          progressbarFillClass: 'swiper-pagination-progressbar-fill',\n          progressbarOppositeClass: 'swiper-pagination-progressbar-opposite',\n          clickableClass: 'swiper-pagination-clickable', // NEW\n          lockClass: 'swiper-pagination-lock',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          pagination: {\n            init: Pagination.init.bind(swiper),\n            render: Pagination.render.bind(swiper),\n            update: Pagination.update.bind(swiper),\n            destroy: Pagination.destroy.bind(swiper),\n            dynamicBulletIndex: 0,\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          swiper.pagination.init();\n          swiper.pagination.render();\n          swiper.pagination.update();\n        },\n        activeIndexChange: function activeIndexChange() {\n          var swiper = this;\n          if (swiper.params.loop) {\n            swiper.pagination.update();\n          } else if (typeof swiper.snapIndex === 'undefined') {\n            swiper.pagination.update();\n          }\n        },\n        snapIndexChange: function snapIndexChange() {\n          var swiper = this;\n          if (!swiper.params.loop) {\n            swiper.pagination.update();\n          }\n        },\n        slidesLengthChange: function slidesLengthChange() {\n          var swiper = this;\n          if (swiper.params.loop) {\n            swiper.pagination.render();\n            swiper.pagination.update();\n          }\n        },\n        snapGridLengthChange: function snapGridLengthChange() {\n          var swiper = this;\n          if (!swiper.params.loop) {\n            swiper.pagination.render();\n            swiper.pagination.update();\n          }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          swiper.pagination.destroy();\n        },\n        click: function click(e) {\n          var swiper = this;\n          if (\n            swiper.params.pagination.el\n            && swiper.params.pagination.hideOnClick\n            && swiper.pagination.$el.length > 0\n            && !$(e.target).hasClass(swiper.params.pagination.bulletClass)\n          ) {\n            var isHidden = swiper.pagination.$el.hasClass(swiper.params.pagination.hiddenClass);\n            if (isHidden === true) {\n              swiper.emit('paginationShow', swiper);\n            } else {\n              swiper.emit('paginationHide', swiper);\n            }\n            swiper.pagination.$el.toggleClass(swiper.params.pagination.hiddenClass);\n          }\n        },\n      },\n    };\n\n    var Scrollbar = {\n      setTranslate: function setTranslate() {\n        var swiper = this;\n        if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) { return; }\n        var scrollbar = swiper.scrollbar;\n        var rtl = swiper.rtlTranslate;\n        var progress = swiper.progress;\n        var dragSize = scrollbar.dragSize;\n        var trackSize = scrollbar.trackSize;\n        var $dragEl = scrollbar.$dragEl;\n        var $el = scrollbar.$el;\n        var params = swiper.params.scrollbar;\n\n        var newSize = dragSize;\n        var newPos = (trackSize - dragSize) * progress;\n        if (rtl) {\n          newPos = -newPos;\n          if (newPos > 0) {\n            newSize = dragSize - newPos;\n            newPos = 0;\n          } else if (-newPos + dragSize > trackSize) {\n            newSize = trackSize + newPos;\n          }\n        } else if (newPos < 0) {\n          newSize = dragSize + newPos;\n          newPos = 0;\n        } else if (newPos + dragSize > trackSize) {\n          newSize = trackSize - newPos;\n        }\n        if (swiper.isHorizontal()) {\n          $dragEl.transform((\"translate3d(\" + newPos + \"px, 0, 0)\"));\n          $dragEl[0].style.width = newSize + \"px\";\n        } else {\n          $dragEl.transform((\"translate3d(0px, \" + newPos + \"px, 0)\"));\n          $dragEl[0].style.height = newSize + \"px\";\n        }\n        if (params.hide) {\n          clearTimeout(swiper.scrollbar.timeout);\n          $el[0].style.opacity = 1;\n          swiper.scrollbar.timeout = setTimeout(function () {\n            $el[0].style.opacity = 0;\n            $el.transition(400);\n          }, 1000);\n        }\n      },\n      setTransition: function setTransition(duration) {\n        var swiper = this;\n        if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) { return; }\n        swiper.scrollbar.$dragEl.transition(duration);\n      },\n      updateSize: function updateSize() {\n        var swiper = this;\n        if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) { return; }\n\n        var scrollbar = swiper.scrollbar;\n        var $dragEl = scrollbar.$dragEl;\n        var $el = scrollbar.$el;\n\n        $dragEl[0].style.width = '';\n        $dragEl[0].style.height = '';\n        var trackSize = swiper.isHorizontal() ? $el[0].offsetWidth : $el[0].offsetHeight;\n\n        var divider = swiper.size / swiper.virtualSize;\n        var moveDivider = divider * (trackSize / swiper.size);\n        var dragSize;\n        if (swiper.params.scrollbar.dragSize === 'auto') {\n          dragSize = trackSize * divider;\n        } else {\n          dragSize = parseInt(swiper.params.scrollbar.dragSize, 10);\n        }\n\n        if (swiper.isHorizontal()) {\n          $dragEl[0].style.width = dragSize + \"px\";\n        } else {\n          $dragEl[0].style.height = dragSize + \"px\";\n        }\n\n        if (divider >= 1) {\n          $el[0].style.display = 'none';\n        } else {\n          $el[0].style.display = '';\n        }\n        if (swiper.params.scrollbar.hide) {\n          $el[0].style.opacity = 0;\n        }\n        Utils.extend(scrollbar, {\n          trackSize: trackSize,\n          divider: divider,\n          moveDivider: moveDivider,\n          dragSize: dragSize,\n        });\n        scrollbar.$el[swiper.params.watchOverflow && swiper.isLocked ? 'addClass' : 'removeClass'](swiper.params.scrollbar.lockClass);\n      },\n      getPointerPosition: function getPointerPosition(e) {\n        var swiper = this;\n        if (swiper.isHorizontal()) {\n          return ((e.type === 'touchstart' || e.type === 'touchmove') ? e.targetTouches[0].clientX : e.clientX);\n        }\n        return ((e.type === 'touchstart' || e.type === 'touchmove') ? e.targetTouches[0].clientY : e.clientY);\n      },\n      setDragPosition: function setDragPosition(e) {\n        var swiper = this;\n        var scrollbar = swiper.scrollbar;\n        var rtl = swiper.rtlTranslate;\n        var $el = scrollbar.$el;\n        var dragSize = scrollbar.dragSize;\n        var trackSize = scrollbar.trackSize;\n        var dragStartPos = scrollbar.dragStartPos;\n\n        var positionRatio;\n        positionRatio = ((scrollbar.getPointerPosition(e)) - $el.offset()[swiper.isHorizontal() ? 'left' : 'top']\n          - (dragStartPos !== null ? dragStartPos : dragSize / 2)) / (trackSize - dragSize);\n        positionRatio = Math.max(Math.min(positionRatio, 1), 0);\n        if (rtl) {\n          positionRatio = 1 - positionRatio;\n        }\n\n        var position = swiper.minTranslate() + ((swiper.maxTranslate() - swiper.minTranslate()) * positionRatio);\n\n        swiper.updateProgress(position);\n        swiper.setTranslate(position);\n        swiper.updateActiveIndex();\n        swiper.updateSlidesClasses();\n      },\n      onDragStart: function onDragStart(e) {\n        var swiper = this;\n        var params = swiper.params.scrollbar;\n        var scrollbar = swiper.scrollbar;\n        var $wrapperEl = swiper.$wrapperEl;\n        var $el = scrollbar.$el;\n        var $dragEl = scrollbar.$dragEl;\n        swiper.scrollbar.isTouched = true;\n        swiper.scrollbar.dragStartPos = (e.target === $dragEl[0] || e.target === $dragEl)\n          ? scrollbar.getPointerPosition(e) - e.target.getBoundingClientRect()[swiper.isHorizontal() ? 'left' : 'top'] : null;\n        e.preventDefault();\n        e.stopPropagation();\n\n        $wrapperEl.transition(100);\n        $dragEl.transition(100);\n        scrollbar.setDragPosition(e);\n\n        clearTimeout(swiper.scrollbar.dragTimeout);\n\n        $el.transition(0);\n        if (params.hide) {\n          $el.css('opacity', 1);\n        }\n        if (swiper.params.cssMode) {\n          swiper.$wrapperEl.css('scroll-snap-type', 'none');\n        }\n        swiper.emit('scrollbarDragStart', e);\n      },\n      onDragMove: function onDragMove(e) {\n        var swiper = this;\n        var scrollbar = swiper.scrollbar;\n        var $wrapperEl = swiper.$wrapperEl;\n        var $el = scrollbar.$el;\n        var $dragEl = scrollbar.$dragEl;\n\n        if (!swiper.scrollbar.isTouched) { return; }\n        if (e.preventDefault) { e.preventDefault(); }\n        else { e.returnValue = false; }\n        scrollbar.setDragPosition(e);\n        $wrapperEl.transition(0);\n        $el.transition(0);\n        $dragEl.transition(0);\n        swiper.emit('scrollbarDragMove', e);\n      },\n      onDragEnd: function onDragEnd(e) {\n        var swiper = this;\n\n        var params = swiper.params.scrollbar;\n        var scrollbar = swiper.scrollbar;\n        var $wrapperEl = swiper.$wrapperEl;\n        var $el = scrollbar.$el;\n\n        if (!swiper.scrollbar.isTouched) { return; }\n        swiper.scrollbar.isTouched = false;\n        if (swiper.params.cssMode) {\n          swiper.$wrapperEl.css('scroll-snap-type', '');\n          $wrapperEl.transition('');\n        }\n        if (params.hide) {\n          clearTimeout(swiper.scrollbar.dragTimeout);\n          swiper.scrollbar.dragTimeout = Utils.nextTick(function () {\n            $el.css('opacity', 0);\n            $el.transition(400);\n          }, 1000);\n        }\n        swiper.emit('scrollbarDragEnd', e);\n        if (params.snapOnRelease) {\n          swiper.slideToClosest();\n        }\n      },\n      enableDraggable: function enableDraggable() {\n        var swiper = this;\n        if (!swiper.params.scrollbar.el) { return; }\n        var scrollbar = swiper.scrollbar;\n        var touchEventsTouch = swiper.touchEventsTouch;\n        var touchEventsDesktop = swiper.touchEventsDesktop;\n        var params = swiper.params;\n        var $el = scrollbar.$el;\n        var target = $el[0];\n        var activeListener = Support.passiveListener && params.passiveListeners ? { passive: false, capture: false } : false;\n        var passiveListener = Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;\n        if (!Support.touch) {\n          target.addEventListener(touchEventsDesktop.start, swiper.scrollbar.onDragStart, activeListener);\n          doc.addEventListener(touchEventsDesktop.move, swiper.scrollbar.onDragMove, activeListener);\n          doc.addEventListener(touchEventsDesktop.end, swiper.scrollbar.onDragEnd, passiveListener);\n        } else {\n          target.addEventListener(touchEventsTouch.start, swiper.scrollbar.onDragStart, activeListener);\n          target.addEventListener(touchEventsTouch.move, swiper.scrollbar.onDragMove, activeListener);\n          target.addEventListener(touchEventsTouch.end, swiper.scrollbar.onDragEnd, passiveListener);\n        }\n      },\n      disableDraggable: function disableDraggable() {\n        var swiper = this;\n        if (!swiper.params.scrollbar.el) { return; }\n        var scrollbar = swiper.scrollbar;\n        var touchEventsTouch = swiper.touchEventsTouch;\n        var touchEventsDesktop = swiper.touchEventsDesktop;\n        var params = swiper.params;\n        var $el = scrollbar.$el;\n        var target = $el[0];\n        var activeListener = Support.passiveListener && params.passiveListeners ? { passive: false, capture: false } : false;\n        var passiveListener = Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;\n        if (!Support.touch) {\n          target.removeEventListener(touchEventsDesktop.start, swiper.scrollbar.onDragStart, activeListener);\n          doc.removeEventListener(touchEventsDesktop.move, swiper.scrollbar.onDragMove, activeListener);\n          doc.removeEventListener(touchEventsDesktop.end, swiper.scrollbar.onDragEnd, passiveListener);\n        } else {\n          target.removeEventListener(touchEventsTouch.start, swiper.scrollbar.onDragStart, activeListener);\n          target.removeEventListener(touchEventsTouch.move, swiper.scrollbar.onDragMove, activeListener);\n          target.removeEventListener(touchEventsTouch.end, swiper.scrollbar.onDragEnd, passiveListener);\n        }\n      },\n      init: function init() {\n        var swiper = this;\n        if (!swiper.params.scrollbar.el) { return; }\n        var scrollbar = swiper.scrollbar;\n        var $swiperEl = swiper.$el;\n        var params = swiper.params.scrollbar;\n\n        var $el = $(params.el);\n        if (swiper.params.uniqueNavElements && typeof params.el === 'string' && $el.length > 1 && $swiperEl.find(params.el).length === 1) {\n          $el = $swiperEl.find(params.el);\n        }\n\n        var $dragEl = $el.find((\".\" + (swiper.params.scrollbar.dragClass)));\n        if ($dragEl.length === 0) {\n          $dragEl = $((\"<div class=\\\"\" + (swiper.params.scrollbar.dragClass) + \"\\\"></div>\"));\n          $el.append($dragEl);\n        }\n\n        Utils.extend(scrollbar, {\n          $el: $el,\n          el: $el[0],\n          $dragEl: $dragEl,\n          dragEl: $dragEl[0],\n        });\n\n        if (params.draggable) {\n          scrollbar.enableDraggable();\n        }\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        swiper.scrollbar.disableDraggable();\n      },\n    };\n\n    var Scrollbar$1 = {\n      name: 'scrollbar',\n      params: {\n        scrollbar: {\n          el: null,\n          dragSize: 'auto',\n          hide: false,\n          draggable: false,\n          snapOnRelease: true,\n          lockClass: 'swiper-scrollbar-lock',\n          dragClass: 'swiper-scrollbar-drag',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          scrollbar: {\n            init: Scrollbar.init.bind(swiper),\n            destroy: Scrollbar.destroy.bind(swiper),\n            updateSize: Scrollbar.updateSize.bind(swiper),\n            setTranslate: Scrollbar.setTranslate.bind(swiper),\n            setTransition: Scrollbar.setTransition.bind(swiper),\n            enableDraggable: Scrollbar.enableDraggable.bind(swiper),\n            disableDraggable: Scrollbar.disableDraggable.bind(swiper),\n            setDragPosition: Scrollbar.setDragPosition.bind(swiper),\n            getPointerPosition: Scrollbar.getPointerPosition.bind(swiper),\n            onDragStart: Scrollbar.onDragStart.bind(swiper),\n            onDragMove: Scrollbar.onDragMove.bind(swiper),\n            onDragEnd: Scrollbar.onDragEnd.bind(swiper),\n            isTouched: false,\n            timeout: null,\n            dragTimeout: null,\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          swiper.scrollbar.init();\n          swiper.scrollbar.updateSize();\n          swiper.scrollbar.setTranslate();\n        },\n        update: function update() {\n          var swiper = this;\n          swiper.scrollbar.updateSize();\n        },\n        resize: function resize() {\n          var swiper = this;\n          swiper.scrollbar.updateSize();\n        },\n        observerUpdate: function observerUpdate() {\n          var swiper = this;\n          swiper.scrollbar.updateSize();\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          swiper.scrollbar.setTranslate();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          swiper.scrollbar.setTransition(duration);\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          swiper.scrollbar.destroy();\n        },\n      },\n    };\n\n    var Parallax = {\n      setTransform: function setTransform(el, progress) {\n        var swiper = this;\n        var rtl = swiper.rtl;\n\n        var $el = $(el);\n        var rtlFactor = rtl ? -1 : 1;\n\n        var p = $el.attr('data-swiper-parallax') || '0';\n        var x = $el.attr('data-swiper-parallax-x');\n        var y = $el.attr('data-swiper-parallax-y');\n        var scale = $el.attr('data-swiper-parallax-scale');\n        var opacity = $el.attr('data-swiper-parallax-opacity');\n\n        if (x || y) {\n          x = x || '0';\n          y = y || '0';\n        } else if (swiper.isHorizontal()) {\n          x = p;\n          y = '0';\n        } else {\n          y = p;\n          x = '0';\n        }\n\n        if ((x).indexOf('%') >= 0) {\n          x = (parseInt(x, 10) * progress * rtlFactor) + \"%\";\n        } else {\n          x = (x * progress * rtlFactor) + \"px\";\n        }\n        if ((y).indexOf('%') >= 0) {\n          y = (parseInt(y, 10) * progress) + \"%\";\n        } else {\n          y = (y * progress) + \"px\";\n        }\n\n        if (typeof opacity !== 'undefined' && opacity !== null) {\n          var currentOpacity = opacity - ((opacity - 1) * (1 - Math.abs(progress)));\n          $el[0].style.opacity = currentOpacity;\n        }\n        if (typeof scale === 'undefined' || scale === null) {\n          $el.transform((\"translate3d(\" + x + \", \" + y + \", 0px)\"));\n        } else {\n          var currentScale = scale - ((scale - 1) * (1 - Math.abs(progress)));\n          $el.transform((\"translate3d(\" + x + \", \" + y + \", 0px) scale(\" + currentScale + \")\"));\n        }\n      },\n      setTranslate: function setTranslate() {\n        var swiper = this;\n        var $el = swiper.$el;\n        var slides = swiper.slides;\n        var progress = swiper.progress;\n        var snapGrid = swiper.snapGrid;\n        $el.children('[data-swiper-parallax], [data-swiper-parallax-x], [data-swiper-parallax-y], [data-swiper-parallax-opacity], [data-swiper-parallax-scale]')\n          .each(function (index, el) {\n            swiper.parallax.setTransform(el, progress);\n          });\n        slides.each(function (slideIndex, slideEl) {\n          var slideProgress = slideEl.progress;\n          if (swiper.params.slidesPerGroup > 1 && swiper.params.slidesPerView !== 'auto') {\n            slideProgress += Math.ceil(slideIndex / 2) - (progress * (snapGrid.length - 1));\n          }\n          slideProgress = Math.min(Math.max(slideProgress, -1), 1);\n          $(slideEl).find('[data-swiper-parallax], [data-swiper-parallax-x], [data-swiper-parallax-y], [data-swiper-parallax-opacity], [data-swiper-parallax-scale]')\n            .each(function (index, el) {\n              swiper.parallax.setTransform(el, slideProgress);\n            });\n        });\n      },\n      setTransition: function setTransition(duration) {\n        if ( duration === void 0 ) duration = this.params.speed;\n\n        var swiper = this;\n        var $el = swiper.$el;\n        $el.find('[data-swiper-parallax], [data-swiper-parallax-x], [data-swiper-parallax-y], [data-swiper-parallax-opacity], [data-swiper-parallax-scale]')\n          .each(function (index, parallaxEl) {\n            var $parallaxEl = $(parallaxEl);\n            var parallaxDuration = parseInt($parallaxEl.attr('data-swiper-parallax-duration'), 10) || duration;\n            if (duration === 0) { parallaxDuration = 0; }\n            $parallaxEl.transition(parallaxDuration);\n          });\n      },\n    };\n\n    var Parallax$1 = {\n      name: 'parallax',\n      params: {\n        parallax: {\n          enabled: false,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          parallax: {\n            setTransform: Parallax.setTransform.bind(swiper),\n            setTranslate: Parallax.setTranslate.bind(swiper),\n            setTransition: Parallax.setTransition.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (!swiper.params.parallax.enabled) { return; }\n          swiper.params.watchSlidesProgress = true;\n          swiper.originalParams.watchSlidesProgress = true;\n        },\n        init: function init() {\n          var swiper = this;\n          if (!swiper.params.parallax.enabled) { return; }\n          swiper.parallax.setTranslate();\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          if (!swiper.params.parallax.enabled) { return; }\n          swiper.parallax.setTranslate();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          if (!swiper.params.parallax.enabled) { return; }\n          swiper.parallax.setTransition(duration);\n        },\n      },\n    };\n\n    var Zoom = {\n      // Calc Scale From Multi-touches\n      getDistanceBetweenTouches: function getDistanceBetweenTouches(e) {\n        if (e.targetTouches.length < 2) { return 1; }\n        var x1 = e.targetTouches[0].pageX;\n        var y1 = e.targetTouches[0].pageY;\n        var x2 = e.targetTouches[1].pageX;\n        var y2 = e.targetTouches[1].pageY;\n        var distance = Math.sqrt((Math.pow( (x2 - x1), 2 )) + (Math.pow( (y2 - y1), 2 )));\n        return distance;\n      },\n      // Events\n      onGestureStart: function onGestureStart(e) {\n        var swiper = this;\n        var params = swiper.params.zoom;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        zoom.fakeGestureTouched = false;\n        zoom.fakeGestureMoved = false;\n        if (!Support.gestures) {\n          if (e.type !== 'touchstart' || (e.type === 'touchstart' && e.targetTouches.length < 2)) {\n            return;\n          }\n          zoom.fakeGestureTouched = true;\n          gesture.scaleStart = Zoom.getDistanceBetweenTouches(e);\n        }\n        if (!gesture.$slideEl || !gesture.$slideEl.length) {\n          gesture.$slideEl = $(e.target).closest((\".\" + (swiper.params.slideClass)));\n          if (gesture.$slideEl.length === 0) { gesture.$slideEl = swiper.slides.eq(swiper.activeIndex); }\n          gesture.$imageEl = gesture.$slideEl.find('img, svg, canvas, picture, .swiper-zoom-target');\n          gesture.$imageWrapEl = gesture.$imageEl.parent((\".\" + (params.containerClass)));\n          gesture.maxRatio = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;\n          if (gesture.$imageWrapEl.length === 0) {\n            gesture.$imageEl = undefined;\n            return;\n          }\n        }\n        if (gesture.$imageEl) {\n          gesture.$imageEl.transition(0);\n        }\n        swiper.zoom.isScaling = true;\n      },\n      onGestureChange: function onGestureChange(e) {\n        var swiper = this;\n        var params = swiper.params.zoom;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        if (!Support.gestures) {\n          if (e.type !== 'touchmove' || (e.type === 'touchmove' && e.targetTouches.length < 2)) {\n            return;\n          }\n          zoom.fakeGestureMoved = true;\n          gesture.scaleMove = Zoom.getDistanceBetweenTouches(e);\n        }\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n        if (Support.gestures) {\n          zoom.scale = e.scale * zoom.currentScale;\n        } else {\n          zoom.scale = (gesture.scaleMove / gesture.scaleStart) * zoom.currentScale;\n        }\n        if (zoom.scale > gesture.maxRatio) {\n          zoom.scale = (gesture.maxRatio - 1) + (Math.pow( ((zoom.scale - gesture.maxRatio) + 1), 0.5 ));\n        }\n        if (zoom.scale < params.minRatio) {\n          zoom.scale = (params.minRatio + 1) - (Math.pow( ((params.minRatio - zoom.scale) + 1), 0.5 ));\n        }\n        gesture.$imageEl.transform((\"translate3d(0,0,0) scale(\" + (zoom.scale) + \")\"));\n      },\n      onGestureEnd: function onGestureEnd(e) {\n        var swiper = this;\n        var params = swiper.params.zoom;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        if (!Support.gestures) {\n          if (!zoom.fakeGestureTouched || !zoom.fakeGestureMoved) {\n            return;\n          }\n          if (e.type !== 'touchend' || (e.type === 'touchend' && e.changedTouches.length < 2 && !Device.android)) {\n            return;\n          }\n          zoom.fakeGestureTouched = false;\n          zoom.fakeGestureMoved = false;\n        }\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n        zoom.scale = Math.max(Math.min(zoom.scale, gesture.maxRatio), params.minRatio);\n        gesture.$imageEl.transition(swiper.params.speed).transform((\"translate3d(0,0,0) scale(\" + (zoom.scale) + \")\"));\n        zoom.currentScale = zoom.scale;\n        zoom.isScaling = false;\n        if (zoom.scale === 1) { gesture.$slideEl = undefined; }\n      },\n      onTouchStart: function onTouchStart(e) {\n        var swiper = this;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        var image = zoom.image;\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n        if (image.isTouched) { return; }\n        if (Device.android && e.cancelable) { e.preventDefault(); }\n        image.isTouched = true;\n        image.touchesStart.x = e.type === 'touchstart' ? e.targetTouches[0].pageX : e.pageX;\n        image.touchesStart.y = e.type === 'touchstart' ? e.targetTouches[0].pageY : e.pageY;\n      },\n      onTouchMove: function onTouchMove(e) {\n        var swiper = this;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        var image = zoom.image;\n        var velocity = zoom.velocity;\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n        swiper.allowClick = false;\n        if (!image.isTouched || !gesture.$slideEl) { return; }\n\n        if (!image.isMoved) {\n          image.width = gesture.$imageEl[0].offsetWidth;\n          image.height = gesture.$imageEl[0].offsetHeight;\n          image.startX = Utils.getTranslate(gesture.$imageWrapEl[0], 'x') || 0;\n          image.startY = Utils.getTranslate(gesture.$imageWrapEl[0], 'y') || 0;\n          gesture.slideWidth = gesture.$slideEl[0].offsetWidth;\n          gesture.slideHeight = gesture.$slideEl[0].offsetHeight;\n          gesture.$imageWrapEl.transition(0);\n          if (swiper.rtl) {\n            image.startX = -image.startX;\n            image.startY = -image.startY;\n          }\n        }\n        // Define if we need image drag\n        var scaledWidth = image.width * zoom.scale;\n        var scaledHeight = image.height * zoom.scale;\n\n        if (scaledWidth < gesture.slideWidth && scaledHeight < gesture.slideHeight) { return; }\n\n        image.minX = Math.min(((gesture.slideWidth / 2) - (scaledWidth / 2)), 0);\n        image.maxX = -image.minX;\n        image.minY = Math.min(((gesture.slideHeight / 2) - (scaledHeight / 2)), 0);\n        image.maxY = -image.minY;\n\n        image.touchesCurrent.x = e.type === 'touchmove' ? e.targetTouches[0].pageX : e.pageX;\n        image.touchesCurrent.y = e.type === 'touchmove' ? e.targetTouches[0].pageY : e.pageY;\n\n        if (!image.isMoved && !zoom.isScaling) {\n          if (\n            swiper.isHorizontal()\n            && (\n              (Math.floor(image.minX) === Math.floor(image.startX) && image.touchesCurrent.x < image.touchesStart.x)\n              || (Math.floor(image.maxX) === Math.floor(image.startX) && image.touchesCurrent.x > image.touchesStart.x)\n            )\n          ) {\n            image.isTouched = false;\n            return;\n          } if (\n            !swiper.isHorizontal()\n            && (\n              (Math.floor(image.minY) === Math.floor(image.startY) && image.touchesCurrent.y < image.touchesStart.y)\n              || (Math.floor(image.maxY) === Math.floor(image.startY) && image.touchesCurrent.y > image.touchesStart.y)\n            )\n          ) {\n            image.isTouched = false;\n            return;\n          }\n        }\n        if (e.cancelable) {\n          e.preventDefault();\n        }\n        e.stopPropagation();\n\n        image.isMoved = true;\n        image.currentX = (image.touchesCurrent.x - image.touchesStart.x) + image.startX;\n        image.currentY = (image.touchesCurrent.y - image.touchesStart.y) + image.startY;\n\n        if (image.currentX < image.minX) {\n          image.currentX = (image.minX + 1) - (Math.pow( ((image.minX - image.currentX) + 1), 0.8 ));\n        }\n        if (image.currentX > image.maxX) {\n          image.currentX = (image.maxX - 1) + (Math.pow( ((image.currentX - image.maxX) + 1), 0.8 ));\n        }\n\n        if (image.currentY < image.minY) {\n          image.currentY = (image.minY + 1) - (Math.pow( ((image.minY - image.currentY) + 1), 0.8 ));\n        }\n        if (image.currentY > image.maxY) {\n          image.currentY = (image.maxY - 1) + (Math.pow( ((image.currentY - image.maxY) + 1), 0.8 ));\n        }\n\n        // Velocity\n        if (!velocity.prevPositionX) { velocity.prevPositionX = image.touchesCurrent.x; }\n        if (!velocity.prevPositionY) { velocity.prevPositionY = image.touchesCurrent.y; }\n        if (!velocity.prevTime) { velocity.prevTime = Date.now(); }\n        velocity.x = (image.touchesCurrent.x - velocity.prevPositionX) / (Date.now() - velocity.prevTime) / 2;\n        velocity.y = (image.touchesCurrent.y - velocity.prevPositionY) / (Date.now() - velocity.prevTime) / 2;\n        if (Math.abs(image.touchesCurrent.x - velocity.prevPositionX) < 2) { velocity.x = 0; }\n        if (Math.abs(image.touchesCurrent.y - velocity.prevPositionY) < 2) { velocity.y = 0; }\n        velocity.prevPositionX = image.touchesCurrent.x;\n        velocity.prevPositionY = image.touchesCurrent.y;\n        velocity.prevTime = Date.now();\n\n        gesture.$imageWrapEl.transform((\"translate3d(\" + (image.currentX) + \"px, \" + (image.currentY) + \"px,0)\"));\n      },\n      onTouchEnd: function onTouchEnd() {\n        var swiper = this;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        var image = zoom.image;\n        var velocity = zoom.velocity;\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n        if (!image.isTouched || !image.isMoved) {\n          image.isTouched = false;\n          image.isMoved = false;\n          return;\n        }\n        image.isTouched = false;\n        image.isMoved = false;\n        var momentumDurationX = 300;\n        var momentumDurationY = 300;\n        var momentumDistanceX = velocity.x * momentumDurationX;\n        var newPositionX = image.currentX + momentumDistanceX;\n        var momentumDistanceY = velocity.y * momentumDurationY;\n        var newPositionY = image.currentY + momentumDistanceY;\n\n        // Fix duration\n        if (velocity.x !== 0) { momentumDurationX = Math.abs((newPositionX - image.currentX) / velocity.x); }\n        if (velocity.y !== 0) { momentumDurationY = Math.abs((newPositionY - image.currentY) / velocity.y); }\n        var momentumDuration = Math.max(momentumDurationX, momentumDurationY);\n\n        image.currentX = newPositionX;\n        image.currentY = newPositionY;\n\n        // Define if we need image drag\n        var scaledWidth = image.width * zoom.scale;\n        var scaledHeight = image.height * zoom.scale;\n        image.minX = Math.min(((gesture.slideWidth / 2) - (scaledWidth / 2)), 0);\n        image.maxX = -image.minX;\n        image.minY = Math.min(((gesture.slideHeight / 2) - (scaledHeight / 2)), 0);\n        image.maxY = -image.minY;\n        image.currentX = Math.max(Math.min(image.currentX, image.maxX), image.minX);\n        image.currentY = Math.max(Math.min(image.currentY, image.maxY), image.minY);\n\n        gesture.$imageWrapEl.transition(momentumDuration).transform((\"translate3d(\" + (image.currentX) + \"px, \" + (image.currentY) + \"px,0)\"));\n      },\n      onTransitionEnd: function onTransitionEnd() {\n        var swiper = this;\n        var zoom = swiper.zoom;\n        var gesture = zoom.gesture;\n        if (gesture.$slideEl && swiper.previousIndex !== swiper.activeIndex) {\n          if (gesture.$imageEl) {\n            gesture.$imageEl.transform('translate3d(0,0,0) scale(1)');\n          }\n          if (gesture.$imageWrapEl) {\n            gesture.$imageWrapEl.transform('translate3d(0,0,0)');\n          }\n\n          zoom.scale = 1;\n          zoom.currentScale = 1;\n\n          gesture.$slideEl = undefined;\n          gesture.$imageEl = undefined;\n          gesture.$imageWrapEl = undefined;\n        }\n      },\n      // Toggle Zoom\n      toggle: function toggle(e) {\n        var swiper = this;\n        var zoom = swiper.zoom;\n\n        if (zoom.scale && zoom.scale !== 1) {\n          // Zoom Out\n          zoom.out();\n        } else {\n          // Zoom In\n          zoom.in(e);\n        }\n      },\n      in: function in$1(e) {\n        var swiper = this;\n\n        var zoom = swiper.zoom;\n        var params = swiper.params.zoom;\n        var gesture = zoom.gesture;\n        var image = zoom.image;\n\n        if (!gesture.$slideEl) {\n          if (swiper.params.virtual && swiper.params.virtual.enabled && swiper.virtual) {\n            gesture.$slideEl = swiper.$wrapperEl.children((\".\" + (swiper.params.slideActiveClass)));\n          } else {\n            gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);\n          }\n          gesture.$imageEl = gesture.$slideEl.find('img, svg, canvas, picture, .swiper-zoom-target');\n          gesture.$imageWrapEl = gesture.$imageEl.parent((\".\" + (params.containerClass)));\n        }\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n\n        gesture.$slideEl.addClass((\"\" + (params.zoomedSlideClass)));\n\n        var touchX;\n        var touchY;\n        var offsetX;\n        var offsetY;\n        var diffX;\n        var diffY;\n        var translateX;\n        var translateY;\n        var imageWidth;\n        var imageHeight;\n        var scaledWidth;\n        var scaledHeight;\n        var translateMinX;\n        var translateMinY;\n        var translateMaxX;\n        var translateMaxY;\n        var slideWidth;\n        var slideHeight;\n\n        if (typeof image.touchesStart.x === 'undefined' && e) {\n          touchX = e.type === 'touchend' ? e.changedTouches[0].pageX : e.pageX;\n          touchY = e.type === 'touchend' ? e.changedTouches[0].pageY : e.pageY;\n        } else {\n          touchX = image.touchesStart.x;\n          touchY = image.touchesStart.y;\n        }\n\n        zoom.scale = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;\n        zoom.currentScale = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;\n        if (e) {\n          slideWidth = gesture.$slideEl[0].offsetWidth;\n          slideHeight = gesture.$slideEl[0].offsetHeight;\n          offsetX = gesture.$slideEl.offset().left;\n          offsetY = gesture.$slideEl.offset().top;\n          diffX = (offsetX + (slideWidth / 2)) - touchX;\n          diffY = (offsetY + (slideHeight / 2)) - touchY;\n\n          imageWidth = gesture.$imageEl[0].offsetWidth;\n          imageHeight = gesture.$imageEl[0].offsetHeight;\n          scaledWidth = imageWidth * zoom.scale;\n          scaledHeight = imageHeight * zoom.scale;\n\n          translateMinX = Math.min(((slideWidth / 2) - (scaledWidth / 2)), 0);\n          translateMinY = Math.min(((slideHeight / 2) - (scaledHeight / 2)), 0);\n          translateMaxX = -translateMinX;\n          translateMaxY = -translateMinY;\n\n          translateX = diffX * zoom.scale;\n          translateY = diffY * zoom.scale;\n\n          if (translateX < translateMinX) {\n            translateX = translateMinX;\n          }\n          if (translateX > translateMaxX) {\n            translateX = translateMaxX;\n          }\n\n          if (translateY < translateMinY) {\n            translateY = translateMinY;\n          }\n          if (translateY > translateMaxY) {\n            translateY = translateMaxY;\n          }\n        } else {\n          translateX = 0;\n          translateY = 0;\n        }\n        gesture.$imageWrapEl.transition(300).transform((\"translate3d(\" + translateX + \"px, \" + translateY + \"px,0)\"));\n        gesture.$imageEl.transition(300).transform((\"translate3d(0,0,0) scale(\" + (zoom.scale) + \")\"));\n      },\n      out: function out() {\n        var swiper = this;\n\n        var zoom = swiper.zoom;\n        var params = swiper.params.zoom;\n        var gesture = zoom.gesture;\n\n        if (!gesture.$slideEl) {\n          if (swiper.params.virtual && swiper.params.virtual.enabled && swiper.virtual) {\n            gesture.$slideEl = swiper.$wrapperEl.children((\".\" + (swiper.params.slideActiveClass)));\n          } else {\n            gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);\n          }\n          gesture.$imageEl = gesture.$slideEl.find('img, svg, canvas, picture, .swiper-zoom-target');\n          gesture.$imageWrapEl = gesture.$imageEl.parent((\".\" + (params.containerClass)));\n        }\n        if (!gesture.$imageEl || gesture.$imageEl.length === 0) { return; }\n\n        zoom.scale = 1;\n        zoom.currentScale = 1;\n        gesture.$imageWrapEl.transition(300).transform('translate3d(0,0,0)');\n        gesture.$imageEl.transition(300).transform('translate3d(0,0,0) scale(1)');\n        gesture.$slideEl.removeClass((\"\" + (params.zoomedSlideClass)));\n        gesture.$slideEl = undefined;\n      },\n      // Attach/Detach Events\n      enable: function enable() {\n        var swiper = this;\n        var zoom = swiper.zoom;\n        if (zoom.enabled) { return; }\n        zoom.enabled = true;\n\n        var passiveListener = swiper.touchEvents.start === 'touchstart' && Support.passiveListener && swiper.params.passiveListeners ? { passive: true, capture: false } : false;\n        var activeListenerWithCapture = Support.passiveListener ? { passive: false, capture: true } : true;\n\n        var slideSelector = \".\" + (swiper.params.slideClass);\n\n        // Scale image\n        if (Support.gestures) {\n          swiper.$wrapperEl.on('gesturestart', slideSelector, zoom.onGestureStart, passiveListener);\n          swiper.$wrapperEl.on('gesturechange', slideSelector, zoom.onGestureChange, passiveListener);\n          swiper.$wrapperEl.on('gestureend', slideSelector, zoom.onGestureEnd, passiveListener);\n        } else if (swiper.touchEvents.start === 'touchstart') {\n          swiper.$wrapperEl.on(swiper.touchEvents.start, slideSelector, zoom.onGestureStart, passiveListener);\n          swiper.$wrapperEl.on(swiper.touchEvents.move, slideSelector, zoom.onGestureChange, activeListenerWithCapture);\n          swiper.$wrapperEl.on(swiper.touchEvents.end, slideSelector, zoom.onGestureEnd, passiveListener);\n          if (swiper.touchEvents.cancel) {\n            swiper.$wrapperEl.on(swiper.touchEvents.cancel, slideSelector, zoom.onGestureEnd, passiveListener);\n          }\n        }\n\n        // Move image\n        swiper.$wrapperEl.on(swiper.touchEvents.move, (\".\" + (swiper.params.zoom.containerClass)), zoom.onTouchMove, activeListenerWithCapture);\n      },\n      disable: function disable() {\n        var swiper = this;\n        var zoom = swiper.zoom;\n        if (!zoom.enabled) { return; }\n\n        swiper.zoom.enabled = false;\n\n        var passiveListener = swiper.touchEvents.start === 'touchstart' && Support.passiveListener && swiper.params.passiveListeners ? { passive: true, capture: false } : false;\n        var activeListenerWithCapture = Support.passiveListener ? { passive: false, capture: true } : true;\n\n        var slideSelector = \".\" + (swiper.params.slideClass);\n\n        // Scale image\n        if (Support.gestures) {\n          swiper.$wrapperEl.off('gesturestart', slideSelector, zoom.onGestureStart, passiveListener);\n          swiper.$wrapperEl.off('gesturechange', slideSelector, zoom.onGestureChange, passiveListener);\n          swiper.$wrapperEl.off('gestureend', slideSelector, zoom.onGestureEnd, passiveListener);\n        } else if (swiper.touchEvents.start === 'touchstart') {\n          swiper.$wrapperEl.off(swiper.touchEvents.start, slideSelector, zoom.onGestureStart, passiveListener);\n          swiper.$wrapperEl.off(swiper.touchEvents.move, slideSelector, zoom.onGestureChange, activeListenerWithCapture);\n          swiper.$wrapperEl.off(swiper.touchEvents.end, slideSelector, zoom.onGestureEnd, passiveListener);\n          if (swiper.touchEvents.cancel) {\n            swiper.$wrapperEl.off(swiper.touchEvents.cancel, slideSelector, zoom.onGestureEnd, passiveListener);\n          }\n        }\n\n        // Move image\n        swiper.$wrapperEl.off(swiper.touchEvents.move, (\".\" + (swiper.params.zoom.containerClass)), zoom.onTouchMove, activeListenerWithCapture);\n      },\n    };\n\n    var Zoom$1 = {\n      name: 'zoom',\n      params: {\n        zoom: {\n          enabled: false,\n          maxRatio: 3,\n          minRatio: 1,\n          toggle: true,\n          containerClass: 'swiper-zoom-container',\n          zoomedSlideClass: 'swiper-slide-zoomed',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        var zoom = {\n          enabled: false,\n          scale: 1,\n          currentScale: 1,\n          isScaling: false,\n          gesture: {\n            $slideEl: undefined,\n            slideWidth: undefined,\n            slideHeight: undefined,\n            $imageEl: undefined,\n            $imageWrapEl: undefined,\n            maxRatio: 3,\n          },\n          image: {\n            isTouched: undefined,\n            isMoved: undefined,\n            currentX: undefined,\n            currentY: undefined,\n            minX: undefined,\n            minY: undefined,\n            maxX: undefined,\n            maxY: undefined,\n            width: undefined,\n            height: undefined,\n            startX: undefined,\n            startY: undefined,\n            touchesStart: {},\n            touchesCurrent: {},\n          },\n          velocity: {\n            x: undefined,\n            y: undefined,\n            prevPositionX: undefined,\n            prevPositionY: undefined,\n            prevTime: undefined,\n          },\n        };\n\n        ('onGestureStart onGestureChange onGestureEnd onTouchStart onTouchMove onTouchEnd onTransitionEnd toggle enable disable in out').split(' ').forEach(function (methodName) {\n          zoom[methodName] = Zoom[methodName].bind(swiper);\n        });\n        Utils.extend(swiper, {\n          zoom: zoom,\n        });\n\n        var scale = 1;\n        Object.defineProperty(swiper.zoom, 'scale', {\n          get: function get() {\n            return scale;\n          },\n          set: function set(value) {\n            if (scale !== value) {\n              var imageEl = swiper.zoom.gesture.$imageEl ? swiper.zoom.gesture.$imageEl[0] : undefined;\n              var slideEl = swiper.zoom.gesture.$slideEl ? swiper.zoom.gesture.$slideEl[0] : undefined;\n              swiper.emit('zoomChange', value, imageEl, slideEl);\n            }\n            scale = value;\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (swiper.params.zoom.enabled) {\n            swiper.zoom.enable();\n          }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          swiper.zoom.disable();\n        },\n        touchStart: function touchStart(e) {\n          var swiper = this;\n          if (!swiper.zoom.enabled) { return; }\n          swiper.zoom.onTouchStart(e);\n        },\n        touchEnd: function touchEnd(e) {\n          var swiper = this;\n          if (!swiper.zoom.enabled) { return; }\n          swiper.zoom.onTouchEnd(e);\n        },\n        doubleTap: function doubleTap(e) {\n          var swiper = this;\n          if (swiper.params.zoom.enabled && swiper.zoom.enabled && swiper.params.zoom.toggle) {\n            swiper.zoom.toggle(e);\n          }\n        },\n        transitionEnd: function transitionEnd() {\n          var swiper = this;\n          if (swiper.zoom.enabled && swiper.params.zoom.enabled) {\n            swiper.zoom.onTransitionEnd();\n          }\n        },\n        slideChange: function slideChange() {\n          var swiper = this;\n          if (swiper.zoom.enabled && swiper.params.zoom.enabled && swiper.params.cssMode) {\n            swiper.zoom.onTransitionEnd();\n          }\n        },\n      },\n    };\n\n    var Lazy = {\n      loadInSlide: function loadInSlide(index, loadInDuplicate) {\n        if ( loadInDuplicate === void 0 ) loadInDuplicate = true;\n\n        var swiper = this;\n        var params = swiper.params.lazy;\n        if (typeof index === 'undefined') { return; }\n        if (swiper.slides.length === 0) { return; }\n        var isVirtual = swiper.virtual && swiper.params.virtual.enabled;\n\n        var $slideEl = isVirtual\n          ? swiper.$wrapperEl.children((\".\" + (swiper.params.slideClass) + \"[data-swiper-slide-index=\\\"\" + index + \"\\\"]\"))\n          : swiper.slides.eq(index);\n\n        var $images = $slideEl.find((\".\" + (params.elementClass) + \":not(.\" + (params.loadedClass) + \"):not(.\" + (params.loadingClass) + \")\"));\n        if ($slideEl.hasClass(params.elementClass) && !$slideEl.hasClass(params.loadedClass) && !$slideEl.hasClass(params.loadingClass)) {\n          $images = $images.add($slideEl[0]);\n        }\n        if ($images.length === 0) { return; }\n\n        $images.each(function (imageIndex, imageEl) {\n          var $imageEl = $(imageEl);\n          $imageEl.addClass(params.loadingClass);\n\n          var background = $imageEl.attr('data-background');\n          var src = $imageEl.attr('data-src');\n          var srcset = $imageEl.attr('data-srcset');\n          var sizes = $imageEl.attr('data-sizes');\n          var $pictureEl = $imageEl.parent('picture');\n\n          swiper.loadImage($imageEl[0], (src || background), srcset, sizes, false, function () {\n            if (typeof swiper === 'undefined' || swiper === null || !swiper || (swiper && !swiper.params) || swiper.destroyed) { return; }\n            if (background) {\n              $imageEl.css('background-image', (\"url(\\\"\" + background + \"\\\")\"));\n              $imageEl.removeAttr('data-background');\n            } else {\n              if (srcset) {\n                $imageEl.attr('srcset', srcset);\n                $imageEl.removeAttr('data-srcset');\n              }\n              if (sizes) {\n                $imageEl.attr('sizes', sizes);\n                $imageEl.removeAttr('data-sizes');\n              }\n              if ($pictureEl.length) {\n                $pictureEl.children('source').each(function (sourceIndex, sourceEl) {\n                  var $source = $(sourceEl);\n\n                  if ($source.attr('data-srcset')) {\n                    $source.attr('srcset', $source.attr('data-srcset'));\n                    $source.removeAttr('data-srcset');\n                  }\n                });\n              }\n              if (src) {\n                $imageEl.attr('src', src);\n                $imageEl.removeAttr('data-src');\n              }\n            }\n\n            $imageEl.addClass(params.loadedClass).removeClass(params.loadingClass);\n            $slideEl.find((\".\" + (params.preloaderClass))).remove();\n            if (swiper.params.loop && loadInDuplicate) {\n              var slideOriginalIndex = $slideEl.attr('data-swiper-slide-index');\n              if ($slideEl.hasClass(swiper.params.slideDuplicateClass)) {\n                var originalSlide = swiper.$wrapperEl.children((\"[data-swiper-slide-index=\\\"\" + slideOriginalIndex + \"\\\"]:not(.\" + (swiper.params.slideDuplicateClass) + \")\"));\n                swiper.lazy.loadInSlide(originalSlide.index(), false);\n              } else {\n                var duplicatedSlide = swiper.$wrapperEl.children((\".\" + (swiper.params.slideDuplicateClass) + \"[data-swiper-slide-index=\\\"\" + slideOriginalIndex + \"\\\"]\"));\n                swiper.lazy.loadInSlide(duplicatedSlide.index(), false);\n              }\n            }\n            swiper.emit('lazyImageReady', $slideEl[0], $imageEl[0]);\n            if (swiper.params.autoHeight) {\n              swiper.updateAutoHeight();\n            }\n          });\n\n          swiper.emit('lazyImageLoad', $slideEl[0], $imageEl[0]);\n        });\n      },\n      load: function load() {\n        var swiper = this;\n        var $wrapperEl = swiper.$wrapperEl;\n        var swiperParams = swiper.params;\n        var slides = swiper.slides;\n        var activeIndex = swiper.activeIndex;\n        var isVirtual = swiper.virtual && swiperParams.virtual.enabled;\n        var params = swiperParams.lazy;\n\n        var slidesPerView = swiperParams.slidesPerView;\n        if (slidesPerView === 'auto') {\n          slidesPerView = 0;\n        }\n\n        function slideExist(index) {\n          if (isVirtual) {\n            if ($wrapperEl.children((\".\" + (swiperParams.slideClass) + \"[data-swiper-slide-index=\\\"\" + index + \"\\\"]\")).length) {\n              return true;\n            }\n          } else if (slides[index]) { return true; }\n          return false;\n        }\n\n        function slideIndex(slideEl) {\n          if (isVirtual) {\n            return $(slideEl).attr('data-swiper-slide-index');\n          }\n          return $(slideEl).index();\n        }\n\n        if (!swiper.lazy.initialImageLoaded) { swiper.lazy.initialImageLoaded = true; }\n        if (swiper.params.watchSlidesVisibility) {\n          $wrapperEl.children((\".\" + (swiperParams.slideVisibleClass))).each(function (elIndex, slideEl) {\n            var index = isVirtual ? $(slideEl).attr('data-swiper-slide-index') : $(slideEl).index();\n            swiper.lazy.loadInSlide(index);\n          });\n        } else if (slidesPerView > 1) {\n          for (var i = activeIndex; i < activeIndex + slidesPerView; i += 1) {\n            if (slideExist(i)) { swiper.lazy.loadInSlide(i); }\n          }\n        } else {\n          swiper.lazy.loadInSlide(activeIndex);\n        }\n        if (params.loadPrevNext) {\n          if (slidesPerView > 1 || (params.loadPrevNextAmount && params.loadPrevNextAmount > 1)) {\n            var amount = params.loadPrevNextAmount;\n            var spv = slidesPerView;\n            var maxIndex = Math.min(activeIndex + spv + Math.max(amount, spv), slides.length);\n            var minIndex = Math.max(activeIndex - Math.max(spv, amount), 0);\n            // Next Slides\n            for (var i$1 = activeIndex + slidesPerView; i$1 < maxIndex; i$1 += 1) {\n              if (slideExist(i$1)) { swiper.lazy.loadInSlide(i$1); }\n            }\n            // Prev Slides\n            for (var i$2 = minIndex; i$2 < activeIndex; i$2 += 1) {\n              if (slideExist(i$2)) { swiper.lazy.loadInSlide(i$2); }\n            }\n          } else {\n            var nextSlide = $wrapperEl.children((\".\" + (swiperParams.slideNextClass)));\n            if (nextSlide.length > 0) { swiper.lazy.loadInSlide(slideIndex(nextSlide)); }\n\n            var prevSlide = $wrapperEl.children((\".\" + (swiperParams.slidePrevClass)));\n            if (prevSlide.length > 0) { swiper.lazy.loadInSlide(slideIndex(prevSlide)); }\n          }\n        }\n      },\n    };\n\n    var Lazy$1 = {\n      name: 'lazy',\n      params: {\n        lazy: {\n          enabled: false,\n          loadPrevNext: false,\n          loadPrevNextAmount: 1,\n          loadOnTransitionStart: false,\n\n          elementClass: 'swiper-lazy',\n          loadingClass: 'swiper-lazy-loading',\n          loadedClass: 'swiper-lazy-loaded',\n          preloaderClass: 'swiper-lazy-preloader',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          lazy: {\n            initialImageLoaded: false,\n            load: Lazy.load.bind(swiper),\n            loadInSlide: Lazy.loadInSlide.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled && swiper.params.preloadImages) {\n            swiper.params.preloadImages = false;\n          }\n        },\n        init: function init() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled && !swiper.params.loop && swiper.params.initialSlide === 0) {\n            swiper.lazy.load();\n          }\n        },\n        scroll: function scroll() {\n          var swiper = this;\n          if (swiper.params.freeMode && !swiper.params.freeModeSticky) {\n            swiper.lazy.load();\n          }\n        },\n        resize: function resize() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled) {\n            swiper.lazy.load();\n          }\n        },\n        scrollbarDragMove: function scrollbarDragMove() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled) {\n            swiper.lazy.load();\n          }\n        },\n        transitionStart: function transitionStart() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled) {\n            if (swiper.params.lazy.loadOnTransitionStart || (!swiper.params.lazy.loadOnTransitionStart && !swiper.lazy.initialImageLoaded)) {\n              swiper.lazy.load();\n            }\n          }\n        },\n        transitionEnd: function transitionEnd() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled && !swiper.params.lazy.loadOnTransitionStart) {\n            swiper.lazy.load();\n          }\n        },\n        slideChange: function slideChange() {\n          var swiper = this;\n          if (swiper.params.lazy.enabled && swiper.params.cssMode) {\n            swiper.lazy.load();\n          }\n        },\n      },\n    };\n\n    /* eslint no-bitwise: [\"error\", { \"allow\": [\">>\"] }] */\n\n    var Controller = {\n      LinearSpline: function LinearSpline(x, y) {\n        var binarySearch = (function search() {\n          var maxIndex;\n          var minIndex;\n          var guess;\n          return function (array, val) {\n            minIndex = -1;\n            maxIndex = array.length;\n            while (maxIndex - minIndex > 1) {\n              guess = maxIndex + minIndex >> 1;\n              if (array[guess] <= val) {\n                minIndex = guess;\n              } else {\n                maxIndex = guess;\n              }\n            }\n            return maxIndex;\n          };\n        }());\n        this.x = x;\n        this.y = y;\n        this.lastIndex = x.length - 1;\n        // Given an x value (x2), return the expected y2 value:\n        // (x1,y1) is the known point before given value,\n        // (x3,y3) is the known point after given value.\n        var i1;\n        var i3;\n\n        this.interpolate = function interpolate(x2) {\n          if (!x2) { return 0; }\n\n          // Get the indexes of x1 and x3 (the array indexes before and after given x2):\n          i3 = binarySearch(this.x, x2);\n          i1 = i3 - 1;\n\n          // We have our indexes i1 & i3, so we can calculate already:\n          // y2 := ((x2−x1) × (y3−y1)) ÷ (x3−x1) + y1\n          return (((x2 - this.x[i1]) * (this.y[i3] - this.y[i1])) / (this.x[i3] - this.x[i1])) + this.y[i1];\n        };\n        return this;\n      },\n      // xxx: for now i will just save one spline function to to\n      getInterpolateFunction: function getInterpolateFunction(c) {\n        var swiper = this;\n        if (!swiper.controller.spline) {\n          swiper.controller.spline = swiper.params.loop\n            ? new Controller.LinearSpline(swiper.slidesGrid, c.slidesGrid)\n            : new Controller.LinearSpline(swiper.snapGrid, c.snapGrid);\n        }\n      },\n      setTranslate: function setTranslate(setTranslate$1, byController) {\n        var swiper = this;\n        var controlled = swiper.controller.control;\n        var multiplier;\n        var controlledTranslate;\n        function setControlledTranslate(c) {\n          // this will create an Interpolate function based on the snapGrids\n          // x is the Grid of the scrolled scroller and y will be the controlled scroller\n          // it makes sense to create this only once and recall it for the interpolation\n          // the function does a lot of value caching for performance\n          var translate = swiper.rtlTranslate ? -swiper.translate : swiper.translate;\n          if (swiper.params.controller.by === 'slide') {\n            swiper.controller.getInterpolateFunction(c);\n            // i am not sure why the values have to be multiplicated this way, tried to invert the snapGrid\n            // but it did not work out\n            controlledTranslate = -swiper.controller.spline.interpolate(-translate);\n          }\n\n          if (!controlledTranslate || swiper.params.controller.by === 'container') {\n            multiplier = (c.maxTranslate() - c.minTranslate()) / (swiper.maxTranslate() - swiper.minTranslate());\n            controlledTranslate = ((translate - swiper.minTranslate()) * multiplier) + c.minTranslate();\n          }\n\n          if (swiper.params.controller.inverse) {\n            controlledTranslate = c.maxTranslate() - controlledTranslate;\n          }\n          c.updateProgress(controlledTranslate);\n          c.setTranslate(controlledTranslate, swiper);\n          c.updateActiveIndex();\n          c.updateSlidesClasses();\n        }\n        if (Array.isArray(controlled)) {\n          for (var i = 0; i < controlled.length; i += 1) {\n            if (controlled[i] !== byController && controlled[i] instanceof Swiper) {\n              setControlledTranslate(controlled[i]);\n            }\n          }\n        } else if (controlled instanceof Swiper && byController !== controlled) {\n          setControlledTranslate(controlled);\n        }\n      },\n      setTransition: function setTransition(duration, byController) {\n        var swiper = this;\n        var controlled = swiper.controller.control;\n        var i;\n        function setControlledTransition(c) {\n          c.setTransition(duration, swiper);\n          if (duration !== 0) {\n            c.transitionStart();\n            if (c.params.autoHeight) {\n              Utils.nextTick(function () {\n                c.updateAutoHeight();\n              });\n            }\n            c.$wrapperEl.transitionEnd(function () {\n              if (!controlled) { return; }\n              if (c.params.loop && swiper.params.controller.by === 'slide') {\n                c.loopFix();\n              }\n              c.transitionEnd();\n            });\n          }\n        }\n        if (Array.isArray(controlled)) {\n          for (i = 0; i < controlled.length; i += 1) {\n            if (controlled[i] !== byController && controlled[i] instanceof Swiper) {\n              setControlledTransition(controlled[i]);\n            }\n          }\n        } else if (controlled instanceof Swiper && byController !== controlled) {\n          setControlledTransition(controlled);\n        }\n      },\n    };\n    var Controller$1 = {\n      name: 'controller',\n      params: {\n        controller: {\n          control: undefined,\n          inverse: false,\n          by: 'slide', // or 'container'\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          controller: {\n            control: swiper.params.controller.control,\n            getInterpolateFunction: Controller.getInterpolateFunction.bind(swiper),\n            setTranslate: Controller.setTranslate.bind(swiper),\n            setTransition: Controller.setTransition.bind(swiper),\n          },\n        });\n      },\n      on: {\n        update: function update() {\n          var swiper = this;\n          if (!swiper.controller.control) { return; }\n          if (swiper.controller.spline) {\n            swiper.controller.spline = undefined;\n            delete swiper.controller.spline;\n          }\n        },\n        resize: function resize() {\n          var swiper = this;\n          if (!swiper.controller.control) { return; }\n          if (swiper.controller.spline) {\n            swiper.controller.spline = undefined;\n            delete swiper.controller.spline;\n          }\n        },\n        observerUpdate: function observerUpdate() {\n          var swiper = this;\n          if (!swiper.controller.control) { return; }\n          if (swiper.controller.spline) {\n            swiper.controller.spline = undefined;\n            delete swiper.controller.spline;\n          }\n        },\n        setTranslate: function setTranslate(translate, byController) {\n          var swiper = this;\n          if (!swiper.controller.control) { return; }\n          swiper.controller.setTranslate(translate, byController);\n        },\n        setTransition: function setTransition(duration, byController) {\n          var swiper = this;\n          if (!swiper.controller.control) { return; }\n          swiper.controller.setTransition(duration, byController);\n        },\n      },\n    };\n\n    var a11y = {\n      makeElFocusable: function makeElFocusable($el) {\n        $el.attr('tabIndex', '0');\n        return $el;\n      },\n      makeElNotFocusable: function makeElNotFocusable($el) {\n        $el.attr('tabIndex', '-1');\n        return $el;\n      },\n      addElRole: function addElRole($el, role) {\n        $el.attr('role', role);\n        return $el;\n      },\n      addElLabel: function addElLabel($el, label) {\n        $el.attr('aria-label', label);\n        return $el;\n      },\n      disableEl: function disableEl($el) {\n        $el.attr('aria-disabled', true);\n        return $el;\n      },\n      enableEl: function enableEl($el) {\n        $el.attr('aria-disabled', false);\n        return $el;\n      },\n      onEnterKey: function onEnterKey(e) {\n        var swiper = this;\n        var params = swiper.params.a11y;\n        if (e.keyCode !== 13) { return; }\n        var $targetEl = $(e.target);\n        if (swiper.navigation && swiper.navigation.$nextEl && $targetEl.is(swiper.navigation.$nextEl)) {\n          if (!(swiper.isEnd && !swiper.params.loop)) {\n            swiper.slideNext();\n          }\n          if (swiper.isEnd) {\n            swiper.a11y.notify(params.lastSlideMessage);\n          } else {\n            swiper.a11y.notify(params.nextSlideMessage);\n          }\n        }\n        if (swiper.navigation && swiper.navigation.$prevEl && $targetEl.is(swiper.navigation.$prevEl)) {\n          if (!(swiper.isBeginning && !swiper.params.loop)) {\n            swiper.slidePrev();\n          }\n          if (swiper.isBeginning) {\n            swiper.a11y.notify(params.firstSlideMessage);\n          } else {\n            swiper.a11y.notify(params.prevSlideMessage);\n          }\n        }\n        if (swiper.pagination && $targetEl.is((\".\" + (swiper.params.pagination.bulletClass)))) {\n          $targetEl[0].click();\n        }\n      },\n      notify: function notify(message) {\n        var swiper = this;\n        var notification = swiper.a11y.liveRegion;\n        if (notification.length === 0) { return; }\n        notification.html('');\n        notification.html(message);\n      },\n      updateNavigation: function updateNavigation() {\n        var swiper = this;\n\n        if (swiper.params.loop || !swiper.navigation) { return; }\n        var ref = swiper.navigation;\n        var $nextEl = ref.$nextEl;\n        var $prevEl = ref.$prevEl;\n\n        if ($prevEl && $prevEl.length > 0) {\n          if (swiper.isBeginning) {\n            swiper.a11y.disableEl($prevEl);\n            swiper.a11y.makeElNotFocusable($prevEl);\n          } else {\n            swiper.a11y.enableEl($prevEl);\n            swiper.a11y.makeElFocusable($prevEl);\n          }\n        }\n        if ($nextEl && $nextEl.length > 0) {\n          if (swiper.isEnd) {\n            swiper.a11y.disableEl($nextEl);\n            swiper.a11y.makeElNotFocusable($nextEl);\n          } else {\n            swiper.a11y.enableEl($nextEl);\n            swiper.a11y.makeElFocusable($nextEl);\n          }\n        }\n      },\n      updatePagination: function updatePagination() {\n        var swiper = this;\n        var params = swiper.params.a11y;\n        if (swiper.pagination && swiper.params.pagination.clickable && swiper.pagination.bullets && swiper.pagination.bullets.length) {\n          swiper.pagination.bullets.each(function (bulletIndex, bulletEl) {\n            var $bulletEl = $(bulletEl);\n            swiper.a11y.makeElFocusable($bulletEl);\n            swiper.a11y.addElRole($bulletEl, 'button');\n            swiper.a11y.addElLabel($bulletEl, params.paginationBulletMessage.replace(/\\{\\{index\\}\\}/, $bulletEl.index() + 1));\n          });\n        }\n      },\n      init: function init() {\n        var swiper = this;\n\n        swiper.$el.append(swiper.a11y.liveRegion);\n\n        // Navigation\n        var params = swiper.params.a11y;\n        var $nextEl;\n        var $prevEl;\n        if (swiper.navigation && swiper.navigation.$nextEl) {\n          $nextEl = swiper.navigation.$nextEl;\n        }\n        if (swiper.navigation && swiper.navigation.$prevEl) {\n          $prevEl = swiper.navigation.$prevEl;\n        }\n        if ($nextEl) {\n          swiper.a11y.makeElFocusable($nextEl);\n          swiper.a11y.addElRole($nextEl, 'button');\n          swiper.a11y.addElLabel($nextEl, params.nextSlideMessage);\n          $nextEl.on('keydown', swiper.a11y.onEnterKey);\n        }\n        if ($prevEl) {\n          swiper.a11y.makeElFocusable($prevEl);\n          swiper.a11y.addElRole($prevEl, 'button');\n          swiper.a11y.addElLabel($prevEl, params.prevSlideMessage);\n          $prevEl.on('keydown', swiper.a11y.onEnterKey);\n        }\n\n        // Pagination\n        if (swiper.pagination && swiper.params.pagination.clickable && swiper.pagination.bullets && swiper.pagination.bullets.length) {\n          swiper.pagination.$el.on('keydown', (\".\" + (swiper.params.pagination.bulletClass)), swiper.a11y.onEnterKey);\n        }\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        if (swiper.a11y.liveRegion && swiper.a11y.liveRegion.length > 0) { swiper.a11y.liveRegion.remove(); }\n\n        var $nextEl;\n        var $prevEl;\n        if (swiper.navigation && swiper.navigation.$nextEl) {\n          $nextEl = swiper.navigation.$nextEl;\n        }\n        if (swiper.navigation && swiper.navigation.$prevEl) {\n          $prevEl = swiper.navigation.$prevEl;\n        }\n        if ($nextEl) {\n          $nextEl.off('keydown', swiper.a11y.onEnterKey);\n        }\n        if ($prevEl) {\n          $prevEl.off('keydown', swiper.a11y.onEnterKey);\n        }\n\n        // Pagination\n        if (swiper.pagination && swiper.params.pagination.clickable && swiper.pagination.bullets && swiper.pagination.bullets.length) {\n          swiper.pagination.$el.off('keydown', (\".\" + (swiper.params.pagination.bulletClass)), swiper.a11y.onEnterKey);\n        }\n      },\n    };\n    var A11y = {\n      name: 'a11y',\n      params: {\n        a11y: {\n          enabled: true,\n          notificationClass: 'swiper-notification',\n          prevSlideMessage: 'Previous slide',\n          nextSlideMessage: 'Next slide',\n          firstSlideMessage: 'This is the first slide',\n          lastSlideMessage: 'This is the last slide',\n          paginationBulletMessage: 'Go to slide {{index}}',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          a11y: {\n            liveRegion: $((\"<span class=\\\"\" + (swiper.params.a11y.notificationClass) + \"\\\" aria-live=\\\"assertive\\\" aria-atomic=\\\"true\\\"></span>\")),\n          },\n        });\n        Object.keys(a11y).forEach(function (methodName) {\n          swiper.a11y[methodName] = a11y[methodName].bind(swiper);\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (!swiper.params.a11y.enabled) { return; }\n          swiper.a11y.init();\n          swiper.a11y.updateNavigation();\n        },\n        toEdge: function toEdge() {\n          var swiper = this;\n          if (!swiper.params.a11y.enabled) { return; }\n          swiper.a11y.updateNavigation();\n        },\n        fromEdge: function fromEdge() {\n          var swiper = this;\n          if (!swiper.params.a11y.enabled) { return; }\n          swiper.a11y.updateNavigation();\n        },\n        paginationUpdate: function paginationUpdate() {\n          var swiper = this;\n          if (!swiper.params.a11y.enabled) { return; }\n          swiper.a11y.updatePagination();\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          if (!swiper.params.a11y.enabled) { return; }\n          swiper.a11y.destroy();\n        },\n      },\n    };\n\n    var History = {\n      init: function init() {\n        var swiper = this;\n        if (!swiper.params.history) { return; }\n        if (!win.history || !win.history.pushState) {\n          swiper.params.history.enabled = false;\n          swiper.params.hashNavigation.enabled = true;\n          return;\n        }\n        var history = swiper.history;\n        history.initialized = true;\n        history.paths = History.getPathValues();\n        if (!history.paths.key && !history.paths.value) { return; }\n        history.scrollToSlide(0, history.paths.value, swiper.params.runCallbacksOnInit);\n        if (!swiper.params.history.replaceState) {\n          win.addEventListener('popstate', swiper.history.setHistoryPopState);\n        }\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        if (!swiper.params.history.replaceState) {\n          win.removeEventListener('popstate', swiper.history.setHistoryPopState);\n        }\n      },\n      setHistoryPopState: function setHistoryPopState() {\n        var swiper = this;\n        swiper.history.paths = History.getPathValues();\n        swiper.history.scrollToSlide(swiper.params.speed, swiper.history.paths.value, false);\n      },\n      getPathValues: function getPathValues() {\n        var pathArray = win.location.pathname.slice(1).split('/').filter(function (part) { return part !== ''; });\n        var total = pathArray.length;\n        var key = pathArray[total - 2];\n        var value = pathArray[total - 1];\n        return { key: key, value: value };\n      },\n      setHistory: function setHistory(key, index) {\n        var swiper = this;\n        if (!swiper.history.initialized || !swiper.params.history.enabled) { return; }\n        var slide = swiper.slides.eq(index);\n        var value = History.slugify(slide.attr('data-history'));\n        if (!win.location.pathname.includes(key)) {\n          value = key + \"/\" + value;\n        }\n        var currentState = win.history.state;\n        if (currentState && currentState.value === value) {\n          return;\n        }\n        if (swiper.params.history.replaceState) {\n          win.history.replaceState({ value: value }, null, value);\n        } else {\n          win.history.pushState({ value: value }, null, value);\n        }\n      },\n      slugify: function slugify(text) {\n        return text.toString()\n          .replace(/\\s+/g, '-')\n          .replace(/[^\\w-]+/g, '')\n          .replace(/--+/g, '-')\n          .replace(/^-+/, '')\n          .replace(/-+$/, '');\n      },\n      scrollToSlide: function scrollToSlide(speed, value, runCallbacks) {\n        var swiper = this;\n        if (value) {\n          for (var i = 0, length = swiper.slides.length; i < length; i += 1) {\n            var slide = swiper.slides.eq(i);\n            var slideHistory = History.slugify(slide.attr('data-history'));\n            if (slideHistory === value && !slide.hasClass(swiper.params.slideDuplicateClass)) {\n              var index = slide.index();\n              swiper.slideTo(index, speed, runCallbacks);\n            }\n          }\n        } else {\n          swiper.slideTo(0, speed, runCallbacks);\n        }\n      },\n    };\n\n    var History$1 = {\n      name: 'history',\n      params: {\n        history: {\n          enabled: false,\n          replaceState: false,\n          key: 'slides',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          history: {\n            init: History.init.bind(swiper),\n            setHistory: History.setHistory.bind(swiper),\n            setHistoryPopState: History.setHistoryPopState.bind(swiper),\n            scrollToSlide: History.scrollToSlide.bind(swiper),\n            destroy: History.destroy.bind(swiper),\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (swiper.params.history.enabled) {\n            swiper.history.init();\n          }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          if (swiper.params.history.enabled) {\n            swiper.history.destroy();\n          }\n        },\n        transitionEnd: function transitionEnd() {\n          var swiper = this;\n          if (swiper.history.initialized) {\n            swiper.history.setHistory(swiper.params.history.key, swiper.activeIndex);\n          }\n        },\n        slideChange: function slideChange() {\n          var swiper = this;\n          if (swiper.history.initialized && swiper.params.cssMode) {\n            swiper.history.setHistory(swiper.params.history.key, swiper.activeIndex);\n          }\n        },\n      },\n    };\n\n    var HashNavigation = {\n      onHashCange: function onHashCange() {\n        var swiper = this;\n        swiper.emit('hashChange');\n        var newHash = doc.location.hash.replace('#', '');\n        var activeSlideHash = swiper.slides.eq(swiper.activeIndex).attr('data-hash');\n        if (newHash !== activeSlideHash) {\n          var newIndex = swiper.$wrapperEl.children((\".\" + (swiper.params.slideClass) + \"[data-hash=\\\"\" + newHash + \"\\\"]\")).index();\n          if (typeof newIndex === 'undefined') { return; }\n          swiper.slideTo(newIndex);\n        }\n      },\n      setHash: function setHash() {\n        var swiper = this;\n        if (!swiper.hashNavigation.initialized || !swiper.params.hashNavigation.enabled) { return; }\n        if (swiper.params.hashNavigation.replaceState && win.history && win.history.replaceState) {\n          win.history.replaceState(null, null, ((\"#\" + (swiper.slides.eq(swiper.activeIndex).attr('data-hash'))) || ''));\n          swiper.emit('hashSet');\n        } else {\n          var slide = swiper.slides.eq(swiper.activeIndex);\n          var hash = slide.attr('data-hash') || slide.attr('data-history');\n          doc.location.hash = hash || '';\n          swiper.emit('hashSet');\n        }\n      },\n      init: function init() {\n        var swiper = this;\n        if (!swiper.params.hashNavigation.enabled || (swiper.params.history && swiper.params.history.enabled)) { return; }\n        swiper.hashNavigation.initialized = true;\n        var hash = doc.location.hash.replace('#', '');\n        if (hash) {\n          var speed = 0;\n          for (var i = 0, length = swiper.slides.length; i < length; i += 1) {\n            var slide = swiper.slides.eq(i);\n            var slideHash = slide.attr('data-hash') || slide.attr('data-history');\n            if (slideHash === hash && !slide.hasClass(swiper.params.slideDuplicateClass)) {\n              var index = slide.index();\n              swiper.slideTo(index, speed, swiper.params.runCallbacksOnInit, true);\n            }\n          }\n        }\n        if (swiper.params.hashNavigation.watchState) {\n          $(win).on('hashchange', swiper.hashNavigation.onHashCange);\n        }\n      },\n      destroy: function destroy() {\n        var swiper = this;\n        if (swiper.params.hashNavigation.watchState) {\n          $(win).off('hashchange', swiper.hashNavigation.onHashCange);\n        }\n      },\n    };\n    var HashNavigation$1 = {\n      name: 'hash-navigation',\n      params: {\n        hashNavigation: {\n          enabled: false,\n          replaceState: false,\n          watchState: false,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          hashNavigation: {\n            initialized: false,\n            init: HashNavigation.init.bind(swiper),\n            destroy: HashNavigation.destroy.bind(swiper),\n            setHash: HashNavigation.setHash.bind(swiper),\n            onHashCange: HashNavigation.onHashCange.bind(swiper),\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (swiper.params.hashNavigation.enabled) {\n            swiper.hashNavigation.init();\n          }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          if (swiper.params.hashNavigation.enabled) {\n            swiper.hashNavigation.destroy();\n          }\n        },\n        transitionEnd: function transitionEnd() {\n          var swiper = this;\n          if (swiper.hashNavigation.initialized) {\n            swiper.hashNavigation.setHash();\n          }\n        },\n        slideChange: function slideChange() {\n          var swiper = this;\n          if (swiper.hashNavigation.initialized && swiper.params.cssMode) {\n            swiper.hashNavigation.setHash();\n          }\n        },\n      },\n    };\n\n    /* eslint no-underscore-dangle: \"off\" */\n\n    var Autoplay = {\n      run: function run() {\n        var swiper = this;\n        var $activeSlideEl = swiper.slides.eq(swiper.activeIndex);\n        var delay = swiper.params.autoplay.delay;\n        if ($activeSlideEl.attr('data-swiper-autoplay')) {\n          delay = $activeSlideEl.attr('data-swiper-autoplay') || swiper.params.autoplay.delay;\n        }\n        clearTimeout(swiper.autoplay.timeout);\n        swiper.autoplay.timeout = Utils.nextTick(function () {\n          if (swiper.params.autoplay.reverseDirection) {\n            if (swiper.params.loop) {\n              swiper.loopFix();\n              swiper.slidePrev(swiper.params.speed, true, true);\n              swiper.emit('autoplay');\n            } else if (!swiper.isBeginning) {\n              swiper.slidePrev(swiper.params.speed, true, true);\n              swiper.emit('autoplay');\n            } else if (!swiper.params.autoplay.stopOnLastSlide) {\n              swiper.slideTo(swiper.slides.length - 1, swiper.params.speed, true, true);\n              swiper.emit('autoplay');\n            } else {\n              swiper.autoplay.stop();\n            }\n          } else if (swiper.params.loop) {\n            swiper.loopFix();\n            swiper.slideNext(swiper.params.speed, true, true);\n            swiper.emit('autoplay');\n          } else if (!swiper.isEnd) {\n            swiper.slideNext(swiper.params.speed, true, true);\n            swiper.emit('autoplay');\n          } else if (!swiper.params.autoplay.stopOnLastSlide) {\n            swiper.slideTo(0, swiper.params.speed, true, true);\n            swiper.emit('autoplay');\n          } else {\n            swiper.autoplay.stop();\n          }\n          if (swiper.params.cssMode && swiper.autoplay.running) { swiper.autoplay.run(); }\n        }, delay);\n      },\n      start: function start() {\n        var swiper = this;\n        if (typeof swiper.autoplay.timeout !== 'undefined') { return false; }\n        if (swiper.autoplay.running) { return false; }\n        swiper.autoplay.running = true;\n        swiper.emit('autoplayStart');\n        swiper.autoplay.run();\n        return true;\n      },\n      stop: function stop() {\n        var swiper = this;\n        if (!swiper.autoplay.running) { return false; }\n        if (typeof swiper.autoplay.timeout === 'undefined') { return false; }\n\n        if (swiper.autoplay.timeout) {\n          clearTimeout(swiper.autoplay.timeout);\n          swiper.autoplay.timeout = undefined;\n        }\n        swiper.autoplay.running = false;\n        swiper.emit('autoplayStop');\n        return true;\n      },\n      pause: function pause(speed) {\n        var swiper = this;\n        if (!swiper.autoplay.running) { return; }\n        if (swiper.autoplay.paused) { return; }\n        if (swiper.autoplay.timeout) { clearTimeout(swiper.autoplay.timeout); }\n        swiper.autoplay.paused = true;\n        if (speed === 0 || !swiper.params.autoplay.waitForTransition) {\n          swiper.autoplay.paused = false;\n          swiper.autoplay.run();\n        } else {\n          swiper.$wrapperEl[0].addEventListener('transitionend', swiper.autoplay.onTransitionEnd);\n          swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.autoplay.onTransitionEnd);\n        }\n      },\n    };\n\n    var Autoplay$1 = {\n      name: 'autoplay',\n      params: {\n        autoplay: {\n          enabled: false,\n          delay: 3000,\n          waitForTransition: true,\n          disableOnInteraction: true,\n          stopOnLastSlide: false,\n          reverseDirection: false,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          autoplay: {\n            running: false,\n            paused: false,\n            run: Autoplay.run.bind(swiper),\n            start: Autoplay.start.bind(swiper),\n            stop: Autoplay.stop.bind(swiper),\n            pause: Autoplay.pause.bind(swiper),\n            onVisibilityChange: function onVisibilityChange() {\n              if (document.visibilityState === 'hidden' && swiper.autoplay.running) {\n                swiper.autoplay.pause();\n              }\n              if (document.visibilityState === 'visible' && swiper.autoplay.paused) {\n                swiper.autoplay.run();\n                swiper.autoplay.paused = false;\n              }\n            },\n            onTransitionEnd: function onTransitionEnd(e) {\n              if (!swiper || swiper.destroyed || !swiper.$wrapperEl) { return; }\n              if (e.target !== this) { return; }\n              swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.autoplay.onTransitionEnd);\n              swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.autoplay.onTransitionEnd);\n              swiper.autoplay.paused = false;\n              if (!swiper.autoplay.running) {\n                swiper.autoplay.stop();\n              } else {\n                swiper.autoplay.run();\n              }\n            },\n          },\n        });\n      },\n      on: {\n        init: function init() {\n          var swiper = this;\n          if (swiper.params.autoplay.enabled) {\n            swiper.autoplay.start();\n            document.addEventListener('visibilitychange', swiper.autoplay.onVisibilityChange);\n          }\n        },\n        beforeTransitionStart: function beforeTransitionStart(speed, internal) {\n          var swiper = this;\n          if (swiper.autoplay.running) {\n            if (internal || !swiper.params.autoplay.disableOnInteraction) {\n              swiper.autoplay.pause(speed);\n            } else {\n              swiper.autoplay.stop();\n            }\n          }\n        },\n        sliderFirstMove: function sliderFirstMove() {\n          var swiper = this;\n          if (swiper.autoplay.running) {\n            if (swiper.params.autoplay.disableOnInteraction) {\n              swiper.autoplay.stop();\n            } else {\n              swiper.autoplay.pause();\n            }\n          }\n        },\n        touchEnd: function touchEnd() {\n          var swiper = this;\n          if (swiper.params.cssMode && swiper.autoplay.paused && !swiper.params.autoplay.disableOnInteraction) {\n            swiper.autoplay.run();\n          }\n        },\n        destroy: function destroy() {\n          var swiper = this;\n          if (swiper.autoplay.running) {\n            swiper.autoplay.stop();\n          }\n          document.removeEventListener('visibilitychange', swiper.autoplay.onVisibilityChange);\n        },\n      },\n    };\n\n    var Fade = {\n      setTranslate: function setTranslate() {\n        var swiper = this;\n        var slides = swiper.slides;\n        for (var i = 0; i < slides.length; i += 1) {\n          var $slideEl = swiper.slides.eq(i);\n          var offset = $slideEl[0].swiperSlideOffset;\n          var tx = -offset;\n          if (!swiper.params.virtualTranslate) { tx -= swiper.translate; }\n          var ty = 0;\n          if (!swiper.isHorizontal()) {\n            ty = tx;\n            tx = 0;\n          }\n          var slideOpacity = swiper.params.fadeEffect.crossFade\n            ? Math.max(1 - Math.abs($slideEl[0].progress), 0)\n            : 1 + Math.min(Math.max($slideEl[0].progress, -1), 0);\n          $slideEl\n            .css({\n              opacity: slideOpacity,\n            })\n            .transform((\"translate3d(\" + tx + \"px, \" + ty + \"px, 0px)\"));\n        }\n      },\n      setTransition: function setTransition(duration) {\n        var swiper = this;\n        var slides = swiper.slides;\n        var $wrapperEl = swiper.$wrapperEl;\n        slides.transition(duration);\n        if (swiper.params.virtualTranslate && duration !== 0) {\n          var eventTriggered = false;\n          slides.transitionEnd(function () {\n            if (eventTriggered) { return; }\n            if (!swiper || swiper.destroyed) { return; }\n            eventTriggered = true;\n            swiper.animating = false;\n            var triggerEvents = ['webkitTransitionEnd', 'transitionend'];\n            for (var i = 0; i < triggerEvents.length; i += 1) {\n              $wrapperEl.trigger(triggerEvents[i]);\n            }\n          });\n        }\n      },\n    };\n\n    var EffectFade = {\n      name: 'effect-fade',\n      params: {\n        fadeEffect: {\n          crossFade: false,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          fadeEffect: {\n            setTranslate: Fade.setTranslate.bind(swiper),\n            setTransition: Fade.setTransition.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (swiper.params.effect !== 'fade') { return; }\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"fade\"));\n          var overwriteParams = {\n            slidesPerView: 1,\n            slidesPerColumn: 1,\n            slidesPerGroup: 1,\n            watchSlidesProgress: true,\n            spaceBetween: 0,\n            virtualTranslate: true,\n          };\n          Utils.extend(swiper.params, overwriteParams);\n          Utils.extend(swiper.originalParams, overwriteParams);\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          if (swiper.params.effect !== 'fade') { return; }\n          swiper.fadeEffect.setTranslate();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          if (swiper.params.effect !== 'fade') { return; }\n          swiper.fadeEffect.setTransition(duration);\n        },\n      },\n    };\n\n    var Cube = {\n      setTranslate: function setTranslate() {\n        var swiper = this;\n        var $el = swiper.$el;\n        var $wrapperEl = swiper.$wrapperEl;\n        var slides = swiper.slides;\n        var swiperWidth = swiper.width;\n        var swiperHeight = swiper.height;\n        var rtl = swiper.rtlTranslate;\n        var swiperSize = swiper.size;\n        var params = swiper.params.cubeEffect;\n        var isHorizontal = swiper.isHorizontal();\n        var isVirtual = swiper.virtual && swiper.params.virtual.enabled;\n        var wrapperRotate = 0;\n        var $cubeShadowEl;\n        if (params.shadow) {\n          if (isHorizontal) {\n            $cubeShadowEl = $wrapperEl.find('.swiper-cube-shadow');\n            if ($cubeShadowEl.length === 0) {\n              $cubeShadowEl = $('<div class=\"swiper-cube-shadow\"></div>');\n              $wrapperEl.append($cubeShadowEl);\n            }\n            $cubeShadowEl.css({ height: (swiperWidth + \"px\") });\n          } else {\n            $cubeShadowEl = $el.find('.swiper-cube-shadow');\n            if ($cubeShadowEl.length === 0) {\n              $cubeShadowEl = $('<div class=\"swiper-cube-shadow\"></div>');\n              $el.append($cubeShadowEl);\n            }\n          }\n        }\n        for (var i = 0; i < slides.length; i += 1) {\n          var $slideEl = slides.eq(i);\n          var slideIndex = i;\n          if (isVirtual) {\n            slideIndex = parseInt($slideEl.attr('data-swiper-slide-index'), 10);\n          }\n          var slideAngle = slideIndex * 90;\n          var round = Math.floor(slideAngle / 360);\n          if (rtl) {\n            slideAngle = -slideAngle;\n            round = Math.floor(-slideAngle / 360);\n          }\n          var progress = Math.max(Math.min($slideEl[0].progress, 1), -1);\n          var tx = 0;\n          var ty = 0;\n          var tz = 0;\n          if (slideIndex % 4 === 0) {\n            tx = -round * 4 * swiperSize;\n            tz = 0;\n          } else if ((slideIndex - 1) % 4 === 0) {\n            tx = 0;\n            tz = -round * 4 * swiperSize;\n          } else if ((slideIndex - 2) % 4 === 0) {\n            tx = swiperSize + (round * 4 * swiperSize);\n            tz = swiperSize;\n          } else if ((slideIndex - 3) % 4 === 0) {\n            tx = -swiperSize;\n            tz = (3 * swiperSize) + (swiperSize * 4 * round);\n          }\n          if (rtl) {\n            tx = -tx;\n          }\n\n          if (!isHorizontal) {\n            ty = tx;\n            tx = 0;\n          }\n\n          var transform = \"rotateX(\" + (isHorizontal ? 0 : -slideAngle) + \"deg) rotateY(\" + (isHorizontal ? slideAngle : 0) + \"deg) translate3d(\" + tx + \"px, \" + ty + \"px, \" + tz + \"px)\";\n          if (progress <= 1 && progress > -1) {\n            wrapperRotate = (slideIndex * 90) + (progress * 90);\n            if (rtl) { wrapperRotate = (-slideIndex * 90) - (progress * 90); }\n          }\n          $slideEl.transform(transform);\n          if (params.slideShadows) {\n            // Set shadows\n            var shadowBefore = isHorizontal ? $slideEl.find('.swiper-slide-shadow-left') : $slideEl.find('.swiper-slide-shadow-top');\n            var shadowAfter = isHorizontal ? $slideEl.find('.swiper-slide-shadow-right') : $slideEl.find('.swiper-slide-shadow-bottom');\n            if (shadowBefore.length === 0) {\n              shadowBefore = $((\"<div class=\\\"swiper-slide-shadow-\" + (isHorizontal ? 'left' : 'top') + \"\\\"></div>\"));\n              $slideEl.append(shadowBefore);\n            }\n            if (shadowAfter.length === 0) {\n              shadowAfter = $((\"<div class=\\\"swiper-slide-shadow-\" + (isHorizontal ? 'right' : 'bottom') + \"\\\"></div>\"));\n              $slideEl.append(shadowAfter);\n            }\n            if (shadowBefore.length) { shadowBefore[0].style.opacity = Math.max(-progress, 0); }\n            if (shadowAfter.length) { shadowAfter[0].style.opacity = Math.max(progress, 0); }\n          }\n        }\n        $wrapperEl.css({\n          '-webkit-transform-origin': (\"50% 50% -\" + (swiperSize / 2) + \"px\"),\n          '-moz-transform-origin': (\"50% 50% -\" + (swiperSize / 2) + \"px\"),\n          '-ms-transform-origin': (\"50% 50% -\" + (swiperSize / 2) + \"px\"),\n          'transform-origin': (\"50% 50% -\" + (swiperSize / 2) + \"px\"),\n        });\n\n        if (params.shadow) {\n          if (isHorizontal) {\n            $cubeShadowEl.transform((\"translate3d(0px, \" + ((swiperWidth / 2) + params.shadowOffset) + \"px, \" + (-swiperWidth / 2) + \"px) rotateX(90deg) rotateZ(0deg) scale(\" + (params.shadowScale) + \")\"));\n          } else {\n            var shadowAngle = Math.abs(wrapperRotate) - (Math.floor(Math.abs(wrapperRotate) / 90) * 90);\n            var multiplier = 1.5 - (\n              (Math.sin((shadowAngle * 2 * Math.PI) / 360) / 2)\n              + (Math.cos((shadowAngle * 2 * Math.PI) / 360) / 2)\n            );\n            var scale1 = params.shadowScale;\n            var scale2 = params.shadowScale / multiplier;\n            var offset = params.shadowOffset;\n            $cubeShadowEl.transform((\"scale3d(\" + scale1 + \", 1, \" + scale2 + \") translate3d(0px, \" + ((swiperHeight / 2) + offset) + \"px, \" + (-swiperHeight / 2 / scale2) + \"px) rotateX(-90deg)\"));\n          }\n        }\n        var zFactor = (Browser.isSafari || Browser.isWebView) ? (-swiperSize / 2) : 0;\n        $wrapperEl\n          .transform((\"translate3d(0px,0,\" + zFactor + \"px) rotateX(\" + (swiper.isHorizontal() ? 0 : wrapperRotate) + \"deg) rotateY(\" + (swiper.isHorizontal() ? -wrapperRotate : 0) + \"deg)\"));\n      },\n      setTransition: function setTransition(duration) {\n        var swiper = this;\n        var $el = swiper.$el;\n        var slides = swiper.slides;\n        slides\n          .transition(duration)\n          .find('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left')\n          .transition(duration);\n        if (swiper.params.cubeEffect.shadow && !swiper.isHorizontal()) {\n          $el.find('.swiper-cube-shadow').transition(duration);\n        }\n      },\n    };\n\n    var EffectCube = {\n      name: 'effect-cube',\n      params: {\n        cubeEffect: {\n          slideShadows: true,\n          shadow: true,\n          shadowOffset: 20,\n          shadowScale: 0.94,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          cubeEffect: {\n            setTranslate: Cube.setTranslate.bind(swiper),\n            setTransition: Cube.setTransition.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (swiper.params.effect !== 'cube') { return; }\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"cube\"));\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"3d\"));\n          var overwriteParams = {\n            slidesPerView: 1,\n            slidesPerColumn: 1,\n            slidesPerGroup: 1,\n            watchSlidesProgress: true,\n            resistanceRatio: 0,\n            spaceBetween: 0,\n            centeredSlides: false,\n            virtualTranslate: true,\n          };\n          Utils.extend(swiper.params, overwriteParams);\n          Utils.extend(swiper.originalParams, overwriteParams);\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          if (swiper.params.effect !== 'cube') { return; }\n          swiper.cubeEffect.setTranslate();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          if (swiper.params.effect !== 'cube') { return; }\n          swiper.cubeEffect.setTransition(duration);\n        },\n      },\n    };\n\n    var Flip = {\n      setTranslate: function setTranslate() {\n        var swiper = this;\n        var slides = swiper.slides;\n        var rtl = swiper.rtlTranslate;\n        for (var i = 0; i < slides.length; i += 1) {\n          var $slideEl = slides.eq(i);\n          var progress = $slideEl[0].progress;\n          if (swiper.params.flipEffect.limitRotation) {\n            progress = Math.max(Math.min($slideEl[0].progress, 1), -1);\n          }\n          var offset = $slideEl[0].swiperSlideOffset;\n          var rotate = -180 * progress;\n          var rotateY = rotate;\n          var rotateX = 0;\n          var tx = -offset;\n          var ty = 0;\n          if (!swiper.isHorizontal()) {\n            ty = tx;\n            tx = 0;\n            rotateX = -rotateY;\n            rotateY = 0;\n          } else if (rtl) {\n            rotateY = -rotateY;\n          }\n\n          $slideEl[0].style.zIndex = -Math.abs(Math.round(progress)) + slides.length;\n\n          if (swiper.params.flipEffect.slideShadows) {\n            // Set shadows\n            var shadowBefore = swiper.isHorizontal() ? $slideEl.find('.swiper-slide-shadow-left') : $slideEl.find('.swiper-slide-shadow-top');\n            var shadowAfter = swiper.isHorizontal() ? $slideEl.find('.swiper-slide-shadow-right') : $slideEl.find('.swiper-slide-shadow-bottom');\n            if (shadowBefore.length === 0) {\n              shadowBefore = $((\"<div class=\\\"swiper-slide-shadow-\" + (swiper.isHorizontal() ? 'left' : 'top') + \"\\\"></div>\"));\n              $slideEl.append(shadowBefore);\n            }\n            if (shadowAfter.length === 0) {\n              shadowAfter = $((\"<div class=\\\"swiper-slide-shadow-\" + (swiper.isHorizontal() ? 'right' : 'bottom') + \"\\\"></div>\"));\n              $slideEl.append(shadowAfter);\n            }\n            if (shadowBefore.length) { shadowBefore[0].style.opacity = Math.max(-progress, 0); }\n            if (shadowAfter.length) { shadowAfter[0].style.opacity = Math.max(progress, 0); }\n          }\n          $slideEl\n            .transform((\"translate3d(\" + tx + \"px, \" + ty + \"px, 0px) rotateX(\" + rotateX + \"deg) rotateY(\" + rotateY + \"deg)\"));\n        }\n      },\n      setTransition: function setTransition(duration) {\n        var swiper = this;\n        var slides = swiper.slides;\n        var activeIndex = swiper.activeIndex;\n        var $wrapperEl = swiper.$wrapperEl;\n        slides\n          .transition(duration)\n          .find('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left')\n          .transition(duration);\n        if (swiper.params.virtualTranslate && duration !== 0) {\n          var eventTriggered = false;\n          // eslint-disable-next-line\n          slides.eq(activeIndex).transitionEnd(function onTransitionEnd() {\n            if (eventTriggered) { return; }\n            if (!swiper || swiper.destroyed) { return; }\n            // if (!$(this).hasClass(swiper.params.slideActiveClass)) return;\n            eventTriggered = true;\n            swiper.animating = false;\n            var triggerEvents = ['webkitTransitionEnd', 'transitionend'];\n            for (var i = 0; i < triggerEvents.length; i += 1) {\n              $wrapperEl.trigger(triggerEvents[i]);\n            }\n          });\n        }\n      },\n    };\n\n    var EffectFlip = {\n      name: 'effect-flip',\n      params: {\n        flipEffect: {\n          slideShadows: true,\n          limitRotation: true,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          flipEffect: {\n            setTranslate: Flip.setTranslate.bind(swiper),\n            setTransition: Flip.setTransition.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (swiper.params.effect !== 'flip') { return; }\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"flip\"));\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"3d\"));\n          var overwriteParams = {\n            slidesPerView: 1,\n            slidesPerColumn: 1,\n            slidesPerGroup: 1,\n            watchSlidesProgress: true,\n            spaceBetween: 0,\n            virtualTranslate: true,\n          };\n          Utils.extend(swiper.params, overwriteParams);\n          Utils.extend(swiper.originalParams, overwriteParams);\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          if (swiper.params.effect !== 'flip') { return; }\n          swiper.flipEffect.setTranslate();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          if (swiper.params.effect !== 'flip') { return; }\n          swiper.flipEffect.setTransition(duration);\n        },\n      },\n    };\n\n    var Coverflow = {\n      setTranslate: function setTranslate() {\n        var swiper = this;\n        var swiperWidth = swiper.width;\n        var swiperHeight = swiper.height;\n        var slides = swiper.slides;\n        var $wrapperEl = swiper.$wrapperEl;\n        var slidesSizesGrid = swiper.slidesSizesGrid;\n        var params = swiper.params.coverflowEffect;\n        var isHorizontal = swiper.isHorizontal();\n        var transform = swiper.translate;\n        var center = isHorizontal ? -transform + (swiperWidth / 2) : -transform + (swiperHeight / 2);\n        var rotate = isHorizontal ? params.rotate : -params.rotate;\n        var translate = params.depth;\n        // Each slide offset from center\n        for (var i = 0, length = slides.length; i < length; i += 1) {\n          var $slideEl = slides.eq(i);\n          var slideSize = slidesSizesGrid[i];\n          var slideOffset = $slideEl[0].swiperSlideOffset;\n          var offsetMultiplier = ((center - slideOffset - (slideSize / 2)) / slideSize) * params.modifier;\n\n          var rotateY = isHorizontal ? rotate * offsetMultiplier : 0;\n          var rotateX = isHorizontal ? 0 : rotate * offsetMultiplier;\n          // var rotateZ = 0\n          var translateZ = -translate * Math.abs(offsetMultiplier);\n\n          var stretch = params.stretch;\n          // Allow percentage to make a relative stretch for responsive sliders\n          if (typeof stretch === 'string' && stretch.indexOf('%') !== -1) {\n            stretch = ((parseFloat(params.stretch) / 100) * slideSize);\n          }\n          var translateY = isHorizontal ? 0 : stretch * (offsetMultiplier);\n          var translateX = isHorizontal ? stretch * (offsetMultiplier) : 0;\n\n          var scale = 1 - (1 - params.scale) * Math.abs(offsetMultiplier);\n\n          // Fix for ultra small values\n          if (Math.abs(translateX) < 0.001) { translateX = 0; }\n          if (Math.abs(translateY) < 0.001) { translateY = 0; }\n          if (Math.abs(translateZ) < 0.001) { translateZ = 0; }\n          if (Math.abs(rotateY) < 0.001) { rotateY = 0; }\n          if (Math.abs(rotateX) < 0.001) { rotateX = 0; }\n          if (Math.abs(scale) < 0.001) { scale = 0; }\n\n          var slideTransform = \"translate3d(\" + translateX + \"px,\" + translateY + \"px,\" + translateZ + \"px)  rotateX(\" + rotateX + \"deg) rotateY(\" + rotateY + \"deg) scale(\" + scale + \")\";\n\n          $slideEl.transform(slideTransform);\n          $slideEl[0].style.zIndex = -Math.abs(Math.round(offsetMultiplier)) + 1;\n          if (params.slideShadows) {\n            // Set shadows\n            var $shadowBeforeEl = isHorizontal ? $slideEl.find('.swiper-slide-shadow-left') : $slideEl.find('.swiper-slide-shadow-top');\n            var $shadowAfterEl = isHorizontal ? $slideEl.find('.swiper-slide-shadow-right') : $slideEl.find('.swiper-slide-shadow-bottom');\n            if ($shadowBeforeEl.length === 0) {\n              $shadowBeforeEl = $((\"<div class=\\\"swiper-slide-shadow-\" + (isHorizontal ? 'left' : 'top') + \"\\\"></div>\"));\n              $slideEl.append($shadowBeforeEl);\n            }\n            if ($shadowAfterEl.length === 0) {\n              $shadowAfterEl = $((\"<div class=\\\"swiper-slide-shadow-\" + (isHorizontal ? 'right' : 'bottom') + \"\\\"></div>\"));\n              $slideEl.append($shadowAfterEl);\n            }\n            if ($shadowBeforeEl.length) { $shadowBeforeEl[0].style.opacity = offsetMultiplier > 0 ? offsetMultiplier : 0; }\n            if ($shadowAfterEl.length) { $shadowAfterEl[0].style.opacity = (-offsetMultiplier) > 0 ? -offsetMultiplier : 0; }\n          }\n        }\n\n        // Set correct perspective for IE10\n        if (Support.pointerEvents || Support.prefixedPointerEvents) {\n          var ws = $wrapperEl[0].style;\n          ws.perspectiveOrigin = center + \"px 50%\";\n        }\n      },\n      setTransition: function setTransition(duration) {\n        var swiper = this;\n        swiper.slides\n          .transition(duration)\n          .find('.swiper-slide-shadow-top, .swiper-slide-shadow-right, .swiper-slide-shadow-bottom, .swiper-slide-shadow-left')\n          .transition(duration);\n      },\n    };\n\n    var EffectCoverflow = {\n      name: 'effect-coverflow',\n      params: {\n        coverflowEffect: {\n          rotate: 50,\n          stretch: 0,\n          depth: 100,\n          scale: 1,\n          modifier: 1,\n          slideShadows: true,\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          coverflowEffect: {\n            setTranslate: Coverflow.setTranslate.bind(swiper),\n            setTransition: Coverflow.setTransition.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          if (swiper.params.effect !== 'coverflow') { return; }\n\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"coverflow\"));\n          swiper.classNames.push(((swiper.params.containerModifierClass) + \"3d\"));\n\n          swiper.params.watchSlidesProgress = true;\n          swiper.originalParams.watchSlidesProgress = true;\n        },\n        setTranslate: function setTranslate() {\n          var swiper = this;\n          if (swiper.params.effect !== 'coverflow') { return; }\n          swiper.coverflowEffect.setTranslate();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          if (swiper.params.effect !== 'coverflow') { return; }\n          swiper.coverflowEffect.setTransition(duration);\n        },\n      },\n    };\n\n    var Thumbs = {\n      init: function init() {\n        var swiper = this;\n        var ref = swiper.params;\n        var thumbsParams = ref.thumbs;\n        var SwiperClass = swiper.constructor;\n        if (thumbsParams.swiper instanceof SwiperClass) {\n          swiper.thumbs.swiper = thumbsParams.swiper;\n          Utils.extend(swiper.thumbs.swiper.originalParams, {\n            watchSlidesProgress: true,\n            slideToClickedSlide: false,\n          });\n          Utils.extend(swiper.thumbs.swiper.params, {\n            watchSlidesProgress: true,\n            slideToClickedSlide: false,\n          });\n        } else if (Utils.isObject(thumbsParams.swiper)) {\n          swiper.thumbs.swiper = new SwiperClass(Utils.extend({}, thumbsParams.swiper, {\n            watchSlidesVisibility: true,\n            watchSlidesProgress: true,\n            slideToClickedSlide: false,\n          }));\n          swiper.thumbs.swiperCreated = true;\n        }\n        swiper.thumbs.swiper.$el.addClass(swiper.params.thumbs.thumbsContainerClass);\n        swiper.thumbs.swiper.on('tap', swiper.thumbs.onThumbClick);\n      },\n      onThumbClick: function onThumbClick() {\n        var swiper = this;\n        var thumbsSwiper = swiper.thumbs.swiper;\n        if (!thumbsSwiper) { return; }\n        var clickedIndex = thumbsSwiper.clickedIndex;\n        var clickedSlide = thumbsSwiper.clickedSlide;\n        if (clickedSlide && $(clickedSlide).hasClass(swiper.params.thumbs.slideThumbActiveClass)) { return; }\n        if (typeof clickedIndex === 'undefined' || clickedIndex === null) { return; }\n        var slideToIndex;\n        if (thumbsSwiper.params.loop) {\n          slideToIndex = parseInt($(thumbsSwiper.clickedSlide).attr('data-swiper-slide-index'), 10);\n        } else {\n          slideToIndex = clickedIndex;\n        }\n        if (swiper.params.loop) {\n          var currentIndex = swiper.activeIndex;\n          if (swiper.slides.eq(currentIndex).hasClass(swiper.params.slideDuplicateClass)) {\n            swiper.loopFix();\n            // eslint-disable-next-line\n            swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;\n            currentIndex = swiper.activeIndex;\n          }\n          var prevIndex = swiper.slides.eq(currentIndex).prevAll((\"[data-swiper-slide-index=\\\"\" + slideToIndex + \"\\\"]\")).eq(0).index();\n          var nextIndex = swiper.slides.eq(currentIndex).nextAll((\"[data-swiper-slide-index=\\\"\" + slideToIndex + \"\\\"]\")).eq(0).index();\n          if (typeof prevIndex === 'undefined') { slideToIndex = nextIndex; }\n          else if (typeof nextIndex === 'undefined') { slideToIndex = prevIndex; }\n          else if (nextIndex - currentIndex < currentIndex - prevIndex) { slideToIndex = nextIndex; }\n          else { slideToIndex = prevIndex; }\n        }\n        swiper.slideTo(slideToIndex);\n      },\n      update: function update(initial) {\n        var swiper = this;\n        var thumbsSwiper = swiper.thumbs.swiper;\n        if (!thumbsSwiper) { return; }\n\n        var slidesPerView = thumbsSwiper.params.slidesPerView === 'auto'\n          ? thumbsSwiper.slidesPerViewDynamic()\n          : thumbsSwiper.params.slidesPerView;\n\n        var autoScrollOffset = swiper.params.thumbs.autoScrollOffset;\n        var useOffset = autoScrollOffset && !thumbsSwiper.params.loop;\n        if (swiper.realIndex !== thumbsSwiper.realIndex || useOffset) {\n          var currentThumbsIndex = thumbsSwiper.activeIndex;\n          var newThumbsIndex;\n          var direction;\n          if (thumbsSwiper.params.loop) {\n            if (thumbsSwiper.slides.eq(currentThumbsIndex).hasClass(thumbsSwiper.params.slideDuplicateClass)) {\n              thumbsSwiper.loopFix();\n              // eslint-disable-next-line\n              thumbsSwiper._clientLeft = thumbsSwiper.$wrapperEl[0].clientLeft;\n              currentThumbsIndex = thumbsSwiper.activeIndex;\n            }\n            // Find actual thumbs index to slide to\n            var prevThumbsIndex = thumbsSwiper.slides\n              .eq(currentThumbsIndex)\n              .prevAll((\"[data-swiper-slide-index=\\\"\" + (swiper.realIndex) + \"\\\"]\")).eq(0)\n              .index();\n            var nextThumbsIndex = thumbsSwiper.slides\n              .eq(currentThumbsIndex)\n              .nextAll((\"[data-swiper-slide-index=\\\"\" + (swiper.realIndex) + \"\\\"]\")).eq(0)\n              .index();\n            if (typeof prevThumbsIndex === 'undefined') { newThumbsIndex = nextThumbsIndex; }\n            else if (typeof nextThumbsIndex === 'undefined') { newThumbsIndex = prevThumbsIndex; }\n            else if (nextThumbsIndex - currentThumbsIndex === currentThumbsIndex - prevThumbsIndex) { newThumbsIndex = currentThumbsIndex; }\n            else if (nextThumbsIndex - currentThumbsIndex < currentThumbsIndex - prevThumbsIndex) { newThumbsIndex = nextThumbsIndex; }\n            else { newThumbsIndex = prevThumbsIndex; }\n            direction = swiper.activeIndex > swiper.previousIndex ? 'next' : 'prev';\n          } else {\n            newThumbsIndex = swiper.realIndex;\n            direction = newThumbsIndex > swiper.previousIndex ? 'next' : 'prev';\n          }\n          if (useOffset) {\n            newThumbsIndex += direction === 'next' ? autoScrollOffset : -1 * autoScrollOffset;\n          }\n\n          if (thumbsSwiper.visibleSlidesIndexes && thumbsSwiper.visibleSlidesIndexes.indexOf(newThumbsIndex) < 0) {\n            if (thumbsSwiper.params.centeredSlides) {\n              if (newThumbsIndex > currentThumbsIndex) {\n                newThumbsIndex = newThumbsIndex - Math.floor(slidesPerView / 2) + 1;\n              } else {\n                newThumbsIndex = newThumbsIndex + Math.floor(slidesPerView / 2) - 1;\n              }\n            } else if (newThumbsIndex > currentThumbsIndex) {\n              newThumbsIndex = newThumbsIndex - slidesPerView + 1;\n            }\n            thumbsSwiper.slideTo(newThumbsIndex, initial ? 0 : undefined);\n          }\n        }\n\n        // Activate thumbs\n        var thumbsToActivate = 1;\n        var thumbActiveClass = swiper.params.thumbs.slideThumbActiveClass;\n\n        if (swiper.params.slidesPerView > 1 && !swiper.params.centeredSlides) {\n          thumbsToActivate = swiper.params.slidesPerView;\n        }\n\n        if (!swiper.params.thumbs.multipleActiveThumbs) {\n          thumbsToActivate = 1;\n        }\n\n        thumbsToActivate = Math.floor(thumbsToActivate);\n\n        thumbsSwiper.slides.removeClass(thumbActiveClass);\n        if (thumbsSwiper.params.loop || (thumbsSwiper.params.virtual && thumbsSwiper.params.virtual.enabled)) {\n          for (var i = 0; i < thumbsToActivate; i += 1) {\n            thumbsSwiper.$wrapperEl.children((\"[data-swiper-slide-index=\\\"\" + (swiper.realIndex + i) + \"\\\"]\")).addClass(thumbActiveClass);\n          }\n        } else {\n          for (var i$1 = 0; i$1 < thumbsToActivate; i$1 += 1) {\n            thumbsSwiper.slides.eq(swiper.realIndex + i$1).addClass(thumbActiveClass);\n          }\n        }\n      },\n    };\n    var Thumbs$1 = {\n      name: 'thumbs',\n      params: {\n        thumbs: {\n          swiper: null,\n          multipleActiveThumbs: true,\n          autoScrollOffset: 0,\n          slideThumbActiveClass: 'swiper-slide-thumb-active',\n          thumbsContainerClass: 'swiper-container-thumbs',\n        },\n      },\n      create: function create() {\n        var swiper = this;\n        Utils.extend(swiper, {\n          thumbs: {\n            swiper: null,\n            init: Thumbs.init.bind(swiper),\n            update: Thumbs.update.bind(swiper),\n            onThumbClick: Thumbs.onThumbClick.bind(swiper),\n          },\n        });\n      },\n      on: {\n        beforeInit: function beforeInit() {\n          var swiper = this;\n          var ref = swiper.params;\n          var thumbs = ref.thumbs;\n          if (!thumbs || !thumbs.swiper) { return; }\n          swiper.thumbs.init();\n          swiper.thumbs.update(true);\n        },\n        slideChange: function slideChange() {\n          var swiper = this;\n          if (!swiper.thumbs.swiper) { return; }\n          swiper.thumbs.update();\n        },\n        update: function update() {\n          var swiper = this;\n          if (!swiper.thumbs.swiper) { return; }\n          swiper.thumbs.update();\n        },\n        resize: function resize() {\n          var swiper = this;\n          if (!swiper.thumbs.swiper) { return; }\n          swiper.thumbs.update();\n        },\n        observerUpdate: function observerUpdate() {\n          var swiper = this;\n          if (!swiper.thumbs.swiper) { return; }\n          swiper.thumbs.update();\n        },\n        setTransition: function setTransition(duration) {\n          var swiper = this;\n          var thumbsSwiper = swiper.thumbs.swiper;\n          if (!thumbsSwiper) { return; }\n          thumbsSwiper.setTransition(duration);\n        },\n        beforeDestroy: function beforeDestroy() {\n          var swiper = this;\n          var thumbsSwiper = swiper.thumbs.swiper;\n          if (!thumbsSwiper) { return; }\n          if (swiper.thumbs.swiperCreated && thumbsSwiper) {\n            thumbsSwiper.destroy();\n          }\n        },\n      },\n    };\n\n    // Swiper Class\n\n    var components = [\n      Device$1,\n      Support$1,\n      Browser$1,\n      Resize,\n      Observer$1,\n      Virtual$1,\n      Keyboard$1,\n      Mousewheel$1,\n      Navigation$1,\n      Pagination$1,\n      Scrollbar$1,\n      Parallax$1,\n      Zoom$1,\n      Lazy$1,\n      Controller$1,\n      A11y,\n      History$1,\n      HashNavigation$1,\n      Autoplay$1,\n      EffectFade,\n      EffectCube,\n      EffectFlip,\n      EffectCoverflow,\n      Thumbs$1\n    ];\n\n    if (typeof Swiper.use === 'undefined') {\n      Swiper.use = Swiper.Class.use;\n      Swiper.installModule = Swiper.Class.installModule;\n    }\n\n    Swiper.use(components);\n\n    return Swiper;\n\n})));\n\n\n},{}],169:[function(require,module,exports){\n/*! Tablesaw - v3.1.2 - 2019-03-19\n* https://github.com/filamentgroup/tablesaw\n* Copyright (c) 2019 Filament Group; Licensed MIT */\n/*! Shoestring - v2.0.0 - 2017-02-14\n* http://github.com/filamentgroup/shoestring/\n* Copyright (c) 2017 Scott Jehl, Filament Group, Inc; Licensed MIT & GPLv2 */ \n(function( factory ) {\n\tif( typeof define === 'function' && define.amd ) {\n\t\t\t// AMD. Register as an anonymous module.\n\t\t\tdefine( [ 'shoestring' ], factory );\n\t} else if (typeof module === 'object' && module.exports) {\n\t\t// Node/CommonJS\n\t\tmodule.exports = factory();\n\t} else {\n\t\t// Browser globals\n\t\tfactory();\n\t}\n}(function () {\n\tvar win = typeof window !== \"undefined\" ? window : this;\n\tvar doc = win.document;\n\n\n\t/**\n\t * The shoestring object constructor.\n\t *\n\t * @param {string,object} prim The selector to find or element to wrap.\n\t * @param {object} sec The context in which to match the `prim` selector.\n\t * @returns shoestring\n\t * @this window\n\t */\n\tfunction shoestring( prim, sec ){\n\t\tvar pType = typeof( prim ),\n\t\t\t\tret = [],\n\t\t\t\tsel;\n\n\t\t// return an empty shoestring object\n\t\tif( !prim ){\n\t\t\treturn new Shoestring( ret );\n\t\t}\n\n\t\t// ready calls\n\t\tif( prim.call ){\n\t\t\treturn shoestring.ready( prim );\n\t\t}\n\n\t\t// handle re-wrapping shoestring objects\n\t\tif( prim.constructor === Shoestring && !sec ){\n\t\t\treturn prim;\n\t\t}\n\n\t\t// if string starting with <, make html\n\t\tif( pType === \"string\" && prim.indexOf( \"<\" ) === 0 ){\n\t\t\tvar dfrag = doc.createElement( \"div\" );\n\n\t\t\tdfrag.innerHTML = prim;\n\n\t\t\t// TODO depends on children (circular)\n\t\t\treturn shoestring( dfrag ).children().each(function(){\n\t\t\t\tdfrag.removeChild( this );\n\t\t\t});\n\t\t}\n\n\t\t// if string, it's a selector, use qsa\n\t\tif( pType === \"string\" ){\n\t\t\tif( sec ){\n\t\t\t\treturn shoestring( sec ).find( prim );\n\t\t\t}\n\n\t\t\t\tsel = doc.querySelectorAll( prim );\n\n\t\t\treturn new Shoestring( sel, prim );\n\t\t}\n\n\t\t// array like objects or node lists\n\t\tif( Object.prototype.toString.call( pType ) === '[object Array]' ||\n\t\t\t\t(win.NodeList && prim instanceof win.NodeList) ){\n\n\t\t\treturn new Shoestring( prim, prim );\n\t\t}\n\n\t\t// if it's an array, use all the elements\n\t\tif( prim.constructor === Array ){\n\t\t\treturn new Shoestring( prim, prim );\n\t\t}\n\n\t\t// otherwise assume it's an object the we want at an index\n\t\treturn new Shoestring( [prim], prim );\n\t}\n\n\tvar Shoestring = function( ret, prim ) {\n\t\tthis.length = 0;\n\t\tthis.selector = prim;\n\t\tshoestring.merge(this, ret);\n\t};\n\n\t// TODO only required for tests\n\tShoestring.prototype.reverse = [].reverse;\n\n\t// For adding element set methods\n\tshoestring.fn = Shoestring.prototype;\n\n\tshoestring.Shoestring = Shoestring;\n\n\t// For extending objects\n\t// TODO move to separate module when we use prototypes\n\tshoestring.extend = function( first, second ){\n\t\tfor( var i in second ){\n\t\t\tif( second.hasOwnProperty( i ) ){\n\t\t\t\tfirst[ i ] = second[ i ];\n\t\t\t}\n\t\t}\n\n\t\treturn first;\n\t};\n\n\t// taken directly from jQuery\n\tshoestring.merge = function( first, second ) {\n\t\tvar len, j, i;\n\n\t\tlen = +second.length,\n\t\tj = 0,\n\t\ti = first.length;\n\n\t\tfor ( ; j < len; j++ ) {\n\t\t\tfirst[ i++ ] = second[ j ];\n\t\t}\n\n\t\tfirst.length = i;\n\n\t\treturn first;\n\t};\n\n\t// expose\n\twin.shoestring = shoestring;\n\n\n\n\t/**\n\t * Iterates over `shoestring` collections.\n\t *\n\t * @param {function} callback The callback to be invoked on each element and index\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.each = function( callback ){\n\t\treturn shoestring.each( this, callback );\n\t};\n\n\tshoestring.each = function( collection, callback ) {\n\t\tvar val;\n\t\tfor( var i = 0, il = collection.length; i < il; i++ ){\n\t\t\tval = callback.call( collection[i], i, collection[i] );\n\t\t\tif( val === false ){\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\n\t\treturn collection;\n\t};\n\n\n\n  /**\n\t * Check for array membership.\n\t *\n\t * @param {object} needle The thing to find.\n\t * @param {object} haystack The thing to find the needle in.\n\t * @return {boolean}\n\t * @this window\n\t */\n\tshoestring.inArray = function( needle, haystack ){\n\t\tvar isin = -1;\n\t\tfor( var i = 0, il = haystack.length; i < il; i++ ){\n\t\t\tif( haystack.hasOwnProperty( i ) && haystack[ i ] === needle ){\n\t\t\t\tisin = i;\n\t\t\t}\n\t\t}\n\t\treturn isin;\n\t};\n\n\n\n  /**\n\t * Bind callbacks to be run when the DOM is \"ready\".\n\t *\n\t * @param {function} fn The callback to be run\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.ready = function( fn ){\n\t\tif( ready && fn ){\n\t\t\tfn.call( doc );\n\t\t}\n\t\telse if( fn ){\n\t\t\treadyQueue.push( fn );\n\t\t}\n\t\telse {\n\t\t\trunReady();\n\t\t}\n\n\t\treturn [doc];\n\t};\n\n\t// TODO necessary?\n\tshoestring.fn.ready = function( fn ){\n\t\tshoestring.ready( fn );\n\t\treturn this;\n\t};\n\n\t// Empty and exec the ready queue\n\tvar ready = false,\n\t\treadyQueue = [],\n\t\trunReady = function(){\n\t\t\tif( !ready ){\n\t\t\t\twhile( readyQueue.length ){\n\t\t\t\t\treadyQueue.shift().call( doc );\n\t\t\t\t}\n\t\t\t\tready = true;\n\t\t\t}\n\t\t};\n\n\t// If DOM is already ready at exec time, depends on the browser.\n\t// From: https://github.com/mobify/mobifyjs/blob/526841be5509e28fc949038021799e4223479f8d/src/capture.js#L128\n\tif (doc.attachEvent ? doc.readyState === \"complete\" : doc.readyState !== \"loading\") {\n\t\trunReady();\n\t} else {\n\t\tdoc.addEventListener( \"DOMContentLoaded\", runReady, false );\n\t\tdoc.addEventListener( \"readystatechange\", runReady, false );\n\t\twin.addEventListener( \"load\", runReady, false );\n\t}\n\n\n\n  /**\n\t * Checks the current set of elements against the selector, if one matches return `true`.\n\t *\n\t * @param {string} selector The selector to check.\n\t * @return {boolean}\n\t * @this {shoestring}\n\t */\n\tshoestring.fn.is = function( selector ){\n\t\tvar ret = false, self = this, parents, check;\n\n\t\t// assume a dom element\n\t\tif( typeof selector !== \"string\" ){\n\t\t\t// array-like, ie shoestring objects or element arrays\n\t\t\tif( selector.length && selector[0] ){\n\t\t\t\tcheck = selector;\n\t\t\t} else {\n\t\t\t\tcheck = [selector];\n\t\t\t}\n\n\t\t\treturn _checkElements(this, check);\n\t\t}\n\n\t\tparents = this.parent();\n\n\t\tif( !parents.length ){\n\t\t\tparents = shoestring( doc );\n\t\t}\n\n\t\tparents.each(function( i, e ) {\n\t\t\tvar children;\n\n\t\t\t\t\tchildren = e.querySelectorAll( selector );\n\n\t\t\tret = _checkElements( self, children );\n\t\t});\n\n\t\treturn ret;\n\t};\n\n\tfunction _checkElements(needles, haystack){\n\t\tvar ret = false;\n\n\t\tneedles.each(function() {\n\t\t\tvar j = 0;\n\n\t\t\twhile( j < haystack.length ){\n\t\t\t\tif( this === haystack[j] ){\n\t\t\t\t\tret = true;\n\t\t\t\t}\n\n\t\t\t\tj++;\n\t\t\t}\n\t\t});\n\n\t\treturn ret;\n\t}\n\n\n\n\t/**\n\t * Get data attached to the first element or set data values on all elements in the current set.\n\t *\n\t * @param {string} name The data attribute name.\n\t * @param {any} value The value assigned to the data attribute.\n\t * @return {any|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.data = function( name, value ){\n\t\tif( name !== undefined ){\n\t\t\tif( value !== undefined ){\n\t\t\t\treturn this.each(function(){\n\t\t\t\t\tif( !this.shoestringData ){\n\t\t\t\t\t\tthis.shoestringData = {};\n\t\t\t\t\t}\n\n\t\t\t\t\tthis.shoestringData[ name ] = value;\n\t\t\t\t});\n\t\t\t}\n\t\t\telse {\n\t\t\t\tif( this[ 0 ] ) {\n\t\t\t\t\tif( this[ 0 ].shoestringData ) {\n\t\t\t\t\t\treturn this[ 0 ].shoestringData[ name ];\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\telse {\n\t\t\treturn this[ 0 ] ? this[ 0 ].shoestringData || {} : undefined;\n\t\t}\n\t};\n\n\n\t/**\n\t * Remove data associated with `name` or all the data, for each element in the current set.\n\t *\n\t * @param {string} name The data attribute name.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeData = function( name ){\n\t\treturn this.each(function(){\n\t\t\tif( name !== undefined && this.shoestringData ){\n\t\t\t\tthis.shoestringData[ name ] = undefined;\n\t\t\t\tdelete this.shoestringData[ name ];\n\t\t\t}\telse {\n\t\t\t\tthis[ 0 ].shoestringData = {};\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * An alias for the `shoestring` constructor.\n\t */\n\twin.$ = shoestring;\n\n\n\n\t/**\n\t * Add a class to each DOM element in the set of elements.\n\t *\n\t * @param {string} className The name of the class to be added.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.addClass = function( className ){\n\t\tvar classes = className.replace(/^\\s+|\\s+$/g, '').split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tfor( var i = 0, il = classes.length; i < il; i++ ){\n\t\t\t\tif( this.className !== undefined &&\n\t\t\t\t\t\t(this.className === \"\" ||\n\t\t\t\t\t\t!this.className.match( new RegExp( \"(^|\\\\s)\" + classes[ i ] + \"($|\\\\s)\"))) ){\n\t\t\t\t\tthis.className += \" \" + classes[ i ];\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n  /**\n\t * Add elements matching the selector to the current set.\n\t *\n\t * @param {string} selector The selector for the elements to add from the DOM\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.add = function( selector ){\n\t\tvar ret = [];\n\t\tthis.each(function(){\n\t\t\tret.push( this );\n\t\t});\n\n\t\tshoestring( selector ).each(function(){\n\t\t\tret.push( this );\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Insert an element or HTML string as the last child of each element in the set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML or HTMLElement to insert.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.append = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\treturn this.each(function( i ){\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tthis.appendChild( i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ] );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Insert the current set as the last child of the elements matching the selector.\n\t *\n\t * @param {string} selector The selector after which to append the current set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.appendTo = function( selector ){\n\t\treturn this.each(function(){\n\t\t\tshoestring( selector ).append( this );\n\t\t});\n\t};\n\n\n\n  /**\n\t * Get the value of the first element of the set or set the value of all the elements in the set.\n\t *\n\t * @param {string} name The attribute name.\n\t * @param {string} value The new value for the attribute.\n\t * @return {shoestring|string|undefined}\n\t * @this {shoestring}\n\t */\n\tshoestring.fn.attr = function( name, value ){\n\t\tvar nameStr = typeof( name ) === \"string\";\n\n\t\tif( value !== undefined || !nameStr ){\n\t\t\treturn this.each(function(){\n\t\t\t\tif( nameStr ){\n\t\t\t\t\tthis.setAttribute( name, value );\n\t\t\t\t}\telse {\n\t\t\t\t\tfor( var i in name ){\n\t\t\t\t\t\tif( name.hasOwnProperty( i ) ){\n\t\t\t\t\t\t\tthis.setAttribute( i, name[ i ] );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t});\n\t\t} else {\n\t\t\treturn this[ 0 ] ? this[ 0 ].getAttribute( name ) : undefined;\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Insert an element or HTML string before each element in the current set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML or HTMLElement to insert.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.before = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\treturn this.each(function( i ){\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tthis.parentNode.insertBefore( i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ], this );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Get the children of the current collection.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.children = function(){\n\t\t\t\tvar ret = [],\n\t\t\tchilds,\n\t\t\tj;\n\t\tthis.each(function(){\n\t\t\tchilds = this.children;\n\t\t\tj = -1;\n\n\t\t\twhile( j++ < childs.length-1 ){\n\t\t\t\tif( shoestring.inArray(  childs[ j ], ret ) === -1 ){\n\t\t\t\t\tret.push( childs[ j ] );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t\treturn shoestring(ret);\n\t};\n\n\n\n\t/**\n\t * Find an element matching the selector in the set of the current element and its parents.\n\t *\n\t * @param {string} selector The selector used to identify the target element.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.closest = function( selector ){\n\t\tvar ret = [];\n\n\t\tif( !selector ){\n\t\t\treturn shoestring( ret );\n\t\t}\n\n\t\tthis.each(function(){\n\t\t\tvar element, $self = shoestring( element = this );\n\n\t\t\tif( $self.is(selector) ){\n\t\t\t\tret.push( this );\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\twhile( element.parentElement ) {\n\t\t\t\tif( shoestring(element.parentElement).is(selector) ){\n\t\t\t\t\tret.push( element.parentElement );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\telement = element.parentElement;\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n  shoestring.cssExceptions = {\n\t\t'float': [ 'cssFloat' ]\n\t};\n\n\n\n\t(function() {\n\t\tvar cssExceptions = shoestring.cssExceptions;\n\n\t\t// IE8 uses marginRight instead of margin-right\n\t\tfunction convertPropertyName( str ) {\n\t\t\treturn str.replace( /\\-([A-Za-z])/g, function ( match, character ) {\n\t\t\t\treturn character.toUpperCase();\n\t\t\t});\n\t\t}\n\n\t\tfunction _getStyle( element, property ) {\n\t\t\treturn win.getComputedStyle( element, null ).getPropertyValue( property );\n\t\t}\n\n\t\tvar vendorPrefixes = [ '', '-webkit-', '-ms-', '-moz-', '-o-', '-khtml-' ];\n\n\t\t/**\n\t\t * Private function for getting the computed style of an element.\n\t\t *\n\t\t * **NOTE** Please use the [css](../css.js.html) method instead.\n\t\t *\n\t\t * @method _getStyle\n\t\t * @param {HTMLElement} element The element we want the style property for.\n\t\t * @param {string} property The css property we want the style for.\n\t\t */\n\t\tshoestring._getStyle = function( element, property ) {\n\t\t\tvar convert, value, j, k;\n\n\t\t\tif( cssExceptions[ property ] ) {\n\t\t\t\tfor( j = 0, k = cssExceptions[ property ].length; j < k; j++ ) {\n\t\t\t\t\tvalue = _getStyle( element, cssExceptions[ property ][ j ] );\n\n\t\t\t\t\tif( value ) {\n\t\t\t\t\t\treturn value;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tfor( j = 0, k = vendorPrefixes.length; j < k; j++ ) {\n\t\t\t\tconvert = convertPropertyName( vendorPrefixes[ j ] + property );\n\n\t\t\t\t// VendorprefixKeyName || key-name\n\t\t\t\tvalue = _getStyle( element, convert );\n\n\t\t\t\tif( convert !== property ) {\n\t\t\t\t\tvalue = value || _getStyle( element, property );\n\t\t\t\t}\n\n\t\t\t\tif( vendorPrefixes[ j ] ) {\n\t\t\t\t\t// -vendorprefix-key-name\n\t\t\t\t\tvalue = value || _getStyle( element, vendorPrefixes[ j ] + property );\n\t\t\t\t}\n\n\t\t\t\tif( value ) {\n\t\t\t\t\treturn value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn undefined;\n\t\t};\n\t})();\n\n\n\n\t(function() {\n\t\tvar cssExceptions = shoestring.cssExceptions;\n\n\t\t// IE8 uses marginRight instead of margin-right\n\t\tfunction convertPropertyName( str ) {\n\t\t\treturn str.replace( /\\-([A-Za-z])/g, function ( match, character ) {\n\t\t\t\treturn character.toUpperCase();\n\t\t\t});\n\t\t}\n\n\t\t/**\n\t\t * Private function for setting the style of an element.\n\t\t *\n\t\t * **NOTE** Please use the [css](../css.js.html) method instead.\n\t\t *\n\t\t * @method _setStyle\n\t\t * @param {HTMLElement} element The element we want to style.\n\t\t * @param {string} property The property being used to style the element.\n\t\t * @param {string} value The css value for the style property.\n\t\t */\n\t\tshoestring._setStyle = function( element, property, value ) {\n\t\t\tvar convertedProperty = convertPropertyName(property);\n\n\t\t\telement.style[ property ] = value;\n\n\t\t\tif( convertedProperty !== property ) {\n\t\t\t\telement.style[ convertedProperty ] = value;\n\t\t\t}\n\n\t\t\tif( cssExceptions[ property ] ) {\n\t\t\t\tfor( var j = 0, k = cssExceptions[ property ].length; j<k; j++ ) {\n\t\t\t\t\telement.style[ cssExceptions[ property ][ j ] ] = value;\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t})();\n\n\n\n\t/**\n\t * Get the compute style property of the first element or set the value of a style property\n\t * on all elements in the set.\n\t *\n\t * @method _setStyle\n\t * @param {string} property The property being used to style the element.\n\t * @param {string|undefined} value The css value for the style property.\n\t * @return {string|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.css = function( property, value ){\n\t\tif( !this[0] ){\n\t\t\treturn;\n\t\t}\n\n\t\tif( typeof property === \"object\" ) {\n\t\t\treturn this.each(function() {\n\t\t\t\tfor( var key in property ) {\n\t\t\t\t\tif( property.hasOwnProperty( key ) ) {\n\t\t\t\t\t\tshoestring._setStyle( this, key, property[key] );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t});\n\t\t}\telse {\n\t\t\t// assignment else retrieve first\n\t\t\tif( value !== undefined ){\n\t\t\t\treturn this.each(function(){\n\t\t\t\t\tshoestring._setStyle( this, property, value );\n\t\t\t\t});\n\t\t\t}\n\n\t\t\treturn shoestring._getStyle( this[0], property );\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Returns the indexed element wrapped in a new `shoestring` object.\n\t *\n\t * @param {integer} index The index of the element to wrap and return.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.eq = function( index ){\n\t\tif( this[index] ){\n\t\t\treturn shoestring( this[index] );\n\t\t}\n\n\t\treturn shoestring([]);\n\t};\n\n\n\n\t/**\n\t * Filter out the current set if they do *not* match the passed selector or\n\t * the supplied callback returns false\n\t *\n\t * @param {string,function} selector The selector or boolean return value callback used to filter the elements.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.filter = function( selector ){\n\t\tvar ret = [];\n\n\t\tthis.each(function( index ){\n\t\t\tvar wsel;\n\n\t\t\tif( typeof selector === 'function' ) {\n\t\t\t\tif( selector.call( this, index ) !== false ) {\n\t\t\t\t\tret.push( this );\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif( !this.parentNode ){\n\t\t\t\t\tvar context = shoestring( doc.createDocumentFragment() );\n\n\t\t\t\t\tcontext[ 0 ].appendChild( this );\n\t\t\t\t\twsel = shoestring( selector, context );\n\t\t\t\t} else {\n\t\t\t\t\twsel = shoestring( selector, this.parentNode );\n\t\t\t\t}\n\n\t\t\t\tif( shoestring.inArray( this, wsel ) > -1 ){\n\t\t\t\t\tret.push( this );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Find descendant elements of the current collection.\n\t *\n\t * @param {string} selector The selector used to find the children\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.find = function( selector ){\n\t\tvar ret = [],\n\t\t\tfinds;\n\t\tthis.each(function(){\n\t\t\t\tfinds = this.querySelectorAll( selector );\n\n\t\t\tfor( var i = 0, il = finds.length; i < il; i++ ){\n\t\t\t\tret = ret.concat( finds[i] );\n\t\t\t}\n\t\t});\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Returns the first element of the set wrapped in a new `shoestring` object.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.first = function(){\n\t\treturn this.eq( 0 );\n\t};\n\n\n\n\t/**\n\t * Returns the raw DOM node at the passed index.\n\t *\n\t * @param {integer} index The index of the element to wrap and return.\n\t * @return {HTMLElement|undefined|array}\n\t * @this shoestring\n\t */\n\tshoestring.fn.get = function( index ){\n\n\t\t// return an array of elements if index is undefined\n\t\tif( index === undefined ){\n\t\t\tvar elements = [];\n\n\t\t\tfor( var i = 0; i < this.length; i++ ){\n\t\t\t\telements.push( this[ i ] );\n\t\t\t}\n\n\t\t\treturn elements;\n\t\t} else {\n\t\t\treturn this[ index ];\n\t\t}\n\t};\n\n\n\n\tvar set = function( html ){\n\t\tif( typeof html === \"string\" || typeof html === \"number\" ){\n\t\t\treturn this.each(function(){\n\t\t\t\tthis.innerHTML = \"\" + html;\n\t\t\t});\n\t\t} else {\n\t\t\tvar h = \"\";\n\t\t\tif( typeof html.length !== \"undefined\" ){\n\t\t\t\tfor( var i = 0, l = html.length; i < l; i++ ){\n\t\t\t\t\th += html[i].outerHTML;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\th = html.outerHTML;\n\t\t\t}\n\t\t\treturn this.each(function(){\n\t\t\t\tthis.innerHTML = h;\n\t\t\t});\n\t\t}\n\t};\n\t/**\n\t * Gets or sets the `innerHTML` from all the elements in the set.\n\t *\n\t * @param {string|undefined} html The html to assign\n\t * @return {string|shoestring}\n\t * @this shoestring\n\t */\n\tshoestring.fn.html = function( html ){\n\t\t\t\tif( typeof html !== \"undefined\" ){\n\t\t\treturn set.call( this, html );\n\t\t} else { // get\n\t\t\tvar pile = \"\";\n\n\t\t\tthis.each(function(){\n\t\t\t\tpile += this.innerHTML;\n\t\t\t});\n\n\t\t\treturn pile;\n\t\t}\n\t};\n\n\n\n\t(function() {\n\t\tfunction _getIndex( set, test ) {\n\t\t\tvar i, result, element;\n\n\t\t\tfor( i = result = 0; i < set.length; i++ ) {\n\t\t\t\telement = set.item ? set.item(i) : set[i];\n\n\t\t\t\tif( test(element) ){\n\t\t\t\t\treturn result;\n\t\t\t\t}\n\n\t\t\t\t// ignore text nodes, etc\n\t\t\t\t// NOTE may need to be more permissive\n\t\t\t\tif( element.nodeType === 1 ){\n\t\t\t\t\tresult++;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn -1;\n\t\t}\n\n\t\t/**\n\t\t * Find the index in the current set for the passed selector.\n\t\t * Without a selector it returns the index of the first node within the array of its siblings.\n\t\t *\n\t\t * @param {string|undefined} selector The selector used to search for the index.\n\t\t * @return {integer}\n\t\t * @this {shoestring}\n\t\t */\n\t\tshoestring.fn.index = function( selector ){\n\t\t\tvar self, children;\n\n\t\t\tself = this;\n\n\t\t\t// no arg? check the children, otherwise check each element that matches\n\t\t\tif( selector === undefined ){\n\t\t\t\tchildren = ( ( this[ 0 ] && this[0].parentNode ) || doc.documentElement).childNodes;\n\n\t\t\t\t// check if the element matches the first of the set\n\t\t\t\treturn _getIndex(children, function( element ) {\n\t\t\t\t\treturn self[0] === element;\n\t\t\t\t});\n\t\t\t} else {\n\n\t\t\t\t// check if the element matches the first selected node from the parent\n\t\t\t\treturn _getIndex(self, function( element ) {\n\t\t\t\t\treturn element === (shoestring( selector, element.parentNode )[ 0 ]);\n\t\t\t\t});\n\t\t\t}\n\t\t};\n\t})();\n\n\n\n\t/**\n\t * Insert the current set before the elements matching the selector.\n\t *\n\t * @param {string} selector The selector before which to insert the current set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.insertBefore = function( selector ){\n\t\treturn this.each(function(){\n\t\t\tshoestring( selector ).before( this );\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Returns the last element of the set wrapped in a new `shoestring` object.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.last = function(){\n\t\treturn this.eq( this.length - 1 );\n\t};\n\n\n\n\t/**\n\t * Returns a `shoestring` object with the set of siblings of each element in the original set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.next = function(){\n\t\t\n\t\tvar result = [];\n\n\t\t// TODO need to implement map\n\t\tthis.each(function() {\n\t\t\tvar children, item, found;\n\n\t\t\t// get the child nodes for this member of the set\n\t\t\tchildren = shoestring( this.parentNode )[0].childNodes;\n\n\t\t\tfor( var i = 0; i < children.length; i++ ){\n\t\t\t\titem = children.item( i );\n\n\t\t\t\t// found the item we needed (found) which means current item value is\n\t\t\t\t// the next node in the list, as long as it's viable grab it\n\t\t\t\t// NOTE may need to be more permissive\n\t\t\t\tif( found && item.nodeType === 1 ){\n\t\t\t\t\tresult.push( item );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\t// find the current item and mark it as found\n\t\t\t\tif( item === this ){\n\t\t\t\t\tfound = true;\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( result );\n\t};\n\n\n\n\t/**\n\t * Removes elements from the current set.\n\t *\n\t * @param {string} selector The selector to use when removing the elements.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.not = function( selector ){\n\t\tvar ret = [];\n\n\t\tthis.each(function(){\n\t\t\tvar found = shoestring( selector, this.parentNode );\n\n\t\t\tif( shoestring.inArray(this, found) === -1 ){\n\t\t\t\tret.push( this );\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n\t/**\n\t * Returns the set of first parents for each element in the current set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.parent = function(){\n\t\tvar ret = [],\n\t\t\tparent;\n\n\t\tthis.each(function(){\n\t\t\t// no parent node, assume top level\n\t\t\t// jQuery parent: return the document object for <html> or the parent node if it exists\n\t\t\tparent = (this === doc.documentElement ? doc : this.parentNode);\n\n\t\t\t// if there is a parent and it's not a document fragment\n\t\t\tif( parent && parent.nodeType !== 11 ){\n\t\t\t\tret.push( parent );\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring(ret);\n\t};\n\n\n\n\t/**\n\t * Add an HTML string or element before the children of each element in the current set.\n\t *\n\t * @param {string|HTMLElement} fragment The HTML string or element to add.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prepend = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" || fragment.nodeType !== undefined ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\treturn this.each(function( i ){\n\n\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\tvar insertEl = i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ];\n\t\t\t\tif ( this.firstChild ){\n\t\t\t\t\tthis.insertBefore( insertEl, this.firstChild );\n\t\t\t\t} else {\n\t\t\t\t\tthis.appendChild( insertEl );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Returns a `shoestring` object with the set of *one* siblingx before each element in the original set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prev = function(){\n\t\t\n\t\tvar result = [];\n\n\t\t// TODO need to implement map\n\t\tthis.each(function() {\n\t\t\tvar children, item, found;\n\n\t\t\t// get the child nodes for this member of the set\n\t\t\tchildren = shoestring( this.parentNode )[0].childNodes;\n\n\t\t\tfor( var i = children.length -1; i >= 0; i-- ){\n\t\t\t\titem = children.item( i );\n\n\t\t\t\t// found the item we needed (found) which means current item value is\n\t\t\t\t// the next node in the list, as long as it's viable grab it\n\t\t\t\t// NOTE may need to be more permissive\n\t\t\t\tif( found && item.nodeType === 1 ){\n\t\t\t\t\tresult.push( item );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\n\t\t\t\t// find the current item and mark it as found\n\t\t\t\tif( item === this ){\n\t\t\t\t\tfound = true;\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( result );\n\t};\n\n\n\n\t/**\n\t * Returns a `shoestring` object with the set of *all* siblings before each element in the original set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.prevAll = function(){\n\t\t\n\t\tvar result = [];\n\n\t\tthis.each(function() {\n\t\t\tvar $previous = shoestring( this ).prev();\n\n\t\t\twhile( $previous.length ){\n\t\t\t\tresult.push( $previous[0] );\n\t\t\t\t$previous = $previous.prev();\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( result );\n\t};\n\n\n\n\t/**\n\t * Remove an attribute from each element in the current set.\n\t *\n\t * @param {string} name The name of the attribute.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeAttr = function( name ){\n\t\treturn this.each(function(){\n\t\t\tthis.removeAttribute( name );\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Remove a class from each DOM element in the set of elements.\n\t *\n\t * @param {string} className The name of the class to be removed.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.removeClass = function( cname ){\n\t\tvar classes = cname.replace(/^\\s+|\\s+$/g, '').split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tvar newClassName, regex;\n\n\t\t\tfor( var i = 0, il = classes.length; i < il; i++ ){\n\t\t\t\tif( this.className !== undefined ){\n\t\t\t\t\tregex = new RegExp( \"(^|\\\\s)\" + classes[ i ] + \"($|\\\\s)\", \"gmi\" );\n\t\t\t\t\tnewClassName = this.className.replace( regex, \" \" );\n\n\t\t\t\t\tthis.className = newClassName.replace(/^\\s+|\\s+$/g, '');\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Remove the current set of elements from the DOM.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.remove = function(){\n\t\treturn this.each(function(){\n\t\t\tif( this.parentNode ) {\n\t\t\t\tthis.parentNode.removeChild( this );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Replace each element in the current set with that argument HTML string or HTMLElement.\n\t *\n\t * @param {string|HTMLElement} fragment The value to assign.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.replaceWith = function( fragment ){\n\t\tif( typeof( fragment ) === \"string\" ){\n\t\t\tfragment = shoestring( fragment );\n\t\t}\n\n\t\tvar ret = [];\n\n\t\tif( fragment.length > 1 ){\n\t\t\tfragment = fragment.reverse();\n\t\t}\n\t\tthis.each(function( i ){\n\t\t\tvar clone = this.cloneNode( true ),\n\t\t\t\tinsertEl;\n\t\t\tret.push( clone );\n\n\t\t\t// If there is no parentNode, this is pointless, drop it.\n\t\t\tif( !this.parentNode ){ return; }\n\n\t\t\tif( fragment.length === 1 ){\n\t\t\t\tinsertEl = i > 0 ? fragment[ 0 ].cloneNode( true ) : fragment[ 0 ];\n\t\t\t\tthis.parentNode.replaceChild( insertEl, this );\n\t\t\t} else {\n\t\t\t\tfor( var j = 0, jl = fragment.length; j < jl; j++ ){\n\t\t\t\t\tinsertEl = i > 0 ? fragment[ j ].cloneNode( true ) : fragment[ j ];\n\t\t\t\t\tthis.parentNode.insertBefore( insertEl, this.nextSibling );\n\t\t\t\t}\n\t\t\t\tthis.parentNode.removeChild( this );\n\t\t\t}\n\t\t});\n\n\t\treturn shoestring( ret );\n\t};\n\n\n\n  /**\n\t * Get all of the sibling elements for each element in the current set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.siblings = function(){\n\t\t\n\t\tif( !this.length ) {\n\t\t\treturn shoestring( [] );\n\t\t}\n\n\t\tvar sibs = [], el = this[ 0 ].parentNode.firstChild;\n\n\t\tdo {\n\t\t\tif( el.nodeType === 1 && el !== this[ 0 ] ) {\n\t\t\t\tsibs.push( el );\n\t\t\t}\n\n      el = el.nextSibling;\n\t\t} while( el );\n\n\t\treturn shoestring( sibs );\n\t};\n\n\n\n\tvar getText = function( elem ){\n\t\tvar node,\n\t\t\tret = \"\",\n\t\t\ti = 0,\n\t\t\tnodeType = elem.nodeType;\n\n\t\tif ( !nodeType ) {\n\t\t\t// If no nodeType, this is expected to be an array\n\t\t\twhile ( (node = elem[i++]) ) {\n\t\t\t\t// Do not traverse comment nodes\n\t\t\t\tret += getText( node );\n\t\t\t}\n\t\t} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {\n\t\t\t// Use textContent for elements\n\t\t\t// innerText usage removed for consistency of new lines (jQuery #11153)\n\t\t\tif ( typeof elem.textContent === \"string\" ) {\n\t\t\t\treturn elem.textContent;\n\t\t\t} else {\n\t\t\t\t// Traverse its children\n\t\t\t\tfor ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {\n\t\t\t\t\tret += getText( elem );\n\t\t\t\t}\n\t\t\t}\n\t\t} else if ( nodeType === 3 || nodeType === 4 ) {\n\t\t\treturn elem.nodeValue;\n\t\t}\n\t\t// Do not include comment or processing instruction nodes\n\n\t\treturn ret;\n\t};\n\n  /**\n\t * Recursively retrieve the text content of the each element in the current set.\n\t *\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.text = function() {\n\t\t\n\t\treturn getText( this );\n\t};\n\n\n\n\n\t/**\n\t * Get the value of the first element or set the value of all elements in the current set.\n\t *\n\t * @param {string} value The value to set.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.val = function( value ){\n\t\tvar el;\n\t\tif( value !== undefined ){\n\t\t\treturn this.each(function(){\n\t\t\t\tif( this.tagName === \"SELECT\" ){\n\t\t\t\t\tvar optionSet, option,\n\t\t\t\t\t\toptions = this.options,\n\t\t\t\t\t\tvalues = [],\n\t\t\t\t\t\ti = options.length,\n\t\t\t\t\t\tnewIndex;\n\n\t\t\t\t\tvalues[0] = value;\n\t\t\t\t\twhile ( i-- ) {\n\t\t\t\t\t\toption = options[ i ];\n\t\t\t\t\t\tif ( (option.selected = shoestring.inArray( option.value, values ) >= 0) ) {\n\t\t\t\t\t\t\toptionSet = true;\n\t\t\t\t\t\t\tnewIndex = i;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\t// force browsers to behave consistently when non-matching value is set\n\t\t\t\t\tif ( !optionSet ) {\n\t\t\t\t\t\tthis.selectedIndex = -1;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tthis.selectedIndex = newIndex;\n\t\t\t\t\t}\n\t\t\t\t} else {\n\t\t\t\t\tthis.value = value;\n\t\t\t\t}\n\t\t\t});\n\t\t} else {\n\t\t\tel = this[0];\n\n\t\t\tif( el.tagName === \"SELECT\" ){\n\t\t\t\tif( el.selectedIndex < 0 ){ return \"\"; }\n\t\t\t\treturn el.options[ el.selectedIndex ].value;\n\t\t\t} else {\n\t\t\t\treturn el.value;\n\t\t\t}\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Private function for setting/getting the offset property for height/width.\n\t *\n\t * **NOTE** Please use the [width](width.js.html) or [height](height.js.html) methods instead.\n\t *\n\t * @param {shoestring} set The set of elements.\n\t * @param {string} name The string \"height\" or \"width\".\n\t * @param {float|undefined} value The value to assign.\n\t * @return shoestring\n\t * @this window\n\t */\n\tshoestring._dimension = function( set, name, value ){\n\t\tvar offsetName;\n\n\t\tif( value === undefined ){\n\t\t\toffsetName = name.replace(/^[a-z]/, function( letter ) {\n\t\t\t\treturn letter.toUpperCase();\n\t\t\t});\n\n\t\t\treturn set[ 0 ][ \"offset\" + offsetName ];\n\t\t} else {\n\t\t\t// support integer values as pixels\n\t\t\tvalue = typeof value === \"string\" ? value : value + \"px\";\n\n\t\t\treturn set.each(function(){\n\t\t\t\tthis.style[ name ] = value;\n\t\t\t});\n\t\t}\n\t};\n\n\n\n\t/**\n\t * Gets the width value of the first element or sets the width for the whole set.\n\t *\n\t * @param {float|undefined} value The value to assign.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.width = function( value ){\n\t\treturn shoestring._dimension( this, \"width\", value );\n\t};\n\n\n\n\t/**\n\t * Wraps the child elements in the provided HTML.\n\t *\n\t * @param {string} html The wrapping HTML.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.wrapInner = function( html ){\n\t\treturn this.each(function(){\n\t\t\tvar inH = this.innerHTML;\n\n\t\t\tthis.innerHTML = \"\";\n\t\t\tshoestring( this ).append( shoestring( html ).html( inH ) );\n\t\t});\n\t};\n\n\n\n\tfunction initEventCache( el, evt ) {\n\t\tif ( !el.shoestringData ) {\n\t\t\tel.shoestringData = {};\n\t\t}\n\t\tif ( !el.shoestringData.events ) {\n\t\t\tel.shoestringData.events = {};\n\t\t}\n\t\tif ( !el.shoestringData.loop ) {\n\t\t\tel.shoestringData.loop = {};\n\t\t}\n\t\tif ( !el.shoestringData.events[ evt ] ) {\n\t\t\tel.shoestringData.events[ evt ] = [];\n\t\t}\n\t}\n\n\tfunction addToEventCache( el, evt, eventInfo ) {\n\t\tvar obj = {};\n\t\tobj.isCustomEvent = eventInfo.isCustomEvent;\n\t\tobj.callback = eventInfo.callfunc;\n\t\tobj.originalCallback = eventInfo.originalCallback;\n\t\tobj.namespace = eventInfo.namespace;\n\n\t\tel.shoestringData.events[ evt ].push( obj );\n\n\t\tif( eventInfo.customEventLoop ) {\n\t\t\tel.shoestringData.loop[ evt ] = eventInfo.customEventLoop;\n\t\t}\n\t}\n\n\t/**\n\t * Bind a callback to an event for the currrent set of elements.\n\t *\n\t * @param {string} evt The event(s) to watch for.\n\t * @param {object,function} data Data to be included with each event or the callback.\n\t * @param {function} originalCallback Callback to be invoked when data is define.d.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.bind = function( evt, data, originalCallback ){\n\n\t\t\t\tif( typeof data === \"function\" ){\n\t\t\toriginalCallback = data;\n\t\t\tdata = null;\n\t\t}\n\n\t\tvar evts = evt.split( \" \" );\n\n\t\t// NOTE the `triggeredElement` is purely for custom events from IE\n\t\tfunction encasedCallback( e, namespace, triggeredElement ){\n\t\t\tvar result;\n\n\t\t\tif( e._namespace && e._namespace !== namespace ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\te.data = data;\n\t\t\te.namespace = e._namespace;\n\n\t\t\tvar returnTrue = function(){\n\t\t\t\treturn true;\n\t\t\t};\n\n\t\t\te.isDefaultPrevented = function(){\n\t\t\t\treturn false;\n\t\t\t};\n\n\t\t\tvar originalPreventDefault = e.preventDefault;\n\t\t\tvar preventDefaultConstructor = function(){\n\t\t\t\tif( originalPreventDefault ) {\n\t\t\t\t\treturn function(){\n\t\t\t\t\t\te.isDefaultPrevented = returnTrue;\n\t\t\t\t\t\toriginalPreventDefault.call(e);\n\t\t\t\t\t};\n\t\t\t\t} else {\n\t\t\t\t\treturn function(){\n\t\t\t\t\t\te.isDefaultPrevented = returnTrue;\n\t\t\t\t\t\te.returnValue = false;\n\t\t\t\t\t};\n\t\t\t\t}\n\t\t\t};\n\n\t\t\t// thanks https://github.com/jonathantneal/EventListener\n\t\t\te.target = triggeredElement || e.target || e.srcElement;\n\t\t\te.preventDefault = preventDefaultConstructor();\n\t\t\te.stopPropagation = e.stopPropagation || function () {\n\t\t\t\te.cancelBubble = true;\n\t\t\t};\n\n\t\t\tresult = originalCallback.apply(this, [ e ].concat( e._args ) );\n\n\t\t\tif( result === false ){\n\t\t\t\te.preventDefault();\n\t\t\t\te.stopPropagation();\n\t\t\t}\n\n\t\t\treturn result;\n\t\t}\n\n\t\treturn this.each(function(){\n\t\t\tvar domEventCallback,\n\t\t\t\tcustomEventCallback,\n\t\t\t\tcustomEventLoop,\n\t\t\t\toEl = this;\n\n\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\tvar split = evts[ i ].split( \".\" ),\n\t\t\t\t\tevt = split[ 0 ],\n\t\t\t\t\tnamespace = split.length > 0 ? split[ 1 ] : null;\n\n\t\t\t\tdomEventCallback = function( originalEvent ) {\n\t\t\t\t\tif( oEl.ssEventTrigger ) {\n\t\t\t\t\t\toriginalEvent._namespace = oEl.ssEventTrigger._namespace;\n\t\t\t\t\t\toriginalEvent._args = oEl.ssEventTrigger._args;\n\n\t\t\t\t\t\toEl.ssEventTrigger = null;\n\t\t\t\t\t}\n\t\t\t\t\treturn encasedCallback.call( oEl, originalEvent, namespace );\n\t\t\t\t};\n\t\t\t\tcustomEventCallback = null;\n\t\t\t\tcustomEventLoop = null;\n\n\t\t\t\tinitEventCache( this, evt );\n\n\t\t\t\tthis.addEventListener( evt, domEventCallback, false );\n\n\t\t\t\taddToEventCache( this, evt, {\n\t\t\t\t\tcallfunc: customEventCallback || domEventCallback,\n\t\t\t\t\tisCustomEvent: !!customEventCallback,\n\t\t\t\t\tcustomEventLoop: customEventLoop,\n\t\t\t\t\toriginalCallback: originalCallback,\n\t\t\t\t\tnamespace: namespace\n\t\t\t\t});\n\t\t\t}\n\t\t});\n\t};\n\n\tshoestring.fn.on = shoestring.fn.bind;\n\n\t\n\n\n\t/**\n\t * Unbind a previous bound callback for an event.\n\t *\n\t * @param {string} event The event(s) the callback was bound to..\n\t * @param {function} callback Callback to unbind.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.unbind = function( event, callback ){\n\n\t\t\n\t\tvar evts = event ? event.split( \" \" ) : [];\n\n\t\treturn this.each(function(){\n\t\t\tif( !this.shoestringData || !this.shoestringData.events ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif( !evts.length ) {\n\t\t\t\tunbindAll.call( this );\n\t\t\t} else {\n\t\t\t\tvar split, evt, namespace;\n\t\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\t\tsplit = evts[ i ].split( \".\" ),\n\t\t\t\t\tevt = split[ 0 ],\n\t\t\t\t\tnamespace = split.length > 0 ? split[ 1 ] : null;\n\n\t\t\t\t\tif( evt ) {\n\t\t\t\t\t\tunbind.call( this, evt, namespace, callback );\n\t\t\t\t\t} else {\n\t\t\t\t\t\tunbindAll.call( this, namespace, callback );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\tfunction unbind( evt, namespace, callback ) {\n\t\tvar bound = this.shoestringData.events[ evt ];\n\t\tif( !(bound && bound.length) ) {\n\t\t\treturn;\n\t\t}\n\n\t\tvar matched = [], j, jl;\n\t\tfor( j = 0, jl = bound.length; j < jl; j++ ) {\n\t\t\tif( !namespace || namespace === bound[ j ].namespace ) {\n\t\t\t\tif( callback === undefined || callback === bound[ j ].originalCallback ) {\n\t\t\t\t\tthis.removeEventListener( evt, bound[ j ].callback, false );\n\t\t\t\t\tmatched.push( j );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tfor( j = 0, jl = matched.length; j < jl; j++ ) {\n\t\t\tthis.shoestringData.events[ evt ].splice( j, 1 );\n\t\t}\n\t}\n\n\tfunction unbindAll( namespace, callback ) {\n\t\tfor( var evtKey in this.shoestringData.events ) {\n\t\t\tunbind.call( this, evtKey, namespace, callback );\n\t\t}\n\t}\n\n\tshoestring.fn.off = shoestring.fn.unbind;\n\n\n\t/**\n\t * Bind a callback to an event for the currrent set of elements, unbind after one occurence.\n\t *\n\t * @param {string} event The event(s) to watch for.\n\t * @param {function} callback Callback to invoke on the event.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.one = function( event, callback ){\n\t\tvar evts = event.split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tvar thisevt, cbs = {},\t$t = shoestring( this );\n\n\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\tthisevt = evts[ i ];\n\n\t\t\t\tcbs[ thisevt ] = function( e ){\n\t\t\t\t\tvar $t = shoestring( this );\n\n\t\t\t\t\tfor( var j in cbs ) {\n\t\t\t\t\t\t$t.unbind( j, cbs[ j ] );\n\t\t\t\t\t}\n\n\t\t\t\t\treturn callback.apply( this, [ e ].concat( e._args ) );\n\t\t\t\t};\n\n\t\t\t\t$t.bind( thisevt, cbs[ thisevt ] );\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\t/**\n\t * Trigger an event on the first element in the set, no bubbling, no defaults.\n\t *\n\t * @param {string} event The event(s) to trigger.\n\t * @param {object} args Arguments to append to callback invocations.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.triggerHandler = function( event, args ){\n\t\tvar e = event.split( \" \" )[ 0 ],\n\t\t\tel = this[ 0 ],\n\t\t\tret;\n\n\t\t// See this.fireEvent( 'on' + evts[ i ], document.createEventObject() ); instead of click() etc in trigger.\n\t\tif( doc.createEvent && el.shoestringData && el.shoestringData.events && el.shoestringData.events[ e ] ){\n\t\t\tvar bindings = el.shoestringData.events[ e ];\n\t\t\tfor (var i in bindings ){\n\t\t\t\tif( bindings.hasOwnProperty( i ) ){\n\t\t\t\t\tevent = doc.createEvent( \"Event\" );\n\t\t\t\t\tevent.initEvent( e, true, true );\n\t\t\t\t\tevent._args = args;\n\t\t\t\t\targs.unshift( event );\n\n\t\t\t\t\tret = bindings[ i ].originalCallback.apply( event.target, args );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t};\n\n\n\n\t/**\n\t * Trigger an event on each of the DOM elements in the current set.\n\t *\n\t * @param {string} event The event(s) to trigger.\n\t * @param {object} args Arguments to append to callback invocations.\n\t * @return shoestring\n\t * @this shoestring\n\t */\n\tshoestring.fn.trigger = function( event, args ){\n\t\tvar evts = event.split( \" \" );\n\n\t\treturn this.each(function(){\n\t\t\tvar split, evt, namespace;\n\t\t\tfor( var i = 0, il = evts.length; i < il; i++ ){\n\t\t\t\tsplit = evts[ i ].split( \".\" ),\n\t\t\t\tevt = split[ 0 ],\n\t\t\t\tnamespace = split.length > 0 ? split[ 1 ] : null;\n\n\t\t\t\tif( evt === \"click\" ){\n\t\t\t\t\tif( this.tagName === \"INPUT\" && this.type === \"checkbox\" && this.click ){\n\t\t\t\t\t\tthis.click();\n\t\t\t\t\t\treturn false;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif( doc.createEvent ){\n\t\t\t\t\tvar event = doc.createEvent( \"Event\" );\n\t\t\t\t\tevent.initEvent( evt, true, true );\n\t\t\t\t\tevent._args = args;\n\t\t\t\t\tevent._namespace = namespace;\n\n\t\t\t\t\tthis.dispatchEvent( event );\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t};\n\n\n\n\treturn shoestring;\n}));\n\n(function (root, factory) {\n  if (typeof define === 'function' && define.amd) {\n    define([\"shoestring\"], function (shoestring) {\n      return (root.Tablesaw = factory(shoestring, root));\n    });\n  } else if (typeof exports === 'object') {\n    module.exports = factory(require('shoestring'), root);\n  } else {\n    root.Tablesaw = factory(shoestring, root);\n  }\n}(typeof window !== \"undefined\" ? window : this, function ($, window) {\n\t\"use strict\";\n\n  var document = window.document;\n// Account for Tablesaw being loaded either before or after the DOMContentLoaded event is fired.\nvar domContentLoadedTriggered = /complete|loaded/.test(document.readyState);\ndocument.addEventListener(\"DOMContentLoaded\", function() {\n\tdomContentLoadedTriggered = true;\n});\n\nvar Tablesaw = {\n\ti18n: {\n\t\tmodeStack: \"Stack\",\n\t\tmodeSwipe: \"Swipe\",\n\t\tmodeToggle: \"Toggle\",\n\t\tmodeSwitchColumnsAbbreviated: \"Cols\",\n\t\tmodeSwitchColumns: \"Columns\",\n\t\tcolumnToggleButton: \"Columns\",\n\t\tcolumnToggleError: \"No eligible columns.\",\n\t\tsort: \"Sort\",\n\t\tswipePreviousColumn: \"Previous column\",\n\t\tswipeNextColumn: \"Next column\"\n\t},\n\t// cut the mustard\n\tmustard:\n\t\t\"head\" in document && // IE9+, Firefox 4+, Safari 5.1+, Mobile Safari 4.1+, Opera 11.5+, Android 2.3+\n\t\t(!window.blackberry || window.WebKitPoint) && // only WebKit Blackberry (OS 6+)\n\t\t!window.operamini,\n\t$: $,\n\t_init: function(element) {\n\t\tTablesaw.$(element || document).trigger(\"enhance.tablesaw\");\n\t},\n\tinit: function(element) {\n\t\t// Account for Tablesaw being loaded either before or after the DOMContentLoaded event is fired.\n\t\tdomContentLoadedTriggered =\n\t\t\tdomContentLoadedTriggered || /complete|loaded/.test(document.readyState);\n\t\tif (!domContentLoadedTriggered) {\n\t\t\tif (\"addEventListener\" in document) {\n\t\t\t\t// Use raw DOMContentLoaded instead of shoestring (may have issues in Android 2.3, exhibited by stack table)\n\t\t\t\tdocument.addEventListener(\"DOMContentLoaded\", function() {\n\t\t\t\t\tTablesaw._init(element);\n\t\t\t\t});\n\t\t\t}\n\t\t} else {\n\t\t\tTablesaw._init(element);\n\t\t}\n\t}\n};\n\n$(document).on(\"enhance.tablesaw\", function() {\n\t// Extend i18n config, if one exists.\n\tif (typeof TablesawConfig !== \"undefined\" && TablesawConfig.i18n) {\n\t\tTablesaw.i18n = $.extend(Tablesaw.i18n, TablesawConfig.i18n || {});\n\t}\n\n\tTablesaw.i18n.modes = [\n\t\tTablesaw.i18n.modeStack,\n\t\tTablesaw.i18n.modeSwipe,\n\t\tTablesaw.i18n.modeToggle\n\t];\n});\n\nif (Tablesaw.mustard) {\n\t$(document.documentElement).addClass(\"tablesaw-enhanced\");\n}\n\n(function() {\n\tvar pluginName = \"tablesaw\";\n\tvar classes = {\n\t\ttoolbar: \"tablesaw-bar\"\n\t};\n\tvar events = {\n\t\tcreate: \"tablesawcreate\",\n\t\tdestroy: \"tablesawdestroy\",\n\t\trefresh: \"tablesawrefresh\",\n\t\tresize: \"tablesawresize\"\n\t};\n\tvar defaultMode = \"stack\";\n\tvar initSelector = \"table\";\n\tvar initFilterSelector = \"[data-tablesaw],[data-tablesaw-mode],[data-tablesaw-sortable]\";\n\tvar defaultConfig = {};\n\n\tTablesaw.events = events;\n\n\tvar Table = function(element) {\n\t\tif (!element) {\n\t\t\tthrow new Error(\"Tablesaw requires an element.\");\n\t\t}\n\n\t\tthis.table = element;\n\t\tthis.$table = $(element);\n\n\t\t// only one <thead> and <tfoot> are allowed, per the specification\n\t\tthis.$thead = this.$table\n\t\t\t.children()\n\t\t\t.filter(\"thead\")\n\t\t\t.eq(0);\n\n\t\t// multiple <tbody> are allowed, per the specification\n\t\tthis.$tbody = this.$table.children().filter(\"tbody\");\n\n\t\tthis.mode = this.$table.attr(\"data-tablesaw-mode\") || defaultMode;\n\n\t\tthis.$toolbar = null;\n\n\t\tthis.attributes = {\n\t\t\tsubrow: \"data-tablesaw-subrow\",\n\t\t\tignorerow: \"data-tablesaw-ignorerow\"\n\t\t};\n\n\t\tthis.init();\n\t};\n\n\tTable.prototype.init = function() {\n\t\tif (!this.$thead.length) {\n\t\t\tthrow new Error(\"tablesaw: a <thead> is required, but none was found.\");\n\t\t}\n\n\t\tif (!this.$thead.find(\"th\").length) {\n\t\t\tthrow new Error(\"tablesaw: no header cells found. Are you using <th> inside of <thead>?\");\n\t\t}\n\n\t\t// assign an id if there is none\n\t\tif (!this.$table.attr(\"id\")) {\n\t\t\tthis.$table.attr(\"id\", pluginName + \"-\" + Math.round(Math.random() * 10000));\n\t\t}\n\n\t\tthis.createToolbar();\n\n\t\tthis._initCells();\n\n\t\tthis.$table.data(pluginName, this);\n\n\t\tthis.$table.trigger(events.create, [this]);\n\t};\n\n\tTable.prototype.getConfig = function(pluginSpecificConfig) {\n\t\t// shoestring extend doesn’t support arbitrary args\n\t\tvar configs = $.extend(defaultConfig, pluginSpecificConfig || {});\n\t\treturn $.extend(configs, typeof TablesawConfig !== \"undefined\" ? TablesawConfig : {});\n\t};\n\n\tTable.prototype._getPrimaryHeaderRow = function() {\n\t\treturn this._getHeaderRows().eq(0);\n\t};\n\n\tTable.prototype._getHeaderRows = function() {\n\t\treturn this.$thead\n\t\t\t.children()\n\t\t\t.filter(\"tr\")\n\t\t\t.filter(function() {\n\t\t\t\treturn !$(this).is(\"[data-tablesaw-ignorerow]\");\n\t\t\t});\n\t};\n\n\tTable.prototype._getRowIndex = function($row) {\n\t\treturn $row.prevAll().length;\n\t};\n\n\tTable.prototype._getHeaderRowIndeces = function() {\n\t\tvar self = this;\n\t\tvar indeces = [];\n\t\tthis._getHeaderRows().each(function() {\n\t\t\tindeces.push(self._getRowIndex($(this)));\n\t\t});\n\t\treturn indeces;\n\t};\n\n\tTable.prototype._getPrimaryHeaderCells = function($row) {\n\t\treturn ($row || this._getPrimaryHeaderRow()).find(\"th\");\n\t};\n\n\tTable.prototype._$getCells = function(th) {\n\t\tvar self = this;\n\t\treturn $(th)\n\t\t\t.add(th.cells)\n\t\t\t.filter(function() {\n\t\t\t\tvar $t = $(this);\n\t\t\t\tvar $row = $t.parent();\n\t\t\t\tvar hasColspan = $t.is(\"[colspan]\");\n\t\t\t\t// no subrows or ignored rows (keep cells in ignored rows that do not have a colspan)\n\t\t\t\treturn (\n\t\t\t\t\t!$row.is(\"[\" + self.attributes.subrow + \"]\") &&\n\t\t\t\t\t(!$row.is(\"[\" + self.attributes.ignorerow + \"]\") || !hasColspan)\n\t\t\t\t);\n\t\t\t});\n\t};\n\n\tTable.prototype._getVisibleColspan = function() {\n\t\tvar colspan = 0;\n\t\tthis._getPrimaryHeaderCells().each(function() {\n\t\t\tvar $t = $(this);\n\t\t\tif ($t.css(\"display\") !== \"none\") {\n\t\t\t\tcolspan += parseInt($t.attr(\"colspan\"), 10) || 1;\n\t\t\t}\n\t\t});\n\t\treturn colspan;\n\t};\n\n\tTable.prototype.getColspanForCell = function($cell) {\n\t\tvar visibleColspan = this._getVisibleColspan();\n\t\tvar visibleSiblingColumns = 0;\n\t\tif ($cell.closest(\"tr\").data(\"tablesaw-rowspanned\")) {\n\t\t\tvisibleSiblingColumns++;\n\t\t}\n\n\t\t$cell.siblings().each(function() {\n\t\t\tvar $t = $(this);\n\t\t\tvar colColspan = parseInt($t.attr(\"colspan\"), 10) || 1;\n\n\t\t\tif ($t.css(\"display\") !== \"none\") {\n\t\t\t\tvisibleSiblingColumns += colColspan;\n\t\t\t}\n\t\t});\n\t\t// console.log( $cell[ 0 ], visibleColspan, visibleSiblingColumns );\n\n\t\treturn visibleColspan - visibleSiblingColumns;\n\t};\n\n\tTable.prototype.isCellInColumn = function(header, cell) {\n\t\treturn $(header)\n\t\t\t.add(header.cells)\n\t\t\t.filter(function() {\n\t\t\t\treturn this === cell;\n\t\t\t}).length;\n\t};\n\n\tTable.prototype.updateColspanCells = function(cls, header, userAction) {\n\t\tvar self = this;\n\t\tvar primaryHeaderRow = self._getPrimaryHeaderRow();\n\n\t\t// find persistent column rowspans\n\t\tthis.$table.find(\"[rowspan][data-tablesaw-priority]\").each(function() {\n\t\t\tvar $t = $(this);\n\t\t\tif ($t.attr(\"data-tablesaw-priority\") !== \"persist\") {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tvar $row = $t.closest(\"tr\");\n\t\t\tvar rowspan = parseInt($t.attr(\"rowspan\"), 10);\n\t\t\tif (rowspan > 1) {\n\t\t\t\t$row = $row.next();\n\n\t\t\t\t$row.data(\"tablesaw-rowspanned\", true);\n\n\t\t\t\trowspan--;\n\t\t\t}\n\t\t});\n\n\t\tthis.$table\n\t\t\t.find(\"[colspan],[data-tablesaw-maxcolspan]\")\n\t\t\t.filter(function() {\n\t\t\t\t// is not in primary header row\n\t\t\t\treturn $(this).closest(\"tr\")[0] !== primaryHeaderRow[0];\n\t\t\t})\n\t\t\t.each(function() {\n\t\t\t\tvar $cell = $(this);\n\n\t\t\t\tif (userAction === undefined || self.isCellInColumn(header, this)) {\n\t\t\t\t} else {\n\t\t\t\t\t// if is not a user action AND the cell is not in the updating column, kill it\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\tvar colspan = self.getColspanForCell($cell);\n\n\t\t\t\tif (cls && userAction !== undefined) {\n\t\t\t\t\t// console.log( colspan === 0 ? \"addClass\" : \"removeClass\", $cell );\n\t\t\t\t\t$cell[colspan === 0 ? \"addClass\" : \"removeClass\"](cls);\n\t\t\t\t}\n\n\t\t\t\t// cache original colspan\n\t\t\t\tvar maxColspan = parseInt($cell.attr(\"data-tablesaw-maxcolspan\"), 10);\n\t\t\t\tif (!maxColspan) {\n\t\t\t\t\t$cell.attr(\"data-tablesaw-maxcolspan\", $cell.attr(\"colspan\"));\n\t\t\t\t} else if (colspan > maxColspan) {\n\t\t\t\t\tcolspan = maxColspan;\n\t\t\t\t}\n\n\t\t\t\t// console.log( this, \"setting colspan to \", colspan );\n\t\t\t\t$cell.attr(\"colspan\", colspan);\n\t\t\t});\n\t};\n\n\tTable.prototype._findPrimaryHeadersForCell = function(cell) {\n\t\tvar $headerRow = this._getPrimaryHeaderRow();\n\t\tvar headerRowIndex = this._getRowIndex($headerRow);\n\t\tvar results = [];\n\n\t\tfor (var rowNumber = 0; rowNumber < this.headerMapping.length; rowNumber++) {\n\t\t\tif (rowNumber === headerRowIndex) {\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\tfor (var colNumber = 0; colNumber < this.headerMapping[rowNumber].length; colNumber++) {\n\t\t\t\tif (this.headerMapping[rowNumber][colNumber] === cell) {\n\t\t\t\t\tresults.push(this.headerMapping[headerRowIndex][colNumber]);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn results;\n\t};\n\n\t// used by init cells\n\tTable.prototype.getRows = function() {\n\t\tvar self = this;\n\t\treturn this.$table.find(\"tr\").filter(function() {\n\t\t\treturn $(this)\n\t\t\t\t.closest(\"table\")\n\t\t\t\t.is(self.$table);\n\t\t});\n\t};\n\n\t// used by sortable\n\tTable.prototype.getBodyRows = function(tbody) {\n\t\treturn (tbody ? $(tbody) : this.$tbody).children().filter(\"tr\");\n\t};\n\n\tTable.prototype.getHeaderCellIndex = function(cell) {\n\t\tvar lookup = this.headerMapping[0];\n\t\tfor (var colIndex = 0; colIndex < lookup.length; colIndex++) {\n\t\t\tif (lookup[colIndex] === cell) {\n\t\t\t\treturn colIndex;\n\t\t\t}\n\t\t}\n\n\t\treturn -1;\n\t};\n\n\tTable.prototype._initCells = function() {\n\t\t// re-establish original colspans\n\t\tthis.$table.find(\"[data-tablesaw-maxcolspan]\").each(function() {\n\t\t\tvar $t = $(this);\n\t\t\t$t.attr(\"colspan\", $t.attr(\"data-tablesaw-maxcolspan\"));\n\t\t});\n\n\t\tvar $rows = this.getRows();\n\t\tvar columnLookup = [];\n\n\t\t$rows.each(function(rowNumber) {\n\t\t\tcolumnLookup[rowNumber] = [];\n\t\t});\n\n\t\t$rows.each(function(rowNumber) {\n\t\t\tvar coltally = 0;\n\t\t\tvar $t = $(this);\n\t\t\tvar children = $t.children();\n\n\t\t\tchildren.each(function() {\n\t\t\t\tvar colspan = parseInt(\n\t\t\t\t\tthis.getAttribute(\"data-tablesaw-maxcolspan\") || this.getAttribute(\"colspan\"),\n\t\t\t\t\t10\n\t\t\t\t);\n\t\t\t\tvar rowspan = parseInt(this.getAttribute(\"rowspan\"), 10);\n\n\t\t\t\t// set in a previous rowspan\n\t\t\t\twhile (columnLookup[rowNumber][coltally]) {\n\t\t\t\t\tcoltally++;\n\t\t\t\t}\n\n\t\t\t\tcolumnLookup[rowNumber][coltally] = this;\n\n\t\t\t\t// TODO? both colspan and rowspan\n\t\t\t\tif (colspan) {\n\t\t\t\t\tfor (var k = 0; k < colspan - 1; k++) {\n\t\t\t\t\t\tcoltally++;\n\t\t\t\t\t\tcolumnLookup[rowNumber][coltally] = this;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\tif (rowspan) {\n\t\t\t\t\tfor (var j = 1; j < rowspan; j++) {\n\t\t\t\t\t\tcolumnLookup[rowNumber + j][coltally] = this;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tcoltally++;\n\t\t\t});\n\t\t});\n\n\t\tvar headerRowIndeces = this._getHeaderRowIndeces();\n\t\tfor (var colNumber = 0; colNumber < columnLookup[0].length; colNumber++) {\n\t\t\tfor (var headerIndex = 0, k = headerRowIndeces.length; headerIndex < k; headerIndex++) {\n\t\t\t\tvar headerCol = columnLookup[headerRowIndeces[headerIndex]][colNumber];\n\n\t\t\t\tvar rowNumber = headerRowIndeces[headerIndex];\n\t\t\t\tvar rowCell;\n\n\t\t\t\tif (!headerCol.cells) {\n\t\t\t\t\theaderCol.cells = [];\n\t\t\t\t}\n\n\t\t\t\twhile (rowNumber < columnLookup.length) {\n\t\t\t\t\trowCell = columnLookup[rowNumber][colNumber];\n\n\t\t\t\t\tif (headerCol !== rowCell) {\n\t\t\t\t\t\theaderCol.cells.push(rowCell);\n\t\t\t\t\t}\n\n\t\t\t\t\trowNumber++;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tthis.headerMapping = columnLookup;\n\t};\n\n\tTable.prototype.refresh = function() {\n\t\tthis._initCells();\n\n\t\tthis.$table.trigger(events.refresh, [this]);\n\t};\n\n\tTable.prototype._getToolbarAnchor = function() {\n\t\tvar $parent = this.$table.parent();\n\t\tif ($parent.is(\".tablesaw-overflow\")) {\n\t\t\treturn $parent;\n\t\t}\n\t\treturn this.$table;\n\t};\n\n\tTable.prototype._getToolbar = function($anchor) {\n\t\tif (!$anchor) {\n\t\t\t$anchor = this._getToolbarAnchor();\n\t\t}\n\t\treturn $anchor.prev().filter(\".\" + classes.toolbar);\n\t};\n\n\tTable.prototype.createToolbar = function() {\n\t\t// Insert the toolbar\n\t\t// TODO move this into a separate component\n\t\tvar $anchor = this._getToolbarAnchor();\n\t\tvar $toolbar = this._getToolbar($anchor);\n\t\tif (!$toolbar.length) {\n\t\t\t$toolbar = $(\"<div>\")\n\t\t\t\t.addClass(classes.toolbar)\n\t\t\t\t.insertBefore($anchor);\n\t\t}\n\t\tthis.$toolbar = $toolbar;\n\n\t\tif (this.mode) {\n\t\t\tthis.$toolbar.addClass(\"tablesaw-mode-\" + this.mode);\n\t\t}\n\t};\n\n\tTable.prototype.destroy = function() {\n\t\t// Don’t remove the toolbar, just erase the classes on it.\n\t\t// Some of the table features are not yet destroy-friendly.\n\t\tthis._getToolbar().each(function() {\n\t\t\tthis.className = this.className.replace(/\\btablesaw-mode\\-\\w*\\b/gi, \"\");\n\t\t});\n\n\t\tvar tableId = this.$table.attr(\"id\");\n\t\t$(document).off(\".\" + tableId);\n\t\t$(window).off(\".\" + tableId);\n\n\t\t// other plugins\n\t\tthis.$table.trigger(events.destroy, [this]);\n\n\t\tthis.$table.removeData(pluginName);\n\t};\n\n\t// Collection method.\n\t$.fn[pluginName] = function() {\n\t\treturn this.each(function() {\n\t\t\tvar $t = $(this);\n\n\t\t\tif ($t.data(pluginName)) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tnew Table(this);\n\t\t});\n\t};\n\n\tvar $doc = $(document);\n\t$doc.on(\"enhance.tablesaw\", function(e) {\n\t\t// Cut the mustard\n\t\tif (Tablesaw.mustard) {\n\t\t\tvar $target = $(e.target);\n\t\t\tif ($target.parent().length) {\n\t\t\t\t$target = $target.parent();\n\t\t\t}\n\n\t\t\t$target\n\t\t\t\t.find(initSelector)\n\t\t\t\t.filter(initFilterSelector)\n\t\t\t\t[pluginName]();\n\t\t}\n\t});\n\n\t// Avoid a resize during scroll:\n\t// Some Mobile devices trigger a resize during scroll (sometimes when\n\t// doing elastic stretch at the end of the document or from the\n\t// location bar hide)\n\tvar isScrolling = false;\n\tvar scrollTimeout;\n\t$doc.on(\"scroll.tablesaw\", function() {\n\t\tisScrolling = true;\n\n\t\twindow.clearTimeout(scrollTimeout);\n\t\tscrollTimeout = window.setTimeout(function() {\n\t\t\tisScrolling = false;\n\t\t}, 300); // must be greater than the resize timeout below\n\t});\n\n\tvar resizeTimeout;\n\t$(window).on(\"resize\", function() {\n\t\tif (!isScrolling) {\n\t\t\twindow.clearTimeout(resizeTimeout);\n\t\t\tresizeTimeout = window.setTimeout(function() {\n\t\t\t\t$doc.trigger(events.resize);\n\t\t\t}, 150); // must be less than the scrolling timeout above.\n\t\t}\n\t});\n\n\tTablesaw.Table = Table;\n})();\n\n(function() {\n\tvar classes = {\n\t\tstackTable: \"tablesaw-stack\",\n\t\tcellLabels: \"tablesaw-cell-label\",\n\t\tcellContentLabels: \"tablesaw-cell-content\"\n\t};\n\n\tvar data = {\n\t\tkey: \"tablesaw-stack\"\n\t};\n\n\tvar attrs = {\n\t\tlabelless: \"data-tablesaw-no-labels\",\n\t\thideempty: \"data-tablesaw-hide-empty\"\n\t};\n\n\tvar Stack = function(element, tablesaw) {\n\t\tthis.tablesaw = tablesaw;\n\t\tthis.$table = $(element);\n\n\t\tthis.labelless = this.$table.is(\"[\" + attrs.labelless + \"]\");\n\t\tthis.hideempty = this.$table.is(\"[\" + attrs.hideempty + \"]\");\n\n\t\tthis.$table.data(data.key, this);\n\t};\n\n\tStack.prototype.init = function() {\n\t\tthis.$table.addClass(classes.stackTable);\n\n\t\tif (this.labelless) {\n\t\t\treturn;\n\t\t}\n\n\t\tvar self = this;\n\n\t\tthis.$table\n\t\t\t.find(\"th, td\")\n\t\t\t.filter(function() {\n\t\t\t\treturn !$(this).closest(\"thead\").length;\n\t\t\t})\n\t\t\t.filter(function() {\n\t\t\t\treturn (\n\t\t\t\t\t!$(this).is(\"[\" + attrs.labelless + \"]\") &&\n\t\t\t\t\t!$(this)\n\t\t\t\t\t\t.closest(\"tr\")\n\t\t\t\t\t\t.is(\"[\" + attrs.labelless + \"]\") &&\n\t\t\t\t\t(!self.hideempty || !!$(this).html())\n\t\t\t\t);\n\t\t\t})\n\t\t\t.each(function() {\n\t\t\t\tvar $newHeader = $(document.createElement(\"b\")).addClass(classes.cellLabels);\n\t\t\t\tvar $cell = $(this);\n\n\t\t\t\t$(self.tablesaw._findPrimaryHeadersForCell(this)).each(function(index) {\n\t\t\t\t\tvar $header = $(this.cloneNode(true));\n\t\t\t\t\t// TODO decouple from sortable better\n\t\t\t\t\t// Changed from .text() in https://github.com/filamentgroup/tablesaw/commit/b9c12a8f893ec192830ec3ba2d75f062642f935b\n\t\t\t\t\t// to preserve structural html in headers, like <a>\n\t\t\t\t\tvar $sortableButton = $header.find(\".tablesaw-sortable-btn\");\n\t\t\t\t\t$header.find(\".tablesaw-sortable-arrow\").remove();\n\n\t\t\t\t\t// TODO decouple from checkall better\n\t\t\t\t\tvar $checkall = $header.find(\"[data-tablesaw-checkall]\");\n\t\t\t\t\t$checkall.closest(\"label\").remove();\n\t\t\t\t\tif ($checkall.length) {\n\t\t\t\t\t\t$newHeader = $([]);\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\n\t\t\t\t\tif (index > 0) {\n\t\t\t\t\t\t$newHeader.append(document.createTextNode(\", \"));\n\t\t\t\t\t}\n\n\t\t\t\t\tvar parentNode = $sortableButton.length ? $sortableButton[0] : $header[0];\n\t\t\t\t\tvar el;\n\t\t\t\t\twhile ((el = parentNode.firstChild)) {\n\t\t\t\t\t\t$newHeader[0].appendChild(el);\n\t\t\t\t\t}\n\t\t\t\t});\n\n\t\t\t\tif ($newHeader.length && !$cell.find(\".\" + classes.cellContentLabels).length) {\n\t\t\t\t\t$cell.wrapInner(\"<span class='\" + classes.cellContentLabels + \"'></span>\");\n\t\t\t\t}\n\n\t\t\t\t// Update if already exists.\n\t\t\t\tvar $label = $cell.find(\".\" + classes.cellLabels);\n\t\t\t\tif (!$label.length) {\n\t\t\t\t\t$cell.prepend(document.createTextNode(\" \"));\n\t\t\t\t\t$cell.prepend($newHeader);\n\t\t\t\t} else {\n\t\t\t\t\t// only if changed\n\t\t\t\t\t$label.replaceWith($newHeader);\n\t\t\t\t}\n\t\t\t});\n\t};\n\n\tStack.prototype.destroy = function() {\n\t\tthis.$table.removeClass(classes.stackTable);\n\t\tthis.$table.find(\".\" + classes.cellLabels).remove();\n\t\tthis.$table.find(\".\" + classes.cellContentLabels).each(function() {\n\t\t\t$(this).replaceWith($(this.childNodes));\n\t\t});\n\t};\n\n\t// on tablecreate, init\n\t$(document)\n\t\t.on(Tablesaw.events.create, function(e, tablesaw) {\n\t\t\tif (tablesaw.mode === \"stack\") {\n\t\t\t\tvar table = new Stack(tablesaw.table, tablesaw);\n\t\t\t\ttable.init();\n\t\t\t}\n\t\t})\n\t\t.on(Tablesaw.events.refresh, function(e, tablesaw) {\n\t\t\tif (tablesaw.mode === \"stack\") {\n\t\t\t\t$(tablesaw.table)\n\t\t\t\t\t.data(data.key)\n\t\t\t\t\t.init();\n\t\t\t}\n\t\t})\n\t\t.on(Tablesaw.events.destroy, function(e, tablesaw) {\n\t\t\tif (tablesaw.mode === \"stack\") {\n\t\t\t\t$(tablesaw.table)\n\t\t\t\t\t.data(data.key)\n\t\t\t\t\t.destroy();\n\t\t\t}\n\t\t});\n\n\tTablesaw.Stack = Stack;\n})();\n\n\treturn Tablesaw;\n}));\n\n},{\"shoestring\":167}],170:[function(require,module,exports){\n(function (setImmediate,clearImmediate){\nvar nextTick = require('process/browser.js').nextTick;\nvar apply = Function.prototype.apply;\nvar slice = Array.prototype.slice;\nvar immediateIds = {};\nvar nextImmediateId = 0;\n\n// DOM APIs, for completeness\n\nexports.setTimeout = function() {\n  return new Timeout(apply.call(setTimeout, window, arguments), clearTimeout);\n};\nexports.setInterval = function() {\n  return new Timeout(apply.call(setInterval, window, arguments), clearInterval);\n};\nexports.clearTimeout =\nexports.clearInterval = function(timeout) { timeout.close(); };\n\nfunction Timeout(id, clearFn) {\n  this._id = id;\n  this._clearFn = clearFn;\n}\nTimeout.prototype.unref = Timeout.prototype.ref = function() {};\nTimeout.prototype.close = 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Technically, we don't need this anymore\n   * since native bind is now performant enough in most browsers.\n   * But removing it would mean breaking code that was able to run in\n   * PhantomJS 1.x, so this must be kept for backward compatibility.\n   */\n\n  /* istanbul ignore next */\n  function polyfillBind (fn, ctx) {\n    function boundFn (a) {\n      var l = arguments.length;\n      return l\n        ? l > 1\n          ? fn.apply(ctx, arguments)\n          : fn.call(ctx, a)\n        : fn.call(ctx)\n    }\n\n    boundFn._length = fn.length;\n    return boundFn\n  }\n\n  function nativeBind (fn, ctx) {\n    return fn.bind(ctx)\n  }\n\n  var bind = Function.prototype.bind\n    ? nativeBind\n    : polyfillBind;\n\n  /**\n   * Convert an Array-like object to a real Array.\n   */\n  function toArray (list, start) {\n    start = start || 0;\n    var i = list.length - start;\n    var ret = new Array(i);\n    while (i--) {\n      ret[i] = list[i + start];\n    }\n    return ret\n  }\n\n  /**\n   * Mix properties into target object.\n   */\n  function extend (to, _from) {\n    for (var key in _from) {\n      to[key] = _from[key];\n    }\n    return to\n  }\n\n  /**\n   * Merge an Array of Objects into a single Object.\n   */\n  function toObject (arr) {\n    var res = {};\n    for (var i = 0; i < arr.length; i++) {\n      if (arr[i]) {\n        extend(res, arr[i]);\n      }\n    }\n    return res\n  }\n\n  /* eslint-disable no-unused-vars */\n\n  /**\n   * Perform no operation.\n   * Stubbing args to make Flow happy without leaving useless transpiled code\n   * with ...rest (https://flow.org/blog/2017/05/07/Strict-Function-Call-Arity/).\n   */\n  function noop (a, b, c) {}\n\n  /**\n   * Always return false.\n   */\n  var no = function (a, b, c) { return false; };\n\n  /* eslint-enable no-unused-vars */\n\n  /**\n   * Return the same value.\n   */\n  var identity = function (_) { return _; };\n\n  /**\n   * Generate a string containing static keys from compiler modules.\n   */\n  function genStaticKeys (modules) {\n    return modules.reduce(function (keys, m) {\n      return keys.concat(m.staticKeys || [])\n    }, []).join(',')\n  }\n\n  /**\n   * Check if two values are loosely equal - that is,\n   * if they are plain objects, do they have the same shape?\n   */\n  function looseEqual (a, b) {\n    if (a === b) { return true }\n    var isObjectA = isObject(a);\n    var isObjectB = isObject(b);\n    if (isObjectA && isObjectB) {\n      try {\n        var isArrayA = Array.isArray(a);\n        var isArrayB = Array.isArray(b);\n        if (isArrayA && isArrayB) {\n          return a.length === b.length && a.every(function (e, i) {\n            return looseEqual(e, b[i])\n          })\n        } else if (a instanceof Date && b instanceof Date) {\n          return a.getTime() === b.getTime()\n        } else if (!isArrayA && !isArrayB) {\n          var keysA = Object.keys(a);\n          var keysB = Object.keys(b);\n          return keysA.length === keysB.length && keysA.every(function (key) {\n            return looseEqual(a[key], b[key])\n          })\n        } else {\n          /* istanbul ignore next */\n          return false\n        }\n      } catch (e) {\n        /* istanbul ignore next */\n        return false\n      }\n    } else if (!isObjectA && !isObjectB) {\n      return String(a) === String(b)\n    } else {\n      return false\n    }\n  }\n\n  /**\n   * Return the first index at which a loosely equal value can be\n   * found in the array (if value is a plain object, the array must\n   * contain an object of the same shape), or -1 if it is not present.\n   */\n  function looseIndexOf (arr, val) {\n    for (var i = 0; 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This is platform-dependent and may be overwritten.\n     */\n    isReservedTag: no,\n\n    /**\n     * Check if an attribute is reserved so that it cannot be used as a component\n     * prop. This is platform-dependent and may be overwritten.\n     */\n    isReservedAttr: no,\n\n    /**\n     * Check if a tag is an unknown element.\n     * Platform-dependent.\n     */\n    isUnknownElement: no,\n\n    /**\n     * Get the namespace of an element\n     */\n    getTagNamespace: noop,\n\n    /**\n     * Parse the real tag name for the specific platform.\n     */\n    parsePlatformTagName: identity,\n\n    /**\n     * Check if an attribute must be bound using property, e.g. value\n     * Platform-dependent.\n     */\n    mustUseProp: no,\n\n    /**\n     * Perform updates asynchronously. Intended to be used by Vue Test Utils\n     * This will significantly reduce performance if set to false.\n     */\n    async: true,\n\n    /**\n     * Exposed for legacy reasons\n     */\n    _lifecycleHooks: LIFECYCLE_HOOKS\n  });\n\n  /*  */\n\n  /**\n   * unicode letters used for parsing html tags, component names and property paths.\n   * using https://www.w3.org/TR/html53/semantics-scripting.html#potentialcustomelementname\n   * skipping \\u10000-\\uEFFFF due to it freezing up PhantomJS\n   */\n  var unicodeRegExp = /a-zA-Z\\u00B7\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u203F-\\u2040\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD/;\n\n  /**\n   * Check if a string starts with $ or _\n   */\n  function isReserved (str) {\n    var c = (str + '').charCodeAt(0);\n    return c === 0x24 || c === 0x5F\n  }\n\n  /**\n   * Define a property.\n   */\n  function def (obj, key, val, enumerable) {\n    Object.defineProperty(obj, key, {\n      value: val,\n      enumerable: !!enumerable,\n      writable: true,\n      configurable: true\n    });\n  }\n\n  /**\n   * Parse simple path.\n   */\n  var bailRE = new RegExp((\"[^\" + (unicodeRegExp.source) + \".$_\\\\d]\"));\n  function parsePath (path) {\n    if (bailRE.test(path)) {\n      return\n    }\n    var segments = path.split('.');\n    return function (obj) {\n      for (var i = 0; i < segments.length; i++) {\n        if (!obj) { return }\n        obj = obj[segments[i]];\n      }\n      return obj\n    }\n  }\n\n  /*  */\n\n  // can we use __proto__?\n  var hasProto = '__proto__' in {};\n\n  // Browser environment sniffing\n  var inBrowser = typeof window !== 'undefined';\n  var inWeex = typeof WXEnvironment !== 'undefined' && !!WXEnvironment.platform;\n  var weexPlatform = inWeex && WXEnvironment.platform.toLowerCase();\n  var UA = inBrowser && window.navigator.userAgent.toLowerCase();\n  var isIE = UA && /msie|trident/.test(UA);\n  var isIE9 = UA && UA.indexOf('msie 9.0') > 0;\n  var isEdge = UA && UA.indexOf('edge/') > 0;\n  var isAndroid = (UA && UA.indexOf('android') > 0) || (weexPlatform === 'android');\n  var isIOS = (UA && /iphone|ipad|ipod|ios/.test(UA)) || (weexPlatform === 'ios');\n  var isChrome = UA && /chrome\\/\\d+/.test(UA) && !isEdge;\n  var isPhantomJS = UA && /phantomjs/.test(UA);\n  var isFF = UA && UA.match(/firefox\\/(\\d+)/);\n\n  // Firefox has a \"watch\" function on Object.prototype...\n  var nativeWatch = ({}).watch;\n\n  var supportsPassive = false;\n  if (inBrowser) {\n    try {\n      var opts = {};\n      Object.defineProperty(opts, 'passive', ({\n        get: function get () {\n          /* istanbul ignore next */\n          supportsPassive = true;\n        }\n      })); // https://github.com/facebook/flow/issues/285\n      window.addEventListener('test-passive', null, opts);\n    } catch (e) {}\n  }\n\n  // this needs to be lazy-evaled because vue may be required before\n  // vue-server-renderer can set VUE_ENV\n  var _isServer;\n  var isServerRendering = function () {\n    if (_isServer === undefined) {\n      /* istanbul ignore if */\n      if (!inBrowser && !inWeex && typeof global !== 'undefined') {\n        // detect presence of vue-server-renderer and avoid\n        // Webpack shimming the process\n        _isServer = global['process'] && global['process'].env.VUE_ENV === 'server';\n      } else {\n        _isServer = false;\n      }\n    }\n    return _isServer\n  };\n\n  // detect devtools\n  var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__;\n\n  /* istanbul ignore next */\n  function isNative (Ctor) {\n    return typeof Ctor === 'function' && /native code/.test(Ctor.toString())\n  }\n\n  var hasSymbol =\n    typeof Symbol !== 'undefined' && isNative(Symbol) &&\n    typeof Reflect !== 'undefined' && isNative(Reflect.ownKeys);\n\n  var _Set;\n  /* istanbul ignore if */ // $flow-disable-line\n  if (typeof Set !== 'undefined' && isNative(Set)) {\n    // use native Set when available.\n    _Set = Set;\n  } else {\n    // a non-standard Set polyfill that only works with primitive keys.\n    _Set = /*@__PURE__*/(function () {\n      function Set () {\n        this.set = Object.create(null);\n      }\n      Set.prototype.has = function has (key) {\n        return this.set[key] === true\n      };\n      Set.prototype.add = function add (key) {\n        this.set[key] = true;\n      };\n      Set.prototype.clear = function clear () {\n        this.set = Object.create(null);\n      };\n\n      return Set;\n    }());\n  }\n\n  /*  */\n\n  var warn = noop;\n  var tip = noop;\n  var generateComponentTrace = (noop); // work around flow check\n  var formatComponentName = (noop);\n\n  {\n    var hasConsole = typeof console !== 'undefined';\n    var classifyRE = /(?:^|[-_])(\\w)/g;\n    var classify = function (str) { return str\n      .replace(classifyRE, function (c) { return c.toUpperCase(); })\n      .replace(/[-_]/g, ''); };\n\n    warn = function (msg, vm) {\n      var trace = vm ? generateComponentTrace(vm) : '';\n\n      if (config.warnHandler) {\n        config.warnHandler.call(null, msg, vm, trace);\n      } else if (hasConsole && (!config.silent)) {\n        console.error((\"[Vue warn]: \" + msg + trace));\n      }\n    };\n\n    tip = function (msg, vm) {\n      if (hasConsole && (!config.silent)) {\n        console.warn(\"[Vue tip]: \" + msg + (\n          vm ? generateComponentTrace(vm) : ''\n        ));\n      }\n    };\n\n    formatComponentName = function (vm, includeFile) {\n      if (vm.$root === vm) {\n        return '<Root>'\n      }\n      var options = typeof vm === 'function' && vm.cid != null\n        ? vm.options\n        : vm._isVue\n          ? vm.$options || vm.constructor.options\n          : vm;\n      var name = options.name || options._componentTag;\n      var file = options.__file;\n      if (!name && file) {\n        var match = file.match(/([^/\\\\]+)\\.vue$/);\n        name = match && match[1];\n      }\n\n      return (\n        (name ? (\"<\" + (classify(name)) + \">\") : \"<Anonymous>\") +\n        (file && includeFile !== false ? (\" at \" + file) : '')\n      )\n    };\n\n    var repeat = function (str, n) {\n      var res = '';\n      while (n) {\n        if (n % 2 === 1) { res += str; }\n        if (n > 1) { str += str; }\n        n >>= 1;\n      }\n      return res\n    };\n\n    generateComponentTrace = function (vm) {\n      if (vm._isVue && vm.$parent) {\n        var tree = [];\n        var currentRecursiveSequence = 0;\n        while (vm) {\n          if (tree.length > 0) {\n            var last = tree[tree.length - 1];\n            if (last.constructor === vm.constructor) {\n              currentRecursiveSequence++;\n              vm = vm.$parent;\n              continue\n            } else if (currentRecursiveSequence > 0) {\n              tree[tree.length - 1] = [last, currentRecursiveSequence];\n              currentRecursiveSequence = 0;\n            }\n          }\n          tree.push(vm);\n          vm = vm.$parent;\n        }\n        return '\\n\\nfound in\\n\\n' + tree\n          .map(function (vm, i) { return (\"\" + (i === 0 ? '---> ' : repeat(' ', 5 + i * 2)) + (Array.isArray(vm)\n              ? ((formatComponentName(vm[0])) + \"... (\" + (vm[1]) + \" recursive calls)\")\n              : formatComponentName(vm))); })\n          .join('\\n')\n      } else {\n        return (\"\\n\\n(found in \" + (formatComponentName(vm)) + \")\")\n      }\n    };\n  }\n\n  /*  */\n\n  var uid = 0;\n\n  /**\n   * A dep is an observable that can have multiple\n   * directives subscribing to it.\n   */\n  var Dep = function Dep () {\n    this.id = uid++;\n    this.subs = [];\n  };\n\n  Dep.prototype.addSub = function addSub (sub) {\n    this.subs.push(sub);\n  };\n\n  Dep.prototype.removeSub = function removeSub (sub) {\n    remove(this.subs, sub);\n  };\n\n  Dep.prototype.depend = function depend () {\n    if (Dep.target) {\n      Dep.target.addDep(this);\n    }\n  };\n\n  Dep.prototype.notify = function notify () {\n    // stabilize the subscriber list first\n    var subs = this.subs.slice();\n    if (!config.async) {\n      // subs aren't sorted in scheduler if not running async\n      // we need to sort them now to make sure they fire in correct\n      // order\n      subs.sort(function (a, b) { return a.id - b.id; });\n    }\n    for (var i = 0, l = subs.length; i < l; i++) {\n      subs[i].update();\n    }\n  };\n\n  // The current target watcher being evaluated.\n  // This is globally unique because only one watcher\n  // can be evaluated at a time.\n  Dep.target = null;\n  var targetStack = [];\n\n  function pushTarget (target) {\n    targetStack.push(target);\n    Dep.target = target;\n  }\n\n  function popTarget () {\n    targetStack.pop();\n    Dep.target = targetStack[targetStack.length - 1];\n  }\n\n  /*  */\n\n  var VNode = function VNode (\n    tag,\n    data,\n    children,\n    text,\n    elm,\n    context,\n    componentOptions,\n    asyncFactory\n  ) {\n    this.tag = tag;\n    this.data = data;\n    this.children = children;\n    this.text = text;\n    this.elm = elm;\n    this.ns = undefined;\n    this.context = context;\n    this.fnContext = undefined;\n    this.fnOptions = undefined;\n    this.fnScopeId = undefined;\n    this.key = data && data.key;\n    this.componentOptions = componentOptions;\n    this.componentInstance = undefined;\n    this.parent = undefined;\n    this.raw = false;\n    this.isStatic = false;\n    this.isRootInsert = true;\n    this.isComment = false;\n    this.isCloned = false;\n    this.isOnce = false;\n    this.asyncFactory = asyncFactory;\n    this.asyncMeta = undefined;\n    this.isAsyncPlaceholder = false;\n  };\n\n  var prototypeAccessors = { child: { configurable: true } };\n\n  // DEPRECATED: alias for componentInstance for backwards compat.\n  /* istanbul ignore next */\n  prototypeAccessors.child.get = function () {\n    return this.componentInstance\n  };\n\n  Object.defineProperties( VNode.prototype, prototypeAccessors );\n\n  var createEmptyVNode = function (text) {\n    if ( text === void 0 ) text = '';\n\n    var node = new VNode();\n    node.text = text;\n    node.isComment = true;\n    return node\n  };\n\n  function createTextVNode (val) {\n    return new VNode(undefined, undefined, undefined, String(val))\n  }\n\n  // optimized shallow clone\n  // used for static nodes and slot nodes because they may be reused across\n  // multiple renders, cloning them avoids errors when DOM manipulations rely\n  // on their elm reference.\n  function cloneVNode (vnode) {\n    var cloned = new VNode(\n      vnode.tag,\n      vnode.data,\n      // #7975\n      // clone children array to avoid mutating original in case of cloning\n      // a child.\n      vnode.children && vnode.children.slice(),\n      vnode.text,\n      vnode.elm,\n      vnode.context,\n      vnode.componentOptions,\n      vnode.asyncFactory\n    );\n    cloned.ns = vnode.ns;\n    cloned.isStatic = vnode.isStatic;\n    cloned.key = vnode.key;\n    cloned.isComment = vnode.isComment;\n    cloned.fnContext = vnode.fnContext;\n    cloned.fnOptions = vnode.fnOptions;\n    cloned.fnScopeId = vnode.fnScopeId;\n    cloned.asyncMeta = vnode.asyncMeta;\n    cloned.isCloned = true;\n    return cloned\n  }\n\n  /*\n   * not type checking this file because flow doesn't play well with\n   * dynamically accessing methods on Array prototype\n   */\n\n  var arrayProto = Array.prototype;\n  var arrayMethods = Object.create(arrayProto);\n\n  var methodsToPatch = [\n    'push',\n    'pop',\n    'shift',\n    'unshift',\n    'splice',\n    'sort',\n    'reverse'\n  ];\n\n  /**\n   * Intercept mutating methods and emit events\n   */\n  methodsToPatch.forEach(function (method) {\n    // cache original method\n    var original = arrayProto[method];\n    def(arrayMethods, method, function mutator () {\n      var args = [], len = arguments.length;\n      while ( len-- ) args[ len ] = arguments[ len ];\n\n      var result = original.apply(this, args);\n      var ob = this.__ob__;\n      var inserted;\n      switch (method) {\n        case 'push':\n        case 'unshift':\n          inserted = args;\n          break\n        case 'splice':\n          inserted = args.slice(2);\n          break\n      }\n      if (inserted) { ob.observeArray(inserted); }\n      // notify change\n      ob.dep.notify();\n      return result\n    });\n  });\n\n  /*  */\n\n  var arrayKeys = Object.getOwnPropertyNames(arrayMethods);\n\n  /**\n   * In some cases we may want to disable observation inside a component's\n   * update computation.\n   */\n  var shouldObserve = true;\n\n  function toggleObserving (value) {\n    shouldObserve = value;\n  }\n\n  /**\n   * Observer class that is attached to each observed\n   * object. Once attached, the observer converts the target\n   * object's property keys into getter/setters that\n   * collect dependencies and dispatch updates.\n   */\n  var Observer = function Observer (value) {\n    this.value = value;\n    this.dep = new Dep();\n    this.vmCount = 0;\n    def(value, '__ob__', this);\n    if (Array.isArray(value)) {\n      if (hasProto) {\n        protoAugment(value, arrayMethods);\n      } else {\n        copyAugment(value, arrayMethods, arrayKeys);\n      }\n      this.observeArray(value);\n    } else {\n      this.walk(value);\n    }\n  };\n\n  /**\n   * Walk through all properties and convert them into\n   * getter/setters. This method should only be called when\n   * value type is Object.\n   */\n  Observer.prototype.walk = function walk (obj) {\n    var keys = Object.keys(obj);\n    for (var i = 0; i < keys.length; i++) {\n      defineReactive$$1(obj, keys[i]);\n    }\n  };\n\n  /**\n   * Observe a list of Array items.\n   */\n  Observer.prototype.observeArray = function observeArray (items) {\n    for (var i = 0, l = items.length; i < l; i++) {\n      observe(items[i]);\n    }\n  };\n\n  // helpers\n\n  /**\n   * Augment a target Object or Array by intercepting\n   * the prototype chain using __proto__\n   */\n  function protoAugment (target, src) {\n    /* eslint-disable no-proto */\n    target.__proto__ = src;\n    /* eslint-enable no-proto */\n  }\n\n  /**\n   * Augment a target Object or Array by defining\n   * hidden properties.\n   */\n  /* istanbul ignore next */\n  function copyAugment (target, src, keys) {\n    for (var i = 0, l = keys.length; i < l; i++) {\n      var key = keys[i];\n      def(target, key, src[key]);\n    }\n  }\n\n  /**\n   * Attempt to create an observer instance for a value,\n   * returns the new observer if successfully observed,\n   * or the existing observer if the value already has one.\n   */\n  function observe (value, asRootData) {\n    if (!isObject(value) || value instanceof VNode) {\n      return\n    }\n    var ob;\n    if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {\n      ob = value.__ob__;\n    } else if (\n      shouldObserve &&\n      !isServerRendering() &&\n      (Array.isArray(value) || isPlainObject(value)) &&\n      Object.isExtensible(value) &&\n      !value._isVue\n    ) {\n      ob = new Observer(value);\n    }\n    if (asRootData && ob) {\n      ob.vmCount++;\n    }\n    return ob\n  }\n\n  /**\n   * Define a reactive property on an Object.\n   */\n  function defineReactive$$1 (\n    obj,\n    key,\n    val,\n    customSetter,\n    shallow\n  ) {\n    var dep = new Dep();\n\n    var property = Object.getOwnPropertyDescriptor(obj, key);\n    if (property && property.configurable === false) {\n      return\n    }\n\n    // cater for pre-defined getter/setters\n    var getter = property && property.get;\n    var setter = property && property.set;\n    if ((!getter || setter) && arguments.length === 2) {\n      val = obj[key];\n    }\n\n    var childOb = !shallow && observe(val);\n    Object.defineProperty(obj, key, {\n      enumerable: true,\n      configurable: true,\n      get: function reactiveGetter () {\n        var value = getter ? getter.call(obj) : val;\n        if (Dep.target) {\n          dep.depend();\n          if (childOb) {\n            childOb.dep.depend();\n            if (Array.isArray(value)) {\n              dependArray(value);\n            }\n          }\n        }\n        return value\n      },\n      set: function reactiveSetter (newVal) {\n        var value = getter ? getter.call(obj) : val;\n        /* eslint-disable no-self-compare */\n        if (newVal === value || (newVal !== newVal && value !== value)) {\n          return\n        }\n        /* eslint-enable no-self-compare */\n        if (customSetter) {\n          customSetter();\n        }\n        // #7981: for accessor properties without setter\n        if (getter && !setter) { return }\n        if (setter) {\n          setter.call(obj, newVal);\n        } else {\n          val = newVal;\n        }\n        childOb = !shallow && observe(newVal);\n        dep.notify();\n      }\n    });\n  }\n\n  /**\n   * Set a property on an object. Adds the new property and\n   * triggers change notification if the property doesn't\n   * already exist.\n   */\n  function set (target, key, val) {\n    if (isUndef(target) || isPrimitive(target)\n    ) {\n      warn((\"Cannot set reactive property on undefined, null, or primitive value: \" + ((target))));\n    }\n    if (Array.isArray(target) && isValidArrayIndex(key)) {\n      target.length = Math.max(target.length, key);\n      target.splice(key, 1, val);\n      return val\n    }\n    if (key in target && !(key in Object.prototype)) {\n      target[key] = val;\n      return val\n    }\n    var ob = (target).__ob__;\n    if (target._isVue || (ob && ob.vmCount)) {\n      warn(\n        'Avoid adding reactive properties to a Vue instance or its root $data ' +\n        'at runtime - declare it upfront in the data option.'\n      );\n      return val\n    }\n    if (!ob) {\n      target[key] = val;\n      return val\n    }\n    defineReactive$$1(ob.value, key, val);\n    ob.dep.notify();\n    return val\n  }\n\n  /**\n   * Delete a property and trigger change if necessary.\n   */\n  function del (target, key) {\n    if (isUndef(target) || isPrimitive(target)\n    ) {\n      warn((\"Cannot delete reactive property on undefined, null, or primitive value: \" + ((target))));\n    }\n    if (Array.isArray(target) && isValidArrayIndex(key)) {\n      target.splice(key, 1);\n      return\n    }\n    var ob = (target).__ob__;\n    if (target._isVue || (ob && ob.vmCount)) {\n      warn(\n        'Avoid deleting properties on a Vue instance or its root $data ' +\n        '- just set it to null.'\n      );\n      return\n    }\n    if (!hasOwn(target, key)) {\n      return\n    }\n    delete target[key];\n    if (!ob) {\n      return\n    }\n    ob.dep.notify();\n  }\n\n  /**\n   * Collect dependencies on array elements when the array is touched, since\n   * we cannot intercept array element access like property getters.\n   */\n  function dependArray (value) {\n    for (var e = (void 0), i = 0, l = value.length; i < l; i++) {\n      e = value[i];\n      e && e.__ob__ && e.__ob__.dep.depend();\n      if (Array.isArray(e)) {\n        dependArray(e);\n      }\n    }\n  }\n\n  /*  */\n\n  /**\n   * Option overwriting strategies are functions that handle\n   * how to merge a parent option value and a child option\n   * value into the final value.\n   */\n  var strats = config.optionMergeStrategies;\n\n  /**\n   * Options with restrictions\n   */\n  {\n    strats.el = strats.propsData = function (parent, child, vm, key) {\n      if (!vm) {\n        warn(\n          \"option \\\"\" + key + \"\\\" can only be used during instance \" +\n          'creation with the `new` keyword.'\n        );\n      }\n      return defaultStrat(parent, child)\n    };\n  }\n\n  /**\n   * Helper that recursively merges two data objects together.\n   */\n  function mergeData (to, from) {\n    if (!from) { return to }\n    var key, toVal, fromVal;\n\n    var keys = hasSymbol\n      ? Reflect.ownKeys(from)\n      : Object.keys(from);\n\n    for (var i = 0; i < keys.length; i++) {\n      key = keys[i];\n      // in case the object is already observed...\n      if (key === '__ob__') { continue }\n      toVal = to[key];\n      fromVal = from[key];\n      if (!hasOwn(to, key)) {\n        set(to, key, fromVal);\n      } else if (\n        toVal !== fromVal &&\n        isPlainObject(toVal) &&\n        isPlainObject(fromVal)\n      ) {\n        mergeData(toVal, fromVal);\n      }\n    }\n    return to\n  }\n\n  /**\n   * Data\n   */\n  function mergeDataOrFn (\n    parentVal,\n    childVal,\n    vm\n  ) {\n    if (!vm) {\n      // in a Vue.extend merge, both should be functions\n      if (!childVal) {\n        return parentVal\n      }\n      if (!parentVal) {\n        return childVal\n      }\n      // when parentVal & childVal are both present,\n      // we need to return a function that returns the\n      // merged result of both functions... no need to\n      // check if parentVal is a function here because\n      // it has to be a function to pass previous merges.\n      return function mergedDataFn () {\n        return mergeData(\n          typeof childVal === 'function' ? childVal.call(this, this) : childVal,\n          typeof parentVal === 'function' ? parentVal.call(this, this) : parentVal\n        )\n      }\n    } else {\n      return function mergedInstanceDataFn () {\n        // instance merge\n        var instanceData = typeof childVal === 'function'\n          ? childVal.call(vm, vm)\n          : childVal;\n        var defaultData = typeof parentVal === 'function'\n          ? parentVal.call(vm, vm)\n          : parentVal;\n        if (instanceData) {\n          return mergeData(instanceData, defaultData)\n        } else {\n          return defaultData\n        }\n      }\n    }\n  }\n\n  strats.data = function (\n    parentVal,\n    childVal,\n    vm\n  ) {\n    if (!vm) {\n      if (childVal && typeof childVal !== 'function') {\n        warn(\n          'The \"data\" option should be a function ' +\n          'that returns a per-instance value in component ' +\n          'definitions.',\n          vm\n        );\n\n        return parentVal\n      }\n      return mergeDataOrFn(parentVal, childVal)\n    }\n\n    return mergeDataOrFn(parentVal, childVal, vm)\n  };\n\n  /**\n   * Hooks and props are merged as arrays.\n   */\n  function mergeHook (\n    parentVal,\n    childVal\n  ) {\n    var res = childVal\n      ? parentVal\n        ? parentVal.concat(childVal)\n        : Array.isArray(childVal)\n          ? childVal\n          : [childVal]\n      : parentVal;\n    return res\n      ? dedupeHooks(res)\n      : res\n  }\n\n  function dedupeHooks (hooks) {\n    var res = [];\n    for (var i = 0; i < hooks.length; i++) {\n      if (res.indexOf(hooks[i]) === -1) {\n        res.push(hooks[i]);\n      }\n    }\n    return res\n  }\n\n  LIFECYCLE_HOOKS.forEach(function (hook) {\n    strats[hook] = mergeHook;\n  });\n\n  /**\n   * Assets\n   *\n   * When a vm is present (instance creation), we need to do\n   * a three-way merge between constructor options, instance\n   * options and parent options.\n   */\n  function mergeAssets (\n    parentVal,\n    childVal,\n    vm,\n    key\n  ) {\n    var res = Object.create(parentVal || null);\n    if (childVal) {\n      assertObjectType(key, childVal, vm);\n      return extend(res, childVal)\n    } else {\n      return res\n    }\n  }\n\n  ASSET_TYPES.forEach(function (type) {\n    strats[type + 's'] = mergeAssets;\n  });\n\n  /**\n   * Watchers.\n   *\n   * Watchers hashes should not overwrite one\n   * another, so we merge them as arrays.\n   */\n  strats.watch = function (\n    parentVal,\n    childVal,\n    vm,\n    key\n  ) {\n    // work around Firefox's Object.prototype.watch...\n    if (parentVal === nativeWatch) { parentVal = undefined; }\n    if (childVal === nativeWatch) { childVal = undefined; }\n    /* istanbul ignore if */\n    if (!childVal) { return Object.create(parentVal || null) }\n    {\n      assertObjectType(key, childVal, vm);\n    }\n    if (!parentVal) { return childVal }\n    var ret = {};\n    extend(ret, parentVal);\n    for (var key$1 in childVal) {\n      var parent = ret[key$1];\n      var child = childVal[key$1];\n      if (parent && !Array.isArray(parent)) {\n        parent = [parent];\n      }\n      ret[key$1] = parent\n        ? parent.concat(child)\n        : Array.isArray(child) ? child : [child];\n    }\n    return ret\n  };\n\n  /**\n   * Other object hashes.\n   */\n  strats.props =\n  strats.methods =\n  strats.inject =\n  strats.computed = function (\n    parentVal,\n    childVal,\n    vm,\n    key\n  ) {\n    if (childVal && \"development\" !== 'production') {\n      assertObjectType(key, childVal, vm);\n    }\n    if (!parentVal) { return childVal }\n    var ret = Object.create(null);\n    extend(ret, parentVal);\n    if (childVal) { extend(ret, childVal); }\n    return ret\n  };\n  strats.provide = mergeDataOrFn;\n\n  /**\n   * Default strategy.\n   */\n  var defaultStrat = function (parentVal, childVal) {\n    return childVal === undefined\n      ? parentVal\n      : childVal\n  };\n\n  /**\n   * Validate component names\n   */\n  function checkComponents (options) {\n    for (var key in options.components) {\n      validateComponentName(key);\n    }\n  }\n\n  function validateComponentName (name) {\n    if (!new RegExp((\"^[a-zA-Z][\\\\-\\\\.0-9_\" + (unicodeRegExp.source) + \"]*$\")).test(name)) {\n      warn(\n        'Invalid component name: \"' + name + '\". Component names ' +\n        'should conform to valid custom element name in html5 specification.'\n      );\n    }\n    if (isBuiltInTag(name) || config.isReservedTag(name)) {\n      warn(\n        'Do not use built-in or reserved HTML elements as component ' +\n        'id: ' + name\n      );\n    }\n  }\n\n  /**\n   * Ensure all props option syntax are normalized into the\n   * Object-based format.\n   */\n  function normalizeProps (options, vm) {\n    var props = options.props;\n    if (!props) { return }\n    var res = {};\n    var i, val, name;\n    if (Array.isArray(props)) {\n      i = props.length;\n      while (i--) {\n        val = props[i];\n        if (typeof val === 'string') {\n          name = camelize(val);\n          res[name] = { type: null };\n        } else {\n          warn('props must be strings when using array syntax.');\n        }\n      }\n    } else if (isPlainObject(props)) {\n      for (var key in props) {\n        val = props[key];\n        name = camelize(key);\n        res[name] = isPlainObject(val)\n          ? val\n          : { type: val };\n      }\n    } else {\n      warn(\n        \"Invalid value for option \\\"props\\\": expected an Array or an Object, \" +\n        \"but got \" + (toRawType(props)) + \".\",\n        vm\n      );\n    }\n    options.props = res;\n  }\n\n  /**\n   * Normalize all injections into Object-based format\n   */\n  function normalizeInject (options, vm) {\n    var inject = options.inject;\n    if (!inject) { return }\n    var normalized = options.inject = {};\n    if (Array.isArray(inject)) {\n      for (var i = 0; i < inject.length; i++) {\n        normalized[inject[i]] = { from: inject[i] };\n      }\n    } else if (isPlainObject(inject)) {\n      for (var key in inject) {\n        var val = inject[key];\n        normalized[key] = isPlainObject(val)\n          ? extend({ from: key }, val)\n          : { from: val };\n      }\n    } else {\n      warn(\n        \"Invalid value for option \\\"inject\\\": expected an Array or an Object, \" +\n        \"but got \" + (toRawType(inject)) + \".\",\n        vm\n      );\n    }\n  }\n\n  /**\n   * Normalize raw function directives into object format.\n   */\n  function normalizeDirectives (options) {\n    var dirs = options.directives;\n    if (dirs) {\n      for (var key in dirs) {\n        var def$$1 = dirs[key];\n        if (typeof def$$1 === 'function') {\n          dirs[key] = { bind: def$$1, update: def$$1 };\n        }\n      }\n    }\n  }\n\n  function assertObjectType (name, value, vm) {\n    if (!isPlainObject(value)) {\n      warn(\n        \"Invalid value for option \\\"\" + name + \"\\\": expected an Object, \" +\n        \"but got \" + (toRawType(value)) + \".\",\n        vm\n      );\n    }\n  }\n\n  /**\n   * Merge two option objects into a new one.\n   * Core utility used in both instantiation and inheritance.\n   */\n  function mergeOptions (\n    parent,\n    child,\n    vm\n  ) {\n    {\n      checkComponents(child);\n    }\n\n    if (typeof child === 'function') {\n      child = child.options;\n    }\n\n    normalizeProps(child, vm);\n    normalizeInject(child, vm);\n    normalizeDirectives(child);\n\n    // Apply extends and mixins on the child options,\n    // but only if it is a raw options object that isn't\n    // the result of another mergeOptions call.\n    // Only merged options has the _base property.\n    if (!child._base) {\n      if (child.extends) {\n        parent = mergeOptions(parent, child.extends, vm);\n      }\n      if (child.mixins) {\n        for (var i = 0, l = child.mixins.length; i < l; i++) {\n          parent = mergeOptions(parent, child.mixins[i], vm);\n        }\n      }\n    }\n\n    var options = {};\n    var key;\n    for (key in parent) {\n      mergeField(key);\n    }\n    for (key in child) {\n      if (!hasOwn(parent, key)) {\n        mergeField(key);\n      }\n    }\n    function mergeField (key) {\n      var strat = strats[key] || defaultStrat;\n      options[key] = strat(parent[key], child[key], vm, key);\n    }\n    return options\n  }\n\n  /**\n   * Resolve an asset.\n   * This function is used because child instances need access\n   * to assets defined in its ancestor chain.\n   */\n  function resolveAsset (\n    options,\n    type,\n    id,\n    warnMissing\n  ) {\n    /* istanbul ignore if */\n    if (typeof id !== 'string') {\n      return\n    }\n    var assets = options[type];\n    // check local registration variations first\n    if (hasOwn(assets, id)) { return assets[id] }\n    var camelizedId = camelize(id);\n    if (hasOwn(assets, camelizedId)) { return assets[camelizedId] }\n    var PascalCaseId = capitalize(camelizedId);\n    if (hasOwn(assets, PascalCaseId)) { return assets[PascalCaseId] }\n    // fallback to prototype chain\n    var res = assets[id] || assets[camelizedId] || assets[PascalCaseId];\n    if (warnMissing && !res) {\n      warn(\n        'Failed to resolve ' + type.slice(0, -1) + ': ' + id,\n        options\n      );\n    }\n    return res\n  }\n\n  /*  */\n\n\n\n  function validateProp (\n    key,\n    propOptions,\n    propsData,\n    vm\n  ) {\n    var prop = propOptions[key];\n    var absent = !hasOwn(propsData, key);\n    var value = propsData[key];\n    // boolean casting\n    var booleanIndex = getTypeIndex(Boolean, prop.type);\n    if (booleanIndex > -1) {\n      if (absent && !hasOwn(prop, 'default')) {\n        value = false;\n      } else if (value === '' || value === hyphenate(key)) {\n        // only cast empty string / same name to boolean if\n        // boolean has higher priority\n        var stringIndex = getTypeIndex(String, prop.type);\n        if (stringIndex < 0 || booleanIndex < stringIndex) {\n          value = true;\n        }\n      }\n    }\n    // check default value\n    if (value === undefined) {\n      value = getPropDefaultValue(vm, prop, key);\n      // since the default value is a fresh copy,\n      // make sure to observe it.\n      var prevShouldObserve = shouldObserve;\n      toggleObserving(true);\n      observe(value);\n      toggleObserving(prevShouldObserve);\n    }\n    {\n      assertProp(prop, key, value, vm, absent);\n    }\n    return value\n  }\n\n  /**\n   * Get the default value of a prop.\n   */\n  function getPropDefaultValue (vm, prop, key) {\n    // no default, return undefined\n    if (!hasOwn(prop, 'default')) {\n      return undefined\n    }\n    var def = prop.default;\n    // warn against non-factory defaults for Object & Array\n    if (isObject(def)) {\n      warn(\n        'Invalid default value for prop \"' + key + '\": ' +\n        'Props with type Object/Array must use a factory function ' +\n        'to return the default value.',\n        vm\n      );\n    }\n    // the raw prop value was also undefined from previous render,\n    // return previous default value to avoid unnecessary watcher trigger\n    if (vm && vm.$options.propsData &&\n      vm.$options.propsData[key] === undefined &&\n      vm._props[key] !== undefined\n    ) {\n      return vm._props[key]\n    }\n    // call factory function for non-Function types\n    // a value is Function if its prototype is function even across different execution context\n    return typeof def === 'function' && getType(prop.type) !== 'Function'\n      ? def.call(vm)\n      : def\n  }\n\n  /**\n   * Assert whether a prop is valid.\n   */\n  function assertProp (\n    prop,\n    name,\n    value,\n    vm,\n    absent\n  ) {\n    if (prop.required && absent) {\n      warn(\n        'Missing required prop: \"' + name + '\"',\n        vm\n      );\n      return\n    }\n    if (value == null && !prop.required) {\n      return\n    }\n    var type = prop.type;\n    var valid = !type || type === true;\n    var expectedTypes = [];\n    if (type) {\n      if (!Array.isArray(type)) {\n        type = [type];\n      }\n      for (var i = 0; i < type.length && !valid; i++) {\n        var assertedType = assertType(value, type[i]);\n        expectedTypes.push(assertedType.expectedType || '');\n        valid = assertedType.valid;\n      }\n    }\n\n    if (!valid) {\n      warn(\n        getInvalidTypeMessage(name, value, expectedTypes),\n        vm\n      );\n      return\n    }\n    var validator = prop.validator;\n    if (validator) {\n      if (!validator(value)) {\n        warn(\n          'Invalid prop: custom validator check failed for prop \"' + name + '\".',\n          vm\n        );\n      }\n    }\n  }\n\n  var simpleCheckRE = /^(String|Number|Boolean|Function|Symbol)$/;\n\n  function assertType (value, type) {\n    var valid;\n    var expectedType = getType(type);\n    if (simpleCheckRE.test(expectedType)) {\n      var t = typeof value;\n      valid = t === expectedType.toLowerCase();\n      // for primitive wrapper objects\n      if (!valid && t === 'object') {\n        valid = value instanceof type;\n      }\n    } else if (expectedType === 'Object') {\n      valid = isPlainObject(value);\n    } else if (expectedType === 'Array') {\n      valid = Array.isArray(value);\n    } else {\n      valid = value instanceof type;\n    }\n    return {\n      valid: valid,\n      expectedType: expectedType\n    }\n  }\n\n  /**\n   * Use function string name to check built-in types,\n   * because a simple equality check will fail when running\n   * across different vms / iframes.\n   */\n  function getType (fn) {\n    var match = fn && fn.toString().match(/^\\s*function (\\w+)/);\n    return match ? match[1] : ''\n  }\n\n  function isSameType (a, b) {\n    return getType(a) === getType(b)\n  }\n\n  function getTypeIndex (type, expectedTypes) {\n    if (!Array.isArray(expectedTypes)) {\n      return isSameType(expectedTypes, type) ? 0 : -1\n    }\n    for (var i = 0, len = expectedTypes.length; i < len; i++) {\n      if (isSameType(expectedTypes[i], type)) {\n        return i\n      }\n    }\n    return -1\n  }\n\n  function getInvalidTypeMessage (name, value, expectedTypes) {\n    var message = \"Invalid prop: type check failed for prop \\\"\" + name + \"\\\".\" +\n      \" Expected \" + (expectedTypes.map(capitalize).join(', '));\n    var expectedType = expectedTypes[0];\n    var receivedType = toRawType(value);\n    var expectedValue = styleValue(value, expectedType);\n    var receivedValue = styleValue(value, receivedType);\n    // check if we need to specify expected value\n    if (expectedTypes.length === 1 &&\n        isExplicable(expectedType) &&\n        !isBoolean(expectedType, receivedType)) {\n      message += \" with value \" + expectedValue;\n    }\n    message += \", got \" + receivedType + \" \";\n    // check if we need to specify received value\n    if (isExplicable(receivedType)) {\n      message += \"with value \" + receivedValue + \".\";\n    }\n    return message\n  }\n\n  function styleValue (value, type) {\n    if (type === 'String') {\n      return (\"\\\"\" + value + \"\\\"\")\n    } else if (type === 'Number') {\n      return (\"\" + (Number(value)))\n    } else {\n      return (\"\" + value)\n    }\n  }\n\n  function isExplicable (value) {\n    var explicitTypes = ['string', 'number', 'boolean'];\n    return explicitTypes.some(function (elem) { return value.toLowerCase() === elem; })\n  }\n\n  function isBoolean () {\n    var args = [], len = arguments.length;\n    while ( len-- ) args[ len ] = arguments[ len ];\n\n    return args.some(function (elem) { return elem.toLowerCase() === 'boolean'; })\n  }\n\n  /*  */\n\n  function handleError (err, vm, info) {\n    // Deactivate deps tracking while processing error handler to avoid possible infinite rendering.\n    // See: https://github.com/vuejs/vuex/issues/1505\n    pushTarget();\n    try {\n      if (vm) {\n        var cur = vm;\n        while ((cur = cur.$parent)) {\n          var hooks = cur.$options.errorCaptured;\n          if (hooks) {\n            for (var i = 0; i < hooks.length; i++) {\n              try {\n                var capture = hooks[i].call(cur, err, vm, info) === false;\n                if (capture) { return }\n              } catch (e) {\n                globalHandleError(e, cur, 'errorCaptured hook');\n              }\n            }\n          }\n        }\n      }\n      globalHandleError(err, vm, info);\n    } finally {\n      popTarget();\n    }\n  }\n\n  function invokeWithErrorHandling (\n    handler,\n    context,\n    args,\n    vm,\n    info\n  ) {\n    var res;\n    try {\n      res = args ? handler.apply(context, args) : handler.call(context);\n      if (res && !res._isVue && isPromise(res) && !res._handled) {\n        res.catch(function (e) { return handleError(e, vm, info + \" (Promise/async)\"); });\n        // issue #9511\n        // avoid catch triggering multiple times when nested calls\n        res._handled = true;\n      }\n    } catch (e) {\n      handleError(e, vm, info);\n    }\n    return res\n  }\n\n  function globalHandleError (err, vm, info) {\n    if (config.errorHandler) {\n      try {\n        return config.errorHandler.call(null, err, vm, info)\n      } catch (e) {\n        // if the user intentionally throws the original error in the handler,\n        // do not log it twice\n        if (e !== err) {\n          logError(e, null, 'config.errorHandler');\n        }\n      }\n    }\n    logError(err, vm, info);\n  }\n\n  function logError (err, vm, info) {\n    {\n      warn((\"Error in \" + info + \": \\\"\" + (err.toString()) + \"\\\"\"), vm);\n    }\n    /* istanbul ignore else */\n    if ((inBrowser || inWeex) && typeof console !== 'undefined') {\n      console.error(err);\n    } else {\n      throw err\n    }\n  }\n\n  /*  */\n\n  var isUsingMicroTask = false;\n\n  var callbacks = [];\n  var pending = false;\n\n  function flushCallbacks () {\n    pending = false;\n    var copies = callbacks.slice(0);\n    callbacks.length = 0;\n    for (var i = 0; i < copies.length; i++) {\n      copies[i]();\n    }\n  }\n\n  // Here we have async deferring wrappers using microtasks.\n  // In 2.5 we used (macro) tasks (in combination with microtasks).\n  // However, it has subtle problems when state is changed right before repaint\n  // (e.g. #6813, out-in transitions).\n  // Also, using (macro) tasks in event handler would cause some weird behaviors\n  // that cannot be circumvented (e.g. #7109, #7153, #7546, #7834, #8109).\n  // So we now use microtasks everywhere, again.\n  // A major drawback of this tradeoff is that there are some scenarios\n  // where microtasks have too high a priority and fire in between supposedly\n  // sequential events (e.g. #4521, #6690, which have workarounds)\n  // or even between bubbling of the same event (#6566).\n  var timerFunc;\n\n  // The nextTick behavior leverages the microtask queue, which can be accessed\n  // via either native Promise.then or MutationObserver.\n  // MutationObserver has wider support, however it is seriously bugged in\n  // UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It\n  // completely stops working after triggering a few times... so, if native\n  // Promise is available, we will use it:\n  /* istanbul ignore next, $flow-disable-line */\n  if (typeof Promise !== 'undefined' && isNative(Promise)) {\n    var p = Promise.resolve();\n    timerFunc = function () {\n      p.then(flushCallbacks);\n      // In problematic UIWebViews, Promise.then doesn't completely break, but\n      // it can get stuck in a weird state where callbacks are pushed into the\n      // microtask queue but the queue isn't being flushed, until the browser\n      // needs to do some other work, e.g. handle a timer. Therefore we can\n      // \"force\" the microtask queue to be flushed by adding an empty timer.\n      if (isIOS) { setTimeout(noop); }\n    };\n    isUsingMicroTask = true;\n  } else if (!isIE && typeof MutationObserver !== 'undefined' && (\n    isNative(MutationObserver) ||\n    // PhantomJS and iOS 7.x\n    MutationObserver.toString() === '[object MutationObserverConstructor]'\n  )) {\n    // Use MutationObserver where native Promise is not available,\n    // e.g. PhantomJS, iOS7, Android 4.4\n    // (#6466 MutationObserver is unreliable in IE11)\n    var counter = 1;\n    var observer = new MutationObserver(flushCallbacks);\n    var textNode = document.createTextNode(String(counter));\n    observer.observe(textNode, {\n      characterData: true\n    });\n    timerFunc = function () {\n      counter = (counter + 1) % 2;\n      textNode.data = String(counter);\n    };\n    isUsingMicroTask = true;\n  } else if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) {\n    // Fallback to setImmediate.\n    // Technically it leverages the (macro) task queue,\n    // but it is still a better choice than setTimeout.\n    timerFunc = function () {\n      setImmediate(flushCallbacks);\n    };\n  } else {\n    // Fallback to setTimeout.\n    timerFunc = function () {\n      setTimeout(flushCallbacks, 0);\n    };\n  }\n\n  function nextTick (cb, ctx) {\n    var _resolve;\n    callbacks.push(function () {\n      if (cb) {\n        try {\n          cb.call(ctx);\n        } catch (e) {\n          handleError(e, ctx, 'nextTick');\n        }\n      } else if (_resolve) {\n        _resolve(ctx);\n      }\n    });\n    if (!pending) {\n      pending = true;\n      timerFunc();\n    }\n    // $flow-disable-line\n    if (!cb && typeof Promise !== 'undefined') {\n      return new Promise(function (resolve) {\n        _resolve = resolve;\n      })\n    }\n  }\n\n  /*  */\n\n  var mark;\n  var measure;\n\n  {\n    var perf = inBrowser && window.performance;\n    /* istanbul ignore if */\n    if (\n      perf &&\n      perf.mark &&\n      perf.measure &&\n      perf.clearMarks &&\n      perf.clearMeasures\n    ) {\n      mark = function (tag) { return perf.mark(tag); };\n      measure = function (name, startTag, endTag) {\n        perf.measure(name, startTag, endTag);\n        perf.clearMarks(startTag);\n        perf.clearMarks(endTag);\n        // perf.clearMeasures(name)\n      };\n    }\n  }\n\n  /* not type checking this file because flow doesn't play well with Proxy */\n\n  var initProxy;\n\n  {\n    var allowedGlobals = makeMap(\n      'Infinity,undefined,NaN,isFinite,isNaN,' +\n      'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' +\n      'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,' +\n      'require' // for Webpack/Browserify\n    );\n\n    var warnNonPresent = function (target, key) {\n      warn(\n        \"Property or method \\\"\" + key + \"\\\" is not defined on the instance but \" +\n        'referenced during render. Make sure that this property is reactive, ' +\n        'either in the data option, or for class-based components, by ' +\n        'initializing the property. ' +\n        'See: https://vuejs.org/v2/guide/reactivity.html#Declaring-Reactive-Properties.',\n        target\n      );\n    };\n\n    var warnReservedPrefix = function (target, key) {\n      warn(\n        \"Property \\\"\" + key + \"\\\" must be accessed with \\\"$data.\" + key + \"\\\" because \" +\n        'properties starting with \"$\" or \"_\" are not proxied in the Vue instance to ' +\n        'prevent conflicts with Vue internals. ' +\n        'See: https://vuejs.org/v2/api/#data',\n        target\n      );\n    };\n\n    var hasProxy =\n      typeof Proxy !== 'undefined' && isNative(Proxy);\n\n    if (hasProxy) {\n      var isBuiltInModifier = makeMap('stop,prevent,self,ctrl,shift,alt,meta,exact');\n      config.keyCodes = new Proxy(config.keyCodes, {\n        set: function set (target, key, value) {\n          if (isBuiltInModifier(key)) {\n            warn((\"Avoid overwriting built-in modifier in config.keyCodes: .\" + key));\n            return false\n          } else {\n            target[key] = value;\n            return true\n          }\n        }\n      });\n    }\n\n    var hasHandler = {\n      has: function has (target, key) {\n        var has = key in target;\n        var isAllowed = allowedGlobals(key) ||\n          (typeof key === 'string' && key.charAt(0) === '_' && !(key in target.$data));\n        if (!has && !isAllowed) {\n          if (key in target.$data) { warnReservedPrefix(target, key); }\n          else { warnNonPresent(target, key); }\n        }\n        return has || !isAllowed\n      }\n    };\n\n    var getHandler = {\n      get: function get (target, key) {\n        if (typeof key === 'string' && !(key in target)) {\n          if (key in target.$data) { warnReservedPrefix(target, key); }\n          else { warnNonPresent(target, key); }\n        }\n        return target[key]\n      }\n    };\n\n    initProxy = function initProxy (vm) {\n      if (hasProxy) {\n        // determine which proxy handler to use\n        var options = vm.$options;\n        var handlers = options.render && options.render._withStripped\n          ? getHandler\n          : hasHandler;\n        vm._renderProxy = new Proxy(vm, handlers);\n      } else {\n        vm._renderProxy = vm;\n      }\n    };\n  }\n\n  /*  */\n\n  var seenObjects = new _Set();\n\n  /**\n   * Recursively traverse an object to evoke all converted\n   * getters, so that every nested property inside the object\n   * is collected as a \"deep\" dependency.\n   */\n  function traverse (val) {\n    _traverse(val, seenObjects);\n    seenObjects.clear();\n  }\n\n  function _traverse (val, seen) {\n    var i, keys;\n    var isA = Array.isArray(val);\n    if ((!isA && !isObject(val)) || Object.isFrozen(val) || val instanceof VNode) {\n      return\n    }\n    if (val.__ob__) {\n      var depId = val.__ob__.dep.id;\n      if (seen.has(depId)) {\n        return\n      }\n      seen.add(depId);\n    }\n    if (isA) {\n      i = val.length;\n      while (i--) { _traverse(val[i], seen); }\n    } else {\n      keys = Object.keys(val);\n      i = keys.length;\n      while (i--) { _traverse(val[keys[i]], seen); }\n    }\n  }\n\n  /*  */\n\n  var normalizeEvent = cached(function (name) {\n    var passive = name.charAt(0) === '&';\n    name = passive ? name.slice(1) : name;\n    var once$$1 = name.charAt(0) === '~'; // Prefixed last, checked first\n    name = once$$1 ? name.slice(1) : name;\n    var capture = name.charAt(0) === '!';\n    name = capture ? name.slice(1) : name;\n    return {\n      name: name,\n      once: once$$1,\n      capture: capture,\n      passive: passive\n    }\n  });\n\n  function createFnInvoker (fns, vm) {\n    function invoker () {\n      var arguments$1 = arguments;\n\n      var fns = invoker.fns;\n      if (Array.isArray(fns)) {\n        var cloned = fns.slice();\n        for (var i = 0; i < cloned.length; i++) {\n          invokeWithErrorHandling(cloned[i], null, arguments$1, vm, \"v-on handler\");\n        }\n      } else {\n        // return handler return value for single handlers\n        return invokeWithErrorHandling(fns, null, arguments, vm, \"v-on handler\")\n      }\n    }\n    invoker.fns = fns;\n    return invoker\n  }\n\n  function updateListeners (\n    on,\n    oldOn,\n    add,\n    remove$$1,\n    createOnceHandler,\n    vm\n  ) {\n    var name, def$$1, cur, old, event;\n    for (name in on) {\n      def$$1 = cur = on[name];\n      old = oldOn[name];\n      event = normalizeEvent(name);\n      if (isUndef(cur)) {\n        warn(\n          \"Invalid handler for event \\\"\" + (event.name) + \"\\\": got \" + String(cur),\n          vm\n        );\n      } else if (isUndef(old)) {\n        if (isUndef(cur.fns)) {\n          cur = on[name] = createFnInvoker(cur, vm);\n        }\n        if (isTrue(event.once)) {\n          cur = on[name] = createOnceHandler(event.name, cur, event.capture);\n        }\n        add(event.name, cur, event.capture, event.passive, event.params);\n      } else if (cur !== old) {\n        old.fns = cur;\n        on[name] = old;\n      }\n    }\n    for (name in oldOn) {\n      if (isUndef(on[name])) {\n        event = normalizeEvent(name);\n        remove$$1(event.name, oldOn[name], event.capture);\n      }\n    }\n  }\n\n  /*  */\n\n  function mergeVNodeHook (def, hookKey, hook) {\n    if (def instanceof VNode) {\n      def = def.data.hook || (def.data.hook = {});\n    }\n    var invoker;\n    var oldHook = def[hookKey];\n\n    function wrappedHook () {\n      hook.apply(this, arguments);\n      // important: remove merged hook to ensure it's called only once\n      // and prevent memory leak\n      remove(invoker.fns, wrappedHook);\n    }\n\n    if (isUndef(oldHook)) {\n      // no existing hook\n      invoker = createFnInvoker([wrappedHook]);\n    } else {\n      /* istanbul ignore if */\n      if (isDef(oldHook.fns) && isTrue(oldHook.merged)) {\n        // already a merged invoker\n        invoker = oldHook;\n        invoker.fns.push(wrappedHook);\n      } else {\n        // existing plain hook\n        invoker = createFnInvoker([oldHook, wrappedHook]);\n      }\n    }\n\n    invoker.merged = true;\n    def[hookKey] = invoker;\n  }\n\n  /*  */\n\n  function extractPropsFromVNodeData (\n    data,\n    Ctor,\n    tag\n  ) {\n    // we are only extracting raw values here.\n    // validation and default values are handled in the child\n    // component itself.\n    var propOptions = Ctor.options.props;\n    if (isUndef(propOptions)) {\n      return\n    }\n    var res = {};\n    var attrs = data.attrs;\n    var props = data.props;\n    if (isDef(attrs) || isDef(props)) {\n      for (var key in propOptions) {\n        var altKey = hyphenate(key);\n        {\n          var keyInLowerCase = key.toLowerCase();\n          if (\n            key !== keyInLowerCase &&\n            attrs && hasOwn(attrs, keyInLowerCase)\n          ) {\n            tip(\n              \"Prop \\\"\" + keyInLowerCase + \"\\\" is passed to component \" +\n              (formatComponentName(tag || Ctor)) + \", but the declared prop name is\" +\n              \" \\\"\" + key + \"\\\". \" +\n              \"Note that HTML attributes are case-insensitive and camelCased \" +\n              \"props need to use their kebab-case equivalents when using in-DOM \" +\n              \"templates. You should probably use \\\"\" + altKey + \"\\\" instead of \\\"\" + key + \"\\\".\"\n            );\n          }\n        }\n        checkProp(res, props, key, altKey, true) ||\n        checkProp(res, attrs, key, altKey, false);\n      }\n    }\n    return res\n  }\n\n  function checkProp (\n    res,\n    hash,\n    key,\n    altKey,\n    preserve\n  ) {\n    if (isDef(hash)) {\n      if (hasOwn(hash, key)) {\n        res[key] = hash[key];\n        if (!preserve) {\n          delete hash[key];\n        }\n        return true\n      } else if (hasOwn(hash, altKey)) {\n        res[key] = hash[altKey];\n        if (!preserve) {\n          delete hash[altKey];\n        }\n        return true\n      }\n    }\n    return false\n  }\n\n  /*  */\n\n  // The template compiler attempts to minimize the need for normalization by\n  // statically analyzing the template at compile time.\n  //\n  // For plain HTML markup, normalization can be completely skipped because the\n  // generated render function is guaranteed to return Array<VNode>. There are\n  // two cases where extra normalization is needed:\n\n  // 1. When the children contains components - because a functional component\n  // may return an Array instead of a single root. In this case, just a simple\n  // normalization is needed - if any child is an Array, we flatten the whole\n  // thing with Array.prototype.concat. It is guaranteed to be only 1-level deep\n  // because functional components already normalize their own children.\n  function simpleNormalizeChildren (children) {\n    for (var i = 0; i < children.length; i++) {\n      if (Array.isArray(children[i])) {\n        return Array.prototype.concat.apply([], children)\n      }\n    }\n    return children\n  }\n\n  // 2. When the children contains constructs that always generated nested Arrays,\n  // e.g. <template>, <slot>, v-for, or when the children is provided by user\n  // with hand-written render functions / JSX. In such cases a full normalization\n  // is needed to cater to all possible types of children values.\n  function normalizeChildren (children) {\n    return isPrimitive(children)\n      ? [createTextVNode(children)]\n      : Array.isArray(children)\n        ? normalizeArrayChildren(children)\n        : undefined\n  }\n\n  function isTextNode (node) {\n    return isDef(node) && isDef(node.text) && isFalse(node.isComment)\n  }\n\n  function normalizeArrayChildren (children, nestedIndex) {\n    var res = [];\n    var i, c, lastIndex, last;\n    for (i = 0; i < children.length; i++) {\n      c = children[i];\n      if (isUndef(c) || typeof c === 'boolean') { continue }\n      lastIndex = res.length - 1;\n      last = res[lastIndex];\n      //  nested\n      if (Array.isArray(c)) {\n        if (c.length > 0) {\n          c = normalizeArrayChildren(c, ((nestedIndex || '') + \"_\" + i));\n          // merge adjacent text nodes\n          if (isTextNode(c[0]) && isTextNode(last)) {\n            res[lastIndex] = createTextVNode(last.text + (c[0]).text);\n            c.shift();\n          }\n          res.push.apply(res, c);\n        }\n      } else if (isPrimitive(c)) {\n        if (isTextNode(last)) {\n          // merge adjacent text nodes\n          // this is necessary for SSR hydration because text nodes are\n          // essentially merged when rendered to HTML strings\n          res[lastIndex] = createTextVNode(last.text + c);\n        } else if (c !== '') {\n          // convert primitive to vnode\n          res.push(createTextVNode(c));\n        }\n      } else {\n        if (isTextNode(c) && isTextNode(last)) {\n          // merge adjacent text nodes\n          res[lastIndex] = createTextVNode(last.text + c.text);\n        } else {\n          // default key for nested array children (likely generated by v-for)\n          if (isTrue(children._isVList) &&\n            isDef(c.tag) &&\n            isUndef(c.key) &&\n            isDef(nestedIndex)) {\n            c.key = \"__vlist\" + nestedIndex + \"_\" + i + \"__\";\n          }\n          res.push(c);\n        }\n      }\n    }\n    return res\n  }\n\n  /*  */\n\n  function initProvide (vm) {\n    var provide = vm.$options.provide;\n    if (provide) {\n      vm._provided = typeof provide === 'function'\n        ? provide.call(vm)\n        : provide;\n    }\n  }\n\n  function initInjections (vm) {\n    var result = resolveInject(vm.$options.inject, vm);\n    if (result) {\n      toggleObserving(false);\n      Object.keys(result).forEach(function (key) {\n        /* istanbul ignore else */\n        {\n          defineReactive$$1(vm, key, result[key], function () {\n            warn(\n              \"Avoid mutating an injected value directly since the changes will be \" +\n              \"overwritten whenever the provided component re-renders. \" +\n              \"injection being mutated: \\\"\" + key + \"\\\"\",\n              vm\n            );\n          });\n        }\n      });\n      toggleObserving(true);\n    }\n  }\n\n  function resolveInject (inject, vm) {\n    if (inject) {\n      // inject is :any because flow is not smart enough to figure out cached\n      var result = Object.create(null);\n      var keys = hasSymbol\n        ? Reflect.ownKeys(inject)\n        : Object.keys(inject);\n\n      for (var i = 0; i < keys.length; i++) {\n        var key = keys[i];\n        // #6574 in case the inject object is observed...\n        if (key === '__ob__') { continue }\n        var provideKey = inject[key].from;\n        var source = vm;\n        while (source) {\n          if (source._provided && hasOwn(source._provided, provideKey)) {\n            result[key] = source._provided[provideKey];\n            break\n          }\n          source = source.$parent;\n        }\n        if (!source) {\n          if ('default' in inject[key]) {\n            var provideDefault = inject[key].default;\n            result[key] = typeof provideDefault === 'function'\n              ? provideDefault.call(vm)\n              : provideDefault;\n          } else {\n            warn((\"Injection \\\"\" + key + \"\\\" not found\"), vm);\n          }\n        }\n      }\n      return result\n    }\n  }\n\n  /*  */\n\n\n\n  /**\n   * Runtime helper for resolving raw children VNodes into a slot object.\n   */\n  function resolveSlots (\n    children,\n    context\n  ) {\n    if (!children || !children.length) {\n      return {}\n    }\n    var slots = {};\n    for (var i = 0, l = children.length; i < l; i++) {\n      var child = children[i];\n      var data = child.data;\n      // remove slot attribute if the node is resolved as a Vue slot node\n      if (data && data.attrs && data.attrs.slot) {\n        delete data.attrs.slot;\n      }\n      // named slots should only be respected if the vnode was rendered in the\n      // same context.\n      if ((child.context === context || child.fnContext === context) &&\n        data && data.slot != null\n      ) {\n        var name = data.slot;\n        var slot = (slots[name] || (slots[name] = []));\n        if (child.tag === 'template') {\n          slot.push.apply(slot, child.children || []);\n        } else {\n          slot.push(child);\n        }\n      } else {\n        (slots.default || (slots.default = [])).push(child);\n      }\n    }\n    // ignore slots that contains only whitespace\n    for (var name$1 in slots) {\n      if (slots[name$1].every(isWhitespace)) {\n        delete slots[name$1];\n      }\n    }\n    return slots\n  }\n\n  function isWhitespace (node) {\n    return (node.isComment && !node.asyncFactory) || node.text === ' '\n  }\n\n  /*  */\n\n  function normalizeScopedSlots (\n    slots,\n    normalSlots,\n    prevSlots\n  ) {\n    var res;\n    var hasNormalSlots = Object.keys(normalSlots).length > 0;\n    var isStable = slots ? !!slots.$stable : !hasNormalSlots;\n    var key = slots && slots.$key;\n    if (!slots) {\n      res = {};\n    } else if (slots._normalized) {\n      // fast path 1: child component re-render only, parent did not change\n      return slots._normalized\n    } else if (\n      isStable &&\n      prevSlots &&\n      prevSlots !== emptyObject &&\n      key === prevSlots.$key &&\n      !hasNormalSlots &&\n      !prevSlots.$hasNormal\n    ) {\n      // fast path 2: stable scoped slots w/ no normal slots to proxy,\n      // only need to normalize once\n      return prevSlots\n    } else {\n      res = {};\n      for (var key$1 in slots) {\n        if (slots[key$1] && key$1[0] !== '$') {\n          res[key$1] = normalizeScopedSlot(normalSlots, key$1, slots[key$1]);\n        }\n      }\n    }\n    // expose normal slots on scopedSlots\n    for (var key$2 in normalSlots) {\n      if (!(key$2 in res)) {\n        res[key$2] = proxyNormalSlot(normalSlots, key$2);\n      }\n    }\n    // avoriaz seems to mock a non-extensible $scopedSlots object\n    // and when that is passed down this would cause an error\n    if (slots && Object.isExtensible(slots)) {\n      (slots)._normalized = res;\n    }\n    def(res, '$stable', isStable);\n    def(res, '$key', key);\n    def(res, '$hasNormal', hasNormalSlots);\n    return res\n  }\n\n  function normalizeScopedSlot(normalSlots, key, fn) {\n    var normalized = function () {\n      var res = arguments.length ? fn.apply(null, arguments) : fn({});\n      res = res && typeof res === 'object' && !Array.isArray(res)\n        ? [res] // single vnode\n        : normalizeChildren(res);\n      return res && (\n        res.length === 0 ||\n        (res.length === 1 && res[0].isComment) // #9658\n      ) ? undefined\n        : res\n    };\n    // this is a slot using the new v-slot syntax without scope. although it is\n    // compiled as a scoped slot, render fn users would expect it to be present\n    // on this.$slots because the usage is semantically a normal slot.\n    if (fn.proxy) {\n      Object.defineProperty(normalSlots, key, {\n        get: normalized,\n        enumerable: true,\n        configurable: true\n      });\n    }\n    return normalized\n  }\n\n  function proxyNormalSlot(slots, key) {\n    return function () { return slots[key]; }\n  }\n\n  /*  */\n\n  /**\n   * Runtime helper for rendering v-for lists.\n   */\n  function renderList (\n    val,\n    render\n  ) {\n    var ret, i, l, keys, key;\n    if (Array.isArray(val) || typeof val === 'string') {\n      ret = new Array(val.length);\n      for (i = 0, l = val.length; i < l; i++) {\n        ret[i] = render(val[i], i);\n      }\n    } else if (typeof val === 'number') {\n      ret = new Array(val);\n      for (i = 0; i < val; i++) {\n        ret[i] = render(i + 1, i);\n      }\n    } else if (isObject(val)) {\n      if (hasSymbol && val[Symbol.iterator]) {\n        ret = [];\n        var iterator = val[Symbol.iterator]();\n        var result = iterator.next();\n        while (!result.done) {\n          ret.push(render(result.value, ret.length));\n          result = iterator.next();\n        }\n      } else {\n        keys = Object.keys(val);\n        ret = new Array(keys.length);\n        for (i = 0, l = keys.length; i < l; i++) {\n          key = keys[i];\n          ret[i] = render(val[key], key, i);\n        }\n      }\n    }\n    if (!isDef(ret)) {\n      ret = [];\n    }\n    (ret)._isVList = true;\n    return ret\n  }\n\n  /*  */\n\n  /**\n   * Runtime helper for rendering <slot>\n   */\n  function renderSlot (\n    name,\n    fallback,\n    props,\n    bindObject\n  ) {\n    var scopedSlotFn = this.$scopedSlots[name];\n    var nodes;\n    if (scopedSlotFn) { // scoped slot\n      props = props || {};\n      if (bindObject) {\n        if (!isObject(bindObject)) {\n          warn(\n            'slot v-bind without argument expects an Object',\n            this\n          );\n        }\n        props = extend(extend({}, bindObject), props);\n      }\n      nodes = scopedSlotFn(props) || fallback;\n    } else {\n      nodes = this.$slots[name] || fallback;\n    }\n\n    var target = props && props.slot;\n    if (target) {\n      return this.$createElement('template', { slot: target }, nodes)\n    } else {\n      return nodes\n    }\n  }\n\n  /*  */\n\n  /**\n   * Runtime helper for resolving filters\n   */\n  function resolveFilter (id) {\n    return resolveAsset(this.$options, 'filters', id, true) || identity\n  }\n\n  /*  */\n\n  function isKeyNotMatch (expect, actual) {\n    if (Array.isArray(expect)) {\n      return expect.indexOf(actual) === -1\n    } else {\n      return expect !== actual\n    }\n  }\n\n  /**\n   * Runtime helper for checking keyCodes from config.\n   * exposed as Vue.prototype._k\n   * passing in eventKeyName as last argument separately for backwards compat\n   */\n  function checkKeyCodes (\n    eventKeyCode,\n    key,\n    builtInKeyCode,\n    eventKeyName,\n    builtInKeyName\n  ) {\n    var mappedKeyCode = config.keyCodes[key] || builtInKeyCode;\n    if (builtInKeyName && eventKeyName && !config.keyCodes[key]) {\n      return isKeyNotMatch(builtInKeyName, eventKeyName)\n    } else if (mappedKeyCode) {\n      return isKeyNotMatch(mappedKeyCode, eventKeyCode)\n    } else if (eventKeyName) {\n      return hyphenate(eventKeyName) !== key\n    }\n  }\n\n  /*  */\n\n  /**\n   * Runtime helper for merging v-bind=\"object\" into a VNode's data.\n   */\n  function bindObjectProps (\n    data,\n    tag,\n    value,\n    asProp,\n    isSync\n  ) {\n    if (value) {\n      if (!isObject(value)) {\n        warn(\n          'v-bind without argument expects an Object or Array value',\n          this\n        );\n      } else {\n        if (Array.isArray(value)) {\n          value = toObject(value);\n        }\n        var hash;\n        var loop = function ( key ) {\n          if (\n            key === 'class' ||\n            key === 'style' ||\n            isReservedAttribute(key)\n          ) {\n            hash = data;\n          } else {\n            var type = data.attrs && data.attrs.type;\n            hash = asProp || config.mustUseProp(tag, type, key)\n              ? data.domProps || (data.domProps = {})\n              : data.attrs || (data.attrs = {});\n          }\n          var camelizedKey = camelize(key);\n          var hyphenatedKey = hyphenate(key);\n          if (!(camelizedKey in hash) && !(hyphenatedKey in hash)) {\n            hash[key] = value[key];\n\n            if (isSync) {\n              var on = data.on || (data.on = {});\n              on[(\"update:\" + key)] = function ($event) {\n                value[key] = $event;\n              };\n            }\n          }\n        };\n\n        for (var key in value) loop( key );\n      }\n    }\n    return data\n  }\n\n  /*  */\n\n  /**\n   * Runtime helper for rendering static trees.\n   */\n  function renderStatic (\n    index,\n    isInFor\n  ) {\n    var cached = this._staticTrees || (this._staticTrees = []);\n    var tree = cached[index];\n    // if has already-rendered static tree and not inside v-for,\n    // we can reuse the same tree.\n    if (tree && !isInFor) {\n      return tree\n    }\n    // otherwise, render a fresh tree.\n    tree = cached[index] = this.$options.staticRenderFns[index].call(\n      this._renderProxy,\n      null,\n      this // for render fns generated for functional component templates\n    );\n    markStatic(tree, (\"__static__\" + index), false);\n    return tree\n  }\n\n  /**\n   * Runtime helper for v-once.\n   * Effectively it means marking the node as static with a unique key.\n   */\n  function markOnce (\n    tree,\n    index,\n    key\n  ) {\n    markStatic(tree, (\"__once__\" + index + (key ? (\"_\" + key) : \"\")), true);\n    return tree\n  }\n\n  function markStatic (\n    tree,\n    key,\n    isOnce\n  ) {\n    if (Array.isArray(tree)) {\n      for (var i = 0; i < tree.length; i++) {\n        if (tree[i] && typeof tree[i] !== 'string') {\n          markStaticNode(tree[i], (key + \"_\" + i), isOnce);\n        }\n      }\n    } else {\n      markStaticNode(tree, key, isOnce);\n    }\n  }\n\n  function markStaticNode (node, key, isOnce) {\n    node.isStatic = true;\n    node.key = key;\n    node.isOnce = isOnce;\n  }\n\n  /*  */\n\n  function bindObjectListeners (data, value) {\n    if (value) {\n      if (!isPlainObject(value)) {\n        warn(\n          'v-on without argument expects an Object value',\n          this\n        );\n      } else {\n        var on = data.on = data.on ? extend({}, data.on) : {};\n        for (var key in value) {\n          var existing = on[key];\n          var ours = value[key];\n          on[key] = existing ? [].concat(existing, ours) : ours;\n        }\n      }\n    }\n    return data\n  }\n\n  /*  */\n\n  function resolveScopedSlots (\n    fns, // see flow/vnode\n    res,\n    // the following are added in 2.6\n    hasDynamicKeys,\n    contentHashKey\n  ) {\n    res = res || { $stable: !hasDynamicKeys };\n    for (var i = 0; i < fns.length; i++) {\n      var slot = fns[i];\n      if (Array.isArray(slot)) {\n        resolveScopedSlots(slot, res, hasDynamicKeys);\n      } else if (slot) {\n        // marker for reverse proxying v-slot without scope on this.$slots\n        if (slot.proxy) {\n          slot.fn.proxy = true;\n        }\n        res[slot.key] = slot.fn;\n      }\n    }\n    if (contentHashKey) {\n      (res).$key = contentHashKey;\n    }\n    return res\n  }\n\n  /*  */\n\n  function bindDynamicKeys (baseObj, values) {\n    for (var i = 0; i < values.length; i += 2) {\n      var key = values[i];\n      if (typeof key === 'string' && key) {\n        baseObj[values[i]] = values[i + 1];\n      } else if (key !== '' && key !== null) {\n        // null is a special value for explicitly removing a binding\n        warn(\n          (\"Invalid value for dynamic directive argument (expected string or null): \" + key),\n          this\n        );\n      }\n    }\n    return baseObj\n  }\n\n  // helper to dynamically append modifier runtime markers to event names.\n  // ensure only append when value is already string, otherwise it will be cast\n  // to string and cause the type check to miss.\n  function prependModifier (value, symbol) {\n    return typeof value === 'string' ? symbol + value : value\n  }\n\n  /*  */\n\n  function installRenderHelpers (target) {\n    target._o = markOnce;\n    target._n = toNumber;\n    target._s = toString;\n    target._l = renderList;\n    target._t = renderSlot;\n    target._q = looseEqual;\n    target._i = looseIndexOf;\n    target._m = renderStatic;\n    target._f = resolveFilter;\n    target._k = checkKeyCodes;\n    target._b = bindObjectProps;\n    target._v = createTextVNode;\n    target._e = createEmptyVNode;\n    target._u = resolveScopedSlots;\n    target._g = bindObjectListeners;\n    target._d = bindDynamicKeys;\n    target._p = prependModifier;\n  }\n\n  /*  */\n\n  function FunctionalRenderContext (\n    data,\n    props,\n    children,\n    parent,\n    Ctor\n  ) {\n    var this$1 = this;\n\n    var options = Ctor.options;\n    // ensure the createElement function in functional components\n    // gets a unique context - this is necessary for correct named slot check\n    var contextVm;\n    if (hasOwn(parent, '_uid')) {\n      contextVm = Object.create(parent);\n      // $flow-disable-line\n      contextVm._original = parent;\n    } else {\n      // the context vm passed in is a functional context as well.\n      // in this case we want to make sure we are able to get a hold to the\n      // real context instance.\n      contextVm = parent;\n      // $flow-disable-line\n      parent = parent._original;\n    }\n    var isCompiled = isTrue(options._compiled);\n    var needNormalization = !isCompiled;\n\n    this.data = data;\n    this.props = props;\n    this.children = children;\n    this.parent = parent;\n    this.listeners = data.on || emptyObject;\n    this.injections = resolveInject(options.inject, parent);\n    this.slots = function () {\n      if (!this$1.$slots) {\n        normalizeScopedSlots(\n          data.scopedSlots,\n          this$1.$slots = resolveSlots(children, parent)\n        );\n      }\n      return this$1.$slots\n    };\n\n    Object.defineProperty(this, 'scopedSlots', ({\n      enumerable: true,\n      get: function get () {\n        return normalizeScopedSlots(data.scopedSlots, this.slots())\n      }\n    }));\n\n    // support for compiled functional template\n    if (isCompiled) {\n      // exposing $options for renderStatic()\n      this.$options = options;\n      // pre-resolve slots for renderSlot()\n      this.$slots = this.slots();\n      this.$scopedSlots = normalizeScopedSlots(data.scopedSlots, this.$slots);\n    }\n\n    if (options._scopeId) {\n      this._c = function (a, b, c, d) {\n        var vnode = createElement(contextVm, a, b, c, d, needNormalization);\n        if (vnode && !Array.isArray(vnode)) {\n          vnode.fnScopeId = options._scopeId;\n          vnode.fnContext = parent;\n        }\n        return vnode\n      };\n    } else {\n      this._c = function (a, b, c, d) { return createElement(contextVm, a, b, c, d, needNormalization); };\n    }\n  }\n\n  installRenderHelpers(FunctionalRenderContext.prototype);\n\n  function createFunctionalComponent (\n    Ctor,\n    propsData,\n    data,\n    contextVm,\n    children\n  ) {\n    var options = Ctor.options;\n    var props = {};\n    var propOptions = options.props;\n    if (isDef(propOptions)) {\n      for (var key in propOptions) {\n        props[key] = validateProp(key, propOptions, propsData || emptyObject);\n      }\n    } else {\n      if (isDef(data.attrs)) { mergeProps(props, data.attrs); }\n      if (isDef(data.props)) { mergeProps(props, data.props); }\n    }\n\n    var renderContext = new FunctionalRenderContext(\n      data,\n      props,\n      children,\n      contextVm,\n      Ctor\n    );\n\n    var vnode = options.render.call(null, renderContext._c, renderContext);\n\n    if (vnode instanceof VNode) {\n      return cloneAndMarkFunctionalResult(vnode, data, renderContext.parent, options, renderContext)\n    } else if (Array.isArray(vnode)) {\n      var vnodes = normalizeChildren(vnode) || [];\n      var res = new Array(vnodes.length);\n      for (var i = 0; i < vnodes.length; i++) {\n        res[i] = cloneAndMarkFunctionalResult(vnodes[i], data, renderContext.parent, options, renderContext);\n      }\n      return res\n    }\n  }\n\n  function cloneAndMarkFunctionalResult (vnode, data, contextVm, options, renderContext) {\n    // #7817 clone node before setting fnContext, otherwise if the node is reused\n    // (e.g. it was from a cached normal slot) the fnContext causes named slots\n    // that should not be matched to match.\n    var clone = cloneVNode(vnode);\n    clone.fnContext = contextVm;\n    clone.fnOptions = options;\n    {\n      (clone.devtoolsMeta = clone.devtoolsMeta || {}).renderContext = renderContext;\n    }\n    if (data.slot) {\n      (clone.data || (clone.data = {})).slot = data.slot;\n    }\n    return clone\n  }\n\n  function mergeProps (to, from) {\n    for (var key in from) {\n      to[camelize(key)] = from[key];\n    }\n  }\n\n  /*  */\n\n  /*  */\n\n  /*  */\n\n  /*  */\n\n  // inline hooks to be invoked on component VNodes during patch\n  var componentVNodeHooks = {\n    init: function init (vnode, hydrating) {\n      if (\n        vnode.componentInstance &&\n        !vnode.componentInstance._isDestroyed &&\n        vnode.data.keepAlive\n      ) {\n        // kept-alive components, treat as a patch\n        var mountedNode = vnode; // work around flow\n        componentVNodeHooks.prepatch(mountedNode, mountedNode);\n      } else {\n        var child = vnode.componentInstance = createComponentInstanceForVnode(\n          vnode,\n          activeInstance\n        );\n        child.$mount(hydrating ? vnode.elm : undefined, hydrating);\n      }\n    },\n\n    prepatch: function prepatch (oldVnode, vnode) {\n      var options = vnode.componentOptions;\n      var child = vnode.componentInstance = oldVnode.componentInstance;\n      updateChildComponent(\n        child,\n        options.propsData, // updated props\n        options.listeners, // updated listeners\n        vnode, // new parent vnode\n        options.children // new children\n      );\n    },\n\n    insert: function insert (vnode) {\n      var context = vnode.context;\n      var componentInstance = vnode.componentInstance;\n      if (!componentInstance._isMounted) {\n        componentInstance._isMounted = true;\n        callHook(componentInstance, 'mounted');\n      }\n      if (vnode.data.keepAlive) {\n        if (context._isMounted) {\n          // vue-router#1212\n          // During updates, a kept-alive component's child components may\n          // change, so directly walking the tree here may call activated hooks\n          // on incorrect children. Instead we push them into a queue which will\n          // be processed after the whole patch process ended.\n          queueActivatedComponent(componentInstance);\n        } else {\n          activateChildComponent(componentInstance, true /* direct */);\n        }\n      }\n    },\n\n    destroy: function destroy (vnode) {\n      var componentInstance = vnode.componentInstance;\n      if (!componentInstance._isDestroyed) {\n        if (!vnode.data.keepAlive) {\n          componentInstance.$destroy();\n        } else {\n          deactivateChildComponent(componentInstance, true /* direct */);\n        }\n      }\n    }\n  };\n\n  var hooksToMerge = Object.keys(componentVNodeHooks);\n\n  function createComponent (\n    Ctor,\n    data,\n    context,\n    children,\n    tag\n  ) {\n    if (isUndef(Ctor)) {\n      return\n    }\n\n    var baseCtor = context.$options._base;\n\n    // plain options object: turn it into a constructor\n    if (isObject(Ctor)) {\n      Ctor = baseCtor.extend(Ctor);\n    }\n\n    // if at this stage it's not a constructor or an async component factory,\n    // reject.\n    if (typeof Ctor !== 'function') {\n      {\n        warn((\"Invalid Component definition: \" + (String(Ctor))), context);\n      }\n      return\n    }\n\n    // async component\n    var asyncFactory;\n    if (isUndef(Ctor.cid)) {\n      asyncFactory = Ctor;\n      Ctor = resolveAsyncComponent(asyncFactory, baseCtor);\n      if (Ctor === undefined) {\n        // return a placeholder node for async component, which is rendered\n        // as a comment node but preserves all the raw information for the node.\n        // the information will be used for async server-rendering and hydration.\n        return createAsyncPlaceholder(\n          asyncFactory,\n          data,\n          context,\n          children,\n          tag\n        )\n      }\n    }\n\n    data = data || {};\n\n    // resolve constructor options in case global mixins are applied after\n    // component constructor creation\n    resolveConstructorOptions(Ctor);\n\n    // transform component v-model data into props & events\n    if (isDef(data.model)) {\n      transformModel(Ctor.options, data);\n    }\n\n    // extract props\n    var propsData = extractPropsFromVNodeData(data, Ctor, tag);\n\n    // functional component\n    if (isTrue(Ctor.options.functional)) {\n      return createFunctionalComponent(Ctor, propsData, data, context, children)\n    }\n\n    // extract listeners, since these needs to be treated as\n    // child component listeners instead of DOM listeners\n    var listeners = data.on;\n    // replace with listeners with .native modifier\n    // so it gets processed during parent component patch.\n    data.on = data.nativeOn;\n\n    if (isTrue(Ctor.options.abstract)) {\n      // abstract components do not keep anything\n      // other than props & listeners & slot\n\n      // work around flow\n      var slot = data.slot;\n      data = {};\n      if (slot) {\n        data.slot = slot;\n      }\n    }\n\n    // install component management hooks onto the placeholder node\n    installComponentHooks(data);\n\n    // return a placeholder vnode\n    var name = Ctor.options.name || tag;\n    var vnode = new VNode(\n      (\"vue-component-\" + (Ctor.cid) + (name ? (\"-\" + name) : '')),\n      data, undefined, undefined, undefined, context,\n      { Ctor: Ctor, propsData: propsData, listeners: listeners, tag: tag, children: children },\n      asyncFactory\n    );\n\n    return vnode\n  }\n\n  function createComponentInstanceForVnode (\n    vnode, // we know it's MountedComponentVNode but flow doesn't\n    parent // activeInstance in lifecycle state\n  ) {\n    var options = {\n      _isComponent: true,\n      _parentVnode: vnode,\n      parent: parent\n    };\n    // check inline-template render functions\n    var inlineTemplate = vnode.data.inlineTemplate;\n    if (isDef(inlineTemplate)) {\n      options.render = inlineTemplate.render;\n      options.staticRenderFns = inlineTemplate.staticRenderFns;\n    }\n    return new vnode.componentOptions.Ctor(options)\n  }\n\n  function installComponentHooks (data) {\n    var hooks = data.hook || (data.hook = {});\n    for (var i = 0; i < hooksToMerge.length; i++) {\n      var key = hooksToMerge[i];\n      var existing = hooks[key];\n      var toMerge = componentVNodeHooks[key];\n      if (existing !== toMerge && !(existing && existing._merged)) {\n        hooks[key] = existing ? mergeHook$1(toMerge, existing) : toMerge;\n      }\n    }\n  }\n\n  function mergeHook$1 (f1, f2) {\n    var merged = function (a, b) {\n      // flow complains about extra args which is why we use any\n      f1(a, b);\n      f2(a, b);\n    };\n    merged._merged = true;\n    return merged\n  }\n\n  // transform component v-model info (value and callback) into\n  // prop and event handler respectively.\n  function transformModel (options, data) {\n    var prop = (options.model && options.model.prop) || 'value';\n    var event = (options.model && options.model.event) || 'input'\n    ;(data.attrs || (data.attrs = {}))[prop] = data.model.value;\n    var on = data.on || (data.on = {});\n    var existing = on[event];\n    var callback = data.model.callback;\n    if (isDef(existing)) {\n      if (\n        Array.isArray(existing)\n          ? existing.indexOf(callback) === -1\n          : existing !== callback\n      ) {\n        on[event] = [callback].concat(existing);\n      }\n    } else {\n      on[event] = callback;\n    }\n  }\n\n  /*  */\n\n  var SIMPLE_NORMALIZE = 1;\n  var ALWAYS_NORMALIZE = 2;\n\n  // wrapper function for providing a more flexible interface\n  // without getting yelled at by flow\n  function createElement (\n    context,\n    tag,\n    data,\n    children,\n    normalizationType,\n    alwaysNormalize\n  ) {\n    if (Array.isArray(data) || isPrimitive(data)) {\n      normalizationType = children;\n      children = data;\n      data = undefined;\n    }\n    if (isTrue(alwaysNormalize)) {\n      normalizationType = ALWAYS_NORMALIZE;\n    }\n    return _createElement(context, tag, data, children, normalizationType)\n  }\n\n  function _createElement (\n    context,\n    tag,\n    data,\n    children,\n    normalizationType\n  ) {\n    if (isDef(data) && isDef((data).__ob__)) {\n      warn(\n        \"Avoid using observed data object as vnode data: \" + (JSON.stringify(data)) + \"\\n\" +\n        'Always create fresh vnode data objects in each render!',\n        context\n      );\n      return createEmptyVNode()\n    }\n    // object syntax in v-bind\n    if (isDef(data) && isDef(data.is)) {\n      tag = data.is;\n    }\n    if (!tag) {\n      // in case of component :is set to falsy value\n      return createEmptyVNode()\n    }\n    // warn against non-primitive key\n    if (isDef(data) && isDef(data.key) && !isPrimitive(data.key)\n    ) {\n      {\n        warn(\n          'Avoid using non-primitive value as key, ' +\n          'use string/number value instead.',\n          context\n        );\n      }\n    }\n    // support single function children as default scoped slot\n    if (Array.isArray(children) &&\n      typeof children[0] === 'function'\n    ) {\n      data = data || {};\n      data.scopedSlots = { default: children[0] };\n      children.length = 0;\n    }\n    if (normalizationType === ALWAYS_NORMALIZE) {\n      children = normalizeChildren(children);\n    } else if (normalizationType === SIMPLE_NORMALIZE) {\n      children = simpleNormalizeChildren(children);\n    }\n    var vnode, ns;\n    if (typeof tag === 'string') {\n      var Ctor;\n      ns = (context.$vnode && context.$vnode.ns) || config.getTagNamespace(tag);\n      if (config.isReservedTag(tag)) {\n        // platform built-in elements\n        if (isDef(data) && isDef(data.nativeOn)) {\n          warn(\n            (\"The .native modifier for v-on is only valid on components but it was used on <\" + tag + \">.\"),\n            context\n          );\n        }\n        vnode = new VNode(\n          config.parsePlatformTagName(tag), data, children,\n          undefined, undefined, context\n        );\n      } else if ((!data || !data.pre) && isDef(Ctor = resolveAsset(context.$options, 'components', tag))) {\n        // component\n        vnode = createComponent(Ctor, data, context, children, tag);\n      } else {\n        // unknown or unlisted namespaced elements\n        // check at runtime because it may get assigned a namespace when its\n        // parent normalizes children\n        vnode = new VNode(\n          tag, data, children,\n          undefined, undefined, context\n        );\n      }\n    } else {\n      // direct component options / constructor\n      vnode = createComponent(tag, data, context, children);\n    }\n    if (Array.isArray(vnode)) {\n      return vnode\n    } else if (isDef(vnode)) {\n      if (isDef(ns)) { applyNS(vnode, ns); }\n      if (isDef(data)) { registerDeepBindings(data); }\n      return vnode\n    } else {\n      return createEmptyVNode()\n    }\n  }\n\n  function applyNS (vnode, ns, force) {\n    vnode.ns = ns;\n    if (vnode.tag === 'foreignObject') {\n      // use default namespace inside foreignObject\n      ns = undefined;\n      force = true;\n    }\n    if (isDef(vnode.children)) {\n      for (var i = 0, l = vnode.children.length; i < l; i++) {\n        var child = vnode.children[i];\n        if (isDef(child.tag) && (\n          isUndef(child.ns) || (isTrue(force) && child.tag !== 'svg'))) {\n          applyNS(child, ns, force);\n        }\n      }\n    }\n  }\n\n  // ref #5318\n  // necessary to ensure parent re-render when deep bindings like :style and\n  // :class are used on slot nodes\n  function registerDeepBindings (data) {\n    if (isObject(data.style)) {\n      traverse(data.style);\n    }\n    if (isObject(data.class)) {\n      traverse(data.class);\n    }\n  }\n\n  /*  */\n\n  function initRender (vm) {\n    vm._vnode = null; // the root of the child tree\n    vm._staticTrees = null; // v-once cached trees\n    var options = vm.$options;\n    var parentVnode = vm.$vnode = options._parentVnode; // the placeholder node in parent tree\n    var renderContext = parentVnode && parentVnode.context;\n    vm.$slots = resolveSlots(options._renderChildren, renderContext);\n    vm.$scopedSlots = emptyObject;\n    // bind the createElement fn to this instance\n    // so that we get proper render context inside it.\n    // args order: tag, data, children, normalizationType, alwaysNormalize\n    // internal version is used by render functions compiled from templates\n    vm._c = function (a, b, c, d) { return createElement(vm, a, b, c, d, false); };\n    // normalization is always applied for the public version, used in\n    // user-written render functions.\n    vm.$createElement = function (a, b, c, d) { return createElement(vm, a, b, c, d, true); };\n\n    // $attrs & $listeners are exposed for easier HOC creation.\n    // they need to be reactive so that HOCs using them are always updated\n    var parentData = parentVnode && parentVnode.data;\n\n    /* istanbul ignore else */\n    {\n      defineReactive$$1(vm, '$attrs', parentData && parentData.attrs || emptyObject, function () {\n        !isUpdatingChildComponent && warn(\"$attrs is readonly.\", vm);\n      }, true);\n      defineReactive$$1(vm, '$listeners', options._parentListeners || emptyObject, function () {\n        !isUpdatingChildComponent && warn(\"$listeners is readonly.\", vm);\n      }, true);\n    }\n  }\n\n  var currentRenderingInstance = null;\n\n  function renderMixin (Vue) {\n    // install runtime convenience helpers\n    installRenderHelpers(Vue.prototype);\n\n    Vue.prototype.$nextTick = function (fn) {\n      return nextTick(fn, this)\n    };\n\n    Vue.prototype._render = function () {\n      var vm = this;\n      var ref = vm.$options;\n      var render = ref.render;\n      var _parentVnode = ref._parentVnode;\n\n      if (_parentVnode) {\n        vm.$scopedSlots = normalizeScopedSlots(\n          _parentVnode.data.scopedSlots,\n          vm.$slots,\n          vm.$scopedSlots\n        );\n      }\n\n      // set parent vnode. this allows render functions to have access\n      // to the data on the placeholder node.\n      vm.$vnode = _parentVnode;\n      // render self\n      var vnode;\n      try {\n        // There's no need to maintain a stack because all render fns are called\n        // separately from one another. Nested component's render fns are called\n        // when parent component is patched.\n        currentRenderingInstance = vm;\n        vnode = render.call(vm._renderProxy, vm.$createElement);\n      } catch (e) {\n        handleError(e, vm, \"render\");\n        // return error render result,\n        // or previous vnode to prevent render error causing blank component\n        /* istanbul ignore else */\n        if (vm.$options.renderError) {\n          try {\n            vnode = vm.$options.renderError.call(vm._renderProxy, vm.$createElement, e);\n          } catch (e) {\n            handleError(e, vm, \"renderError\");\n            vnode = vm._vnode;\n          }\n        } else {\n          vnode = vm._vnode;\n        }\n      } finally {\n        currentRenderingInstance = null;\n      }\n      // if the returned array contains only a single node, allow it\n      if (Array.isArray(vnode) && vnode.length === 1) {\n        vnode = vnode[0];\n      }\n      // return empty vnode in case the render function errored out\n      if (!(vnode instanceof VNode)) {\n        if (Array.isArray(vnode)) {\n          warn(\n            'Multiple root nodes returned from render function. Render function ' +\n            'should return a single root node.',\n            vm\n          );\n        }\n        vnode = createEmptyVNode();\n      }\n      // set parent\n      vnode.parent = _parentVnode;\n      return vnode\n    };\n  }\n\n  /*  */\n\n  function ensureCtor (comp, base) {\n    if (\n      comp.__esModule ||\n      (hasSymbol && comp[Symbol.toStringTag] === 'Module')\n    ) {\n      comp = comp.default;\n    }\n    return isObject(comp)\n      ? base.extend(comp)\n      : comp\n  }\n\n  function createAsyncPlaceholder (\n    factory,\n    data,\n    context,\n    children,\n    tag\n  ) {\n    var node = createEmptyVNode();\n    node.asyncFactory = factory;\n    node.asyncMeta = { data: data, context: context, children: children, tag: tag };\n    return node\n  }\n\n  function resolveAsyncComponent (\n    factory,\n    baseCtor\n  ) {\n    if (isTrue(factory.error) && isDef(factory.errorComp)) {\n      return factory.errorComp\n    }\n\n    if (isDef(factory.resolved)) {\n      return factory.resolved\n    }\n\n    var owner = currentRenderingInstance;\n    if (owner && isDef(factory.owners) && factory.owners.indexOf(owner) === -1) {\n      // already pending\n      factory.owners.push(owner);\n    }\n\n    if (isTrue(factory.loading) && isDef(factory.loadingComp)) {\n      return factory.loadingComp\n    }\n\n    if (owner && !isDef(factory.owners)) {\n      var owners = factory.owners = [owner];\n      var sync = true;\n      var timerLoading = null;\n      var timerTimeout = null\n\n      ;(owner).$on('hook:destroyed', function () { return remove(owners, owner); });\n\n      var forceRender = function (renderCompleted) {\n        for (var i = 0, l = owners.length; i < l; i++) {\n          (owners[i]).$forceUpdate();\n        }\n\n        if (renderCompleted) {\n          owners.length = 0;\n          if (timerLoading !== null) {\n            clearTimeout(timerLoading);\n            timerLoading = null;\n          }\n          if (timerTimeout !== null) {\n            clearTimeout(timerTimeout);\n            timerTimeout = null;\n          }\n        }\n      };\n\n      var resolve = once(function (res) {\n        // cache resolved\n        factory.resolved = ensureCtor(res, baseCtor);\n        // invoke callbacks only if this is not a synchronous resolve\n        // (async resolves are shimmed as synchronous during SSR)\n        if (!sync) {\n          forceRender(true);\n        } else {\n          owners.length = 0;\n        }\n      });\n\n      var reject = once(function (reason) {\n        warn(\n          \"Failed to resolve async component: \" + (String(factory)) +\n          (reason ? (\"\\nReason: \" + reason) : '')\n        );\n        if (isDef(factory.errorComp)) {\n          factory.error = true;\n          forceRender(true);\n        }\n      });\n\n      var res = factory(resolve, reject);\n\n      if (isObject(res)) {\n        if (isPromise(res)) {\n          // () => Promise\n          if (isUndef(factory.resolved)) {\n            res.then(resolve, reject);\n          }\n        } else if (isPromise(res.component)) {\n          res.component.then(resolve, reject);\n\n          if (isDef(res.error)) {\n            factory.errorComp = ensureCtor(res.error, baseCtor);\n          }\n\n          if (isDef(res.loading)) {\n            factory.loadingComp = ensureCtor(res.loading, baseCtor);\n            if (res.delay === 0) {\n              factory.loading = true;\n            } else {\n              timerLoading = setTimeout(function () {\n                timerLoading = null;\n                if (isUndef(factory.resolved) && isUndef(factory.error)) {\n                  factory.loading = true;\n                  forceRender(false);\n                }\n              }, res.delay || 200);\n            }\n          }\n\n          if (isDef(res.timeout)) {\n            timerTimeout = setTimeout(function () {\n              timerTimeout = null;\n              if (isUndef(factory.resolved)) {\n                reject(\n                  \"timeout (\" + (res.timeout) + \"ms)\"\n                );\n              }\n            }, res.timeout);\n          }\n        }\n      }\n\n      sync = false;\n      // return in case resolved synchronously\n      return factory.loading\n        ? factory.loadingComp\n        : factory.resolved\n    }\n  }\n\n  /*  */\n\n  function isAsyncPlaceholder (node) {\n    return node.isComment && node.asyncFactory\n  }\n\n  /*  */\n\n  function getFirstComponentChild (children) {\n    if (Array.isArray(children)) {\n      for (var i = 0; i < children.length; i++) {\n        var c = children[i];\n        if (isDef(c) && (isDef(c.componentOptions) || isAsyncPlaceholder(c))) {\n          return c\n        }\n      }\n    }\n  }\n\n  /*  */\n\n  /*  */\n\n  function initEvents (vm) {\n    vm._events = Object.create(null);\n    vm._hasHookEvent = false;\n    // init parent attached events\n    var listeners = vm.$options._parentListeners;\n    if (listeners) {\n      updateComponentListeners(vm, listeners);\n    }\n  }\n\n  var target;\n\n  function add (event, fn) {\n    target.$on(event, fn);\n  }\n\n  function remove$1 (event, fn) {\n    target.$off(event, fn);\n  }\n\n  function createOnceHandler (event, fn) {\n    var _target = target;\n    return function onceHandler () {\n      var res = fn.apply(null, arguments);\n      if (res !== null) {\n        _target.$off(event, onceHandler);\n      }\n    }\n  }\n\n  function updateComponentListeners (\n    vm,\n    listeners,\n    oldListeners\n  ) {\n    target = vm;\n    updateListeners(listeners, oldListeners || {}, add, remove$1, createOnceHandler, vm);\n    target = undefined;\n  }\n\n  function eventsMixin (Vue) {\n    var hookRE = /^hook:/;\n    Vue.prototype.$on = function (event, fn) {\n      var vm = this;\n      if (Array.isArray(event)) {\n        for (var i = 0, l = event.length; i < l; i++) {\n          vm.$on(event[i], fn);\n        }\n      } else {\n        (vm._events[event] || (vm._events[event] = [])).push(fn);\n        // optimize hook:event cost by using a boolean flag marked at registration\n        // instead of a hash lookup\n        if (hookRE.test(event)) {\n          vm._hasHookEvent = true;\n        }\n      }\n      return vm\n    };\n\n    Vue.prototype.$once = function (event, fn) {\n      var vm = this;\n      function on () {\n        vm.$off(event, on);\n        fn.apply(vm, arguments);\n      }\n      on.fn = fn;\n      vm.$on(event, on);\n      return vm\n    };\n\n    Vue.prototype.$off = function (event, fn) {\n      var vm = this;\n      // all\n      if (!arguments.length) {\n        vm._events = Object.create(null);\n        return vm\n      }\n      // array of events\n      if (Array.isArray(event)) {\n        for (var i$1 = 0, l = event.length; i$1 < l; i$1++) {\n          vm.$off(event[i$1], fn);\n        }\n        return vm\n      }\n      // specific event\n      var cbs = vm._events[event];\n      if (!cbs) {\n        return vm\n      }\n      if (!fn) {\n        vm._events[event] = null;\n        return vm\n      }\n      // specific handler\n      var cb;\n      var i = cbs.length;\n      while (i--) {\n        cb = cbs[i];\n        if (cb === fn || cb.fn === fn) {\n          cbs.splice(i, 1);\n          break\n        }\n      }\n      return vm\n    };\n\n    Vue.prototype.$emit = function (event) {\n      var vm = this;\n      {\n        var lowerCaseEvent = event.toLowerCase();\n        if (lowerCaseEvent !== event && vm._events[lowerCaseEvent]) {\n          tip(\n            \"Event \\\"\" + lowerCaseEvent + \"\\\" is emitted in component \" +\n            (formatComponentName(vm)) + \" but the handler is registered for \\\"\" + event + \"\\\". \" +\n            \"Note that HTML attributes are case-insensitive and you cannot use \" +\n            \"v-on to listen to camelCase events when using in-DOM templates. \" +\n            \"You should probably use \\\"\" + (hyphenate(event)) + \"\\\" instead of \\\"\" + event + \"\\\".\"\n          );\n        }\n      }\n      var cbs = vm._events[event];\n      if (cbs) {\n        cbs = cbs.length > 1 ? toArray(cbs) : cbs;\n        var args = toArray(arguments, 1);\n        var info = \"event handler for \\\"\" + event + \"\\\"\";\n        for (var i = 0, l = cbs.length; i < l; i++) {\n          invokeWithErrorHandling(cbs[i], vm, args, vm, info);\n        }\n      }\n      return vm\n    };\n  }\n\n  /*  */\n\n  var activeInstance = null;\n  var isUpdatingChildComponent = false;\n\n  function setActiveInstance(vm) {\n    var prevActiveInstance = activeInstance;\n    activeInstance = vm;\n    return function () {\n      activeInstance = prevActiveInstance;\n    }\n  }\n\n  function initLifecycle (vm) {\n    var options = vm.$options;\n\n    // locate first non-abstract parent\n    var parent = options.parent;\n    if (parent && !options.abstract) {\n      while (parent.$options.abstract && parent.$parent) {\n        parent = parent.$parent;\n      }\n      parent.$children.push(vm);\n    }\n\n    vm.$parent = parent;\n    vm.$root = parent ? parent.$root : vm;\n\n    vm.$children = [];\n    vm.$refs = {};\n\n    vm._watcher = null;\n    vm._inactive = null;\n    vm._directInactive = false;\n    vm._isMounted = false;\n    vm._isDestroyed = false;\n    vm._isBeingDestroyed = false;\n  }\n\n  function lifecycleMixin (Vue) {\n    Vue.prototype._update = function (vnode, hydrating) {\n      var vm = this;\n      var prevEl = vm.$el;\n      var prevVnode = vm._vnode;\n      var restoreActiveInstance = setActiveInstance(vm);\n      vm._vnode = vnode;\n      // Vue.prototype.__patch__ is injected in entry points\n      // based on the rendering backend used.\n      if (!prevVnode) {\n        // initial render\n        vm.$el = vm.__patch__(vm.$el, vnode, hydrating, false /* removeOnly */);\n      } else {\n        // updates\n        vm.$el = vm.__patch__(prevVnode, vnode);\n      }\n      restoreActiveInstance();\n      // update __vue__ reference\n      if (prevEl) {\n        prevEl.__vue__ = null;\n      }\n      if (vm.$el) {\n        vm.$el.__vue__ = vm;\n      }\n      // if parent is an HOC, update its $el as well\n      if (vm.$vnode && vm.$parent && vm.$vnode === vm.$parent._vnode) {\n        vm.$parent.$el = vm.$el;\n      }\n      // updated hook is called by the scheduler to ensure that children are\n      // updated in a parent's updated hook.\n    };\n\n    Vue.prototype.$forceUpdate = function () {\n      var vm = this;\n      if (vm._watcher) {\n        vm._watcher.update();\n      }\n    };\n\n    Vue.prototype.$destroy = function () {\n      var vm = this;\n      if (vm._isBeingDestroyed) {\n        return\n      }\n      callHook(vm, 'beforeDestroy');\n      vm._isBeingDestroyed = true;\n      // remove self from parent\n      var parent = vm.$parent;\n      if (parent && !parent._isBeingDestroyed && !vm.$options.abstract) {\n        remove(parent.$children, vm);\n      }\n      // teardown watchers\n      if (vm._watcher) {\n        vm._watcher.teardown();\n      }\n      var i = vm._watchers.length;\n      while (i--) {\n        vm._watchers[i].teardown();\n      }\n      // remove reference from data ob\n      // frozen object may not have observer.\n      if (vm._data.__ob__) {\n        vm._data.__ob__.vmCount--;\n      }\n      // call the last hook...\n      vm._isDestroyed = true;\n      // invoke destroy hooks on current rendered tree\n      vm.__patch__(vm._vnode, null);\n      // fire destroyed hook\n      callHook(vm, 'destroyed');\n      // turn off all instance listeners.\n      vm.$off();\n      // remove __vue__ reference\n      if (vm.$el) {\n        vm.$el.__vue__ = null;\n      }\n      // release circular reference (#6759)\n      if (vm.$vnode) {\n        vm.$vnode.parent = null;\n      }\n    };\n  }\n\n  function mountComponent (\n    vm,\n    el,\n    hydrating\n  ) {\n    vm.$el = el;\n    if (!vm.$options.render) {\n      vm.$options.render = createEmptyVNode;\n      {\n        /* istanbul ignore if */\n        if ((vm.$options.template && vm.$options.template.charAt(0) !== '#') ||\n          vm.$options.el || el) {\n          warn(\n            'You are using the runtime-only build of Vue where the template ' +\n            'compiler is not available. Either pre-compile the templates into ' +\n            'render functions, or use the compiler-included build.',\n            vm\n          );\n        } else {\n          warn(\n            'Failed to mount component: template or render function not defined.',\n            vm\n          );\n        }\n      }\n    }\n    callHook(vm, 'beforeMount');\n\n    var updateComponent;\n    /* istanbul ignore if */\n    if (config.performance && mark) {\n      updateComponent = function () {\n        var name = vm._name;\n        var id = vm._uid;\n        var startTag = \"vue-perf-start:\" + id;\n        var endTag = \"vue-perf-end:\" + id;\n\n        mark(startTag);\n        var vnode = vm._render();\n        mark(endTag);\n        measure((\"vue \" + name + \" render\"), startTag, endTag);\n\n        mark(startTag);\n        vm._update(vnode, hydrating);\n        mark(endTag);\n        measure((\"vue \" + name + \" patch\"), startTag, endTag);\n      };\n    } else {\n      updateComponent = function () {\n        vm._update(vm._render(), hydrating);\n      };\n    }\n\n    // we set this to vm._watcher inside the watcher's constructor\n    // since the watcher's initial patch may call $forceUpdate (e.g. inside child\n    // component's mounted hook), which relies on vm._watcher being already defined\n    new Watcher(vm, updateComponent, noop, {\n      before: function before () {\n        if (vm._isMounted && !vm._isDestroyed) {\n          callHook(vm, 'beforeUpdate');\n        }\n      }\n    }, true /* isRenderWatcher */);\n    hydrating = false;\n\n    // manually mounted instance, call mounted on self\n    // mounted is called for render-created child components in its inserted hook\n    if (vm.$vnode == null) {\n      vm._isMounted = true;\n      callHook(vm, 'mounted');\n    }\n    return vm\n  }\n\n  function updateChildComponent (\n    vm,\n    propsData,\n    listeners,\n    parentVnode,\n    renderChildren\n  ) {\n    {\n      isUpdatingChildComponent = true;\n    }\n\n    // determine whether component has slot children\n    // we need to do this before overwriting $options._renderChildren.\n\n    // check if there are dynamic scopedSlots (hand-written or compiled but with\n    // dynamic slot names). Static scoped slots compiled from template has the\n    // \"$stable\" marker.\n    var newScopedSlots = parentVnode.data.scopedSlots;\n    var oldScopedSlots = vm.$scopedSlots;\n    var hasDynamicScopedSlot = !!(\n      (newScopedSlots && !newScopedSlots.$stable) ||\n      (oldScopedSlots !== emptyObject && !oldScopedSlots.$stable) ||\n      (newScopedSlots && vm.$scopedSlots.$key !== newScopedSlots.$key)\n    );\n\n    // Any static slot children from the parent may have changed during parent's\n    // update. Dynamic scoped slots may also have changed. In such cases, a forced\n    // update is necessary to ensure correctness.\n    var needsForceUpdate = !!(\n      renderChildren ||               // has new static slots\n      vm.$options._renderChildren ||  // has old static slots\n      hasDynamicScopedSlot\n    );\n\n    vm.$options._parentVnode = parentVnode;\n    vm.$vnode = parentVnode; // update vm's placeholder node without re-render\n\n    if (vm._vnode) { // update child tree's parent\n      vm._vnode.parent = parentVnode;\n    }\n    vm.$options._renderChildren = renderChildren;\n\n    // update $attrs and $listeners hash\n    // these are also reactive so they may trigger child update if the child\n    // used them during render\n    vm.$attrs = parentVnode.data.attrs || emptyObject;\n    vm.$listeners = listeners || emptyObject;\n\n    // update props\n    if (propsData && vm.$options.props) {\n      toggleObserving(false);\n      var props = vm._props;\n      var propKeys = vm.$options._propKeys || [];\n      for (var i = 0; i < propKeys.length; i++) {\n        var key = propKeys[i];\n        var propOptions = vm.$options.props; // wtf flow?\n        props[key] = validateProp(key, propOptions, propsData, vm);\n      }\n      toggleObserving(true);\n      // keep a copy of raw propsData\n      vm.$options.propsData = propsData;\n    }\n\n    // update listeners\n    listeners = listeners || emptyObject;\n    var oldListeners = vm.$options._parentListeners;\n    vm.$options._parentListeners = listeners;\n    updateComponentListeners(vm, listeners, oldListeners);\n\n    // resolve slots + force update if has children\n    if (needsForceUpdate) {\n      vm.$slots = resolveSlots(renderChildren, parentVnode.context);\n      vm.$forceUpdate();\n    }\n\n    {\n      isUpdatingChildComponent = false;\n    }\n  }\n\n  function isInInactiveTree (vm) {\n    while (vm && (vm = vm.$parent)) {\n      if (vm._inactive) { return true }\n    }\n    return false\n  }\n\n  function activateChildComponent (vm, direct) {\n    if (direct) {\n      vm._directInactive = false;\n      if (isInInactiveTree(vm)) {\n        return\n      }\n    } else if (vm._directInactive) {\n      return\n    }\n    if (vm._inactive || vm._inactive === null) {\n      vm._inactive = false;\n      for (var i = 0; i < vm.$children.length; i++) {\n        activateChildComponent(vm.$children[i]);\n      }\n      callHook(vm, 'activated');\n    }\n  }\n\n  function deactivateChildComponent (vm, direct) {\n    if (direct) {\n      vm._directInactive = true;\n      if (isInInactiveTree(vm)) {\n        return\n      }\n    }\n    if (!vm._inactive) {\n      vm._inactive = true;\n      for (var i = 0; i < vm.$children.length; i++) {\n        deactivateChildComponent(vm.$children[i]);\n      }\n      callHook(vm, 'deactivated');\n    }\n  }\n\n  function callHook (vm, hook) {\n    // #7573 disable dep collection when invoking lifecycle hooks\n    pushTarget();\n    var handlers = vm.$options[hook];\n    var info = hook + \" hook\";\n    if (handlers) {\n      for (var i = 0, j = handlers.length; i < j; i++) {\n        invokeWithErrorHandling(handlers[i], vm, null, vm, info);\n      }\n    }\n    if (vm._hasHookEvent) {\n      vm.$emit('hook:' + hook);\n    }\n    popTarget();\n  }\n\n  /*  */\n\n  var MAX_UPDATE_COUNT = 100;\n\n  var queue = [];\n  var activatedChildren = [];\n  var has = {};\n  var circular = {};\n  var waiting = false;\n  var flushing = false;\n  var index = 0;\n\n  /**\n   * Reset the scheduler's state.\n   */\n  function resetSchedulerState () {\n    index = queue.length = activatedChildren.length = 0;\n    has = {};\n    {\n      circular = {};\n    }\n    waiting = flushing = false;\n  }\n\n  // Async edge case #6566 requires saving the timestamp when event listeners are\n  // attached. However, calling performance.now() has a perf overhead especially\n  // if the page has thousands of event listeners. Instead, we take a timestamp\n  // every time the scheduler flushes and use that for all event listeners\n  // attached during that flush.\n  var currentFlushTimestamp = 0;\n\n  // Async edge case fix requires storing an event listener's attach timestamp.\n  var getNow = Date.now;\n\n  // Determine what event timestamp the browser is using. Annoyingly, the\n  // timestamp can either be hi-res (relative to page load) or low-res\n  // (relative to UNIX epoch), so in order to compare time we have to use the\n  // same timestamp type when saving the flush timestamp.\n  // All IE versions use low-res event timestamps, and have problematic clock\n  // implementations (#9632)\n  if (inBrowser && !isIE) {\n    var performance = window.performance;\n    if (\n      performance &&\n      typeof performance.now === 'function' &&\n      getNow() > document.createEvent('Event').timeStamp\n    ) {\n      // if the event timestamp, although evaluated AFTER the Date.now(), is\n      // smaller than it, it means the event is using a hi-res timestamp,\n      // and we need to use the hi-res version for event listener timestamps as\n      // well.\n      getNow = function () { return performance.now(); };\n    }\n  }\n\n  /**\n   * Flush both queues and run the watchers.\n   */\n  function flushSchedulerQueue () {\n    currentFlushTimestamp = getNow();\n    flushing = true;\n    var watcher, id;\n\n    // Sort queue before flush.\n    // This ensures that:\n    // 1. Components are updated from parent to child. (because parent is always\n    //    created before the child)\n    // 2. A component's user watchers are run before its render watcher (because\n    //    user watchers are created before the render watcher)\n    // 3. If a component is destroyed during a parent component's watcher run,\n    //    its watchers can be skipped.\n    queue.sort(function (a, b) { return a.id - b.id; });\n\n    // do not cache length because more watchers might be pushed\n    // as we run existing watchers\n    for (index = 0; index < queue.length; index++) {\n      watcher = queue[index];\n      if (watcher.before) {\n        watcher.before();\n      }\n      id = watcher.id;\n      has[id] = null;\n      watcher.run();\n      // in dev build, check and stop circular updates.\n      if (has[id] != null) {\n        circular[id] = (circular[id] || 0) + 1;\n        if (circular[id] > MAX_UPDATE_COUNT) {\n          warn(\n            'You may have an infinite update loop ' + (\n              watcher.user\n                ? (\"in watcher with expression \\\"\" + (watcher.expression) + \"\\\"\")\n                : \"in a component render function.\"\n            ),\n            watcher.vm\n          );\n          break\n        }\n      }\n    }\n\n    // keep copies of post queues before resetting state\n    var activatedQueue = activatedChildren.slice();\n    var updatedQueue = queue.slice();\n\n    resetSchedulerState();\n\n    // call component updated and activated hooks\n    callActivatedHooks(activatedQueue);\n    callUpdatedHooks(updatedQueue);\n\n    // devtool hook\n    /* istanbul ignore if */\n    if (devtools && config.devtools) {\n      devtools.emit('flush');\n    }\n  }\n\n  function callUpdatedHooks (queue) {\n    var i = queue.length;\n    while (i--) {\n      var watcher = queue[i];\n      var vm = watcher.vm;\n      if (vm._watcher === watcher && vm._isMounted && !vm._isDestroyed) {\n        callHook(vm, 'updated');\n      }\n    }\n  }\n\n  /**\n   * Queue a kept-alive component that was activated during patch.\n   * The queue will be processed after the entire tree has been patched.\n   */\n  function queueActivatedComponent (vm) {\n    // setting _inactive to false here so that a render function can\n    // rely on checking whether it's in an inactive tree (e.g. router-view)\n    vm._inactive = false;\n    activatedChildren.push(vm);\n  }\n\n  function callActivatedHooks (queue) {\n    for (var i = 0; i < queue.length; i++) {\n      queue[i]._inactive = true;\n      activateChildComponent(queue[i], true /* true */);\n    }\n  }\n\n  /**\n   * Push a watcher into the watcher queue.\n   * Jobs with duplicate IDs will be skipped unless it's\n   * pushed when the queue is being flushed.\n   */\n  function queueWatcher (watcher) {\n    var id = watcher.id;\n    if (has[id] == null) {\n      has[id] = true;\n      if (!flushing) {\n        queue.push(watcher);\n      } else {\n        // if already flushing, splice the watcher based on its id\n        // if already past its id, it will be run next immediately.\n        var i = queue.length - 1;\n        while (i > index && queue[i].id > watcher.id) {\n          i--;\n        }\n        queue.splice(i + 1, 0, watcher);\n      }\n      // queue the flush\n      if (!waiting) {\n        waiting = true;\n\n        if (!config.async) {\n          flushSchedulerQueue();\n          return\n        }\n        nextTick(flushSchedulerQueue);\n      }\n    }\n  }\n\n  /*  */\n\n\n\n  var uid$2 = 0;\n\n  /**\n   * A watcher parses an expression, collects dependencies,\n   * and fires callback when the expression value changes.\n   * This is used for both the $watch() api and directives.\n   */\n  var Watcher = function Watcher (\n    vm,\n    expOrFn,\n    cb,\n    options,\n    isRenderWatcher\n  ) {\n    this.vm = vm;\n    if (isRenderWatcher) {\n      vm._watcher = this;\n    }\n    vm._watchers.push(this);\n    // options\n    if (options) {\n      this.deep = !!options.deep;\n      this.user = !!options.user;\n      this.lazy = !!options.lazy;\n      this.sync = !!options.sync;\n      this.before = options.before;\n    } else {\n      this.deep = this.user = this.lazy = this.sync = false;\n    }\n    this.cb = cb;\n    this.id = ++uid$2; // uid for batching\n    this.active = true;\n    this.dirty = this.lazy; // for lazy watchers\n    this.deps = [];\n    this.newDeps = [];\n    this.depIds = new _Set();\n    this.newDepIds = new _Set();\n    this.expression = expOrFn.toString();\n    // parse expression for getter\n    if (typeof expOrFn === 'function') {\n      this.getter = expOrFn;\n    } else {\n      this.getter = parsePath(expOrFn);\n      if (!this.getter) {\n        this.getter = noop;\n        warn(\n          \"Failed watching path: \\\"\" + expOrFn + \"\\\" \" +\n          'Watcher only accepts simple dot-delimited paths. ' +\n          'For full control, use a function instead.',\n          vm\n        );\n      }\n    }\n    this.value = this.lazy\n      ? undefined\n      : this.get();\n  };\n\n  /**\n   * Evaluate the getter, and re-collect dependencies.\n   */\n  Watcher.prototype.get = function get () {\n    pushTarget(this);\n    var value;\n    var vm = this.vm;\n    try {\n      value = this.getter.call(vm, vm);\n    } catch (e) {\n      if (this.user) {\n        handleError(e, vm, (\"getter for watcher \\\"\" + (this.expression) + \"\\\"\"));\n      } else {\n        throw e\n      }\n    } finally {\n      // \"touch\" every property so they are all tracked as\n      // dependencies for deep watching\n      if (this.deep) {\n        traverse(value);\n      }\n      popTarget();\n      this.cleanupDeps();\n    }\n    return value\n  };\n\n  /**\n   * Add a dependency to this directive.\n   */\n  Watcher.prototype.addDep = function addDep (dep) {\n    var id = dep.id;\n    if (!this.newDepIds.has(id)) {\n      this.newDepIds.add(id);\n      this.newDeps.push(dep);\n      if (!this.depIds.has(id)) {\n        dep.addSub(this);\n      }\n    }\n  };\n\n  /**\n   * Clean up for dependency collection.\n   */\n  Watcher.prototype.cleanupDeps = function cleanupDeps () {\n    var i = this.deps.length;\n    while (i--) {\n      var dep = this.deps[i];\n      if (!this.newDepIds.has(dep.id)) {\n        dep.removeSub(this);\n      }\n    }\n    var tmp = this.depIds;\n    this.depIds = this.newDepIds;\n    this.newDepIds = tmp;\n    this.newDepIds.clear();\n    tmp = this.deps;\n    this.deps = this.newDeps;\n    this.newDeps = tmp;\n    this.newDeps.length = 0;\n  };\n\n  /**\n   * Subscriber interface.\n   * Will be called when a dependency changes.\n   */\n  Watcher.prototype.update = function update () {\n    /* istanbul ignore else */\n    if (this.lazy) {\n      this.dirty = true;\n    } else if (this.sync) {\n      this.run();\n    } else {\n      queueWatcher(this);\n    }\n  };\n\n  /**\n   * Scheduler job interface.\n   * Will be called by the scheduler.\n   */\n  Watcher.prototype.run = function run () {\n    if (this.active) {\n      var value = this.get();\n      if (\n        value !== this.value ||\n        // Deep watchers and watchers on Object/Arrays should fire even\n        // when the value is the same, because the value may\n        // have mutated.\n        isObject(value) ||\n        this.deep\n      ) {\n        // set new value\n        var oldValue = this.value;\n        this.value = value;\n        if (this.user) {\n          try {\n            this.cb.call(this.vm, value, oldValue);\n          } catch (e) {\n            handleError(e, this.vm, (\"callback for watcher \\\"\" + (this.expression) + \"\\\"\"));\n          }\n        } else {\n          this.cb.call(this.vm, value, oldValue);\n        }\n      }\n    }\n  };\n\n  /**\n   * Evaluate the value of the watcher.\n   * This only gets called for lazy watchers.\n   */\n  Watcher.prototype.evaluate = function evaluate () {\n    this.value = this.get();\n    this.dirty = false;\n  };\n\n  /**\n   * Depend on all deps collected by this watcher.\n   */\n  Watcher.prototype.depend = function depend () {\n    var i = this.deps.length;\n    while (i--) {\n      this.deps[i].depend();\n    }\n  };\n\n  /**\n   * Remove self from all dependencies' subscriber list.\n   */\n  Watcher.prototype.teardown = function teardown () {\n    if (this.active) {\n      // remove self from vm's watcher list\n      // this is a somewhat expensive operation so we skip it\n      // if the vm is being destroyed.\n      if (!this.vm._isBeingDestroyed) {\n        remove(this.vm._watchers, this);\n      }\n      var i = this.deps.length;\n      while (i--) {\n        this.deps[i].removeSub(this);\n      }\n      this.active = false;\n    }\n  };\n\n  /*  */\n\n  var sharedPropertyDefinition = {\n    enumerable: true,\n    configurable: true,\n    get: noop,\n    set: noop\n  };\n\n  function proxy (target, sourceKey, key) {\n    sharedPropertyDefinition.get = function proxyGetter () {\n      return this[sourceKey][key]\n    };\n    sharedPropertyDefinition.set = function proxySetter (val) {\n      this[sourceKey][key] = val;\n    };\n    Object.defineProperty(target, key, sharedPropertyDefinition);\n  }\n\n  function initState (vm) {\n    vm._watchers = [];\n    var opts = vm.$options;\n    if (opts.props) { initProps(vm, opts.props); }\n    if (opts.methods) { initMethods(vm, opts.methods); }\n    if (opts.data) {\n      initData(vm);\n    } else {\n      observe(vm._data = {}, true /* asRootData */);\n    }\n    if (opts.computed) { initComputed(vm, opts.computed); }\n    if (opts.watch && opts.watch !== nativeWatch) {\n      initWatch(vm, opts.watch);\n    }\n  }\n\n  function initProps (vm, propsOptions) {\n    var propsData = vm.$options.propsData || {};\n    var props = vm._props = {};\n    // cache prop keys so that future props updates can iterate using Array\n    // instead of dynamic object key enumeration.\n    var keys = vm.$options._propKeys = [];\n    var isRoot = !vm.$parent;\n    // root instance props should be converted\n    if (!isRoot) {\n      toggleObserving(false);\n    }\n    var loop = function ( key ) {\n      keys.push(key);\n      var value = validateProp(key, propsOptions, propsData, vm);\n      /* istanbul ignore else */\n      {\n        var hyphenatedKey = hyphenate(key);\n        if (isReservedAttribute(hyphenatedKey) ||\n            config.isReservedAttr(hyphenatedKey)) {\n          warn(\n            (\"\\\"\" + hyphenatedKey + \"\\\" is a reserved attribute and cannot be used as component prop.\"),\n            vm\n          );\n        }\n        defineReactive$$1(props, key, value, function () {\n          if (!isRoot && !isUpdatingChildComponent) {\n            warn(\n              \"Avoid mutating a prop directly since the value will be \" +\n              \"overwritten whenever the parent component re-renders. \" +\n              \"Instead, use a data or computed property based on the prop's \" +\n              \"value. Prop being mutated: \\\"\" + key + \"\\\"\",\n              vm\n            );\n          }\n        });\n      }\n      // static props are already proxied on the component's prototype\n      // during Vue.extend(). We only need to proxy props defined at\n      // instantiation here.\n      if (!(key in vm)) {\n        proxy(vm, \"_props\", key);\n      }\n    };\n\n    for (var key in propsOptions) loop( key );\n    toggleObserving(true);\n  }\n\n  function initData (vm) {\n    var data = vm.$options.data;\n    data = vm._data = typeof data === 'function'\n      ? getData(data, vm)\n      : data || {};\n    if (!isPlainObject(data)) {\n      data = {};\n      warn(\n        'data functions should return an object:\\n' +\n        'https://vuejs.org/v2/guide/components.html#data-Must-Be-a-Function',\n        vm\n      );\n    }\n    // proxy data on instance\n    var keys = Object.keys(data);\n    var props = vm.$options.props;\n    var methods = vm.$options.methods;\n    var i = keys.length;\n    while (i--) {\n      var key = keys[i];\n      {\n        if (methods && hasOwn(methods, key)) {\n          warn(\n            (\"Method \\\"\" + key + \"\\\" has already been defined as a data property.\"),\n            vm\n          );\n        }\n      }\n      if (props && hasOwn(props, key)) {\n        warn(\n          \"The data property \\\"\" + key + \"\\\" is already declared as a prop. \" +\n          \"Use prop default value instead.\",\n          vm\n        );\n      } else if (!isReserved(key)) {\n        proxy(vm, \"_data\", key);\n      }\n    }\n    // observe data\n    observe(data, true /* asRootData */);\n  }\n\n  function getData (data, vm) {\n    // #7573 disable dep collection when invoking data getters\n    pushTarget();\n    try {\n      return data.call(vm, vm)\n    } catch (e) {\n      handleError(e, vm, \"data()\");\n      return {}\n    } finally {\n      popTarget();\n    }\n  }\n\n  var computedWatcherOptions = { lazy: true };\n\n  function initComputed (vm, computed) {\n    // $flow-disable-line\n    var watchers = vm._computedWatchers = Object.create(null);\n    // computed properties are just getters during SSR\n    var isSSR = isServerRendering();\n\n    for (var key in computed) {\n      var userDef = computed[key];\n      var getter = typeof userDef === 'function' ? userDef : userDef.get;\n      if (getter == null) {\n        warn(\n          (\"Getter is missing for computed property \\\"\" + key + \"\\\".\"),\n          vm\n        );\n      }\n\n      if (!isSSR) {\n        // create internal watcher for the computed property.\n        watchers[key] = new Watcher(\n          vm,\n          getter || noop,\n          noop,\n          computedWatcherOptions\n        );\n      }\n\n      // component-defined computed properties are already defined on the\n      // component prototype. We only need to define computed properties defined\n      // at instantiation here.\n      if (!(key in vm)) {\n        defineComputed(vm, key, userDef);\n      } else {\n        if (key in vm.$data) {\n          warn((\"The computed property \\\"\" + key + \"\\\" is already defined in data.\"), vm);\n        } else if (vm.$options.props && key in vm.$options.props) {\n          warn((\"The computed property \\\"\" + key + \"\\\" is already defined as a prop.\"), vm);\n        }\n      }\n    }\n  }\n\n  function defineComputed (\n    target,\n    key,\n    userDef\n  ) {\n    var shouldCache = !isServerRendering();\n    if (typeof userDef === 'function') {\n      sharedPropertyDefinition.get = shouldCache\n        ? createComputedGetter(key)\n        : createGetterInvoker(userDef);\n      sharedPropertyDefinition.set = noop;\n    } else {\n      sharedPropertyDefinition.get = userDef.get\n        ? shouldCache && userDef.cache !== false\n          ? createComputedGetter(key)\n          : createGetterInvoker(userDef.get)\n        : noop;\n      sharedPropertyDefinition.set = userDef.set || noop;\n    }\n    if (sharedPropertyDefinition.set === noop) {\n      sharedPropertyDefinition.set = function () {\n        warn(\n          (\"Computed property \\\"\" + key + \"\\\" was assigned to but it has no setter.\"),\n          this\n        );\n      };\n    }\n    Object.defineProperty(target, key, sharedPropertyDefinition);\n  }\n\n  function createComputedGetter (key) {\n    return function computedGetter () {\n      var watcher = this._computedWatchers && this._computedWatchers[key];\n      if (watcher) {\n        if (watcher.dirty) {\n          watcher.evaluate();\n        }\n        if (Dep.target) {\n          watcher.depend();\n        }\n        return watcher.value\n      }\n    }\n  }\n\n  function createGetterInvoker(fn) {\n    return function computedGetter () {\n      return fn.call(this, this)\n    }\n  }\n\n  function initMethods (vm, methods) {\n    var props = vm.$options.props;\n    for (var key in methods) {\n      {\n        if (typeof methods[key] !== 'function') {\n          warn(\n            \"Method \\\"\" + key + \"\\\" has type \\\"\" + (typeof methods[key]) + \"\\\" in the component definition. \" +\n            \"Did you reference the function correctly?\",\n            vm\n          );\n        }\n        if (props && hasOwn(props, key)) {\n          warn(\n            (\"Method \\\"\" + key + \"\\\" has already been defined as a prop.\"),\n            vm\n          );\n        }\n        if ((key in vm) && isReserved(key)) {\n          warn(\n            \"Method \\\"\" + key + \"\\\" conflicts with an existing Vue instance method. \" +\n            \"Avoid defining component methods that start with _ or $.\"\n          );\n        }\n      }\n      vm[key] = typeof methods[key] !== 'function' ? noop : bind(methods[key], vm);\n    }\n  }\n\n  function initWatch (vm, watch) {\n    for (var key in watch) {\n      var handler = watch[key];\n      if (Array.isArray(handler)) {\n        for (var i = 0; i < handler.length; i++) {\n          createWatcher(vm, key, handler[i]);\n        }\n      } else {\n        createWatcher(vm, key, handler);\n      }\n    }\n  }\n\n  function createWatcher (\n    vm,\n    expOrFn,\n    handler,\n    options\n  ) {\n    if (isPlainObject(handler)) {\n      options = handler;\n      handler = handler.handler;\n    }\n    if (typeof handler === 'string') {\n      handler = vm[handler];\n    }\n    return vm.$watch(expOrFn, handler, options)\n  }\n\n  function stateMixin (Vue) {\n    // flow somehow has problems with directly declared definition object\n    // when using Object.defineProperty, so we have to procedurally build up\n    // the object here.\n    var dataDef = {};\n    dataDef.get = function () { return this._data };\n    var propsDef = {};\n    propsDef.get = function () { return this._props };\n    {\n      dataDef.set = function () {\n        warn(\n          'Avoid replacing instance root $data. ' +\n          'Use nested data properties instead.',\n          this\n        );\n      };\n      propsDef.set = function () {\n        warn(\"$props is readonly.\", this);\n      };\n    }\n    Object.defineProperty(Vue.prototype, '$data', dataDef);\n    Object.defineProperty(Vue.prototype, '$props', propsDef);\n\n    Vue.prototype.$set = set;\n    Vue.prototype.$delete = del;\n\n    Vue.prototype.$watch = function (\n      expOrFn,\n      cb,\n      options\n    ) {\n      var vm = this;\n      if (isPlainObject(cb)) {\n        return createWatcher(vm, expOrFn, cb, options)\n      }\n      options = options || {};\n      options.user = true;\n      var watcher = new Watcher(vm, expOrFn, cb, options);\n      if (options.immediate) {\n        try {\n          cb.call(vm, watcher.value);\n        } catch (error) {\n          handleError(error, vm, (\"callback for immediate watcher \\\"\" + (watcher.expression) + \"\\\"\"));\n        }\n      }\n      return function unwatchFn () {\n        watcher.teardown();\n      }\n    };\n  }\n\n  /*  */\n\n  var uid$3 = 0;\n\n  function initMixin (Vue) {\n    Vue.prototype._init = function (options) {\n      var vm = this;\n      // a uid\n      vm._uid = uid$3++;\n\n      var startTag, endTag;\n      /* istanbul ignore if */\n      if (config.performance && mark) {\n        startTag = \"vue-perf-start:\" + (vm._uid);\n        endTag = \"vue-perf-end:\" + (vm._uid);\n        mark(startTag);\n      }\n\n      // a flag to avoid this being observed\n      vm._isVue = true;\n      // merge options\n      if (options && options._isComponent) {\n        // optimize internal component instantiation\n        // since dynamic options merging is pretty slow, and none of the\n        // internal component options needs special treatment.\n        initInternalComponent(vm, options);\n      } else {\n        vm.$options = mergeOptions(\n          resolveConstructorOptions(vm.constructor),\n          options || {},\n          vm\n        );\n      }\n      /* istanbul ignore else */\n      {\n        initProxy(vm);\n      }\n      // expose real self\n      vm._self = vm;\n      initLifecycle(vm);\n      initEvents(vm);\n      initRender(vm);\n      callHook(vm, 'beforeCreate');\n      initInjections(vm); // resolve injections before data/props\n      initState(vm);\n      initProvide(vm); // resolve provide after data/props\n      callHook(vm, 'created');\n\n      /* istanbul ignore if */\n      if (config.performance && mark) {\n        vm._name = formatComponentName(vm, false);\n        mark(endTag);\n        measure((\"vue \" + (vm._name) + \" init\"), startTag, endTag);\n      }\n\n      if (vm.$options.el) {\n        vm.$mount(vm.$options.el);\n      }\n    };\n  }\n\n  function initInternalComponent (vm, options) {\n    var opts = vm.$options = Object.create(vm.constructor.options);\n    // doing this because it's faster than dynamic enumeration.\n    var parentVnode = options._parentVnode;\n    opts.parent = options.parent;\n    opts._parentVnode = parentVnode;\n\n    var vnodeComponentOptions = parentVnode.componentOptions;\n    opts.propsData = vnodeComponentOptions.propsData;\n    opts._parentListeners = vnodeComponentOptions.listeners;\n    opts._renderChildren = vnodeComponentOptions.children;\n    opts._componentTag = vnodeComponentOptions.tag;\n\n    if (options.render) {\n      opts.render = options.render;\n      opts.staticRenderFns = options.staticRenderFns;\n    }\n  }\n\n  function resolveConstructorOptions (Ctor) {\n    var options = Ctor.options;\n    if (Ctor.super) {\n      var superOptions = resolveConstructorOptions(Ctor.super);\n      var cachedSuperOptions = Ctor.superOptions;\n      if (superOptions !== cachedSuperOptions) {\n        // super option changed,\n        // need to resolve new options.\n        Ctor.superOptions = superOptions;\n        // check if there are any late-modified/attached options (#4976)\n        var modifiedOptions = resolveModifiedOptions(Ctor);\n        // update base extend options\n        if (modifiedOptions) {\n          extend(Ctor.extendOptions, modifiedOptions);\n        }\n        options = Ctor.options = mergeOptions(superOptions, Ctor.extendOptions);\n        if (options.name) {\n          options.components[options.name] = Ctor;\n        }\n      }\n    }\n    return options\n  }\n\n  function resolveModifiedOptions (Ctor) {\n    var modified;\n    var latest = Ctor.options;\n    var sealed = Ctor.sealedOptions;\n    for (var key in latest) {\n      if (latest[key] !== sealed[key]) {\n        if (!modified) { modified = {}; }\n        modified[key] = latest[key];\n      }\n    }\n    return modified\n  }\n\n  function Vue (options) {\n    if (!(this instanceof Vue)\n    ) {\n      warn('Vue is a constructor and should be called with the `new` keyword');\n    }\n    this._init(options);\n  }\n\n  initMixin(Vue);\n  stateMixin(Vue);\n  eventsMixin(Vue);\n  lifecycleMixin(Vue);\n  renderMixin(Vue);\n\n  /*  */\n\n  function initUse (Vue) {\n    Vue.use = function (plugin) {\n      var installedPlugins = (this._installedPlugins || (this._installedPlugins = []));\n      if (installedPlugins.indexOf(plugin) > -1) {\n        return this\n      }\n\n      // additional parameters\n      var args = toArray(arguments, 1);\n      args.unshift(this);\n      if (typeof plugin.install === 'function') {\n        plugin.install.apply(plugin, args);\n      } else if (typeof plugin === 'function') {\n        plugin.apply(null, args);\n      }\n      installedPlugins.push(plugin);\n      return this\n    };\n  }\n\n  /*  */\n\n  function initMixin$1 (Vue) {\n    Vue.mixin = function (mixin) {\n      this.options = mergeOptions(this.options, mixin);\n      return this\n    };\n  }\n\n  /*  */\n\n  function initExtend (Vue) {\n    /**\n     * Each instance constructor, including Vue, has a unique\n     * cid. This enables us to create wrapped \"child\n     * constructors\" for prototypal inheritance and cache them.\n     */\n    Vue.cid = 0;\n    var cid = 1;\n\n    /**\n     * Class inheritance\n     */\n    Vue.extend = function (extendOptions) {\n      extendOptions = extendOptions || {};\n      var Super = this;\n      var SuperId = Super.cid;\n      var cachedCtors = extendOptions._Ctor || (extendOptions._Ctor = {});\n      if (cachedCtors[SuperId]) {\n        return cachedCtors[SuperId]\n      }\n\n      var name = extendOptions.name || Super.options.name;\n      if (name) {\n        validateComponentName(name);\n      }\n\n      var Sub = function VueComponent (options) {\n        this._init(options);\n      };\n      Sub.prototype = Object.create(Super.prototype);\n      Sub.prototype.constructor = Sub;\n      Sub.cid = cid++;\n      Sub.options = mergeOptions(\n        Super.options,\n        extendOptions\n      );\n      Sub['super'] = Super;\n\n      // For props and computed properties, we define the proxy getters on\n      // the Vue instances at extension time, on the extended prototype. This\n      // avoids Object.defineProperty calls for each instance created.\n      if (Sub.options.props) {\n        initProps$1(Sub);\n      }\n      if (Sub.options.computed) {\n        initComputed$1(Sub);\n      }\n\n      // allow further extension/mixin/plugin usage\n      Sub.extend = Super.extend;\n      Sub.mixin = Super.mixin;\n      Sub.use = Super.use;\n\n      // create asset registers, so extended classes\n      // can have their private assets too.\n      ASSET_TYPES.forEach(function (type) {\n        Sub[type] = Super[type];\n      });\n      // enable recursive self-lookup\n      if (name) {\n        Sub.options.components[name] = Sub;\n      }\n\n      // keep a reference to the super options at extension time.\n      // later at instantiation we can check if Super's options have\n      // been updated.\n      Sub.superOptions = Super.options;\n      Sub.extendOptions = extendOptions;\n      Sub.sealedOptions = extend({}, Sub.options);\n\n      // cache constructor\n      cachedCtors[SuperId] = Sub;\n      return Sub\n    };\n  }\n\n  function initProps$1 (Comp) {\n    var props = Comp.options.props;\n    for (var key in props) {\n      proxy(Comp.prototype, \"_props\", key);\n    }\n  }\n\n  function initComputed$1 (Comp) {\n    var computed = Comp.options.computed;\n    for (var key in computed) {\n      defineComputed(Comp.prototype, key, computed[key]);\n    }\n  }\n\n  /*  */\n\n  function initAssetRegisters (Vue) {\n    /**\n     * Create asset registration methods.\n     */\n    ASSET_TYPES.forEach(function (type) {\n      Vue[type] = function (\n        id,\n        definition\n      ) {\n        if (!definition) {\n          return this.options[type + 's'][id]\n        } else {\n          /* istanbul ignore if */\n          if (type === 'component') {\n            validateComponentName(id);\n          }\n          if (type === 'component' && isPlainObject(definition)) {\n            definition.name = definition.name || id;\n            definition = this.options._base.extend(definition);\n          }\n          if (type === 'directive' && typeof definition === 'function') {\n            definition = { bind: definition, update: definition };\n          }\n          this.options[type + 's'][id] = definition;\n          return definition\n        }\n      };\n    });\n  }\n\n  /*  */\n\n\n\n  function getComponentName (opts) {\n    return opts && (opts.Ctor.options.name || opts.tag)\n  }\n\n  function matches (pattern, name) {\n    if (Array.isArray(pattern)) {\n      return pattern.indexOf(name) > -1\n    } else if (typeof pattern === 'string') {\n      return pattern.split(',').indexOf(name) > -1\n    } else if (isRegExp(pattern)) {\n      return pattern.test(name)\n    }\n    /* istanbul ignore next */\n    return false\n  }\n\n  function pruneCache (keepAliveInstance, filter) {\n    var cache = keepAliveInstance.cache;\n    var keys = keepAliveInstance.keys;\n    var _vnode = keepAliveInstance._vnode;\n    for (var key in cache) {\n      var cachedNode = cache[key];\n      if (cachedNode) {\n        var name = getComponentName(cachedNode.componentOptions);\n        if (name && !filter(name)) {\n          pruneCacheEntry(cache, key, keys, _vnode);\n        }\n      }\n    }\n  }\n\n  function pruneCacheEntry (\n    cache,\n    key,\n    keys,\n    current\n  ) {\n    var cached$$1 = cache[key];\n    if (cached$$1 && (!current || cached$$1.tag !== current.tag)) {\n      cached$$1.componentInstance.$destroy();\n    }\n    cache[key] = null;\n    remove(keys, key);\n  }\n\n  var patternTypes = [String, RegExp, Array];\n\n  var KeepAlive = {\n    name: 'keep-alive',\n    abstract: true,\n\n    props: {\n      include: patternTypes,\n      exclude: patternTypes,\n      max: [String, Number]\n    },\n\n    created: function created () {\n      this.cache = Object.create(null);\n      this.keys = [];\n    },\n\n    destroyed: function destroyed () {\n      for (var key in this.cache) {\n        pruneCacheEntry(this.cache, key, this.keys);\n      }\n    },\n\n    mounted: function mounted () {\n      var this$1 = this;\n\n      this.$watch('include', function (val) {\n        pruneCache(this$1, function (name) { return matches(val, name); });\n      });\n      this.$watch('exclude', function (val) {\n        pruneCache(this$1, function (name) { return !matches(val, name); });\n      });\n    },\n\n    render: function render () {\n      var slot = this.$slots.default;\n      var vnode = getFirstComponentChild(slot);\n      var componentOptions = vnode && vnode.componentOptions;\n      if (componentOptions) {\n        // check pattern\n        var name = getComponentName(componentOptions);\n        var ref = this;\n        var include = ref.include;\n        var exclude = ref.exclude;\n        if (\n          // not included\n          (include && (!name || !matches(include, name))) ||\n          // excluded\n          (exclude && name && matches(exclude, name))\n        ) {\n          return vnode\n        }\n\n        var ref$1 = this;\n        var cache = ref$1.cache;\n        var keys = ref$1.keys;\n        var key = vnode.key == null\n          // same constructor may get registered as different local components\n          // so cid alone is not enough (#3269)\n          ? componentOptions.Ctor.cid + (componentOptions.tag ? (\"::\" + (componentOptions.tag)) : '')\n          : vnode.key;\n        if (cache[key]) {\n          vnode.componentInstance = cache[key].componentInstance;\n          // make current key freshest\n          remove(keys, key);\n          keys.push(key);\n        } else {\n          cache[key] = vnode;\n          keys.push(key);\n          // prune oldest entry\n          if (this.max && keys.length > parseInt(this.max)) {\n            pruneCacheEntry(cache, keys[0], keys, this._vnode);\n          }\n        }\n\n        vnode.data.keepAlive = true;\n      }\n      return vnode || (slot && slot[0])\n    }\n  };\n\n  var builtInComponents = {\n    KeepAlive: KeepAlive\n  };\n\n  /*  */\n\n  function initGlobalAPI (Vue) {\n    // config\n    var configDef = {};\n    configDef.get = function () { return config; };\n    {\n      configDef.set = function () {\n        warn(\n          'Do not replace the Vue.config object, set individual fields instead.'\n        );\n      };\n    }\n    Object.defineProperty(Vue, 'config', configDef);\n\n    // exposed util methods.\n    // NOTE: these are not considered part of the public API - avoid relying on\n    // them unless you are aware of the risk.\n    Vue.util = {\n      warn: warn,\n      extend: extend,\n      mergeOptions: mergeOptions,\n      defineReactive: defineReactive$$1\n    };\n\n    Vue.set = set;\n    Vue.delete = del;\n    Vue.nextTick = nextTick;\n\n    // 2.6 explicit observable API\n    Vue.observable = function (obj) {\n      observe(obj);\n      return obj\n    };\n\n    Vue.options = Object.create(null);\n    ASSET_TYPES.forEach(function (type) {\n      Vue.options[type + 's'] = Object.create(null);\n    });\n\n    // this is used to identify the \"base\" constructor to extend all plain-object\n    // components with in Weex's multi-instance scenarios.\n    Vue.options._base = Vue;\n\n    extend(Vue.options.components, builtInComponents);\n\n    initUse(Vue);\n    initMixin$1(Vue);\n    initExtend(Vue);\n    initAssetRegisters(Vue);\n  }\n\n  initGlobalAPI(Vue);\n\n  Object.defineProperty(Vue.prototype, '$isServer', {\n    get: isServerRendering\n  });\n\n  Object.defineProperty(Vue.prototype, '$ssrContext', {\n    get: function get () {\n      /* istanbul ignore next */\n      return this.$vnode && this.$vnode.ssrContext\n    }\n  });\n\n  // expose FunctionalRenderContext for ssr runtime helper installation\n  Object.defineProperty(Vue, 'FunctionalRenderContext', {\n    value: FunctionalRenderContext\n  });\n\n  Vue.version = '2.6.11';\n\n  /*  */\n\n  // these are reserved for web because they are directly compiled away\n  // during template compilation\n  var isReservedAttr = makeMap('style,class');\n\n  // attributes that should be using props for binding\n  var acceptValue = makeMap('input,textarea,option,select,progress');\n  var mustUseProp = function (tag, type, attr) {\n    return (\n      (attr === 'value' && acceptValue(tag)) && type !== 'button' ||\n      (attr === 'selected' && tag === 'option') ||\n      (attr === 'checked' && tag === 'input') ||\n      (attr === 'muted' && tag === 'video')\n    )\n  };\n\n  var isEnumeratedAttr = makeMap('contenteditable,draggable,spellcheck');\n\n  var isValidContentEditableValue = makeMap('events,caret,typing,plaintext-only');\n\n  var convertEnumeratedValue = function (key, value) {\n    return isFalsyAttrValue(value) || value === 'false'\n      ? 'false'\n      // allow arbitrary string value for contenteditable\n      : key === 'contenteditable' && isValidContentEditableValue(value)\n        ? value\n        : 'true'\n  };\n\n  var isBooleanAttr = makeMap(\n    'allowfullscreen,async,autofocus,autoplay,checked,compact,controls,declare,' +\n    'default,defaultchecked,defaultmuted,defaultselected,defer,disabled,' +\n    'enabled,formnovalidate,hidden,indeterminate,inert,ismap,itemscope,loop,multiple,' +\n    'muted,nohref,noresize,noshade,novalidate,nowrap,open,pauseonexit,readonly,' +\n    'required,reversed,scoped,seamless,selected,sortable,translate,' +\n    'truespeed,typemustmatch,visible'\n  );\n\n  var xlinkNS = 'http://www.w3.org/1999/xlink';\n\n  var isXlink = function (name) {\n    return name.charAt(5) === ':' && name.slice(0, 5) === 'xlink'\n  };\n\n  var getXlinkProp = function (name) {\n    return isXlink(name) ? name.slice(6, name.length) : ''\n  };\n\n  var isFalsyAttrValue = function (val) {\n    return val == null || val === false\n  };\n\n  /*  */\n\n  function genClassForVnode (vnode) {\n    var data = vnode.data;\n    var parentNode = vnode;\n    var childNode = vnode;\n    while (isDef(childNode.componentInstance)) {\n      childNode = childNode.componentInstance._vnode;\n      if (childNode && childNode.data) {\n        data = mergeClassData(childNode.data, data);\n      }\n    }\n    while (isDef(parentNode = parentNode.parent)) {\n      if (parentNode && parentNode.data) {\n        data = mergeClassData(data, parentNode.data);\n      }\n    }\n    return renderClass(data.staticClass, data.class)\n  }\n\n  function mergeClassData (child, parent) {\n    return {\n      staticClass: concat(child.staticClass, parent.staticClass),\n      class: isDef(child.class)\n        ? [child.class, parent.class]\n        : parent.class\n    }\n  }\n\n  function renderClass (\n    staticClass,\n    dynamicClass\n  ) {\n    if (isDef(staticClass) || isDef(dynamicClass)) {\n      return concat(staticClass, stringifyClass(dynamicClass))\n    }\n    /* istanbul ignore next */\n    return ''\n  }\n\n  function concat (a, b) {\n    return a ? b ? (a + ' ' + b) : a : (b || '')\n  }\n\n  function stringifyClass (value) {\n    if (Array.isArray(value)) {\n      return stringifyArray(value)\n    }\n    if (isObject(value)) {\n      return stringifyObject(value)\n    }\n    if (typeof value === 'string') {\n      return value\n    }\n    /* istanbul ignore next */\n    return ''\n  }\n\n  function stringifyArray (value) {\n    var res = '';\n    var stringified;\n    for (var i = 0, l = value.length; i < l; i++) {\n      if (isDef(stringified = stringifyClass(value[i])) && stringified !== '') {\n        if (res) { res += ' '; }\n        res += stringified;\n      }\n    }\n    return res\n  }\n\n  function stringifyObject (value) {\n    var res = '';\n    for (var key in value) {\n      if (value[key]) {\n        if (res) { res += ' '; }\n        res += key;\n      }\n    }\n    return res\n  }\n\n  /*  */\n\n  var namespaceMap = {\n    svg: 'http://www.w3.org/2000/svg',\n    math: 'http://www.w3.org/1998/Math/MathML'\n  };\n\n  var isHTMLTag = makeMap(\n    'html,body,base,head,link,meta,style,title,' +\n    'address,article,aside,footer,header,h1,h2,h3,h4,h5,h6,hgroup,nav,section,' +\n    'div,dd,dl,dt,figcaption,figure,picture,hr,img,li,main,ol,p,pre,ul,' +\n    'a,b,abbr,bdi,bdo,br,cite,code,data,dfn,em,i,kbd,mark,q,rp,rt,rtc,ruby,' +\n    's,samp,small,span,strong,sub,sup,time,u,var,wbr,area,audio,map,track,video,' +\n    'embed,object,param,source,canvas,script,noscript,del,ins,' +\n    'caption,col,colgroup,table,thead,tbody,td,th,tr,' +\n    'button,datalist,fieldset,form,input,label,legend,meter,optgroup,option,' +\n    'output,progress,select,textarea,' +\n    'details,dialog,menu,menuitem,summary,' +\n    'content,element,shadow,template,blockquote,iframe,tfoot'\n  );\n\n  // this map is intentionally selective, only covering SVG elements that may\n  // contain child elements.\n  var isSVG = makeMap(\n    'svg,animate,circle,clippath,cursor,defs,desc,ellipse,filter,font-face,' +\n    'foreignObject,g,glyph,image,line,marker,mask,missing-glyph,path,pattern,' +\n    'polygon,polyline,rect,switch,symbol,text,textpath,tspan,use,view',\n    true\n  );\n\n  var isPreTag = function (tag) { return tag === 'pre'; };\n\n  var isReservedTag = function (tag) {\n    return isHTMLTag(tag) || isSVG(tag)\n  };\n\n  function getTagNamespace (tag) {\n    if (isSVG(tag)) {\n      return 'svg'\n    }\n    // basic support for MathML\n    // note it doesn't support other MathML elements being component roots\n    if (tag === 'math') {\n      return 'math'\n    }\n  }\n\n  var unknownElementCache = Object.create(null);\n  function isUnknownElement (tag) {\n    /* istanbul ignore if */\n    if (!inBrowser) {\n      return true\n    }\n    if (isReservedTag(tag)) {\n      return false\n    }\n    tag = tag.toLowerCase();\n    /* istanbul ignore if */\n    if (unknownElementCache[tag] != null) {\n      return unknownElementCache[tag]\n    }\n    var el = document.createElement(tag);\n    if (tag.indexOf('-') > -1) {\n      // http://stackoverflow.com/a/28210364/1070244\n      return (unknownElementCache[tag] = (\n        el.constructor === window.HTMLUnknownElement ||\n        el.constructor === window.HTMLElement\n      ))\n    } else {\n      return (unknownElementCache[tag] = /HTMLUnknownElement/.test(el.toString()))\n    }\n  }\n\n  var isTextInputType = makeMap('text,number,password,search,email,tel,url');\n\n  /*  */\n\n  /**\n   * Query an element selector if it's not an element already.\n   */\n  function query (el) {\n    if (typeof el === 'string') {\n      var selected = document.querySelector(el);\n      if (!selected) {\n        warn(\n          'Cannot find element: ' + el\n        );\n        return document.createElement('div')\n      }\n      return selected\n    } else {\n      return el\n    }\n  }\n\n  /*  */\n\n  function createElement$1 (tagName, vnode) {\n    var elm = document.createElement(tagName);\n    if (tagName !== 'select') {\n      return elm\n    }\n    // false or null will remove the attribute but undefined will not\n    if (vnode.data && vnode.data.attrs && vnode.data.attrs.multiple !== undefined) {\n      elm.setAttribute('multiple', 'multiple');\n    }\n    return elm\n  }\n\n  function createElementNS (namespace, tagName) {\n    return document.createElementNS(namespaceMap[namespace], tagName)\n  }\n\n  function createTextNode (text) {\n    return document.createTextNode(text)\n  }\n\n  function createComment (text) {\n    return document.createComment(text)\n  }\n\n  function insertBefore (parentNode, newNode, referenceNode) {\n    parentNode.insertBefore(newNode, referenceNode);\n  }\n\n  function removeChild (node, child) {\n    node.removeChild(child);\n  }\n\n  function appendChild (node, child) {\n    node.appendChild(child);\n  }\n\n  function parentNode (node) {\n    return node.parentNode\n  }\n\n  function nextSibling (node) {\n    return node.nextSibling\n  }\n\n  function tagName (node) {\n    return node.tagName\n  }\n\n  function setTextContent (node, text) {\n    node.textContent = text;\n  }\n\n  function setStyleScope (node, scopeId) {\n    node.setAttribute(scopeId, '');\n  }\n\n  var nodeOps = /*#__PURE__*/Object.freeze({\n    createElement: createElement$1,\n    createElementNS: createElementNS,\n    createTextNode: createTextNode,\n    createComment: createComment,\n    insertBefore: insertBefore,\n    removeChild: removeChild,\n    appendChild: appendChild,\n    parentNode: parentNode,\n    nextSibling: nextSibling,\n    tagName: tagName,\n    setTextContent: setTextContent,\n    setStyleScope: setStyleScope\n  });\n\n  /*  */\n\n  var ref = {\n    create: function create (_, vnode) {\n      registerRef(vnode);\n    },\n    update: function update (oldVnode, vnode) {\n      if (oldVnode.data.ref !== vnode.data.ref) {\n        registerRef(oldVnode, true);\n        registerRef(vnode);\n      }\n    },\n    destroy: function destroy (vnode) {\n      registerRef(vnode, true);\n    }\n  };\n\n  function registerRef (vnode, isRemoval) {\n    var key = vnode.data.ref;\n    if (!isDef(key)) { return }\n\n    var vm = vnode.context;\n    var ref = vnode.componentInstance || vnode.elm;\n    var refs = vm.$refs;\n    if (isRemoval) {\n      if (Array.isArray(refs[key])) {\n        remove(refs[key], ref);\n      } else if (refs[key] === ref) {\n        refs[key] = undefined;\n      }\n    } else {\n      if (vnode.data.refInFor) {\n        if (!Array.isArray(refs[key])) {\n          refs[key] = [ref];\n        } else if (refs[key].indexOf(ref) < 0) {\n          // $flow-disable-line\n          refs[key].push(ref);\n        }\n      } else {\n        refs[key] = ref;\n      }\n    }\n  }\n\n  /**\n   * Virtual DOM patching algorithm based on Snabbdom by\n   * Simon Friis Vindum (@paldepind)\n   * Licensed under the MIT License\n   * https://github.com/paldepind/snabbdom/blob/master/LICENSE\n   *\n   * modified by Evan You (@yyx990803)\n   *\n   * Not type-checking this because this file is perf-critical and the cost\n   * of making flow understand it is not worth it.\n   */\n\n  var emptyNode = new VNode('', {}, []);\n\n  var hooks = ['create', 'activate', 'update', 'remove', 'destroy'];\n\n  function sameVnode (a, b) {\n    return (\n      a.key === b.key && (\n        (\n          a.tag === b.tag &&\n          a.isComment === b.isComment &&\n          isDef(a.data) === isDef(b.data) &&\n          sameInputType(a, b)\n        ) || (\n          isTrue(a.isAsyncPlaceholder) &&\n          a.asyncFactory === b.asyncFactory &&\n          isUndef(b.asyncFactory.error)\n        )\n      )\n    )\n  }\n\n  function sameInputType (a, b) {\n    if (a.tag !== 'input') { return true }\n    var i;\n    var typeA = isDef(i = a.data) && isDef(i = i.attrs) && i.type;\n    var typeB = isDef(i = b.data) && isDef(i = i.attrs) && i.type;\n    return typeA === typeB || isTextInputType(typeA) && isTextInputType(typeB)\n  }\n\n  function createKeyToOldIdx (children, beginIdx, endIdx) {\n    var i, key;\n    var map = {};\n    for (i = beginIdx; i <= endIdx; ++i) {\n      key = children[i].key;\n      if (isDef(key)) { map[key] = i; }\n    }\n    return map\n  }\n\n  function createPatchFunction (backend) {\n    var i, j;\n    var cbs = {};\n\n    var modules = backend.modules;\n    var nodeOps = backend.nodeOps;\n\n    for (i = 0; i < hooks.length; ++i) {\n      cbs[hooks[i]] = [];\n      for (j = 0; j < modules.length; ++j) {\n        if (isDef(modules[j][hooks[i]])) {\n          cbs[hooks[i]].push(modules[j][hooks[i]]);\n        }\n      }\n    }\n\n    function emptyNodeAt (elm) {\n      return new VNode(nodeOps.tagName(elm).toLowerCase(), {}, [], undefined, elm)\n    }\n\n    function createRmCb (childElm, listeners) {\n      function remove$$1 () {\n        if (--remove$$1.listeners === 0) {\n          removeNode(childElm);\n        }\n      }\n      remove$$1.listeners = listeners;\n      return remove$$1\n    }\n\n    function removeNode (el) {\n      var parent = nodeOps.parentNode(el);\n      // element may have already been removed due to v-html / v-text\n      if (isDef(parent)) {\n        nodeOps.removeChild(parent, el);\n      }\n    }\n\n    function isUnknownElement$$1 (vnode, inVPre) {\n      return (\n        !inVPre &&\n        !vnode.ns &&\n        !(\n          config.ignoredElements.length &&\n          config.ignoredElements.some(function (ignore) {\n            return isRegExp(ignore)\n              ? ignore.test(vnode.tag)\n              : ignore === vnode.tag\n          })\n        ) &&\n        config.isUnknownElement(vnode.tag)\n      )\n    }\n\n    var creatingElmInVPre = 0;\n\n    function createElm (\n      vnode,\n      insertedVnodeQueue,\n      parentElm,\n      refElm,\n      nested,\n      ownerArray,\n      index\n    ) {\n      if (isDef(vnode.elm) && isDef(ownerArray)) {\n        // This vnode was used in a previous render!\n        // now it's used as a new node, overwriting its elm would cause\n        // potential patch errors down the road when it's used as an insertion\n        // reference node. Instead, we clone the node on-demand before creating\n        // associated DOM element for it.\n        vnode = ownerArray[index] = cloneVNode(vnode);\n      }\n\n      vnode.isRootInsert = !nested; // for transition enter check\n      if (createComponent(vnode, insertedVnodeQueue, parentElm, refElm)) {\n        return\n      }\n\n      var data = vnode.data;\n      var children = vnode.children;\n      var tag = vnode.tag;\n      if (isDef(tag)) {\n        {\n          if (data && data.pre) {\n            creatingElmInVPre++;\n          }\n          if (isUnknownElement$$1(vnode, creatingElmInVPre)) {\n            warn(\n              'Unknown custom element: <' + tag + '> - did you ' +\n              'register the component correctly? For recursive components, ' +\n              'make sure to provide the \"name\" option.',\n              vnode.context\n            );\n          }\n        }\n\n        vnode.elm = vnode.ns\n          ? nodeOps.createElementNS(vnode.ns, tag)\n          : nodeOps.createElement(tag, vnode);\n        setScope(vnode);\n\n        /* istanbul ignore if */\n        {\n          createChildren(vnode, children, insertedVnodeQueue);\n          if (isDef(data)) {\n            invokeCreateHooks(vnode, insertedVnodeQueue);\n          }\n          insert(parentElm, vnode.elm, refElm);\n        }\n\n        if (data && data.pre) {\n          creatingElmInVPre--;\n        }\n      } else if (isTrue(vnode.isComment)) {\n        vnode.elm = nodeOps.createComment(vnode.text);\n        insert(parentElm, vnode.elm, refElm);\n      } else {\n        vnode.elm = nodeOps.createTextNode(vnode.text);\n        insert(parentElm, vnode.elm, refElm);\n      }\n    }\n\n    function createComponent (vnode, insertedVnodeQueue, parentElm, refElm) {\n      var i = vnode.data;\n      if (isDef(i)) {\n        var isReactivated = isDef(vnode.componentInstance) && i.keepAlive;\n        if (isDef(i = i.hook) && isDef(i = i.init)) {\n          i(vnode, false /* hydrating */);\n        }\n        // after calling the init hook, if the vnode is a child component\n        // it should've created a child instance and mounted it. the child\n        // component also has set the placeholder vnode's elm.\n        // in that case we can just return the element and be done.\n        if (isDef(vnode.componentInstance)) {\n          initComponent(vnode, insertedVnodeQueue);\n          insert(parentElm, vnode.elm, refElm);\n          if (isTrue(isReactivated)) {\n            reactivateComponent(vnode, insertedVnodeQueue, parentElm, refElm);\n          }\n          return true\n        }\n      }\n    }\n\n    function initComponent (vnode, insertedVnodeQueue) {\n      if (isDef(vnode.data.pendingInsert)) {\n        insertedVnodeQueue.push.apply(insertedVnodeQueue, vnode.data.pendingInsert);\n        vnode.data.pendingInsert = null;\n      }\n      vnode.elm = vnode.componentInstance.$el;\n      if (isPatchable(vnode)) {\n        invokeCreateHooks(vnode, insertedVnodeQueue);\n        setScope(vnode);\n      } else {\n        // empty component root.\n        // skip all element-related modules except for ref (#3455)\n        registerRef(vnode);\n        // make sure to invoke the insert hook\n        insertedVnodeQueue.push(vnode);\n      }\n    }\n\n    function reactivateComponent (vnode, insertedVnodeQueue, parentElm, refElm) {\n      var i;\n      // hack for #4339: a reactivated component with inner transition\n      // does not trigger because the inner node's created hooks are not called\n      // again. It's not ideal to involve module-specific logic in here but\n      // there doesn't seem to be a better way to do it.\n      var innerNode = vnode;\n      while (innerNode.componentInstance) {\n        innerNode = innerNode.componentInstance._vnode;\n        if (isDef(i = innerNode.data) && isDef(i = i.transition)) {\n          for (i = 0; i < cbs.activate.length; ++i) {\n            cbs.activate[i](emptyNode, innerNode);\n          }\n          insertedVnodeQueue.push(innerNode);\n          break\n        }\n      }\n      // unlike a newly created component,\n      // a reactivated keep-alive component doesn't insert itself\n      insert(parentElm, vnode.elm, refElm);\n    }\n\n    function insert (parent, elm, ref$$1) {\n      if (isDef(parent)) {\n        if (isDef(ref$$1)) {\n          if (nodeOps.parentNode(ref$$1) === parent) {\n            nodeOps.insertBefore(parent, elm, ref$$1);\n          }\n        } else {\n          nodeOps.appendChild(parent, elm);\n        }\n      }\n    }\n\n    function createChildren (vnode, children, insertedVnodeQueue) {\n      if (Array.isArray(children)) {\n        {\n          checkDuplicateKeys(children);\n        }\n        for (var i = 0; i < children.length; ++i) {\n          createElm(children[i], insertedVnodeQueue, vnode.elm, null, true, children, i);\n        }\n      } else if (isPrimitive(vnode.text)) {\n        nodeOps.appendChild(vnode.elm, nodeOps.createTextNode(String(vnode.text)));\n      }\n    }\n\n    function isPatchable (vnode) {\n      while (vnode.componentInstance) {\n        vnode = vnode.componentInstance._vnode;\n      }\n      return isDef(vnode.tag)\n    }\n\n    function invokeCreateHooks (vnode, insertedVnodeQueue) {\n      for (var i$1 = 0; i$1 < cbs.create.length; ++i$1) {\n        cbs.create[i$1](emptyNode, vnode);\n      }\n      i = vnode.data.hook; // Reuse variable\n      if (isDef(i)) {\n        if (isDef(i.create)) { i.create(emptyNode, vnode); }\n        if (isDef(i.insert)) { insertedVnodeQueue.push(vnode); }\n      }\n    }\n\n    // set scope id attribute for scoped CSS.\n    // this is implemented as a special case to avoid the overhead\n    // of going through the normal attribute patching process.\n    function setScope (vnode) {\n      var i;\n      if (isDef(i = vnode.fnScopeId)) {\n        nodeOps.setStyleScope(vnode.elm, i);\n      } else {\n        var ancestor = vnode;\n        while (ancestor) {\n          if (isDef(i = ancestor.context) && isDef(i = i.$options._scopeId)) {\n            nodeOps.setStyleScope(vnode.elm, i);\n          }\n          ancestor = ancestor.parent;\n        }\n      }\n      // for slot content they should also get the scopeId from the host instance.\n      if (isDef(i = activeInstance) &&\n        i !== vnode.context &&\n        i !== vnode.fnContext &&\n        isDef(i = i.$options._scopeId)\n      ) {\n        nodeOps.setStyleScope(vnode.elm, i);\n      }\n    }\n\n    function addVnodes (parentElm, refElm, vnodes, startIdx, endIdx, insertedVnodeQueue) {\n      for (; startIdx <= endIdx; ++startIdx) {\n        createElm(vnodes[startIdx], insertedVnodeQueue, parentElm, refElm, false, vnodes, startIdx);\n      }\n    }\n\n    function invokeDestroyHook (vnode) {\n      var i, j;\n      var data = vnode.data;\n      if (isDef(data)) {\n        if (isDef(i = data.hook) && isDef(i = i.destroy)) { i(vnode); }\n        for (i = 0; i < cbs.destroy.length; ++i) { cbs.destroy[i](vnode); }\n      }\n      if (isDef(i = vnode.children)) {\n        for (j = 0; j < vnode.children.length; ++j) {\n          invokeDestroyHook(vnode.children[j]);\n        }\n      }\n    }\n\n    function removeVnodes (vnodes, startIdx, endIdx) {\n      for (; startIdx <= endIdx; ++startIdx) {\n        var ch = vnodes[startIdx];\n        if (isDef(ch)) {\n          if (isDef(ch.tag)) {\n            removeAndInvokeRemoveHook(ch);\n            invokeDestroyHook(ch);\n          } else { // Text node\n            removeNode(ch.elm);\n          }\n        }\n      }\n    }\n\n    function removeAndInvokeRemoveHook (vnode, rm) {\n      if (isDef(rm) || isDef(vnode.data)) {\n        var i;\n        var listeners = cbs.remove.length + 1;\n        if (isDef(rm)) {\n          // we have a recursively passed down rm callback\n          // increase the listeners count\n          rm.listeners += listeners;\n        } else {\n          // directly removing\n          rm = createRmCb(vnode.elm, listeners);\n        }\n        // recursively invoke hooks on child component root node\n        if (isDef(i = vnode.componentInstance) && isDef(i = i._vnode) && isDef(i.data)) {\n          removeAndInvokeRemoveHook(i, rm);\n        }\n        for (i = 0; i < cbs.remove.length; ++i) {\n          cbs.remove[i](vnode, rm);\n        }\n        if (isDef(i = vnode.data.hook) && isDef(i = i.remove)) {\n          i(vnode, rm);\n        } else {\n          rm();\n        }\n      } else {\n        removeNode(vnode.elm);\n      }\n    }\n\n    function updateChildren (parentElm, oldCh, newCh, insertedVnodeQueue, removeOnly) {\n      var oldStartIdx = 0;\n      var newStartIdx = 0;\n      var oldEndIdx = oldCh.length - 1;\n      var oldStartVnode = oldCh[0];\n      var oldEndVnode = oldCh[oldEndIdx];\n      var newEndIdx = newCh.length - 1;\n      var newStartVnode = newCh[0];\n      var newEndVnode = newCh[newEndIdx];\n      var oldKeyToIdx, idxInOld, vnodeToMove, refElm;\n\n      // removeOnly is a special flag used only by <transition-group>\n      // to ensure removed elements stay in correct relative positions\n      // during leaving transitions\n      var canMove = !removeOnly;\n\n      {\n        checkDuplicateKeys(newCh);\n      }\n\n      while (oldStartIdx <= oldEndIdx && newStartIdx <= newEndIdx) {\n        if (isUndef(oldStartVnode)) {\n          oldStartVnode = oldCh[++oldStartIdx]; // Vnode has been moved left\n        } else if (isUndef(oldEndVnode)) {\n          oldEndVnode = oldCh[--oldEndIdx];\n        } else if (sameVnode(oldStartVnode, newStartVnode)) {\n          patchVnode(oldStartVnode, newStartVnode, insertedVnodeQueue, newCh, newStartIdx);\n          oldStartVnode = oldCh[++oldStartIdx];\n          newStartVnode = newCh[++newStartIdx];\n        } else if (sameVnode(oldEndVnode, newEndVnode)) {\n          patchVnode(oldEndVnode, newEndVnode, insertedVnodeQueue, newCh, newEndIdx);\n          oldEndVnode = oldCh[--oldEndIdx];\n          newEndVnode = newCh[--newEndIdx];\n        } else if (sameVnode(oldStartVnode, newEndVnode)) { // Vnode moved right\n          patchVnode(oldStartVnode, newEndVnode, insertedVnodeQueue, newCh, newEndIdx);\n          canMove && nodeOps.insertBefore(parentElm, oldStartVnode.elm, nodeOps.nextSibling(oldEndVnode.elm));\n          oldStartVnode = oldCh[++oldStartIdx];\n          newEndVnode = newCh[--newEndIdx];\n        } else if (sameVnode(oldEndVnode, newStartVnode)) { // Vnode moved left\n          patchVnode(oldEndVnode, newStartVnode, insertedVnodeQueue, newCh, newStartIdx);\n          canMove && nodeOps.insertBefore(parentElm, oldEndVnode.elm, oldStartVnode.elm);\n          oldEndVnode = oldCh[--oldEndIdx];\n          newStartVnode = newCh[++newStartIdx];\n        } else {\n          if (isUndef(oldKeyToIdx)) { oldKeyToIdx = createKeyToOldIdx(oldCh, oldStartIdx, oldEndIdx); }\n          idxInOld = isDef(newStartVnode.key)\n            ? oldKeyToIdx[newStartVnode.key]\n            : findIdxInOld(newStartVnode, oldCh, oldStartIdx, oldEndIdx);\n          if (isUndef(idxInOld)) { // New element\n            createElm(newStartVnode, insertedVnodeQueue, parentElm, oldStartVnode.elm, false, newCh, newStartIdx);\n          } else {\n            vnodeToMove = oldCh[idxInOld];\n            if (sameVnode(vnodeToMove, newStartVnode)) {\n              patchVnode(vnodeToMove, newStartVnode, insertedVnodeQueue, newCh, newStartIdx);\n              oldCh[idxInOld] = undefined;\n              canMove && nodeOps.insertBefore(parentElm, vnodeToMove.elm, oldStartVnode.elm);\n            } else {\n              // same key but different element. treat as new element\n              createElm(newStartVnode, insertedVnodeQueue, parentElm, oldStartVnode.elm, false, newCh, newStartIdx);\n            }\n          }\n          newStartVnode = newCh[++newStartIdx];\n        }\n      }\n      if (oldStartIdx > oldEndIdx) {\n        refElm = isUndef(newCh[newEndIdx + 1]) ? null : newCh[newEndIdx + 1].elm;\n        addVnodes(parentElm, refElm, newCh, newStartIdx, newEndIdx, insertedVnodeQueue);\n      } else if (newStartIdx > newEndIdx) {\n        removeVnodes(oldCh, oldStartIdx, oldEndIdx);\n      }\n    }\n\n    function checkDuplicateKeys (children) {\n      var seenKeys = {};\n      for (var i = 0; i < children.length; i++) {\n        var vnode = children[i];\n        var key = vnode.key;\n        if (isDef(key)) {\n          if (seenKeys[key]) {\n            warn(\n              (\"Duplicate keys detected: '\" + key + \"'. This may cause an update error.\"),\n              vnode.context\n            );\n          } else {\n            seenKeys[key] = true;\n          }\n        }\n      }\n    }\n\n    function findIdxInOld (node, oldCh, start, end) {\n      for (var i = start; i < end; i++) {\n        var c = oldCh[i];\n        if (isDef(c) && sameVnode(node, c)) { return i }\n      }\n    }\n\n    function patchVnode (\n      oldVnode,\n      vnode,\n      insertedVnodeQueue,\n      ownerArray,\n      index,\n      removeOnly\n    ) {\n      if (oldVnode === vnode) {\n        return\n      }\n\n      if (isDef(vnode.elm) && isDef(ownerArray)) {\n        // clone reused vnode\n        vnode = ownerArray[index] = cloneVNode(vnode);\n      }\n\n      var elm = vnode.elm = oldVnode.elm;\n\n      if (isTrue(oldVnode.isAsyncPlaceholder)) {\n        if (isDef(vnode.asyncFactory.resolved)) {\n          hydrate(oldVnode.elm, vnode, insertedVnodeQueue);\n        } else {\n          vnode.isAsyncPlaceholder = true;\n        }\n        return\n      }\n\n      // reuse element for static trees.\n      // note we only do this if the vnode is cloned -\n      // if the new node is not cloned it means the render functions have been\n      // reset by the hot-reload-api and we need to do a proper re-render.\n      if (isTrue(vnode.isStatic) &&\n        isTrue(oldVnode.isStatic) &&\n        vnode.key === oldVnode.key &&\n        (isTrue(vnode.isCloned) || isTrue(vnode.isOnce))\n      ) {\n        vnode.componentInstance = oldVnode.componentInstance;\n        return\n      }\n\n      var i;\n      var data = vnode.data;\n      if (isDef(data) && isDef(i = data.hook) && isDef(i = i.prepatch)) {\n        i(oldVnode, vnode);\n      }\n\n      var oldCh = oldVnode.children;\n      var ch = vnode.children;\n      if (isDef(data) && isPatchable(vnode)) {\n        for (i = 0; i < cbs.update.length; ++i) { cbs.update[i](oldVnode, vnode); }\n        if (isDef(i = data.hook) && isDef(i = i.update)) { i(oldVnode, vnode); }\n      }\n      if (isUndef(vnode.text)) {\n        if (isDef(oldCh) && isDef(ch)) {\n          if (oldCh !== ch) { updateChildren(elm, oldCh, ch, insertedVnodeQueue, removeOnly); }\n        } else if (isDef(ch)) {\n          {\n            checkDuplicateKeys(ch);\n          }\n          if (isDef(oldVnode.text)) { nodeOps.setTextContent(elm, ''); }\n          addVnodes(elm, null, ch, 0, ch.length - 1, insertedVnodeQueue);\n        } else if (isDef(oldCh)) {\n          removeVnodes(oldCh, 0, oldCh.length - 1);\n        } else if (isDef(oldVnode.text)) {\n          nodeOps.setTextContent(elm, '');\n        }\n      } else if (oldVnode.text !== vnode.text) {\n        nodeOps.setTextContent(elm, vnode.text);\n      }\n      if (isDef(data)) {\n        if (isDef(i = data.hook) && isDef(i = i.postpatch)) { i(oldVnode, vnode); }\n      }\n    }\n\n    function invokeInsertHook (vnode, queue, initial) {\n      // delay insert hooks for component root nodes, invoke them after the\n      // element is really inserted\n      if (isTrue(initial) && isDef(vnode.parent)) {\n        vnode.parent.data.pendingInsert = queue;\n      } else {\n        for (var i = 0; i < queue.length; ++i) {\n          queue[i].data.hook.insert(queue[i]);\n        }\n      }\n    }\n\n    var hydrationBailed = false;\n    // list of modules that can skip create hook during hydration because they\n    // are already rendered on the client or has no need for initialization\n    // Note: style is excluded because it relies on initial clone for future\n    // deep updates (#7063).\n    var isRenderedModule = makeMap('attrs,class,staticClass,staticStyle,key');\n\n    // Note: this is a browser-only function so we can assume elms are DOM nodes.\n    function hydrate (elm, vnode, insertedVnodeQueue, inVPre) {\n      var i;\n      var tag = vnode.tag;\n      var data = vnode.data;\n      var children = vnode.children;\n      inVPre = inVPre || (data && data.pre);\n      vnode.elm = elm;\n\n      if (isTrue(vnode.isComment) && isDef(vnode.asyncFactory)) {\n        vnode.isAsyncPlaceholder = true;\n        return true\n      }\n      // assert node match\n      {\n        if (!assertNodeMatch(elm, vnode, inVPre)) {\n          return false\n        }\n      }\n      if (isDef(data)) {\n        if (isDef(i = data.hook) && isDef(i = i.init)) { i(vnode, true /* hydrating */); }\n        if (isDef(i = vnode.componentInstance)) {\n          // child component. it should have hydrated its own tree.\n          initComponent(vnode, insertedVnodeQueue);\n          return true\n        }\n      }\n      if (isDef(tag)) {\n        if (isDef(children)) {\n          // empty element, allow client to pick up and populate children\n          if (!elm.hasChildNodes()) {\n            createChildren(vnode, children, insertedVnodeQueue);\n          } else {\n            // v-html and domProps: innerHTML\n            if (isDef(i = data) && isDef(i = i.domProps) && isDef(i = i.innerHTML)) {\n              if (i !== elm.innerHTML) {\n                /* istanbul ignore if */\n                if (typeof console !== 'undefined' &&\n                  !hydrationBailed\n                ) {\n                  hydrationBailed = true;\n                  console.warn('Parent: ', elm);\n                  console.warn('server innerHTML: ', i);\n                  console.warn('client innerHTML: ', elm.innerHTML);\n                }\n                return false\n              }\n            } else {\n              // iterate and compare children lists\n              var childrenMatch = true;\n              var childNode = elm.firstChild;\n              for (var i$1 = 0; i$1 < children.length; i$1++) {\n                if (!childNode || !hydrate(childNode, children[i$1], insertedVnodeQueue, inVPre)) {\n                  childrenMatch = false;\n                  break\n                }\n                childNode = childNode.nextSibling;\n              }\n              // if childNode is not null, it means the actual childNodes list is\n              // longer than the virtual children list.\n              if (!childrenMatch || childNode) {\n                /* istanbul ignore if */\n                if (typeof console !== 'undefined' &&\n                  !hydrationBailed\n                ) {\n                  hydrationBailed = true;\n                  console.warn('Parent: ', elm);\n                  console.warn('Mismatching childNodes vs. VNodes: ', elm.childNodes, children);\n                }\n                return false\n              }\n            }\n          }\n        }\n        if (isDef(data)) {\n          var fullInvoke = false;\n          for (var key in data) {\n            if (!isRenderedModule(key)) {\n              fullInvoke = true;\n              invokeCreateHooks(vnode, insertedVnodeQueue);\n              break\n            }\n          }\n          if (!fullInvoke && data['class']) {\n            // ensure collecting deps for deep class bindings for future updates\n            traverse(data['class']);\n          }\n        }\n      } else if (elm.data !== vnode.text) {\n        elm.data = vnode.text;\n      }\n      return true\n    }\n\n    function assertNodeMatch (node, vnode, inVPre) {\n      if (isDef(vnode.tag)) {\n        return vnode.tag.indexOf('vue-component') === 0 || (\n          !isUnknownElement$$1(vnode, inVPre) &&\n          vnode.tag.toLowerCase() === (node.tagName && node.tagName.toLowerCase())\n        )\n      } else {\n        return node.nodeType === (vnode.isComment ? 8 : 3)\n      }\n    }\n\n    return function patch (oldVnode, vnode, hydrating, removeOnly) {\n      if (isUndef(vnode)) {\n        if (isDef(oldVnode)) { invokeDestroyHook(oldVnode); }\n        return\n      }\n\n      var isInitialPatch = false;\n      var insertedVnodeQueue = [];\n\n      if (isUndef(oldVnode)) {\n        // empty mount (likely as component), create new root element\n        isInitialPatch = true;\n        createElm(vnode, insertedVnodeQueue);\n      } else {\n        var isRealElement = isDef(oldVnode.nodeType);\n        if (!isRealElement && sameVnode(oldVnode, vnode)) {\n          // patch existing root node\n          patchVnode(oldVnode, vnode, insertedVnodeQueue, null, null, removeOnly);\n        } else {\n          if (isRealElement) {\n            // mounting to a real element\n            // check if this is server-rendered content and if we can perform\n            // a successful hydration.\n            if (oldVnode.nodeType === 1 && oldVnode.hasAttribute(SSR_ATTR)) {\n              oldVnode.removeAttribute(SSR_ATTR);\n              hydrating = true;\n            }\n            if (isTrue(hydrating)) {\n              if (hydrate(oldVnode, vnode, insertedVnodeQueue)) {\n                invokeInsertHook(vnode, insertedVnodeQueue, true);\n                return oldVnode\n              } else {\n                warn(\n                  'The client-side rendered virtual DOM tree is not matching ' +\n                  'server-rendered content. This is likely caused by incorrect ' +\n                  'HTML markup, for example nesting block-level elements inside ' +\n                  '<p>, or missing <tbody>. Bailing hydration and performing ' +\n                  'full client-side render.'\n                );\n              }\n            }\n            // either not server-rendered, or hydration failed.\n            // create an empty node and replace it\n            oldVnode = emptyNodeAt(oldVnode);\n          }\n\n          // replacing existing element\n          var oldElm = oldVnode.elm;\n          var parentElm = nodeOps.parentNode(oldElm);\n\n          // create new node\n          createElm(\n            vnode,\n            insertedVnodeQueue,\n            // extremely rare edge case: do not insert if old element is in a\n            // leaving transition. Only happens when combining transition +\n            // keep-alive + HOCs. (#4590)\n            oldElm._leaveCb ? null : parentElm,\n            nodeOps.nextSibling(oldElm)\n          );\n\n          // update parent placeholder node element, recursively\n          if (isDef(vnode.parent)) {\n            var ancestor = vnode.parent;\n            var patchable = isPatchable(vnode);\n            while (ancestor) {\n              for (var i = 0; i < cbs.destroy.length; ++i) {\n                cbs.destroy[i](ancestor);\n              }\n              ancestor.elm = vnode.elm;\n              if (patchable) {\n                for (var i$1 = 0; i$1 < cbs.create.length; ++i$1) {\n                  cbs.create[i$1](emptyNode, ancestor);\n                }\n                // #6513\n                // invoke insert hooks that may have been merged by create hooks.\n                // e.g. for directives that uses the \"inserted\" hook.\n                var insert = ancestor.data.hook.insert;\n                if (insert.merged) {\n                  // start at index 1 to avoid re-invoking component mounted hook\n                  for (var i$2 = 1; i$2 < insert.fns.length; i$2++) {\n                    insert.fns[i$2]();\n                  }\n                }\n              } else {\n                registerRef(ancestor);\n              }\n              ancestor = ancestor.parent;\n            }\n          }\n\n          // destroy old node\n          if (isDef(parentElm)) {\n            removeVnodes([oldVnode], 0, 0);\n          } else if (isDef(oldVnode.tag)) {\n            invokeDestroyHook(oldVnode);\n          }\n        }\n      }\n\n      invokeInsertHook(vnode, insertedVnodeQueue, isInitialPatch);\n      return vnode.elm\n    }\n  }\n\n  /*  */\n\n  var directives = {\n    create: updateDirectives,\n    update: updateDirectives,\n    destroy: function unbindDirectives (vnode) {\n      updateDirectives(vnode, emptyNode);\n    }\n  };\n\n  function updateDirectives (oldVnode, vnode) {\n    if (oldVnode.data.directives || vnode.data.directives) {\n      _update(oldVnode, vnode);\n    }\n  }\n\n  function _update (oldVnode, vnode) {\n    var isCreate = oldVnode === emptyNode;\n    var isDestroy = vnode === emptyNode;\n    var oldDirs = normalizeDirectives$1(oldVnode.data.directives, oldVnode.context);\n    var newDirs = normalizeDirectives$1(vnode.data.directives, vnode.context);\n\n    var dirsWithInsert = [];\n    var dirsWithPostpatch = [];\n\n    var key, oldDir, dir;\n    for (key in newDirs) {\n      oldDir = oldDirs[key];\n      dir = newDirs[key];\n      if (!oldDir) {\n        // new directive, bind\n        callHook$1(dir, 'bind', vnode, oldVnode);\n        if (dir.def && dir.def.inserted) {\n          dirsWithInsert.push(dir);\n        }\n      } else {\n        // existing directive, update\n        dir.oldValue = oldDir.value;\n        dir.oldArg = oldDir.arg;\n        callHook$1(dir, 'update', vnode, oldVnode);\n        if (dir.def && dir.def.componentUpdated) {\n          dirsWithPostpatch.push(dir);\n        }\n      }\n    }\n\n    if (dirsWithInsert.length) {\n      var callInsert = function () {\n        for (var i = 0; i < dirsWithInsert.length; i++) {\n          callHook$1(dirsWithInsert[i], 'inserted', vnode, oldVnode);\n        }\n      };\n      if (isCreate) {\n        mergeVNodeHook(vnode, 'insert', callInsert);\n      } else {\n        callInsert();\n      }\n    }\n\n    if (dirsWithPostpatch.length) {\n      mergeVNodeHook(vnode, 'postpatch', function () {\n        for (var i = 0; i < dirsWithPostpatch.length; i++) {\n          callHook$1(dirsWithPostpatch[i], 'componentUpdated', vnode, oldVnode);\n        }\n      });\n    }\n\n    if (!isCreate) {\n      for (key in oldDirs) {\n        if (!newDirs[key]) {\n          // no longer present, unbind\n          callHook$1(oldDirs[key], 'unbind', oldVnode, oldVnode, isDestroy);\n        }\n      }\n    }\n  }\n\n  var emptyModifiers = Object.create(null);\n\n  function normalizeDirectives$1 (\n    dirs,\n    vm\n  ) {\n    var res = Object.create(null);\n    if (!dirs) {\n      // $flow-disable-line\n      return res\n    }\n    var i, dir;\n    for (i = 0; i < dirs.length; i++) {\n      dir = dirs[i];\n      if (!dir.modifiers) {\n        // $flow-disable-line\n        dir.modifiers = emptyModifiers;\n      }\n      res[getRawDirName(dir)] = dir;\n      dir.def = resolveAsset(vm.$options, 'directives', dir.name, true);\n    }\n    // $flow-disable-line\n    return res\n  }\n\n  function getRawDirName (dir) {\n    return dir.rawName || ((dir.name) + \".\" + (Object.keys(dir.modifiers || {}).join('.')))\n  }\n\n  function callHook$1 (dir, hook, vnode, oldVnode, isDestroy) {\n    var fn = dir.def && dir.def[hook];\n    if (fn) {\n      try {\n        fn(vnode.elm, dir, vnode, oldVnode, isDestroy);\n      } catch (e) {\n        handleError(e, vnode.context, (\"directive \" + (dir.name) + \" \" + hook + \" hook\"));\n      }\n    }\n  }\n\n  var baseModules = [\n    ref,\n    directives\n  ];\n\n  /*  */\n\n  function updateAttrs (oldVnode, vnode) {\n    var opts = vnode.componentOptions;\n    if (isDef(opts) && opts.Ctor.options.inheritAttrs === false) {\n      return\n    }\n    if (isUndef(oldVnode.data.attrs) && isUndef(vnode.data.attrs)) {\n      return\n    }\n    var key, cur, old;\n    var elm = vnode.elm;\n    var oldAttrs = oldVnode.data.attrs || {};\n    var attrs = vnode.data.attrs || {};\n    // clone observed objects, as the user probably wants to mutate it\n    if (isDef(attrs.__ob__)) {\n      attrs = vnode.data.attrs = extend({}, attrs);\n    }\n\n    for (key in attrs) {\n      cur = attrs[key];\n      old = oldAttrs[key];\n      if (old !== cur) {\n        setAttr(elm, key, cur);\n      }\n    }\n    // #4391: in IE9, setting type can reset value for input[type=radio]\n    // #6666: IE/Edge forces progress value down to 1 before setting a max\n    /* istanbul ignore if */\n    if ((isIE || isEdge) && attrs.value !== oldAttrs.value) {\n      setAttr(elm, 'value', attrs.value);\n    }\n    for (key in oldAttrs) {\n      if (isUndef(attrs[key])) {\n        if (isXlink(key)) {\n          elm.removeAttributeNS(xlinkNS, getXlinkProp(key));\n        } else if (!isEnumeratedAttr(key)) {\n          elm.removeAttribute(key);\n        }\n      }\n    }\n  }\n\n  function setAttr (el, key, value) {\n    if (el.tagName.indexOf('-') > -1) {\n      baseSetAttr(el, key, value);\n    } else if (isBooleanAttr(key)) {\n      // set attribute for blank value\n      // e.g. <option disabled>Select one</option>\n      if (isFalsyAttrValue(value)) {\n        el.removeAttribute(key);\n      } else {\n        // technically allowfullscreen is a boolean attribute for <iframe>,\n        // but Flash expects a value of \"true\" when used on <embed> tag\n        value = key === 'allowfullscreen' && el.tagName === 'EMBED'\n          ? 'true'\n          : key;\n        el.setAttribute(key, value);\n      }\n    } else if (isEnumeratedAttr(key)) {\n      el.setAttribute(key, convertEnumeratedValue(key, value));\n    } else if (isXlink(key)) {\n      if (isFalsyAttrValue(value)) {\n        el.removeAttributeNS(xlinkNS, getXlinkProp(key));\n      } else {\n        el.setAttributeNS(xlinkNS, key, value);\n      }\n    } else {\n      baseSetAttr(el, key, value);\n    }\n  }\n\n  function baseSetAttr (el, key, value) {\n    if (isFalsyAttrValue(value)) {\n      el.removeAttribute(key);\n    } else {\n      // #7138: IE10 & 11 fires input event when setting placeholder on\n      // <textarea>... block the first input event and remove the blocker\n      // immediately.\n      /* istanbul ignore if */\n      if (\n        isIE && !isIE9 &&\n        el.tagName === 'TEXTAREA' &&\n        key === 'placeholder' && value !== '' && !el.__ieph\n      ) {\n        var blocker = function (e) {\n          e.stopImmediatePropagation();\n          el.removeEventListener('input', blocker);\n        };\n        el.addEventListener('input', blocker);\n        // $flow-disable-line\n        el.__ieph = true; /* IE placeholder patched */\n      }\n      el.setAttribute(key, value);\n    }\n  }\n\n  var attrs = {\n    create: updateAttrs,\n    update: updateAttrs\n  };\n\n  /*  */\n\n  function updateClass (oldVnode, vnode) {\n    var el = vnode.elm;\n    var data = vnode.data;\n    var oldData = oldVnode.data;\n    if (\n      isUndef(data.staticClass) &&\n      isUndef(data.class) && (\n        isUndef(oldData) || (\n          isUndef(oldData.staticClass) &&\n          isUndef(oldData.class)\n        )\n      )\n    ) {\n      return\n    }\n\n    var cls = genClassForVnode(vnode);\n\n    // handle transition classes\n    var transitionClass = el._transitionClasses;\n    if (isDef(transitionClass)) {\n      cls = concat(cls, stringifyClass(transitionClass));\n    }\n\n    // set the class\n    if (cls !== el._prevClass) {\n      el.setAttribute('class', cls);\n      el._prevClass = cls;\n    }\n  }\n\n  var klass = {\n    create: updateClass,\n    update: updateClass\n  };\n\n  /*  */\n\n  var validDivisionCharRE = /[\\w).+\\-_$\\]]/;\n\n  function parseFilters (exp) {\n    var inSingle = false;\n    var inDouble = false;\n    var inTemplateString = false;\n    var inRegex = false;\n    var curly = 0;\n    var square = 0;\n    var paren = 0;\n    var lastFilterIndex = 0;\n    var c, prev, i, expression, filters;\n\n    for (i = 0; i < exp.length; i++) {\n      prev = c;\n      c = exp.charCodeAt(i);\n      if (inSingle) {\n        if (c === 0x27 && prev !== 0x5C) { inSingle = false; }\n      } else if (inDouble) {\n        if (c === 0x22 && prev !== 0x5C) { inDouble = false; }\n      } else if (inTemplateString) {\n        if (c === 0x60 && prev !== 0x5C) { inTemplateString = false; }\n      } else if (inRegex) {\n        if (c === 0x2f && prev !== 0x5C) { inRegex = false; }\n      } else if (\n        c === 0x7C && // pipe\n        exp.charCodeAt(i + 1) !== 0x7C &&\n        exp.charCodeAt(i - 1) !== 0x7C &&\n        !curly && !square && !paren\n      ) {\n        if (expression === undefined) {\n          // first filter, end of expression\n          lastFilterIndex = i + 1;\n          expression = exp.slice(0, i).trim();\n        } else {\n          pushFilter();\n        }\n      } else {\n        switch (c) {\n          case 0x22: inDouble = true; break         // \"\n          case 0x27: inSingle = true; break         // '\n          case 0x60: inTemplateString = true; break // `\n          case 0x28: paren++; break                 // (\n          case 0x29: paren--; break                 // )\n          case 0x5B: square++; break                // [\n          case 0x5D: square--; break                // ]\n          case 0x7B: curly++; break                 // {\n          case 0x7D: curly--; break                 // }\n        }\n        if (c === 0x2f) { // /\n          var j = i - 1;\n          var p = (void 0);\n          // find first non-whitespace prev char\n          for (; j >= 0; j--) {\n            p = exp.charAt(j);\n            if (p !== ' ') { break }\n          }\n          if (!p || !validDivisionCharRE.test(p)) {\n            inRegex = true;\n          }\n        }\n      }\n    }\n\n    if (expression === undefined) {\n      expression = exp.slice(0, i).trim();\n    } else if (lastFilterIndex !== 0) {\n      pushFilter();\n    }\n\n    function pushFilter () {\n      (filters || (filters = [])).push(exp.slice(lastFilterIndex, i).trim());\n      lastFilterIndex = i + 1;\n    }\n\n    if (filters) {\n      for (i = 0; i < filters.length; i++) {\n        expression = wrapFilter(expression, filters[i]);\n      }\n    }\n\n    return expression\n  }\n\n  function wrapFilter (exp, filter) {\n    var i = filter.indexOf('(');\n    if (i < 0) {\n      // _f: resolveFilter\n      return (\"_f(\\\"\" + filter + \"\\\")(\" + exp + \")\")\n    } else {\n      var name = filter.slice(0, i);\n      var args = filter.slice(i + 1);\n      return (\"_f(\\\"\" + name + \"\\\")(\" + exp + (args !== ')' ? ',' + args : args))\n    }\n  }\n\n  /*  */\n\n\n\n  /* eslint-disable no-unused-vars */\n  function baseWarn (msg, range) {\n    console.error((\"[Vue compiler]: \" + msg));\n  }\n  /* eslint-enable no-unused-vars */\n\n  function pluckModuleFunction (\n    modules,\n    key\n  ) {\n    return modules\n      ? modules.map(function (m) { return m[key]; }).filter(function (_) { return _; })\n      : []\n  }\n\n  function addProp (el, name, value, range, dynamic) {\n    (el.props || (el.props = [])).push(rangeSetItem({ name: name, value: value, dynamic: dynamic }, range));\n    el.plain = false;\n  }\n\n  function addAttr (el, name, value, range, dynamic) {\n    var attrs = dynamic\n      ? (el.dynamicAttrs || (el.dynamicAttrs = []))\n      : (el.attrs || (el.attrs = []));\n    attrs.push(rangeSetItem({ name: name, value: value, dynamic: dynamic }, range));\n    el.plain = false;\n  }\n\n  // add a raw attr (use this in preTransforms)\n  function addRawAttr (el, name, value, range) {\n    el.attrsMap[name] = value;\n    el.attrsList.push(rangeSetItem({ name: name, value: value }, range));\n  }\n\n  function addDirective (\n    el,\n    name,\n    rawName,\n    value,\n    arg,\n    isDynamicArg,\n    modifiers,\n    range\n  ) {\n    (el.directives || (el.directives = [])).push(rangeSetItem({\n      name: name,\n      rawName: rawName,\n      value: value,\n      arg: arg,\n      isDynamicArg: isDynamicArg,\n      modifiers: modifiers\n    }, range));\n    el.plain = false;\n  }\n\n  function prependModifierMarker (symbol, name, dynamic) {\n    return dynamic\n      ? (\"_p(\" + name + \",\\\"\" + symbol + \"\\\")\")\n      : symbol + name // mark the event as captured\n  }\n\n  function addHandler (\n    el,\n    name,\n    value,\n    modifiers,\n    important,\n    warn,\n    range,\n    dynamic\n  ) {\n    modifiers = modifiers || emptyObject;\n    // warn prevent and passive modifier\n    /* istanbul ignore if */\n    if (\n      warn &&\n      modifiers.prevent && modifiers.passive\n    ) {\n      warn(\n        'passive and prevent can\\'t be used together. ' +\n        'Passive handler can\\'t prevent default event.',\n        range\n      );\n    }\n\n    // normalize click.right and click.middle since they don't actually fire\n    // this is technically browser-specific, but at least for now browsers are\n    // the only target envs that have right/middle clicks.\n    if (modifiers.right) {\n      if (dynamic) {\n        name = \"(\" + name + \")==='click'?'contextmenu':(\" + name + \")\";\n      } else if (name === 'click') {\n        name = 'contextmenu';\n        delete modifiers.right;\n      }\n    } else if (modifiers.middle) {\n      if (dynamic) {\n        name = \"(\" + name + \")==='click'?'mouseup':(\" + name + \")\";\n      } else if (name === 'click') {\n        name = 'mouseup';\n      }\n    }\n\n    // check capture modifier\n    if (modifiers.capture) {\n      delete modifiers.capture;\n      name = prependModifierMarker('!', name, dynamic);\n    }\n    if (modifiers.once) {\n      delete modifiers.once;\n      name = prependModifierMarker('~', name, dynamic);\n    }\n    /* istanbul ignore if */\n    if (modifiers.passive) {\n      delete modifiers.passive;\n      name = prependModifierMarker('&', name, dynamic);\n    }\n\n    var events;\n    if (modifiers.native) {\n      delete modifiers.native;\n      events = el.nativeEvents || (el.nativeEvents = {});\n    } else {\n      events = el.events || (el.events = {});\n    }\n\n    var newHandler = rangeSetItem({ value: value.trim(), dynamic: dynamic }, range);\n    if (modifiers !== emptyObject) {\n      newHandler.modifiers = modifiers;\n    }\n\n    var handlers = events[name];\n    /* istanbul ignore if */\n    if (Array.isArray(handlers)) {\n      important ? handlers.unshift(newHandler) : handlers.push(newHandler);\n    } else if (handlers) {\n      events[name] = important ? [newHandler, handlers] : [handlers, newHandler];\n    } else {\n      events[name] = newHandler;\n    }\n\n    el.plain = false;\n  }\n\n  function getRawBindingAttr (\n    el,\n    name\n  ) {\n    return el.rawAttrsMap[':' + name] ||\n      el.rawAttrsMap['v-bind:' + name] ||\n      el.rawAttrsMap[name]\n  }\n\n  function getBindingAttr (\n    el,\n    name,\n    getStatic\n  ) {\n    var dynamicValue =\n      getAndRemoveAttr(el, ':' + name) ||\n      getAndRemoveAttr(el, 'v-bind:' + name);\n    if (dynamicValue != null) {\n      return parseFilters(dynamicValue)\n    } else if (getStatic !== false) {\n      var staticValue = getAndRemoveAttr(el, name);\n      if (staticValue != null) {\n        return JSON.stringify(staticValue)\n      }\n    }\n  }\n\n  // note: this only removes the attr from the Array (attrsList) so that it\n  // doesn't get processed by processAttrs.\n  // By default it does NOT remove it from the map (attrsMap) because the map is\n  // needed during codegen.\n  function getAndRemoveAttr (\n    el,\n    name,\n    removeFromMap\n  ) {\n    var val;\n    if ((val = el.attrsMap[name]) != null) {\n      var list = el.attrsList;\n      for (var i = 0, l = list.length; i < l; i++) {\n        if (list[i].name === name) {\n          list.splice(i, 1);\n          break\n        }\n      }\n    }\n    if (removeFromMap) {\n      delete el.attrsMap[name];\n    }\n    return val\n  }\n\n  function getAndRemoveAttrByRegex (\n    el,\n    name\n  ) {\n    var list = el.attrsList;\n    for (var i = 0, l = list.length; i < l; i++) {\n      var attr = list[i];\n      if (name.test(attr.name)) {\n        list.splice(i, 1);\n        return attr\n      }\n    }\n  }\n\n  function rangeSetItem (\n    item,\n    range\n  ) {\n    if (range) {\n      if (range.start != null) {\n        item.start = range.start;\n      }\n      if (range.end != null) {\n        item.end = range.end;\n      }\n    }\n    return item\n  }\n\n  /*  */\n\n  /**\n   * Cross-platform code generation for component v-model\n   */\n  function genComponentModel (\n    el,\n    value,\n    modifiers\n  ) {\n    var ref = modifiers || {};\n    var number = ref.number;\n    var trim = ref.trim;\n\n    var baseValueExpression = '$$v';\n    var valueExpression = baseValueExpression;\n    if (trim) {\n      valueExpression =\n        \"(typeof \" + baseValueExpression + \" === 'string'\" +\n        \"? \" + baseValueExpression + \".trim()\" +\n        \": \" + baseValueExpression + \")\";\n    }\n    if (number) {\n      valueExpression = \"_n(\" + valueExpression + \")\";\n    }\n    var assignment = genAssignmentCode(value, valueExpression);\n\n    el.model = {\n      value: (\"(\" + value + \")\"),\n      expression: JSON.stringify(value),\n      callback: (\"function (\" + baseValueExpression + \") {\" + assignment + \"}\")\n    };\n  }\n\n  /**\n   * Cross-platform codegen helper for generating v-model value assignment code.\n   */\n  function genAssignmentCode (\n    value,\n    assignment\n  ) {\n    var res = parseModel(value);\n    if (res.key === null) {\n      return (value + \"=\" + assignment)\n    } else {\n      return (\"$set(\" + (res.exp) + \", \" + (res.key) + \", \" + assignment + \")\")\n    }\n  }\n\n  /**\n   * Parse a v-model expression into a base path and a final key segment.\n   * Handles both dot-path and possible square brackets.\n   *\n   * Possible cases:\n   *\n   * - test\n   * - test[key]\n   * - test[test1[key]]\n   * - test[\"a\"][key]\n   * - xxx.test[a[a].test1[key]]\n   * - test.xxx.a[\"asa\"][test1[key]]\n   *\n   */\n\n  var len, str, chr, index$1, expressionPos, expressionEndPos;\n\n\n\n  function parseModel (val) {\n    // Fix https://github.com/vuejs/vue/pull/7730\n    // allow v-model=\"obj.val \" (trailing whitespace)\n    val = val.trim();\n    len = val.length;\n\n    if (val.indexOf('[') < 0 || val.lastIndexOf(']') < len - 1) {\n      index$1 = val.lastIndexOf('.');\n      if (index$1 > -1) {\n        return {\n          exp: val.slice(0, index$1),\n          key: '\"' + val.slice(index$1 + 1) + '\"'\n        }\n      } else {\n        return {\n          exp: val,\n          key: null\n        }\n      }\n    }\n\n    str = val;\n    index$1 = expressionPos = expressionEndPos = 0;\n\n    while (!eof()) {\n      chr = next();\n      /* istanbul ignore if */\n      if (isStringStart(chr)) {\n        parseString(chr);\n      } else if (chr === 0x5B) {\n        parseBracket(chr);\n      }\n    }\n\n    return {\n      exp: val.slice(0, expressionPos),\n      key: val.slice(expressionPos + 1, expressionEndPos)\n    }\n  }\n\n  function next () {\n    return str.charCodeAt(++index$1)\n  }\n\n  function eof () {\n    return index$1 >= len\n  }\n\n  function isStringStart (chr) {\n    return chr === 0x22 || chr === 0x27\n  }\n\n  function parseBracket (chr) {\n    var inBracket = 1;\n    expressionPos = index$1;\n    while (!eof()) {\n      chr = next();\n      if (isStringStart(chr)) {\n        parseString(chr);\n        continue\n      }\n      if (chr === 0x5B) { inBracket++; }\n      if (chr === 0x5D) { inBracket--; }\n      if (inBracket === 0) {\n        expressionEndPos = index$1;\n        break\n      }\n    }\n  }\n\n  function parseString (chr) {\n    var stringQuote = chr;\n    while (!eof()) {\n      chr = next();\n      if (chr === stringQuote) {\n        break\n      }\n    }\n  }\n\n  /*  */\n\n  var warn$1;\n\n  // in some cases, the event used has to be determined at runtime\n  // so we used some reserved tokens during compile.\n  var RANGE_TOKEN = '__r';\n  var CHECKBOX_RADIO_TOKEN = '__c';\n\n  function model (\n    el,\n    dir,\n    _warn\n  ) {\n    warn$1 = _warn;\n    var value = dir.value;\n    var modifiers = dir.modifiers;\n    var tag = el.tag;\n    var type = el.attrsMap.type;\n\n    {\n      // inputs with type=\"file\" are read only and setting the input's\n      // value will throw an error.\n      if (tag === 'input' && type === 'file') {\n        warn$1(\n          \"<\" + (el.tag) + \" v-model=\\\"\" + value + \"\\\" type=\\\"file\\\">:\\n\" +\n          \"File inputs are read only. Use a v-on:change listener instead.\",\n          el.rawAttrsMap['v-model']\n        );\n      }\n    }\n\n    if (el.component) {\n      genComponentModel(el, value, modifiers);\n      // component v-model doesn't need extra runtime\n      return false\n    } else if (tag === 'select') {\n      genSelect(el, value, modifiers);\n    } else if (tag === 'input' && type === 'checkbox') {\n      genCheckboxModel(el, value, modifiers);\n    } else if (tag === 'input' && type === 'radio') {\n      genRadioModel(el, value, modifiers);\n    } else if (tag === 'input' || tag === 'textarea') {\n      genDefaultModel(el, value, modifiers);\n    } else if (!config.isReservedTag(tag)) {\n      genComponentModel(el, value, modifiers);\n      // component v-model doesn't need extra runtime\n      return false\n    } else {\n      warn$1(\n        \"<\" + (el.tag) + \" v-model=\\\"\" + value + \"\\\">: \" +\n        \"v-model is not supported on this element type. \" +\n        'If you are working with contenteditable, it\\'s recommended to ' +\n        'wrap a library dedicated for that purpose inside a custom component.',\n        el.rawAttrsMap['v-model']\n      );\n    }\n\n    // ensure runtime directive metadata\n    return true\n  }\n\n  function genCheckboxModel (\n    el,\n    value,\n    modifiers\n  ) {\n    var number = modifiers && modifiers.number;\n    var valueBinding = getBindingAttr(el, 'value') || 'null';\n    var trueValueBinding = getBindingAttr(el, 'true-value') || 'true';\n    var falseValueBinding = getBindingAttr(el, 'false-value') || 'false';\n    addProp(el, 'checked',\n      \"Array.isArray(\" + value + \")\" +\n      \"?_i(\" + value + \",\" + valueBinding + \")>-1\" + (\n        trueValueBinding === 'true'\n          ? (\":(\" + value + \")\")\n          : (\":_q(\" + value + \",\" + trueValueBinding + \")\")\n      )\n    );\n    addHandler(el, 'change',\n      \"var $$a=\" + value + \",\" +\n          '$$el=$event.target,' +\n          \"$$c=$$el.checked?(\" + trueValueBinding + \"):(\" + falseValueBinding + \");\" +\n      'if(Array.isArray($$a)){' +\n        \"var $$v=\" + (number ? '_n(' + valueBinding + ')' : valueBinding) + \",\" +\n            '$$i=_i($$a,$$v);' +\n        \"if($$el.checked){$$i<0&&(\" + (genAssignmentCode(value, '$$a.concat([$$v])')) + \")}\" +\n        \"else{$$i>-1&&(\" + (genAssignmentCode(value, '$$a.slice(0,$$i).concat($$a.slice($$i+1))')) + \")}\" +\n      \"}else{\" + (genAssignmentCode(value, '$$c')) + \"}\",\n      null, true\n    );\n  }\n\n  function genRadioModel (\n    el,\n    value,\n    modifiers\n  ) {\n    var number = modifiers && modifiers.number;\n    var valueBinding = getBindingAttr(el, 'value') || 'null';\n    valueBinding = number ? (\"_n(\" + valueBinding + \")\") : valueBinding;\n    addProp(el, 'checked', (\"_q(\" + value + \",\" + valueBinding + \")\"));\n    addHandler(el, 'change', genAssignmentCode(value, valueBinding), null, true);\n  }\n\n  function genSelect (\n    el,\n    value,\n    modifiers\n  ) {\n    var number = modifiers && modifiers.number;\n    var selectedVal = \"Array.prototype.filter\" +\n      \".call($event.target.options,function(o){return o.selected})\" +\n      \".map(function(o){var val = \\\"_value\\\" in o ? o._value : o.value;\" +\n      \"return \" + (number ? '_n(val)' : 'val') + \"})\";\n\n    var assignment = '$event.target.multiple ? $$selectedVal : $$selectedVal[0]';\n    var code = \"var $$selectedVal = \" + selectedVal + \";\";\n    code = code + \" \" + (genAssignmentCode(value, assignment));\n    addHandler(el, 'change', code, null, true);\n  }\n\n  function genDefaultModel (\n    el,\n    value,\n    modifiers\n  ) {\n    var type = el.attrsMap.type;\n\n    // warn if v-bind:value conflicts with v-model\n    // except for inputs with v-bind:type\n    {\n      var value$1 = el.attrsMap['v-bind:value'] || el.attrsMap[':value'];\n      var typeBinding = el.attrsMap['v-bind:type'] || el.attrsMap[':type'];\n      if (value$1 && !typeBinding) {\n        var binding = el.attrsMap['v-bind:value'] ? 'v-bind:value' : ':value';\n        warn$1(\n          binding + \"=\\\"\" + value$1 + \"\\\" conflicts with v-model on the same element \" +\n          'because the latter already expands to a value binding internally',\n          el.rawAttrsMap[binding]\n        );\n      }\n    }\n\n    var ref = modifiers || {};\n    var lazy = ref.lazy;\n    var number = ref.number;\n    var trim = ref.trim;\n    var needCompositionGuard = !lazy && type !== 'range';\n    var event = lazy\n      ? 'change'\n      : type === 'range'\n        ? RANGE_TOKEN\n        : 'input';\n\n    var valueExpression = '$event.target.value';\n    if (trim) {\n      valueExpression = \"$event.target.value.trim()\";\n    }\n    if (number) {\n      valueExpression = \"_n(\" + valueExpression + \")\";\n    }\n\n    var code = genAssignmentCode(value, valueExpression);\n    if (needCompositionGuard) {\n      code = \"if($event.target.composing)return;\" + code;\n    }\n\n    addProp(el, 'value', (\"(\" + value + \")\"));\n    addHandler(el, event, code, null, true);\n    if (trim || number) {\n      addHandler(el, 'blur', '$forceUpdate()');\n    }\n  }\n\n  /*  */\n\n  // normalize v-model event tokens that can only be determined at runtime.\n  // it's important to place the event as the first in the array because\n  // the whole point is ensuring the v-model callback gets called before\n  // user-attached handlers.\n  function normalizeEvents (on) {\n    /* istanbul ignore if */\n    if (isDef(on[RANGE_TOKEN])) {\n      // IE input[type=range] only supports `change` event\n      var event = isIE ? 'change' : 'input';\n      on[event] = [].concat(on[RANGE_TOKEN], on[event] || []);\n      delete on[RANGE_TOKEN];\n    }\n    // This was originally intended to fix #4521 but no longer necessary\n    // after 2.5. Keeping it for backwards compat with generated code from < 2.4\n    /* istanbul ignore if */\n    if (isDef(on[CHECKBOX_RADIO_TOKEN])) {\n      on.change = [].concat(on[CHECKBOX_RADIO_TOKEN], on.change || []);\n      delete on[CHECKBOX_RADIO_TOKEN];\n    }\n  }\n\n  var target$1;\n\n  function createOnceHandler$1 (event, handler, capture) {\n    var _target = target$1; // save current target element in closure\n    return function onceHandler () {\n      var res = handler.apply(null, arguments);\n      if (res !== null) {\n        remove$2(event, onceHandler, capture, _target);\n      }\n    }\n  }\n\n  // #9446: Firefox <= 53 (in particular, ESR 52) has incorrect Event.timeStamp\n  // implementation and does not fire microtasks in between event propagation, so\n  // safe to exclude.\n  var useMicrotaskFix = isUsingMicroTask && !(isFF && Number(isFF[1]) <= 53);\n\n  function add$1 (\n    name,\n    handler,\n    capture,\n    passive\n  ) {\n    // async edge case #6566: inner click event triggers patch, event handler\n    // attached to outer element during patch, and triggered again. This\n    // happens because browsers fire microtask ticks between event propagation.\n    // the solution is simple: we save the timestamp when a handler is attached,\n    // and the handler would only fire if the event passed to it was fired\n    // AFTER it was attached.\n    if (useMicrotaskFix) {\n      var attachedTimestamp = currentFlushTimestamp;\n      var original = handler;\n      handler = original._wrapper = function (e) {\n        if (\n          // no bubbling, should always fire.\n          // this is just a safety net in case event.timeStamp is unreliable in\n          // certain weird environments...\n          e.target === e.currentTarget ||\n          // event is fired after handler attachment\n          e.timeStamp >= attachedTimestamp ||\n          // bail for environments that have buggy event.timeStamp implementations\n          // #9462 iOS 9 bug: event.timeStamp is 0 after history.pushState\n          // #9681 QtWebEngine event.timeStamp is negative value\n          e.timeStamp <= 0 ||\n          // #9448 bail if event is fired in another document in a multi-page\n          // electron/nw.js app, since event.timeStamp will be using a different\n          // starting reference\n          e.target.ownerDocument !== document\n        ) {\n          return original.apply(this, arguments)\n        }\n      };\n    }\n    target$1.addEventListener(\n      name,\n      handler,\n      supportsPassive\n        ? { capture: capture, passive: passive }\n        : capture\n    );\n  }\n\n  function remove$2 (\n    name,\n    handler,\n    capture,\n    _target\n  ) {\n    (_target || target$1).removeEventListener(\n      name,\n      handler._wrapper || handler,\n      capture\n    );\n  }\n\n  function updateDOMListeners (oldVnode, vnode) {\n    if (isUndef(oldVnode.data.on) && isUndef(vnode.data.on)) {\n      return\n    }\n    var on = vnode.data.on || {};\n    var oldOn = oldVnode.data.on || {};\n    target$1 = vnode.elm;\n    normalizeEvents(on);\n    updateListeners(on, oldOn, add$1, remove$2, createOnceHandler$1, vnode.context);\n    target$1 = undefined;\n  }\n\n  var events = {\n    create: updateDOMListeners,\n    update: updateDOMListeners\n  };\n\n  /*  */\n\n  var svgContainer;\n\n  function updateDOMProps (oldVnode, vnode) {\n    if (isUndef(oldVnode.data.domProps) && isUndef(vnode.data.domProps)) {\n      return\n    }\n    var key, cur;\n    var elm = vnode.elm;\n    var oldProps = oldVnode.data.domProps || {};\n    var props = vnode.data.domProps || {};\n    // clone observed objects, as the user probably wants to mutate it\n    if (isDef(props.__ob__)) {\n      props = vnode.data.domProps = extend({}, props);\n    }\n\n    for (key in oldProps) {\n      if (!(key in props)) {\n        elm[key] = '';\n      }\n    }\n\n    for (key in props) {\n      cur = props[key];\n      // ignore children if the node has textContent or innerHTML,\n      // as these will throw away existing DOM nodes and cause removal errors\n      // on subsequent patches (#3360)\n      if (key === 'textContent' || key === 'innerHTML') {\n        if (vnode.children) { vnode.children.length = 0; }\n        if (cur === oldProps[key]) { continue }\n        // #6601 work around Chrome version <= 55 bug where single textNode\n        // replaced by innerHTML/textContent retains its parentNode property\n        if (elm.childNodes.length === 1) {\n          elm.removeChild(elm.childNodes[0]);\n        }\n      }\n\n      if (key === 'value' && elm.tagName !== 'PROGRESS') {\n        // store value as _value as well since\n        // non-string values will be stringified\n        elm._value = cur;\n        // avoid resetting cursor position when value is the same\n        var strCur = isUndef(cur) ? '' : String(cur);\n        if (shouldUpdateValue(elm, strCur)) {\n          elm.value = strCur;\n        }\n      } else if (key === 'innerHTML' && isSVG(elm.tagName) && isUndef(elm.innerHTML)) {\n        // IE doesn't support innerHTML for SVG elements\n        svgContainer = svgContainer || document.createElement('div');\n        svgContainer.innerHTML = \"<svg>\" + cur + \"</svg>\";\n        var svg = svgContainer.firstChild;\n        while (elm.firstChild) {\n          elm.removeChild(elm.firstChild);\n        }\n        while (svg.firstChild) {\n          elm.appendChild(svg.firstChild);\n        }\n      } else if (\n        // skip the update if old and new VDOM state is the same.\n        // `value` is handled separately because the DOM value may be temporarily\n        // out of sync with VDOM state due to focus, composition and modifiers.\n        // This  #4521 by skipping the unnecesarry `checked` update.\n        cur !== oldProps[key]\n      ) {\n        // some property updates can throw\n        // e.g. `value` on <progress> w/ non-finite value\n        try {\n          elm[key] = cur;\n        } catch (e) {}\n      }\n    }\n  }\n\n  // check platforms/web/util/attrs.js acceptValue\n\n\n  function shouldUpdateValue (elm, checkVal) {\n    return (!elm.composing && (\n      elm.tagName === 'OPTION' ||\n      isNotInFocusAndDirty(elm, checkVal) ||\n      isDirtyWithModifiers(elm, checkVal)\n    ))\n  }\n\n  function isNotInFocusAndDirty (elm, checkVal) {\n    // return true when textbox (.number and .trim) loses focus and its value is\n    // not equal to the updated value\n    var notInFocus = true;\n    // #6157\n    // work around IE bug when accessing document.activeElement in an iframe\n    try { notInFocus = document.activeElement !== elm; } catch (e) {}\n    return notInFocus && elm.value !== checkVal\n  }\n\n  function isDirtyWithModifiers (elm, newVal) {\n    var value = elm.value;\n    var modifiers = elm._vModifiers; // injected by v-model runtime\n    if (isDef(modifiers)) {\n      if (modifiers.number) {\n        return toNumber(value) !== toNumber(newVal)\n      }\n      if (modifiers.trim) {\n        return value.trim() !== newVal.trim()\n      }\n    }\n    return value !== newVal\n  }\n\n  var domProps = {\n    create: updateDOMProps,\n    update: updateDOMProps\n  };\n\n  /*  */\n\n  var parseStyleText = cached(function (cssText) {\n    var res = {};\n    var listDelimiter = /;(?![^(]*\\))/g;\n    var propertyDelimiter = /:(.+)/;\n    cssText.split(listDelimiter).forEach(function (item) {\n      if (item) {\n        var tmp = item.split(propertyDelimiter);\n        tmp.length > 1 && (res[tmp[0].trim()] = tmp[1].trim());\n      }\n    });\n    return res\n  });\n\n  // merge static and dynamic style data on the same vnode\n  function normalizeStyleData (data) {\n    var style = normalizeStyleBinding(data.style);\n    // static style is pre-processed into an object during compilation\n    // and is always a fresh object, so it's safe to merge into it\n    return data.staticStyle\n      ? extend(data.staticStyle, style)\n      : style\n  }\n\n  // normalize possible array / string values into Object\n  function normalizeStyleBinding (bindingStyle) {\n    if (Array.isArray(bindingStyle)) {\n      return toObject(bindingStyle)\n    }\n    if (typeof bindingStyle === 'string') {\n      return parseStyleText(bindingStyle)\n    }\n    return bindingStyle\n  }\n\n  /**\n   * parent component style should be after child's\n   * so that parent component's style could override it\n   */\n  function getStyle (vnode, checkChild) {\n    var res = {};\n    var styleData;\n\n    if (checkChild) {\n      var childNode = vnode;\n      while (childNode.componentInstance) {\n        childNode = childNode.componentInstance._vnode;\n        if (\n          childNode && childNode.data &&\n          (styleData = normalizeStyleData(childNode.data))\n        ) {\n          extend(res, styleData);\n        }\n      }\n    }\n\n    if ((styleData = normalizeStyleData(vnode.data))) {\n      extend(res, styleData);\n    }\n\n    var parentNode = vnode;\n    while ((parentNode = parentNode.parent)) {\n      if (parentNode.data && (styleData = normalizeStyleData(parentNode.data))) {\n        extend(res, styleData);\n      }\n    }\n    return res\n  }\n\n  /*  */\n\n  var cssVarRE = /^--/;\n  var importantRE = /\\s*!important$/;\n  var setProp = function (el, name, val) {\n    /* istanbul ignore if */\n    if (cssVarRE.test(name)) {\n      el.style.setProperty(name, val);\n    } else if (importantRE.test(val)) {\n      el.style.setProperty(hyphenate(name), val.replace(importantRE, ''), 'important');\n    } else {\n      var normalizedName = normalize(name);\n      if (Array.isArray(val)) {\n        // Support values array created by autoprefixer, e.g.\n        // {display: [\"-webkit-box\", \"-ms-flexbox\", \"flex\"]}\n        // Set them one by one, and the browser will only set those it can recognize\n        for (var i = 0, len = val.length; i < len; i++) {\n          el.style[normalizedName] = val[i];\n        }\n      } else {\n        el.style[normalizedName] = val;\n      }\n    }\n  };\n\n  var vendorNames = ['Webkit', 'Moz', 'ms'];\n\n  var emptyStyle;\n  var normalize = cached(function (prop) {\n    emptyStyle = emptyStyle || document.createElement('div').style;\n    prop = camelize(prop);\n    if (prop !== 'filter' && (prop in emptyStyle)) {\n      return prop\n    }\n    var capName = prop.charAt(0).toUpperCase() + prop.slice(1);\n    for (var i = 0; i < vendorNames.length; i++) {\n      var name = vendorNames[i] + capName;\n      if (name in emptyStyle) {\n        return name\n      }\n    }\n  });\n\n  function updateStyle (oldVnode, vnode) {\n    var data = vnode.data;\n    var oldData = oldVnode.data;\n\n    if (isUndef(data.staticStyle) && isUndef(data.style) &&\n      isUndef(oldData.staticStyle) && isUndef(oldData.style)\n    ) {\n      return\n    }\n\n    var cur, name;\n    var el = vnode.elm;\n    var oldStaticStyle = oldData.staticStyle;\n    var oldStyleBinding = oldData.normalizedStyle || oldData.style || {};\n\n    // if static style exists, stylebinding already merged into it when doing normalizeStyleData\n    var oldStyle = oldStaticStyle || oldStyleBinding;\n\n    var style = normalizeStyleBinding(vnode.data.style) || {};\n\n    // store normalized style under a different key for next diff\n    // make sure to clone it if it's reactive, since the user likely wants\n    // to mutate it.\n    vnode.data.normalizedStyle = isDef(style.__ob__)\n      ? extend({}, style)\n      : style;\n\n    var newStyle = getStyle(vnode, true);\n\n    for (name in oldStyle) {\n      if (isUndef(newStyle[name])) {\n        setProp(el, name, '');\n      }\n    }\n    for (name in newStyle) {\n      cur = newStyle[name];\n      if (cur !== oldStyle[name]) {\n        // ie9 setting to null has no effect, must use empty string\n        setProp(el, name, cur == null ? '' : cur);\n      }\n    }\n  }\n\n  var style = {\n    create: updateStyle,\n    update: updateStyle\n  };\n\n  /*  */\n\n  var whitespaceRE = /\\s+/;\n\n  /**\n   * Add class with compatibility for SVG since classList is not supported on\n   * SVG elements in IE\n   */\n  function addClass (el, cls) {\n    /* istanbul ignore if */\n    if (!cls || !(cls = cls.trim())) {\n      return\n    }\n\n    /* istanbul ignore else */\n    if (el.classList) {\n      if (cls.indexOf(' ') > -1) {\n        cls.split(whitespaceRE).forEach(function (c) { return el.classList.add(c); });\n      } else {\n        el.classList.add(cls);\n      }\n    } else {\n      var cur = \" \" + (el.getAttribute('class') || '') + \" \";\n      if (cur.indexOf(' ' + cls + ' ') < 0) {\n        el.setAttribute('class', (cur + cls).trim());\n      }\n    }\n  }\n\n  /**\n   * Remove class with compatibility for SVG since classList is not supported on\n   * SVG elements in IE\n   */\n  function removeClass (el, cls) {\n    /* istanbul ignore if */\n    if (!cls || !(cls = cls.trim())) {\n      return\n    }\n\n    /* istanbul ignore else */\n    if (el.classList) {\n      if (cls.indexOf(' ') > -1) {\n        cls.split(whitespaceRE).forEach(function (c) { return el.classList.remove(c); });\n      } else {\n        el.classList.remove(cls);\n      }\n      if (!el.classList.length) {\n        el.removeAttribute('class');\n      }\n    } else {\n      var cur = \" \" + (el.getAttribute('class') || '') + \" \";\n      var tar = ' ' + cls + ' ';\n      while (cur.indexOf(tar) >= 0) {\n        cur = cur.replace(tar, ' ');\n      }\n      cur = cur.trim();\n      if (cur) {\n        el.setAttribute('class', cur);\n      } else {\n        el.removeAttribute('class');\n      }\n    }\n  }\n\n  /*  */\n\n  function resolveTransition (def$$1) {\n    if (!def$$1) {\n      return\n    }\n    /* istanbul ignore else */\n    if (typeof def$$1 === 'object') {\n      var res = {};\n      if (def$$1.css !== false) {\n        extend(res, autoCssTransition(def$$1.name || 'v'));\n      }\n      extend(res, def$$1);\n      return res\n    } else if (typeof def$$1 === 'string') {\n      return autoCssTransition(def$$1)\n    }\n  }\n\n  var autoCssTransition = cached(function (name) {\n    return {\n      enterClass: (name + \"-enter\"),\n      enterToClass: (name + \"-enter-to\"),\n      enterActiveClass: (name + \"-enter-active\"),\n      leaveClass: (name + \"-leave\"),\n      leaveToClass: (name + \"-leave-to\"),\n      leaveActiveClass: (name + \"-leave-active\")\n    }\n  });\n\n  var hasTransition = inBrowser && !isIE9;\n  var TRANSITION = 'transition';\n  var ANIMATION = 'animation';\n\n  // Transition property/event sniffing\n  var transitionProp = 'transition';\n  var transitionEndEvent = 'transitionend';\n  var animationProp = 'animation';\n  var animationEndEvent = 'animationend';\n  if (hasTransition) {\n    /* istanbul ignore if */\n    if (window.ontransitionend === undefined &&\n      window.onwebkittransitionend !== undefined\n    ) {\n      transitionProp = 'WebkitTransition';\n      transitionEndEvent = 'webkitTransitionEnd';\n    }\n    if (window.onanimationend === undefined &&\n      window.onwebkitanimationend !== undefined\n    ) {\n      animationProp = 'WebkitAnimation';\n      animationEndEvent = 'webkitAnimationEnd';\n    }\n  }\n\n  // binding to window is necessary to make hot reload work in IE in strict mode\n  var raf = inBrowser\n    ? window.requestAnimationFrame\n      ? window.requestAnimationFrame.bind(window)\n      : setTimeout\n    : /* istanbul ignore next */ function (fn) { return fn(); };\n\n  function nextFrame (fn) {\n    raf(function () {\n      raf(fn);\n    });\n  }\n\n  function addTransitionClass (el, cls) {\n    var transitionClasses = el._transitionClasses || (el._transitionClasses = []);\n    if (transitionClasses.indexOf(cls) < 0) {\n      transitionClasses.push(cls);\n      addClass(el, cls);\n    }\n  }\n\n  function removeTransitionClass (el, cls) {\n    if (el._transitionClasses) {\n      remove(el._transitionClasses, cls);\n    }\n    removeClass(el, cls);\n  }\n\n  function whenTransitionEnds (\n    el,\n    expectedType,\n    cb\n  ) {\n    var ref = getTransitionInfo(el, expectedType);\n    var type = ref.type;\n    var timeout = ref.timeout;\n    var propCount = ref.propCount;\n    if (!type) { return cb() }\n    var event = type === TRANSITION ? transitionEndEvent : animationEndEvent;\n    var ended = 0;\n    var end = function () {\n      el.removeEventListener(event, onEnd);\n      cb();\n    };\n    var onEnd = function (e) {\n      if (e.target === el) {\n        if (++ended >= propCount) {\n          end();\n        }\n      }\n    };\n    setTimeout(function () {\n      if (ended < propCount) {\n        end();\n      }\n    }, timeout + 1);\n    el.addEventListener(event, onEnd);\n  }\n\n  var transformRE = /\\b(transform|all)(,|$)/;\n\n  function getTransitionInfo (el, expectedType) {\n    var styles = window.getComputedStyle(el);\n    // JSDOM may return undefined for transition properties\n    var transitionDelays = (styles[transitionProp + 'Delay'] || '').split(', ');\n    var transitionDurations = (styles[transitionProp + 'Duration'] || '').split(', ');\n    var transitionTimeout = getTimeout(transitionDelays, transitionDurations);\n    var animationDelays = (styles[animationProp + 'Delay'] || '').split(', ');\n    var animationDurations = (styles[animationProp + 'Duration'] || '').split(', ');\n    var animationTimeout = getTimeout(animationDelays, animationDurations);\n\n    var type;\n    var timeout = 0;\n    var propCount = 0;\n    /* istanbul ignore if */\n    if (expectedType === TRANSITION) {\n      if (transitionTimeout > 0) {\n        type = TRANSITION;\n        timeout = transitionTimeout;\n        propCount = transitionDurations.length;\n      }\n    } else if (expectedType === ANIMATION) {\n      if (animationTimeout > 0) {\n        type = ANIMATION;\n        timeout = animationTimeout;\n        propCount = animationDurations.length;\n      }\n    } else {\n      timeout = Math.max(transitionTimeout, animationTimeout);\n      type = timeout > 0\n        ? transitionTimeout > animationTimeout\n          ? TRANSITION\n          : ANIMATION\n        : null;\n      propCount = type\n        ? type === TRANSITION\n          ? transitionDurations.length\n          : animationDurations.length\n        : 0;\n    }\n    var hasTransform =\n      type === TRANSITION &&\n      transformRE.test(styles[transitionProp + 'Property']);\n    return {\n      type: type,\n      timeout: timeout,\n      propCount: propCount,\n      hasTransform: hasTransform\n    }\n  }\n\n  function getTimeout (delays, durations) {\n    /* istanbul ignore next */\n    while (delays.length < durations.length) {\n      delays = delays.concat(delays);\n    }\n\n    return Math.max.apply(null, durations.map(function (d, i) {\n      return toMs(d) + toMs(delays[i])\n    }))\n  }\n\n  // Old versions of Chromium (below 61.0.3163.100) formats floating pointer numbers\n  // in a locale-dependent way, using a comma instead of a dot.\n  // If comma is not replaced with a dot, the input will be rounded down (i.e. acting\n  // as a floor function) causing unexpected behaviors\n  function toMs (s) {\n    return Number(s.slice(0, -1).replace(',', '.')) * 1000\n  }\n\n  /*  */\n\n  function enter (vnode, toggleDisplay) {\n    var el = vnode.elm;\n\n    // call leave callback now\n    if (isDef(el._leaveCb)) {\n      el._leaveCb.cancelled = true;\n      el._leaveCb();\n    }\n\n    var data = resolveTransition(vnode.data.transition);\n    if (isUndef(data)) {\n      return\n    }\n\n    /* istanbul ignore if */\n    if (isDef(el._enterCb) || el.nodeType !== 1) {\n      return\n    }\n\n    var css = data.css;\n    var type = data.type;\n    var enterClass = data.enterClass;\n    var enterToClass = data.enterToClass;\n    var enterActiveClass = data.enterActiveClass;\n    var appearClass = data.appearClass;\n    var appearToClass = data.appearToClass;\n    var appearActiveClass = data.appearActiveClass;\n    var beforeEnter = data.beforeEnter;\n    var enter = data.enter;\n    var afterEnter = data.afterEnter;\n    var enterCancelled = data.enterCancelled;\n    var beforeAppear = data.beforeAppear;\n    var appear = data.appear;\n    var afterAppear = data.afterAppear;\n    var appearCancelled = data.appearCancelled;\n    var duration = data.duration;\n\n    // activeInstance will always be the <transition> component managing this\n    // transition. One edge case to check is when the <transition> is placed\n    // as the root node of a child component. In that case we need to check\n    // <transition>'s parent for appear check.\n    var context = activeInstance;\n    var transitionNode = activeInstance.$vnode;\n    while (transitionNode && transitionNode.parent) {\n      context = transitionNode.context;\n      transitionNode = transitionNode.parent;\n    }\n\n    var isAppear = !context._isMounted || !vnode.isRootInsert;\n\n    if (isAppear && !appear && appear !== '') {\n      return\n    }\n\n    var startClass = isAppear && appearClass\n      ? appearClass\n      : enterClass;\n    var activeClass = isAppear && appearActiveClass\n      ? appearActiveClass\n      : enterActiveClass;\n    var toClass = isAppear && appearToClass\n      ? appearToClass\n      : enterToClass;\n\n    var beforeEnterHook = isAppear\n      ? (beforeAppear || beforeEnter)\n      : beforeEnter;\n    var enterHook = isAppear\n      ? (typeof appear === 'function' ? appear : enter)\n      : enter;\n    var afterEnterHook = isAppear\n      ? (afterAppear || afterEnter)\n      : afterEnter;\n    var enterCancelledHook = isAppear\n      ? (appearCancelled || enterCancelled)\n      : enterCancelled;\n\n    var explicitEnterDuration = toNumber(\n      isObject(duration)\n        ? duration.enter\n        : duration\n    );\n\n    if (explicitEnterDuration != null) {\n      checkDuration(explicitEnterDuration, 'enter', vnode);\n    }\n\n    var expectsCSS = css !== false && !isIE9;\n    var userWantsControl = getHookArgumentsLength(enterHook);\n\n    var cb = el._enterCb = once(function () {\n      if (expectsCSS) {\n        removeTransitionClass(el, toClass);\n        removeTransitionClass(el, activeClass);\n      }\n      if (cb.cancelled) {\n        if (expectsCSS) {\n          removeTransitionClass(el, startClass);\n        }\n        enterCancelledHook && enterCancelledHook(el);\n      } else {\n        afterEnterHook && afterEnterHook(el);\n      }\n      el._enterCb = null;\n    });\n\n    if (!vnode.data.show) {\n      // remove pending leave element on enter by injecting an insert hook\n      mergeVNodeHook(vnode, 'insert', function () {\n        var parent = el.parentNode;\n        var pendingNode = parent && parent._pending && parent._pending[vnode.key];\n        if (pendingNode &&\n          pendingNode.tag === vnode.tag &&\n          pendingNode.elm._leaveCb\n        ) {\n          pendingNode.elm._leaveCb();\n        }\n        enterHook && enterHook(el, cb);\n      });\n    }\n\n    // start enter transition\n    beforeEnterHook && beforeEnterHook(el);\n    if (expectsCSS) {\n      addTransitionClass(el, startClass);\n      addTransitionClass(el, activeClass);\n      nextFrame(function () {\n        removeTransitionClass(el, startClass);\n        if (!cb.cancelled) {\n          addTransitionClass(el, toClass);\n          if (!userWantsControl) {\n            if (isValidDuration(explicitEnterDuration)) {\n              setTimeout(cb, explicitEnterDuration);\n            } else {\n              whenTransitionEnds(el, type, cb);\n            }\n          }\n        }\n      });\n    }\n\n    if (vnode.data.show) {\n      toggleDisplay && toggleDisplay();\n      enterHook && enterHook(el, cb);\n    }\n\n    if (!expectsCSS && !userWantsControl) {\n      cb();\n    }\n  }\n\n  function leave (vnode, rm) {\n    var el = vnode.elm;\n\n    // call enter callback now\n    if (isDef(el._enterCb)) {\n      el._enterCb.cancelled = true;\n      el._enterCb();\n    }\n\n    var data = resolveTransition(vnode.data.transition);\n    if (isUndef(data) || el.nodeType !== 1) {\n      return rm()\n    }\n\n    /* istanbul ignore if */\n    if (isDef(el._leaveCb)) {\n      return\n    }\n\n    var css = data.css;\n    var type = data.type;\n    var leaveClass = data.leaveClass;\n    var leaveToClass = data.leaveToClass;\n    var leaveActiveClass = data.leaveActiveClass;\n    var beforeLeave = data.beforeLeave;\n    var leave = data.leave;\n    var afterLeave = data.afterLeave;\n    var leaveCancelled = data.leaveCancelled;\n    var delayLeave = data.delayLeave;\n    var duration = data.duration;\n\n    var expectsCSS = css !== false && !isIE9;\n    var userWantsControl = getHookArgumentsLength(leave);\n\n    var explicitLeaveDuration = toNumber(\n      isObject(duration)\n        ? duration.leave\n        : duration\n    );\n\n    if (isDef(explicitLeaveDuration)) {\n      checkDuration(explicitLeaveDuration, 'leave', vnode);\n    }\n\n    var cb = el._leaveCb = once(function () {\n      if (el.parentNode && el.parentNode._pending) {\n        el.parentNode._pending[vnode.key] = null;\n      }\n      if (expectsCSS) {\n        removeTransitionClass(el, leaveToClass);\n        removeTransitionClass(el, leaveActiveClass);\n      }\n      if (cb.cancelled) {\n        if (expectsCSS) {\n          removeTransitionClass(el, leaveClass);\n        }\n        leaveCancelled && leaveCancelled(el);\n      } else {\n        rm();\n        afterLeave && afterLeave(el);\n      }\n      el._leaveCb = null;\n    });\n\n    if (delayLeave) {\n      delayLeave(performLeave);\n    } else {\n      performLeave();\n    }\n\n    function performLeave () {\n      // the delayed leave may have already been cancelled\n      if (cb.cancelled) {\n        return\n      }\n      // record leaving element\n      if (!vnode.data.show && el.parentNode) {\n        (el.parentNode._pending || (el.parentNode._pending = {}))[(vnode.key)] = vnode;\n      }\n      beforeLeave && beforeLeave(el);\n      if (expectsCSS) {\n        addTransitionClass(el, leaveClass);\n        addTransitionClass(el, leaveActiveClass);\n        nextFrame(function () {\n          removeTransitionClass(el, leaveClass);\n          if (!cb.cancelled) {\n            addTransitionClass(el, leaveToClass);\n            if (!userWantsControl) {\n              if (isValidDuration(explicitLeaveDuration)) {\n                setTimeout(cb, explicitLeaveDuration);\n              } else {\n                whenTransitionEnds(el, type, cb);\n              }\n            }\n          }\n        });\n      }\n      leave && leave(el, cb);\n      if (!expectsCSS && !userWantsControl) {\n        cb();\n      }\n    }\n  }\n\n  // only used in dev mode\n  function checkDuration (val, name, vnode) {\n    if (typeof val !== 'number') {\n      warn(\n        \"<transition> explicit \" + name + \" duration is not a valid number - \" +\n        \"got \" + (JSON.stringify(val)) + \".\",\n        vnode.context\n      );\n    } else if (isNaN(val)) {\n      warn(\n        \"<transition> explicit \" + name + \" duration is NaN - \" +\n        'the duration expression might be incorrect.',\n        vnode.context\n      );\n    }\n  }\n\n  function isValidDuration (val) {\n    return typeof val === 'number' && !isNaN(val)\n  }\n\n  /**\n   * Normalize a transition hook's argument length. The hook may be:\n   * - a merged hook (invoker) with the original in .fns\n   * - a wrapped component method (check ._length)\n   * - a plain function (.length)\n   */\n  function getHookArgumentsLength (fn) {\n    if (isUndef(fn)) {\n      return false\n    }\n    var invokerFns = fn.fns;\n    if (isDef(invokerFns)) {\n      // invoker\n      return getHookArgumentsLength(\n        Array.isArray(invokerFns)\n          ? invokerFns[0]\n          : invokerFns\n      )\n    } else {\n      return (fn._length || fn.length) > 1\n    }\n  }\n\n  function _enter (_, vnode) {\n    if (vnode.data.show !== true) {\n      enter(vnode);\n    }\n  }\n\n  var transition = inBrowser ? {\n    create: _enter,\n    activate: _enter,\n    remove: function remove$$1 (vnode, rm) {\n      /* istanbul ignore else */\n      if (vnode.data.show !== true) {\n        leave(vnode, rm);\n      } else {\n        rm();\n      }\n    }\n  } : {};\n\n  var platformModules = [\n    attrs,\n    klass,\n    events,\n    domProps,\n    style,\n    transition\n  ];\n\n  /*  */\n\n  // the directive module should be applied last, after all\n  // built-in modules have been applied.\n  var modules = platformModules.concat(baseModules);\n\n  var patch = createPatchFunction({ nodeOps: nodeOps, modules: modules });\n\n  /**\n   * Not type checking this file because flow doesn't like attaching\n   * properties to Elements.\n   */\n\n  /* istanbul ignore if */\n  if (isIE9) {\n    // http://www.matts411.com/post/internet-explorer-9-oninput/\n    document.addEventListener('selectionchange', function () {\n      var el = document.activeElement;\n      if (el && el.vmodel) {\n        trigger(el, 'input');\n      }\n    });\n  }\n\n  var directive = {\n    inserted: function inserted (el, binding, vnode, oldVnode) {\n      if (vnode.tag === 'select') {\n        // #6903\n        if (oldVnode.elm && !oldVnode.elm._vOptions) {\n          mergeVNodeHook(vnode, 'postpatch', function () {\n            directive.componentUpdated(el, binding, vnode);\n          });\n        } else {\n          setSelected(el, binding, vnode.context);\n        }\n        el._vOptions = [].map.call(el.options, getValue);\n      } else if (vnode.tag === 'textarea' || isTextInputType(el.type)) {\n        el._vModifiers = binding.modifiers;\n        if (!binding.modifiers.lazy) {\n          el.addEventListener('compositionstart', onCompositionStart);\n          el.addEventListener('compositionend', onCompositionEnd);\n          // Safari < 10.2 & UIWebView doesn't fire compositionend when\n          // switching focus before confirming composition choice\n          // this also fixes the issue where some browsers e.g. iOS Chrome\n          // fires \"change\" instead of \"input\" on autocomplete.\n          el.addEventListener('change', onCompositionEnd);\n          /* istanbul ignore if */\n          if (isIE9) {\n            el.vmodel = true;\n          }\n        }\n      }\n    },\n\n    componentUpdated: function componentUpdated (el, binding, vnode) {\n      if (vnode.tag === 'select') {\n        setSelected(el, binding, vnode.context);\n        // in case the options rendered by v-for have changed,\n        // it's possible that the value is out-of-sync with the rendered options.\n        // detect such cases and filter out values that no longer has a matching\n        // option in the DOM.\n        var prevOptions = el._vOptions;\n        var curOptions = el._vOptions = [].map.call(el.options, getValue);\n        if (curOptions.some(function (o, i) { return !looseEqual(o, prevOptions[i]); })) {\n          // trigger change event if\n          // no matching option found for at least one value\n          var needReset = el.multiple\n            ? binding.value.some(function (v) { return hasNoMatchingOption(v, curOptions); })\n            : binding.value !== binding.oldValue && hasNoMatchingOption(binding.value, curOptions);\n          if (needReset) {\n            trigger(el, 'change');\n          }\n        }\n      }\n    }\n  };\n\n  function setSelected (el, binding, vm) {\n    actuallySetSelected(el, binding, vm);\n    /* istanbul ignore if */\n    if (isIE || isEdge) {\n      setTimeout(function () {\n        actuallySetSelected(el, binding, vm);\n      }, 0);\n    }\n  }\n\n  function actuallySetSelected (el, binding, vm) {\n    var value = binding.value;\n    var isMultiple = el.multiple;\n    if (isMultiple && !Array.isArray(value)) {\n      warn(\n        \"<select multiple v-model=\\\"\" + (binding.expression) + \"\\\"> \" +\n        \"expects an Array value for its binding, but got \" + (Object.prototype.toString.call(value).slice(8, -1)),\n        vm\n      );\n      return\n    }\n    var selected, option;\n    for (var i = 0, l = el.options.length; i < l; i++) {\n      option = el.options[i];\n      if (isMultiple) {\n        selected = looseIndexOf(value, getValue(option)) > -1;\n        if (option.selected !== selected) {\n          option.selected = selected;\n        }\n      } else {\n        if (looseEqual(getValue(option), value)) {\n          if (el.selectedIndex !== i) {\n            el.selectedIndex = i;\n          }\n          return\n        }\n      }\n    }\n    if (!isMultiple) {\n      el.selectedIndex = -1;\n    }\n  }\n\n  function hasNoMatchingOption (value, options) {\n    return options.every(function (o) { return !looseEqual(o, value); })\n  }\n\n  function getValue (option) {\n    return '_value' in option\n      ? option._value\n      : option.value\n  }\n\n  function onCompositionStart (e) {\n    e.target.composing = true;\n  }\n\n  function onCompositionEnd (e) {\n    // prevent triggering an input event for no reason\n    if (!e.target.composing) { return }\n    e.target.composing = false;\n    trigger(e.target, 'input');\n  }\n\n  function trigger (el, type) {\n    var e = document.createEvent('HTMLEvents');\n    e.initEvent(type, true, true);\n    el.dispatchEvent(e);\n  }\n\n  /*  */\n\n  // recursively search for possible transition defined inside the component root\n  function locateNode (vnode) {\n    return vnode.componentInstance && (!vnode.data || !vnode.data.transition)\n      ? locateNode(vnode.componentInstance._vnode)\n      : vnode\n  }\n\n  var show = {\n    bind: function bind (el, ref, vnode) {\n      var value = ref.value;\n\n      vnode = locateNode(vnode);\n      var transition$$1 = vnode.data && vnode.data.transition;\n      var originalDisplay = el.__vOriginalDisplay =\n        el.style.display === 'none' ? '' : el.style.display;\n      if (value && transition$$1) {\n        vnode.data.show = true;\n        enter(vnode, function () {\n          el.style.display = originalDisplay;\n        });\n      } else {\n        el.style.display = value ? originalDisplay : 'none';\n      }\n    },\n\n    update: function update (el, ref, vnode) {\n      var value = ref.value;\n      var oldValue = ref.oldValue;\n\n      /* istanbul ignore if */\n      if (!value === !oldValue) { return }\n      vnode = locateNode(vnode);\n      var transition$$1 = vnode.data && vnode.data.transition;\n      if (transition$$1) {\n        vnode.data.show = true;\n        if (value) {\n          enter(vnode, function () {\n            el.style.display = el.__vOriginalDisplay;\n          });\n        } else {\n          leave(vnode, function () {\n            el.style.display = 'none';\n          });\n        }\n      } else {\n        el.style.display = value ? el.__vOriginalDisplay : 'none';\n      }\n    },\n\n    unbind: function unbind (\n      el,\n      binding,\n      vnode,\n      oldVnode,\n      isDestroy\n    ) {\n      if (!isDestroy) {\n        el.style.display = el.__vOriginalDisplay;\n      }\n    }\n  };\n\n  var platformDirectives = {\n    model: directive,\n    show: show\n  };\n\n  /*  */\n\n  var transitionProps = {\n    name: String,\n    appear: Boolean,\n    css: Boolean,\n    mode: String,\n    type: String,\n    enterClass: String,\n    leaveClass: String,\n    enterToClass: String,\n    leaveToClass: String,\n    enterActiveClass: String,\n    leaveActiveClass: String,\n    appearClass: String,\n    appearActiveClass: String,\n    appearToClass: String,\n    duration: [Number, String, Object]\n  };\n\n  // in case the child is also an abstract component, e.g. <keep-alive>\n  // we want to recursively retrieve the real component to be rendered\n  function getRealChild (vnode) {\n    var compOptions = vnode && vnode.componentOptions;\n    if (compOptions && compOptions.Ctor.options.abstract) {\n      return getRealChild(getFirstComponentChild(compOptions.children))\n    } else {\n      return vnode\n    }\n  }\n\n  function extractTransitionData (comp) {\n    var data = {};\n    var options = comp.$options;\n    // props\n    for (var key in options.propsData) {\n      data[key] = comp[key];\n    }\n    // events.\n    // extract listeners and pass them directly to the transition methods\n    var listeners = options._parentListeners;\n    for (var key$1 in listeners) {\n      data[camelize(key$1)] = listeners[key$1];\n    }\n    return data\n  }\n\n  function placeholder (h, rawChild) {\n    if (/\\d-keep-alive$/.test(rawChild.tag)) {\n      return h('keep-alive', {\n        props: rawChild.componentOptions.propsData\n      })\n    }\n  }\n\n  function hasParentTransition (vnode) {\n    while ((vnode = vnode.parent)) {\n      if (vnode.data.transition) {\n        return true\n      }\n    }\n  }\n\n  function isSameChild (child, oldChild) {\n    return oldChild.key === child.key && oldChild.tag === child.tag\n  }\n\n  var isNotTextNode = function (c) { return c.tag || isAsyncPlaceholder(c); };\n\n  var isVShowDirective = function (d) { return d.name === 'show'; };\n\n  var Transition = {\n    name: 'transition',\n    props: transitionProps,\n    abstract: true,\n\n    render: function render (h) {\n      var this$1 = this;\n\n      var children = this.$slots.default;\n      if (!children) {\n        return\n      }\n\n      // filter out text nodes (possible whitespaces)\n      children = children.filter(isNotTextNode);\n      /* istanbul ignore if */\n      if (!children.length) {\n        return\n      }\n\n      // warn multiple elements\n      if (children.length > 1) {\n        warn(\n          '<transition> can only be used on a single element. Use ' +\n          '<transition-group> for lists.',\n          this.$parent\n        );\n      }\n\n      var mode = this.mode;\n\n      // warn invalid mode\n      if (mode && mode !== 'in-out' && mode !== 'out-in'\n      ) {\n        warn(\n          'invalid <transition> mode: ' + mode,\n          this.$parent\n        );\n      }\n\n      var rawChild = children[0];\n\n      // if this is a component root node and the component's\n      // parent container node also has transition, skip.\n      if (hasParentTransition(this.$vnode)) {\n        return rawChild\n      }\n\n      // apply transition data to child\n      // use getRealChild() to ignore abstract components e.g. keep-alive\n      var child = getRealChild(rawChild);\n      /* istanbul ignore if */\n      if (!child) {\n        return rawChild\n      }\n\n      if (this._leaving) {\n        return placeholder(h, rawChild)\n      }\n\n      // ensure a key that is unique to the vnode type and to this transition\n      // component instance. This key will be used to remove pending leaving nodes\n      // during entering.\n      var id = \"__transition-\" + (this._uid) + \"-\";\n      child.key = child.key == null\n        ? child.isComment\n          ? id + 'comment'\n          : id + child.tag\n        : isPrimitive(child.key)\n          ? (String(child.key).indexOf(id) === 0 ? child.key : id + child.key)\n          : child.key;\n\n      var data = (child.data || (child.data = {})).transition = extractTransitionData(this);\n      var oldRawChild = this._vnode;\n      var oldChild = getRealChild(oldRawChild);\n\n      // mark v-show\n      // so that the transition module can hand over the control to the directive\n      if (child.data.directives && child.data.directives.some(isVShowDirective)) {\n        child.data.show = true;\n      }\n\n      if (\n        oldChild &&\n        oldChild.data &&\n        !isSameChild(child, oldChild) &&\n        !isAsyncPlaceholder(oldChild) &&\n        // #6687 component root is a comment node\n        !(oldChild.componentInstance && oldChild.componentInstance._vnode.isComment)\n      ) {\n        // replace old child transition data with fresh one\n        // important for dynamic transitions!\n        var oldData = oldChild.data.transition = extend({}, data);\n        // handle transition mode\n        if (mode === 'out-in') {\n          // return placeholder node and queue update when leave finishes\n          this._leaving = true;\n          mergeVNodeHook(oldData, 'afterLeave', function () {\n            this$1._leaving = false;\n            this$1.$forceUpdate();\n          });\n          return placeholder(h, rawChild)\n        } else if (mode === 'in-out') {\n          if (isAsyncPlaceholder(child)) {\n            return oldRawChild\n          }\n          var delayedLeave;\n          var performLeave = function () { delayedLeave(); };\n          mergeVNodeHook(data, 'afterEnter', performLeave);\n          mergeVNodeHook(data, 'enterCancelled', performLeave);\n          mergeVNodeHook(oldData, 'delayLeave', function (leave) { delayedLeave = leave; });\n        }\n      }\n\n      return rawChild\n    }\n  };\n\n  /*  */\n\n  var props = extend({\n    tag: String,\n    moveClass: String\n  }, transitionProps);\n\n  delete props.mode;\n\n  var TransitionGroup = {\n    props: props,\n\n    beforeMount: function beforeMount () {\n      var this$1 = this;\n\n      var update = this._update;\n      this._update = function (vnode, hydrating) {\n        var restoreActiveInstance = setActiveInstance(this$1);\n        // force removing pass\n        this$1.__patch__(\n          this$1._vnode,\n          this$1.kept,\n          false, // hydrating\n          true // removeOnly (!important, avoids unnecessary moves)\n        );\n        this$1._vnode = this$1.kept;\n        restoreActiveInstance();\n        update.call(this$1, vnode, hydrating);\n      };\n    },\n\n    render: function render (h) {\n      var tag = this.tag || this.$vnode.data.tag || 'span';\n      var map = Object.create(null);\n      var prevChildren = this.prevChildren = this.children;\n      var rawChildren = this.$slots.default || [];\n      var children = this.children = [];\n      var transitionData = extractTransitionData(this);\n\n      for (var i = 0; i < rawChildren.length; i++) {\n        var c = rawChildren[i];\n        if (c.tag) {\n          if (c.key != null && String(c.key).indexOf('__vlist') !== 0) {\n            children.push(c);\n            map[c.key] = c\n            ;(c.data || (c.data = {})).transition = transitionData;\n          } else {\n            var opts = c.componentOptions;\n            var name = opts ? (opts.Ctor.options.name || opts.tag || '') : c.tag;\n            warn((\"<transition-group> children must be keyed: <\" + name + \">\"));\n          }\n        }\n      }\n\n      if (prevChildren) {\n        var kept = [];\n        var removed = [];\n        for (var i$1 = 0; i$1 < prevChildren.length; i$1++) {\n          var c$1 = prevChildren[i$1];\n          c$1.data.transition = transitionData;\n          c$1.data.pos = c$1.elm.getBoundingClientRect();\n          if (map[c$1.key]) {\n            kept.push(c$1);\n          } else {\n            removed.push(c$1);\n          }\n        }\n        this.kept = h(tag, null, kept);\n        this.removed = removed;\n      }\n\n      return h(tag, null, children)\n    },\n\n    updated: function updated () {\n      var children = this.prevChildren;\n      var moveClass = this.moveClass || ((this.name || 'v') + '-move');\n      if (!children.length || !this.hasMove(children[0].elm, moveClass)) {\n        return\n      }\n\n      // we divide the work into three loops to avoid mixing DOM reads and writes\n      // in each iteration - which helps prevent layout thrashing.\n      children.forEach(callPendingCbs);\n      children.forEach(recordPosition);\n      children.forEach(applyTranslation);\n\n      // force reflow to put everything in position\n      // assign to this to avoid being removed in tree-shaking\n      // $flow-disable-line\n      this._reflow = document.body.offsetHeight;\n\n      children.forEach(function (c) {\n        if (c.data.moved) {\n          var el = c.elm;\n          var s = el.style;\n          addTransitionClass(el, moveClass);\n          s.transform = s.WebkitTransform = s.transitionDuration = '';\n          el.addEventListener(transitionEndEvent, el._moveCb = function cb (e) {\n            if (e && e.target !== el) {\n              return\n            }\n            if (!e || /transform$/.test(e.propertyName)) {\n              el.removeEventListener(transitionEndEvent, cb);\n              el._moveCb = null;\n              removeTransitionClass(el, moveClass);\n            }\n          });\n        }\n      });\n    },\n\n    methods: {\n      hasMove: function hasMove (el, moveClass) {\n        /* istanbul ignore if */\n        if (!hasTransition) {\n          return false\n        }\n        /* istanbul ignore if */\n        if (this._hasMove) {\n          return this._hasMove\n        }\n        // Detect whether an element with the move class applied has\n        // CSS transitions. Since the element may be inside an entering\n        // transition at this very moment, we make a clone of it and remove\n        // all other transition classes applied to ensure only the move class\n        // is applied.\n        var clone = el.cloneNode();\n        if (el._transitionClasses) {\n          el._transitionClasses.forEach(function (cls) { removeClass(clone, cls); });\n        }\n        addClass(clone, moveClass);\n        clone.style.display = 'none';\n        this.$el.appendChild(clone);\n        var info = getTransitionInfo(clone);\n        this.$el.removeChild(clone);\n        return (this._hasMove = info.hasTransform)\n      }\n    }\n  };\n\n  function callPendingCbs (c) {\n    /* istanbul ignore if */\n    if (c.elm._moveCb) {\n      c.elm._moveCb();\n    }\n    /* istanbul ignore if */\n    if (c.elm._enterCb) {\n      c.elm._enterCb();\n    }\n  }\n\n  function recordPosition (c) {\n    c.data.newPos = c.elm.getBoundingClientRect();\n  }\n\n  function applyTranslation (c) {\n    var oldPos = c.data.pos;\n    var newPos = c.data.newPos;\n    var dx = oldPos.left - newPos.left;\n    var dy = oldPos.top - newPos.top;\n    if (dx || dy) {\n      c.data.moved = true;\n      var s = c.elm.style;\n      s.transform = s.WebkitTransform = \"translate(\" + dx + \"px,\" + dy + \"px)\";\n      s.transitionDuration = '0s';\n    }\n  }\n\n  var platformComponents = {\n    Transition: Transition,\n    TransitionGroup: TransitionGroup\n  };\n\n  /*  */\n\n  // install platform specific utils\n  Vue.config.mustUseProp = mustUseProp;\n  Vue.config.isReservedTag = isReservedTag;\n  Vue.config.isReservedAttr = isReservedAttr;\n  Vue.config.getTagNamespace = getTagNamespace;\n  Vue.config.isUnknownElement = isUnknownElement;\n\n  // install platform runtime directives & components\n  extend(Vue.options.directives, platformDirectives);\n  extend(Vue.options.components, platformComponents);\n\n  // install platform patch function\n  Vue.prototype.__patch__ = inBrowser ? patch : noop;\n\n  // public mount method\n  Vue.prototype.$mount = function (\n    el,\n    hydrating\n  ) {\n    el = el && inBrowser ? query(el) : undefined;\n    return mountComponent(this, el, hydrating)\n  };\n\n  // devtools global hook\n  /* istanbul ignore next */\n  if (inBrowser) {\n    setTimeout(function () {\n      if (config.devtools) {\n        if (devtools) {\n          devtools.emit('init', Vue);\n        } else {\n          console[console.info ? 'info' : 'log'](\n            'Download the Vue Devtools extension for a better development experience:\\n' +\n            'https://github.com/vuejs/vue-devtools'\n          );\n        }\n      }\n      if (config.productionTip !== false &&\n        typeof console !== 'undefined'\n      ) {\n        console[console.info ? 'info' : 'log'](\n          \"You are running Vue in development mode.\\n\" +\n          \"Make sure to turn on production mode when deploying for production.\\n\" +\n          \"See more tips at https://vuejs.org/guide/deployment.html\"\n        );\n      }\n    }, 0);\n  }\n\n  /*  */\n\n  var defaultTagRE = /\\{\\{((?:.|\\r?\\n)+?)\\}\\}/g;\n  var regexEscapeRE = /[-.*+?^${}()|[\\]\\/\\\\]/g;\n\n  var buildRegex = cached(function (delimiters) {\n    var open = delimiters[0].replace(regexEscapeRE, '\\\\$&');\n    var close = delimiters[1].replace(regexEscapeRE, '\\\\$&');\n    return new RegExp(open + '((?:.|\\\\n)+?)' + close, 'g')\n  });\n\n\n\n  function parseText (\n    text,\n    delimiters\n  ) {\n    var tagRE = delimiters ? buildRegex(delimiters) : defaultTagRE;\n    if (!tagRE.test(text)) {\n      return\n    }\n    var tokens = [];\n    var rawTokens = [];\n    var lastIndex = tagRE.lastIndex = 0;\n    var match, index, tokenValue;\n    while ((match = tagRE.exec(text))) {\n      index = match.index;\n      // push text token\n      if (index > lastIndex) {\n        rawTokens.push(tokenValue = text.slice(lastIndex, index));\n        tokens.push(JSON.stringify(tokenValue));\n      }\n      // tag token\n      var exp = parseFilters(match[1].trim());\n      tokens.push((\"_s(\" + exp + \")\"));\n      rawTokens.push({ '@binding': exp });\n      lastIndex = index + match[0].length;\n    }\n    if (lastIndex < text.length) {\n      rawTokens.push(tokenValue = text.slice(lastIndex));\n      tokens.push(JSON.stringify(tokenValue));\n    }\n    return {\n      expression: tokens.join('+'),\n      tokens: rawTokens\n    }\n  }\n\n  /*  */\n\n  function transformNode (el, options) {\n    var warn = options.warn || baseWarn;\n    var staticClass = getAndRemoveAttr(el, 'class');\n    if (staticClass) {\n      var res = parseText(staticClass, options.delimiters);\n      if (res) {\n        warn(\n          \"class=\\\"\" + staticClass + \"\\\": \" +\n          'Interpolation inside attributes has been removed. ' +\n          'Use v-bind or the colon shorthand instead. For example, ' +\n          'instead of <div class=\"{{ val }}\">, use <div :class=\"val\">.',\n          el.rawAttrsMap['class']\n        );\n      }\n    }\n    if (staticClass) {\n      el.staticClass = JSON.stringify(staticClass);\n    }\n    var classBinding = getBindingAttr(el, 'class', false /* getStatic */);\n    if (classBinding) {\n      el.classBinding = classBinding;\n    }\n  }\n\n  function genData (el) {\n    var data = '';\n    if (el.staticClass) {\n      data += \"staticClass:\" + (el.staticClass) + \",\";\n    }\n    if (el.classBinding) {\n      data += \"class:\" + (el.classBinding) + \",\";\n    }\n    return data\n  }\n\n  var klass$1 = {\n    staticKeys: ['staticClass'],\n    transformNode: transformNode,\n    genData: genData\n  };\n\n  /*  */\n\n  function transformNode$1 (el, options) {\n    var warn = options.warn || baseWarn;\n    var staticStyle = getAndRemoveAttr(el, 'style');\n    if (staticStyle) {\n      /* istanbul ignore if */\n      {\n        var res = parseText(staticStyle, options.delimiters);\n        if (res) {\n          warn(\n            \"style=\\\"\" + staticStyle + \"\\\": \" +\n            'Interpolation inside attributes has been removed. ' +\n            'Use v-bind or the colon shorthand instead. For example, ' +\n            'instead of <div style=\"{{ val }}\">, use <div :style=\"val\">.',\n            el.rawAttrsMap['style']\n          );\n        }\n      }\n      el.staticStyle = JSON.stringify(parseStyleText(staticStyle));\n    }\n\n    var styleBinding = getBindingAttr(el, 'style', false /* getStatic */);\n    if (styleBinding) {\n      el.styleBinding = styleBinding;\n    }\n  }\n\n  function genData$1 (el) {\n    var data = '';\n    if (el.staticStyle) {\n      data += \"staticStyle:\" + (el.staticStyle) + \",\";\n    }\n    if (el.styleBinding) {\n      data += \"style:(\" + (el.styleBinding) + \"),\";\n    }\n    return data\n  }\n\n  var style$1 = {\n    staticKeys: ['staticStyle'],\n    transformNode: transformNode$1,\n    genData: genData$1\n  };\n\n  /*  */\n\n  var decoder;\n\n  var he = {\n    decode: function decode (html) {\n      decoder = decoder || document.createElement('div');\n      decoder.innerHTML = html;\n      return decoder.textContent\n    }\n  };\n\n  /*  */\n\n  var isUnaryTag = makeMap(\n    'area,base,br,col,embed,frame,hr,img,input,isindex,keygen,' +\n    'link,meta,param,source,track,wbr'\n  );\n\n  // Elements that you can, intentionally, leave open\n  // (and which close themselves)\n  var canBeLeftOpenTag = makeMap(\n    'colgroup,dd,dt,li,options,p,td,tfoot,th,thead,tr,source'\n  );\n\n  // HTML5 tags https://html.spec.whatwg.org/multipage/indices.html#elements-3\n  // Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content\n  var isNonPhrasingTag = makeMap(\n    'address,article,aside,base,blockquote,body,caption,col,colgroup,dd,' +\n    'details,dialog,div,dl,dt,fieldset,figcaption,figure,footer,form,' +\n    'h1,h2,h3,h4,h5,h6,head,header,hgroup,hr,html,legend,li,menuitem,meta,' +\n    'optgroup,option,param,rp,rt,source,style,summary,tbody,td,tfoot,th,thead,' +\n    'title,tr,track'\n  );\n\n  /**\n   * Not type-checking this file because it's mostly vendor code.\n   */\n\n  // Regular Expressions for parsing tags and attributes\n  var attribute = /^\\s*([^\\s\"'<>\\/=]+)(?:\\s*(=)\\s*(?:\"([^\"]*)\"+|'([^']*)'+|([^\\s\"'=<>`]+)))?/;\n  var dynamicArgAttribute = /^\\s*((?:v-[\\w-]+:|@|:|#)\\[[^=]+\\][^\\s\"'<>\\/=]*)(?:\\s*(=)\\s*(?:\"([^\"]*)\"+|'([^']*)'+|([^\\s\"'=<>`]+)))?/;\n  var ncname = \"[a-zA-Z_][\\\\-\\\\.0-9_a-zA-Z\" + (unicodeRegExp.source) + \"]*\";\n  var qnameCapture = \"((?:\" + ncname + \"\\\\:)?\" + ncname + \")\";\n  var startTagOpen = new RegExp((\"^<\" + qnameCapture));\n  var startTagClose = /^\\s*(\\/?)>/;\n  var endTag = new RegExp((\"^<\\\\/\" + qnameCapture + \"[^>]*>\"));\n  var doctype = /^<!DOCTYPE [^>]+>/i;\n  // #7298: escape - to avoid being passed as HTML comment when inlined in page\n  var comment = /^<!\\--/;\n  var conditionalComment = /^<!\\[/;\n\n  // Special Elements (can contain anything)\n  var isPlainTextElement = makeMap('script,style,textarea', true);\n  var reCache = {};\n\n  var decodingMap = {\n    '&lt;': '<',\n    '&gt;': '>',\n    '&quot;': '\"',\n    '&amp;': '&',\n    '&#10;': '\\n',\n    '&#9;': '\\t',\n    '&#39;': \"'\"\n  };\n  var encodedAttr = /&(?:lt|gt|quot|amp|#39);/g;\n  var encodedAttrWithNewLines = /&(?:lt|gt|quot|amp|#39|#10|#9);/g;\n\n  // #5992\n  var isIgnoreNewlineTag = makeMap('pre,textarea', true);\n  var shouldIgnoreFirstNewline = function (tag, html) { return tag && isIgnoreNewlineTag(tag) && html[0] === '\\n'; };\n\n  function decodeAttr (value, shouldDecodeNewlines) {\n    var re = shouldDecodeNewlines ? encodedAttrWithNewLines : encodedAttr;\n    return value.replace(re, function (match) { return decodingMap[match]; })\n  }\n\n  function parseHTML (html, options) {\n    var stack = [];\n    var expectHTML = options.expectHTML;\n    var isUnaryTag$$1 = options.isUnaryTag || no;\n    var canBeLeftOpenTag$$1 = options.canBeLeftOpenTag || no;\n    var index = 0;\n    var last, lastTag;\n    while (html) {\n      last = html;\n      // Make sure we're not in a plaintext content element like script/style\n      if (!lastTag || !isPlainTextElement(lastTag)) {\n        var textEnd = html.indexOf('<');\n        if (textEnd === 0) {\n          // Comment:\n          if (comment.test(html)) {\n            var commentEnd = html.indexOf('-->');\n\n            if (commentEnd >= 0) {\n              if (options.shouldKeepComment) {\n                options.comment(html.substring(4, commentEnd), index, index + commentEnd + 3);\n              }\n              advance(commentEnd + 3);\n              continue\n            }\n          }\n\n          // http://en.wikipedia.org/wiki/Conditional_comment#Downlevel-revealed_conditional_comment\n          if (conditionalComment.test(html)) {\n            var conditionalEnd = html.indexOf(']>');\n\n            if (conditionalEnd >= 0) {\n              advance(conditionalEnd + 2);\n              continue\n            }\n          }\n\n          // Doctype:\n          var doctypeMatch = html.match(doctype);\n          if (doctypeMatch) {\n            advance(doctypeMatch[0].length);\n            continue\n          }\n\n          // End tag:\n          var endTagMatch = html.match(endTag);\n          if (endTagMatch) {\n            var curIndex = index;\n            advance(endTagMatch[0].length);\n            parseEndTag(endTagMatch[1], curIndex, index);\n            continue\n          }\n\n          // Start tag:\n          var startTagMatch = parseStartTag();\n          if (startTagMatch) {\n            handleStartTag(startTagMatch);\n            if (shouldIgnoreFirstNewline(startTagMatch.tagName, html)) {\n              advance(1);\n            }\n            continue\n          }\n        }\n\n        var text = (void 0), rest = (void 0), next = (void 0);\n        if (textEnd >= 0) {\n          rest = html.slice(textEnd);\n          while (\n            !endTag.test(rest) &&\n            !startTagOpen.test(rest) &&\n            !comment.test(rest) &&\n            !conditionalComment.test(rest)\n          ) {\n            // < in plain text, be forgiving and treat it as text\n            next = rest.indexOf('<', 1);\n            if (next < 0) { break }\n            textEnd += next;\n            rest = html.slice(textEnd);\n          }\n          text = html.substring(0, textEnd);\n        }\n\n        if (textEnd < 0) {\n          text = html;\n        }\n\n        if (text) {\n          advance(text.length);\n        }\n\n        if (options.chars && text) {\n          options.chars(text, index - text.length, index);\n        }\n      } else {\n        var endTagLength = 0;\n        var stackedTag = lastTag.toLowerCase();\n        var reStackedTag = reCache[stackedTag] || (reCache[stackedTag] = new RegExp('([\\\\s\\\\S]*?)(</' + stackedTag + '[^>]*>)', 'i'));\n        var rest$1 = html.replace(reStackedTag, function (all, text, endTag) {\n          endTagLength = endTag.length;\n          if (!isPlainTextElement(stackedTag) && stackedTag !== 'noscript') {\n            text = text\n              .replace(/<!\\--([\\s\\S]*?)-->/g, '$1') // #7298\n              .replace(/<!\\[CDATA\\[([\\s\\S]*?)]]>/g, '$1');\n          }\n          if (shouldIgnoreFirstNewline(stackedTag, text)) {\n            text = text.slice(1);\n          }\n          if (options.chars) {\n            options.chars(text);\n          }\n          return ''\n        });\n        index += html.length - rest$1.length;\n        html = rest$1;\n        parseEndTag(stackedTag, index - endTagLength, index);\n      }\n\n      if (html === last) {\n        options.chars && options.chars(html);\n        if (!stack.length && options.warn) {\n          options.warn((\"Mal-formatted tag at end of template: \\\"\" + html + \"\\\"\"), { start: index + html.length });\n        }\n        break\n      }\n    }\n\n    // Clean up any remaining tags\n    parseEndTag();\n\n    function advance (n) {\n      index += n;\n      html = html.substring(n);\n    }\n\n    function parseStartTag () {\n      var start = html.match(startTagOpen);\n      if (start) {\n        var match = {\n          tagName: start[1],\n          attrs: [],\n          start: index\n        };\n        advance(start[0].length);\n        var end, attr;\n        while (!(end = html.match(startTagClose)) && (attr = html.match(dynamicArgAttribute) || html.match(attribute))) {\n          attr.start = index;\n          advance(attr[0].length);\n          attr.end = index;\n          match.attrs.push(attr);\n        }\n        if (end) {\n          match.unarySlash = end[1];\n          advance(end[0].length);\n          match.end = index;\n          return match\n        }\n      }\n    }\n\n    function handleStartTag (match) {\n      var tagName = match.tagName;\n      var unarySlash = match.unarySlash;\n\n      if (expectHTML) {\n        if (lastTag === 'p' && isNonPhrasingTag(tagName)) {\n          parseEndTag(lastTag);\n        }\n        if (canBeLeftOpenTag$$1(tagName) && lastTag === tagName) {\n          parseEndTag(tagName);\n        }\n      }\n\n      var unary = isUnaryTag$$1(tagName) || !!unarySlash;\n\n      var l = match.attrs.length;\n      var attrs = new Array(l);\n      for (var i = 0; i < l; i++) {\n        var args = match.attrs[i];\n        var value = args[3] || args[4] || args[5] || '';\n        var shouldDecodeNewlines = tagName === 'a' && args[1] === 'href'\n          ? options.shouldDecodeNewlinesForHref\n          : options.shouldDecodeNewlines;\n        attrs[i] = {\n          name: args[1],\n          value: decodeAttr(value, shouldDecodeNewlines)\n        };\n        if (options.outputSourceRange) {\n          attrs[i].start = args.start + args[0].match(/^\\s*/).length;\n          attrs[i].end = args.end;\n        }\n      }\n\n      if (!unary) {\n        stack.push({ tag: tagName, lowerCasedTag: tagName.toLowerCase(), attrs: attrs, start: match.start, end: match.end });\n        lastTag = tagName;\n      }\n\n      if (options.start) {\n        options.start(tagName, attrs, unary, match.start, match.end);\n      }\n    }\n\n    function parseEndTag (tagName, start, end) {\n      var pos, lowerCasedTagName;\n      if (start == null) { start = index; }\n      if (end == null) { end = index; }\n\n      // Find the closest opened tag of the same type\n      if (tagName) {\n        lowerCasedTagName = tagName.toLowerCase();\n        for (pos = stack.length - 1; pos >= 0; pos--) {\n          if (stack[pos].lowerCasedTag === lowerCasedTagName) {\n            break\n          }\n        }\n      } else {\n        // If no tag name is provided, clean shop\n        pos = 0;\n      }\n\n      if (pos >= 0) {\n        // Close all the open elements, up the stack\n        for (var i = stack.length - 1; i >= pos; i--) {\n          if (i > pos || !tagName &&\n            options.warn\n          ) {\n            options.warn(\n              (\"tag <\" + (stack[i].tag) + \"> has no matching end tag.\"),\n              { start: stack[i].start, end: stack[i].end }\n            );\n          }\n          if (options.end) {\n            options.end(stack[i].tag, start, end);\n          }\n        }\n\n        // Remove the open elements from the stack\n        stack.length = pos;\n        lastTag = pos && stack[pos - 1].tag;\n      } else if (lowerCasedTagName === 'br') {\n        if (options.start) {\n          options.start(tagName, [], true, start, end);\n        }\n      } else if (lowerCasedTagName === 'p') {\n        if (options.start) {\n          options.start(tagName, [], false, start, end);\n        }\n        if (options.end) {\n          options.end(tagName, start, end);\n        }\n      }\n    }\n  }\n\n  /*  */\n\n  var onRE = /^@|^v-on:/;\n  var dirRE = /^v-|^@|^:|^#/;\n  var forAliasRE = /([\\s\\S]*?)\\s+(?:in|of)\\s+([\\s\\S]*)/;\n  var forIteratorRE = /,([^,\\}\\]]*)(?:,([^,\\}\\]]*))?$/;\n  var stripParensRE = /^\\(|\\)$/g;\n  var dynamicArgRE = /^\\[.*\\]$/;\n\n  var argRE = /:(.*)$/;\n  var bindRE = /^:|^\\.|^v-bind:/;\n  var modifierRE = /\\.[^.\\]]+(?=[^\\]]*$)/g;\n\n  var slotRE = /^v-slot(:|$)|^#/;\n\n  var lineBreakRE = /[\\r\\n]/;\n  var whitespaceRE$1 = /\\s+/g;\n\n  var invalidAttributeRE = /[\\s\"'<>\\/=]/;\n\n  var decodeHTMLCached = cached(he.decode);\n\n  var emptySlotScopeToken = \"_empty_\";\n\n  // configurable state\n  var warn$2;\n  var delimiters;\n  var transforms;\n  var preTransforms;\n  var postTransforms;\n  var platformIsPreTag;\n  var platformMustUseProp;\n  var platformGetTagNamespace;\n  var maybeComponent;\n\n  function createASTElement (\n    tag,\n    attrs,\n    parent\n  ) {\n    return {\n      type: 1,\n      tag: tag,\n      attrsList: attrs,\n      attrsMap: makeAttrsMap(attrs),\n      rawAttrsMap: {},\n      parent: parent,\n      children: []\n    }\n  }\n\n  /**\n   * Convert HTML string to AST.\n   */\n  function parse (\n    template,\n    options\n  ) {\n    warn$2 = options.warn || baseWarn;\n\n    platformIsPreTag = options.isPreTag || no;\n    platformMustUseProp = options.mustUseProp || no;\n    platformGetTagNamespace = options.getTagNamespace || no;\n    var isReservedTag = options.isReservedTag || no;\n    maybeComponent = function (el) { return !!el.component || !isReservedTag(el.tag); };\n\n    transforms = pluckModuleFunction(options.modules, 'transformNode');\n    preTransforms = pluckModuleFunction(options.modules, 'preTransformNode');\n    postTransforms = pluckModuleFunction(options.modules, 'postTransformNode');\n\n    delimiters = options.delimiters;\n\n    var stack = [];\n    var preserveWhitespace = options.preserveWhitespace !== false;\n    var whitespaceOption = options.whitespace;\n    var root;\n    var currentParent;\n    var inVPre = false;\n    var inPre = false;\n    var warned = false;\n\n    function warnOnce (msg, range) {\n      if (!warned) {\n        warned = true;\n        warn$2(msg, range);\n      }\n    }\n\n    function closeElement (element) {\n      trimEndingWhitespace(element);\n      if (!inVPre && !element.processed) {\n        element = processElement(element, options);\n      }\n      // tree management\n      if (!stack.length && element !== root) {\n        // allow root elements with v-if, v-else-if and v-else\n        if (root.if && (element.elseif || element.else)) {\n          {\n            checkRootConstraints(element);\n          }\n          addIfCondition(root, {\n            exp: element.elseif,\n            block: element\n          });\n        } else {\n          warnOnce(\n            \"Component template should contain exactly one root element. \" +\n            \"If you are using v-if on multiple elements, \" +\n            \"use v-else-if to chain them instead.\",\n            { start: element.start }\n          );\n        }\n      }\n      if (currentParent && !element.forbidden) {\n        if (element.elseif || element.else) {\n          processIfConditions(element, currentParent);\n        } else {\n          if (element.slotScope) {\n            // scoped slot\n            // keep it in the children list so that v-else(-if) conditions can\n            // find it as the prev node.\n            var name = element.slotTarget || '\"default\"'\n            ;(currentParent.scopedSlots || (currentParent.scopedSlots = {}))[name] = element;\n          }\n          currentParent.children.push(element);\n          element.parent = currentParent;\n        }\n      }\n\n      // final children cleanup\n      // filter out scoped slots\n      element.children = element.children.filter(function (c) { return !(c).slotScope; });\n      // remove trailing whitespace node again\n      trimEndingWhitespace(element);\n\n      // check pre state\n      if (element.pre) {\n        inVPre = false;\n      }\n      if (platformIsPreTag(element.tag)) {\n        inPre = false;\n      }\n      // apply post-transforms\n      for (var i = 0; i < postTransforms.length; i++) {\n        postTransforms[i](element, options);\n      }\n    }\n\n    function trimEndingWhitespace (el) {\n      // remove trailing whitespace node\n      if (!inPre) {\n        var lastNode;\n        while (\n          (lastNode = el.children[el.children.length - 1]) &&\n          lastNode.type === 3 &&\n          lastNode.text === ' '\n        ) {\n          el.children.pop();\n        }\n      }\n    }\n\n    function checkRootConstraints (el) {\n      if (el.tag === 'slot' || el.tag === 'template') {\n        warnOnce(\n          \"Cannot use <\" + (el.tag) + \"> as component root element because it may \" +\n          'contain multiple nodes.',\n          { start: el.start }\n        );\n      }\n      if (el.attrsMap.hasOwnProperty('v-for')) {\n        warnOnce(\n          'Cannot use v-for on stateful component root element because ' +\n          'it renders multiple elements.',\n          el.rawAttrsMap['v-for']\n        );\n      }\n    }\n\n    parseHTML(template, {\n      warn: warn$2,\n      expectHTML: options.expectHTML,\n      isUnaryTag: options.isUnaryTag,\n      canBeLeftOpenTag: options.canBeLeftOpenTag,\n      shouldDecodeNewlines: options.shouldDecodeNewlines,\n      shouldDecodeNewlinesForHref: options.shouldDecodeNewlinesForHref,\n      shouldKeepComment: options.comments,\n      outputSourceRange: options.outputSourceRange,\n      start: function start (tag, attrs, unary, start$1, end) {\n        // check namespace.\n        // inherit parent ns if there is one\n        var ns = (currentParent && currentParent.ns) || platformGetTagNamespace(tag);\n\n        // handle IE svg bug\n        /* istanbul ignore if */\n        if (isIE && ns === 'svg') {\n          attrs = guardIESVGBug(attrs);\n        }\n\n        var element = createASTElement(tag, attrs, currentParent);\n        if (ns) {\n          element.ns = ns;\n        }\n\n        {\n          if (options.outputSourceRange) {\n            element.start = start$1;\n            element.end = end;\n            element.rawAttrsMap = element.attrsList.reduce(function (cumulated, attr) {\n              cumulated[attr.name] = attr;\n              return cumulated\n            }, {});\n          }\n          attrs.forEach(function (attr) {\n            if (invalidAttributeRE.test(attr.name)) {\n              warn$2(\n                \"Invalid dynamic argument expression: attribute names cannot contain \" +\n                \"spaces, quotes, <, >, / or =.\",\n                {\n                  start: attr.start + attr.name.indexOf(\"[\"),\n                  end: attr.start + attr.name.length\n                }\n              );\n            }\n          });\n        }\n\n        if (isForbiddenTag(element) && !isServerRendering()) {\n          element.forbidden = true;\n          warn$2(\n            'Templates should only be responsible for mapping the state to the ' +\n            'UI. Avoid placing tags with side-effects in your templates, such as ' +\n            \"<\" + tag + \">\" + ', as they will not be parsed.',\n            { start: element.start }\n          );\n        }\n\n        // apply pre-transforms\n        for (var i = 0; i < preTransforms.length; i++) {\n          element = preTransforms[i](element, options) || element;\n        }\n\n        if (!inVPre) {\n          processPre(element);\n          if (element.pre) {\n            inVPre = true;\n          }\n        }\n        if (platformIsPreTag(element.tag)) {\n          inPre = true;\n        }\n        if (inVPre) {\n          processRawAttrs(element);\n        } else if (!element.processed) {\n          // structural directives\n          processFor(element);\n          processIf(element);\n          processOnce(element);\n        }\n\n        if (!root) {\n          root = element;\n          {\n            checkRootConstraints(root);\n          }\n        }\n\n        if (!unary) {\n          currentParent = element;\n          stack.push(element);\n        } else {\n          closeElement(element);\n        }\n      },\n\n      end: function end (tag, start, end$1) {\n        var element = stack[stack.length - 1];\n        // pop stack\n        stack.length -= 1;\n        currentParent = stack[stack.length - 1];\n        if (options.outputSourceRange) {\n          element.end = end$1;\n        }\n        closeElement(element);\n      },\n\n      chars: function chars (text, start, end) {\n        if (!currentParent) {\n          {\n            if (text === template) {\n              warnOnce(\n                'Component template requires a root element, rather than just text.',\n                { start: start }\n              );\n            } else if ((text = text.trim())) {\n              warnOnce(\n                (\"text \\\"\" + text + \"\\\" outside root element will be ignored.\"),\n                { start: start }\n              );\n            }\n          }\n          return\n        }\n        // IE textarea placeholder bug\n        /* istanbul ignore if */\n        if (isIE &&\n          currentParent.tag === 'textarea' &&\n          currentParent.attrsMap.placeholder === text\n        ) {\n          return\n        }\n        var children = currentParent.children;\n        if (inPre || text.trim()) {\n          text = isTextTag(currentParent) ? text : decodeHTMLCached(text);\n        } else if (!children.length) {\n          // remove the whitespace-only node right after an opening tag\n          text = '';\n        } else if (whitespaceOption) {\n          if (whitespaceOption === 'condense') {\n            // in condense mode, remove the whitespace node if it contains\n            // line break, otherwise condense to a single space\n            text = lineBreakRE.test(text) ? '' : ' ';\n          } else {\n            text = ' ';\n          }\n        } else {\n          text = preserveWhitespace ? ' ' : '';\n        }\n        if (text) {\n          if (!inPre && whitespaceOption === 'condense') {\n            // condense consecutive whitespaces into single space\n            text = text.replace(whitespaceRE$1, ' ');\n          }\n          var res;\n          var child;\n          if (!inVPre && text !== ' ' && (res = parseText(text, delimiters))) {\n            child = {\n              type: 2,\n              expression: res.expression,\n              tokens: res.tokens,\n              text: text\n            };\n          } else if (text !== ' ' || !children.length || children[children.length - 1].text !== ' ') {\n            child = {\n              type: 3,\n              text: text\n            };\n          }\n          if (child) {\n            if (options.outputSourceRange) {\n              child.start = start;\n              child.end = end;\n            }\n            children.push(child);\n          }\n        }\n      },\n      comment: function comment (text, start, end) {\n        // adding anyting as a sibling to the root node is forbidden\n        // comments should still be allowed, but ignored\n        if (currentParent) {\n          var child = {\n            type: 3,\n            text: text,\n            isComment: true\n          };\n          if (options.outputSourceRange) {\n            child.start = start;\n            child.end = end;\n          }\n          currentParent.children.push(child);\n        }\n      }\n    });\n    return root\n  }\n\n  function processPre (el) {\n    if (getAndRemoveAttr(el, 'v-pre') != null) {\n      el.pre = true;\n    }\n  }\n\n  function processRawAttrs (el) {\n    var list = el.attrsList;\n    var len = list.length;\n    if (len) {\n      var attrs = el.attrs = new Array(len);\n      for (var i = 0; i < len; i++) {\n        attrs[i] = {\n          name: list[i].name,\n          value: JSON.stringify(list[i].value)\n        };\n        if (list[i].start != null) {\n          attrs[i].start = list[i].start;\n          attrs[i].end = list[i].end;\n        }\n      }\n    } else if (!el.pre) {\n      // non root node in pre blocks with no attributes\n      el.plain = true;\n    }\n  }\n\n  function processElement (\n    element,\n    options\n  ) {\n    processKey(element);\n\n    // determine whether this is a plain element after\n    // removing structural attributes\n    element.plain = (\n      !element.key &&\n      !element.scopedSlots &&\n      !element.attrsList.length\n    );\n\n    processRef(element);\n    processSlotContent(element);\n    processSlotOutlet(element);\n    processComponent(element);\n    for (var i = 0; i < transforms.length; i++) {\n      element = transforms[i](element, options) || element;\n    }\n    processAttrs(element);\n    return element\n  }\n\n  function processKey (el) {\n    var exp = getBindingAttr(el, 'key');\n    if (exp) {\n      {\n        if (el.tag === 'template') {\n          warn$2(\n            \"<template> cannot be keyed. Place the key on real elements instead.\",\n            getRawBindingAttr(el, 'key')\n          );\n        }\n        if (el.for) {\n          var iterator = el.iterator2 || el.iterator1;\n          var parent = el.parent;\n          if (iterator && iterator === exp && parent && parent.tag === 'transition-group') {\n            warn$2(\n              \"Do not use v-for index as key on <transition-group> children, \" +\n              \"this is the same as not using keys.\",\n              getRawBindingAttr(el, 'key'),\n              true /* tip */\n            );\n          }\n        }\n      }\n      el.key = exp;\n    }\n  }\n\n  function processRef (el) {\n    var ref = getBindingAttr(el, 'ref');\n    if (ref) {\n      el.ref = ref;\n      el.refInFor = checkInFor(el);\n    }\n  }\n\n  function processFor (el) {\n    var exp;\n    if ((exp = getAndRemoveAttr(el, 'v-for'))) {\n      var res = parseFor(exp);\n      if (res) {\n        extend(el, res);\n      } else {\n        warn$2(\n          (\"Invalid v-for expression: \" + exp),\n          el.rawAttrsMap['v-for']\n        );\n      }\n    }\n  }\n\n\n\n  function parseFor (exp) {\n    var inMatch = exp.match(forAliasRE);\n    if (!inMatch) { return }\n    var res = {};\n    res.for = inMatch[2].trim();\n    var alias = inMatch[1].trim().replace(stripParensRE, '');\n    var iteratorMatch = alias.match(forIteratorRE);\n    if (iteratorMatch) {\n      res.alias = alias.replace(forIteratorRE, '').trim();\n      res.iterator1 = iteratorMatch[1].trim();\n      if (iteratorMatch[2]) {\n        res.iterator2 = iteratorMatch[2].trim();\n      }\n    } else {\n      res.alias = alias;\n    }\n    return res\n  }\n\n  function processIf (el) {\n    var exp = getAndRemoveAttr(el, 'v-if');\n    if (exp) {\n      el.if = exp;\n      addIfCondition(el, {\n        exp: exp,\n        block: el\n      });\n    } else {\n      if (getAndRemoveAttr(el, 'v-else') != null) {\n        el.else = true;\n      }\n      var elseif = getAndRemoveAttr(el, 'v-else-if');\n      if (elseif) {\n        el.elseif = elseif;\n      }\n    }\n  }\n\n  function processIfConditions (el, parent) {\n    var prev = findPrevElement(parent.children);\n    if (prev && prev.if) {\n      addIfCondition(prev, {\n        exp: el.elseif,\n        block: el\n      });\n    } else {\n      warn$2(\n        \"v-\" + (el.elseif ? ('else-if=\"' + el.elseif + '\"') : 'else') + \" \" +\n        \"used on element <\" + (el.tag) + \"> without corresponding v-if.\",\n        el.rawAttrsMap[el.elseif ? 'v-else-if' : 'v-else']\n      );\n    }\n  }\n\n  function findPrevElement (children) {\n    var i = children.length;\n    while (i--) {\n      if (children[i].type === 1) {\n        return children[i]\n      } else {\n        if (children[i].text !== ' ') {\n          warn$2(\n            \"text \\\"\" + (children[i].text.trim()) + \"\\\" between v-if and v-else(-if) \" +\n            \"will be ignored.\",\n            children[i]\n          );\n        }\n        children.pop();\n      }\n    }\n  }\n\n  function addIfCondition (el, condition) {\n    if (!el.ifConditions) {\n      el.ifConditions = [];\n    }\n    el.ifConditions.push(condition);\n  }\n\n  function processOnce (el) {\n    var once$$1 = getAndRemoveAttr(el, 'v-once');\n    if (once$$1 != null) {\n      el.once = true;\n    }\n  }\n\n  // handle content being passed to a component as slot,\n  // e.g. <template slot=\"xxx\">, <div slot-scope=\"xxx\">\n  function processSlotContent (el) {\n    var slotScope;\n    if (el.tag === 'template') {\n      slotScope = getAndRemoveAttr(el, 'scope');\n      /* istanbul ignore if */\n      if (slotScope) {\n        warn$2(\n          \"the \\\"scope\\\" attribute for scoped slots have been deprecated and \" +\n          \"replaced by \\\"slot-scope\\\" since 2.5. The new \\\"slot-scope\\\" attribute \" +\n          \"can also be used on plain elements in addition to <template> to \" +\n          \"denote scoped slots.\",\n          el.rawAttrsMap['scope'],\n          true\n        );\n      }\n      el.slotScope = slotScope || getAndRemoveAttr(el, 'slot-scope');\n    } else if ((slotScope = getAndRemoveAttr(el, 'slot-scope'))) {\n      /* istanbul ignore if */\n      if (el.attrsMap['v-for']) {\n        warn$2(\n          \"Ambiguous combined usage of slot-scope and v-for on <\" + (el.tag) + \"> \" +\n          \"(v-for takes higher priority). Use a wrapper <template> for the \" +\n          \"scoped slot to make it clearer.\",\n          el.rawAttrsMap['slot-scope'],\n          true\n        );\n      }\n      el.slotScope = slotScope;\n    }\n\n    // slot=\"xxx\"\n    var slotTarget = getBindingAttr(el, 'slot');\n    if (slotTarget) {\n      el.slotTarget = slotTarget === '\"\"' ? '\"default\"' : slotTarget;\n      el.slotTargetDynamic = !!(el.attrsMap[':slot'] || el.attrsMap['v-bind:slot']);\n      // preserve slot as an attribute for native shadow DOM compat\n      // only for non-scoped slots.\n      if (el.tag !== 'template' && !el.slotScope) {\n        addAttr(el, 'slot', slotTarget, getRawBindingAttr(el, 'slot'));\n      }\n    }\n\n    // 2.6 v-slot syntax\n    {\n      if (el.tag === 'template') {\n        // v-slot on <template>\n        var slotBinding = getAndRemoveAttrByRegex(el, slotRE);\n        if (slotBinding) {\n          {\n            if (el.slotTarget || el.slotScope) {\n              warn$2(\n                \"Unexpected mixed usage of different slot syntaxes.\",\n                el\n              );\n            }\n            if (el.parent && !maybeComponent(el.parent)) {\n              warn$2(\n                \"<template v-slot> can only appear at the root level inside \" +\n                \"the receiving component\",\n                el\n              );\n            }\n          }\n          var ref = getSlotName(slotBinding);\n          var name = ref.name;\n          var dynamic = ref.dynamic;\n          el.slotTarget = name;\n          el.slotTargetDynamic = dynamic;\n          el.slotScope = slotBinding.value || emptySlotScopeToken; // force it into a scoped slot for perf\n        }\n      } else {\n        // v-slot on component, denotes default slot\n        var slotBinding$1 = getAndRemoveAttrByRegex(el, slotRE);\n        if (slotBinding$1) {\n          {\n            if (!maybeComponent(el)) {\n              warn$2(\n                \"v-slot can only be used on components or <template>.\",\n                slotBinding$1\n              );\n            }\n            if (el.slotScope || el.slotTarget) {\n              warn$2(\n                \"Unexpected mixed usage of different slot syntaxes.\",\n                el\n              );\n            }\n            if (el.scopedSlots) {\n              warn$2(\n                \"To avoid scope ambiguity, the default slot should also use \" +\n                \"<template> syntax when there are other named slots.\",\n                slotBinding$1\n              );\n            }\n          }\n          // add the component's children to its default slot\n          var slots = el.scopedSlots || (el.scopedSlots = {});\n          var ref$1 = getSlotName(slotBinding$1);\n          var name$1 = ref$1.name;\n          var dynamic$1 = ref$1.dynamic;\n          var slotContainer = slots[name$1] = createASTElement('template', [], el);\n          slotContainer.slotTarget = name$1;\n          slotContainer.slotTargetDynamic = dynamic$1;\n          slotContainer.children = el.children.filter(function (c) {\n            if (!c.slotScope) {\n              c.parent = slotContainer;\n              return true\n            }\n          });\n          slotContainer.slotScope = slotBinding$1.value || emptySlotScopeToken;\n          // remove children as they are returned from scopedSlots now\n          el.children = [];\n          // mark el non-plain so data gets generated\n          el.plain = false;\n        }\n      }\n    }\n  }\n\n  function getSlotName (binding) {\n    var name = binding.name.replace(slotRE, '');\n    if (!name) {\n      if (binding.name[0] !== '#') {\n        name = 'default';\n      } else {\n        warn$2(\n          \"v-slot shorthand syntax requires a slot name.\",\n          binding\n        );\n      }\n    }\n    return dynamicArgRE.test(name)\n      // dynamic [name]\n      ? { name: name.slice(1, -1), dynamic: true }\n      // static name\n      : { name: (\"\\\"\" + name + \"\\\"\"), dynamic: false }\n  }\n\n  // handle <slot/> outlets\n  function processSlotOutlet (el) {\n    if (el.tag === 'slot') {\n      el.slotName = getBindingAttr(el, 'name');\n      if (el.key) {\n        warn$2(\n          \"`key` does not work on <slot> because slots are abstract outlets \" +\n          \"and can possibly expand into multiple elements. \" +\n          \"Use the key on a wrapping element instead.\",\n          getRawBindingAttr(el, 'key')\n        );\n      }\n    }\n  }\n\n  function processComponent (el) {\n    var binding;\n    if ((binding = getBindingAttr(el, 'is'))) {\n      el.component = binding;\n    }\n    if (getAndRemoveAttr(el, 'inline-template') != null) {\n      el.inlineTemplate = true;\n    }\n  }\n\n  function processAttrs (el) {\n    var list = el.attrsList;\n    var i, l, name, rawName, value, modifiers, syncGen, isDynamic;\n    for (i = 0, l = list.length; i < l; i++) {\n      name = rawName = list[i].name;\n      value = list[i].value;\n      if (dirRE.test(name)) {\n        // mark element as dynamic\n        el.hasBindings = true;\n        // modifiers\n        modifiers = parseModifiers(name.replace(dirRE, ''));\n        // support .foo shorthand syntax for the .prop modifier\n        if (modifiers) {\n          name = name.replace(modifierRE, '');\n        }\n        if (bindRE.test(name)) { // v-bind\n          name = name.replace(bindRE, '');\n          value = parseFilters(value);\n          isDynamic = dynamicArgRE.test(name);\n          if (isDynamic) {\n            name = name.slice(1, -1);\n          }\n          if (\n            value.trim().length === 0\n          ) {\n            warn$2(\n              (\"The value for a v-bind expression cannot be empty. Found in \\\"v-bind:\" + name + \"\\\"\")\n            );\n          }\n          if (modifiers) {\n            if (modifiers.prop && !isDynamic) {\n              name = camelize(name);\n              if (name === 'innerHtml') { name = 'innerHTML'; }\n            }\n            if (modifiers.camel && !isDynamic) {\n              name = camelize(name);\n            }\n            if (modifiers.sync) {\n              syncGen = genAssignmentCode(value, \"$event\");\n              if (!isDynamic) {\n                addHandler(\n                  el,\n                  (\"update:\" + (camelize(name))),\n                  syncGen,\n                  null,\n                  false,\n                  warn$2,\n                  list[i]\n                );\n                if (hyphenate(name) !== camelize(name)) {\n                  addHandler(\n                    el,\n                    (\"update:\" + (hyphenate(name))),\n                    syncGen,\n                    null,\n                    false,\n                    warn$2,\n                    list[i]\n                  );\n                }\n              } else {\n                // handler w/ dynamic event name\n                addHandler(\n                  el,\n                  (\"\\\"update:\\\"+(\" + name + \")\"),\n                  syncGen,\n                  null,\n                  false,\n                  warn$2,\n                  list[i],\n                  true // dynamic\n                );\n              }\n            }\n          }\n          if ((modifiers && modifiers.prop) || (\n            !el.component && platformMustUseProp(el.tag, el.attrsMap.type, name)\n          )) {\n            addProp(el, name, value, list[i], isDynamic);\n          } else {\n            addAttr(el, name, value, list[i], isDynamic);\n          }\n        } else if (onRE.test(name)) { // v-on\n          name = name.replace(onRE, '');\n          isDynamic = dynamicArgRE.test(name);\n          if (isDynamic) {\n            name = name.slice(1, -1);\n          }\n          addHandler(el, name, value, modifiers, false, warn$2, list[i], isDynamic);\n        } else { // normal directives\n          name = name.replace(dirRE, '');\n          // parse arg\n          var argMatch = name.match(argRE);\n          var arg = argMatch && argMatch[1];\n          isDynamic = false;\n          if (arg) {\n            name = name.slice(0, -(arg.length + 1));\n            if (dynamicArgRE.test(arg)) {\n              arg = arg.slice(1, -1);\n              isDynamic = true;\n            }\n          }\n          addDirective(el, name, rawName, value, arg, isDynamic, modifiers, list[i]);\n          if (name === 'model') {\n            checkForAliasModel(el, value);\n          }\n        }\n      } else {\n        // literal attribute\n        {\n          var res = parseText(value, delimiters);\n          if (res) {\n            warn$2(\n              name + \"=\\\"\" + value + \"\\\": \" +\n              'Interpolation inside attributes has been removed. ' +\n              'Use v-bind or the colon shorthand instead. For example, ' +\n              'instead of <div id=\"{{ val }}\">, use <div :id=\"val\">.',\n              list[i]\n            );\n          }\n        }\n        addAttr(el, name, JSON.stringify(value), list[i]);\n        // #6887 firefox doesn't update muted state if set via attribute\n        // even immediately after element creation\n        if (!el.component &&\n            name === 'muted' &&\n            platformMustUseProp(el.tag, el.attrsMap.type, name)) {\n          addProp(el, name, 'true', list[i]);\n        }\n      }\n    }\n  }\n\n  function checkInFor (el) {\n    var parent = el;\n    while (parent) {\n      if (parent.for !== undefined) {\n        return true\n      }\n      parent = parent.parent;\n    }\n    return false\n  }\n\n  function parseModifiers (name) {\n    var match = name.match(modifierRE);\n    if (match) {\n      var ret = {};\n      match.forEach(function (m) { ret[m.slice(1)] = true; });\n      return ret\n    }\n  }\n\n  function makeAttrsMap (attrs) {\n    var map = {};\n    for (var i = 0, l = attrs.length; i < l; i++) {\n      if (\n        map[attrs[i].name] && !isIE && !isEdge\n      ) {\n        warn$2('duplicate attribute: ' + attrs[i].name, attrs[i]);\n      }\n      map[attrs[i].name] = attrs[i].value;\n    }\n    return map\n  }\n\n  // for script (e.g. type=\"x/template\") or style, do not decode content\n  function isTextTag (el) {\n    return el.tag === 'script' || el.tag === 'style'\n  }\n\n  function isForbiddenTag (el) {\n    return (\n      el.tag === 'style' ||\n      (el.tag === 'script' && (\n        !el.attrsMap.type ||\n        el.attrsMap.type === 'text/javascript'\n      ))\n    )\n  }\n\n  var ieNSBug = /^xmlns:NS\\d+/;\n  var ieNSPrefix = /^NS\\d+:/;\n\n  /* istanbul ignore next */\n  function guardIESVGBug (attrs) {\n    var res = [];\n    for (var i = 0; i < attrs.length; i++) {\n      var attr = attrs[i];\n      if (!ieNSBug.test(attr.name)) {\n        attr.name = attr.name.replace(ieNSPrefix, '');\n        res.push(attr);\n      }\n    }\n    return res\n  }\n\n  function checkForAliasModel (el, value) {\n    var _el = el;\n    while (_el) {\n      if (_el.for && _el.alias === value) {\n        warn$2(\n          \"<\" + (el.tag) + \" v-model=\\\"\" + value + \"\\\">: \" +\n          \"You are binding v-model directly to a v-for iteration alias. \" +\n          \"This will not be able to modify the v-for source array because \" +\n          \"writing to the alias is like modifying a function local variable. \" +\n          \"Consider using an array of objects and use v-model on an object property instead.\",\n          el.rawAttrsMap['v-model']\n        );\n      }\n      _el = _el.parent;\n    }\n  }\n\n  /*  */\n\n  function preTransformNode (el, options) {\n    if (el.tag === 'input') {\n      var map = el.attrsMap;\n      if (!map['v-model']) {\n        return\n      }\n\n      var typeBinding;\n      if (map[':type'] || map['v-bind:type']) {\n        typeBinding = getBindingAttr(el, 'type');\n      }\n      if (!map.type && !typeBinding && map['v-bind']) {\n        typeBinding = \"(\" + (map['v-bind']) + \").type\";\n      }\n\n      if (typeBinding) {\n        var ifCondition = getAndRemoveAttr(el, 'v-if', true);\n        var ifConditionExtra = ifCondition ? (\"&&(\" + ifCondition + \")\") : \"\";\n        var hasElse = getAndRemoveAttr(el, 'v-else', true) != null;\n        var elseIfCondition = getAndRemoveAttr(el, 'v-else-if', true);\n        // 1. checkbox\n        var branch0 = cloneASTElement(el);\n        // process for on the main node\n        processFor(branch0);\n        addRawAttr(branch0, 'type', 'checkbox');\n        processElement(branch0, options);\n        branch0.processed = true; // prevent it from double-processed\n        branch0.if = \"(\" + typeBinding + \")==='checkbox'\" + ifConditionExtra;\n        addIfCondition(branch0, {\n          exp: branch0.if,\n          block: branch0\n        });\n        // 2. add radio else-if condition\n        var branch1 = cloneASTElement(el);\n        getAndRemoveAttr(branch1, 'v-for', true);\n        addRawAttr(branch1, 'type', 'radio');\n        processElement(branch1, options);\n        addIfCondition(branch0, {\n          exp: \"(\" + typeBinding + \")==='radio'\" + ifConditionExtra,\n          block: branch1\n        });\n        // 3. other\n        var branch2 = cloneASTElement(el);\n        getAndRemoveAttr(branch2, 'v-for', true);\n        addRawAttr(branch2, ':type', typeBinding);\n        processElement(branch2, options);\n        addIfCondition(branch0, {\n          exp: ifCondition,\n          block: branch2\n        });\n\n        if (hasElse) {\n          branch0.else = true;\n        } else if (elseIfCondition) {\n          branch0.elseif = elseIfCondition;\n        }\n\n        return branch0\n      }\n    }\n  }\n\n  function cloneASTElement (el) {\n    return createASTElement(el.tag, el.attrsList.slice(), el.parent)\n  }\n\n  var model$1 = {\n    preTransformNode: preTransformNode\n  };\n\n  var modules$1 = [\n    klass$1,\n    style$1,\n    model$1\n  ];\n\n  /*  */\n\n  function text (el, dir) {\n    if (dir.value) {\n      addProp(el, 'textContent', (\"_s(\" + (dir.value) + \")\"), dir);\n    }\n  }\n\n  /*  */\n\n  function html (el, dir) {\n    if (dir.value) {\n      addProp(el, 'innerHTML', (\"_s(\" + (dir.value) + \")\"), dir);\n    }\n  }\n\n  var directives$1 = {\n    model: model,\n    text: text,\n    html: html\n  };\n\n  /*  */\n\n  var baseOptions = {\n    expectHTML: true,\n    modules: modules$1,\n    directives: directives$1,\n    isPreTag: isPreTag,\n    isUnaryTag: isUnaryTag,\n    mustUseProp: mustUseProp,\n    canBeLeftOpenTag: canBeLeftOpenTag,\n    isReservedTag: isReservedTag,\n    getTagNamespace: getTagNamespace,\n    staticKeys: genStaticKeys(modules$1)\n  };\n\n  /*  */\n\n  var isStaticKey;\n  var isPlatformReservedTag;\n\n  var genStaticKeysCached = cached(genStaticKeys$1);\n\n  /**\n   * Goal of the optimizer: walk the generated template AST tree\n   * and detect sub-trees that are purely static, i.e. parts of\n   * the DOM that never needs to change.\n   *\n   * Once we detect these sub-trees, we can:\n   *\n   * 1. Hoist them into constants, so that we no longer need to\n   *    create fresh nodes for them on each re-render;\n   * 2. Completely skip them in the patching process.\n   */\n  function optimize (root, options) {\n    if (!root) { return }\n    isStaticKey = genStaticKeysCached(options.staticKeys || '');\n    isPlatformReservedTag = options.isReservedTag || no;\n    // first pass: mark all non-static nodes.\n    markStatic$1(root);\n    // second pass: mark static roots.\n    markStaticRoots(root, false);\n  }\n\n  function genStaticKeys$1 (keys) {\n    return makeMap(\n      'type,tag,attrsList,attrsMap,plain,parent,children,attrs,start,end,rawAttrsMap' +\n      (keys ? ',' + keys : '')\n    )\n  }\n\n  function markStatic$1 (node) {\n    node.static = isStatic(node);\n    if (node.type === 1) {\n      // do not make component slot content static. this avoids\n      // 1. components not able to mutate slot nodes\n      // 2. static slot content fails for hot-reloading\n      if (\n        !isPlatformReservedTag(node.tag) &&\n        node.tag !== 'slot' &&\n        node.attrsMap['inline-template'] == null\n      ) {\n        return\n      }\n      for (var i = 0, l = node.children.length; i < l; i++) {\n        var child = node.children[i];\n        markStatic$1(child);\n        if (!child.static) {\n          node.static = false;\n        }\n      }\n      if (node.ifConditions) {\n        for (var i$1 = 1, l$1 = node.ifConditions.length; i$1 < l$1; i$1++) {\n          var block = node.ifConditions[i$1].block;\n          markStatic$1(block);\n          if (!block.static) {\n            node.static = false;\n          }\n        }\n      }\n    }\n  }\n\n  function markStaticRoots (node, isInFor) {\n    if (node.type === 1) {\n      if (node.static || node.once) {\n        node.staticInFor = isInFor;\n      }\n      // For a node to qualify as a static root, it should have children that\n      // are not just static text. Otherwise the cost of hoisting out will\n      // outweigh the benefits and it's better off to just always render it fresh.\n      if (node.static && node.children.length && !(\n        node.children.length === 1 &&\n        node.children[0].type === 3\n      )) {\n        node.staticRoot = true;\n        return\n      } else {\n        node.staticRoot = false;\n      }\n      if (node.children) {\n        for (var i = 0, l = node.children.length; i < l; i++) {\n          markStaticRoots(node.children[i], isInFor || !!node.for);\n        }\n      }\n      if (node.ifConditions) {\n        for (var i$1 = 1, l$1 = node.ifConditions.length; i$1 < l$1; i$1++) {\n          markStaticRoots(node.ifConditions[i$1].block, isInFor);\n        }\n      }\n    }\n  }\n\n  function isStatic (node) {\n    if (node.type === 2) { // expression\n      return false\n    }\n    if (node.type === 3) { // text\n      return true\n    }\n    return !!(node.pre || (\n      !node.hasBindings && // no dynamic bindings\n      !node.if && !node.for && // not v-if or v-for or v-else\n      !isBuiltInTag(node.tag) && // not a built-in\n      isPlatformReservedTag(node.tag) && // not a component\n      !isDirectChildOfTemplateFor(node) &&\n      Object.keys(node).every(isStaticKey)\n    ))\n  }\n\n  function isDirectChildOfTemplateFor (node) {\n    while (node.parent) {\n      node = node.parent;\n      if (node.tag !== 'template') {\n        return false\n      }\n      if (node.for) {\n        return true\n      }\n    }\n    return false\n  }\n\n  /*  */\n\n  var fnExpRE = /^([\\w$_]+|\\([^)]*?\\))\\s*=>|^function(?:\\s+[\\w$]+)?\\s*\\(/;\n  var fnInvokeRE = /\\([^)]*?\\);*$/;\n  var simplePathRE = /^[A-Za-z_$][\\w$]*(?:\\.[A-Za-z_$][\\w$]*|\\['[^']*?']|\\[\"[^\"]*?\"]|\\[\\d+]|\\[[A-Za-z_$][\\w$]*])*$/;\n\n  // KeyboardEvent.keyCode aliases\n  var keyCodes = {\n    esc: 27,\n    tab: 9,\n    enter: 13,\n    space: 32,\n    up: 38,\n    left: 37,\n    right: 39,\n    down: 40,\n    'delete': [8, 46]\n  };\n\n  // KeyboardEvent.key aliases\n  var keyNames = {\n    // #7880: IE11 and Edge use `Esc` for Escape key name.\n    esc: ['Esc', 'Escape'],\n    tab: 'Tab',\n    enter: 'Enter',\n    // #9112: IE11 uses `Spacebar` for Space key name.\n    space: [' ', 'Spacebar'],\n    // #7806: IE11 uses key names without `Arrow` prefix for arrow keys.\n    up: ['Up', 'ArrowUp'],\n    left: ['Left', 'ArrowLeft'],\n    right: ['Right', 'ArrowRight'],\n    down: ['Down', 'ArrowDown'],\n    // #9112: IE11 uses `Del` for Delete key name.\n    'delete': ['Backspace', 'Delete', 'Del']\n  };\n\n  // #4868: modifiers that prevent the execution of the listener\n  // need to explicitly return null so that we can determine whether to remove\n  // the listener for .once\n  var genGuard = function (condition) { return (\"if(\" + condition + \")return null;\"); };\n\n  var modifierCode = {\n    stop: '$event.stopPropagation();',\n    prevent: '$event.preventDefault();',\n    self: genGuard(\"$event.target !== $event.currentTarget\"),\n    ctrl: genGuard(\"!$event.ctrlKey\"),\n    shift: genGuard(\"!$event.shiftKey\"),\n    alt: genGuard(\"!$event.altKey\"),\n    meta: genGuard(\"!$event.metaKey\"),\n    left: genGuard(\"'button' in $event && $event.button !== 0\"),\n    middle: genGuard(\"'button' in $event && $event.button !== 1\"),\n    right: genGuard(\"'button' in $event && $event.button !== 2\")\n  };\n\n  function genHandlers (\n    events,\n    isNative\n  ) {\n    var prefix = isNative ? 'nativeOn:' : 'on:';\n    var staticHandlers = \"\";\n    var dynamicHandlers = \"\";\n    for (var name in events) {\n      var handlerCode = genHandler(events[name]);\n      if (events[name] && events[name].dynamic) {\n        dynamicHandlers += name + \",\" + handlerCode + \",\";\n      } else {\n        staticHandlers += \"\\\"\" + name + \"\\\":\" + handlerCode + \",\";\n      }\n    }\n    staticHandlers = \"{\" + (staticHandlers.slice(0, -1)) + \"}\";\n    if (dynamicHandlers) {\n      return prefix + \"_d(\" + staticHandlers + \",[\" + (dynamicHandlers.slice(0, -1)) + \"])\"\n    } else {\n      return prefix + staticHandlers\n    }\n  }\n\n  function genHandler (handler) {\n    if (!handler) {\n      return 'function(){}'\n    }\n\n    if (Array.isArray(handler)) {\n      return (\"[\" + (handler.map(function (handler) { return genHandler(handler); }).join(',')) + \"]\")\n    }\n\n    var isMethodPath = simplePathRE.test(handler.value);\n    var isFunctionExpression = fnExpRE.test(handler.value);\n    var isFunctionInvocation = simplePathRE.test(handler.value.replace(fnInvokeRE, ''));\n\n    if (!handler.modifiers) {\n      if (isMethodPath || isFunctionExpression) {\n        return handler.value\n      }\n      return (\"function($event){\" + (isFunctionInvocation ? (\"return \" + (handler.value)) : handler.value) + \"}\") // inline statement\n    } else {\n      var code = '';\n      var genModifierCode = '';\n      var keys = [];\n      for (var key in handler.modifiers) {\n        if (modifierCode[key]) {\n          genModifierCode += modifierCode[key];\n          // left/right\n          if (keyCodes[key]) {\n            keys.push(key);\n          }\n        } else if (key === 'exact') {\n          var modifiers = (handler.modifiers);\n          genModifierCode += genGuard(\n            ['ctrl', 'shift', 'alt', 'meta']\n              .filter(function (keyModifier) { return !modifiers[keyModifier]; })\n              .map(function (keyModifier) { return (\"$event.\" + keyModifier + \"Key\"); })\n              .join('||')\n          );\n        } else {\n          keys.push(key);\n        }\n      }\n      if (keys.length) {\n        code += genKeyFilter(keys);\n      }\n      // Make sure modifiers like prevent and stop get executed after key filtering\n      if (genModifierCode) {\n        code += genModifierCode;\n      }\n      var handlerCode = isMethodPath\n        ? (\"return \" + (handler.value) + \"($event)\")\n        : isFunctionExpression\n          ? (\"return (\" + (handler.value) + \")($event)\")\n          : isFunctionInvocation\n            ? (\"return \" + (handler.value))\n            : handler.value;\n      return (\"function($event){\" + code + handlerCode + \"}\")\n    }\n  }\n\n  function genKeyFilter (keys) {\n    return (\n      // make sure the key filters only apply to KeyboardEvents\n      // #9441: can't use 'keyCode' in $event because Chrome autofill fires fake\n      // key events that do not have keyCode property...\n      \"if(!$event.type.indexOf('key')&&\" +\n      (keys.map(genFilterCode).join('&&')) + \")return null;\"\n    )\n  }\n\n  function genFilterCode (key) {\n    var keyVal = parseInt(key, 10);\n    if (keyVal) {\n      return (\"$event.keyCode!==\" + keyVal)\n    }\n    var keyCode = keyCodes[key];\n    var keyName = keyNames[key];\n    return (\n      \"_k($event.keyCode,\" +\n      (JSON.stringify(key)) + \",\" +\n      (JSON.stringify(keyCode)) + \",\" +\n      \"$event.key,\" +\n      \"\" + (JSON.stringify(keyName)) +\n      \")\"\n    )\n  }\n\n  /*  */\n\n  function on (el, dir) {\n    if (dir.modifiers) {\n      warn(\"v-on without argument does not support modifiers.\");\n    }\n    el.wrapListeners = function (code) { return (\"_g(\" + code + \",\" + (dir.value) + \")\"); };\n  }\n\n  /*  */\n\n  function bind$1 (el, dir) {\n    el.wrapData = function (code) {\n      return (\"_b(\" + code + \",'\" + (el.tag) + \"',\" + (dir.value) + \",\" + (dir.modifiers && dir.modifiers.prop ? 'true' : 'false') + (dir.modifiers && dir.modifiers.sync ? ',true' : '') + \")\")\n    };\n  }\n\n  /*  */\n\n  var baseDirectives = {\n    on: on,\n    bind: bind$1,\n    cloak: noop\n  };\n\n  /*  */\n\n\n\n\n\n  var CodegenState = function CodegenState (options) {\n    this.options = options;\n    this.warn = options.warn || baseWarn;\n    this.transforms = pluckModuleFunction(options.modules, 'transformCode');\n    this.dataGenFns = pluckModuleFunction(options.modules, 'genData');\n    this.directives = extend(extend({}, baseDirectives), options.directives);\n    var isReservedTag = options.isReservedTag || no;\n    this.maybeComponent = function (el) { return !!el.component || !isReservedTag(el.tag); };\n    this.onceId = 0;\n    this.staticRenderFns = [];\n    this.pre = false;\n  };\n\n\n\n  function generate (\n    ast,\n    options\n  ) {\n    var state = new CodegenState(options);\n    var code = ast ? genElement(ast, state) : '_c(\"div\")';\n    return {\n      render: (\"with(this){return \" + code + \"}\"),\n      staticRenderFns: state.staticRenderFns\n    }\n  }\n\n  function genElement (el, state) {\n    if (el.parent) {\n      el.pre = el.pre || el.parent.pre;\n    }\n\n    if (el.staticRoot && !el.staticProcessed) {\n      return genStatic(el, state)\n    } else if (el.once && !el.onceProcessed) {\n      return genOnce(el, state)\n    } else if (el.for && !el.forProcessed) {\n      return genFor(el, state)\n    } else if (el.if && !el.ifProcessed) {\n      return genIf(el, state)\n    } else if (el.tag === 'template' && !el.slotTarget && !state.pre) {\n      return genChildren(el, state) || 'void 0'\n    } else if (el.tag === 'slot') {\n      return genSlot(el, state)\n    } else {\n      // component or element\n      var code;\n      if (el.component) {\n        code = genComponent(el.component, el, state);\n      } else {\n        var data;\n        if (!el.plain || (el.pre && state.maybeComponent(el))) {\n          data = genData$2(el, state);\n        }\n\n        var children = el.inlineTemplate ? null : genChildren(el, state, true);\n        code = \"_c('\" + (el.tag) + \"'\" + (data ? (\",\" + data) : '') + (children ? (\",\" + children) : '') + \")\";\n      }\n      // module transforms\n      for (var i = 0; i < state.transforms.length; i++) {\n        code = state.transforms[i](el, code);\n      }\n      return code\n    }\n  }\n\n  // hoist static sub-trees out\n  function genStatic (el, state) {\n    el.staticProcessed = true;\n    // Some elements (templates) need to behave differently inside of a v-pre\n    // node.  All pre nodes are static roots, so we can use this as a location to\n    // wrap a state change and reset it upon exiting the pre node.\n    var originalPreState = state.pre;\n    if (el.pre) {\n      state.pre = el.pre;\n    }\n    state.staticRenderFns.push((\"with(this){return \" + (genElement(el, state)) + \"}\"));\n    state.pre = originalPreState;\n    return (\"_m(\" + (state.staticRenderFns.length - 1) + (el.staticInFor ? ',true' : '') + \")\")\n  }\n\n  // v-once\n  function genOnce (el, state) {\n    el.onceProcessed = true;\n    if (el.if && !el.ifProcessed) {\n      return genIf(el, state)\n    } else if (el.staticInFor) {\n      var key = '';\n      var parent = el.parent;\n      while (parent) {\n        if (parent.for) {\n          key = parent.key;\n          break\n        }\n        parent = parent.parent;\n      }\n      if (!key) {\n        state.warn(\n          \"v-once can only be used inside v-for that is keyed. \",\n          el.rawAttrsMap['v-once']\n        );\n        return genElement(el, state)\n      }\n      return (\"_o(\" + (genElement(el, state)) + \",\" + (state.onceId++) + \",\" + key + \")\")\n    } else {\n      return genStatic(el, state)\n    }\n  }\n\n  function genIf (\n    el,\n    state,\n    altGen,\n    altEmpty\n  ) {\n    el.ifProcessed = true; // avoid recursion\n    return genIfConditions(el.ifConditions.slice(), state, altGen, altEmpty)\n  }\n\n  function genIfConditions (\n    conditions,\n    state,\n    altGen,\n    altEmpty\n  ) {\n    if (!conditions.length) {\n      return altEmpty || '_e()'\n    }\n\n    var condition = conditions.shift();\n    if (condition.exp) {\n      return (\"(\" + (condition.exp) + \")?\" + (genTernaryExp(condition.block)) + \":\" + (genIfConditions(conditions, state, altGen, altEmpty)))\n    } else {\n      return (\"\" + (genTernaryExp(condition.block)))\n    }\n\n    // v-if with v-once should generate code like (a)?_m(0):_m(1)\n    function genTernaryExp (el) {\n      return altGen\n        ? altGen(el, state)\n        : el.once\n          ? genOnce(el, state)\n          : genElement(el, state)\n    }\n  }\n\n  function genFor (\n    el,\n    state,\n    altGen,\n    altHelper\n  ) {\n    var exp = el.for;\n    var alias = el.alias;\n    var iterator1 = el.iterator1 ? (\",\" + (el.iterator1)) : '';\n    var iterator2 = el.iterator2 ? (\",\" + (el.iterator2)) : '';\n\n    if (state.maybeComponent(el) &&\n      el.tag !== 'slot' &&\n      el.tag !== 'template' &&\n      !el.key\n    ) {\n      state.warn(\n        \"<\" + (el.tag) + \" v-for=\\\"\" + alias + \" in \" + exp + \"\\\">: component lists rendered with \" +\n        \"v-for should have explicit keys. \" +\n        \"See https://vuejs.org/guide/list.html#key for more info.\",\n        el.rawAttrsMap['v-for'],\n        true /* tip */\n      );\n    }\n\n    el.forProcessed = true; // avoid recursion\n    return (altHelper || '_l') + \"((\" + exp + \"),\" +\n      \"function(\" + alias + iterator1 + iterator2 + \"){\" +\n        \"return \" + ((altGen || genElement)(el, state)) +\n      '})'\n  }\n\n  function genData$2 (el, state) {\n    var data = '{';\n\n    // directives first.\n    // directives may mutate the el's other properties before they are generated.\n    var dirs = genDirectives(el, state);\n    if (dirs) { data += dirs + ','; }\n\n    // key\n    if (el.key) {\n      data += \"key:\" + (el.key) + \",\";\n    }\n    // ref\n    if (el.ref) {\n      data += \"ref:\" + (el.ref) + \",\";\n    }\n    if (el.refInFor) {\n      data += \"refInFor:true,\";\n    }\n    // pre\n    if (el.pre) {\n      data += \"pre:true,\";\n    }\n    // record original tag name for components using \"is\" attribute\n    if (el.component) {\n      data += \"tag:\\\"\" + (el.tag) + \"\\\",\";\n    }\n    // module data generation functions\n    for (var i = 0; i < state.dataGenFns.length; i++) {\n      data += state.dataGenFns[i](el);\n    }\n    // attributes\n    if (el.attrs) {\n      data += \"attrs:\" + (genProps(el.attrs)) + \",\";\n    }\n    // DOM props\n    if (el.props) {\n      data += \"domProps:\" + (genProps(el.props)) + \",\";\n    }\n    // event handlers\n    if (el.events) {\n      data += (genHandlers(el.events, false)) + \",\";\n    }\n    if (el.nativeEvents) {\n      data += (genHandlers(el.nativeEvents, true)) + \",\";\n    }\n    // slot target\n    // only for non-scoped slots\n    if (el.slotTarget && !el.slotScope) {\n      data += \"slot:\" + (el.slotTarget) + \",\";\n    }\n    // scoped slots\n    if (el.scopedSlots) {\n      data += (genScopedSlots(el, el.scopedSlots, state)) + \",\";\n    }\n    // component v-model\n    if (el.model) {\n      data += \"model:{value:\" + (el.model.value) + \",callback:\" + (el.model.callback) + \",expression:\" + (el.model.expression) + \"},\";\n    }\n    // inline-template\n    if (el.inlineTemplate) {\n      var inlineTemplate = genInlineTemplate(el, state);\n      if (inlineTemplate) {\n        data += inlineTemplate + \",\";\n      }\n    }\n    data = data.replace(/,$/, '') + '}';\n    // v-bind dynamic argument wrap\n    // v-bind with dynamic arguments must be applied using the same v-bind object\n    // merge helper so that class/style/mustUseProp attrs are handled correctly.\n    if (el.dynamicAttrs) {\n      data = \"_b(\" + data + \",\\\"\" + (el.tag) + \"\\\",\" + (genProps(el.dynamicAttrs)) + \")\";\n    }\n    // v-bind data wrap\n    if (el.wrapData) {\n      data = el.wrapData(data);\n    }\n    // v-on data wrap\n    if (el.wrapListeners) {\n      data = el.wrapListeners(data);\n    }\n    return data\n  }\n\n  function genDirectives (el, state) {\n    var dirs = el.directives;\n    if (!dirs) { return }\n    var res = 'directives:[';\n    var hasRuntime = false;\n    var i, l, dir, needRuntime;\n    for (i = 0, l = dirs.length; i < l; i++) {\n      dir = dirs[i];\n      needRuntime = true;\n      var gen = state.directives[dir.name];\n      if (gen) {\n        // compile-time directive that manipulates AST.\n        // returns true if it also needs a runtime counterpart.\n        needRuntime = !!gen(el, dir, state.warn);\n      }\n      if (needRuntime) {\n        hasRuntime = true;\n        res += \"{name:\\\"\" + (dir.name) + \"\\\",rawName:\\\"\" + (dir.rawName) + \"\\\"\" + (dir.value ? (\",value:(\" + (dir.value) + \"),expression:\" + (JSON.stringify(dir.value))) : '') + (dir.arg ? (\",arg:\" + (dir.isDynamicArg ? dir.arg : (\"\\\"\" + (dir.arg) + \"\\\"\"))) : '') + (dir.modifiers ? (\",modifiers:\" + (JSON.stringify(dir.modifiers))) : '') + \"},\";\n      }\n    }\n    if (hasRuntime) {\n      return res.slice(0, -1) + ']'\n    }\n  }\n\n  function genInlineTemplate (el, state) {\n    var ast = el.children[0];\n    if (el.children.length !== 1 || ast.type !== 1) {\n      state.warn(\n        'Inline-template components must have exactly one child element.',\n        { start: el.start }\n      );\n    }\n    if (ast && ast.type === 1) {\n      var inlineRenderFns = generate(ast, state.options);\n      return (\"inlineTemplate:{render:function(){\" + (inlineRenderFns.render) + \"},staticRenderFns:[\" + (inlineRenderFns.staticRenderFns.map(function (code) { return (\"function(){\" + code + \"}\"); }).join(',')) + \"]}\")\n    }\n  }\n\n  function genScopedSlots (\n    el,\n    slots,\n    state\n  ) {\n    // by default scoped slots are considered \"stable\", this allows child\n    // components with only scoped slots to skip forced updates from parent.\n    // but in some cases we have to bail-out of this optimization\n    // for example if the slot contains dynamic names, has v-if or v-for on them...\n    var needsForceUpdate = el.for || Object.keys(slots).some(function (key) {\n      var slot = slots[key];\n      return (\n        slot.slotTargetDynamic ||\n        slot.if ||\n        slot.for ||\n        containsSlotChild(slot) // is passing down slot from parent which may be dynamic\n      )\n    });\n\n    // #9534: if a component with scoped slots is inside a conditional branch,\n    // it's possible for the same component to be reused but with different\n    // compiled slot content. To avoid that, we generate a unique key based on\n    // the generated code of all the slot contents.\n    var needsKey = !!el.if;\n\n    // OR when it is inside another scoped slot or v-for (the reactivity may be\n    // disconnected due to the intermediate scope variable)\n    // #9438, #9506\n    // TODO: this can be further optimized by properly analyzing in-scope bindings\n    // and skip force updating ones that do not actually use scope variables.\n    if (!needsForceUpdate) {\n      var parent = el.parent;\n      while (parent) {\n        if (\n          (parent.slotScope && parent.slotScope !== emptySlotScopeToken) ||\n          parent.for\n        ) {\n          needsForceUpdate = true;\n          break\n        }\n        if (parent.if) {\n          needsKey = true;\n        }\n        parent = parent.parent;\n      }\n    }\n\n    var generatedSlots = Object.keys(slots)\n      .map(function (key) { return genScopedSlot(slots[key], state); })\n      .join(',');\n\n    return (\"scopedSlots:_u([\" + generatedSlots + \"]\" + (needsForceUpdate ? \",null,true\" : \"\") + (!needsForceUpdate && needsKey ? (\",null,false,\" + (hash(generatedSlots))) : \"\") + \")\")\n  }\n\n  function hash(str) {\n    var hash = 5381;\n    var i = str.length;\n    while(i) {\n      hash = (hash * 33) ^ str.charCodeAt(--i);\n    }\n    return hash >>> 0\n  }\n\n  function containsSlotChild (el) {\n    if (el.type === 1) {\n      if (el.tag === 'slot') {\n        return true\n      }\n      return el.children.some(containsSlotChild)\n    }\n    return false\n  }\n\n  function genScopedSlot (\n    el,\n    state\n  ) {\n    var isLegacySyntax = el.attrsMap['slot-scope'];\n    if (el.if && !el.ifProcessed && !isLegacySyntax) {\n      return genIf(el, state, genScopedSlot, \"null\")\n    }\n    if (el.for && !el.forProcessed) {\n      return genFor(el, state, genScopedSlot)\n    }\n    var slotScope = el.slotScope === emptySlotScopeToken\n      ? \"\"\n      : String(el.slotScope);\n    var fn = \"function(\" + slotScope + \"){\" +\n      \"return \" + (el.tag === 'template'\n        ? el.if && isLegacySyntax\n          ? (\"(\" + (el.if) + \")?\" + (genChildren(el, state) || 'undefined') + \":undefined\")\n          : genChildren(el, state) || 'undefined'\n        : genElement(el, state)) + \"}\";\n    // reverse proxy v-slot without scope on this.$slots\n    var reverseProxy = slotScope ? \"\" : \",proxy:true\";\n    return (\"{key:\" + (el.slotTarget || \"\\\"default\\\"\") + \",fn:\" + fn + reverseProxy + \"}\")\n  }\n\n  function genChildren (\n    el,\n    state,\n    checkSkip,\n    altGenElement,\n    altGenNode\n  ) {\n    var children = el.children;\n    if (children.length) {\n      var el$1 = children[0];\n      // optimize single v-for\n      if (children.length === 1 &&\n        el$1.for &&\n        el$1.tag !== 'template' &&\n        el$1.tag !== 'slot'\n      ) {\n        var normalizationType = checkSkip\n          ? state.maybeComponent(el$1) ? \",1\" : \",0\"\n          : \"\";\n        return (\"\" + ((altGenElement || genElement)(el$1, state)) + normalizationType)\n      }\n      var normalizationType$1 = checkSkip\n        ? getNormalizationType(children, state.maybeComponent)\n        : 0;\n      var gen = altGenNode || genNode;\n      return (\"[\" + (children.map(function (c) { return gen(c, state); }).join(',')) + \"]\" + (normalizationType$1 ? (\",\" + normalizationType$1) : ''))\n    }\n  }\n\n  // determine the normalization needed for the children array.\n  // 0: no normalization needed\n  // 1: simple normalization needed (possible 1-level deep nested array)\n  // 2: full normalization needed\n  function getNormalizationType (\n    children,\n    maybeComponent\n  ) {\n    var res = 0;\n    for (var i = 0; i < children.length; i++) {\n      var el = children[i];\n      if (el.type !== 1) {\n        continue\n      }\n      if (needsNormalization(el) ||\n          (el.ifConditions && el.ifConditions.some(function (c) { return needsNormalization(c.block); }))) {\n        res = 2;\n        break\n      }\n      if (maybeComponent(el) ||\n          (el.ifConditions && el.ifConditions.some(function (c) { return maybeComponent(c.block); }))) {\n        res = 1;\n      }\n    }\n    return res\n  }\n\n  function needsNormalization (el) {\n    return el.for !== undefined || el.tag === 'template' || el.tag === 'slot'\n  }\n\n  function genNode (node, state) {\n    if (node.type === 1) {\n      return genElement(node, state)\n    } else if (node.type === 3 && node.isComment) {\n      return genComment(node)\n    } else {\n      return genText(node)\n    }\n  }\n\n  function genText (text) {\n    return (\"_v(\" + (text.type === 2\n      ? text.expression // no need for () because already wrapped in _s()\n      : transformSpecialNewlines(JSON.stringify(text.text))) + \")\")\n  }\n\n  function genComment (comment) {\n    return (\"_e(\" + (JSON.stringify(comment.text)) + \")\")\n  }\n\n  function genSlot (el, state) {\n    var slotName = el.slotName || '\"default\"';\n    var children = genChildren(el, state);\n    var res = \"_t(\" + slotName + (children ? (\",\" + children) : '');\n    var attrs = el.attrs || el.dynamicAttrs\n      ? genProps((el.attrs || []).concat(el.dynamicAttrs || []).map(function (attr) { return ({\n          // slot props are camelized\n          name: camelize(attr.name),\n          value: attr.value,\n          dynamic: attr.dynamic\n        }); }))\n      : null;\n    var bind$$1 = el.attrsMap['v-bind'];\n    if ((attrs || bind$$1) && !children) {\n      res += \",null\";\n    }\n    if (attrs) {\n      res += \",\" + attrs;\n    }\n    if (bind$$1) {\n      res += (attrs ? '' : ',null') + \",\" + bind$$1;\n    }\n    return res + ')'\n  }\n\n  // componentName is el.component, take it as argument to shun flow's pessimistic refinement\n  function genComponent (\n    componentName,\n    el,\n    state\n  ) {\n    var children = el.inlineTemplate ? null : genChildren(el, state, true);\n    return (\"_c(\" + componentName + \",\" + (genData$2(el, state)) + (children ? (\",\" + children) : '') + \")\")\n  }\n\n  function genProps (props) {\n    var staticProps = \"\";\n    var dynamicProps = \"\";\n    for (var i = 0; i < props.length; i++) {\n      var prop = props[i];\n      var value = transformSpecialNewlines(prop.value);\n      if (prop.dynamic) {\n        dynamicProps += (prop.name) + \",\" + value + \",\";\n      } else {\n        staticProps += \"\\\"\" + (prop.name) + \"\\\":\" + value + \",\";\n      }\n    }\n    staticProps = \"{\" + (staticProps.slice(0, -1)) + \"}\";\n    if (dynamicProps) {\n      return (\"_d(\" + staticProps + \",[\" + (dynamicProps.slice(0, -1)) + \"])\")\n    } else {\n      return staticProps\n    }\n  }\n\n  // #3895, #4268\n  function transformSpecialNewlines (text) {\n    return text\n      .replace(/\\u2028/g, '\\\\u2028')\n      .replace(/\\u2029/g, '\\\\u2029')\n  }\n\n  /*  */\n\n\n\n  // these keywords should not appear inside expressions, but operators like\n  // typeof, instanceof and in are allowed\n  var prohibitedKeywordRE = new RegExp('\\\\b' + (\n    'do,if,for,let,new,try,var,case,else,with,await,break,catch,class,const,' +\n    'super,throw,while,yield,delete,export,import,return,switch,default,' +\n    'extends,finally,continue,debugger,function,arguments'\n  ).split(',').join('\\\\b|\\\\b') + '\\\\b');\n\n  // these unary operators should not be used as property/method names\n  var unaryOperatorsRE = new RegExp('\\\\b' + (\n    'delete,typeof,void'\n  ).split(',').join('\\\\s*\\\\([^\\\\)]*\\\\)|\\\\b') + '\\\\s*\\\\([^\\\\)]*\\\\)');\n\n  // strip strings in expressions\n  var stripStringRE = /'(?:[^'\\\\]|\\\\.)*'|\"(?:[^\"\\\\]|\\\\.)*\"|`(?:[^`\\\\]|\\\\.)*\\$\\{|\\}(?:[^`\\\\]|\\\\.)*`|`(?:[^`\\\\]|\\\\.)*`/g;\n\n  // detect problematic expressions in a template\n  function detectErrors (ast, warn) {\n    if (ast) {\n      checkNode(ast, warn);\n    }\n  }\n\n  function checkNode (node, warn) {\n    if (node.type === 1) {\n      for (var name in node.attrsMap) {\n        if (dirRE.test(name)) {\n          var value = node.attrsMap[name];\n          if (value) {\n            var range = node.rawAttrsMap[name];\n            if (name === 'v-for') {\n              checkFor(node, (\"v-for=\\\"\" + value + \"\\\"\"), warn, range);\n            } else if (name === 'v-slot' || name[0] === '#') {\n              checkFunctionParameterExpression(value, (name + \"=\\\"\" + value + \"\\\"\"), warn, range);\n            } else if (onRE.test(name)) {\n              checkEvent(value, (name + \"=\\\"\" + value + \"\\\"\"), warn, range);\n            } else {\n              checkExpression(value, (name + \"=\\\"\" + value + \"\\\"\"), warn, range);\n            }\n          }\n        }\n      }\n      if (node.children) {\n        for (var i = 0; i < node.children.length; i++) {\n          checkNode(node.children[i], warn);\n        }\n      }\n    } else if (node.type === 2) {\n      checkExpression(node.expression, node.text, warn, node);\n    }\n  }\n\n  function checkEvent (exp, text, warn, range) {\n    var stripped = exp.replace(stripStringRE, '');\n    var keywordMatch = stripped.match(unaryOperatorsRE);\n    if (keywordMatch && stripped.charAt(keywordMatch.index - 1) !== '$') {\n      warn(\n        \"avoid using JavaScript unary operator as property name: \" +\n        \"\\\"\" + (keywordMatch[0]) + \"\\\" in expression \" + (text.trim()),\n        range\n      );\n    }\n    checkExpression(exp, text, warn, range);\n  }\n\n  function checkFor (node, text, warn, range) {\n    checkExpression(node.for || '', text, warn, range);\n    checkIdentifier(node.alias, 'v-for alias', text, warn, range);\n    checkIdentifier(node.iterator1, 'v-for iterator', text, warn, range);\n    checkIdentifier(node.iterator2, 'v-for iterator', text, warn, range);\n  }\n\n  function checkIdentifier (\n    ident,\n    type,\n    text,\n    warn,\n    range\n  ) {\n    if (typeof ident === 'string') {\n      try {\n        new Function((\"var \" + ident + \"=_\"));\n      } catch (e) {\n        warn((\"invalid \" + type + \" \\\"\" + ident + \"\\\" in expression: \" + (text.trim())), range);\n      }\n    }\n  }\n\n  function checkExpression (exp, text, warn, range) {\n    try {\n      new Function((\"return \" + exp));\n    } catch (e) {\n      var keywordMatch = exp.replace(stripStringRE, '').match(prohibitedKeywordRE);\n      if (keywordMatch) {\n        warn(\n          \"avoid using JavaScript keyword as property name: \" +\n          \"\\\"\" + (keywordMatch[0]) + \"\\\"\\n  Raw expression: \" + (text.trim()),\n          range\n        );\n      } else {\n        warn(\n          \"invalid expression: \" + (e.message) + \" in\\n\\n\" +\n          \"    \" + exp + \"\\n\\n\" +\n          \"  Raw expression: \" + (text.trim()) + \"\\n\",\n          range\n        );\n      }\n    }\n  }\n\n  function checkFunctionParameterExpression (exp, text, warn, range) {\n    try {\n      new Function(exp, '');\n    } catch (e) {\n      warn(\n        \"invalid function parameter expression: \" + (e.message) + \" in\\n\\n\" +\n        \"    \" + exp + \"\\n\\n\" +\n        \"  Raw expression: \" + (text.trim()) + \"\\n\",\n        range\n      );\n    }\n  }\n\n  /*  */\n\n  var range = 2;\n\n  function generateCodeFrame (\n    source,\n    start,\n    end\n  ) {\n    if ( start === void 0 ) start = 0;\n    if ( end === void 0 ) end = source.length;\n\n    var lines = source.split(/\\r?\\n/);\n    var count = 0;\n    var res = [];\n    for (var i = 0; i < lines.length; i++) {\n      count += lines[i].length + 1;\n      if (count >= start) {\n        for (var j = i - range; j <= i + range || end > count; j++) {\n          if (j < 0 || j >= lines.length) { continue }\n          res.push((\"\" + (j + 1) + (repeat$1(\" \", 3 - String(j + 1).length)) + \"|  \" + (lines[j])));\n          var lineLength = lines[j].length;\n          if (j === i) {\n            // push underline\n            var pad = start - (count - lineLength) + 1;\n            var length = end > count ? lineLength - pad : end - start;\n            res.push(\"   |  \" + repeat$1(\" \", pad) + repeat$1(\"^\", length));\n          } else if (j > i) {\n            if (end > count) {\n              var length$1 = Math.min(end - count, lineLength);\n              res.push(\"   |  \" + repeat$1(\"^\", length$1));\n            }\n            count += lineLength + 1;\n          }\n        }\n        break\n      }\n    }\n    return res.join('\\n')\n  }\n\n  function repeat$1 (str, n) {\n    var result = '';\n    if (n > 0) {\n      while (true) { // eslint-disable-line\n        if (n & 1) { result += str; }\n        n >>>= 1;\n        if (n <= 0) { break }\n        str += str;\n      }\n    }\n    return result\n  }\n\n  /*  */\n\n\n\n  function createFunction (code, errors) {\n    try {\n      return new Function(code)\n    } catch (err) {\n      errors.push({ err: err, code: code });\n      return noop\n    }\n  }\n\n  function createCompileToFunctionFn (compile) {\n    var cache = Object.create(null);\n\n    return function compileToFunctions (\n      template,\n      options,\n      vm\n    ) {\n      options = extend({}, options);\n      var warn$$1 = options.warn || warn;\n      delete options.warn;\n\n      /* istanbul ignore if */\n      {\n        // detect possible CSP restriction\n        try {\n          new Function('return 1');\n        } catch (e) {\n          if (e.toString().match(/unsafe-eval|CSP/)) {\n            warn$$1(\n              'It seems you are using the standalone build of Vue.js in an ' +\n              'environment with Content Security Policy that prohibits unsafe-eval. ' +\n              'The template compiler cannot work in this environment. Consider ' +\n              'relaxing the policy to allow unsafe-eval or pre-compiling your ' +\n              'templates into render functions.'\n            );\n          }\n        }\n      }\n\n      // check cache\n      var key = options.delimiters\n        ? String(options.delimiters) + template\n        : template;\n      if (cache[key]) {\n        return cache[key]\n      }\n\n      // compile\n      var compiled = compile(template, options);\n\n      // check compilation errors/tips\n      {\n        if (compiled.errors && compiled.errors.length) {\n          if (options.outputSourceRange) {\n            compiled.errors.forEach(function (e) {\n              warn$$1(\n                \"Error compiling template:\\n\\n\" + (e.msg) + \"\\n\\n\" +\n                generateCodeFrame(template, e.start, e.end),\n                vm\n              );\n            });\n          } else {\n            warn$$1(\n              \"Error compiling template:\\n\\n\" + template + \"\\n\\n\" +\n              compiled.errors.map(function (e) { return (\"- \" + e); }).join('\\n') + '\\n',\n              vm\n            );\n          }\n        }\n        if (compiled.tips && compiled.tips.length) {\n          if (options.outputSourceRange) {\n            compiled.tips.forEach(function (e) { return tip(e.msg, vm); });\n          } else {\n            compiled.tips.forEach(function (msg) { return tip(msg, vm); });\n          }\n        }\n      }\n\n      // turn code into functions\n      var res = {};\n      var fnGenErrors = [];\n      res.render = createFunction(compiled.render, fnGenErrors);\n      res.staticRenderFns = compiled.staticRenderFns.map(function (code) {\n        return createFunction(code, fnGenErrors)\n      });\n\n      // check function generation errors.\n      // this should only happen if there is a bug in the compiler itself.\n      // mostly for codegen development use\n      /* istanbul ignore if */\n      {\n        if ((!compiled.errors || !compiled.errors.length) && fnGenErrors.length) {\n          warn$$1(\n            \"Failed to generate render function:\\n\\n\" +\n            fnGenErrors.map(function (ref) {\n              var err = ref.err;\n              var code = ref.code;\n\n              return ((err.toString()) + \" in\\n\\n\" + code + \"\\n\");\n          }).join('\\n'),\n            vm\n          );\n        }\n      }\n\n      return (cache[key] = res)\n    }\n  }\n\n  /*  */\n\n  function createCompilerCreator (baseCompile) {\n    return function createCompiler (baseOptions) {\n      function compile (\n        template,\n        options\n      ) {\n        var finalOptions = Object.create(baseOptions);\n        var errors = [];\n        var tips = [];\n\n        var warn = function (msg, range, tip) {\n          (tip ? tips : errors).push(msg);\n        };\n\n        if (options) {\n          if (options.outputSourceRange) {\n            // $flow-disable-line\n            var leadingSpaceLength = template.match(/^\\s*/)[0].length;\n\n            warn = function (msg, range, tip) {\n              var data = { msg: msg };\n              if (range) {\n                if (range.start != null) {\n                  data.start = range.start + leadingSpaceLength;\n                }\n                if (range.end != null) {\n                  data.end = range.end + leadingSpaceLength;\n                }\n              }\n              (tip ? tips : errors).push(data);\n            };\n          }\n          // merge custom modules\n          if (options.modules) {\n            finalOptions.modules =\n              (baseOptions.modules || []).concat(options.modules);\n          }\n          // merge custom directives\n          if (options.directives) {\n            finalOptions.directives = extend(\n              Object.create(baseOptions.directives || null),\n              options.directives\n            );\n          }\n          // copy other options\n          for (var key in options) {\n            if (key !== 'modules' && key !== 'directives') {\n              finalOptions[key] = options[key];\n            }\n          }\n        }\n\n        finalOptions.warn = warn;\n\n        var compiled = baseCompile(template.trim(), finalOptions);\n        {\n          detectErrors(compiled.ast, warn);\n        }\n        compiled.errors = errors;\n        compiled.tips = tips;\n        return compiled\n      }\n\n      return {\n        compile: compile,\n        compileToFunctions: createCompileToFunctionFn(compile)\n      }\n    }\n  }\n\n  /*  */\n\n  // `createCompilerCreator` allows creating compilers that use alternative\n  // parser/optimizer/codegen, e.g the SSR optimizing compiler.\n  // Here we just export a default compiler using the default parts.\n  var createCompiler = createCompilerCreator(function baseCompile (\n    template,\n    options\n  ) {\n    var ast = parse(template.trim(), options);\n    if (options.optimize !== false) {\n      optimize(ast, options);\n    }\n    var code = generate(ast, options);\n    return {\n      ast: ast,\n      render: code.render,\n      staticRenderFns: code.staticRenderFns\n    }\n  });\n\n  /*  */\n\n  var ref$1 = createCompiler(baseOptions);\n  var compile = ref$1.compile;\n  var compileToFunctions = ref$1.compileToFunctions;\n\n  /*  */\n\n  // check whether current browser encodes a char inside attribute values\n  var div;\n  function getShouldDecode (href) {\n    div = div || document.createElement('div');\n    div.innerHTML = href ? \"<a href=\\\"\\n\\\"/>\" : \"<div a=\\\"\\n\\\"/>\";\n    return div.innerHTML.indexOf('&#10;') > 0\n  }\n\n  // #3663: IE encodes newlines inside attribute values while other browsers don't\n  var shouldDecodeNewlines = inBrowser ? getShouldDecode(false) : false;\n  // #6828: chrome encodes content in a[href]\n  var shouldDecodeNewlinesForHref = inBrowser ? getShouldDecode(true) : false;\n\n  /*  */\n\n  var idToTemplate = cached(function (id) {\n    var el = query(id);\n    return el && el.innerHTML\n  });\n\n  var mount = Vue.prototype.$mount;\n  Vue.prototype.$mount = function (\n    el,\n    hydrating\n  ) {\n    el = el && query(el);\n\n    /* istanbul ignore if */\n    if (el === document.body || el === document.documentElement) {\n      warn(\n        \"Do not mount Vue to <html> or <body> - mount to normal elements instead.\"\n      );\n      return this\n    }\n\n    var options = this.$options;\n    // resolve template/el and convert to render function\n    if (!options.render) {\n      var template = options.template;\n      if (template) {\n        if (typeof template === 'string') {\n          if (template.charAt(0) === '#') {\n            template = idToTemplate(template);\n            /* istanbul ignore if */\n            if (!template) {\n              warn(\n                (\"Template element not found or is empty: \" + (options.template)),\n                this\n              );\n            }\n          }\n        } else if (template.nodeType) {\n          template = template.innerHTML;\n        } else {\n          {\n            warn('invalid template option:' + template, this);\n          }\n          return this\n        }\n      } else if (el) {\n        template = getOuterHTML(el);\n      }\n      if (template) {\n        /* istanbul ignore if */\n        if (config.performance && mark) {\n          mark('compile');\n        }\n\n        var ref = compileToFunctions(template, {\n          outputSourceRange: \"development\" !== 'production',\n          shouldDecodeNewlines: shouldDecodeNewlines,\n          shouldDecodeNewlinesForHref: shouldDecodeNewlinesForHref,\n          delimiters: options.delimiters,\n          comments: options.comments\n        }, this);\n        var render = ref.render;\n        var staticRenderFns = ref.staticRenderFns;\n        options.render = render;\n        options.staticRenderFns = staticRenderFns;\n\n        /* istanbul ignore if */\n        if (config.performance && mark) {\n          mark('compile end');\n          measure((\"vue \" + (this._name) + \" compile\"), 'compile', 'compile end');\n        }\n      }\n    }\n    return mount.call(this, el, hydrating)\n  };\n\n  /**\n   * Get outerHTML of elements, taking care\n   * of SVG elements in IE as well.\n   */\n  function getOuterHTML (el) {\n    if (el.outerHTML) {\n      return el.outerHTML\n    } else {\n      var container = document.createElement('div');\n      container.appendChild(el.cloneNode(true));\n      return container.innerHTML\n    }\n  }\n\n  Vue.compile = compileToFunctions;\n\n  return Vue;\n\n}));\n\n}).call(this,typeof global !== \"undefined\" ? global : typeof self !== \"undefined\" ? self : typeof window !== \"undefined\" ? window : {},require(\"timers\").setImmediate)\n},{\"timers\":170}],174:[function(require,module,exports){\n/**\n * what-input - A global utility for tracking the current input method (mouse, keyboard or touch).\n * @version v5.2.7\n * @link https://github.com/ten1seven/what-input\n * @license MIT\n */\n(function webpackUniversalModuleDefinition(root, factory) {\n\tif(typeof exports === 'object' && typeof module === 'object')\n\t\tmodule.exports = factory();\n\telse if(typeof define === 'function' && define.amd)\n\t\tdefine(\"whatInput\", [], factory);\n\telse if(typeof exports === 'object')\n\t\texports[\"whatInput\"] = factory();\n\telse\n\t\troot[\"whatInput\"] = factory();\n})(this, function() {\nreturn /******/ (function(modules) { // webpackBootstrap\n/******/ \t// The module cache\n/******/ \tvar installedModules = {};\n\n/******/ \t// The require function\n/******/ \tfunction __webpack_require__(moduleId) {\n\n/******/ \t\t// Check if module is in cache\n/******/ \t\tif(installedModules[moduleId])\n/******/ \t\t\treturn installedModules[moduleId].exports;\n\n/******/ \t\t// Create a new module (and put it into the cache)\n/******/ \t\tvar module = installedModules[moduleId] = {\n/******/ \t\t\texports: {},\n/******/ \t\t\tid: moduleId,\n/******/ \t\t\tloaded: false\n/******/ \t\t};\n\n/******/ \t\t// Execute the module function\n/******/ \t\tmodules[moduleId].call(module.exports, module, module.exports, __webpack_require__);\n\n/******/ \t\t// Flag the module as loaded\n/******/ \t\tmodule.loaded = true;\n\n/******/ \t\t// Return the exports of the module\n/******/ \t\treturn module.exports;\n/******/ \t}\n\n\n/******/ \t// expose the modules object (__webpack_modules__)\n/******/ \t__webpack_require__.m = modules;\n\n/******/ \t// expose the module cache\n/******/ \t__webpack_require__.c = installedModules;\n\n/******/ \t// __webpack_public_path__\n/******/ \t__webpack_require__.p = \"\";\n\n/******/ \t// Load entry module and return exports\n/******/ \treturn __webpack_require__(0);\n/******/ })\n/************************************************************************/\n/******/ ([\n/* 0 */\n/***/ (function(module, exports) {\n\n\t'use strict';\n\n\tmodule.exports = function () {\n\t  /*\n\t   * bail out if there is no document or window\n\t   * (i.e. in a node/non-DOM environment)\n\t   *\n\t   * Return a stubbed API instead\n\t   */\n\t  if (typeof document === 'undefined' || typeof window === 'undefined') {\n\t    return {\n\t      // always return \"initial\" because no interaction will ever be detected\n\t      ask: function ask() {\n\t        return 'initial';\n\t      },\n\n\t      // always return null\n\t      element: function element() {\n\t        return null;\n\t      },\n\n\t      // no-op\n\t      ignoreKeys: function ignoreKeys() {},\n\n\t      // no-op\n\t      specificKeys: function specificKeys() {},\n\n\t      // no-op\n\t      registerOnChange: function registerOnChange() {},\n\n\t      // no-op\n\t      unRegisterOnChange: function unRegisterOnChange() {}\n\t    };\n\t  }\n\n\t  /*\n\t   * variables\n\t   */\n\n\t  // cache document.documentElement\n\t  var docElem = document.documentElement;\n\n\t  // currently focused dom element\n\t  var currentElement = null;\n\n\t  // last used input type\n\t  var currentInput = 'initial';\n\n\t  // last used input intent\n\t  var currentIntent = currentInput;\n\n\t  // UNIX timestamp of current event\n\t  var currentTimestamp = Date.now();\n\n\t  // check for a `data-whatpersist` attribute on either the `html` or `body` elements, defaults to `true`\n\t  var shouldPersist = 'false';\n\n\t  // form input types\n\t  var formInputs = ['button', 'input', 'select', 'textarea'];\n\n\t  // empty array for holding callback functions\n\t  var functionList = [];\n\n\t  // list of modifier keys commonly used with the mouse and\n\t  // can be safely ignored to prevent false keyboard detection\n\t  var ignoreMap = [16, // shift\n\t  17, // control\n\t  18, // alt\n\t  91, // Windows key / left Apple cmd\n\t  93 // Windows menu / right Apple cmd\n\t  ];\n\n\t  var specificMap = [];\n\n\t  // mapping of events to input types\n\t  var inputMap = {\n\t    keydown: 'keyboard',\n\t    keyup: 'keyboard',\n\t    mousedown: 'mouse',\n\t    mousemove: 'mouse',\n\t    MSPointerDown: 'pointer',\n\t    MSPointerMove: 'pointer',\n\t    pointerdown: 'pointer',\n\t    pointermove: 'pointer',\n\t    touchstart: 'touch',\n\t    touchend: 'touch'\n\n\t    // boolean: true if the page is being scrolled\n\t  };var isScrolling = false;\n\n\t  // store current mouse position\n\t  var mousePos = {\n\t    x: null,\n\t    y: null\n\n\t    // map of IE 10 pointer events\n\t  };var pointerMap = {\n\t    2: 'touch',\n\t    3: 'touch', // treat pen like touch\n\t    4: 'mouse'\n\n\t    // check support for passive event listeners\n\t  };var supportsPassive = false;\n\n\t  try {\n\t    var opts = Object.defineProperty({}, 'passive', {\n\t      get: function get() {\n\t        supportsPassive = true;\n\t      }\n\t    });\n\n\t    window.addEventListener('test', null, opts);\n\t  } catch (e) {}\n\t  // fail silently\n\n\n\t  /*\n\t   * set up\n\t   */\n\n\t  var setUp = function setUp() {\n\t    // add correct mouse wheel event mapping to `inputMap`\n\t    inputMap[detectWheel()] = 'mouse';\n\n\t    addListeners();\n\t  };\n\n\t  /*\n\t   * events\n\t   */\n\n\t  var addListeners = function addListeners() {\n\t    // `pointermove`, `MSPointerMove`, `mousemove` and mouse wheel event binding\n\t    // can only demonstrate potential, but not actual, interaction\n\t    // and are treated separately\n\t    var options = supportsPassive ? { passive: true } : false;\n\n\t    document.addEventListener('DOMContentLoaded', setPersist);\n\n\t    // pointer events (mouse, pen, touch)\n\t    if (window.PointerEvent) {\n\t      window.addEventListener('pointerdown', setInput);\n\t      window.addEventListener('pointermove', setIntent);\n\t    } else if (window.MSPointerEvent) {\n\t      window.addEventListener('MSPointerDown', setInput);\n\t      window.addEventListener('MSPointerMove', setIntent);\n\t    } else {\n\t      // mouse events\n\t      window.addEventListener('mousedown', setInput);\n\t      window.addEventListener('mousemove', setIntent);\n\n\t      // touch events\n\t      if ('ontouchstart' in window) {\n\t        window.addEventListener('touchstart', setInput, options);\n\t        window.addEventListener('touchend', setInput);\n\t      }\n\t    }\n\n\t    // mouse wheel\n\t    window.addEventListener(detectWheel(), setIntent, options);\n\n\t    // keyboard events\n\t    window.addEventListener('keydown', setInput);\n\t    window.addEventListener('keyup', setInput);\n\n\t    // focus events\n\t    window.addEventListener('focusin', setElement);\n\t    window.addEventListener('focusout', clearElement);\n\t  };\n\n\t  // checks if input persistence should happen and\n\t  // get saved state from session storage if true (defaults to `false`)\n\t  var setPersist = function setPersist() {\n\t    shouldPersist = !(docElem.getAttribute('data-whatpersist') || document.body.getAttribute('data-whatpersist') === 'false');\n\n\t    if (shouldPersist) {\n\t      // check for session variables and use if available\n\t      try {\n\t        if (window.sessionStorage.getItem('what-input')) {\n\t          currentInput = window.sessionStorage.getItem('what-input');\n\t        }\n\n\t        if (window.sessionStorage.getItem('what-intent')) {\n\t          currentIntent = window.sessionStorage.getItem('what-intent');\n\t        }\n\t      } catch (e) {\n\t        // fail silently\n\t      }\n\t    }\n\n\t    // always run these so at least `initial` state is set\n\t    doUpdate('input');\n\t    doUpdate('intent');\n\t  };\n\n\t  // checks conditions before updating new input\n\t  var setInput = function setInput(event) {\n\t    var eventKey = event.which;\n\t    var value = inputMap[event.type];\n\n\t    if (value === 'pointer') {\n\t      value = pointerType(event);\n\t    }\n\n\t    var ignoreMatch = !specificMap.length && ignoreMap.indexOf(eventKey) === -1;\n\n\t    var specificMatch = specificMap.length && specificMap.indexOf(eventKey) !== -1;\n\n\t    var shouldUpdate = value === 'keyboard' && eventKey && (ignoreMatch || specificMatch) || value === 'mouse' || value === 'touch';\n\n\t    // prevent touch detection from being overridden by event execution order\n\t    if (validateTouch(value)) {\n\t      shouldUpdate = false;\n\t    }\n\n\t    if (shouldUpdate && currentInput !== value) {\n\t      currentInput = value;\n\n\t      persistInput('input', currentInput);\n\t      doUpdate('input');\n\t    }\n\n\t    if (shouldUpdate && currentIntent !== value) {\n\t      // preserve intent for keyboard interaction with form fields\n\t      var activeElem = document.activeElement;\n\t      var notFormInput = activeElem && activeElem.nodeName && (formInputs.indexOf(activeElem.nodeName.toLowerCase()) === -1 || activeElem.nodeName.toLowerCase() === 'button' && !checkClosest(activeElem, 'form'));\n\n\t      if (notFormInput) {\n\t        currentIntent = value;\n\n\t        persistInput('intent', currentIntent);\n\t        doUpdate('intent');\n\t      }\n\t    }\n\t  };\n\n\t  // updates the doc and `inputTypes` array with new input\n\t  var doUpdate = function doUpdate(which) {\n\t    docElem.setAttribute('data-what' + which, which === 'input' ? currentInput : currentIntent);\n\n\t    fireFunctions(which);\n\t  };\n\n\t  // updates input intent for `mousemove` and `pointermove`\n\t  var setIntent = function setIntent(event) {\n\t    var value = inputMap[event.type];\n\n\t    if (value === 'pointer') {\n\t      value = pointerType(event);\n\t    }\n\n\t    // test to see if `mousemove` happened relative to the screen to detect scrolling versus mousemove\n\t    detectScrolling(event);\n\n\t    // only execute if scrolling isn't happening\n\t    if ((!isScrolling && !validateTouch(value) || isScrolling && event.type === 'wheel' || event.type === 'mousewheel' || event.type === 'DOMMouseScroll') && currentIntent !== value) {\n\t      currentIntent = value;\n\n\t      persistInput('intent', currentIntent);\n\t      doUpdate('intent');\n\t    }\n\t  };\n\n\t  var setElement = function setElement(event) {\n\t    if (!event.target.nodeName) {\n\t      // If nodeName is undefined, clear the element\n\t      // This can happen if click inside an <svg> element.\n\t      clearElement();\n\t      return;\n\t    }\n\n\t    currentElement = event.target.nodeName.toLowerCase();\n\t    docElem.setAttribute('data-whatelement', currentElement);\n\n\t    if (event.target.classList && event.target.classList.length) {\n\t      docElem.setAttribute('data-whatclasses', event.target.classList.toString().replace(' ', ','));\n\t    }\n\t  };\n\n\t  var clearElement = function clearElement() {\n\t    currentElement = null;\n\n\t    docElem.removeAttribute('data-whatelement');\n\t    docElem.removeAttribute('data-whatclasses');\n\t  };\n\n\t  var persistInput = function persistInput(which, value) {\n\t    if (shouldPersist) {\n\t      try {\n\t        window.sessionStorage.setItem('what-' + which, value);\n\t      } catch (e) {\n\t        // fail silently\n\t      }\n\t    }\n\t  };\n\n\t  /*\n\t   * utilities\n\t   */\n\n\t  var pointerType = function pointerType(event) {\n\t    if (typeof event.pointerType === 'number') {\n\t      return pointerMap[event.pointerType];\n\t    } else {\n\t      // treat pen like touch\n\t      return event.pointerType === 'pen' ? 'touch' : event.pointerType;\n\t    }\n\t  };\n\n\t  // prevent touch detection from being overridden by event execution order\n\t  var validateTouch = function validateTouch(value) {\n\t    var timestamp = Date.now();\n\n\t    var touchIsValid = value === 'mouse' && currentInput === 'touch' && timestamp - currentTimestamp < 200;\n\n\t    currentTimestamp = timestamp;\n\n\t    return touchIsValid;\n\t  };\n\n\t  // detect version of mouse wheel event to use\n\t  // via https://developer.mozilla.org/en-US/docs/Web/API/Element/wheel_event\n\t  var detectWheel = function detectWheel() {\n\t    var wheelType = null;\n\n\t    // Modern browsers support \"wheel\"\n\t    if ('onwheel' in document.createElement('div')) {\n\t      wheelType = 'wheel';\n\t    } else {\n\t      // Webkit and IE support at least \"mousewheel\"\n\t      // or assume that remaining browsers are older Firefox\n\t      wheelType = document.onmousewheel !== undefined ? 'mousewheel' : 'DOMMouseScroll';\n\t    }\n\n\t    return wheelType;\n\t  };\n\n\t  // runs callback functions\n\t  var fireFunctions = function fireFunctions(type) {\n\t    for (var i = 0, len = functionList.length; i < len; i++) {\n\t      if (functionList[i].type === type) {\n\t        functionList[i].fn.call(undefined, type === 'input' ? currentInput : currentIntent);\n\t      }\n\t    }\n\t  };\n\n\t  // finds matching element in an object\n\t  var objPos = function objPos(match) {\n\t    for (var i = 0, len = functionList.length; i < len; i++) {\n\t      if (functionList[i].fn === match) {\n\t        return i;\n\t      }\n\t    }\n\t  };\n\n\t  var detectScrolling = function detectScrolling(event) {\n\t    if (mousePos.x !== event.screenX || mousePos.y !== event.screenY) {\n\t      isScrolling = false;\n\n\t      mousePos.x = event.screenX;\n\t      mousePos.y = event.screenY;\n\t    } else {\n\t      isScrolling = true;\n\t    }\n\t  };\n\n\t  // manual version of `closest()`\n\t  var checkClosest = function checkClosest(elem, tag) {\n\t    var ElementPrototype = window.Element.prototype;\n\n\t    if (!ElementPrototype.matches) {\n\t      ElementPrototype.matches = ElementPrototype.msMatchesSelector || ElementPrototype.webkitMatchesSelector;\n\t    }\n\n\t    if (!ElementPrototype.closest) {\n\t      do {\n\t        if (elem.matches(tag)) {\n\t          return elem;\n\t        }\n\n\t        elem = elem.parentElement || elem.parentNode;\n\t      } while (elem !== null && elem.nodeType === 1);\n\n\t      return null;\n\t    } else {\n\t      return elem.closest(tag);\n\t    }\n\t  };\n\n\t  /*\n\t   * init\n\t   */\n\n\t  // don't start script unless browser cuts the mustard\n\t  // (also passes if polyfills are used)\n\t  if ('addEventListener' in window && Array.prototype.indexOf) {\n\t    setUp();\n\t  }\n\n\t  /*\n\t   * api\n\t   */\n\n\t  return {\n\t    // returns string: the current input type\n\t    // opt: 'intent'|'input'\n\t    // 'input' (default): returns the same value as the `data-whatinput` attribute\n\t    // 'intent': includes `data-whatintent` value if it's different than `data-whatinput`\n\t    ask: function ask(opt) {\n\t      return opt === 'intent' ? currentIntent : currentInput;\n\t    },\n\n\t    // returns string: the currently focused element or null\n\t    element: function element() {\n\t      return currentElement;\n\t    },\n\n\t    // overwrites ignored keys with provided array\n\t    ignoreKeys: function ignoreKeys(arr) {\n\t      ignoreMap = arr;\n\t    },\n\n\t    // overwrites specific char keys to update on\n\t    specificKeys: function specificKeys(arr) {\n\t      specificMap = arr;\n\t    },\n\n\t    // attach functions to input and intent \"events\"\n\t    // funct: function to fire on change\n\t    // eventType: 'input'|'intent'\n\t    registerOnChange: function registerOnChange(fn, eventType) {\n\t      functionList.push({\n\t        fn: fn,\n\t        type: eventType || 'input'\n\t      });\n\t    },\n\n\t    unRegisterOnChange: function unRegisterOnChange(fn) {\n\t      var position = objPos(fn);\n\n\t      if (position || position === 0) {\n\t        functionList.splice(position, 1);\n\t      }\n\t    },\n\n\t    clearStorage: function clearStorage() {\n\t      window.sessionStorage.clear();\n\t    }\n\t  };\n\t}();\n\n/***/ })\n/******/ ])\n});\n;\n},{}],175:[function(require,module,exports){\n(function (global, factory) {\n  typeof exports === 'object' && typeof module !== 'undefined' ? factory() :\n  typeof define === 'function' && define.amd ? define('inert', factory) :\n  (factory());\n}(this, (function () { 'use strict';\n\n  var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();\n\n  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\n  /**\n   * This work is licensed under the W3C Software and Document License\n   * (http://www.w3.org/Consortium/Legal/2015/copyright-software-and-document).\n   */\n\n  // Convenience function for converting NodeLists.\n  /** @type {typeof Array.prototype.slice} */\n  var slice = Array.prototype.slice;\n\n  /**\n   * IE has a non-standard name for \"matches\".\n   * @type {typeof Element.prototype.matches}\n   */\n  var matches = Element.prototype.matches || Element.prototype.msMatchesSelector;\n\n  /** @type {string} */\n  var _focusableElementsString = ['a[href]', 'area[href]', 'input:not([disabled])', 'select:not([disabled])', 'textarea:not([disabled])', 'button:not([disabled])', 'details', 'summary', 'iframe', 'object', 'embed', '[contenteditable]'].join(',');\n\n  /**\n   * `InertRoot` manages a single inert subtree, i.e. a DOM subtree whose root element has an `inert`\n   * attribute.\n   *\n   * Its main functions are:\n   *\n   * - to create and maintain a set of managed `InertNode`s, including when mutations occur in the\n   *   subtree. The `makeSubtreeUnfocusable()` method handles collecting `InertNode`s via registering\n   *   each focusable node in the subtree with the singleton `InertManager` which manages all known\n   *   focusable nodes within inert subtrees. `InertManager` ensures that a single `InertNode`\n   *   instance exists for each focusable node which has at least one inert root as an ancestor.\n   *\n   * - to notify all managed `InertNode`s when this subtree stops being inert (i.e. when the `inert`\n   *   attribute is removed from the root node). This is handled in the destructor, which calls the\n   *   `deregister` method on `InertManager` for each managed inert node.\n   */\n\n  var InertRoot = function () {\n    /**\n     * @param {!Element} rootElement The Element at the root of the inert subtree.\n     * @param {!InertManager} inertManager The global singleton InertManager object.\n     */\n    function InertRoot(rootElement, inertManager) {\n      _classCallCheck(this, InertRoot);\n\n      /** @type {!InertManager} */\n      this._inertManager = inertManager;\n\n      /** @type {!Element} */\n      this._rootElement = rootElement;\n\n      /**\n       * @type {!Set<!InertNode>}\n       * All managed focusable nodes in this InertRoot's subtree.\n       */\n      this._managedNodes = new Set();\n\n      // Make the subtree hidden from assistive technology\n      if (this._rootElement.hasAttribute('aria-hidden')) {\n        /** @type {?string} */\n        this._savedAriaHidden = this._rootElement.getAttribute('aria-hidden');\n      } else {\n        this._savedAriaHidden = null;\n      }\n      this._rootElement.setAttribute('aria-hidden', 'true');\n\n      // Make all focusable elements in the subtree unfocusable and add them to _managedNodes\n      this._makeSubtreeUnfocusable(this._rootElement);\n\n      // Watch for:\n      // - any additions in the subtree: make them unfocusable too\n      // - any removals from the subtree: remove them from this inert root's managed nodes\n      // - attribute changes: if `tabindex` is added, or removed from an intrinsically focusable\n      //   element, make that node a managed node.\n      this._observer = new MutationObserver(this._onMutation.bind(this));\n      this._observer.observe(this._rootElement, { attributes: true, childList: true, subtree: true });\n    }\n\n    /**\n     * Call this whenever this object is about to become obsolete.  This unwinds all of the state\n     * stored in this object and updates the state of all of the managed nodes.\n     */\n\n\n    _createClass(InertRoot, [{\n      key: 'destructor',\n      value: function destructor() {\n        this._observer.disconnect();\n\n        if (this._rootElement) {\n          if (this._savedAriaHidden !== null) {\n            this._rootElement.setAttribute('aria-hidden', this._savedAriaHidden);\n          } else {\n            this._rootElement.removeAttribute('aria-hidden');\n          }\n        }\n\n        this._managedNodes.forEach(function (inertNode) {\n          this._unmanageNode(inertNode.node);\n        }, this);\n\n        // Note we cast the nulls to the ANY type here because:\n        // 1) We want the class properties to be declared as non-null, or else we\n        //    need even more casts throughout this code. All bets are off if an\n        //    instance has been destroyed and a method is called.\n        // 2) We don't want to cast \"this\", because we want type-aware optimizations\n        //    to know which properties we're setting.\n        this._observer = /** @type {?} */null;\n        this._rootElement = /** @type {?} */null;\n        this._managedNodes = /** @type {?} */null;\n        this._inertManager = /** @type {?} */null;\n      }\n\n      /**\n       * @return {!Set<!InertNode>} A copy of this InertRoot's managed nodes set.\n       */\n\n    }, {\n      key: '_makeSubtreeUnfocusable',\n\n\n      /**\n       * @param {!Node} startNode\n       */\n      value: function _makeSubtreeUnfocusable(startNode) {\n        var _this2 = this;\n\n        composedTreeWalk(startNode, function (node) {\n          return _this2._visitNode(node);\n        });\n\n        var activeElement = document.activeElement;\n\n        if (!document.body.contains(startNode)) {\n          // startNode may be in shadow DOM, so find its nearest shadowRoot to get the activeElement.\n          var node = startNode;\n          /** @type {!ShadowRoot|undefined} */\n          var root = undefined;\n          while (node) {\n            if (node.nodeType === Node.DOCUMENT_FRAGMENT_NODE) {\n              root = /** @type {!ShadowRoot} */node;\n              break;\n            }\n            node = node.parentNode;\n          }\n          if (root) {\n            activeElement = root.activeElement;\n          }\n        }\n        if (startNode.contains(activeElement)) {\n          activeElement.blur();\n          // In IE11, if an element is already focused, and then set to tabindex=-1\n          // calling blur() will not actually move the focus.\n          // To work around this we call focus() on the body instead.\n          if (activeElement === document.activeElement) {\n            document.body.focus();\n          }\n        }\n      }\n\n      /**\n       * @param {!Node} node\n       */\n\n    }, {\n      key: '_visitNode',\n      value: function _visitNode(node) {\n        if (node.nodeType !== Node.ELEMENT_NODE) {\n          return;\n        }\n        var element = /** @type {!Element} */node;\n\n        // If a descendant inert root becomes un-inert, its descendants will still be inert because of\n        // this inert root, so all of its managed nodes need to be adopted by this InertRoot.\n        if (element !== this._rootElement && element.hasAttribute('inert')) {\n          this._adoptInertRoot(element);\n        }\n\n        if (matches.call(element, _focusableElementsString) || element.hasAttribute('tabindex')) {\n          this._manageNode(element);\n        }\n      }\n\n      /**\n       * Register the given node with this InertRoot and with InertManager.\n       * @param {!Node} node\n       */\n\n    }, {\n      key: '_manageNode',\n      value: function _manageNode(node) {\n        var inertNode = this._inertManager.register(node, this);\n        this._managedNodes.add(inertNode);\n      }\n\n      /**\n       * Unregister the given node with this InertRoot and with InertManager.\n       * @param {!Node} node\n       */\n\n    }, {\n      key: '_unmanageNode',\n      value: function _unmanageNode(node) {\n        var inertNode = this._inertManager.deregister(node, this);\n        if (inertNode) {\n          this._managedNodes['delete'](inertNode);\n        }\n      }\n\n      /**\n       * Unregister the entire subtree starting at `startNode`.\n       * @param {!Node} startNode\n       */\n\n    }, {\n      key: '_unmanageSubtree',\n      value: function _unmanageSubtree(startNode) {\n        var _this3 = this;\n\n        composedTreeWalk(startNode, function (node) {\n          return _this3._unmanageNode(node);\n        });\n      }\n\n      /**\n       * If a descendant node is found with an `inert` attribute, adopt its managed nodes.\n       * @param {!Element} node\n       */\n\n    }, {\n      key: '_adoptInertRoot',\n      value: function _adoptInertRoot(node) {\n        var inertSubroot = this._inertManager.getInertRoot(node);\n\n        // During initialisation this inert root may not have been registered yet,\n        // so register it now if need be.\n        if (!inertSubroot) {\n          this._inertManager.setInert(node, true);\n          inertSubroot = this._inertManager.getInertRoot(node);\n        }\n\n        inertSubroot.managedNodes.forEach(function (savedInertNode) {\n          this._manageNode(savedInertNode.node);\n        }, this);\n      }\n\n      /**\n       * Callback used when mutation observer detects subtree additions, removals, or attribute changes.\n       * @param {!Array<!MutationRecord>} records\n       * @param {!MutationObserver} self\n       */\n\n    }, {\n      key: '_onMutation',\n      value: function _onMutation(records, self) {\n        records.forEach(function (record) {\n          var target = /** @type {!Element} */record.target;\n          if (record.type === 'childList') {\n            // Manage added nodes\n            slice.call(record.addedNodes).forEach(function (node) {\n              this._makeSubtreeUnfocusable(node);\n            }, this);\n\n            // Un-manage removed nodes\n            slice.call(record.removedNodes).forEach(function (node) {\n              this._unmanageSubtree(node);\n            }, this);\n          } else if (record.type === 'attributes') {\n            if (record.attributeName === 'tabindex') {\n              // Re-initialise inert node if tabindex changes\n              this._manageNode(target);\n            } else if (target !== this._rootElement && record.attributeName === 'inert' && target.hasAttribute('inert')) {\n              // If a new inert root is added, adopt its managed nodes and make sure it knows about the\n              // already managed nodes from this inert subroot.\n              this._adoptInertRoot(target);\n              var inertSubroot = this._inertManager.getInertRoot(target);\n              this._managedNodes.forEach(function (managedNode) {\n                if (target.contains(managedNode.node)) {\n                  inertSubroot._manageNode(managedNode.node);\n                }\n              });\n            }\n          }\n        }, this);\n      }\n    }, {\n      key: 'managedNodes',\n      get: function get() {\n        return new Set(this._managedNodes);\n      }\n\n      /** @return {boolean} */\n\n    }, {\n      key: 'hasSavedAriaHidden',\n      get: function get() {\n        return this._savedAriaHidden !== null;\n      }\n\n      /** @param {?string} ariaHidden */\n\n    }, {\n      key: 'savedAriaHidden',\n      set: function set(ariaHidden) {\n        this._savedAriaHidden = ariaHidden;\n      }\n\n      /** @return {?string} */\n      ,\n      get: function get() {\n        return this._savedAriaHidden;\n      }\n    }]);\n\n    return InertRoot;\n  }();\n\n  /**\n   * `InertNode` initialises and manages a single inert node.\n   * A node is inert if it is a descendant of one or more inert root elements.\n   *\n   * On construction, `InertNode` saves the existing `tabindex` value for the node, if any, and\n   * either removes the `tabindex` attribute or sets it to `-1`, depending on whether the element\n   * is intrinsically focusable or not.\n   *\n   * `InertNode` maintains a set of `InertRoot`s which are descendants of this `InertNode`. When an\n   * `InertRoot` is destroyed, and calls `InertManager.deregister()`, the `InertManager` notifies the\n   * `InertNode` via `removeInertRoot()`, which in turn destroys the `InertNode` if no `InertRoot`s\n   * remain in the set. On destruction, `InertNode` reinstates the stored `tabindex` if one exists,\n   * or removes the `tabindex` attribute if the element is intrinsically focusable.\n   */\n\n\n  var InertNode = function () {\n    /**\n     * @param {!Node} node A focusable element to be made inert.\n     * @param {!InertRoot} inertRoot The inert root element associated with this inert node.\n     */\n    function InertNode(node, inertRoot) {\n      _classCallCheck(this, InertNode);\n\n      /** @type {!Node} */\n      this._node = node;\n\n      /** @type {boolean} */\n      this._overrodeFocusMethod = false;\n\n      /**\n       * @type {!Set<!InertRoot>} The set of descendant inert roots.\n       *    If and only if this set becomes empty, this node is no longer inert.\n       */\n      this._inertRoots = new Set([inertRoot]);\n\n      /** @type {?number} */\n      this._savedTabIndex = null;\n\n      /** @type {boolean} */\n      this._destroyed = false;\n\n      // Save any prior tabindex info and make this node untabbable\n      this.ensureUntabbable();\n    }\n\n    /**\n     * Call this whenever this object is about to become obsolete.\n     * This makes the managed node focusable again and deletes all of the previously stored state.\n     */\n\n\n    _createClass(InertNode, [{\n      key: 'destructor',\n      value: function destructor() {\n        this._throwIfDestroyed();\n\n        if (this._node && this._node.nodeType === Node.ELEMENT_NODE) {\n          var element = /** @type {!Element} */this._node;\n          if (this._savedTabIndex !== null) {\n            element.setAttribute('tabindex', this._savedTabIndex);\n          } else {\n            element.removeAttribute('tabindex');\n          }\n\n          // Use `delete` to restore native focus method.\n          if (this._overrodeFocusMethod) {\n            delete element.focus;\n          }\n        }\n\n        // See note in InertRoot.destructor for why we cast these nulls to ANY.\n        this._node = /** @type {?} */null;\n        this._inertRoots = /** @type {?} */null;\n        this._destroyed = true;\n      }\n\n      /**\n       * @type {boolean} Whether this object is obsolete because the managed node is no longer inert.\n       * If the object has been destroyed, any attempt to access it will cause an exception.\n       */\n\n    }, {\n      key: '_throwIfDestroyed',\n\n\n      /**\n       * Throw if user tries to access destroyed InertNode.\n       */\n      value: function _throwIfDestroyed() {\n        if (this.destroyed) {\n          throw new Error('Trying to access destroyed InertNode');\n        }\n      }\n\n      /** @return {boolean} */\n\n    }, {\n      key: 'ensureUntabbable',\n\n\n      /** Save the existing tabindex value and make the node untabbable and unfocusable */\n      value: function ensureUntabbable() {\n        if (this.node.nodeType !== Node.ELEMENT_NODE) {\n          return;\n        }\n        var element = /** @type {!Element} */this.node;\n        if (matches.call(element, _focusableElementsString)) {\n          if ( /** @type {!HTMLElement} */element.tabIndex === -1 && this.hasSavedTabIndex) {\n            return;\n          }\n\n          if (element.hasAttribute('tabindex')) {\n            this._savedTabIndex = /** @type {!HTMLElement} */element.tabIndex;\n          }\n          element.setAttribute('tabindex', '-1');\n          if (element.nodeType === Node.ELEMENT_NODE) {\n            element.focus = function () {};\n            this._overrodeFocusMethod = true;\n          }\n        } else if (element.hasAttribute('tabindex')) {\n          this._savedTabIndex = /** @type {!HTMLElement} */element.tabIndex;\n          element.removeAttribute('tabindex');\n        }\n      }\n\n      /**\n       * Add another inert root to this inert node's set of managing inert roots.\n       * @param {!InertRoot} inertRoot\n       */\n\n    }, {\n      key: 'addInertRoot',\n      value: function addInertRoot(inertRoot) {\n        this._throwIfDestroyed();\n        this._inertRoots.add(inertRoot);\n      }\n\n      /**\n       * Remove the given inert root from this inert node's set of managing inert roots.\n       * If the set of managing inert roots becomes empty, this node is no longer inert,\n       * so the object should be destroyed.\n       * @param {!InertRoot} inertRoot\n       */\n\n    }, {\n      key: 'removeInertRoot',\n      value: function removeInertRoot(inertRoot) {\n        this._throwIfDestroyed();\n        this._inertRoots['delete'](inertRoot);\n        if (this._inertRoots.size === 0) {\n          this.destructor();\n        }\n      }\n    }, {\n      key: 'destroyed',\n      get: function get() {\n        return (/** @type {!InertNode} */this._destroyed\n        );\n      }\n    }, {\n      key: 'hasSavedTabIndex',\n      get: function get() {\n        return this._savedTabIndex !== null;\n      }\n\n      /** @return {!Node} */\n\n    }, {\n      key: 'node',\n      get: function get() {\n        this._throwIfDestroyed();\n        return this._node;\n      }\n\n      /** @param {?number} tabIndex */\n\n    }, {\n      key: 'savedTabIndex',\n      set: function set(tabIndex) {\n        this._throwIfDestroyed();\n        this._savedTabIndex = tabIndex;\n      }\n\n      /** @return {?number} */\n      ,\n      get: function get() {\n        this._throwIfDestroyed();\n        return this._savedTabIndex;\n      }\n    }]);\n\n    return InertNode;\n  }();\n\n  /**\n   * InertManager is a per-document singleton object which manages all inert roots and nodes.\n   *\n   * When an element becomes an inert root by having an `inert` attribute set and/or its `inert`\n   * property set to `true`, the `setInert` method creates an `InertRoot` object for the element.\n   * The `InertRoot` in turn registers itself as managing all of the element's focusable descendant\n   * nodes via the `register()` method. The `InertManager` ensures that a single `InertNode` instance\n   * is created for each such node, via the `_managedNodes` map.\n   */\n\n\n  var InertManager = function () {\n    /**\n     * @param {!Document} document\n     */\n    function InertManager(document) {\n      _classCallCheck(this, InertManager);\n\n      if (!document) {\n        throw new Error('Missing required argument; InertManager needs to wrap a document.');\n      }\n\n      /** @type {!Document} */\n      this._document = document;\n\n      /**\n       * All managed nodes known to this InertManager. In a map to allow looking up by Node.\n       * @type {!Map<!Node, !InertNode>}\n       */\n      this._managedNodes = new Map();\n\n      /**\n       * All inert roots known to this InertManager. In a map to allow looking up by Node.\n       * @type {!Map<!Node, !InertRoot>}\n       */\n      this._inertRoots = new Map();\n\n      /**\n       * Observer for mutations on `document.body`.\n       * @type {!MutationObserver}\n       */\n      this._observer = new MutationObserver(this._watchForInert.bind(this));\n\n      // Add inert style.\n      addInertStyle(document.head || document.body || document.documentElement);\n\n      // Wait for document to be loaded.\n      if (document.readyState === 'loading') {\n        document.addEventListener('DOMContentLoaded', this._onDocumentLoaded.bind(this));\n      } else {\n        this._onDocumentLoaded();\n      }\n    }\n\n    /**\n     * Set whether the given element should be an inert root or not.\n     * @param {!Element} root\n     * @param {boolean} inert\n     */\n\n\n    _createClass(InertManager, [{\n      key: 'setInert',\n      value: function setInert(root, inert) {\n        if (inert) {\n          if (this._inertRoots.has(root)) {\n            // element is already inert\n            return;\n          }\n\n          var inertRoot = new InertRoot(root, this);\n          root.setAttribute('inert', '');\n          this._inertRoots.set(root, inertRoot);\n          // If not contained in the document, it must be in a shadowRoot.\n          // Ensure inert styles are added there.\n          if (!this._document.body.contains(root)) {\n            var parent = root.parentNode;\n            while (parent) {\n              if (parent.nodeType === 11) {\n                addInertStyle(parent);\n              }\n              parent = parent.parentNode;\n            }\n          }\n        } else {\n          if (!this._inertRoots.has(root)) {\n            // element is already non-inert\n            return;\n          }\n\n          var _inertRoot = this._inertRoots.get(root);\n          _inertRoot.destructor();\n          this._inertRoots['delete'](root);\n          root.removeAttribute('inert');\n        }\n      }\n\n      /**\n       * Get the InertRoot object corresponding to the given inert root element, if any.\n       * @param {!Node} element\n       * @return {!InertRoot|undefined}\n       */\n\n    }, {\n      key: 'getInertRoot',\n      value: function getInertRoot(element) {\n        return this._inertRoots.get(element);\n      }\n\n      /**\n       * Register the given InertRoot as managing the given node.\n       * In the case where the node has a previously existing inert root, this inert root will\n       * be added to its set of inert roots.\n       * @param {!Node} node\n       * @param {!InertRoot} inertRoot\n       * @return {!InertNode} inertNode\n       */\n\n    }, {\n      key: 'register',\n      value: function register(node, inertRoot) {\n        var inertNode = this._managedNodes.get(node);\n        if (inertNode !== undefined) {\n          // node was already in an inert subtree\n          inertNode.addInertRoot(inertRoot);\n        } else {\n          inertNode = new InertNode(node, inertRoot);\n        }\n\n        this._managedNodes.set(node, inertNode);\n\n        return inertNode;\n      }\n\n      /**\n       * De-register the given InertRoot as managing the given inert node.\n       * Removes the inert root from the InertNode's set of managing inert roots, and remove the inert\n       * node from the InertManager's set of managed nodes if it is destroyed.\n       * If the node is not currently managed, this is essentially a no-op.\n       * @param {!Node} node\n       * @param {!InertRoot} inertRoot\n       * @return {?InertNode} The potentially destroyed InertNode associated with this node, if any.\n       */\n\n    }, {\n      key: 'deregister',\n      value: function deregister(node, inertRoot) {\n        var inertNode = this._managedNodes.get(node);\n        if (!inertNode) {\n          return null;\n        }\n\n        inertNode.removeInertRoot(inertRoot);\n        if (inertNode.destroyed) {\n          this._managedNodes['delete'](node);\n        }\n\n        return inertNode;\n      }\n\n      /**\n       * Callback used when document has finished loading.\n       */\n\n    }, {\n      key: '_onDocumentLoaded',\n      value: function _onDocumentLoaded() {\n        // Find all inert roots in document and make them actually inert.\n        var inertElements = slice.call(this._document.querySelectorAll('[inert]'));\n        inertElements.forEach(function (inertElement) {\n          this.setInert(inertElement, true);\n        }, this);\n\n        // Comment this out to use programmatic API only.\n        this._observer.observe(this._document.body || this._document.documentElement, { attributes: true, subtree: true, childList: true });\n      }\n\n      /**\n       * Callback used when mutation observer detects attribute changes.\n       * @param {!Array<!MutationRecord>} records\n       * @param {!MutationObserver} self\n       */\n\n    }, {\n      key: '_watchForInert',\n      value: function _watchForInert(records, self) {\n        var _this = this;\n        records.forEach(function (record) {\n          switch (record.type) {\n            case 'childList':\n              slice.call(record.addedNodes).forEach(function (node) {\n                if (node.nodeType !== Node.ELEMENT_NODE) {\n                  return;\n                }\n                var inertElements = slice.call(node.querySelectorAll('[inert]'));\n                if (matches.call(node, '[inert]')) {\n                  inertElements.unshift(node);\n                }\n                inertElements.forEach(function (inertElement) {\n                  this.setInert(inertElement, true);\n                }, _this);\n              }, _this);\n              break;\n            case 'attributes':\n              if (record.attributeName !== 'inert') {\n                return;\n              }\n              var target = /** @type {!Element} */record.target;\n              var inert = target.hasAttribute('inert');\n              _this.setInert(target, inert);\n              break;\n          }\n        }, this);\n      }\n    }]);\n\n    return InertManager;\n  }();\n\n  /**\n   * Recursively walk the composed tree from |node|.\n   * @param {!Node} node\n   * @param {(function (!Element))=} callback Callback to be called for each element traversed,\n   *     before descending into child nodes.\n   * @param {?ShadowRoot=} shadowRootAncestor The nearest ShadowRoot ancestor, if any.\n   */\n\n\n  function composedTreeWalk(node, callback, shadowRootAncestor) {\n    if (node.nodeType == Node.ELEMENT_NODE) {\n      var element = /** @type {!Element} */node;\n      if (callback) {\n        callback(element);\n      }\n\n      // Descend into node:\n      // If it has a ShadowRoot, ignore all child elements - these will be picked\n      // up by the <content> or <shadow> elements. Descend straight into the\n      // ShadowRoot.\n      var shadowRoot = /** @type {!HTMLElement} */element.shadowRoot;\n      if (shadowRoot) {\n        composedTreeWalk(shadowRoot, callback, shadowRoot);\n        return;\n      }\n\n      // If it is a <content> element, descend into distributed elements - these\n      // are elements from outside the shadow root which are rendered inside the\n      // shadow DOM.\n      if (element.localName == 'content') {\n        var content = /** @type {!HTMLContentElement} */element;\n        // Verifies if ShadowDom v0 is supported.\n        var distributedNodes = content.getDistributedNodes ? content.getDistributedNodes() : [];\n        for (var i = 0; i < distributedNodes.length; i++) {\n          composedTreeWalk(distributedNodes[i], callback, shadowRootAncestor);\n        }\n        return;\n      }\n\n      // If it is a <slot> element, descend into assigned nodes - these\n      // are elements from outside the shadow root which are rendered inside the\n      // shadow DOM.\n      if (element.localName == 'slot') {\n        var slot = /** @type {!HTMLSlotElement} */element;\n        // Verify if ShadowDom v1 is supported.\n        var _distributedNodes = slot.assignedNodes ? slot.assignedNodes({ flatten: true }) : [];\n        for (var _i = 0; _i < _distributedNodes.length; _i++) {\n          composedTreeWalk(_distributedNodes[_i], callback, shadowRootAncestor);\n        }\n        return;\n      }\n    }\n\n    // If it is neither the parent of a ShadowRoot, a <content> element, a <slot>\n    // element, nor a <shadow> element recurse normally.\n    var child = node.firstChild;\n    while (child != null) {\n      composedTreeWalk(child, callback, shadowRootAncestor);\n      child = child.nextSibling;\n    }\n  }\n\n  /**\n   * Adds a style element to the node containing the inert specific styles\n   * @param {!Node} node\n   */\n  function addInertStyle(node) {\n    if (node.querySelector('style#inert-style')) {\n      return;\n    }\n    var style = document.createElement('style');\n    style.setAttribute('id', 'inert-style');\n    style.textContent = '\\n' + '[inert] {\\n' + '  pointer-events: none;\\n' + '  cursor: default;\\n' + '}\\n' + '\\n' + '[inert], [inert] * {\\n' + '  user-select: none;\\n' + '  -webkit-user-select: none;\\n' + '  -moz-user-select: none;\\n' + '  -ms-user-select: none;\\n' + '}\\n';\n    node.appendChild(style);\n  }\n\n  /** @type {!InertManager} */\n  var inertManager = new InertManager(document);\n\n  if (!Element.prototype.hasOwnProperty('inert')) {\n    Object.defineProperty(Element.prototype, 'inert', {\n      enumerable: true,\n      /** @this {!Element} */\n      get: function get() {\n        return this.hasAttribute('inert');\n      },\n      /** @this {!Element} */\n      set: function set(inert) {\n        inertManager.setInert(this, inert);\n      }\n    });\n  }\n\n})));\n\n},{}],176:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.initAll = initAll;\nObject.defineProperty(exports, \"Fitvids\", {\n  enumerable: true,\n  get: function get() {\n    return _fitvids.default;\n  }\n});\nObject.defineProperty(exports, \"Axios\", {\n  enumerable: true,\n  get: function get() {\n    return _axios.default;\n  }\n});\nObject.defineProperty(exports, \"Vue\", {\n  enumerable: true,\n  get: function get() {\n    return _vue.default;\n  }\n});\nObject.defineProperty(exports, \"AddressInput\", {\n  enumerable: true,\n  get: function get() {\n    return _addressInput.default;\n  }\n});\nObject.defineProperty(exports, \"BarChart\", {\n  enumerable: true,\n  get: function get() {\n    return _barChart.default;\n  }\n});\nObject.defineProperty(exports, \"BlogFeed\", {\n  enumerable: true,\n  get: function get() {\n    return _blogFeed.default;\n  }\n});\nObject.defineProperty(exports, \"Bookmark\", {\n  enumerable: true,\n  get: function get() {\n    return _bookmark.default;\n  }\n});\nObject.defineProperty(exports, \"Datepicker\", {\n  enumerable: true,\n  get: function get() {\n    return _datepicker.default;\n  }\n});\nObject.defineProperty(exports, \"Dialog\", {\n  enumerable: true,\n  get: function get() {\n    return _dialog.default;\n  }\n});\nObject.defineProperty(exports, \"FileUpload\", {\n  enumerable: true,\n  get: function get() {\n    return _fileUpload.default;\n  }\n});\nObject.defineProperty(exports, \"Form\", {\n  enumerable: true,\n  get: function get() {\n    return _form.default;\n  }\n});\nObject.defineProperty(exports, \"GlobalMasthead\", {\n  enumerable: true,\n  get: function get() {\n    return _globalMasthead.default;\n  }\n});\nObject.defineProperty(exports, \"Input\", {\n  enumerable: true,\n  get: function get() {\n    return _input.default;\n  }\n});\nObject.defineProperty(exports, \"InputCounter\", {\n  enumerable: true,\n  get: function get() {\n    return _inputCounter.default;\n  }\n});\nObject.defineProperty(exports, \"InputRTE\", {\n  enumerable: true,\n  get: function get() {\n    return _inputTextareaWithRte.default;\n  }\n});\nObject.defineProperty(exports, \"LocationInput\", {\n  enumerable: true,\n  get: function get() {\n    return _locationInput.default;\n  }\n});\nObject.defineProperty(exports, \"Notification\", {\n  enumerable: true,\n  get: function get() {\n    return _notification.default;\n  }\n});\nObject.defineProperty(exports, \"RadarChart\", {\n  enumerable: true,\n  get: function get() {\n    return _radarChart.default;\n  }\n});\nObject.defineProperty(exports, \"Repeater\", {\n  enumerable: true,\n  get: function get() {\n    return _repeater.default;\n  }\n});\nObject.defineProperty(exports, \"SalaryCalculator\", {\n  enumerable: true,\n  get: function get() {\n    return _salaryCalculator.default;\n  }\n});\nObject.defineProperty(exports, \"SectionHeader\", {\n  enumerable: true,\n  get: function get() {\n    return _sectionHeader.default;\n  }\n});\nObject.defineProperty(exports, \"SectionNavigation\", {\n  enumerable: true,\n  get: function get() {\n    return _sectionNavigation.default;\n  }\n});\nObject.defineProperty(exports, \"Select\", {\n  enumerable: true,\n  get: function get() {\n    return _select.default;\n  }\n});\nObject.defineProperty(exports, \"ShareLinks\", {\n  enumerable: true,\n  get: function get() {\n    return _shareLinks.default;\n  }\n});\nObject.defineProperty(exports, \"Skiplink\", {\n  enumerable: true,\n  get: function get() {\n    return _skiplink.default;\n  }\n});\nObject.defineProperty(exports, \"Suggestobox\", {\n  enumerable: true,\n  get: function get() {\n    return _suggestobox.default;\n  }\n});\nObject.defineProperty(exports, \"Tab\", {\n  enumerable: true,\n  get: function get() {\n    return _tab.default;\n  }\n});\nObject.defineProperty(exports, \"Table\", {\n  enumerable: true,\n  get: function get() {\n    return _table.default;\n  }\n});\nObject.defineProperty(exports, \"UserAccount\", {\n  enumerable: true,\n  get: function get() {\n    return _userAccount.default;\n  }\n});\n\nrequire(\"wicg-inert\");\n\nrequire(\"what-input\");\n\nvar _fitvids = _interopRequireDefault(require(\"fitvids\"));\n\nvar _axios = _interopRequireDefault(require(\"axios\"));\n\nvar _vue = _interopRequireDefault(require(\"vue/dist/vue.js\"));\n\nvar _addressInput = _interopRequireDefault(require(\"../../components/address-input/address-input\"));\n\nvar _barChart = _interopRequireDefault(require(\"../../components/bar-chart/bar-chart\"));\n\nvar _blogFeed = _interopRequireDefault(require(\"../../components/blog-feed/blog-feed\"));\n\nvar _bookmark = _interopRequireDefault(require(\"../../components/bookmark/bookmark\"));\n\nvar _buttonDropdown = _interopRequireDefault(require(\"../../components/button-dropdown/button-dropdown\"));\n\nvar _countdown = _interopRequireDefault(require(\"../../components/countdown/countdown\"));\n\nvar _cpdApp = _interopRequireDefault(require(\"../../components/cpd-app/cpd-app\"));\n\nvar _datepicker = _interopRequireDefault(require(\"../../components/datepicker/datepicker\"));\n\nvar _detailsGroup = _interopRequireDefault(require(\"../../components/details-group/details-group\"));\n\nvar _dialog = _interopRequireDefault(require(\"../../components/dialog/dialog\"));\n\nvar _fileUpload = _interopRequireDefault(require(\"../../components/file-upload/file-upload\"));\n\nvar _form = _interopRequireDefault(require(\"../../components/form/form\"));\n\nvar _globalMasthead = _interopRequireDefault(require(\"../../components/global-masthead/global-masthead\"));\n\nvar _input = _interopRequireDefault(require(\"../../components/input/input\"));\n\nvar _inputCounter = _interopRequireDefault(require(\"../../components/input-counter/input-counter\"));\n\nvar _inputTextareaWithRte = _interopRequireDefault(require(\"../../components/input/input--textarea-with-rte\"));\n\nvar _locationInput = _interopRequireDefault(require(\"../../components/location-input/location-input\"));\n\nvar _notification = _interopRequireDefault(require(\"../../components/notification/notification\"));\n\nvar _processMasthead = _interopRequireDefault(require(\"../../components/process-masthead/process-masthead\"));\n\nvar _radarChart = _interopRequireDefault(require(\"../../components/radar-chart/radar-chart\"));\n\nvar _repeater = _interopRequireDefault(require(\"../../components/repeater/repeater\"));\n\nvar _salaryCalculator = _interopRequireDefault(require(\"../../components/salary-calculator/salary-calculator\"));\n\nvar _sectionHeader = _interopRequireDefault(require(\"../../components/section-header/section-header\"));\n\nvar _sectionNavigation = _interopRequireDefault(require(\"../../components/section-navigation/section-navigation\"));\n\nvar _select = _interopRequireDefault(require(\"../../components/select/select\"));\n\nvar _shareLinks = 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It will only do this if the component is explicitly\n * listed here, and only if it finds the component on the page, however it\n * loads the JS for *ALL* components, as they're all imported at once.\n *\n * You can keep JS filesizes small by creating different entry files that only\n * include the components needed for a page or section.\n *\n * This file also exports all component classes so that they can be initialized\n * individually, if necessary.\n *\n * `window.theNamespace.initAll()` (where `theNamespace` is the configured name\n * of the npm package.)\n */\n// Self initialising vendor files\n// Manually initialised vendor files\n// Vendor files for pass through\n// Components\nfunction initAll(options) {\n  options = typeof options !== \"undefined\" ? options : {}; // Scope initialization to only certain parts of the page\n  // Defaults to entire document if not set\n\n  var scope = typeof options.scope !== \"undefined\" ? options.scope : document;\n  scope.querySelectorAll('[data-module=\"ibis-address-input\"]').forEach(function (module) {\n    new _addressInput.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-blog-feed\"]').forEach(function (module) {\n    new _blogFeed.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-bookmark\"]').forEach(function (module) {\n    new _bookmark.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-button-dropdown\"]').forEach(function (module) {\n    new _buttonDropdown.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-cpd-app\"]').forEach(function (module) {\n    new _cpdApp.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-countdown\"]').forEach(function (module) {\n    new _countdown.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-datepicker\"]').forEach(function (module) {\n    new _datepicker.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-details-group\"]').forEach(function (module) {\n    new _detailsGroup.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-dialog\"]').forEach(function (module) {\n    new _dialog.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-file-upload\"]').forEach(function (module) {\n    new _fileUpload.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-form\"]').forEach(function (module) {\n    new _form.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-global-masthead\"]').forEach(function (module) {\n    new _globalMasthead.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-input\"]').forEach(function (module) {\n    new _input.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-input-counter\"]').forEach(function (module) {\n    new _inputCounter.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-inputrte\"]').forEach(function (module) {\n    new _inputTextareaWithRte.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-location-input\"]').forEach(function (module) {\n    new _locationInput.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-process-masthead\"]').forEach(function (module) {\n    new _processMasthead.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-radar-chart\"]').forEach(function (module) {\n    new _radarChart.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-repeater\"]').forEach(function (module) {\n    new _repeater.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-salary-calculator\"]').forEach(function (module) {\n    new _salaryCalculator.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-section-header\"]').forEach(function (module) {\n    new _sectionHeader.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-section-navigation\"]').forEach(function (module) {\n    new _sectionNavigation.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-select\"]').forEach(function (module) {\n    new _select.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-share-links\"]').forEach(function (module) {\n    new _shareLinks.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-skiplink\"]').forEach(function (module) {\n    new _skiplink.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-suggestobox\"]').forEach(function (module) {\n    new _suggestobox.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-tab\"]').forEach(function (module) {\n    new _tab.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-table\"]').forEach(function (module) {\n    new _table.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-user-account\"]').forEach(function (module) {\n    new _userAccount.default(module);\n  });\n  scope.querySelectorAll('[data-module=\"ibis-quiz\"]').forEach(function (module) {\n    new _quiz.default(module);\n  }); // APM's cookie consent tool removes the [src] attribute of videos if consent\n  // hasn't been given, but it keeps the iframe on the page, so we need to test\n  // against the placeholder [data-src] attribute too so those iframes resize.\n\n  (0, _fitvids.default)({\n    players: ['iframe[src*=\"slideshare.net\"]', 'iframe[data-src*=\"slideshare.net\"]', 'iframe[src*=\"player.vimeo.com\"]', 'iframe[data-src*=\"player.vimeo.com\"]', 'iframe[src*=\"youtube.com\"]', 'iframe[data-src*=\"youtube.com\"]', 'iframe[src*=\"youtube-nocookie.com\"]', 'iframe[data-src*=\"youtube-nocookie.com\"]']\n  });\n}\n\n},{\"../../components/address-input/address-input\":1,\"../../components/bar-chart/bar-chart\":2,\"../../components/blog-feed/blog-feed\":3,\"../../components/bookmark/bookmark\":4,\"../../components/button-dropdown/button-dropdown\":5,\"../../components/countdown/countdown\":6,\"../../components/cpd-app/cpd-app\":7,\"../../components/datepicker/datepicker\":8,\"../../components/details-group/details-group\":9,\"../../components/dialog/dialog\":10,\"../../components/file-upload/file-upload\":11,\"../../components/form/form\":12,\"../../components/global-masthead/global-masthead\":13,\"../../components/input-counter/input-counter\":14,\"../../components/input/input\":16,\"../../components/input/input--textarea-with-rte\":15,\"../../components/location-input/location-input\":17,\"../../components/notification/notification\":18,\"../../components/process-masthead/process-masthead\":19,\"../../components/quiz/quiz\":20,\"../../components/radar-chart/radar-chart\":21,\"../../components/repeater/repeater\":22,\"../../components/salary-calculator/salary-calculator\":23,\"../../components/section-header/section-header\":24,\"../../components/section-navigation/section-navigation\":25,\"../../components/select/select\":26,\"../../components/share-links/share-links\":27,\"../../components/skiplink/skiplink\":28,\"../../components/suggestobox/suggestobox\":29,\"../../components/tab/tab\":30,\"../../components/table/table\":31,\"../../components/user-account/user-account\":32,\"axios\":35,\"fitvids\":66,\"vue/dist/vue.js\":173,\"what-input\":174,\"wicg-inert\":175}],177:[function(require,module,exports){\n\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = void 0;\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }\n\nfunction _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }\n\nvar Helper =\n/*#__PURE__*/\nfunction () {\n  function Helper() {\n    _classCallCheck(this, Helper);\n  }\n\n  _createClass(Helper, null, [{\n    key: \"generateGuid\",\n    // Generate a GUID. Matches the RFC, but no real guarantee of uniqueness.\n    value: function generateGuid() {\n      return \"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx\".replace(/[xy]/g, function (c) {\n        var r = Math.random() * 16 | 0,\n            v = c == \"x\" ? r : r & 0x3 | 0x8;\n        return v.toString(16);\n      });\n    }\n  }, {\n    key: \"keyCodes\",\n    value: function keyCodes() {\n      return {\n        TAB: 9,\n        RETURN: 13,\n        ESCAPE: 27,\n        LEFT: 37,\n        UP: 38,\n        RIGHT: 39,\n        DOWN: 40\n      };\n    }\n  }]);\n\n  return Helper;\n}();\n\nexports.default = Helper;\n\n},{}]},{},[176])(176)\n});\n"],"file":"all.js"}