\n\n\n","import mod from \"-!../../../../node_modules/cache-loader/dist/cjs.js??ref--12-0!../../../../node_modules/thread-loader/dist/cjs.js!../../../../node_modules/babel-loader/lib/index.js!../../../../node_modules/cache-loader/dist/cjs.js??ref--0-0!../../../../node_modules/vue-loader/lib/index.js??vue-loader-options!./PriceLabel.vue?vue&type=script&lang=js&\"; export default mod; export * from \"-!../../../../node_modules/cache-loader/dist/cjs.js??ref--12-0!../../../../node_modules/thread-loader/dist/cjs.js!../../../../node_modules/babel-loader/lib/index.js!../../../../node_modules/cache-loader/dist/cjs.js??ref--0-0!../../../../node_modules/vue-loader/lib/index.js??vue-loader-options!./PriceLabel.vue?vue&type=script&lang=js&\"","import { render, staticRenderFns } from \"./PriceLabel.vue?vue&type=template&id=27a52b30&scoped=true&\"\nimport script from \"./PriceLabel.vue?vue&type=script&lang=js&\"\nexport * from \"./PriceLabel.vue?vue&type=script&lang=js&\"\nimport style0 from \"./PriceLabel.vue?vue&type=style&index=0&id=27a52b30&lang=scss&scoped=true&\"\n\n\n/* normalize component */\nimport normalizer from \"!../../../../node_modules/vue-loader/lib/runtime/componentNormalizer.js\"\nvar component = normalizer(\n script,\n render,\n staticRenderFns,\n false,\n null,\n \"27a52b30\",\n null\n \n)\n\nexport default component.exports","import mod from \"-!../../../../node_modules/mini-css-extract-plugin/dist/loader.js??ref--8-oneOf-1-0!../../../../node_modules/@vue/cli-service/node_modules/css-loader/dist/cjs.js??ref--8-oneOf-1-1!../../../../node_modules/vue-loader/lib/loaders/stylePostLoader.js!../../../../node_modules/postcss-loader/src/index.js??ref--8-oneOf-1-2!../../../../node_modules/sass-loader/dist/cjs.js??ref--8-oneOf-1-3!../../../../node_modules/cache-loader/dist/cjs.js??ref--0-0!../../../../node_modules/vue-loader/lib/index.js??vue-loader-options!./PriceLabel.vue?vue&type=style&index=0&id=27a52b30&lang=scss&scoped=true&\"; export default mod; export * from \"-!../../../../node_modules/mini-css-extract-plugin/dist/loader.js??ref--8-oneOf-1-0!../../../../node_modules/@vue/cli-service/node_modules/css-loader/dist/cjs.js??ref--8-oneOf-1-1!../../../../node_modules/vue-loader/lib/loaders/stylePostLoader.js!../../../../node_modules/postcss-loader/src/index.js??ref--8-oneOf-1-2!../../../../node_modules/sass-loader/dist/cjs.js??ref--8-oneOf-1-3!../../../../node_modules/cache-loader/dist/cjs.js??ref--0-0!../../../../node_modules/vue-loader/lib/index.js??vue-loader-options!./PriceLabel.vue?vue&type=style&index=0&id=27a52b30&lang=scss&scoped=true&\"","import Popper from 'popper.js';\nimport { ResizeObserver } from 'vue-resize';\n\nfunction _typeof(obj) {\n if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") {\n _typeof = function (obj) {\n return typeof obj;\n };\n } else {\n _typeof = function (obj) {\n return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n };\n }\n\n return _typeof(obj);\n}\n\nfunction _classCallCheck(instance, Constructor) {\n if (!(instance instanceof Constructor)) {\n throw new TypeError(\"Cannot call a class as a function\");\n }\n}\n\nfunction _defineProperties(target, props) {\n for (var i = 0; i < props.length; i++) {\n var descriptor = props[i];\n descriptor.enumerable = descriptor.enumerable || false;\n descriptor.configurable = true;\n if (\"value\" in descriptor) descriptor.writable = true;\n Object.defineProperty(target, descriptor.key, descriptor);\n }\n}\n\nfunction _createClass(Constructor, protoProps, staticProps) {\n if (protoProps) _defineProperties(Constructor.prototype, protoProps);\n if (staticProps) _defineProperties(Constructor, staticProps);\n return Constructor;\n}\n\nfunction _defineProperty(obj, key, value) {\n if (key in obj) {\n Object.defineProperty(obj, key, {\n value: value,\n enumerable: true,\n configurable: true,\n writable: true\n });\n } else {\n obj[key] = value;\n }\n\n return obj;\n}\n\nfunction ownKeys(object, enumerableOnly) {\n var keys = Object.keys(object);\n\n if (Object.getOwnPropertySymbols) {\n var symbols = Object.getOwnPropertySymbols(object);\n if (enumerableOnly) symbols = symbols.filter(function (sym) {\n return Object.getOwnPropertyDescriptor(object, sym).enumerable;\n });\n keys.push.apply(keys, symbols);\n }\n\n return keys;\n}\n\nfunction _objectSpread2(target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i] != null ? arguments[i] : {};\n\n if (i % 2) {\n ownKeys(Object(source), true).forEach(function (key) {\n _defineProperty(target, key, source[key]);\n });\n } else if (Object.getOwnPropertyDescriptors) {\n Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));\n } else {\n ownKeys(Object(source)).forEach(function (key) {\n Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));\n });\n }\n }\n\n return target;\n}\n\nvar SVGAnimatedString = function SVGAnimatedString() {};\n\nif (typeof window !== 'undefined') {\n SVGAnimatedString = window.SVGAnimatedString;\n}\n\nfunction convertToArray(value) {\n if (typeof value === 'string') {\n value = value.split(' ');\n }\n\n return value;\n}\n/**\n * Add classes to an element.\n * This method checks to ensure that the classes don't already exist before adding them.\n * It uses el.className rather than classList in order to be IE friendly.\n * @param {object} el - The element to add the classes to.\n * @param {classes} string - List of space separated classes to be added to the element.\n */\n\nfunction addClasses(el, classes) {\n var newClasses = convertToArray(classes);\n var classList;\n\n if (el.className instanceof SVGAnimatedString) {\n classList = convertToArray(el.className.baseVal);\n } else {\n classList = convertToArray(el.className);\n }\n\n newClasses.forEach(function (newClass) {\n if (classList.indexOf(newClass) === -1) {\n classList.push(newClass);\n }\n });\n\n if (el instanceof SVGElement) {\n el.setAttribute('class', classList.join(' '));\n } else {\n el.className = classList.join(' ');\n }\n}\n/**\n * Remove classes from an element.\n * It uses el.className rather than classList in order to be IE friendly.\n * @export\n * @param {any} el The element to remove the classes from.\n * @param {any} classes List of space separated classes to be removed from the element.\n */\n\nfunction removeClasses(el, classes) {\n var newClasses = convertToArray(classes);\n var classList;\n\n if (el.className instanceof SVGAnimatedString) {\n classList = convertToArray(el.className.baseVal);\n } else {\n classList = convertToArray(el.className);\n }\n\n newClasses.forEach(function (newClass) {\n var index = classList.indexOf(newClass);\n\n if (index !== -1) {\n classList.splice(index, 1);\n }\n });\n\n if (el instanceof SVGElement) {\n el.setAttribute('class', classList.join(' '));\n } else {\n el.className = classList.join(' ');\n }\n}\nvar supportsPassive = false;\n\nif (typeof window !== 'undefined') {\n supportsPassive = false;\n\n try {\n var opts = Object.defineProperty({}, 'passive', {\n get: function get() {\n supportsPassive = true;\n }\n });\n window.addEventListener('test', null, opts);\n } catch (e) {}\n}\n\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\nvar _listCacheClear = listCacheClear;\n\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\nvar eq_1 = 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_1(array[length][0], key)) {\n return length;\n }\n }\n return -1;\n}\n\nvar _assocIndexOf = 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\nvar _listCacheDelete = listCacheDelete;\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\nvar _listCacheGet = listCacheGet;\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\nvar _listCacheHas = listCacheHas;\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\nvar _listCacheSet = 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\nvar _ListCache = 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\nvar _stackClear = stackClear;\n\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\nvar _stackDelete = stackDelete;\n\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\nvar _stackGet = stackGet;\n\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\nvar _stackHas = stackHas;\n\nvar commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};\n\nfunction createCommonjsModule(fn, module) {\n\treturn module = { exports: {} }, fn(module, module.exports), module.exports;\n}\n\n/** Detect free variable `global` from Node.js. */\nvar freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;\n\nvar _freeGlobal = 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\nvar _root = root;\n\n/** Built-in value references. */\nvar Symbol$1 = _root.Symbol;\n\nvar _Symbol = Symbol$1;\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\nvar _getRawTag = getRawTag;\n\n/** Used for built-in method references. */\nvar objectProto$1 = 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$1 = objectProto$1.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$1.call(value);\n}\n\nvar _objectToString = objectToString;\n\n/** `Object#toString` result references. */\nvar nullTag = '[object Null]',\n undefinedTag = '[object Undefined]';\n\n/** Built-in value references. */\nvar symToStringTag$1 = _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$1 && symToStringTag$1 in Object(value))\n ? _getRawTag(value)\n : _objectToString(value);\n}\n\nvar _baseGetTag = baseGetTag;\n\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\nvar isObject_1 = 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_1(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\nvar isFunction_1 = isFunction;\n\n/** Used to detect overreaching core-js shims. */\nvar coreJsData = _root['__core-js_shared__'];\n\nvar _coreJsData = 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\nvar _isMasked = isMasked;\n\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\nvar _toSource = 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$1 = Function.prototype,\n objectProto$2 = Object.prototype;\n\n/** Used to resolve the decompiled source of functions. */\nvar funcToString$1 = funcProto$1.toString;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$1 = objectProto$2.hasOwnProperty;\n\n/** Used to detect if a method is native. */\nvar reIsNative = RegExp('^' +\n funcToString$1.call(hasOwnProperty$1).replace(reRegExpChar, '\\\\$&')\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_1(value) || _isMasked(value)) {\n return false;\n }\n var pattern = isFunction_1(value) ? reIsNative : reIsHostCtor;\n return pattern.test(_toSource(value));\n}\n\nvar _baseIsNative = baseIsNative;\n\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\nvar _getValue = 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\nvar _getNative = getNative;\n\n/* Built-in method references that are verified to be native. */\nvar Map = _getNative(_root, 'Map');\n\nvar _Map = Map;\n\n/* Built-in method references that are verified to be native. */\nvar nativeCreate = _getNative(Object, 'create');\n\nvar _nativeCreate = 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\nvar _hashClear = hashClear;\n\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\nvar _hashDelete = hashDelete;\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$3 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$2 = objectProto$3.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$2.call(data, key) ? data[key] : undefined;\n}\n\nvar _hashGet = hashGet;\n\n/** Used for built-in method references. */\nvar objectProto$4 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$3 = objectProto$4.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$3.call(data, key);\n}\n\nvar _hashHas = hashHas;\n\n/** Used to stand-in for `undefined` hash values. */\nvar HASH_UNDEFINED$1 = '__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$1 : value;\n return this;\n}\n\nvar _hashSet = 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\nvar _Hash = Hash;\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\nvar _mapCacheClear = mapCacheClear;\n\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\nvar _isKeyable = 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\nvar _getMapData = 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\nvar _mapCacheDelete = mapCacheDelete;\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\nvar _mapCacheGet = mapCacheGet;\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\nvar _mapCacheHas = mapCacheHas;\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\nvar _mapCacheSet = 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\nvar _MapCache = 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\nvar _stackSet = 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\nvar _Stack = Stack;\n\n/** Used to stand-in for `undefined` hash values. */\nvar HASH_UNDEFINED$2 = '__lodash_hash_undefined__';\n\n/**\n * Adds `value` to the array cache.\n *\n * @private\n * @name add\n * @memberOf SetCache\n * @alias push\n * @param {*} value The value to cache.\n * @returns {Object} Returns the cache instance.\n */\nfunction setCacheAdd(value) {\n this.__data__.set(value, HASH_UNDEFINED$2);\n return this;\n}\n\nvar _setCacheAdd = setCacheAdd;\n\n/**\n * Checks if `value` is in the array cache.\n *\n * @private\n * @name has\n * @memberOf SetCache\n * @param {*} value The value to search for.\n * @returns {number} Returns `true` if `value` is found, else `false`.\n */\nfunction setCacheHas(value) {\n return this.__data__.has(value);\n}\n\nvar _setCacheHas = setCacheHas;\n\n/**\n *\n * Creates an array cache object to store unique values.\n *\n * @private\n * @constructor\n * @param {Array} [values] The values to cache.\n */\nfunction SetCache(values) {\n var index = -1,\n length = values == null ? 0 : values.length;\n\n this.__data__ = new _MapCache;\n while (++index < length) {\n this.add(values[index]);\n }\n}\n\n// Add methods to `SetCache`.\nSetCache.prototype.add = SetCache.prototype.push = _setCacheAdd;\nSetCache.prototype.has = _setCacheHas;\n\nvar _SetCache = SetCache;\n\n/**\n * A specialized version of `_.some` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\nfunction arraySome(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (predicate(array[index], index, array)) {\n return true;\n }\n }\n return false;\n}\n\nvar _arraySome = arraySome;\n\n/**\n * Checks if a `cache` value for `key` exists.\n *\n * @private\n * @param {Object} cache The cache to query.\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 cacheHas(cache, key) {\n return cache.has(key);\n}\n\nvar _cacheHas = cacheHas;\n\n/** Used to compose bitmasks for value comparisons. */\nvar COMPARE_PARTIAL_FLAG = 1,\n COMPARE_UNORDERED_FLAG = 2;\n\n/**\n * A specialized version of `baseIsEqualDeep` for arrays with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Array} array The array to compare.\n * @param {Array} other The other array to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `array` and `other` objects.\n * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.\n */\nfunction equalArrays(array, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n arrLength = array.length,\n othLength = other.length;\n\n if (arrLength != othLength && !(isPartial && othLength > arrLength)) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(array);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var index = -1,\n result = true,\n seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new _SetCache : undefined;\n\n stack.set(array, other);\n stack.set(other, array);\n\n // Ignore non-index properties.\n while (++index < arrLength) {\n var arrValue = array[index],\n othValue = other[index];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, arrValue, index, other, array, stack)\n : customizer(arrValue, othValue, index, array, other, stack);\n }\n if (compared !== undefined) {\n if (compared) {\n continue;\n }\n result = false;\n break;\n }\n // Recursively compare arrays (susceptible to call stack limits).\n if (seen) {\n if (!_arraySome(other, function(othValue, othIndex) {\n if (!_cacheHas(seen, othIndex) &&\n (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n return seen.push(othIndex);\n }\n })) {\n result = false;\n break;\n }\n } else if (!(\n arrValue === othValue ||\n equalFunc(arrValue, othValue, bitmask, customizer, stack)\n )) {\n result = false;\n break;\n }\n }\n stack['delete'](array);\n stack['delete'](other);\n return result;\n}\n\nvar _equalArrays = equalArrays;\n\n/** Built-in value references. */\nvar Uint8Array = _root.Uint8Array;\n\nvar _Uint8Array = Uint8Array;\n\n/**\n * Converts `map` to its key-value pairs.\n *\n * @private\n * @param {Object} map The map to convert.\n * @returns {Array} Returns the key-value pairs.\n */\nfunction mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n\n map.forEach(function(value, key) {\n result[++index] = [key, value];\n });\n return result;\n}\n\nvar _mapToArray = mapToArray;\n\n/**\n * Converts `set` to an array of its values.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the values.\n */\nfunction setToArray(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = value;\n });\n return result;\n}\n\nvar _setToArray = setToArray;\n\n/** Used to compose bitmasks for value comparisons. */\nvar COMPARE_PARTIAL_FLAG$1 = 1,\n COMPARE_UNORDERED_FLAG$1 = 2;\n\n/** `Object#toString` result references. */\nvar boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n errorTag = '[object Error]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]';\n\nvar arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]';\n\n/** Used to convert symbols to primitives and strings. */\nvar symbolProto = _Symbol ? _Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;\n\n/**\n * A specialized version of `baseIsEqualDeep` for comparing objects of\n * the same `toStringTag`.\n *\n * **Note:** This function only supports comparing values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {string} tag The `toStringTag` of the objects to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\nfunction equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n switch (tag) {\n case dataViewTag:\n if ((object.byteLength != other.byteLength) ||\n (object.byteOffset != other.byteOffset)) {\n return false;\n }\n object = object.buffer;\n other = other.buffer;\n\n case arrayBufferTag:\n if ((object.byteLength != other.byteLength) ||\n !equalFunc(new _Uint8Array(object), new _Uint8Array(other))) {\n return false;\n }\n return true;\n\n case boolTag:\n case dateTag:\n case numberTag:\n // Coerce booleans to `1` or `0` and dates to milliseconds.\n // Invalid dates are coerced to `NaN`.\n return eq_1(+object, +other);\n\n case errorTag:\n return object.name == other.name && object.message == other.message;\n\n case regexpTag:\n case stringTag:\n // Coerce regexes to strings and treat strings, primitives and objects,\n // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring\n // for more details.\n return object == (other + '');\n\n case mapTag:\n var convert = _mapToArray;\n\n case setTag:\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG$1;\n convert || (convert = _setToArray);\n\n if (object.size != other.size && !isPartial) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked) {\n return stacked == other;\n }\n bitmask |= COMPARE_UNORDERED_FLAG$1;\n\n // Recursively compare objects (susceptible to call stack limits).\n stack.set(object, other);\n var result = _equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);\n stack['delete'](object);\n return result;\n\n case symbolTag:\n if (symbolValueOf) {\n return symbolValueOf.call(object) == symbolValueOf.call(other);\n }\n }\n return false;\n}\n\nvar _equalByTag = equalByTag;\n\n/**\n * Appends the elements of `values` to `array`.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to append.\n * @returns {Array} Returns `array`.\n */\nfunction arrayPush(array, values) {\n var index = -1,\n length = values.length,\n offset = array.length;\n\n while (++index < length) {\n array[offset + index] = values[index];\n }\n return array;\n}\n\nvar _arrayPush = arrayPush;\n\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\nvar isArray_1 = isArray;\n\n/**\n * The base implementation of `getAllKeys` and `getAllKeysIn` which uses\n * `keysFunc` and `symbolsFunc` to get the enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @param {Function} symbolsFunc The function to get the symbols of `object`.\n * @returns {Array} Returns the array of property names and symbols.\n */\nfunction baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray_1(object) ? result : _arrayPush(result, symbolsFunc(object));\n}\n\nvar _baseGetAllKeys = baseGetAllKeys;\n\n/**\n * A specialized version of `_.filter` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\nfunction arrayFilter(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result[resIndex++] = value;\n }\n }\n return result;\n}\n\nvar _arrayFilter = arrayFilter;\n\n/**\n * This method returns a new empty array.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {Array} Returns the new empty array.\n * @example\n *\n * var arrays = _.times(2, _.stubArray);\n *\n * console.log(arrays);\n * // => [[], []]\n *\n * console.log(arrays[0] === arrays[1]);\n * // => false\n */\nfunction stubArray() {\n return [];\n}\n\nvar stubArray_1 = stubArray;\n\n/** Used for built-in method references. */\nvar objectProto$5 = Object.prototype;\n\n/** Built-in value references. */\nvar propertyIsEnumerable = objectProto$5.propertyIsEnumerable;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeGetSymbols = Object.getOwnPropertySymbols;\n\n/**\n * Creates an array of the own enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\nvar getSymbols = !nativeGetSymbols ? stubArray_1 : function(object) {\n if (object == null) {\n return [];\n }\n object = Object(object);\n return _arrayFilter(nativeGetSymbols(object), function(symbol) {\n return propertyIsEnumerable.call(object, symbol);\n });\n};\n\nvar _getSymbols = getSymbols;\n\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\nvar _baseTimes = baseTimes;\n\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\nvar isObjectLike_1 = 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_1(value) && _baseGetTag(value) == argsTag;\n}\n\nvar _baseIsArguments = baseIsArguments;\n\n/** Used for built-in method references. */\nvar objectProto$6 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$4 = objectProto$6.hasOwnProperty;\n\n/** Built-in value references. */\nvar propertyIsEnumerable$1 = objectProto$6.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_1(value) && hasOwnProperty$4.call(value, 'callee') &&\n !propertyIsEnumerable$1.call(value, 'callee');\n};\n\nvar isArguments_1 = isArguments;\n\n/**\n * This method returns `false`.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {boolean} Returns `false`.\n * @example\n *\n * _.times(2, _.stubFalse);\n * // => [false, false]\n */\nfunction stubFalse() {\n return false;\n}\n\nvar stubFalse_1 = stubFalse;\n\nvar isBuffer_1 = createCommonjsModule(function (module, exports) {\n/** Detect free variable `exports`. */\nvar freeExports = exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && 'object' == 'object' && module && !module.nodeType && module;\n\n/** Detect the popular CommonJS extension `module.exports`. */\nvar moduleExports = freeModule && freeModule.exports === freeExports;\n\n/** Built-in value references. */\nvar Buffer = moduleExports ? _root.Buffer : undefined;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined;\n\n/**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\nvar isBuffer = nativeIsBuffer || stubFalse_1;\n\nmodule.exports = isBuffer;\n});\n\n/** Used as references for various `Number` constants. */\nvar MAX_SAFE_INTEGER = 9007199254740991;\n\n/** Used to detect unsigned integer values. */\nvar reIsUint = /^(?:0|[1-9]\\d*)$/;\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\nvar _isIndex = isIndex;\n\n/** Used as references for various `Number` constants. */\nvar MAX_SAFE_INTEGER$1 = 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$1;\n}\n\nvar isLength_1 = isLength;\n\n/** `Object#toString` result references. */\nvar argsTag$1 = '[object Arguments]',\n arrayTag = '[object Array]',\n boolTag$1 = '[object Boolean]',\n dateTag$1 = '[object Date]',\n errorTag$1 = '[object Error]',\n funcTag$1 = '[object Function]',\n mapTag$1 = '[object Map]',\n numberTag$1 = '[object Number]',\n objectTag = '[object Object]',\n regexpTag$1 = '[object RegExp]',\n setTag$1 = '[object Set]',\n stringTag$1 = '[object String]',\n weakMapTag = '[object WeakMap]';\n\nvar arrayBufferTag$1 = '[object ArrayBuffer]',\n dataViewTag$1 = '[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$1] = typedArrayTags[arrayTag] =\ntypedArrayTags[arrayBufferTag$1] = typedArrayTags[boolTag$1] =\ntypedArrayTags[dataViewTag$1] = typedArrayTags[dateTag$1] =\ntypedArrayTags[errorTag$1] = typedArrayTags[funcTag$1] =\ntypedArrayTags[mapTag$1] = typedArrayTags[numberTag$1] =\ntypedArrayTags[objectTag] = typedArrayTags[regexpTag$1] =\ntypedArrayTags[setTag$1] = typedArrayTags[stringTag$1] =\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_1(value) &&\n isLength_1(value.length) && !!typedArrayTags[_baseGetTag(value)];\n}\n\nvar _baseIsTypedArray = baseIsTypedArray;\n\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\nvar _baseUnary = baseUnary;\n\nvar _nodeUtil = createCommonjsModule(function (module, exports) {\n/** Detect free variable `exports`. */\nvar freeExports = exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && 'object' == '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\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\nvar isTypedArray_1 = isTypedArray;\n\n/** Used for built-in method references. */\nvar objectProto$7 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$5 = objectProto$7.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_1(value),\n isArg = !isArr && isArguments_1(value),\n isBuff = !isArr && !isArg && isBuffer_1(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray_1(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$5.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\nvar _arrayLikeKeys = arrayLikeKeys;\n\n/** Used for built-in method references. */\nvar objectProto$8 = 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$8;\n\n return value === proto;\n}\n\nvar _isPrototype = isPrototype;\n\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\nvar _overArg = overArg;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeKeys = _overArg(Object.keys, Object);\n\nvar _nativeKeys = nativeKeys;\n\n/** Used for built-in method references. */\nvar objectProto$9 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$6 = objectProto$9.hasOwnProperty;\n\n/**\n * The base implementation of `_.keys` 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 baseKeys(object) {\n if (!_isPrototype(object)) {\n return _nativeKeys(object);\n }\n var result = [];\n for (var key in Object(object)) {\n if (hasOwnProperty$6.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n return result;\n}\n\nvar _baseKeys = baseKeys;\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_1(value.length) && !isFunction_1(value);\n}\n\nvar isArrayLike_1 = isArrayLike;\n\n/**\n * Creates an array of the own enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects. See the\n * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * for more details.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\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 * _.keys(new Foo);\n * // => ['a', 'b'] (iteration order is not guaranteed)\n *\n * _.keys('hi');\n * // => ['0', '1']\n */\nfunction keys(object) {\n return isArrayLike_1(object) ? _arrayLikeKeys(object) : _baseKeys(object);\n}\n\nvar keys_1 = keys;\n\n/**\n * Creates an array of own enumerable property names and symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\nfunction getAllKeys(object) {\n return _baseGetAllKeys(object, keys_1, _getSymbols);\n}\n\nvar _getAllKeys = getAllKeys;\n\n/** Used to compose bitmasks for value comparisons. */\nvar COMPARE_PARTIAL_FLAG$2 = 1;\n\n/** Used for built-in method references. */\nvar objectProto$a = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$7 = objectProto$a.hasOwnProperty;\n\n/**\n * A specialized version of `baseIsEqualDeep` for objects with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\nfunction equalObjects(object, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG$2,\n objProps = _getAllKeys(object),\n objLength = objProps.length,\n othProps = _getAllKeys(other),\n othLength = othProps.length;\n\n if (objLength != othLength && !isPartial) {\n return false;\n }\n var index = objLength;\n while (index--) {\n var key = objProps[index];\n if (!(isPartial ? key in other : hasOwnProperty$7.call(other, key))) {\n return false;\n }\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n var result = true;\n stack.set(object, other);\n stack.set(other, object);\n\n var skipCtor = isPartial;\n while (++index < objLength) {\n key = objProps[index];\n var objValue = object[key],\n othValue = other[key];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, objValue, key, other, object, stack)\n : customizer(objValue, othValue, key, object, other, stack);\n }\n // Recursively compare objects (susceptible to call stack limits).\n if (!(compared === undefined\n ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))\n : compared\n )) {\n result = false;\n break;\n }\n skipCtor || (skipCtor = key == 'constructor');\n }\n if (result && !skipCtor) {\n var objCtor = object.constructor,\n othCtor = other.constructor;\n\n // Non `Object` object instances with different constructors are not equal.\n if (objCtor != othCtor &&\n ('constructor' in object && 'constructor' in other) &&\n !(typeof objCtor == 'function' && objCtor instanceof objCtor &&\n typeof othCtor == 'function' && othCtor instanceof othCtor)) {\n result = false;\n }\n }\n stack['delete'](object);\n stack['delete'](other);\n return result;\n}\n\nvar _equalObjects = equalObjects;\n\n/* Built-in method references that are verified to be native. */\nvar DataView = _getNative(_root, 'DataView');\n\nvar _DataView = DataView;\n\n/* Built-in method references that are verified to be native. */\nvar Promise$1 = _getNative(_root, 'Promise');\n\nvar _Promise = Promise$1;\n\n/* Built-in method references that are verified to be native. */\nvar Set = _getNative(_root, 'Set');\n\nvar _Set = Set;\n\n/* Built-in method references that are verified to be native. */\nvar WeakMap = _getNative(_root, 'WeakMap');\n\nvar _WeakMap = WeakMap;\n\n/** `Object#toString` result references. */\nvar mapTag$2 = '[object Map]',\n objectTag$1 = '[object Object]',\n promiseTag = '[object Promise]',\n setTag$2 = '[object Set]',\n weakMapTag$1 = '[object WeakMap]';\n\nvar dataViewTag$2 = '[object DataView]';\n\n/** Used to detect maps, sets, and weakmaps. */\nvar dataViewCtorString = _toSource(_DataView),\n mapCtorString = _toSource(_Map),\n promiseCtorString = _toSource(_Promise),\n setCtorString = _toSource(_Set),\n weakMapCtorString = _toSource(_WeakMap);\n\n/**\n * Gets the `toStringTag` of `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\nvar getTag = _baseGetTag;\n\n// Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.\nif ((_DataView && getTag(new _DataView(new ArrayBuffer(1))) != dataViewTag$2) ||\n (_Map && getTag(new _Map) != mapTag$2) ||\n (_Promise && getTag(_Promise.resolve()) != promiseTag) ||\n (_Set && getTag(new _Set) != setTag$2) ||\n (_WeakMap && getTag(new _WeakMap) != weakMapTag$1)) {\n getTag = function(value) {\n var result = _baseGetTag(value),\n Ctor = result == objectTag$1 ? value.constructor : undefined,\n ctorString = Ctor ? _toSource(Ctor) : '';\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString: return dataViewTag$2;\n case mapCtorString: return mapTag$2;\n case promiseCtorString: return promiseTag;\n case setCtorString: return setTag$2;\n case weakMapCtorString: return weakMapTag$1;\n }\n }\n return result;\n };\n}\n\nvar _getTag = getTag;\n\n/** Used to compose bitmasks for value comparisons. */\nvar COMPARE_PARTIAL_FLAG$3 = 1;\n\n/** `Object#toString` result references. */\nvar argsTag$2 = '[object Arguments]',\n arrayTag$1 = '[object Array]',\n objectTag$2 = '[object Object]';\n\n/** Used for built-in method references. */\nvar objectProto$b = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$8 = objectProto$b.hasOwnProperty;\n\n/**\n * A specialized version of `baseIsEqual` for arrays and objects which performs\n * deep comparisons and tracks traversed objects enabling objects with circular\n * references to be compared.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} [stack] Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\nfunction baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {\n var objIsArr = isArray_1(object),\n othIsArr = isArray_1(other),\n objTag = objIsArr ? arrayTag$1 : _getTag(object),\n othTag = othIsArr ? arrayTag$1 : _getTag(other);\n\n objTag = objTag == argsTag$2 ? objectTag$2 : objTag;\n othTag = othTag == argsTag$2 ? objectTag$2 : othTag;\n\n var objIsObj = objTag == objectTag$2,\n othIsObj = othTag == objectTag$2,\n isSameTag = objTag == othTag;\n\n if (isSameTag && isBuffer_1(object)) {\n if (!isBuffer_1(other)) {\n return false;\n }\n objIsArr = true;\n objIsObj = false;\n }\n if (isSameTag && !objIsObj) {\n stack || (stack = new _Stack);\n return (objIsArr || isTypedArray_1(object))\n ? _equalArrays(object, other, bitmask, customizer, equalFunc, stack)\n : _equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);\n }\n if (!(bitmask & COMPARE_PARTIAL_FLAG$3)) {\n var objIsWrapped = objIsObj && hasOwnProperty$8.call(object, '__wrapped__'),\n othIsWrapped = othIsObj && hasOwnProperty$8.call(other, '__wrapped__');\n\n if (objIsWrapped || othIsWrapped) {\n var objUnwrapped = objIsWrapped ? object.value() : object,\n othUnwrapped = othIsWrapped ? other.value() : other;\n\n stack || (stack = new _Stack);\n return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);\n }\n }\n if (!isSameTag) {\n return false;\n }\n stack || (stack = new _Stack);\n return _equalObjects(object, other, bitmask, customizer, equalFunc, stack);\n}\n\nvar _baseIsEqualDeep = baseIsEqualDeep;\n\n/**\n * The base implementation of `_.isEqual` which supports partial comparisons\n * and tracks traversed objects.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Unordered comparison\n * 2 - Partial comparison\n * @param {Function} [customizer] The function to customize comparisons.\n * @param {Object} [stack] Tracks traversed `value` and `other` objects.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n */\nfunction baseIsEqual(value, other, bitmask, customizer, stack) {\n if (value === other) {\n return true;\n }\n if (value == null || other == null || (!isObjectLike_1(value) && !isObjectLike_1(other))) {\n return value !== value && other !== other;\n }\n return _baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);\n}\n\nvar _baseIsEqual = baseIsEqual;\n\n/**\n * Performs a deep comparison between two values to determine if they are\n * equivalent.\n *\n * **Note:** This method supports comparing arrays, array buffers, booleans,\n * date objects, error objects, maps, numbers, `Object` objects, regexes,\n * sets, strings, symbols, and typed arrays. `Object` objects are compared\n * by their own, not inherited, enumerable properties. Functions and DOM\n * nodes are compared by strict equality, i.e. `===`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\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 * _.isEqual(object, other);\n * // => true\n *\n * object === other;\n * // => false\n */\nfunction isEqual(value, other) {\n return _baseIsEqual(value, other);\n}\n\nvar isEqual_1 = isEqual;\n\nvar DEFAULT_OPTIONS = {\n container: false,\n delay: 0,\n html: false,\n placement: 'top',\n title: '',\n template: '
',\n trigger: 'hover focus',\n offset: 0\n};\nvar openTooltips = [];\n\nvar Tooltip =\n/*#__PURE__*/\nfunction () {\n /**\n * Create a new Tooltip.js instance\n * @class Tooltip\n * @param {HTMLElement} reference - The DOM node used as reference of the tooltip (it can be a jQuery element).\n * @param {Object} options\n * @param {String} options.placement=bottom\n * Placement of the popper accepted values: `top(-start, -end), right(-start, -end), bottom(-start, -end),\n * left(-start, -end)`\n * @param {HTMLElement|String|false} options.container=false - Append the tooltip to a specific element.\n * @param {Number|Object} options.delay=0\n * Delay showing and hiding the tooltip (ms) - does not apply to manual trigger type.\n * If a number is supplied, delay is applied to both hide/show.\n * Object structure is: `{ show: 500, hide: 100 }`\n * @param {Boolean} options.html=false - Insert HTML into the tooltip. If false, the content will inserted with `innerText`.\n * @param {String|PlacementFunction} options.placement='top' - One of the allowed placements, or a function returning one of them.\n * @param {String} [options.template='
']\n * Base HTML to used when creating the tooltip.\n * The tooltip's `title` will be injected into the `.tooltip-inner` or `.tooltip__inner`.\n * `.tooltip-arrow` or `.tooltip__arrow` will become the tooltip's arrow.\n * The outermost wrapper element should have the `.tooltip` class.\n * @param {String|HTMLElement|TitleFunction} options.title='' - Default title value if `title` attribute isn't present.\n * @param {String} [options.trigger='hover focus']\n * How tooltip is triggered - click, hover, focus, manual.\n * You may pass multiple triggers; separate them with a space. `manual` cannot be combined with any other trigger.\n * @param {HTMLElement} options.boundariesElement\n * The element used as boundaries for the tooltip. For more information refer to Popper.js'\n * [boundariesElement docs](https://popper.js.org/popper-documentation.html)\n * @param {Number|String} options.offset=0 - Offset of the tooltip relative to its reference. For more information refer to Popper.js'\n * [offset docs](https://popper.js.org/popper-documentation.html)\n * @param {Object} options.popperOptions={} - Popper options, will be passed directly to popper instance. For more information refer to Popper.js'\n * [options docs](https://popper.js.org/popper-documentation.html)\n * @return {Object} instance - The generated tooltip instance\n */\n function Tooltip(_reference, _options) {\n var _this = this;\n\n _classCallCheck(this, Tooltip);\n\n _defineProperty(this, \"_events\", []);\n\n _defineProperty(this, \"_setTooltipNodeEvent\", function (evt, reference, delay, options) {\n var relatedreference = evt.relatedreference || evt.toElement || evt.relatedTarget;\n\n var callback = function callback(evt2) {\n var relatedreference2 = evt2.relatedreference || evt2.toElement || evt2.relatedTarget; // Remove event listener after call\n\n _this._tooltipNode.removeEventListener(evt.type, callback); // If the new reference is not the reference element\n\n\n if (!reference.contains(relatedreference2)) {\n // Schedule to hide tooltip\n _this._scheduleHide(reference, options.delay, options, evt2);\n }\n };\n\n if (_this._tooltipNode.contains(relatedreference)) {\n // listen to mouseleave on the tooltip element to be able to hide the tooltip\n _this._tooltipNode.addEventListener(evt.type, callback);\n\n return true;\n }\n\n return false;\n });\n\n // apply user options over default ones\n _options = _objectSpread2({}, DEFAULT_OPTIONS, {}, _options);\n _reference.jquery && (_reference = _reference[0]);\n this.show = this.show.bind(this);\n this.hide = this.hide.bind(this); // cache reference and options\n\n this.reference = _reference;\n this.options = _options; // set initial state\n\n this._isOpen = false;\n\n this._init();\n } //\n // Public methods\n //\n\n /**\n * Reveals an element's tooltip. This is considered a \"manual\" triggering of the tooltip.\n * Tooltips with zero-length titles are never displayed.\n * @method Tooltip#show\n * @memberof Tooltip\n */\n\n\n _createClass(Tooltip, [{\n key: \"show\",\n value: function show() {\n this._show(this.reference, this.options);\n }\n /**\n * Hides an element’s tooltip. This is considered a “manual” triggering of the tooltip.\n * @method Tooltip#hide\n * @memberof Tooltip\n */\n\n }, {\n key: \"hide\",\n value: function hide() {\n this._hide();\n }\n /**\n * Hides and destroys an element’s tooltip.\n * @method Tooltip#dispose\n * @memberof Tooltip\n */\n\n }, {\n key: \"dispose\",\n value: function dispose() {\n this._dispose();\n }\n /**\n * Toggles an element’s tooltip. This is considered a “manual” triggering of the tooltip.\n * @method Tooltip#toggle\n * @memberof Tooltip\n */\n\n }, {\n key: \"toggle\",\n value: function toggle() {\n if (this._isOpen) {\n return this.hide();\n } else {\n return this.show();\n }\n }\n }, {\n key: \"setClasses\",\n value: function setClasses(classes) {\n this._classes = classes;\n }\n }, {\n key: \"setContent\",\n value: function setContent(content) {\n this.options.title = content;\n\n if (this._tooltipNode) {\n this._setContent(content, this.options);\n }\n }\n }, {\n key: \"setOptions\",\n value: function setOptions(options) {\n var classesUpdated = false;\n var classes = options && options.classes || directive.options.defaultClass;\n\n if (!isEqual_1(this._classes, classes)) {\n this.setClasses(classes);\n classesUpdated = true;\n }\n\n options = getOptions(options);\n var needPopperUpdate = false;\n var needRestart = false;\n\n if (this.options.offset !== options.offset || this.options.placement !== options.placement) {\n needPopperUpdate = true;\n }\n\n if (this.options.template !== options.template || this.options.trigger !== options.trigger || this.options.container !== options.container || classesUpdated) {\n needRestart = true;\n }\n\n for (var key in options) {\n this.options[key] = options[key];\n }\n\n if (this._tooltipNode) {\n if (needRestart) {\n var isOpen = this._isOpen;\n this.dispose();\n\n this._init();\n\n if (isOpen) {\n this.show();\n }\n } else if (needPopperUpdate) {\n this.popperInstance.update();\n }\n }\n } //\n // Private methods\n //\n\n }, {\n key: \"_init\",\n value: function _init() {\n // get events list\n var events = typeof this.options.trigger === 'string' ? this.options.trigger.split(' ') : [];\n this._isDisposed = false;\n this._enableDocumentTouch = events.indexOf('manual') === -1;\n events = events.filter(function (trigger) {\n return ['click', 'hover', 'focus'].indexOf(trigger) !== -1;\n }); // set event listeners\n\n this._setEventListeners(this.reference, events, this.options); // title attribute\n\n\n this.$_originalTitle = this.reference.getAttribute('title');\n this.reference.removeAttribute('title');\n this.reference.setAttribute('data-original-title', this.$_originalTitle);\n }\n /**\n * Creates a new tooltip node\n * @memberof Tooltip\n * @private\n * @param {HTMLElement} reference\n * @param {String} template\n * @param {String|HTMLElement|TitleFunction} title\n * @param {Boolean} allowHtml\n * @return {HTMLelement} tooltipNode\n */\n\n }, {\n key: \"_create\",\n value: function _create(reference, template) {\n // create tooltip element\n var tooltipGenerator = window.document.createElement('div');\n tooltipGenerator.innerHTML = template.trim();\n var tooltipNode = tooltipGenerator.childNodes[0]; // add unique ID to our tooltip (needed for accessibility reasons)\n\n tooltipNode.id = \"tooltip_\".concat(Math.random().toString(36).substr(2, 10)); // Initially hide the tooltip\n // The attribute will be switched in a next frame so\n // CSS transitions can play\n\n tooltipNode.setAttribute('aria-hidden', 'true');\n\n if (this.options.autoHide && this.options.trigger.indexOf('hover') !== -1) {\n tooltipNode.addEventListener('mouseenter', this.hide);\n tooltipNode.addEventListener('click', this.hide);\n } // return the generated tooltip node\n\n\n return tooltipNode;\n }\n }, {\n key: \"_setContent\",\n value: function _setContent(content, options) {\n var _this2 = this;\n\n this.asyncContent = false;\n\n this._applyContent(content, options).then(function () {\n _this2.popperInstance.update();\n });\n }\n }, {\n key: \"_applyContent\",\n value: function _applyContent(title, options) {\n var _this3 = this;\n\n return new Promise(function (resolve, reject) {\n var allowHtml = options.html;\n var rootNode = _this3._tooltipNode;\n if (!rootNode) return;\n var titleNode = rootNode.querySelector(_this3.options.innerSelector);\n\n if (title.nodeType === 1) {\n // if title is a node, append it only if allowHtml is true\n if (allowHtml) {\n while (titleNode.firstChild) {\n titleNode.removeChild(titleNode.firstChild);\n }\n\n titleNode.appendChild(title);\n }\n } else if (typeof title === 'function') {\n // if title is a function, call it and set innerText or innerHtml depending by `allowHtml` value\n var result = title();\n\n if (result && typeof result.then === 'function') {\n _this3.asyncContent = true;\n options.loadingClass && addClasses(rootNode, options.loadingClass);\n\n if (options.loadingContent) {\n _this3._applyContent(options.loadingContent, options);\n }\n\n result.then(function (asyncResult) {\n options.loadingClass && removeClasses(rootNode, options.loadingClass);\n return _this3._applyContent(asyncResult, options);\n }).then(resolve).catch(reject);\n } else {\n _this3._applyContent(result, options).then(resolve).catch(reject);\n }\n\n return;\n } else {\n // if it's just a simple text, set innerText or innerHtml depending by `allowHtml` value\n allowHtml ? titleNode.innerHTML = title : titleNode.innerText = title;\n }\n\n resolve();\n });\n }\n }, {\n key: \"_show\",\n value: function _show(reference, options) {\n if (options && typeof options.container === 'string') {\n var container = document.querySelector(options.container);\n if (!container) return;\n }\n\n clearTimeout(this._disposeTimer);\n options = Object.assign({}, options);\n delete options.offset;\n var updateClasses = true;\n\n if (this._tooltipNode) {\n addClasses(this._tooltipNode, this._classes);\n updateClasses = false;\n }\n\n var result = this._ensureShown(reference, options);\n\n if (updateClasses && this._tooltipNode) {\n addClasses(this._tooltipNode, this._classes);\n }\n\n addClasses(reference, ['v-tooltip-open']);\n return result;\n }\n }, {\n key: \"_ensureShown\",\n value: function _ensureShown(reference, options) {\n var _this4 = this;\n\n // don't show if it's already visible\n if (this._isOpen) {\n return this;\n }\n\n this._isOpen = true;\n openTooltips.push(this); // if the tooltipNode already exists, just show it\n\n if (this._tooltipNode) {\n this._tooltipNode.style.display = '';\n\n this._tooltipNode.setAttribute('aria-hidden', 'false');\n\n this.popperInstance.enableEventListeners();\n this.popperInstance.update();\n\n if (this.asyncContent) {\n this._setContent(options.title, options);\n }\n\n return this;\n } // get title\n\n\n var title = reference.getAttribute('title') || options.title; // don't show tooltip if no title is defined\n\n if (!title) {\n return this;\n } // create tooltip node\n\n\n var tooltipNode = this._create(reference, options.template);\n\n this._tooltipNode = tooltipNode; // Add `aria-describedby` to our reference element for accessibility reasons\n\n reference.setAttribute('aria-describedby', tooltipNode.id); // append tooltip to container\n\n var container = this._findContainer(options.container, reference);\n\n this._append(tooltipNode, container);\n\n var popperOptions = _objectSpread2({}, options.popperOptions, {\n placement: options.placement\n });\n\n popperOptions.modifiers = _objectSpread2({}, popperOptions.modifiers, {\n arrow: {\n element: this.options.arrowSelector\n }\n });\n\n if (options.boundariesElement) {\n popperOptions.modifiers.preventOverflow = {\n boundariesElement: options.boundariesElement\n };\n }\n\n this.popperInstance = new Popper(reference, tooltipNode, popperOptions);\n\n this._setContent(title, options); // Fix position\n\n\n requestAnimationFrame(function () {\n if (!_this4._isDisposed && _this4.popperInstance) {\n _this4.popperInstance.update(); // Show the tooltip\n\n\n requestAnimationFrame(function () {\n if (!_this4._isDisposed) {\n _this4._isOpen && tooltipNode.setAttribute('aria-hidden', 'false');\n } else {\n _this4.dispose();\n }\n });\n } else {\n _this4.dispose();\n }\n });\n return this;\n }\n }, {\n key: \"_noLongerOpen\",\n value: function _noLongerOpen() {\n var index = openTooltips.indexOf(this);\n\n if (index !== -1) {\n openTooltips.splice(index, 1);\n }\n }\n }, {\n key: \"_hide\",\n value: function _hide()\n /* reference, options */\n {\n var _this5 = this;\n\n // don't hide if it's already hidden\n if (!this._isOpen) {\n return this;\n }\n\n this._isOpen = false;\n\n this._noLongerOpen(); // hide tooltipNode\n\n\n this._tooltipNode.style.display = 'none';\n\n this._tooltipNode.setAttribute('aria-hidden', 'true');\n\n this.popperInstance.disableEventListeners();\n clearTimeout(this._disposeTimer);\n var disposeTime = directive.options.disposeTimeout;\n\n if (disposeTime !== null) {\n this._disposeTimer = setTimeout(function () {\n if (_this5._tooltipNode) {\n _this5._tooltipNode.removeEventListener('mouseenter', _this5.hide);\n\n _this5._tooltipNode.removeEventListener('click', _this5.hide); // Don't remove popper instance, just the HTML element\n\n\n _this5._removeTooltipNode();\n }\n }, disposeTime);\n }\n\n removeClasses(this.reference, ['v-tooltip-open']);\n return this;\n }\n }, {\n key: \"_removeTooltipNode\",\n value: function _removeTooltipNode() {\n if (!this._tooltipNode) return;\n var parentNode = this._tooltipNode.parentNode;\n\n if (parentNode) {\n parentNode.removeChild(this._tooltipNode);\n this.reference.removeAttribute('aria-describedby');\n }\n\n this._tooltipNode = null;\n }\n }, {\n key: \"_dispose\",\n value: function _dispose() {\n var _this6 = this;\n\n this._isDisposed = true;\n this.reference.removeAttribute('data-original-title');\n\n if (this.$_originalTitle) {\n this.reference.setAttribute('title', this.$_originalTitle);\n } // remove event listeners first to prevent any unexpected behaviour\n\n\n this._events.forEach(function (_ref) {\n var func = _ref.func,\n event = _ref.event;\n\n _this6.reference.removeEventListener(event, func);\n });\n\n this._events = [];\n\n if (this._tooltipNode) {\n this._hide();\n\n this._tooltipNode.removeEventListener('mouseenter', this.hide);\n\n this._tooltipNode.removeEventListener('click', this.hide); // destroy instance\n\n\n this.popperInstance.destroy(); // destroy tooltipNode if removeOnDestroy is not set, as popperInstance.destroy() already removes the element\n\n if (!this.popperInstance.options.removeOnDestroy) {\n this._removeTooltipNode();\n }\n } else {\n this._noLongerOpen();\n }\n\n return this;\n }\n }, {\n key: \"_findContainer\",\n value: function _findContainer(container, reference) {\n // if container is a query, get the relative element\n if (typeof container === 'string') {\n container = window.document.querySelector(container);\n } else if (container === false) {\n // if container is `false`, set it to reference parent\n container = reference.parentNode;\n }\n\n return container;\n }\n /**\n * Append tooltip to container\n * @memberof Tooltip\n * @private\n * @param {HTMLElement} tooltip\n * @param {HTMLElement|String|false} container\n */\n\n }, {\n key: \"_append\",\n value: function _append(tooltipNode, container) {\n container.appendChild(tooltipNode);\n }\n }, {\n key: \"_setEventListeners\",\n value: function _setEventListeners(reference, events, options) {\n var _this7 = this;\n\n var directEvents = [];\n var oppositeEvents = [];\n events.forEach(function (event) {\n switch (event) {\n case 'hover':\n directEvents.push('mouseenter');\n oppositeEvents.push('mouseleave');\n if (_this7.options.hideOnTargetClick) oppositeEvents.push('click');\n break;\n\n case 'focus':\n directEvents.push('focus');\n oppositeEvents.push('blur');\n if (_this7.options.hideOnTargetClick) oppositeEvents.push('click');\n break;\n\n case 'click':\n directEvents.push('click');\n oppositeEvents.push('click');\n break;\n }\n }); // schedule show tooltip\n\n directEvents.forEach(function (event) {\n var func = function func(evt) {\n if (_this7._isOpen === true) {\n return;\n }\n\n evt.usedByTooltip = true;\n\n _this7._scheduleShow(reference, options.delay, options, evt);\n };\n\n _this7._events.push({\n event: event,\n func: func\n });\n\n reference.addEventListener(event, func);\n }); // schedule hide tooltip\n\n oppositeEvents.forEach(function (event) {\n var func = function func(evt) {\n if (evt.usedByTooltip === true) {\n return;\n }\n\n _this7._scheduleHide(reference, options.delay, options, evt);\n };\n\n _this7._events.push({\n event: event,\n func: func\n });\n\n reference.addEventListener(event, func);\n });\n }\n }, {\n key: \"_onDocumentTouch\",\n value: function _onDocumentTouch(event) {\n if (this._enableDocumentTouch) {\n this._scheduleHide(this.reference, this.options.delay, this.options, event);\n }\n }\n }, {\n key: \"_scheduleShow\",\n value: function _scheduleShow(reference, delay, options\n /*, evt */\n ) {\n var _this8 = this;\n\n // defaults to 0\n var computedDelay = delay && delay.show || delay || 0;\n clearTimeout(this._scheduleTimer);\n this._scheduleTimer = window.setTimeout(function () {\n return _this8._show(reference, options);\n }, computedDelay);\n }\n }, {\n key: \"_scheduleHide\",\n value: function _scheduleHide(reference, delay, options, evt) {\n var _this9 = this;\n\n // defaults to 0\n var computedDelay = delay && delay.hide || delay || 0;\n clearTimeout(this._scheduleTimer);\n this._scheduleTimer = window.setTimeout(function () {\n if (_this9._isOpen === false) {\n return;\n }\n\n if (!_this9._tooltipNode.ownerDocument.body.contains(_this9._tooltipNode)) {\n return;\n } // if we are hiding because of a mouseleave, we must check that the new\n // reference isn't the tooltip, because in this case we don't want to hide it\n\n\n if (evt.type === 'mouseleave') {\n var isSet = _this9._setTooltipNodeEvent(evt, reference, delay, options); // if we set the new event, don't hide the tooltip yet\n // the new event will take care to hide it if necessary\n\n\n if (isSet) {\n return;\n }\n }\n\n _this9._hide(reference, options);\n }, computedDelay);\n }\n }]);\n\n return Tooltip;\n}(); // Hide tooltips on touch devices\n\nif (typeof document !== 'undefined') {\n document.addEventListener('touchstart', function (event) {\n for (var i = 0; i < openTooltips.length; i++) {\n openTooltips[i]._onDocumentTouch(event);\n }\n }, supportsPassive ? {\n passive: true,\n capture: true\n } : true);\n}\n/**\n * Placement function, its context is the Tooltip instance.\n * @memberof Tooltip\n * @callback PlacementFunction\n * @param {HTMLElement} tooltip - tooltip DOM node.\n * @param {HTMLElement} reference - reference DOM node.\n * @return {String} placement - One of the allowed placement options.\n */\n\n/**\n * Title function, its context is the Tooltip instance.\n * @memberof Tooltip\n * @callback TitleFunction\n * @return {String} placement - The desired title.\n */\n\nvar state = {\n enabled: true\n};\nvar positions = ['top', 'top-start', 'top-end', 'right', 'right-start', 'right-end', 'bottom', 'bottom-start', 'bottom-end', 'left', 'left-start', 'left-end'];\nvar defaultOptions = {\n // Default tooltip placement relative to target element\n defaultPlacement: 'top',\n // Default CSS classes applied to the tooltip element\n defaultClass: 'vue-tooltip-theme',\n // Default CSS classes applied to the target element of the tooltip\n defaultTargetClass: 'has-tooltip',\n // Is the content HTML by default?\n defaultHtml: true,\n // Default HTML template of the tooltip element\n // It must include `tooltip-arrow` & `tooltip-inner` CSS classes (can be configured, see below)\n // Change if the classes conflict with other libraries (for example bootstrap)\n defaultTemplate: '
',\n // Selector used to get the arrow element in the tooltip template\n defaultArrowSelector: '.tooltip-arrow, .tooltip__arrow',\n // Selector used to get the inner content element in the tooltip template\n defaultInnerSelector: '.tooltip-inner, .tooltip__inner',\n // Delay (ms)\n defaultDelay: 0,\n // Default events that trigger the tooltip\n defaultTrigger: 'hover focus',\n // Default position offset (px)\n defaultOffset: 0,\n // Default container where the tooltip will be appended\n defaultContainer: 'body',\n defaultBoundariesElement: undefined,\n defaultPopperOptions: {},\n // Class added when content is loading\n defaultLoadingClass: 'tooltip-loading',\n // Displayed when tooltip content is loading\n defaultLoadingContent: '...',\n // Hide on mouseover tooltip\n autoHide: true,\n // Close tooltip on click on tooltip target?\n defaultHideOnTargetClick: true,\n // Auto destroy tooltip DOM nodes (ms)\n disposeTimeout: 5000,\n // Options for popover\n popover: {\n defaultPlacement: 'bottom',\n // Use the `popoverClass` prop for theming\n defaultClass: 'vue-popover-theme',\n // Base class (change if conflicts with other libraries)\n defaultBaseClass: 'tooltip popover',\n // Wrapper class (contains arrow and inner)\n defaultWrapperClass: 'wrapper',\n // Inner content class\n defaultInnerClass: 'tooltip-inner popover-inner',\n // Arrow class\n defaultArrowClass: 'tooltip-arrow popover-arrow',\n // Class added when popover is open\n defaultOpenClass: 'open',\n defaultDelay: 0,\n defaultTrigger: 'click',\n defaultOffset: 0,\n defaultContainer: 'body',\n defaultBoundariesElement: undefined,\n defaultPopperOptions: {},\n // Hides if clicked outside of popover\n defaultAutoHide: true,\n // Update popper on content resize\n defaultHandleResize: true\n }\n};\nfunction getOptions(options) {\n var result = {\n placement: typeof options.placement !== 'undefined' ? options.placement : directive.options.defaultPlacement,\n delay: typeof options.delay !== 'undefined' ? options.delay : directive.options.defaultDelay,\n html: typeof options.html !== 'undefined' ? options.html : directive.options.defaultHtml,\n template: typeof options.template !== 'undefined' ? options.template : directive.options.defaultTemplate,\n arrowSelector: typeof options.arrowSelector !== 'undefined' ? options.arrowSelector : directive.options.defaultArrowSelector,\n innerSelector: typeof options.innerSelector !== 'undefined' ? options.innerSelector : directive.options.defaultInnerSelector,\n trigger: typeof options.trigger !== 'undefined' ? options.trigger : directive.options.defaultTrigger,\n offset: typeof options.offset !== 'undefined' ? options.offset : directive.options.defaultOffset,\n container: typeof options.container !== 'undefined' ? options.container : directive.options.defaultContainer,\n boundariesElement: typeof options.boundariesElement !== 'undefined' ? options.boundariesElement : directive.options.defaultBoundariesElement,\n autoHide: typeof options.autoHide !== 'undefined' ? options.autoHide : directive.options.autoHide,\n hideOnTargetClick: typeof options.hideOnTargetClick !== 'undefined' ? options.hideOnTargetClick : directive.options.defaultHideOnTargetClick,\n loadingClass: typeof options.loadingClass !== 'undefined' ? options.loadingClass : directive.options.defaultLoadingClass,\n loadingContent: typeof options.loadingContent !== 'undefined' ? options.loadingContent : directive.options.defaultLoadingContent,\n popperOptions: _objectSpread2({}, typeof options.popperOptions !== 'undefined' ? options.popperOptions : directive.options.defaultPopperOptions)\n };\n\n if (result.offset) {\n var typeofOffset = _typeof(result.offset);\n\n var offset = result.offset; // One value -> switch\n\n if (typeofOffset === 'number' || typeofOffset === 'string' && offset.indexOf(',') === -1) {\n offset = \"0, \".concat(offset);\n }\n\n if (!result.popperOptions.modifiers) {\n result.popperOptions.modifiers = {};\n }\n\n result.popperOptions.modifiers.offset = {\n offset: offset\n };\n }\n\n if (result.trigger && result.trigger.indexOf('click') !== -1) {\n result.hideOnTargetClick = false;\n }\n\n return result;\n}\nfunction getPlacement(value, modifiers) {\n var placement = value.placement;\n\n for (var i = 0; i < positions.length; i++) {\n var pos = positions[i];\n\n if (modifiers[pos]) {\n placement = pos;\n }\n }\n\n return placement;\n}\nfunction getContent(value) {\n var type = _typeof(value);\n\n if (type === 'string') {\n return value;\n } else if (value && type === 'object') {\n return value.content;\n } else {\n return false;\n }\n}\nfunction createTooltip(el, value) {\n var modifiers = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};\n var content = getContent(value);\n var classes = typeof value.classes !== 'undefined' ? value.classes : directive.options.defaultClass;\n\n var opts = _objectSpread2({\n title: content\n }, getOptions(_objectSpread2({}, value, {\n placement: getPlacement(value, modifiers)\n })));\n\n var tooltip = el._tooltip = new Tooltip(el, opts);\n tooltip.setClasses(classes);\n tooltip._vueEl = el; // Class on target\n\n var targetClasses = typeof value.targetClasses !== 'undefined' ? value.targetClasses : directive.options.defaultTargetClass;\n el._tooltipTargetClasses = targetClasses;\n addClasses(el, targetClasses);\n return tooltip;\n}\nfunction destroyTooltip(el) {\n if (el._tooltip) {\n el._tooltip.dispose();\n\n delete el._tooltip;\n delete el._tooltipOldShow;\n }\n\n if (el._tooltipTargetClasses) {\n removeClasses(el, el._tooltipTargetClasses);\n delete el._tooltipTargetClasses;\n }\n}\nfunction bind(el, _ref) {\n var value = _ref.value,\n oldValue = _ref.oldValue,\n modifiers = _ref.modifiers;\n var content = getContent(value);\n\n if (!content || !state.enabled) {\n destroyTooltip(el);\n } else {\n var tooltip;\n\n if (el._tooltip) {\n tooltip = el._tooltip; // Content\n\n tooltip.setContent(content); // Options\n\n tooltip.setOptions(_objectSpread2({}, value, {\n placement: getPlacement(value, modifiers)\n }));\n } else {\n tooltip = createTooltip(el, value, modifiers);\n } // Manual show\n\n\n if (typeof value.show !== 'undefined' && value.show !== el._tooltipOldShow) {\n el._tooltipOldShow = value.show;\n value.show ? tooltip.show() : tooltip.hide();\n }\n }\n}\nvar directive = {\n options: defaultOptions,\n bind: bind,\n update: bind,\n unbind: function unbind(el) {\n destroyTooltip(el);\n }\n};\n\nfunction addListeners(el) {\n el.addEventListener('click', onClick);\n el.addEventListener('touchstart', onTouchStart, supportsPassive ? {\n passive: true\n } : false);\n}\n\nfunction removeListeners(el) {\n el.removeEventListener('click', onClick);\n el.removeEventListener('touchstart', onTouchStart);\n el.removeEventListener('touchend', onTouchEnd);\n el.removeEventListener('touchcancel', onTouchCancel);\n}\n\nfunction onClick(event) {\n var el = event.currentTarget;\n event.closePopover = !el.$_vclosepopover_touch;\n event.closeAllPopover = el.$_closePopoverModifiers && !!el.$_closePopoverModifiers.all;\n}\n\nfunction onTouchStart(event) {\n if (event.changedTouches.length === 1) {\n var el = event.currentTarget;\n el.$_vclosepopover_touch = true;\n var touch = event.changedTouches[0];\n el.$_vclosepopover_touchPoint = touch;\n el.addEventListener('touchend', onTouchEnd);\n el.addEventListener('touchcancel', onTouchCancel);\n }\n}\n\nfunction onTouchEnd(event) {\n var el = event.currentTarget;\n el.$_vclosepopover_touch = false;\n\n if (event.changedTouches.length === 1) {\n var touch = event.changedTouches[0];\n var firstTouch = el.$_vclosepopover_touchPoint;\n event.closePopover = Math.abs(touch.screenY - firstTouch.screenY) < 20 && Math.abs(touch.screenX - firstTouch.screenX) < 20;\n event.closeAllPopover = el.$_closePopoverModifiers && !!el.$_closePopoverModifiers.all;\n }\n}\n\nfunction onTouchCancel(event) {\n var el = event.currentTarget;\n el.$_vclosepopover_touch = false;\n}\n\nvar vclosepopover = {\n bind: function bind(el, _ref) {\n var value = _ref.value,\n modifiers = _ref.modifiers;\n el.$_closePopoverModifiers = modifiers;\n\n if (typeof value === 'undefined' || value) {\n addListeners(el);\n }\n },\n update: function update(el, _ref2) {\n var value = _ref2.value,\n oldValue = _ref2.oldValue,\n modifiers = _ref2.modifiers;\n el.$_closePopoverModifiers = modifiers;\n\n if (value !== oldValue) {\n if (typeof value === 'undefined' || value) {\n addListeners(el);\n } else {\n removeListeners(el);\n }\n }\n },\n unbind: function unbind(el) {\n removeListeners(el);\n }\n};\n\nfunction getDefault(key) {\n var value = directive.options.popover[key];\n\n if (typeof value === 'undefined') {\n return directive.options[key];\n }\n\n return value;\n}\n\nvar isIOS = false;\n\nif (typeof window !== 'undefined' && typeof navigator !== 'undefined') {\n isIOS = /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream;\n}\n\nvar openPopovers = [];\n\nvar Element = function Element() {};\n\nif (typeof window !== 'undefined') {\n Element = window.Element;\n}\n\nvar script = {\n name: 'VPopover',\n components: {\n ResizeObserver: ResizeObserver\n },\n props: {\n open: {\n type: Boolean,\n default: false\n },\n disabled: {\n type: Boolean,\n default: false\n },\n placement: {\n type: String,\n default: function _default() {\n return getDefault('defaultPlacement');\n }\n },\n delay: {\n type: [String, Number, Object],\n default: function _default() {\n return getDefault('defaultDelay');\n }\n },\n offset: {\n type: [String, Number],\n default: function _default() {\n return getDefault('defaultOffset');\n }\n },\n trigger: {\n type: String,\n default: function _default() {\n return getDefault('defaultTrigger');\n }\n },\n container: {\n type: [String, Object, Element, Boolean],\n default: function _default() {\n return getDefault('defaultContainer');\n }\n },\n boundariesElement: {\n type: [String, Element],\n default: function _default() {\n return getDefault('defaultBoundariesElement');\n }\n },\n popperOptions: {\n type: Object,\n default: function _default() {\n return getDefault('defaultPopperOptions');\n }\n },\n popoverClass: {\n type: [String, Array],\n default: function _default() {\n return getDefault('defaultClass');\n }\n },\n popoverBaseClass: {\n type: [String, Array],\n default: function _default() {\n return directive.options.popover.defaultBaseClass;\n }\n },\n popoverInnerClass: {\n type: [String, Array],\n default: function _default() {\n return directive.options.popover.defaultInnerClass;\n }\n },\n popoverWrapperClass: {\n type: [String, Array],\n default: function _default() {\n return directive.options.popover.defaultWrapperClass;\n }\n },\n popoverArrowClass: {\n type: [String, Array],\n default: function _default() {\n return directive.options.popover.defaultArrowClass;\n }\n },\n autoHide: {\n type: Boolean,\n default: function _default() {\n return directive.options.popover.defaultAutoHide;\n }\n },\n handleResize: {\n type: Boolean,\n default: function _default() {\n return directive.options.popover.defaultHandleResize;\n }\n },\n openGroup: {\n type: String,\n default: null\n },\n openClass: {\n type: [String, Array],\n default: function _default() {\n return directive.options.popover.defaultOpenClass;\n }\n }\n },\n data: function data() {\n return {\n isOpen: false,\n id: Math.random().toString(36).substr(2, 10)\n };\n },\n computed: {\n cssClass: function cssClass() {\n return _defineProperty({}, this.openClass, this.isOpen);\n },\n popoverId: function popoverId() {\n return \"popover_\".concat(this.id);\n }\n },\n watch: {\n open: function open(val) {\n if (val) {\n this.show();\n } else {\n this.hide();\n }\n },\n disabled: function disabled(val, oldVal) {\n if (val !== oldVal) {\n if (val) {\n this.hide();\n } else if (this.open) {\n this.show();\n }\n }\n },\n container: function container(val) {\n if (this.isOpen && this.popperInstance) {\n var popoverNode = this.$refs.popover;\n var reference = this.$refs.trigger;\n var container = this.$_findContainer(this.container, reference);\n\n if (!container) {\n console.warn('No container for popover', this);\n return;\n }\n\n container.appendChild(popoverNode);\n this.popperInstance.scheduleUpdate();\n }\n },\n trigger: function trigger(val) {\n this.$_removeEventListeners();\n this.$_addEventListeners();\n },\n placement: function placement(val) {\n var _this = this;\n\n this.$_updatePopper(function () {\n _this.popperInstance.options.placement = val;\n });\n },\n offset: '$_restartPopper',\n boundariesElement: '$_restartPopper',\n popperOptions: {\n handler: '$_restartPopper',\n deep: true\n }\n },\n created: function created() {\n this.$_isDisposed = false;\n this.$_mounted = false;\n this.$_events = [];\n this.$_preventOpen = false;\n },\n mounted: function mounted() {\n var popoverNode = this.$refs.popover;\n popoverNode.parentNode && popoverNode.parentNode.removeChild(popoverNode);\n this.$_init();\n\n if (this.open) {\n this.show();\n }\n },\n deactivated: function deactivated() {\n this.hide();\n },\n beforeDestroy: function beforeDestroy() {\n this.dispose();\n },\n methods: {\n show: function show() {\n var _this2 = this;\n\n var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},\n event = _ref2.event,\n _ref2$skipDelay = _ref2.skipDelay,\n _ref2$force = _ref2.force,\n force = _ref2$force === void 0 ? false : _ref2$force;\n\n if (force || !this.disabled) {\n this.$_scheduleShow(event);\n this.$emit('show');\n }\n\n this.$emit('update:open', true);\n this.$_beingShowed = true;\n requestAnimationFrame(function () {\n _this2.$_beingShowed = false;\n });\n },\n hide: function hide() {\n var _ref3 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},\n event = _ref3.event,\n _ref3$skipDelay = _ref3.skipDelay;\n\n this.$_scheduleHide(event);\n this.$emit('hide');\n this.$emit('update:open', false);\n },\n dispose: function dispose() {\n this.$_isDisposed = true;\n this.$_removeEventListeners();\n this.hide({\n skipDelay: true\n });\n\n if (this.popperInstance) {\n this.popperInstance.destroy(); // destroy tooltipNode if removeOnDestroy is not set, as popperInstance.destroy() already removes the element\n\n if (!this.popperInstance.options.removeOnDestroy) {\n var popoverNode = this.$refs.popover;\n popoverNode.parentNode && popoverNode.parentNode.removeChild(popoverNode);\n }\n }\n\n this.$_mounted = false;\n this.popperInstance = null;\n this.isOpen = false;\n this.$emit('dispose');\n },\n $_init: function $_init() {\n if (this.trigger.indexOf('manual') === -1) {\n this.$_addEventListeners();\n }\n },\n $_show: function $_show() {\n var _this3 = this;\n\n var reference = this.$refs.trigger;\n var popoverNode = this.$refs.popover;\n clearTimeout(this.$_disposeTimer); // Already open\n\n if (this.isOpen) {\n return;\n } // Popper is already initialized\n\n\n if (this.popperInstance) {\n this.isOpen = true;\n this.popperInstance.enableEventListeners();\n this.popperInstance.scheduleUpdate();\n }\n\n if (!this.$_mounted) {\n var container = this.$_findContainer(this.container, reference);\n\n if (!container) {\n console.warn('No container for popover', this);\n return;\n }\n\n container.appendChild(popoverNode);\n this.$_mounted = true;\n }\n\n if (!this.popperInstance) {\n var popperOptions = _objectSpread2({}, this.popperOptions, {\n placement: this.placement\n });\n\n popperOptions.modifiers = _objectSpread2({}, popperOptions.modifiers, {\n arrow: _objectSpread2({}, popperOptions.modifiers && popperOptions.modifiers.arrow, {\n element: this.$refs.arrow\n })\n });\n\n if (this.offset) {\n var offset = this.$_getOffset();\n popperOptions.modifiers.offset = _objectSpread2({}, popperOptions.modifiers && popperOptions.modifiers.offset, {\n offset: offset\n });\n }\n\n if (this.boundariesElement) {\n popperOptions.modifiers.preventOverflow = _objectSpread2({}, popperOptions.modifiers && popperOptions.modifiers.preventOverflow, {\n boundariesElement: this.boundariesElement\n });\n }\n\n this.popperInstance = new Popper(reference, popoverNode, popperOptions); // Fix position\n\n requestAnimationFrame(function () {\n if (_this3.hidden) {\n _this3.hidden = false;\n\n _this3.$_hide();\n\n return;\n }\n\n if (!_this3.$_isDisposed && _this3.popperInstance) {\n _this3.popperInstance.scheduleUpdate(); // Show the tooltip\n\n\n requestAnimationFrame(function () {\n if (_this3.hidden) {\n _this3.hidden = false;\n\n _this3.$_hide();\n\n return;\n }\n\n if (!_this3.$_isDisposed) {\n _this3.isOpen = true;\n } else {\n _this3.dispose();\n }\n });\n } else {\n _this3.dispose();\n }\n });\n }\n\n var openGroup = this.openGroup;\n\n if (openGroup) {\n var popover;\n\n for (var i = 0; i < openPopovers.length; i++) {\n popover = openPopovers[i];\n\n if (popover.openGroup !== openGroup) {\n popover.hide();\n popover.$emit('close-group');\n }\n }\n }\n\n openPopovers.push(this);\n this.$emit('apply-show');\n },\n $_hide: function $_hide() {\n var _this4 = this;\n\n // Already hidden\n if (!this.isOpen) {\n return;\n }\n\n var index = openPopovers.indexOf(this);\n\n if (index !== -1) {\n openPopovers.splice(index, 1);\n }\n\n this.isOpen = false;\n\n if (this.popperInstance) {\n this.popperInstance.disableEventListeners();\n }\n\n clearTimeout(this.$_disposeTimer);\n var disposeTime = directive.options.popover.disposeTimeout || directive.options.disposeTimeout;\n\n if (disposeTime !== null) {\n this.$_disposeTimer = setTimeout(function () {\n var popoverNode = _this4.$refs.popover;\n\n if (popoverNode) {\n // Don't remove popper instance, just the HTML element\n popoverNode.parentNode && popoverNode.parentNode.removeChild(popoverNode);\n _this4.$_mounted = false;\n }\n }, disposeTime);\n }\n\n this.$emit('apply-hide');\n },\n $_findContainer: function $_findContainer(container, reference) {\n // if container is a query, get the relative element\n if (typeof container === 'string') {\n container = window.document.querySelector(container);\n } else if (container === false) {\n // if container is `false`, set it to reference parent\n container = reference.parentNode;\n }\n\n return container;\n },\n $_getOffset: function $_getOffset() {\n var typeofOffset = _typeof(this.offset);\n\n var offset = this.offset; // One value -> switch\n\n if (typeofOffset === 'number' || typeofOffset === 'string' && offset.indexOf(',') === -1) {\n offset = \"0, \".concat(offset);\n }\n\n return offset;\n },\n $_addEventListeners: function $_addEventListeners() {\n var _this5 = this;\n\n var reference = this.$refs.trigger;\n var directEvents = [];\n var oppositeEvents = [];\n var events = typeof this.trigger === 'string' ? this.trigger.split(' ').filter(function (trigger) {\n return ['click', 'hover', 'focus'].indexOf(trigger) !== -1;\n }) : [];\n events.forEach(function (event) {\n switch (event) {\n case 'hover':\n directEvents.push('mouseenter');\n oppositeEvents.push('mouseleave');\n break;\n\n case 'focus':\n directEvents.push('focus');\n oppositeEvents.push('blur');\n break;\n\n case 'click':\n directEvents.push('click');\n oppositeEvents.push('click');\n break;\n }\n }); // schedule show tooltip\n\n directEvents.forEach(function (event) {\n var func = function func(event) {\n if (_this5.isOpen) {\n return;\n }\n\n event.usedByTooltip = true;\n !_this5.$_preventOpen && _this5.show({\n event: event\n });\n _this5.hidden = false;\n };\n\n _this5.$_events.push({\n event: event,\n func: func\n });\n\n reference.addEventListener(event, func);\n }); // schedule hide tooltip\n\n oppositeEvents.forEach(function (event) {\n var func = function func(event) {\n if (event.usedByTooltip) {\n return;\n }\n\n _this5.hide({\n event: event\n });\n\n _this5.hidden = true;\n };\n\n _this5.$_events.push({\n event: event,\n func: func\n });\n\n reference.addEventListener(event, func);\n });\n },\n $_scheduleShow: function $_scheduleShow() {\n var skipDelay = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n clearTimeout(this.$_scheduleTimer);\n\n if (skipDelay) {\n this.$_show();\n } else {\n // defaults to 0\n var computedDelay = parseInt(this.delay && this.delay.show || this.delay || 0);\n this.$_scheduleTimer = setTimeout(this.$_show.bind(this), computedDelay);\n }\n },\n $_scheduleHide: function $_scheduleHide() {\n var _this6 = this;\n\n var event = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;\n var skipDelay = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n clearTimeout(this.$_scheduleTimer);\n\n if (skipDelay) {\n this.$_hide();\n } else {\n // defaults to 0\n var computedDelay = parseInt(this.delay && this.delay.hide || this.delay || 0);\n this.$_scheduleTimer = setTimeout(function () {\n if (!_this6.isOpen) {\n return;\n } // if we are hiding because of a mouseleave, we must check that the new\n // reference isn't the tooltip, because in this case we don't want to hide it\n\n\n if (event && event.type === 'mouseleave') {\n var isSet = _this6.$_setTooltipNodeEvent(event); // if we set the new event, don't hide the tooltip yet\n // the new event will take care to hide it if necessary\n\n\n if (isSet) {\n return;\n }\n }\n\n _this6.$_hide();\n }, computedDelay);\n }\n },\n $_setTooltipNodeEvent: function $_setTooltipNodeEvent(event) {\n var _this7 = this;\n\n var reference = this.$refs.trigger;\n var popoverNode = this.$refs.popover;\n var relatedreference = event.relatedreference || event.toElement || event.relatedTarget;\n\n var callback = function callback(event2) {\n var relatedreference2 = event2.relatedreference || event2.toElement || event2.relatedTarget; // Remove event listener after call\n\n popoverNode.removeEventListener(event.type, callback); // If the new reference is not the reference element\n\n if (!reference.contains(relatedreference2)) {\n // Schedule to hide tooltip\n _this7.hide({\n event: event2\n });\n }\n };\n\n if (popoverNode.contains(relatedreference)) {\n // listen to mouseleave on the tooltip element to be able to hide the tooltip\n popoverNode.addEventListener(event.type, callback);\n return true;\n }\n\n return false;\n },\n $_removeEventListeners: function $_removeEventListeners() {\n var reference = this.$refs.trigger;\n this.$_events.forEach(function (_ref4) {\n var func = _ref4.func,\n event = _ref4.event;\n reference.removeEventListener(event, func);\n });\n this.$_events = [];\n },\n $_updatePopper: function $_updatePopper(cb) {\n if (this.popperInstance) {\n cb();\n if (this.isOpen) this.popperInstance.scheduleUpdate();\n }\n },\n $_restartPopper: function $_restartPopper() {\n if (this.popperInstance) {\n var isOpen = this.isOpen;\n this.dispose();\n this.$_isDisposed = false;\n this.$_init();\n\n if (isOpen) {\n this.show({\n skipDelay: true,\n force: true\n });\n }\n }\n },\n $_handleGlobalClose: function $_handleGlobalClose(event) {\n var _this8 = this;\n\n var touch = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n if (this.$_beingShowed) return;\n this.hide({\n event: event\n });\n\n if (event.closePopover) {\n this.$emit('close-directive');\n } else {\n this.$emit('auto-hide');\n }\n\n if (touch) {\n this.$_preventOpen = true;\n setTimeout(function () {\n _this8.$_preventOpen = false;\n }, 300);\n }\n },\n $_handleResize: function $_handleResize() {\n if (this.isOpen && this.popperInstance) {\n this.popperInstance.scheduleUpdate();\n this.$emit('resize');\n }\n }\n }\n};\n\nif (typeof document !== 'undefined' && typeof window !== 'undefined') {\n if (isIOS) {\n document.addEventListener('touchend', handleGlobalTouchend, supportsPassive ? {\n passive: true,\n capture: true\n } : true);\n } else {\n window.addEventListener('click', handleGlobalClick, true);\n }\n}\n\nfunction handleGlobalClick(event) {\n handleGlobalClose(event);\n}\n\nfunction handleGlobalTouchend(event) {\n handleGlobalClose(event, true);\n}\n\nfunction handleGlobalClose(event) {\n var touch = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n\n var _loop = function _loop(i) {\n var popover = openPopovers[i];\n\n if (popover.$refs.popover) {\n var contains = popover.$refs.popover.contains(event.target);\n requestAnimationFrame(function () {\n if (event.closeAllPopover || event.closePopover && contains || popover.autoHide && !contains) {\n popover.$_handleGlobalClose(event, touch);\n }\n });\n }\n };\n\n // Delay so that close directive has time to set values\n for (var i = 0; i < openPopovers.length; i++) {\n _loop(i);\n }\n}\n\nfunction normalizeComponent(template, style, script, scopeId, isFunctionalTemplate, moduleIdentifier /* server only */, shadowMode, createInjector, createInjectorSSR, createInjectorShadow) {\r\n if (typeof shadowMode !== 'boolean') {\r\n createInjectorSSR = createInjector;\r\n createInjector = shadowMode;\r\n shadowMode = false;\r\n }\r\n // Vue.extend constructor export interop.\r\n const options = typeof script === 'function' ? script.options : script;\r\n // render functions\r\n if (template && template.render) {\r\n options.render = template.render;\r\n options.staticRenderFns = template.staticRenderFns;\r\n options._compiled = true;\r\n // functional template\r\n if (isFunctionalTemplate) {\r\n options.functional = true;\r\n }\r\n }\r\n // scopedId\r\n if (scopeId) {\r\n options._scopeId = scopeId;\r\n }\r\n let hook;\r\n if (moduleIdentifier) {\r\n // server build\r\n hook = function (context) {\r\n // 2.3 injection\r\n context =\r\n context || // cached call\r\n (this.$vnode && this.$vnode.ssrContext) || // stateful\r\n (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext); // functional\r\n // 2.2 with runInNewContext: true\r\n if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {\r\n context = __VUE_SSR_CONTEXT__;\r\n }\r\n // inject component styles\r\n if (style) {\r\n style.call(this, createInjectorSSR(context));\r\n }\r\n // register component module identifier for async chunk inference\r\n if (context && context._registeredComponents) {\r\n context._registeredComponents.add(moduleIdentifier);\r\n }\r\n };\r\n // used by ssr in case component is cached and beforeCreate\r\n // never gets called\r\n options._ssrRegister = hook;\r\n }\r\n else if (style) {\r\n hook = shadowMode\r\n ? function (context) {\r\n style.call(this, createInjectorShadow(context, this.$root.$options.shadowRoot));\r\n }\r\n : function (context) {\r\n style.call(this, createInjector(context));\r\n };\r\n }\r\n if (hook) {\r\n if (options.functional) {\r\n // register for functional component in vue file\r\n const originalRender = options.render;\r\n options.render = function renderWithStyleInjection(h, context) {\r\n hook.call(context);\r\n return originalRender(h, context);\r\n };\r\n }\r\n else {\r\n // inject component registration as beforeCreate hook\r\n const existing = options.beforeCreate;\r\n options.beforeCreate = existing ? [].concat(existing, hook) : [hook];\r\n }\r\n }\r\n return script;\r\n}\n\n/* script */\nvar __vue_script__ = script;\n/* template */\n\nvar __vue_render__ = function __vue_render__() {\n var _vm = this;\n\n var _h = _vm.$createElement;\n\n var _c = _vm._self._c || _h;\n\n return _c(\"div\", {\n staticClass: \"v-popover\",\n class: _vm.cssClass\n }, [_c(\"div\", {\n ref: \"trigger\",\n staticClass: \"trigger\",\n staticStyle: {\n display: \"inline-block\"\n },\n attrs: {\n \"aria-describedby\": _vm.popoverId,\n tabindex: _vm.trigger.indexOf(\"focus\") !== -1 ? 0 : undefined\n }\n }, [_vm._t(\"default\")], 2), _vm._v(\" \"), _c(\"div\", {\n ref: \"popover\",\n class: [_vm.popoverBaseClass, _vm.popoverClass, _vm.cssClass],\n style: {\n visibility: _vm.isOpen ? \"visible\" : \"hidden\"\n },\n attrs: {\n id: _vm.popoverId,\n \"aria-hidden\": _vm.isOpen ? \"false\" : \"true\",\n tabindex: _vm.autoHide ? 0 : undefined\n },\n on: {\n keyup: function keyup($event) {\n if (!$event.type.indexOf(\"key\") && _vm._k($event.keyCode, \"esc\", 27, $event.key, [\"Esc\", \"Escape\"])) {\n return null;\n }\n\n _vm.autoHide && _vm.hide();\n }\n }\n }, [_c(\"div\", {\n class: _vm.popoverWrapperClass\n }, [_c(\"div\", {\n ref: \"inner\",\n class: _vm.popoverInnerClass,\n staticStyle: {\n position: \"relative\"\n }\n }, [_c(\"div\", [_vm._t(\"popover\")], 2), _vm._v(\" \"), _vm.handleResize ? _c(\"ResizeObserver\", {\n on: {\n notify: _vm.$_handleResize\n }\n }) : _vm._e()], 1), _vm._v(\" \"), _c(\"div\", {\n ref: \"arrow\",\n class: _vm.popoverArrowClass\n })])])]);\n};\n\nvar __vue_staticRenderFns__ = [];\n__vue_render__._withStripped = true;\n/* style */\n\nvar __vue_inject_styles__ = undefined;\n/* scoped */\n\nvar __vue_scope_id__ = undefined;\n/* module identifier */\n\nvar __vue_module_identifier__ = undefined;\n/* functional template */\n\nvar __vue_is_functional_template__ = false;\n/* style inject */\n\n/* style inject SSR */\n\n/* style inject shadow dom */\n\nvar __vue_component__ = normalizeComponent({\n render: __vue_render__,\n staticRenderFns: __vue_staticRenderFns__\n}, __vue_inject_styles__, __vue_script__, __vue_scope_id__, __vue_is_functional_template__, __vue_module_identifier__, false, undefined, undefined, undefined);\n\nvar defineProperty = (function() {\n try {\n var func = _getNative(Object, 'defineProperty');\n func({}, '', {});\n return func;\n } catch (e) {}\n}());\n\nvar _defineProperty$1 = 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$1) {\n _defineProperty$1(object, key, {\n 'configurable': true,\n 'enumerable': true,\n 'value': value,\n 'writable': true\n });\n } else {\n object[key] = value;\n }\n}\n\nvar _baseAssignValue = baseAssignValue;\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_1(object[key], value)) ||\n (value === undefined && !(key in object))) {\n _baseAssignValue(object, key, value);\n }\n}\n\nvar _assignMergeValue = assignMergeValue;\n\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\nvar _createBaseFor = 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\nvar _baseFor = baseFor;\n\nvar _cloneBuffer = createCommonjsModule(function (module, exports) {\n/** Detect free variable `exports`. */\nvar freeExports = exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && 'object' == '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\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\nvar _cloneArrayBuffer = 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\nvar _cloneTypedArray = cloneTypedArray;\n\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\nvar _copyArray = copyArray;\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_1(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\nvar _baseCreate = baseCreate;\n\n/** Built-in value references. */\nvar getPrototype = _overArg(Object.getPrototypeOf, Object);\n\nvar _getPrototype = getPrototype;\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\nvar _initCloneObject = initCloneObject;\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_1(value) && isArrayLike_1(value);\n}\n\nvar isArrayLikeObject_1 = isArrayLikeObject;\n\n/** `Object#toString` result references. */\nvar objectTag$3 = '[object Object]';\n\n/** Used for built-in method references. */\nvar funcProto$2 = Function.prototype,\n objectProto$c = Object.prototype;\n\n/** Used to resolve the decompiled source of functions. */\nvar funcToString$2 = funcProto$2.toString;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$9 = objectProto$c.hasOwnProperty;\n\n/** Used to infer the `Object` constructor. */\nvar objectCtorString = funcToString$2.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_1(value) || _baseGetTag(value) != objectTag$3) {\n return false;\n }\n var proto = _getPrototype(value);\n if (proto === null) {\n return true;\n }\n var Ctor = hasOwnProperty$9.call(proto, 'constructor') && proto.constructor;\n return typeof Ctor == 'function' && Ctor instanceof Ctor &&\n funcToString$2.call(Ctor) == objectCtorString;\n}\n\nvar isPlainObject_1 = isPlainObject;\n\n/**\n * Gets the value at `key`, unless `key` is \"__proto__\" or \"constructor\".\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\nfunction safeGet(object, key) {\n if (key === 'constructor' && typeof object[key] === 'function') {\n return;\n }\n\n if (key == '__proto__') {\n return;\n }\n\n return object[key];\n}\n\nvar _safeGet = safeGet;\n\n/** Used for built-in method references. */\nvar objectProto$d = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$a = objectProto$d.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$a.call(object, key) && eq_1(objValue, value)) ||\n (value === undefined && !(key in object))) {\n _baseAssignValue(object, key, value);\n }\n}\n\nvar _assignValue = assignValue;\n\n/**\n * Copies properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy properties from.\n * @param {Array} props The property identifiers to copy.\n * @param {Object} [object={}] The object to copy properties to.\n * @param {Function} [customizer] The function to customize copied values.\n * @returns {Object} Returns `object`.\n */\nfunction copyObject(source, props, object, customizer) {\n var isNew = !object;\n object || (object = {});\n\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n\n var newValue = customizer\n ? customizer(object[key], source[key], key, object, source)\n : undefined;\n\n if (newValue === undefined) {\n newValue = source[key];\n }\n if (isNew) {\n _baseAssignValue(object, key, newValue);\n } else {\n _assignValue(object, key, newValue);\n }\n }\n return object;\n}\n\nvar _copyObject = copyObject;\n\n/**\n * This function is like\n * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * except that it includes inherited enumerable properties.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\nfunction nativeKeysIn(object) {\n var result = [];\n if (object != null) {\n for (var key in Object(object)) {\n result.push(key);\n }\n }\n return result;\n}\n\nvar _nativeKeysIn = nativeKeysIn;\n\n/** Used for built-in method references. */\nvar objectProto$e = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$b = objectProto$e.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_1(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$b.call(object, key)))) {\n result.push(key);\n }\n }\n return result;\n}\n\nvar _baseKeysIn = baseKeysIn;\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_1(object) ? _arrayLikeKeys(object, true) : _baseKeysIn(object);\n}\n\nvar keysIn_1 = 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_1(value));\n}\n\nvar toPlainObject_1 = 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_1(srcValue),\n isBuff = !isArr && isBuffer_1(srcValue),\n isTyped = !isArr && !isBuff && isTypedArray_1(srcValue);\n\n newValue = srcValue;\n if (isArr || isBuff || isTyped) {\n if (isArray_1(objValue)) {\n newValue = objValue;\n }\n else if (isArrayLikeObject_1(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_1(srcValue) || isArguments_1(srcValue)) {\n newValue = objValue;\n if (isArguments_1(objValue)) {\n newValue = toPlainObject_1(objValue);\n }\n else if (!isObject_1(objValue) || isFunction_1(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\nvar _baseMergeDeep = baseMergeDeep;\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_1(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_1);\n}\n\nvar _baseMerge = baseMerge;\n\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\nvar identity_1 = identity;\n\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\nvar _apply = 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\nvar _overRest = overRest;\n\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\nvar constant_1 = constant;\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$1 ? identity_1 : function(func, string) {\n return _defineProperty$1(func, 'toString', {\n 'configurable': true,\n 'enumerable': false,\n 'value': constant_1(string),\n 'writable': true\n });\n};\n\nvar _baseSetToString = baseSetToString;\n\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\nvar _shortOut = 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\nvar _setToString = 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_1), func + '');\n}\n\nvar _baseRest = baseRest;\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_1(object)) {\n return false;\n }\n var type = typeof index;\n if (type == 'number'\n ? (isArrayLike_1(object) && _isIndex(index, object.length))\n : (type == 'string' && index in object)\n ) {\n return eq_1(object[index], value);\n }\n return false;\n}\n\nvar _isIterateeCall = 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\nvar _createAssigner = 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\nvar merge_1 = merge;\n\nfunction styleInject(css, ref) {\n if ( ref === void 0 ) ref = {};\n var insertAt = ref.insertAt;\n\n if (!css || typeof document === 'undefined') { return; }\n\n var head = document.head || document.getElementsByTagName('head')[0];\n var style = document.createElement('style');\n style.type = 'text/css';\n\n if (insertAt === 'top') {\n if (head.firstChild) {\n head.insertBefore(style, head.firstChild);\n } else {\n head.appendChild(style);\n }\n } else {\n head.appendChild(style);\n }\n\n if (style.styleSheet) {\n style.styleSheet.cssText = css;\n } else {\n style.appendChild(document.createTextNode(css));\n }\n}\n\nvar css = \".resize-observer[data-v-b329ee4c]{position:absolute;top:0;left:0;z-index:-1;width:100%;height:100%;border:none;background-color:transparent;pointer-events:none;display:block;overflow:hidden;opacity:0}.resize-observer[data-v-b329ee4c] object{display:block;position:absolute;top:0;left:0;height:100%;width:100%;overflow:hidden;pointer-events:none;z-index:-1}\";\nstyleInject(css);\n\nfunction install(Vue) {\n var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};\n if (install.installed) return;\n install.installed = true;\n var finalOptions = {};\n merge_1(finalOptions, defaultOptions, options);\n plugin.options = finalOptions;\n directive.options = finalOptions;\n Vue.directive('tooltip', directive);\n Vue.directive('close-popover', vclosepopover);\n Vue.component('v-popover', __vue_component__);\n}\nvar VTooltip = directive;\nvar VClosePopover = vclosepopover;\nvar VPopover = __vue_component__;\nvar plugin = {\n install: install,\n\n get enabled() {\n return state.enabled;\n },\n\n set enabled(value) {\n state.enabled = value;\n }\n\n}; // Auto-install\n\nvar GlobalVue = null;\n\nif (typeof window !== 'undefined') {\n GlobalVue = window.Vue;\n} else if (typeof global !== 'undefined') {\n GlobalVue = global.Vue;\n}\n\nif (GlobalVue) {\n GlobalVue.use(plugin);\n}\n\nexport default plugin;\nexport { VClosePopover, VPopover, VTooltip, createTooltip, destroyTooltip, install };\n","/**!\n * @fileOverview Kickass library to create and place poppers near their reference elements.\n * @version 1.16.1\n * @license\n * Copyright (c) 2016 Federico Zivolo and contributors\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to deal\n * in the Software without restriction, including without limitation the rights\n * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n * copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in all\n * copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\n * SOFTWARE.\n */\nvar isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined' && typeof navigator !== 'undefined';\n\nvar timeoutDuration = function () {\n var longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];\n for (var i = 0; i < longerTimeoutBrowsers.length; i += 1) {\n if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {\n return 1;\n }\n }\n return 0;\n}();\n\nfunction microtaskDebounce(fn) {\n var called = false;\n return function () {\n if (called) {\n return;\n }\n called = true;\n window.Promise.resolve().then(function () {\n called = false;\n fn();\n });\n };\n}\n\nfunction taskDebounce(fn) {\n var scheduled = false;\n return function () {\n if (!scheduled) {\n scheduled = true;\n setTimeout(function () {\n scheduled = false;\n fn();\n }, timeoutDuration);\n }\n };\n}\n\nvar supportsMicroTasks = isBrowser && window.Promise;\n\n/**\n* Create a debounced version of a method, that's asynchronously deferred\n* but called in the minimum time possible.\n*\n* @method\n* @memberof Popper.Utils\n* @argument {Function} fn\n* @returns {Function}\n*/\nvar debounce = supportsMicroTasks ? microtaskDebounce : taskDebounce;\n\n/**\n * Check if the given variable is a function\n * @method\n * @memberof Popper.Utils\n * @argument {Any} functionToCheck - variable to check\n * @returns {Boolean} answer to: is a function?\n */\nfunction isFunction(functionToCheck) {\n var getType = {};\n return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';\n}\n\n/**\n * Get CSS computed property of the given element\n * @method\n * @memberof Popper.Utils\n * @argument {Eement} element\n * @argument {String} property\n */\nfunction getStyleComputedProperty(element, property) {\n if (element.nodeType !== 1) {\n return [];\n }\n // NOTE: 1 DOM access here\n var window = element.ownerDocument.defaultView;\n var css = window.getComputedStyle(element, null);\n return property ? css[property] : css;\n}\n\n/**\n * Returns the parentNode or the host of the element\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @returns {Element} parent\n */\nfunction getParentNode(element) {\n if (element.nodeName === 'HTML') {\n return element;\n }\n return element.parentNode || element.host;\n}\n\n/**\n * Returns the scrolling parent of the given element\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @returns {Element} scroll parent\n */\nfunction getScrollParent(element) {\n // Return body, `getScroll` will take care to get the correct `scrollTop` from it\n if (!element) {\n return document.body;\n }\n\n switch (element.nodeName) {\n case 'HTML':\n case 'BODY':\n return element.ownerDocument.body;\n case '#document':\n return element.body;\n }\n\n // Firefox want us to check `-x` and `-y` variations as well\n\n var _getStyleComputedProp = getStyleComputedProperty(element),\n overflow = _getStyleComputedProp.overflow,\n overflowX = _getStyleComputedProp.overflowX,\n overflowY = _getStyleComputedProp.overflowY;\n\n if (/(auto|scroll|overlay)/.test(overflow + overflowY + overflowX)) {\n return element;\n }\n\n return getScrollParent(getParentNode(element));\n}\n\n/**\n * Returns the reference node of the reference object, or the reference object itself.\n * @method\n * @memberof Popper.Utils\n * @param {Element|Object} reference - the reference element (the popper will be relative to this)\n * @returns {Element} parent\n */\nfunction getReferenceNode(reference) {\n return reference && reference.referenceNode ? reference.referenceNode : reference;\n}\n\nvar isIE11 = isBrowser && !!(window.MSInputMethodContext && document.documentMode);\nvar isIE10 = isBrowser && /MSIE 10/.test(navigator.userAgent);\n\n/**\n * Determines if the browser is Internet Explorer\n * @method\n * @memberof Popper.Utils\n * @param {Number} version to check\n * @returns {Boolean} isIE\n */\nfunction isIE(version) {\n if (version === 11) {\n return isIE11;\n }\n if (version === 10) {\n return isIE10;\n }\n return isIE11 || isIE10;\n}\n\n/**\n * Returns the offset parent of the given element\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @returns {Element} offset parent\n */\nfunction getOffsetParent(element) {\n if (!element) {\n return document.documentElement;\n }\n\n var noOffsetParent = isIE(10) ? document.body : null;\n\n // NOTE: 1 DOM access here\n var offsetParent = element.offsetParent || null;\n // Skip hidden elements which don't have an offsetParent\n while (offsetParent === noOffsetParent && element.nextElementSibling) {\n offsetParent = (element = element.nextElementSibling).offsetParent;\n }\n\n var nodeName = offsetParent && offsetParent.nodeName;\n\n if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {\n return element ? element.ownerDocument.documentElement : document.documentElement;\n }\n\n // .offsetParent will return the closest TH, TD or TABLE in case\n // no offsetParent is present, I hate this job...\n if (['TH', 'TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {\n return getOffsetParent(offsetParent);\n }\n\n return offsetParent;\n}\n\nfunction isOffsetContainer(element) {\n var nodeName = element.nodeName;\n\n if (nodeName === 'BODY') {\n return false;\n }\n return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;\n}\n\n/**\n * Finds the root node (document, shadowDOM root) of the given element\n * @method\n * @memberof Popper.Utils\n * @argument {Element} node\n * @returns {Element} root node\n */\nfunction getRoot(node) {\n if (node.parentNode !== null) {\n return getRoot(node.parentNode);\n }\n\n return node;\n}\n\n/**\n * Finds the offset parent common to the two provided nodes\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element1\n * @argument {Element} element2\n * @returns {Element} common offset parent\n */\nfunction findCommonOffsetParent(element1, element2) {\n // This check is needed to avoid errors in case one of the elements isn't defined for any reason\n if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {\n return document.documentElement;\n }\n\n // Here we make sure to give as \"start\" the element that comes first in the DOM\n var order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;\n var start = order ? element1 : element2;\n var end = order ? element2 : element1;\n\n // Get common ancestor container\n var range = document.createRange();\n range.setStart(start, 0);\n range.setEnd(end, 0);\n var commonAncestorContainer = range.commonAncestorContainer;\n\n // Both nodes are inside #document\n\n if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {\n if (isOffsetContainer(commonAncestorContainer)) {\n return commonAncestorContainer;\n }\n\n return getOffsetParent(commonAncestorContainer);\n }\n\n // one of the nodes is inside shadowDOM, find which one\n var element1root = getRoot(element1);\n if (element1root.host) {\n return findCommonOffsetParent(element1root.host, element2);\n } else {\n return findCommonOffsetParent(element1, getRoot(element2).host);\n }\n}\n\n/**\n * Gets the scroll value of the given element in the given side (top and left)\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @argument {String} side `top` or `left`\n * @returns {number} amount of scrolled pixels\n */\nfunction getScroll(element) {\n var side = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'top';\n\n var upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';\n var nodeName = element.nodeName;\n\n if (nodeName === 'BODY' || nodeName === 'HTML') {\n var html = element.ownerDocument.documentElement;\n var scrollingElement = element.ownerDocument.scrollingElement || html;\n return scrollingElement[upperSide];\n }\n\n return element[upperSide];\n}\n\n/*\n * Sum or subtract the element scroll values (left and top) from a given rect object\n * @method\n * @memberof Popper.Utils\n * @param {Object} rect - Rect object you want to change\n * @param {HTMLElement} element - The element from the function reads the scroll values\n * @param {Boolean} subtract - set to true if you want to subtract the scroll values\n * @return {Object} rect - The modifier rect object\n */\nfunction includeScroll(rect, element) {\n var subtract = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;\n\n var scrollTop = getScroll(element, 'top');\n var scrollLeft = getScroll(element, 'left');\n var modifier = subtract ? -1 : 1;\n rect.top += scrollTop * modifier;\n rect.bottom += scrollTop * modifier;\n rect.left += scrollLeft * modifier;\n rect.right += scrollLeft * modifier;\n return rect;\n}\n\n/*\n * Helper to detect borders of a given element\n * @method\n * @memberof Popper.Utils\n * @param {CSSStyleDeclaration} styles\n * Result of `getStyleComputedProperty` on the given element\n * @param {String} axis - `x` or `y`\n * @return {number} borders - The borders size of the given axis\n */\n\nfunction getBordersSize(styles, axis) {\n var sideA = axis === 'x' ? 'Left' : 'Top';\n var sideB = sideA === 'Left' ? 'Right' : 'Bottom';\n\n return parseFloat(styles['border' + sideA + 'Width']) + parseFloat(styles['border' + sideB + 'Width']);\n}\n\nfunction getSize(axis, body, html, computedStyle) {\n return Math.max(body['offset' + axis], body['scroll' + axis], html['client' + axis], html['offset' + axis], html['scroll' + axis], isIE(10) ? parseInt(html['offset' + axis]) + parseInt(computedStyle['margin' + (axis === 'Height' ? 'Top' : 'Left')]) + parseInt(computedStyle['margin' + (axis === 'Height' ? 'Bottom' : 'Right')]) : 0);\n}\n\nfunction getWindowSizes(document) {\n var body = document.body;\n var html = document.documentElement;\n var computedStyle = isIE(10) && getComputedStyle(html);\n\n return {\n height: getSize('Height', body, html, computedStyle),\n width: getSize('Width', body, html, computedStyle)\n };\n}\n\nvar classCallCheck = function (instance, Constructor) {\n if (!(instance instanceof Constructor)) {\n throw new TypeError(\"Cannot call a class as a function\");\n }\n};\n\nvar createClass = function () {\n function defineProperties(target, props) {\n for (var i = 0; i < props.length; i++) {\n var descriptor = props[i];\n descriptor.enumerable = descriptor.enumerable || false;\n descriptor.configurable = true;\n if (\"value\" in descriptor) descriptor.writable = true;\n Object.defineProperty(target, descriptor.key, descriptor);\n }\n }\n\n return function (Constructor, protoProps, staticProps) {\n if (protoProps) defineProperties(Constructor.prototype, protoProps);\n if (staticProps) defineProperties(Constructor, staticProps);\n return Constructor;\n };\n}();\n\n\n\n\n\nvar defineProperty = function (obj, key, value) {\n if (key in obj) {\n Object.defineProperty(obj, key, {\n value: value,\n enumerable: true,\n configurable: true,\n writable: true\n });\n } else {\n obj[key] = value;\n }\n\n return obj;\n};\n\nvar _extends = Object.assign || function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n};\n\n/**\n * Given element offsets, generate an output similar to getBoundingClientRect\n * @method\n * @memberof Popper.Utils\n * @argument {Object} offsets\n * @returns {Object} ClientRect like output\n */\nfunction getClientRect(offsets) {\n return _extends({}, offsets, {\n right: offsets.left + offsets.width,\n bottom: offsets.top + offsets.height\n });\n}\n\n/**\n * Get bounding client rect of given element\n * @method\n * @memberof Popper.Utils\n * @param {HTMLElement} element\n * @return {Object} client rect\n */\nfunction getBoundingClientRect(element) {\n var rect = {};\n\n // IE10 10 FIX: Please, don't ask, the element isn't\n // considered in DOM in some circumstances...\n // This isn't reproducible in IE10 compatibility mode of IE11\n try {\n if (isIE(10)) {\n rect = element.getBoundingClientRect();\n var scrollTop = getScroll(element, 'top');\n var scrollLeft = getScroll(element, 'left');\n rect.top += scrollTop;\n rect.left += scrollLeft;\n rect.bottom += scrollTop;\n rect.right += scrollLeft;\n } else {\n rect = element.getBoundingClientRect();\n }\n } catch (e) {}\n\n var result = {\n left: rect.left,\n top: rect.top,\n width: rect.right - rect.left,\n height: rect.bottom - rect.top\n };\n\n // subtract scrollbar size from sizes\n var sizes = element.nodeName === 'HTML' ? getWindowSizes(element.ownerDocument) : {};\n var width = sizes.width || element.clientWidth || result.width;\n var height = sizes.height || element.clientHeight || result.height;\n\n var horizScrollbar = element.offsetWidth - width;\n var vertScrollbar = element.offsetHeight - height;\n\n // if an hypothetical scrollbar is detected, we must be sure it's not a `border`\n // we make this check conditional for performance reasons\n if (horizScrollbar || vertScrollbar) {\n var styles = getStyleComputedProperty(element);\n horizScrollbar -= getBordersSize(styles, 'x');\n vertScrollbar -= getBordersSize(styles, 'y');\n\n result.width -= horizScrollbar;\n result.height -= vertScrollbar;\n }\n\n return getClientRect(result);\n}\n\nfunction getOffsetRectRelativeToArbitraryNode(children, parent) {\n var fixedPosition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;\n\n var isIE10 = isIE(10);\n var isHTML = parent.nodeName === 'HTML';\n var childrenRect = getBoundingClientRect(children);\n var parentRect = getBoundingClientRect(parent);\n var scrollParent = getScrollParent(children);\n\n var styles = getStyleComputedProperty(parent);\n var borderTopWidth = parseFloat(styles.borderTopWidth);\n var borderLeftWidth = parseFloat(styles.borderLeftWidth);\n\n // In cases where the parent is fixed, we must ignore negative scroll in offset calc\n if (fixedPosition && isHTML) {\n parentRect.top = Math.max(parentRect.top, 0);\n parentRect.left = Math.max(parentRect.left, 0);\n }\n var offsets = getClientRect({\n top: childrenRect.top - parentRect.top - borderTopWidth,\n left: childrenRect.left - parentRect.left - borderLeftWidth,\n width: childrenRect.width,\n height: childrenRect.height\n });\n offsets.marginTop = 0;\n offsets.marginLeft = 0;\n\n // Subtract margins of documentElement in case it's being used as parent\n // we do this only on HTML because it's the only element that behaves\n // differently when margins are applied to it. The margins are included in\n // the box of the documentElement, in the other cases not.\n if (!isIE10 && isHTML) {\n var marginTop = parseFloat(styles.marginTop);\n var marginLeft = parseFloat(styles.marginLeft);\n\n offsets.top -= borderTopWidth - marginTop;\n offsets.bottom -= borderTopWidth - marginTop;\n offsets.left -= borderLeftWidth - marginLeft;\n offsets.right -= borderLeftWidth - marginLeft;\n\n // Attach marginTop and marginLeft because in some circumstances we may need them\n offsets.marginTop = marginTop;\n offsets.marginLeft = marginLeft;\n }\n\n if (isIE10 && !fixedPosition ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {\n offsets = includeScroll(offsets, parent);\n }\n\n return offsets;\n}\n\nfunction getViewportOffsetRectRelativeToArtbitraryNode(element) {\n var excludeScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n\n var html = element.ownerDocument.documentElement;\n var relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);\n var width = Math.max(html.clientWidth, window.innerWidth || 0);\n var height = Math.max(html.clientHeight, window.innerHeight || 0);\n\n var scrollTop = !excludeScroll ? getScroll(html) : 0;\n var scrollLeft = !excludeScroll ? getScroll(html, 'left') : 0;\n\n var offset = {\n top: scrollTop - relativeOffset.top + relativeOffset.marginTop,\n left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,\n width: width,\n height: height\n };\n\n return getClientRect(offset);\n}\n\n/**\n * Check if the given element is fixed or is inside a fixed parent\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @argument {Element} customContainer\n * @returns {Boolean} answer to \"isFixed?\"\n */\nfunction isFixed(element) {\n var nodeName = element.nodeName;\n if (nodeName === 'BODY' || nodeName === 'HTML') {\n return false;\n }\n if (getStyleComputedProperty(element, 'position') === 'fixed') {\n return true;\n }\n var parentNode = getParentNode(element);\n if (!parentNode) {\n return false;\n }\n return isFixed(parentNode);\n}\n\n/**\n * Finds the first parent of an element that has a transformed property defined\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @returns {Element} first transformed parent or documentElement\n */\n\nfunction getFixedPositionOffsetParent(element) {\n // This check is needed to avoid errors in case one of the elements isn't defined for any reason\n if (!element || !element.parentElement || isIE()) {\n return document.documentElement;\n }\n var el = element.parentElement;\n while (el && getStyleComputedProperty(el, 'transform') === 'none') {\n el = el.parentElement;\n }\n return el || document.documentElement;\n}\n\n/**\n * Computed the boundaries limits and return them\n * @method\n * @memberof Popper.Utils\n * @param {HTMLElement} popper\n * @param {HTMLElement} reference\n * @param {number} padding\n * @param {HTMLElement} boundariesElement - Element used to define the boundaries\n * @param {Boolean} fixedPosition - Is in fixed position mode\n * @returns {Object} Coordinates of the boundaries\n */\nfunction getBoundaries(popper, reference, padding, boundariesElement) {\n var fixedPosition = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;\n\n // NOTE: 1 DOM access here\n\n var boundaries = { top: 0, left: 0 };\n var offsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, getReferenceNode(reference));\n\n // Handle viewport case\n if (boundariesElement === 'viewport') {\n boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent, fixedPosition);\n } else {\n // Handle other cases based on DOM element used as boundaries\n var boundariesNode = void 0;\n if (boundariesElement === 'scrollParent') {\n boundariesNode = getScrollParent(getParentNode(reference));\n if (boundariesNode.nodeName === 'BODY') {\n boundariesNode = popper.ownerDocument.documentElement;\n }\n } else if (boundariesElement === 'window') {\n boundariesNode = popper.ownerDocument.documentElement;\n } else {\n boundariesNode = boundariesElement;\n }\n\n var offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent, fixedPosition);\n\n // In case of HTML, we need a different computation\n if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {\n var _getWindowSizes = getWindowSizes(popper.ownerDocument),\n height = _getWindowSizes.height,\n width = _getWindowSizes.width;\n\n boundaries.top += offsets.top - offsets.marginTop;\n boundaries.bottom = height + offsets.top;\n boundaries.left += offsets.left - offsets.marginLeft;\n boundaries.right = width + offsets.left;\n } else {\n // for all the other DOM elements, this one is good\n boundaries = offsets;\n }\n }\n\n // Add paddings\n padding = padding || 0;\n var isPaddingNumber = typeof padding === 'number';\n boundaries.left += isPaddingNumber ? padding : padding.left || 0;\n boundaries.top += isPaddingNumber ? padding : padding.top || 0;\n boundaries.right -= isPaddingNumber ? padding : padding.right || 0;\n boundaries.bottom -= isPaddingNumber ? padding : padding.bottom || 0;\n\n return boundaries;\n}\n\nfunction getArea(_ref) {\n var width = _ref.width,\n height = _ref.height;\n\n return width * height;\n}\n\n/**\n * Utility used to transform the `auto` placement to the placement with more\n * available space.\n * @method\n * @memberof Popper.Utils\n * @argument {Object} data - The data object generated by update method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction computeAutoPlacement(placement, refRect, popper, reference, boundariesElement) {\n var padding = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0;\n\n if (placement.indexOf('auto') === -1) {\n return placement;\n }\n\n var boundaries = getBoundaries(popper, reference, padding, boundariesElement);\n\n var rects = {\n top: {\n width: boundaries.width,\n height: refRect.top - boundaries.top\n },\n right: {\n width: boundaries.right - refRect.right,\n height: boundaries.height\n },\n bottom: {\n width: boundaries.width,\n height: boundaries.bottom - refRect.bottom\n },\n left: {\n width: refRect.left - boundaries.left,\n height: boundaries.height\n }\n };\n\n var sortedAreas = Object.keys(rects).map(function (key) {\n return _extends({\n key: key\n }, rects[key], {\n area: getArea(rects[key])\n });\n }).sort(function (a, b) {\n return b.area - a.area;\n });\n\n var filteredAreas = sortedAreas.filter(function (_ref2) {\n var width = _ref2.width,\n height = _ref2.height;\n return width >= popper.clientWidth && height >= popper.clientHeight;\n });\n\n var computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;\n\n var variation = placement.split('-')[1];\n\n return computedPlacement + (variation ? '-' + variation : '');\n}\n\n/**\n * Get offsets to the reference element\n * @method\n * @memberof Popper.Utils\n * @param {Object} state\n * @param {Element} popper - the popper element\n * @param {Element} reference - the reference element (the popper will be relative to this)\n * @param {Element} fixedPosition - is in fixed position mode\n * @returns {Object} An object containing the offsets which will be applied to the popper\n */\nfunction getReferenceOffsets(state, popper, reference) {\n var fixedPosition = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : null;\n\n var commonOffsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, getReferenceNode(reference));\n return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent, fixedPosition);\n}\n\n/**\n * Get the outer sizes of the given element (offset size + margins)\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element\n * @returns {Object} object containing width and height properties\n */\nfunction getOuterSizes(element) {\n var window = element.ownerDocument.defaultView;\n var styles = window.getComputedStyle(element);\n var x = parseFloat(styles.marginTop || 0) + parseFloat(styles.marginBottom || 0);\n var y = parseFloat(styles.marginLeft || 0) + parseFloat(styles.marginRight || 0);\n var result = {\n width: element.offsetWidth + y,\n height: element.offsetHeight + x\n };\n return result;\n}\n\n/**\n * Get the opposite placement of the given one\n * @method\n * @memberof Popper.Utils\n * @argument {String} placement\n * @returns {String} flipped placement\n */\nfunction getOppositePlacement(placement) {\n var hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };\n return placement.replace(/left|right|bottom|top/g, function (matched) {\n return hash[matched];\n });\n}\n\n/**\n * Get offsets to the popper\n * @method\n * @memberof Popper.Utils\n * @param {Object} position - CSS position the Popper will get applied\n * @param {HTMLElement} popper - the popper element\n * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)\n * @param {String} placement - one of the valid placement options\n * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper\n */\nfunction getPopperOffsets(popper, referenceOffsets, placement) {\n placement = placement.split('-')[0];\n\n // Get popper node sizes\n var popperRect = getOuterSizes(popper);\n\n // Add position, width and height to our offsets object\n var popperOffsets = {\n width: popperRect.width,\n height: popperRect.height\n };\n\n // depending by the popper placement we have to compute its offsets slightly differently\n var isHoriz = ['right', 'left'].indexOf(placement) !== -1;\n var mainSide = isHoriz ? 'top' : 'left';\n var secondarySide = isHoriz ? 'left' : 'top';\n var measurement = isHoriz ? 'height' : 'width';\n var secondaryMeasurement = !isHoriz ? 'height' : 'width';\n\n popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;\n if (placement === secondarySide) {\n popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];\n } else {\n popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];\n }\n\n return popperOffsets;\n}\n\n/**\n * Mimics the `find` method of Array\n * @method\n * @memberof Popper.Utils\n * @argument {Array} arr\n * @argument prop\n * @argument value\n * @returns index or -1\n */\nfunction find(arr, check) {\n // use native find if supported\n if (Array.prototype.find) {\n return arr.find(check);\n }\n\n // use `filter` to obtain the same behavior of `find`\n return arr.filter(check)[0];\n}\n\n/**\n * Return the index of the matching object\n * @method\n * @memberof Popper.Utils\n * @argument {Array} arr\n * @argument prop\n * @argument value\n * @returns index or -1\n */\nfunction findIndex(arr, prop, value) {\n // use native findIndex if supported\n if (Array.prototype.findIndex) {\n return arr.findIndex(function (cur) {\n return cur[prop] === value;\n });\n }\n\n // use `find` + `indexOf` if `findIndex` isn't supported\n var match = find(arr, function (obj) {\n return obj[prop] === value;\n });\n return arr.indexOf(match);\n}\n\n/**\n * Loop trough the list of modifiers and run them in order,\n * each of them will then edit the data object.\n * @method\n * @memberof Popper.Utils\n * @param {dataObject} data\n * @param {Array} modifiers\n * @param {String} ends - Optional modifier name used as stopper\n * @returns {dataObject}\n */\nfunction runModifiers(modifiers, data, ends) {\n var modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));\n\n modifiersToRun.forEach(function (modifier) {\n if (modifier['function']) {\n // eslint-disable-line dot-notation\n console.warn('`modifier.function` is deprecated, use `modifier.fn`!');\n }\n var fn = modifier['function'] || modifier.fn; // eslint-disable-line dot-notation\n if (modifier.enabled && isFunction(fn)) {\n // Add properties to offsets to make them a complete clientRect object\n // we do this before each modifier to make sure the previous one doesn't\n // mess with these values\n data.offsets.popper = getClientRect(data.offsets.popper);\n data.offsets.reference = getClientRect(data.offsets.reference);\n\n data = fn(data, modifier);\n }\n });\n\n return data;\n}\n\n/**\n * Updates the position of the popper, computing the new offsets and applying\n * the new style. \n * Prefer `scheduleUpdate` over `update` because of performance reasons.\n * @method\n * @memberof Popper\n */\nfunction update() {\n // if popper is destroyed, don't perform any further update\n if (this.state.isDestroyed) {\n return;\n }\n\n var data = {\n instance: this,\n styles: {},\n arrowStyles: {},\n attributes: {},\n flipped: false,\n offsets: {}\n };\n\n // compute reference element offsets\n data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference, this.options.positionFixed);\n\n // compute auto placement, store placement inside the data object,\n // modifiers will be able to edit `placement` if needed\n // and refer to originalPlacement to know the original value\n data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding);\n\n // store the computed placement inside `originalPlacement`\n data.originalPlacement = data.placement;\n\n data.positionFixed = this.options.positionFixed;\n\n // compute the popper offsets\n data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement);\n\n data.offsets.popper.position = this.options.positionFixed ? 'fixed' : 'absolute';\n\n // run the modifiers\n data = runModifiers(this.modifiers, data);\n\n // the first `update` will call `onCreate` callback\n // the other ones will call `onUpdate` callback\n if (!this.state.isCreated) {\n this.state.isCreated = true;\n this.options.onCreate(data);\n } else {\n this.options.onUpdate(data);\n }\n}\n\n/**\n * Helper used to know if the given modifier is enabled.\n * @method\n * @memberof Popper.Utils\n * @returns {Boolean}\n */\nfunction isModifierEnabled(modifiers, modifierName) {\n return modifiers.some(function (_ref) {\n var name = _ref.name,\n enabled = _ref.enabled;\n return enabled && name === modifierName;\n });\n}\n\n/**\n * Get the prefixed supported property name\n * @method\n * @memberof Popper.Utils\n * @argument {String} property (camelCase)\n * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)\n */\nfunction getSupportedPropertyName(property) {\n var prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];\n var upperProp = property.charAt(0).toUpperCase() + property.slice(1);\n\n for (var i = 0; i < prefixes.length; i++) {\n var prefix = prefixes[i];\n var toCheck = prefix ? '' + prefix + upperProp : property;\n if (typeof document.body.style[toCheck] !== 'undefined') {\n return toCheck;\n }\n }\n return null;\n}\n\n/**\n * Destroys the popper.\n * @method\n * @memberof Popper\n */\nfunction destroy() {\n this.state.isDestroyed = true;\n\n // touch DOM only if `applyStyle` modifier is enabled\n if (isModifierEnabled(this.modifiers, 'applyStyle')) {\n this.popper.removeAttribute('x-placement');\n this.popper.style.position = '';\n this.popper.style.top = '';\n this.popper.style.left = '';\n this.popper.style.right = '';\n this.popper.style.bottom = '';\n this.popper.style.willChange = '';\n this.popper.style[getSupportedPropertyName('transform')] = '';\n }\n\n this.disableEventListeners();\n\n // remove the popper if user explicitly asked for the deletion on destroy\n // do not use `remove` because IE11 doesn't support it\n if (this.options.removeOnDestroy) {\n this.popper.parentNode.removeChild(this.popper);\n }\n return this;\n}\n\n/**\n * Get the window associated with the element\n * @argument {Element} element\n * @returns {Window}\n */\nfunction getWindow(element) {\n var ownerDocument = element.ownerDocument;\n return ownerDocument ? ownerDocument.defaultView : window;\n}\n\nfunction attachToScrollParents(scrollParent, event, callback, scrollParents) {\n var isBody = scrollParent.nodeName === 'BODY';\n var target = isBody ? scrollParent.ownerDocument.defaultView : scrollParent;\n target.addEventListener(event, callback, { passive: true });\n\n if (!isBody) {\n attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);\n }\n scrollParents.push(target);\n}\n\n/**\n * Setup needed event listeners used to update the popper position\n * @method\n * @memberof Popper.Utils\n * @private\n */\nfunction setupEventListeners(reference, options, state, updateBound) {\n // Resize event listener on window\n state.updateBound = updateBound;\n getWindow(reference).addEventListener('resize', state.updateBound, { passive: true });\n\n // Scroll event listener on scroll parents\n var scrollElement = getScrollParent(reference);\n attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);\n state.scrollElement = scrollElement;\n state.eventsEnabled = true;\n\n return state;\n}\n\n/**\n * It will add resize/scroll events and start recalculating\n * position of the popper element when they are triggered.\n * @method\n * @memberof Popper\n */\nfunction enableEventListeners() {\n if (!this.state.eventsEnabled) {\n this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate);\n }\n}\n\n/**\n * Remove event listeners used to update the popper position\n * @method\n * @memberof Popper.Utils\n * @private\n */\nfunction removeEventListeners(reference, state) {\n // Remove resize event listener on window\n getWindow(reference).removeEventListener('resize', state.updateBound);\n\n // Remove scroll event listener on scroll parents\n state.scrollParents.forEach(function (target) {\n target.removeEventListener('scroll', state.updateBound);\n });\n\n // Reset state\n state.updateBound = null;\n state.scrollParents = [];\n state.scrollElement = null;\n state.eventsEnabled = false;\n return state;\n}\n\n/**\n * It will remove resize/scroll events and won't recalculate popper position\n * when they are triggered. It also won't trigger `onUpdate` callback anymore,\n * unless you call `update` method manually.\n * @method\n * @memberof Popper\n */\nfunction disableEventListeners() {\n if (this.state.eventsEnabled) {\n cancelAnimationFrame(this.scheduleUpdate);\n this.state = removeEventListeners(this.reference, this.state);\n }\n}\n\n/**\n * Tells if a given input is a number\n * @method\n * @memberof Popper.Utils\n * @param {*} input to check\n * @return {Boolean}\n */\nfunction isNumeric(n) {\n return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);\n}\n\n/**\n * Set the style to the given popper\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element - Element to apply the style to\n * @argument {Object} styles\n * Object with a list of properties and values which will be applied to the element\n */\nfunction setStyles(element, styles) {\n Object.keys(styles).forEach(function (prop) {\n var unit = '';\n // add unit if the value is numeric and is one of the following\n if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {\n unit = 'px';\n }\n element.style[prop] = styles[prop] + unit;\n });\n}\n\n/**\n * Set the attributes to the given popper\n * @method\n * @memberof Popper.Utils\n * @argument {Element} element - Element to apply the attributes to\n * @argument {Object} styles\n * Object with a list of properties and values which will be applied to the element\n */\nfunction setAttributes(element, attributes) {\n Object.keys(attributes).forEach(function (prop) {\n var value = attributes[prop];\n if (value !== false) {\n element.setAttribute(prop, attributes[prop]);\n } else {\n element.removeAttribute(prop);\n }\n });\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by `update` method\n * @argument {Object} data.styles - List of style properties - values to apply to popper element\n * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The same data object\n */\nfunction applyStyle(data) {\n // any property present in `data.styles` will be applied to the popper,\n // in this way we can make the 3rd party modifiers add custom styles to it\n // Be aware, modifiers could override the properties defined in the previous\n // lines of this modifier!\n setStyles(data.instance.popper, data.styles);\n\n // any property present in `data.attributes` will be applied to the popper,\n // they will be set as HTML attributes of the element\n setAttributes(data.instance.popper, data.attributes);\n\n // if arrowElement is defined and arrowStyles has some properties\n if (data.arrowElement && Object.keys(data.arrowStyles).length) {\n setStyles(data.arrowElement, data.arrowStyles);\n }\n\n return data;\n}\n\n/**\n * Set the x-placement attribute before everything else because it could be used\n * to add margins to the popper margins needs to be calculated to get the\n * correct popper offsets.\n * @method\n * @memberof Popper.modifiers\n * @param {HTMLElement} reference - The reference element used to position the popper\n * @param {HTMLElement} popper - The HTML element used as popper\n * @param {Object} options - Popper.js options\n */\nfunction applyStyleOnLoad(reference, popper, options, modifierOptions, state) {\n // compute reference element offsets\n var referenceOffsets = getReferenceOffsets(state, popper, reference, options.positionFixed);\n\n // compute auto placement, store placement inside the data object,\n // modifiers will be able to edit `placement` if needed\n // and refer to originalPlacement to know the original value\n var placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding);\n\n popper.setAttribute('x-placement', placement);\n\n // Apply `position` to popper before anything else because\n // without the position applied we can't guarantee correct computations\n setStyles(popper, { position: options.positionFixed ? 'fixed' : 'absolute' });\n\n return options;\n}\n\n/**\n * @function\n * @memberof Popper.Utils\n * @argument {Object} data - The data object generated by `update` method\n * @argument {Boolean} shouldRound - If the offsets should be rounded at all\n * @returns {Object} The popper's position offsets rounded\n *\n * The tale of pixel-perfect positioning. It's still not 100% perfect, but as\n * good as it can be within reason.\n * Discussion here: https://github.com/FezVrasta/popper.js/pull/715\n *\n * Low DPI screens cause a popper to be blurry if not using full pixels (Safari\n * as well on High DPI screens).\n *\n * Firefox prefers no rounding for positioning and does not have blurriness on\n * high DPI screens.\n *\n * Only horizontal placement and left/right values need to be considered.\n */\nfunction getRoundedOffsets(data, shouldRound) {\n var _data$offsets = data.offsets,\n popper = _data$offsets.popper,\n reference = _data$offsets.reference;\n var round = Math.round,\n floor = Math.floor;\n\n var noRound = function noRound(v) {\n return v;\n };\n\n var referenceWidth = round(reference.width);\n var popperWidth = round(popper.width);\n\n var isVertical = ['left', 'right'].indexOf(data.placement) !== -1;\n var isVariation = data.placement.indexOf('-') !== -1;\n var sameWidthParity = referenceWidth % 2 === popperWidth % 2;\n var bothOddWidth = referenceWidth % 2 === 1 && popperWidth % 2 === 1;\n\n var horizontalToInteger = !shouldRound ? noRound : isVertical || isVariation || sameWidthParity ? round : floor;\n var verticalToInteger = !shouldRound ? noRound : round;\n\n return {\n left: horizontalToInteger(bothOddWidth && !isVariation && shouldRound ? popper.left - 1 : popper.left),\n top: verticalToInteger(popper.top),\n bottom: verticalToInteger(popper.bottom),\n right: horizontalToInteger(popper.right)\n };\n}\n\nvar isFirefox = isBrowser && /Firefox/i.test(navigator.userAgent);\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by `update` method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction computeStyle(data, options) {\n var x = options.x,\n y = options.y;\n var popper = data.offsets.popper;\n\n // Remove this legacy support in Popper.js v2\n\n var legacyGpuAccelerationOption = find(data.instance.modifiers, function (modifier) {\n return modifier.name === 'applyStyle';\n }).gpuAcceleration;\n if (legacyGpuAccelerationOption !== undefined) {\n console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');\n }\n var gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration;\n\n var offsetParent = getOffsetParent(data.instance.popper);\n var offsetParentRect = getBoundingClientRect(offsetParent);\n\n // Styles\n var styles = {\n position: popper.position\n };\n\n var offsets = getRoundedOffsets(data, window.devicePixelRatio < 2 || !isFirefox);\n\n var sideA = x === 'bottom' ? 'top' : 'bottom';\n var sideB = y === 'right' ? 'left' : 'right';\n\n // if gpuAcceleration is set to `true` and transform is supported,\n // we use `translate3d` to apply the position to the popper we\n // automatically use the supported prefixed version if needed\n var prefixedProperty = getSupportedPropertyName('transform');\n\n // now, let's make a step back and look at this code closely (wtf?)\n // If the content of the popper grows once it's been positioned, it\n // may happen that the popper gets misplaced because of the new content\n // overflowing its reference element\n // To avoid this problem, we provide two options (x and y), which allow\n // the consumer to define the offset origin.\n // If we position a popper on top of a reference element, we can set\n // `x` to `top` to make the popper grow towards its top instead of\n // its bottom.\n var left = void 0,\n top = void 0;\n if (sideA === 'bottom') {\n // when offsetParent is the positioning is relative to the bottom of the screen (excluding the scrollbar)\n // and not the bottom of the html element\n if (offsetParent.nodeName === 'HTML') {\n top = -offsetParent.clientHeight + offsets.bottom;\n } else {\n top = -offsetParentRect.height + offsets.bottom;\n }\n } else {\n top = offsets.top;\n }\n if (sideB === 'right') {\n if (offsetParent.nodeName === 'HTML') {\n left = -offsetParent.clientWidth + offsets.right;\n } else {\n left = -offsetParentRect.width + offsets.right;\n }\n } else {\n left = offsets.left;\n }\n if (gpuAcceleration && prefixedProperty) {\n styles[prefixedProperty] = 'translate3d(' + left + 'px, ' + top + 'px, 0)';\n styles[sideA] = 0;\n styles[sideB] = 0;\n styles.willChange = 'transform';\n } else {\n // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties\n var invertTop = sideA === 'bottom' ? -1 : 1;\n var invertLeft = sideB === 'right' ? -1 : 1;\n styles[sideA] = top * invertTop;\n styles[sideB] = left * invertLeft;\n styles.willChange = sideA + ', ' + sideB;\n }\n\n // Attributes\n var attributes = {\n 'x-placement': data.placement\n };\n\n // Update `data` attributes, styles and arrowStyles\n data.attributes = _extends({}, attributes, data.attributes);\n data.styles = _extends({}, styles, data.styles);\n data.arrowStyles = _extends({}, data.offsets.arrow, data.arrowStyles);\n\n return data;\n}\n\n/**\n * Helper used to know if the given modifier depends from another one. \n * It checks if the needed modifier is listed and enabled.\n * @method\n * @memberof Popper.Utils\n * @param {Array} modifiers - list of modifiers\n * @param {String} requestingName - name of requesting modifier\n * @param {String} requestedName - name of requested modifier\n * @returns {Boolean}\n */\nfunction isModifierRequired(modifiers, requestingName, requestedName) {\n var requesting = find(modifiers, function (_ref) {\n var name = _ref.name;\n return name === requestingName;\n });\n\n var isRequired = !!requesting && modifiers.some(function (modifier) {\n return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;\n });\n\n if (!isRequired) {\n var _requesting = '`' + requestingName + '`';\n var requested = '`' + requestedName + '`';\n console.warn(requested + ' modifier is required by ' + _requesting + ' modifier in order to work, be sure to include it before ' + _requesting + '!');\n }\n return isRequired;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by update method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction arrow(data, options) {\n var _data$offsets$arrow;\n\n // arrow depends on keepTogether in order to work\n if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {\n return data;\n }\n\n var arrowElement = options.element;\n\n // if arrowElement is a string, suppose it's a CSS selector\n if (typeof arrowElement === 'string') {\n arrowElement = data.instance.popper.querySelector(arrowElement);\n\n // if arrowElement is not found, don't run the modifier\n if (!arrowElement) {\n return data;\n }\n } else {\n // if the arrowElement isn't a query selector we must check that the\n // provided DOM node is child of its popper node\n if (!data.instance.popper.contains(arrowElement)) {\n console.warn('WARNING: `arrow.element` must be child of its popper element!');\n return data;\n }\n }\n\n var placement = data.placement.split('-')[0];\n var _data$offsets = data.offsets,\n popper = _data$offsets.popper,\n reference = _data$offsets.reference;\n\n var isVertical = ['left', 'right'].indexOf(placement) !== -1;\n\n var len = isVertical ? 'height' : 'width';\n var sideCapitalized = isVertical ? 'Top' : 'Left';\n var side = sideCapitalized.toLowerCase();\n var altSide = isVertical ? 'left' : 'top';\n var opSide = isVertical ? 'bottom' : 'right';\n var arrowElementSize = getOuterSizes(arrowElement)[len];\n\n //\n // extends keepTogether behavior making sure the popper and its\n // reference have enough pixels in conjunction\n //\n\n // top/left side\n if (reference[opSide] - arrowElementSize < popper[side]) {\n data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize);\n }\n // bottom/right side\n if (reference[side] + arrowElementSize > popper[opSide]) {\n data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide];\n }\n data.offsets.popper = getClientRect(data.offsets.popper);\n\n // compute center of the popper\n var center = reference[side] + reference[len] / 2 - arrowElementSize / 2;\n\n // Compute the sideValue using the updated popper offsets\n // take popper margin in account because we don't have this info available\n var css = getStyleComputedProperty(data.instance.popper);\n var popperMarginSide = parseFloat(css['margin' + sideCapitalized]);\n var popperBorderSide = parseFloat(css['border' + sideCapitalized + 'Width']);\n var sideValue = center - data.offsets.popper[side] - popperMarginSide - popperBorderSide;\n\n // prevent arrowElement from being placed not contiguously to its popper\n sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0);\n\n data.arrowElement = arrowElement;\n data.offsets.arrow = (_data$offsets$arrow = {}, defineProperty(_data$offsets$arrow, side, Math.round(sideValue)), defineProperty(_data$offsets$arrow, altSide, ''), _data$offsets$arrow);\n\n return data;\n}\n\n/**\n * Get the opposite placement variation of the given one\n * @method\n * @memberof Popper.Utils\n * @argument {String} placement variation\n * @returns {String} flipped placement variation\n */\nfunction getOppositeVariation(variation) {\n if (variation === 'end') {\n return 'start';\n } else if (variation === 'start') {\n return 'end';\n }\n return variation;\n}\n\n/**\n * List of accepted placements to use as values of the `placement` option. \n * Valid placements are:\n * - `auto`\n * - `top`\n * - `right`\n * - `bottom`\n * - `left`\n *\n * Each placement can have a variation from this list:\n * - `-start`\n * - `-end`\n *\n * Variations are interpreted easily if you think of them as the left to right\n * written languages. Horizontally (`top` and `bottom`), `start` is left and `end`\n * is right. \n * Vertically (`left` and `right`), `start` is top and `end` is bottom.\n *\n * Some valid examples are:\n * - `top-end` (on top of reference, right aligned)\n * - `right-start` (on right of reference, top aligned)\n * - `bottom` (on bottom, centered)\n * - `auto-end` (on the side with more space available, alignment depends by placement)\n *\n * @static\n * @type {Array}\n * @enum {String}\n * @readonly\n * @method placements\n * @memberof Popper\n */\nvar placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'];\n\n// Get rid of `auto` `auto-start` and `auto-end`\nvar validPlacements = placements.slice(3);\n\n/**\n * Given an initial placement, returns all the subsequent placements\n * clockwise (or counter-clockwise).\n *\n * @method\n * @memberof Popper.Utils\n * @argument {String} placement - A valid placement (it accepts variations)\n * @argument {Boolean} counter - Set to true to walk the placements counterclockwise\n * @returns {Array} placements including their variations\n */\nfunction clockwise(placement) {\n var counter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;\n\n var index = validPlacements.indexOf(placement);\n var arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index));\n return counter ? arr.reverse() : arr;\n}\n\nvar BEHAVIORS = {\n FLIP: 'flip',\n CLOCKWISE: 'clockwise',\n COUNTERCLOCKWISE: 'counterclockwise'\n};\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by update method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction flip(data, options) {\n // if `inner` modifier is enabled, we can't use the `flip` modifier\n if (isModifierEnabled(data.instance.modifiers, 'inner')) {\n return data;\n }\n\n if (data.flipped && data.placement === data.originalPlacement) {\n // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides\n return data;\n }\n\n var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement, data.positionFixed);\n\n var placement = data.placement.split('-')[0];\n var placementOpposite = getOppositePlacement(placement);\n var variation = data.placement.split('-')[1] || '';\n\n var flipOrder = [];\n\n switch (options.behavior) {\n case BEHAVIORS.FLIP:\n flipOrder = [placement, placementOpposite];\n break;\n case BEHAVIORS.CLOCKWISE:\n flipOrder = clockwise(placement);\n break;\n case BEHAVIORS.COUNTERCLOCKWISE:\n flipOrder = clockwise(placement, true);\n break;\n default:\n flipOrder = options.behavior;\n }\n\n flipOrder.forEach(function (step, index) {\n if (placement !== step || flipOrder.length === index + 1) {\n return data;\n }\n\n placement = data.placement.split('-')[0];\n placementOpposite = getOppositePlacement(placement);\n\n var popperOffsets = data.offsets.popper;\n var refOffsets = data.offsets.reference;\n\n // using floor because the reference offsets may contain decimals we are not going to consider here\n var floor = Math.floor;\n var overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom);\n\n var overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left);\n var overflowsRight = floor(popperOffsets.right) > floor(boundaries.right);\n var overflowsTop = floor(popperOffsets.top) < floor(boundaries.top);\n var overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom);\n\n var overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom;\n\n // flip the variation if required\n var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;\n\n // flips variation if reference element overflows boundaries\n var flippedVariationByRef = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom);\n\n // flips variation if popper content overflows boundaries\n var flippedVariationByContent = !!options.flipVariationsByContent && (isVertical && variation === 'start' && overflowsRight || isVertical && variation === 'end' && overflowsLeft || !isVertical && variation === 'start' && overflowsBottom || !isVertical && variation === 'end' && overflowsTop);\n\n var flippedVariation = flippedVariationByRef || flippedVariationByContent;\n\n if (overlapsRef || overflowsBoundaries || flippedVariation) {\n // this boolean to detect any flip loop\n data.flipped = true;\n\n if (overlapsRef || overflowsBoundaries) {\n placement = flipOrder[index + 1];\n }\n\n if (flippedVariation) {\n variation = getOppositeVariation(variation);\n }\n\n data.placement = placement + (variation ? '-' + variation : '');\n\n // this object contains `position`, we want to preserve it along with\n // any additional property we may add in the future\n data.offsets.popper = _extends({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement));\n\n data = runModifiers(data.instance.modifiers, data, 'flip');\n }\n });\n return data;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by update method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction keepTogether(data) {\n var _data$offsets = data.offsets,\n popper = _data$offsets.popper,\n reference = _data$offsets.reference;\n\n var placement = data.placement.split('-')[0];\n var floor = Math.floor;\n var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;\n var side = isVertical ? 'right' : 'bottom';\n var opSide = isVertical ? 'left' : 'top';\n var measurement = isVertical ? 'width' : 'height';\n\n if (popper[side] < floor(reference[opSide])) {\n data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement];\n }\n if (popper[opSide] > floor(reference[side])) {\n data.offsets.popper[opSide] = floor(reference[side]);\n }\n\n return data;\n}\n\n/**\n * Converts a string containing value + unit into a px value number\n * @function\n * @memberof {modifiers~offset}\n * @private\n * @argument {String} str - Value + unit string\n * @argument {String} measurement - `height` or `width`\n * @argument {Object} popperOffsets\n * @argument {Object} referenceOffsets\n * @returns {Number|String}\n * Value in pixels, or original string if no values were extracted\n */\nfunction toValue(str, measurement, popperOffsets, referenceOffsets) {\n // separate value from unit\n var split = str.match(/((?:\\-|\\+)?\\d*\\.?\\d*)(.*)/);\n var value = +split[1];\n var unit = split[2];\n\n // If it's not a number it's an operator, I guess\n if (!value) {\n return str;\n }\n\n if (unit.indexOf('%') === 0) {\n var element = void 0;\n switch (unit) {\n case '%p':\n element = popperOffsets;\n break;\n case '%':\n case '%r':\n default:\n element = referenceOffsets;\n }\n\n var rect = getClientRect(element);\n return rect[measurement] / 100 * value;\n } else if (unit === 'vh' || unit === 'vw') {\n // if is a vh or vw, we calculate the size based on the viewport\n var size = void 0;\n if (unit === 'vh') {\n size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);\n } else {\n size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);\n }\n return size / 100 * value;\n } else {\n // if is an explicit pixel unit, we get rid of the unit and keep the value\n // if is an implicit unit, it's px, and we return just the value\n return value;\n }\n}\n\n/**\n * Parse an `offset` string to extrapolate `x` and `y` numeric offsets.\n * @function\n * @memberof {modifiers~offset}\n * @private\n * @argument {String} offset\n * @argument {Object} popperOffsets\n * @argument {Object} referenceOffsets\n * @argument {String} basePlacement\n * @returns {Array} a two cells array with x and y offsets in numbers\n */\nfunction parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) {\n var offsets = [0, 0];\n\n // Use height if placement is left or right and index is 0 otherwise use width\n // in this way the first offset will use an axis and the second one\n // will use the other one\n var useHeight = ['right', 'left'].indexOf(basePlacement) !== -1;\n\n // Split the offset string to obtain a list of values and operands\n // The regex addresses values with the plus or minus sign in front (+10, -20, etc)\n var fragments = offset.split(/(\\+|\\-)/).map(function (frag) {\n return frag.trim();\n });\n\n // Detect if the offset string contains a pair of values or a single one\n // they could be separated by comma or space\n var divider = fragments.indexOf(find(fragments, function (frag) {\n return frag.search(/,|\\s/) !== -1;\n }));\n\n if (fragments[divider] && fragments[divider].indexOf(',') === -1) {\n console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');\n }\n\n // If divider is found, we divide the list of values and operands to divide\n // them by ofset X and Y.\n var splitRegex = /\\s*,\\s*|\\s+/;\n var ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments];\n\n // Convert the values with units to absolute pixels to allow our computations\n ops = ops.map(function (op, index) {\n // Most of the units rely on the orientation of the popper\n var measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width';\n var mergeWithPrevious = false;\n return op\n // This aggregates any `+` or `-` sign that aren't considered operators\n // e.g.: 10 + +5 => [10, +, +5]\n .reduce(function (a, b) {\n if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {\n a[a.length - 1] = b;\n mergeWithPrevious = true;\n return a;\n } else if (mergeWithPrevious) {\n a[a.length - 1] += b;\n mergeWithPrevious = false;\n return a;\n } else {\n return a.concat(b);\n }\n }, [])\n // Here we convert the string values into number values (in px)\n .map(function (str) {\n return toValue(str, measurement, popperOffsets, referenceOffsets);\n });\n });\n\n // Loop trough the offsets arrays and execute the operations\n ops.forEach(function (op, index) {\n op.forEach(function (frag, index2) {\n if (isNumeric(frag)) {\n offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1);\n }\n });\n });\n return offsets;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by update method\n * @argument {Object} options - Modifiers configuration and options\n * @argument {Number|String} options.offset=0\n * The offset value as described in the modifier description\n * @returns {Object} The data object, properly modified\n */\nfunction offset(data, _ref) {\n var offset = _ref.offset;\n var placement = data.placement,\n _data$offsets = data.offsets,\n popper = _data$offsets.popper,\n reference = _data$offsets.reference;\n\n var basePlacement = placement.split('-')[0];\n\n var offsets = void 0;\n if (isNumeric(+offset)) {\n offsets = [+offset, 0];\n } else {\n offsets = parseOffset(offset, popper, reference, basePlacement);\n }\n\n if (basePlacement === 'left') {\n popper.top += offsets[0];\n popper.left -= offsets[1];\n } else if (basePlacement === 'right') {\n popper.top += offsets[0];\n popper.left += offsets[1];\n } else if (basePlacement === 'top') {\n popper.left += offsets[0];\n popper.top -= offsets[1];\n } else if (basePlacement === 'bottom') {\n popper.left += offsets[0];\n popper.top += offsets[1];\n }\n\n data.popper = popper;\n return data;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by `update` method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction preventOverflow(data, options) {\n var boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper);\n\n // If offsetParent is the reference element, we really want to\n // go one step up and use the next offsetParent as reference to\n // avoid to make this modifier completely useless and look like broken\n if (data.instance.reference === boundariesElement) {\n boundariesElement = getOffsetParent(boundariesElement);\n }\n\n // NOTE: DOM access here\n // resets the popper's position so that the document size can be calculated excluding\n // the size of the popper element itself\n var transformProp = getSupportedPropertyName('transform');\n var popperStyles = data.instance.popper.style; // assignment to help minification\n var top = popperStyles.top,\n left = popperStyles.left,\n transform = popperStyles[transformProp];\n\n popperStyles.top = '';\n popperStyles.left = '';\n popperStyles[transformProp] = '';\n\n var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement, data.positionFixed);\n\n // NOTE: DOM access here\n // restores the original style properties after the offsets have been computed\n popperStyles.top = top;\n popperStyles.left = left;\n popperStyles[transformProp] = transform;\n\n options.boundaries = boundaries;\n\n var order = options.priority;\n var popper = data.offsets.popper;\n\n var check = {\n primary: function primary(placement) {\n var value = popper[placement];\n if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {\n value = Math.max(popper[placement], boundaries[placement]);\n }\n return defineProperty({}, placement, value);\n },\n secondary: function secondary(placement) {\n var mainSide = placement === 'right' ? 'left' : 'top';\n var value = popper[mainSide];\n if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {\n value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height));\n }\n return defineProperty({}, mainSide, value);\n }\n };\n\n order.forEach(function (placement) {\n var side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary';\n popper = _extends({}, popper, check[side](placement));\n });\n\n data.offsets.popper = popper;\n\n return data;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by `update` method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction shift(data) {\n var placement = data.placement;\n var basePlacement = placement.split('-')[0];\n var shiftvariation = placement.split('-')[1];\n\n // if shift shiftvariation is specified, run the modifier\n if (shiftvariation) {\n var _data$offsets = data.offsets,\n reference = _data$offsets.reference,\n popper = _data$offsets.popper;\n\n var isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;\n var side = isVertical ? 'left' : 'top';\n var measurement = isVertical ? 'width' : 'height';\n\n var shiftOffsets = {\n start: defineProperty({}, side, reference[side]),\n end: defineProperty({}, side, reference[side] + reference[measurement] - popper[measurement])\n };\n\n data.offsets.popper = _extends({}, popper, shiftOffsets[shiftvariation]);\n }\n\n return data;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by update method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction hide(data) {\n if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {\n return data;\n }\n\n var refRect = data.offsets.reference;\n var bound = find(data.instance.modifiers, function (modifier) {\n return modifier.name === 'preventOverflow';\n }).boundaries;\n\n if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {\n // Avoid unnecessary DOM access if visibility hasn't changed\n if (data.hide === true) {\n return data;\n }\n\n data.hide = true;\n data.attributes['x-out-of-boundaries'] = '';\n } else {\n // Avoid unnecessary DOM access if visibility hasn't changed\n if (data.hide === false) {\n return data;\n }\n\n data.hide = false;\n data.attributes['x-out-of-boundaries'] = false;\n }\n\n return data;\n}\n\n/**\n * @function\n * @memberof Modifiers\n * @argument {Object} data - The data object generated by `update` method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {Object} The data object, properly modified\n */\nfunction inner(data) {\n var placement = data.placement;\n var basePlacement = placement.split('-')[0];\n var _data$offsets = data.offsets,\n popper = _data$offsets.popper,\n reference = _data$offsets.reference;\n\n var isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1;\n\n var subtractLength = ['top', 'left'].indexOf(basePlacement) === -1;\n\n popper[isHoriz ? 'left' : 'top'] = reference[basePlacement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0);\n\n data.placement = getOppositePlacement(placement);\n data.offsets.popper = getClientRect(popper);\n\n return data;\n}\n\n/**\n * Modifier function, each modifier can have a function of this type assigned\n * to its `fn` property. \n * These functions will be called on each update, this means that you must\n * make sure they are performant enough to avoid performance bottlenecks.\n *\n * @function ModifierFn\n * @argument {dataObject} data - The data object generated by `update` method\n * @argument {Object} options - Modifiers configuration and options\n * @returns {dataObject} The data object, properly modified\n */\n\n/**\n * Modifiers are plugins used to alter the behavior of your poppers. \n * Popper.js uses a set of 9 modifiers to provide all the basic functionalities\n * needed by the library.\n *\n * Usually you don't want to override the `order`, `fn` and `onLoad` props.\n * All the other properties are configurations that could be tweaked.\n * @namespace modifiers\n */\nvar modifiers = {\n /**\n * Modifier used to shift the popper on the start or end of its reference\n * element. \n * It will read the variation of the `placement` property. \n * It can be one either `-end` or `-start`.\n * @memberof modifiers\n * @inner\n */\n shift: {\n /** @prop {number} order=100 - Index used to define the order of execution */\n order: 100,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: shift\n },\n\n /**\n * The `offset` modifier can shift your popper on both its axis.\n *\n * It accepts the following units:\n * - `px` or unit-less, interpreted as pixels\n * - `%` or `%r`, percentage relative to the length of the reference element\n * - `%p`, percentage relative to the length of the popper element\n * - `vw`, CSS viewport width unit\n * - `vh`, CSS viewport height unit\n *\n * For length is intended the main axis relative to the placement of the popper. \n * This means that if the placement is `top` or `bottom`, the length will be the\n * `width`. In case of `left` or `right`, it will be the `height`.\n *\n * You can provide a single value (as `Number` or `String`), or a pair of values\n * as `String` divided by a comma or one (or more) white spaces. \n * The latter is a deprecated method because it leads to confusion and will be\n * removed in v2. \n * Additionally, it accepts additions and subtractions between different units.\n * Note that multiplications and divisions aren't supported.\n *\n * Valid examples are:\n * ```\n * 10\n * '10%'\n * '10, 10'\n * '10%, 10'\n * '10 + 10%'\n * '10 - 5vh + 3%'\n * '-10px + 5vh, 5px - 6%'\n * ```\n * > **NB**: If you desire to apply offsets to your poppers in a way that may make them overlap\n * > with their reference element, unfortunately, you will have to disable the `flip` modifier.\n * > You can read more on this at this [issue](https://github.com/FezVrasta/popper.js/issues/373).\n *\n * @memberof modifiers\n * @inner\n */\n offset: {\n /** @prop {number} order=200 - Index used to define the order of execution */\n order: 200,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: offset,\n /** @prop {Number|String} offset=0\n * The offset value as described in the modifier description\n */\n offset: 0\n },\n\n /**\n * Modifier used to prevent the popper from being positioned outside the boundary.\n *\n * A scenario exists where the reference itself is not within the boundaries. \n * We can say it has \"escaped the boundaries\" — or just \"escaped\". \n * In this case we need to decide whether the popper should either:\n *\n * - detach from the reference and remain \"trapped\" in the boundaries, or\n * - if it should ignore the boundary and \"escape with its reference\"\n *\n * When `escapeWithReference` is set to`true` and reference is completely\n * outside its boundaries, the popper will overflow (or completely leave)\n * the boundaries in order to remain attached to the edge of the reference.\n *\n * @memberof modifiers\n * @inner\n */\n preventOverflow: {\n /** @prop {number} order=300 - Index used to define the order of execution */\n order: 300,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: preventOverflow,\n /**\n * @prop {Array} [priority=['left','right','top','bottom']]\n * Popper will try to prevent overflow following these priorities by default,\n * then, it could overflow on the left and on top of the `boundariesElement`\n */\n priority: ['left', 'right', 'top', 'bottom'],\n /**\n * @prop {number} padding=5\n * Amount of pixel used to define a minimum distance between the boundaries\n * and the popper. This makes sure the popper always has a little padding\n * between the edges of its container\n */\n padding: 5,\n /**\n * @prop {String|HTMLElement} boundariesElement='scrollParent'\n * Boundaries used by the modifier. Can be `scrollParent`, `window`,\n * `viewport` or any DOM element.\n */\n boundariesElement: 'scrollParent'\n },\n\n /**\n * Modifier used to make sure the reference and its popper stay near each other\n * without leaving any gap between the two. Especially useful when the arrow is\n * enabled and you want to ensure that it points to its reference element.\n * It cares only about the first axis. You can still have poppers with margin\n * between the popper and its reference element.\n * @memberof modifiers\n * @inner\n */\n keepTogether: {\n /** @prop {number} order=400 - Index used to define the order of execution */\n order: 400,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: keepTogether\n },\n\n /**\n * This modifier is used to move the `arrowElement` of the popper to make\n * sure it is positioned between the reference element and its popper element.\n * It will read the outer size of the `arrowElement` node to detect how many\n * pixels of conjunction are needed.\n *\n * It has no effect if no `arrowElement` is provided.\n * @memberof modifiers\n * @inner\n */\n arrow: {\n /** @prop {number} order=500 - Index used to define the order of execution */\n order: 500,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: arrow,\n /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */\n element: '[x-arrow]'\n },\n\n /**\n * Modifier used to flip the popper's placement when it starts to overlap its\n * reference element.\n *\n * Requires the `preventOverflow` modifier before it in order to work.\n *\n * **NOTE:** this modifier will interrupt the current update cycle and will\n * restart it if it detects the need to flip the placement.\n * @memberof modifiers\n * @inner\n */\n flip: {\n /** @prop {number} order=600 - Index used to define the order of execution */\n order: 600,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: flip,\n /**\n * @prop {String|Array} behavior='flip'\n * The behavior used to change the popper's placement. It can be one of\n * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid\n * placements (with optional variations)\n */\n behavior: 'flip',\n /**\n * @prop {number} padding=5\n * The popper will flip if it hits the edges of the `boundariesElement`\n */\n padding: 5,\n /**\n * @prop {String|HTMLElement} boundariesElement='viewport'\n * The element which will define the boundaries of the popper position.\n * The popper will never be placed outside of the defined boundaries\n * (except if `keepTogether` is enabled)\n */\n boundariesElement: 'viewport',\n /**\n * @prop {Boolean} flipVariations=false\n * The popper will switch placement variation between `-start` and `-end` when\n * the reference element overlaps its boundaries.\n *\n * The original placement should have a set variation.\n */\n flipVariations: false,\n /**\n * @prop {Boolean} flipVariationsByContent=false\n * The popper will switch placement variation between `-start` and `-end` when\n * the popper element overlaps its reference boundaries.\n *\n * The original placement should have a set variation.\n */\n flipVariationsByContent: false\n },\n\n /**\n * Modifier used to make the popper flow toward the inner of the reference element.\n * By default, when this modifier is disabled, the popper will be placed outside\n * the reference element.\n * @memberof modifiers\n * @inner\n */\n inner: {\n /** @prop {number} order=700 - Index used to define the order of execution */\n order: 700,\n /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */\n enabled: false,\n /** @prop {ModifierFn} */\n fn: inner\n },\n\n /**\n * Modifier used to hide the popper when its reference element is outside of the\n * popper boundaries. It will set a `x-out-of-boundaries` attribute which can\n * be used to hide with a CSS selector the popper when its reference is\n * out of boundaries.\n *\n * Requires the `preventOverflow` modifier before it in order to work.\n * @memberof modifiers\n * @inner\n */\n hide: {\n /** @prop {number} order=800 - Index used to define the order of execution */\n order: 800,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: hide\n },\n\n /**\n * Computes the style that will be applied to the popper element to gets\n * properly positioned.\n *\n * Note that this modifier will not touch the DOM, it just prepares the styles\n * so that `applyStyle` modifier can apply it. This separation is useful\n * in case you need to replace `applyStyle` with a custom implementation.\n *\n * This modifier has `850` as `order` value to maintain backward compatibility\n * with previous versions of Popper.js. Expect the modifiers ordering method\n * to change in future major versions of the library.\n *\n * @memberof modifiers\n * @inner\n */\n computeStyle: {\n /** @prop {number} order=850 - Index used to define the order of execution */\n order: 850,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: computeStyle,\n /**\n * @prop {Boolean} gpuAcceleration=true\n * If true, it uses the CSS 3D transformation to position the popper.\n * Otherwise, it will use the `top` and `left` properties\n */\n gpuAcceleration: true,\n /**\n * @prop {string} [x='bottom']\n * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.\n * Change this if your popper should grow in a direction different from `bottom`\n */\n x: 'bottom',\n /**\n * @prop {string} [x='left']\n * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.\n * Change this if your popper should grow in a direction different from `right`\n */\n y: 'right'\n },\n\n /**\n * Applies the computed styles to the popper element.\n *\n * All the DOM manipulations are limited to this modifier. This is useful in case\n * you want to integrate Popper.js inside a framework or view library and you\n * want to delegate all the DOM manipulations to it.\n *\n * Note that if you disable this modifier, you must make sure the popper element\n * has its position set to `absolute` before Popper.js can do its work!\n *\n * Just disable this modifier and define your own to achieve the desired effect.\n *\n * @memberof modifiers\n * @inner\n */\n applyStyle: {\n /** @prop {number} order=900 - Index used to define the order of execution */\n order: 900,\n /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */\n enabled: true,\n /** @prop {ModifierFn} */\n fn: applyStyle,\n /** @prop {Function} */\n onLoad: applyStyleOnLoad,\n /**\n * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier\n * @prop {Boolean} gpuAcceleration=true\n * If true, it uses the CSS 3D transformation to position the popper.\n * Otherwise, it will use the `top` and `left` properties\n */\n gpuAcceleration: undefined\n }\n};\n\n/**\n * The `dataObject` is an object containing all the information used by Popper.js.\n * This object is passed to modifiers and to the `onCreate` and `onUpdate` callbacks.\n * @name dataObject\n * @property {Object} data.instance The Popper.js instance\n * @property {String} data.placement Placement applied to popper\n * @property {String} data.originalPlacement Placement originally defined on init\n * @property {Boolean} data.flipped True if popper has been flipped by flip modifier\n * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper\n * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier\n * @property {Object} data.styles Any CSS property defined here will be applied to the popper. It expects the JavaScript nomenclature (eg. `marginBottom`)\n * @property {Object} data.arrowStyles Any CSS property defined here will be applied to the popper arrow. It expects the JavaScript nomenclature (eg. `marginBottom`)\n * @property {Object} data.boundaries Offsets of the popper boundaries\n * @property {Object} data.offsets The measurements of popper, reference and arrow elements\n * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values\n * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values\n * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0\n */\n\n/**\n * Default options provided to Popper.js constructor. \n * These can be overridden using the `options` argument of Popper.js. \n * To override an option, simply pass an object with the same\n * structure of the `options` object, as the 3rd argument. For example:\n * ```\n * new Popper(ref, pop, {\n * modifiers: {\n * preventOverflow: { enabled: false }\n * }\n * })\n * ```\n * @type {Object}\n * @static\n * @memberof Popper\n */\nvar Defaults = {\n /**\n * Popper's placement.\n * @prop {Popper.placements} placement='bottom'\n */\n placement: 'bottom',\n\n /**\n * Set this to true if you want popper to position it self in 'fixed' mode\n * @prop {Boolean} positionFixed=false\n */\n positionFixed: false,\n\n /**\n * Whether events (resize, scroll) are initially enabled.\n * @prop {Boolean} eventsEnabled=true\n */\n eventsEnabled: true,\n\n /**\n * Set to true if you want to automatically remove the popper when\n * you call the `destroy` method.\n * @prop {Boolean} removeOnDestroy=false\n */\n removeOnDestroy: false,\n\n /**\n * Callback called when the popper is created. \n * By default, it is set to no-op. \n * Access Popper.js instance with `data.instance`.\n * @prop {onCreate}\n */\n onCreate: function onCreate() {},\n\n /**\n * Callback called when the popper is updated. This callback is not called\n * on the initialization/creation of the popper, but only on subsequent\n * updates. \n * By default, it is set to no-op. \n * Access Popper.js instance with `data.instance`.\n * @prop {onUpdate}\n */\n onUpdate: function onUpdate() {},\n\n /**\n * List of modifiers used to modify the offsets before they are applied to the popper.\n * They provide most of the functionalities of Popper.js.\n * @prop {modifiers}\n */\n modifiers: modifiers\n};\n\n/**\n * @callback onCreate\n * @param {dataObject} data\n */\n\n/**\n * @callback onUpdate\n * @param {dataObject} data\n */\n\n// Utils\n// Methods\nvar Popper = function () {\n /**\n * Creates a new Popper.js instance.\n * @class Popper\n * @param {Element|referenceObject} reference - The reference element used to position the popper\n * @param {Element} popper - The HTML / XML element used as the popper\n * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)\n * @return {Object} instance - The generated Popper.js instance\n */\n function Popper(reference, popper) {\n var _this = this;\n\n var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};\n classCallCheck(this, Popper);\n\n this.scheduleUpdate = function () {\n return requestAnimationFrame(_this.update);\n };\n\n // make update() debounced, so that it only runs at most once-per-tick\n this.update = debounce(this.update.bind(this));\n\n // with {} we create a new object with the options inside it\n this.options = _extends({}, Popper.Defaults, options);\n\n // init state\n this.state = {\n isDestroyed: false,\n isCreated: false,\n scrollParents: []\n };\n\n // get reference and popper elements (allow jQuery wrappers)\n this.reference = reference && reference.jquery ? reference[0] : reference;\n this.popper = popper && popper.jquery ? popper[0] : popper;\n\n // Deep merge modifiers options\n this.options.modifiers = {};\n Object.keys(_extends({}, Popper.Defaults.modifiers, options.modifiers)).forEach(function (name) {\n _this.options.modifiers[name] = _extends({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {});\n });\n\n // Refactoring modifiers' list (Object => Array)\n this.modifiers = Object.keys(this.options.modifiers).map(function (name) {\n return _extends({\n name: name\n }, _this.options.modifiers[name]);\n })\n // sort the modifiers by order\n .sort(function (a, b) {\n return a.order - b.order;\n });\n\n // modifiers have the ability to execute arbitrary code when Popper.js get inited\n // such code is executed in the same order of its modifier\n // they could add new properties to their options configuration\n // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!\n this.modifiers.forEach(function (modifierOptions) {\n if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {\n modifierOptions.onLoad(_this.reference, _this.popper, _this.options, modifierOptions, _this.state);\n }\n });\n\n // fire the first update to position the popper in the right place\n this.update();\n\n var eventsEnabled = this.options.eventsEnabled;\n if (eventsEnabled) {\n // setup event listeners, they will take care of update the position in specific situations\n this.enableEventListeners();\n }\n\n this.state.eventsEnabled = eventsEnabled;\n }\n\n // We can't use class properties because they don't get listed in the\n // class prototype and break stuff like Sinon stubs\n\n\n createClass(Popper, [{\n key: 'update',\n value: function update$$1() {\n return update.call(this);\n }\n }, {\n key: 'destroy',\n value: function destroy$$1() {\n return destroy.call(this);\n }\n }, {\n key: 'enableEventListeners',\n value: function enableEventListeners$$1() {\n return enableEventListeners.call(this);\n }\n }, {\n key: 'disableEventListeners',\n value: function disableEventListeners$$1() {\n return disableEventListeners.call(this);\n }\n\n /**\n * Schedules an update. It will run on the next UI update available.\n * @method scheduleUpdate\n * @memberof Popper\n */\n\n\n /**\n * Collection of utilities useful when writing custom modifiers.\n * Starting from version 1.7, this method is available only if you\n * include `popper-utils.js` before `popper.js`.\n *\n * **DEPRECATION**: This way to access PopperUtils is deprecated\n * and will be removed in v2! Use the PopperUtils module directly instead.\n * Due to the high instability of the methods contained in Utils, we can't\n * guarantee them to follow semver. Use them at your own risk!\n * @static\n * @private\n * @type {Object}\n * @deprecated since version 1.8\n * @member Utils\n * @memberof Popper\n */\n\n }]);\n return Popper;\n}();\n\n/**\n * The `referenceObject` is an object that provides an interface compatible with Popper.js\n * and lets you use it as replacement of a real DOM node. \n * You can use this method to position a popper relatively to a set of coordinates\n * in case you don't have a DOM node to use as reference.\n *\n * ```\n * new Popper(referenceObject, popperNode);\n * ```\n *\n * NB: This feature isn't supported in Internet Explorer 10.\n * @name referenceObject\n * @property {Function} data.getBoundingClientRect\n * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.\n * @property {number} data.clientWidth\n * An ES6 getter that will return the width of the virtual reference element.\n * @property {number} data.clientHeight\n * An ES6 getter that will return the height of the virtual reference element.\n */\n\n\nPopper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils;\nPopper.placements = placements;\nPopper.Defaults = Defaults;\n\nexport default Popper;\n//# sourceMappingURL=popper.js.map\n"],"sourceRoot":""}