Not Found!
\n // \\n\\t\n {linkMarkup}\n {subMenuMarkup}\n
\n );\n};\n\nNavLink.defaultProps = {\n tag: null,\n wrapperClass: null,\n linkClass: null,\n activeClassName: null,\n getProps: null,\n onClick: null,\n subLinks: null,\n subMenuLinkClass: null,\n subMenuButtonClass: null,\n};\n\nNavLink.propTypes = {\n label: PropTypes.string.isRequired,\n link: PropTypes.shape({\n _linkType: PropTypes.string.isRequired,\n }).isRequired,\n style: PropTypes.object,\n tag: PropTypes.string,\n wrapperClass: PropTypes.string,\n linkClass: PropTypes.string,\n activeClassName: PropTypes.string,\n getProps: PropTypes.func,\n onClick: PropTypes.func,\n subLinks: PropTypes.arrayOf(\n PropTypes.shape({\n label: PropTypes.string.isRequired,\n link: PropTypes.shape({\n _linkType: PropTypes.string.isRequired,\n }).isRequired,\n }),\n ),\n subMenuLinkClass: PropTypes.string,\n subMenuButtonClass: PropTypes.string,\n};\n\nexport default NavLink;\n","import \"core-js/modules/es6.array.map\";\nimport \"core-js/modules/es6.array.index-of\";\nimport \"core-js/modules/es6.object.create\";\n\n// \n// An event handler can take an optional event argument\n// and should not return a value\n// An array of all currently registered event handlers for a type\n// A map of event types and their corresponding event handlers.\n\n/** Mitt: Tiny (~200b) functional event emitter / pubsub.\n * @name mitt\n * @returns {Mitt}\n */\nfunction mitt(all) {\n all = all || Object.create(null);\n return {\n /**\n * Register an event handler for the given type.\n *\n * @param {String} type\tType of event to listen for, or `\"*\"` for all events\n * @param {Function} handler Function to call in response to given event\n * @memberOf mitt\n */\n on: function on(type, handler) {\n (all[type] || (all[type] = [])).push(handler);\n },\n\n /**\n * Remove an event handler for the given type.\n *\n * @param {String} type\tType of event to unregister `handler` from, or `\"*\"`\n * @param {Function} handler Handler function to remove\n * @memberOf mitt\n */\n off: function off(type, handler) {\n if (all[type]) {\n all[type].splice(all[type].indexOf(handler) >>> 0, 1);\n }\n },\n\n /**\n * Invoke all handlers for the given type.\n * If present, `\"*\"` handlers are invoked after type-matched handlers.\n *\n * @param {String} type The event type to invoke\n * @param {Any} [evt] Any value (object is recommended and powerful), passed to each handler\n * @memberOf mitt\n */\n emit: function emit(type, evt) {\n (all[type] || []).slice().map(function (handler) {\n handler(evt);\n });\n (all['*'] || []).slice().map(function (handler) {\n handler(type, evt);\n });\n }\n };\n}\n\nexport default mitt;","import mitt from \"mitt\"\n\nconst emitter = mitt()\nexport default emitter\n","import \"core-js/modules/es6.string.link\";\nimport \"core-js/modules/es6.function.bind\";\nimport { __extends } from 'tslib';\nimport { ApolloLink, Observable } from 'apollo-link';\n\nfunction onError(errorHandler) {\n return new ApolloLink(function (operation, forward) {\n return new Observable(function (observer) {\n var sub;\n var retriedSub;\n var retriedResult;\n\n try {\n sub = forward(operation).subscribe({\n next: function next(result) {\n if (result.errors) {\n retriedResult = errorHandler({\n graphQLErrors: result.errors,\n response: result,\n operation: operation,\n forward: forward\n });\n\n if (retriedResult) {\n retriedSub = retriedResult.subscribe({\n next: observer.next.bind(observer),\n error: observer.error.bind(observer),\n complete: observer.complete.bind(observer)\n });\n return;\n }\n }\n\n observer.next(result);\n },\n error: function error(networkError) {\n retriedResult = errorHandler({\n operation: operation,\n networkError: networkError,\n graphQLErrors: networkError && networkError.result && networkError.result.errors,\n forward: forward\n });\n\n if (retriedResult) {\n retriedSub = retriedResult.subscribe({\n next: observer.next.bind(observer),\n error: observer.error.bind(observer),\n complete: observer.complete.bind(observer)\n });\n return;\n }\n\n observer.error(networkError);\n },\n complete: function complete() {\n if (!retriedResult) {\n observer.complete.bind(observer)();\n }\n }\n });\n } catch (e) {\n errorHandler({\n networkError: e,\n operation: operation,\n forward: forward\n });\n observer.error(e);\n }\n\n return function () {\n if (sub) sub.unsubscribe();\n if (retriedSub) sub.unsubscribe();\n };\n });\n });\n}\n\nvar ErrorLink = function (_super) {\n __extends(ErrorLink, _super);\n\n function ErrorLink(errorHandler) {\n var _this = _super.call(this) || this;\n\n _this.link = onError(errorHandler);\n return _this;\n }\n\n ErrorLink.prototype.request = function (operation, forward) {\n return this.link.request(operation, forward);\n };\n\n return ErrorLink;\n}(ApolloLink);\n\nexport { ErrorLink, onError };","var global = require('./_global');\nvar inheritIfRequired = require('./_inherit-if-required');\nvar dP = require('./_object-dp').f;\nvar gOPN = require('./_object-gopn').f;\nvar isRegExp = require('./_is-regexp');\nvar $flags = require('./_flags');\nvar $RegExp = global.RegExp;\nvar Base = $RegExp;\nvar proto = $RegExp.prototype;\nvar re1 = /a/g;\nvar re2 = /a/g;\n// \"new\" creates a new object, old webkit buggy here\nvar CORRECT_NEW = new $RegExp(re1) !== re1;\n\nif (require('./_descriptors') && (!CORRECT_NEW || require('./_fails')(function () {\n re2[require('./_wks')('match')] = false;\n // RegExp constructor can alter flags and IsRegExp works correct with @@match\n return $RegExp(re1) != re1 || $RegExp(re2) == re2 || $RegExp(re1, 'i') != '/a/i';\n}))) {\n $RegExp = function RegExp(p, f) {\n var tiRE = this instanceof $RegExp;\n var piRE = isRegExp(p);\n var fiU = f === undefined;\n return !tiRE && piRE && p.constructor === $RegExp && fiU ? p\n : inheritIfRequired(CORRECT_NEW\n ? new Base(piRE && !fiU ? p.source : p, f)\n : Base((piRE = p instanceof $RegExp) ? p.source : p, piRE && fiU ? $flags.call(p) : f)\n , tiRE ? this : proto, $RegExp);\n };\n var proxy = function (key) {\n key in $RegExp || dP($RegExp, key, {\n configurable: true,\n get: function () { return Base[key]; },\n set: function (it) { Base[key] = it; }\n });\n };\n for (var keys = gOPN(Base), i = 0; keys.length > i;) proxy(keys[i++]);\n proto.constructor = $RegExp;\n $RegExp.prototype = proto;\n require('./_redefine')(global, 'RegExp', $RegExp);\n}\n\nrequire('./_set-species')('RegExp');\n","import React from 'react';\nimport PropTypes from 'prop-types';\nimport { graphql } from 'gatsby';\nimport { RichText } from 'prismic-reactjs';\n\nimport SEO from '../components/SEO';\nimport Body from '../components/BasicPage/Body';\nimport Header from '../components/BasicPage/Header';\nimport Footer from '../components/Footer';\nimport ImageGrid from '../components/ImageGrid';\nimport Wrapper from '../components/Wrapper';\n\nconst Page = ({ data, location }) => {\n const page = data.prismic.allPages.edges.slice(0, 1).pop();\n\n if (!page) {\n return null;\n }\n\n const {\n title,\n content,\n hide_content_dropcap,\n photos,\n content_photos,\n content_two,\n content_photos_two,\n content_three,\n featured_image,\n featured_imageSharp,\n featured_video,\n featured_embed_video,\n section,\n cta,\n seo,\n topper_cta_link,\n topper_cta_label,\n secondary_topper_cta_link,\n secondary_topper_cta_label,\n } = page.node;\n const titleRaw = RichText.asText(title);\n const overline = section && section.section_title;\n\n const gridContentPhotos = content_photos ? content_photos.slice(0, 1).pop() : [];\n const gridContentPhotosTwo = content_photos_two ? content_photos_two.slice(0, 1).pop() : [];\n\n return (\n <>\n \n {thumbnail_one && (\n \n ![]()
\n
\n )}\n \n );\n\n const featuredPhoto = feature_photo && (\n \n ![]()
\n
\n )}\n\n {thumbnail_two && (\n \n
\n {circle && !circleFull && !circleTan ? (\n \n
\n ) : null}\n ` by default. You can change this\n * behavior by providing a `component` prop.\n * If you use React v16+ and would like to avoid a wrapping `\n \n \n \n);\n\nArrow.propTypes = {\n className: PropTypes.string,\n};\n\nexport default Arrow;\n","// shim for using process in browser\nvar process = module.exports = {}; // cached from whatever global is present so that test runners that stub it\n// don't break things. But we need to wrap it in a try catch in case it is\n// wrapped in strict mode code which doesn't define any globals. It's inside a\n// function because try/catches deoptimize in certain engines.\n\nvar cachedSetTimeout;\nvar cachedClearTimeout;\n\nfunction defaultSetTimout() {\n throw new Error('setTimeout has not been defined');\n}\n\nfunction defaultClearTimeout() {\n throw new Error('clearTimeout has not been defined');\n}\n\n(function () {\n try {\n if (typeof setTimeout === 'function') {\n cachedSetTimeout = setTimeout;\n } else {\n cachedSetTimeout = defaultSetTimout;\n }\n } catch (e) {\n cachedSetTimeout = defaultSetTimout;\n }\n\n try {\n if (typeof clearTimeout === 'function') {\n cachedClearTimeout = clearTimeout;\n } else {\n cachedClearTimeout = defaultClearTimeout;\n }\n } catch (e) {\n cachedClearTimeout = defaultClearTimeout;\n }\n})();\n\nfunction runTimeout(fun) {\n if (cachedSetTimeout === setTimeout) {\n //normal enviroments in sane situations\n return setTimeout(fun, 0);\n } // if setTimeout wasn't available but was latter defined\n\n\n if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {\n cachedSetTimeout = setTimeout;\n return setTimeout(fun, 0);\n }\n\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedSetTimeout(fun, 0);\n } catch (e) {\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedSetTimeout.call(null, fun, 0);\n } catch (e) {\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error\n return cachedSetTimeout.call(this, fun, 0);\n }\n }\n}\n\nfunction runClearTimeout(marker) {\n if (cachedClearTimeout === clearTimeout) {\n //normal enviroments in sane situations\n return clearTimeout(marker);\n } // if clearTimeout wasn't available but was latter defined\n\n\n if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {\n cachedClearTimeout = clearTimeout;\n return clearTimeout(marker);\n }\n\n try {\n // when when somebody has screwed with setTimeout but no I.E. maddness\n return cachedClearTimeout(marker);\n } catch (e) {\n try {\n // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n return cachedClearTimeout.call(null, marker);\n } catch (e) {\n // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.\n // Some versions of I.E. have different rules for clearTimeout vs setTimeout\n return cachedClearTimeout.call(this, marker);\n }\n }\n}\n\nvar queue = [];\nvar draining = false;\nvar currentQueue;\nvar queueIndex = -1;\n\nfunction cleanUpNextTick() {\n if (!draining || !currentQueue) {\n return;\n }\n\n draining = false;\n\n if (currentQueue.length) {\n queue = currentQueue.concat(queue);\n } else {\n queueIndex = -1;\n }\n\n if (queue.length) {\n drainQueue();\n }\n}\n\nfunction drainQueue() {\n if (draining) {\n return;\n }\n\n var timeout = runTimeout(cleanUpNextTick);\n draining = true;\n var len = queue.length;\n\n while (len) {\n currentQueue = queue;\n queue = [];\n\n while (++queueIndex < len) {\n if (currentQueue) {\n currentQueue[queueIndex].run();\n }\n }\n\n queueIndex = -1;\n len = queue.length;\n }\n\n currentQueue = null;\n draining = false;\n runClearTimeout(timeout);\n}\n\nprocess.nextTick = function (fun) {\n var args = new Array(arguments.length - 1);\n\n if (arguments.length > 1) {\n for (var i = 1; i < arguments.length; i++) {\n args[i - 1] = arguments[i];\n }\n }\n\n queue.push(new Item(fun, args));\n\n if (queue.length === 1 && !draining) {\n runTimeout(drainQueue);\n }\n}; // v8 likes predictible objects\n\n\nfunction Item(fun, array) {\n this.fun = fun;\n this.array = array;\n}\n\nItem.prototype.run = function () {\n this.fun.apply(null, this.array);\n};\n\nprocess.title = 'browser';\nprocess.browser = true;\nprocess.env = {};\nprocess.argv = [];\nprocess.version = ''; // empty string to avoid regexp issues\n\nprocess.versions = {};\n\nfunction noop() {}\n\nprocess.on = noop;\nprocess.addListener = noop;\nprocess.once = noop;\nprocess.off = noop;\nprocess.removeListener = noop;\nprocess.removeAllListeners = noop;\nprocess.emit = noop;\nprocess.prependListener = noop;\nprocess.prependOnceListener = noop;\n\nprocess.listeners = function (name) {\n return [];\n};\n\nprocess.binding = function (name) {\n throw new Error('process.binding is not supported');\n};\n\nprocess.cwd = function () {\n return '/';\n};\n\nprocess.chdir = function (dir) {\n throw new Error('process.chdir is not supported');\n};\n\nprocess.umask = function () {\n return 0;\n};","'use strict';\nvar global = require('./_global');\nvar has = require('./_has');\nvar cof = require('./_cof');\nvar inheritIfRequired = require('./_inherit-if-required');\nvar toPrimitive = require('./_to-primitive');\nvar fails = require('./_fails');\nvar gOPN = require('./_object-gopn').f;\nvar gOPD = require('./_object-gopd').f;\nvar dP = require('./_object-dp').f;\nvar $trim = require('./_string-trim').trim;\nvar NUMBER = 'Number';\nvar $Number = global[NUMBER];\nvar Base = $Number;\nvar proto = $Number.prototype;\n// Opera ~12 has broken Object#toString\nvar BROKEN_COF = cof(require('./_object-create')(proto)) == NUMBER;\nvar TRIM = 'trim' in String.prototype;\n\n// 7.1.3 ToNumber(argument)\nvar toNumber = function (argument) {\n var it = toPrimitive(argument, false);\n if (typeof it == 'string' && it.length > 2) {\n it = TRIM ? it.trim() : $trim(it, 3);\n var first = it.charCodeAt(0);\n var third, radix, maxCode;\n if (first === 43 || first === 45) {\n third = it.charCodeAt(2);\n if (third === 88 || third === 120) return NaN; // Number('+0x1') should be NaN, old V8 fix\n } else if (first === 48) {\n switch (it.charCodeAt(1)) {\n case 66: case 98: radix = 2; maxCode = 49; break; // fast equal /^0b[01]+$/i\n case 79: case 111: radix = 8; maxCode = 55; break; // fast equal /^0o[0-7]+$/i\n default: return +it;\n }\n for (var digits = it.slice(2), i = 0, l = digits.length, code; i < l; i++) {\n code = digits.charCodeAt(i);\n // parseInt parses a string to a first unavailable symbol\n // but ToNumber should return NaN if a string contains unavailable symbols\n if (code < 48 || code > maxCode) return NaN;\n } return parseInt(digits, radix);\n }\n } return +it;\n};\n\nif (!$Number(' 0o1') || !$Number('0b1') || $Number('+0x1')) {\n $Number = function Number(value) {\n var it = arguments.length < 1 ? 0 : value;\n var that = this;\n return that instanceof $Number\n // check on 1..constructor(foo) case\n && (BROKEN_COF ? fails(function () { proto.valueOf.call(that); }) : cof(that) != NUMBER)\n ? inheritIfRequired(new Base(toNumber(it)), that, $Number) : toNumber(it);\n };\n for (var keys = require('./_descriptors') ? gOPN(Base) : (\n // ES3:\n 'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +\n // ES6 (in case, if modules with ES6 Number statics required before):\n 'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +\n 'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger'\n ).split(','), j = 0, key; keys.length > j; j++) {\n if (has(Base, key = keys[j]) && !has($Number, key)) {\n dP($Number, key, gOPD(Base, key));\n }\n }\n $Number.prototype = proto;\n proto.constructor = $Number;\n require('./_redefine')(global, NUMBER, $Number);\n}\n","require(\"core-js/modules/es6.object.define-property\");\n\nmodule.exports = function (module) {\n if (!module.webpackPolyfill) {\n module.deprecate = function () {};\n\n module.paths = []; // module.parent = undefined by default\n\n if (!module.children) module.children = [];\n Object.defineProperty(module, \"loaded\", {\n enumerable: true,\n get: function get() {\n return module.l;\n }\n });\n Object.defineProperty(module, \"id\", {\n enumerable: true,\n get: function get() {\n return module.i;\n }\n });\n module.webpackPolyfill = 1;\n }\n\n return module;\n};","import React from 'react';\nimport PropTypes from 'prop-types';\n\nconst ButtonCircle = ({ className: customClassName }) => (\n \n components within each other, which is not allowed. Refer to our API for more information.\");\n }\n\n return (0, _HelmetUtils.warn)(\"Only elements types \" + _HelmetConstants.VALID_TAG_NAMES.join(\", \") + \" are allowed. Helmet does not support rendering <\" + child.type + \"> elements. Refer to our API for more information.\");\n }\n\n if (nestedChildren && typeof nestedChildren !== \"string\" && (!Array.isArray(nestedChildren) || nestedChildren.some(function (nestedChild) {\n return typeof nestedChild !== \"string\";\n }))) {\n throw new Error(\"Helmet expects a string as a child of <\" + child.type + \">. Did you forget to wrap your children in braces? ( <\" + child.type + \">{``} ) Refer to our API for more information.\");\n }\n }\n\n return true;\n };\n\n HelmetWrapper.prototype.mapChildrenToProps = function mapChildrenToProps(children, newProps) {\n var _this2 = this;\n\n var arrayTypeChildren = {};\n\n _react2[\"default\"].Children.forEach(children, function (child) {\n if (!child || !child.props) {\n return;\n }\n\n var _child$props = child.props,\n nestedChildren = _child$props.children,\n childProps = _objectWithoutProperties(_child$props, [\"children\"]);\n\n var newChildProps = (0, _HelmetUtils.convertReactPropstoHtmlAttributes)(childProps);\n\n _this2.warnOnInvalidChildren(child, nestedChildren);\n\n switch (child.type) {\n case _HelmetConstants.TAG_NAMES.LINK:\n case _HelmetConstants.TAG_NAMES.META:\n case _HelmetConstants.TAG_NAMES.NOSCRIPT:\n case _HelmetConstants.TAG_NAMES.SCRIPT:\n case _HelmetConstants.TAG_NAMES.STYLE:\n arrayTypeChildren = _this2.flattenArrayTypeChildren({\n child: child,\n arrayTypeChildren: arrayTypeChildren,\n newChildProps: newChildProps,\n nestedChildren: nestedChildren\n });\n break;\n\n default:\n newProps = _this2.mapObjectTypeChildren({\n child: child,\n newProps: newProps,\n newChildProps: newChildProps,\n nestedChildren: nestedChildren\n });\n break;\n }\n });\n\n newProps = this.mapArrayTypeChildrenToProps(arrayTypeChildren, newProps);\n return newProps;\n };\n\n HelmetWrapper.prototype.render = function render() {\n var _props = this.props,\n children = _props.children,\n props = _objectWithoutProperties(_props, [\"children\"]);\n\n var newProps = _extends({}, props);\n\n if (children) {\n newProps = this.mapChildrenToProps(children, newProps);\n }\n\n return _react2[\"default\"].createElement(Component, newProps);\n };\n\n _createClass(HelmetWrapper, null, [{\n key: \"canUseDOM\",\n // Component.peek comes from react-side-effect:\n // For testing, you may use a static peek() method available on the returned component.\n // It lets you get the current state without resetting the mounted instance stack.\n // Don’t use it for anything other than testing.\n\n /**\n * @param {Object} base: {\"target\": \"_blank\", \"href\": \"http://mysite.com/\"}\n * @param {Object} bodyAttributes: {\"className\": \"root\"}\n * @param {String} defaultTitle: \"Default Title\"\n * @param {Boolean} defer: true\n * @param {Boolean} encodeSpecialCharacters: true\n * @param {Object} htmlAttributes: {\"lang\": \"en\", \"amp\": undefined}\n * @param {Array} link: [{\"rel\": \"canonical\", \"href\": \"http://mysite.com/example\"}]\n * @param {Array} meta: [{\"name\": \"description\", \"content\": \"Test description\"}]\n * @param {Array} noscript: [{\"innerHTML\": \"
console.log(newState)\"\n * @param {Array} script: [{\"type\": \"text/javascript\", \"src\": \"http://mysite.com/js/test.js\"}]\n * @param {Array} style: [{\"type\": \"text/css\", \"cssText\": \"div { display: block; color: blue; }\"}]\n * @param {String} title: \"Title\"\n * @param {Object} titleAttributes: {\"itemprop\": \"name\"}\n * @param {String} titleTemplate: \"MySite.com - %s\"\n */\n set: function set(canUseDOM) {\n Component.canUseDOM = canUseDOM;\n }\n }]);\n\n return HelmetWrapper;\n }(_react2[\"default\"].Component), _class.propTypes = {\n base: _propTypes2[\"default\"].object,\n bodyAttributes: _propTypes2[\"default\"].object,\n children: _propTypes2[\"default\"].oneOfType([_propTypes2[\"default\"].arrayOf(_propTypes2[\"default\"].node), _propTypes2[\"default\"].node]),\n defaultTitle: _propTypes2[\"default\"].string,\n defer: _propTypes2[\"default\"].bool,\n encodeSpecialCharacters: _propTypes2[\"default\"].bool,\n htmlAttributes: _propTypes2[\"default\"].object,\n link: _propTypes2[\"default\"].arrayOf(_propTypes2[\"default\"].object),\n meta: _propTypes2[\"default\"].arrayOf(_propTypes2[\"default\"].object),\n noscript: _propTypes2[\"default\"].arrayOf(_propTypes2[\"default\"].object),\n onChangeClientState: _propTypes2[\"default\"].func,\n script: _propTypes2[\"default\"].arrayOf(_propTypes2[\"default\"].object),\n style: _propTypes2[\"default\"].arrayOf(_propTypes2[\"default\"].object),\n title: _propTypes2[\"default\"].string,\n titleAttributes: _propTypes2[\"default\"].object,\n titleTemplate: _propTypes2[\"default\"].string\n }, _class.defaultProps = {\n defer: true,\n encodeSpecialCharacters: true\n }, _class.peek = Component.peek, _class.rewind = function () {\n var mappedState = Component.rewind();\n\n if (!mappedState) {\n // provide fallback if mappedState is undefined\n mappedState = (0, _HelmetUtils.mapStateOnServer)({\n baseTag: [],\n bodyAttributes: {},\n encodeSpecialCharacters: true,\n htmlAttributes: {},\n linkTags: [],\n metaTags: [],\n noscriptTags: [],\n scriptTags: [],\n styleTags: [],\n title: \"\",\n titleAttributes: {}\n });\n }\n\n return mappedState;\n }, _temp;\n};\n\nvar NullComponent = function NullComponent() {\n return null;\n};\n\nvar HelmetSideEffects = (0, _reactSideEffect2[\"default\"])(_HelmetUtils.reducePropsToState, _HelmetUtils.handleClientStateChange, _HelmetUtils.mapStateOnServer)(NullComponent);\nvar HelmetExport = Helmet(HelmetSideEffects);\nHelmetExport.renderStatic = HelmetExport.rewind;\nexports.Helmet = HelmetExport;\nexports[\"default\"] = HelmetExport;","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nexports.__esModule = true;\nexports[\"default\"] = void 0;\n\nvar _assertThisInitialized2 = _interopRequireDefault(require(\"@babel/runtime/helpers/assertThisInitialized\"));\n\nvar _inheritsLoose2 = _interopRequireDefault(require(\"@babel/runtime/helpers/inheritsLoose\"));\n\nvar _objectWithoutPropertiesLoose2 = _interopRequireDefault(require(\"@babel/runtime/helpers/objectWithoutPropertiesLoose\"));\n\nvar _extends2 = _interopRequireDefault(require(\"@babel/runtime/helpers/extends\"));\n\nvar _react = _interopRequireDefault(require(\"react\"));\n\nvar _propTypes = _interopRequireDefault(require(\"prop-types\"));\n\nvar logDeprecationNotice = function logDeprecationNotice(prop, replacement) {\n if (process.env.NODE_ENV === \"production\") {\n return;\n }\n\n console.log(\"\\n The \\\"\" + prop + \"\\\" prop is now deprecated and will be removed in the next major version\\n of \\\"gatsby-image\\\".\\n \");\n\n if (replacement) {\n console.log(\"Please use \" + replacement + \" instead of \\\"\" + prop + \"\\\".\");\n }\n}; // Handle legacy props during their deprecation phase\n\n\nvar convertProps = function convertProps(props) {\n var convertedProps = (0, _extends2[\"default\"])({}, props);\n var resolutions = convertedProps.resolutions,\n sizes = convertedProps.sizes,\n critical = convertedProps.critical;\n\n if (resolutions) {\n convertedProps.fixed = resolutions;\n delete convertedProps.resolutions;\n }\n\n if (sizes) {\n convertedProps.fluid = sizes;\n delete convertedProps.sizes;\n }\n\n if (critical) {\n logDeprecationNotice(\"critical\", \"the native \\\"loading\\\" attribute\");\n convertedProps.loading = \"eager\";\n } // convert fluid & fixed to arrays so we only have to work with arrays\n\n\n if (convertedProps.fluid) {\n convertedProps.fluid = groupByMedia([].concat(convertedProps.fluid));\n }\n\n if (convertedProps.fixed) {\n convertedProps.fixed = groupByMedia([].concat(convertedProps.fixed));\n }\n\n return convertedProps;\n};\n/**\n * Find the source of an image to use as a key in the image cache.\n * Use `the first image in either `fixed` or `fluid`\n * @param {{fluid: {src: string}[], fixed: {src: string}[]}} args\n * @return {string}\n */\n\n\nvar getImageSrcKey = function getImageSrcKey(_ref) {\n var fluid = _ref.fluid,\n fixed = _ref.fixed;\n var data = fluid && fluid[0] || fixed && fixed[0];\n return data.src;\n}; // Cache if we've seen an image before so we don't bother with\n// lazy-loading & fading in on subsequent mounts.\n\n\nvar imageCache = Object.create({});\n\nvar inImageCache = function inImageCache(props) {\n var convertedProps = convertProps(props); // Find src\n\n var src = getImageSrcKey(convertedProps);\n return imageCache[src] || false;\n};\n\nvar activateCacheForImage = function activateCacheForImage(props) {\n var convertedProps = convertProps(props); // Find src\n\n var src = getImageSrcKey(convertedProps);\n imageCache[src] = true;\n}; // Native lazy-loading support: https://addyosmani.com/blog/lazy-loading/\n\n\nvar hasNativeLazyLoadSupport = typeof HTMLImageElement !== \"undefined\" && \"loading\" in HTMLImageElement.prototype;\nvar isBrowser = typeof window !== \"undefined\";\nvar hasIOSupport = isBrowser && window.IntersectionObserver;\nvar io;\nvar listeners = new WeakMap();\n\nfunction getIO() {\n if (typeof io === \"undefined\" && typeof window !== \"undefined\" && window.IntersectionObserver) {\n io = new window.IntersectionObserver(function (entries) {\n entries.forEach(function (entry) {\n if (listeners.has(entry.target)) {\n var cb = listeners.get(entry.target); // Edge doesn't currently support isIntersecting, so also test for an intersectionRatio > 0\n\n if (entry.isIntersecting || entry.intersectionRatio > 0) {\n io.unobserve(entry.target);\n listeners[\"delete\"](entry.target);\n cb();\n }\n }\n });\n }, {\n rootMargin: \"200px\"\n });\n }\n\n return io;\n}\n\nfunction generateImageSources(imageVariants) {\n return imageVariants.map(function (_ref2) {\n var src = _ref2.src,\n srcSet = _ref2.srcSet,\n srcSetWebp = _ref2.srcSetWebp,\n media = _ref2.media,\n sizes = _ref2.sizes;\n return _react[\"default\"].createElement(_react[\"default\"].Fragment, {\n key: src\n }, srcSetWebp && _react[\"default\"].createElement(\"source\", {\n type: \"image/webp\",\n media: media,\n srcSet: srcSetWebp,\n sizes: sizes\n }), _react[\"default\"].createElement(\"source\", {\n media: media,\n srcSet: srcSet,\n sizes: sizes\n }));\n });\n} // Return an array ordered by elements having a media prop, does not use\n// native sort, as a stable sort is not guaranteed by all browsers/versions\n\n\nfunction groupByMedia(imageVariants) {\n var withMedia = [];\n var without = [];\n imageVariants.forEach(function (variant) {\n return (variant.media ? withMedia : without).push(variant);\n });\n\n if (without.length > 1 && process.env.NODE_ENV !== \"production\") {\n console.warn(\"We've found \" + without.length + \" sources without a media property. They might be ignored by the browser, see: https://www.gatsbyjs.org/packages/gatsby-image/#art-directing-multiple-images\");\n }\n\n return [].concat(withMedia, without);\n}\n\nfunction generateTracedSVGSources(imageVariants) {\n return imageVariants.map(function (_ref3) {\n var src = _ref3.src,\n media = _ref3.media,\n tracedSVG = _ref3.tracedSVG;\n return _react[\"default\"].createElement(\"source\", {\n key: src,\n media: media,\n srcSet: tracedSVG\n });\n });\n}\n\nfunction generateBase64Sources(imageVariants) {\n return imageVariants.map(function (_ref4) {\n var src = _ref4.src,\n media = _ref4.media,\n base64 = _ref4.base64;\n return _react[\"default\"].createElement(\"source\", {\n key: src,\n media: media,\n srcSet: base64\n });\n });\n}\n\nfunction generateNoscriptSource(_ref5, isWebp) {\n var srcSet = _ref5.srcSet,\n srcSetWebp = _ref5.srcSetWebp,\n media = _ref5.media,\n sizes = _ref5.sizes;\n var src = isWebp ? srcSetWebp : srcSet;\n var mediaAttr = media ? \"media=\\\"\" + media + \"\\\" \" : \"\";\n var typeAttr = isWebp ? \"type='image/webp' \" : \"\";\n var sizesAttr = sizes ? \"sizes=\\\"\" + sizes + \"\\\" \" : \"\";\n return \"\" + sources + \"![]()
\";\n}; // Earlier versions of gatsby-image during the 2.x cycle did not wrap\n// the `Img` component in a `picture` element. This maintains compatibility\n// until a breaking change can be introduced in the next major release\n\n\nvar Placeholder = function Placeholder(_ref6) {\n var src = _ref6.src,\n imageVariants = _ref6.imageVariants,\n generateSources = _ref6.generateSources,\n spreadProps = _ref6.spreadProps;\n\n var baseImage = _react[\"default\"].createElement(Img, (0, _extends2[\"default\"])({\n src: src\n }, spreadProps));\n\n return imageVariants.length > 1 ? _react[\"default\"].createElement(\"picture\", null, generateSources(imageVariants), baseImage) : baseImage;\n};\n\nvar Img = _react[\"default\"].forwardRef(function (props, ref) {\n var sizes = props.sizes,\n srcSet = props.srcSet,\n src = props.src,\n style = props.style,\n onLoad = props.onLoad,\n onError = props.onError,\n loading = props.loading,\n draggable = props.draggable,\n otherProps = (0, _objectWithoutPropertiesLoose2[\"default\"])(props, [\"sizes\", \"srcSet\", \"src\", \"style\", \"onLoad\", \"onError\", \"loading\", \"draggable\"]);\n return _react[\"default\"].createElement(\"img\", (0, _extends2[\"default\"])({\n sizes: sizes,\n srcSet: srcSet,\n src: src\n }, otherProps, {\n onLoad: onLoad,\n onError: onError,\n ref: ref,\n loading: loading,\n draggable: draggable,\n style: (0, _extends2[\"default\"])({\n position: \"absolute\",\n top: 0,\n left: 0,\n width: \"100%\",\n height: \"100%\",\n objectFit: \"cover\",\n objectPosition: \"center\"\n }, style)\n }));\n});\n\nImg.propTypes = {\n style: _propTypes[\"default\"].object,\n onError: _propTypes[\"default\"].func,\n onLoad: _propTypes[\"default\"].func\n};\n\nvar Image =\n/*#__PURE__*/\nfunction (_React$Component) {\n (0, _inheritsLoose2[\"default\"])(Image, _React$Component);\n\n function Image(props) {\n var _this;\n\n _this = _React$Component.call(this, props) || this; // If this image has already been loaded before then we can assume it's\n // already in the browser cache so it's cheap to just show directly.\n\n _this.seenBefore = isBrowser && inImageCache(props);\n _this.isCritical = props.loading === \"eager\" || props.critical;\n _this.addNoScript = !(_this.isCritical && !props.fadeIn);\n _this.useIOSupport = !hasNativeLazyLoadSupport && hasIOSupport && !_this.isCritical && !_this.seenBefore;\n var isVisible = _this.isCritical || isBrowser && (hasNativeLazyLoadSupport || !_this.useIOSupport);\n _this.state = {\n isVisible: isVisible,\n imgLoaded: false,\n imgCached: false,\n fadeIn: !_this.seenBefore && props.fadeIn\n };\n _this.imageRef = _react[\"default\"].createRef();\n _this.handleImageLoaded = _this.handleImageLoaded.bind((0, _assertThisInitialized2[\"default\"])(_this));\n _this.handleRef = _this.handleRef.bind((0, _assertThisInitialized2[\"default\"])(_this));\n return _this;\n }\n\n var _proto = Image.prototype;\n\n _proto.componentDidMount = function componentDidMount() {\n if (this.state.isVisible && typeof this.props.onStartLoad === \"function\") {\n this.props.onStartLoad({\n wasCached: inImageCache(this.props)\n });\n }\n\n if (this.isCritical) {\n var img = this.imageRef.current;\n\n if (img && img.complete) {\n this.handleImageLoaded();\n }\n }\n };\n\n _proto.componentWillUnmount = function componentWillUnmount() {\n if (this.cleanUpListeners) {\n this.cleanUpListeners();\n }\n } // Specific to IntersectionObserver based lazy-load support\n ;\n\n _proto.handleRef = function handleRef(ref) {\n var _this2 = this;\n\n if (this.useIOSupport && ref) {\n this.cleanUpListeners = listenToIntersections(ref, function () {\n var imageInCache = inImageCache(_this2.props);\n\n if (!_this2.state.isVisible && typeof _this2.props.onStartLoad === \"function\") {\n _this2.props.onStartLoad({\n wasCached: imageInCache\n });\n } // imgCached and imgLoaded must update after isVisible,\n // Once isVisible is true, imageRef becomes accessible, which imgCached needs access to.\n // imgLoaded and imgCached are in a 2nd setState call to be changed together,\n // avoiding initiating unnecessary animation frames from style changes.\n\n\n _this2.setState({\n isVisible: true\n }, function () {\n return _this2.setState({\n imgLoaded: imageInCache,\n // `currentSrc` should be a string, but can be `undefined` in IE,\n // !! operator validates the value is not undefined/null/\"\"\n imgCached: !!_this2.imageRef.current.currentSrc\n });\n });\n });\n }\n };\n\n _proto.handleImageLoaded = function handleImageLoaded() {\n activateCacheForImage(this.props);\n this.setState({\n imgLoaded: true\n });\n\n if (this.props.onLoad) {\n this.props.onLoad();\n }\n };\n\n _proto.render = function render() {\n var _convertProps = convertProps(this.props),\n title = _convertProps.title,\n alt = _convertProps.alt,\n className = _convertProps.className,\n _convertProps$style = _convertProps.style,\n style = _convertProps$style === void 0 ? {} : _convertProps$style,\n _convertProps$imgStyl = _convertProps.imgStyle,\n imgStyle = _convertProps$imgStyl === void 0 ? {} : _convertProps$imgStyl,\n _convertProps$placeho = _convertProps.placeholderStyle,\n placeholderStyle = _convertProps$placeho === void 0 ? {} : _convertProps$placeho,\n placeholderClassName = _convertProps.placeholderClassName,\n fluid = _convertProps.fluid,\n fixed = _convertProps.fixed,\n backgroundColor = _convertProps.backgroundColor,\n durationFadeIn = _convertProps.durationFadeIn,\n Tag = _convertProps.Tag,\n itemProp = _convertProps.itemProp,\n loading = _convertProps.loading,\n draggable = _convertProps.draggable;\n\n var shouldReveal = this.state.fadeIn === false || this.state.imgLoaded;\n var shouldFadeIn = this.state.fadeIn === true && !this.state.imgCached;\n var imageStyle = (0, _extends2[\"default\"])({\n opacity: shouldReveal ? 1 : 0,\n transition: shouldFadeIn ? \"opacity \" + durationFadeIn + \"ms\" : \"none\"\n }, imgStyle);\n var bgColor = typeof backgroundColor === \"boolean\" ? \"lightgray\" : backgroundColor;\n var delayHideStyle = {\n transitionDelay: durationFadeIn + \"ms\"\n };\n var imagePlaceholderStyle = (0, _extends2[\"default\"])({\n opacity: this.state.imgLoaded ? 0 : 1\n }, shouldFadeIn && delayHideStyle, {}, imgStyle, {}, placeholderStyle);\n var placeholderImageProps = {\n title: title,\n alt: !this.state.isVisible ? alt : \"\",\n style: imagePlaceholderStyle,\n className: placeholderClassName\n };\n\n if (fluid) {\n var imageVariants = fluid;\n var image = imageVariants[0];\n return _react[\"default\"].createElement(Tag, {\n className: (className ? className : \"\") + \" gatsby-image-wrapper\",\n style: (0, _extends2[\"default\"])({\n position: \"relative\",\n overflow: \"hidden\"\n }, style),\n ref: this.handleRef,\n key: \"fluid-\" + JSON.stringify(image.srcSet)\n }, _react[\"default\"].createElement(Tag, {\n style: {\n width: \"100%\",\n paddingBottom: 100 / image.aspectRatio + \"%\"\n }\n }), bgColor && _react[\"default\"].createElement(Tag, {\n title: title,\n style: (0, _extends2[\"default\"])({\n backgroundColor: bgColor,\n position: \"absolute\",\n top: 0,\n bottom: 0,\n opacity: !this.state.imgLoaded ? 1 : 0,\n right: 0,\n left: 0\n }, shouldFadeIn && delayHideStyle)\n }), image.base64 && _react[\"default\"].createElement(Placeholder, {\n src: image.base64,\n spreadProps: placeholderImageProps,\n imageVariants: imageVariants,\n generateSources: generateBase64Sources\n }), image.tracedSVG && _react[\"default\"].createElement(Placeholder, {\n src: image.tracedSVG,\n spreadProps: placeholderImageProps,\n imageVariants: imageVariants,\n generateSources: generateTracedSVGSources\n }), this.state.isVisible && _react[\"default\"].createElement(\"picture\", null, generateImageSources(imageVariants), _react[\"default\"].createElement(Img, {\n alt: alt,\n title: title,\n sizes: image.sizes,\n src: image.src,\n crossOrigin: this.props.crossOrigin,\n srcSet: image.srcSet,\n style: imageStyle,\n ref: this.imageRef,\n onLoad: this.handleImageLoaded,\n onError: this.props.onError,\n itemProp: itemProp,\n loading: loading,\n draggable: draggable\n })), this.addNoScript && _react[\"default\"].createElement(\"noscript\", {\n dangerouslySetInnerHTML: {\n __html: noscriptImg((0, _extends2[\"default\"])({\n alt: alt,\n title: title,\n loading: loading\n }, image, {\n imageVariants: imageVariants\n }))\n }\n }));\n }\n\n if (fixed) {\n var _imageVariants = fixed;\n var _image = _imageVariants[0];\n var divStyle = (0, _extends2[\"default\"])({\n position: \"relative\",\n overflow: \"hidden\",\n display: \"inline-block\",\n width: _image.width,\n height: _image.height\n }, style);\n\n if (style.display === \"inherit\") {\n delete divStyle.display;\n }\n\n return _react[\"default\"].createElement(Tag, {\n className: (className ? className : \"\") + \" gatsby-image-wrapper\",\n style: divStyle,\n ref: this.handleRef,\n key: \"fixed-\" + JSON.stringify(_image.srcSet)\n }, bgColor && _react[\"default\"].createElement(Tag, {\n title: title,\n style: (0, _extends2[\"default\"])({\n backgroundColor: bgColor,\n width: _image.width,\n opacity: !this.state.imgLoaded ? 1 : 0,\n height: _image.height\n }, shouldFadeIn && delayHideStyle)\n }), _image.base64 && _react[\"default\"].createElement(Placeholder, {\n src: _image.base64,\n spreadProps: placeholderImageProps,\n imageVariants: _imageVariants,\n generateSources: generateBase64Sources\n }), _image.tracedSVG && _react[\"default\"].createElement(Placeholder, {\n src: _image.tracedSVG,\n spreadProps: placeholderImageProps,\n imageVariants: _imageVariants,\n generateSources: generateTracedSVGSources\n }), this.state.isVisible && _react[\"default\"].createElement(\"picture\", null, generateImageSources(_imageVariants), _react[\"default\"].createElement(Img, {\n alt: alt,\n title: title,\n width: _image.width,\n height: _image.height,\n sizes: _image.sizes,\n src: _image.src,\n crossOrigin: this.props.crossOrigin,\n srcSet: _image.srcSet,\n style: imageStyle,\n ref: this.imageRef,\n onLoad: this.handleImageLoaded,\n onError: this.props.onError,\n itemProp: itemProp,\n loading: loading,\n draggable: draggable\n })), this.addNoScript && _react[\"default\"].createElement(\"noscript\", {\n dangerouslySetInnerHTML: {\n __html: noscriptImg((0, _extends2[\"default\"])({\n alt: alt,\n title: title,\n loading: loading\n }, _image, {\n imageVariants: _imageVariants\n }))\n }\n }));\n }\n\n return null;\n };\n\n return Image;\n}(_react[\"default\"].Component);\n\nImage.defaultProps = {\n fadeIn: true,\n durationFadeIn: 500,\n alt: \"\",\n Tag: \"div\",\n // We set it to `lazy` by default because it's best to default to a performant\n // setting and let the user \"opt out\" to `eager`\n loading: \"lazy\"\n};\n\nvar fixedObject = _propTypes[\"default\"].shape({\n width: _propTypes[\"default\"].number.isRequired,\n height: _propTypes[\"default\"].number.isRequired,\n src: _propTypes[\"default\"].string.isRequired,\n srcSet: _propTypes[\"default\"].string.isRequired,\n base64: _propTypes[\"default\"].string,\n tracedSVG: _propTypes[\"default\"].string,\n srcWebp: _propTypes[\"default\"].string,\n srcSetWebp: _propTypes[\"default\"].string,\n media: _propTypes[\"default\"].string\n});\n\nvar fluidObject = _propTypes[\"default\"].shape({\n aspectRatio: _propTypes[\"default\"].number.isRequired,\n src: _propTypes[\"default\"].string.isRequired,\n srcSet: _propTypes[\"default\"].string.isRequired,\n sizes: _propTypes[\"default\"].string.isRequired,\n base64: _propTypes[\"default\"].string,\n tracedSVG: _propTypes[\"default\"].string,\n srcWebp: _propTypes[\"default\"].string,\n srcSetWebp: _propTypes[\"default\"].string,\n media: _propTypes[\"default\"].string\n});\n\nImage.propTypes = {\n resolutions: fixedObject,\n sizes: fluidObject,\n fixed: _propTypes[\"default\"].oneOfType([fixedObject, _propTypes[\"default\"].arrayOf(fixedObject)]),\n fluid: _propTypes[\"default\"].oneOfType([fluidObject, _propTypes[\"default\"].arrayOf(fluidObject)]),\n fadeIn: _propTypes[\"default\"].bool,\n durationFadeIn: _propTypes[\"default\"].number,\n title: _propTypes[\"default\"].string,\n alt: _propTypes[\"default\"].string,\n className: _propTypes[\"default\"].oneOfType([_propTypes[\"default\"].string, _propTypes[\"default\"].object]),\n // Support Glamor's css prop.\n critical: _propTypes[\"default\"].bool,\n crossOrigin: _propTypes[\"default\"].oneOfType([_propTypes[\"default\"].string, _propTypes[\"default\"].bool]),\n style: _propTypes[\"default\"].object,\n imgStyle: _propTypes[\"default\"].object,\n placeholderStyle: _propTypes[\"default\"].object,\n placeholderClassName: _propTypes[\"default\"].string,\n backgroundColor: _propTypes[\"default\"].oneOfType([_propTypes[\"default\"].string, _propTypes[\"default\"].bool]),\n onLoad: _propTypes[\"default\"].func,\n onError: _propTypes[\"default\"].func,\n onStartLoad: _propTypes[\"default\"].func,\n Tag: _propTypes[\"default\"].string,\n itemProp: _propTypes[\"default\"].string,\n loading: _propTypes[\"default\"].oneOf([\"auto\", \"lazy\", \"eager\"]),\n draggable: _propTypes[\"default\"].bool\n};\nvar _default = Image;\nexports[\"default\"] = _default;","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nvar _ScrollBehaviorContext = _interopRequireDefault(require(\"./ScrollBehaviorContext\"));\n\nvar _ScrollContainer = _interopRequireDefault(require(\"./ScrollContainer\"));\n\nexports.ScrollContainer = _ScrollContainer[\"default\"];\nexports.ScrollContext = _ScrollBehaviorContext[\"default\"];","require(\"core-js/modules/es6.array.index-of\");\n\nrequire(\"core-js/modules/es6.function.name\");\n\n/*!\n * domready (c) Dustin Diaz 2014 - License MIT\n * ie10 fix - Mikael Kristiansson 2019\n */\n!function (name, definition) {\n if (typeof module != 'undefined') module.exports = definition();else if (typeof define == 'function' && typeof define.amd == 'object') define(definition);else this[name] = definition();\n}('domready', function () {\n var ie10 = false;\n\n if (navigator.appVersion.indexOf(\"MSIE 10\") !== -1) {\n ie10 = true;\n }\n\n var fns = [],\n _listener,\n doc = typeof document === 'object' && document,\n hack = ie10 ? doc.documentElement.doScroll() : doc.documentElement.doScroll,\n domContentLoaded = 'DOMContentLoaded',\n loaded = doc && (hack ? /^loaded|^c/ : /^loaded|^i|^c/).test(doc.readyState);\n\n if (!loaded && doc) doc.addEventListener(domContentLoaded, _listener = function listener() {\n doc.removeEventListener(domContentLoaded, _listener);\n loaded = 1;\n\n while (_listener = fns.shift()) {\n _listener();\n }\n });\n return function (fn) {\n loaded ? setTimeout(fn, 0) : fns.push(fn);\n };\n});","require(\"core-js/modules/es6.object.define-property\");\n\nrequire(\"core-js/modules/es6.object.create\");\n\nmodule.exports = function (originalModule) {\n if (!originalModule.webpackPolyfill) {\n var module = Object.create(originalModule); // module.parent = undefined by default\n\n if (!module.children) module.children = [];\n Object.defineProperty(module, \"loaded\", {\n enumerable: true,\n get: function get() {\n return module.l;\n }\n });\n Object.defineProperty(module, \"id\", {\n enumerable: true,\n get: function get() {\n return module.i;\n }\n });\n Object.defineProperty(module, \"exports\", {\n enumerable: true\n });\n module.webpackPolyfill = 1;\n }\n\n return module;\n};","module.exports = '\\x09\\x0A\\x0B\\x0C\\x0D\\x20\\xA0\\u1680\\u180E\\u2000\\u2001\\u2002\\u2003' +\n '\\u2004\\u2005\\u2006\\u2007\\u2008\\u2009\\u200A\\u202F\\u205F\\u3000\\u2028\\u2029\\uFEFF';\n","// 19.1.2.12 Object.isFrozen(O)\nvar isObject = require('./_is-object');\n\nrequire('./_object-sap')('isFrozen', function ($isFrozen) {\n return function isFrozen(it) {\n return isObject(it) ? $isFrozen ? $isFrozen(it) : false : true;\n };\n});\n","'use strict';\n// B.2.3.6 String.prototype.fixed()\nrequire('./_string-html')('fixed', function (createHTML) {\n return function fixed() {\n return createHTML(this, 'tt', '', '');\n };\n});\n","// 7.2.9 SameValue(x, y)\nmodule.exports = Object.is || function is(x, y) {\n // eslint-disable-next-line no-self-compare\n return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;\n};\n","'use strict';\nvar regexpExec = require('./_regexp-exec');\nrequire('./_export')({\n target: 'RegExp',\n proto: true,\n forced: regexpExec !== /./.exec\n}, {\n exec: regexpExec\n});\n","module.exports = require('./_shared')('native-function-to-string', Function.toString);\n","var global = require('./_global');\nvar macrotask = require('./_task').set;\nvar Observer = global.MutationObserver || global.WebKitMutationObserver;\nvar process = global.process;\nvar Promise = global.Promise;\nvar isNode = require('./_cof')(process) == 'process';\n\nmodule.exports = function () {\n var head, last, notify;\n\n var flush = function () {\n var parent, fn;\n if (isNode && (parent = process.domain)) parent.exit();\n while (head) {\n fn = head.fn;\n head = head.next;\n try {\n fn();\n } catch (e) {\n if (head) notify();\n else last = undefined;\n throw e;\n }\n } last = undefined;\n if (parent) parent.enter();\n };\n\n // Node.js\n if (isNode) {\n notify = function () {\n process.nextTick(flush);\n };\n // browsers with MutationObserver, except iOS Safari - https://github.com/zloirock/core-js/issues/339\n } else if (Observer && !(global.navigator && global.navigator.standalone)) {\n var toggle = true;\n var node = document.createTextNode('');\n new Observer(flush).observe(node, { characterData: true }); // eslint-disable-line no-new\n notify = function () {\n node.data = toggle = !toggle;\n };\n // environments with maybe non-completely correct, but existent Promise\n } else if (Promise && Promise.resolve) {\n // Promise.resolve without an argument throws an error in LG WebOS 2\n var promise = Promise.resolve(undefined);\n notify = function () {\n promise.then(flush);\n };\n // for other environments - macrotask based on:\n // - setImmediate\n // - MessageChannel\n // - window.postMessag\n // - onreadystatechange\n // - setTimeout\n } else {\n notify = function () {\n // strange IE + webpack dev server bug - use .call(global)\n macrotask.call(global, flush);\n };\n }\n\n return function (fn) {\n var task = { fn: fn, next: undefined };\n if (last) last.next = task;\n if (!head) {\n head = task;\n notify();\n } last = task;\n };\n};\n","module.exports = function (exec) {\n try {\n return { e: false, v: exec() };\n } catch (e) {\n return { e: true, v: e };\n }\n};\n","module.exports = [{\n plugin: require('/codebuild/output/src2312654759/src/cfs-website/node_modules/gatsby-source-prismic-graphql/gatsby-browser.js'),\n options: {\"plugins\":[],\"repositoryName\":\"cfs-website\",\"accessToken\":\"MC5YUy1iYkJFQUFDY0FPUVZm.77-9CO-_ve-_ve-_ve-_vVvvv71F77-9RG_vv71hDncBLu-_ve-_ve-_ve-_ve-_ve-_vWd5PEteIxxk\",\"path\":\"/preview\",\"previews\":true,\"sharpKeys\":[{}]},\n },{\n plugin: require('/codebuild/output/src2312654759/src/cfs-website/node_modules/gatsby-plugin-layout/gatsby-browser.js'),\n options: {\"plugins\":[],\"component\":\"/codebuild/output/src2312654759/src/cfs-website/src/layouts/Main.js\"},\n },{\n plugin: require('/codebuild/output/src2312654759/src/cfs-website/node_modules/gatsby-plugin-gtag/gatsby-browser.js'),\n options: {\"plugins\":[],\"trackingId\":\"G-NWFMP94WYW\"},\n },{\n plugin: require('/codebuild/output/src2312654759/src/cfs-website/gatsby-browser.js'),\n options: {\"plugins\":[]},\n }]\n","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.wrapPageElement = void 0;\n\nvar _extends2 = _interopRequireDefault(require(\"@babel/runtime/helpers/extends\"));\n\nvar _typeof2 = _interopRequireDefault(require(\"@babel/runtime/helpers/typeof\"));\n\nvar _gatsby = require(\"gatsby\");\n\nvar _propTypes = _interopRequireDefault(require(\"prop-types\"));\n\nvar _react = _interopRequireDefault(require(\"react\"));\n\nvar _WrapPage = require(\"./components/WrapPage\");\n\n// Fixes proptypes warning for StaticQuery\nif (_gatsby.StaticQuery && (0, _typeof2.default)(_gatsby.StaticQuery) === 'object' && _gatsby.StaticQuery.propTypes) {\n _gatsby.StaticQuery.propTypes.query = _propTypes.default.oneOfType([_propTypes.default.string, _propTypes.default.shape({\n id: _propTypes.default.string,\n source: _propTypes.default.string\n })]);\n}\n\nvar wrapPageElement = function wrapPageElement(_ref, options) {\n var element = _ref.element,\n props = _ref.props;\n\n if (props.pageContext.rootQuery || props.pageContext.prismicPreviewPage) {\n return _react.default.createElement(_WrapPage.WrapPage, (0, _extends2.default)({\n key: props.location.key,\n options: options\n }, props), element);\n }\n\n return element;\n};\n\nexports.wrapPageElement = wrapPageElement;","/** @license React v16.9.0\n * react.production.min.js\n *\n * Copyright (c) Facebook, Inc. and its affiliates.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n'use strict';\n\nrequire(\"core-js/modules/es6.function.bind\");\n\nrequire(\"core-js/modules/es6.regexp.to-string\");\n\nrequire(\"core-js/modules/es6.date.to-string\");\n\nrequire(\"core-js/modules/web.dom.iterable\");\n\nrequire(\"core-js/modules/es6.array.iterator\");\n\nrequire(\"core-js/modules/es6.object.to-string\");\n\nrequire(\"core-js/modules/es6.object.keys\");\n\nrequire(\"core-js/modules/es6.array.is-array\");\n\nrequire(\"core-js/modules/es6.regexp.replace\");\n\nrequire(\"core-js/modules/es7.symbol.async-iterator\");\n\nrequire(\"core-js/modules/es6.symbol\");\n\nvar h = require(\"object-assign\"),\n n = \"function\" === typeof Symbol && Symbol[\"for\"],\n p = n ? Symbol[\"for\"](\"react.element\") : 60103,\n q = n ? Symbol[\"for\"](\"react.portal\") : 60106,\n r = n ? Symbol[\"for\"](\"react.fragment\") : 60107,\n t = n ? Symbol[\"for\"](\"react.strict_mode\") : 60108,\n u = n ? Symbol[\"for\"](\"react.profiler\") : 60114,\n v = n ? Symbol[\"for\"](\"react.provider\") : 60109,\n w = n ? Symbol[\"for\"](\"react.context\") : 60110,\n x = n ? Symbol[\"for\"](\"react.forward_ref\") : 60112,\n y = n ? Symbol[\"for\"](\"react.suspense\") : 60113,\n aa = n ? Symbol[\"for\"](\"react.suspense_list\") : 60120,\n ba = n ? Symbol[\"for\"](\"react.memo\") : 60115,\n ca = n ? Symbol[\"for\"](\"react.lazy\") : 60116;\n\nn && Symbol[\"for\"](\"react.fundamental\");\nn && Symbol[\"for\"](\"react.responder\");\nvar z = \"function\" === typeof Symbol && Symbol.iterator;\n\nfunction A(a) {\n for (var b = a.message, d = \"https://reactjs.org/docs/error-decoder.html?invariant=\" + b, c = 1; c < arguments.length; c++) {\n d += \"&args[]=\" + encodeURIComponent(arguments[c]);\n }\n\n a.message = \"Minified React error #\" + b + \"; visit \" + d + \" for the full message or use the non-minified dev environment for full errors and additional helpful warnings. \";\n return a;\n}\n\nvar B = {\n isMounted: function isMounted() {\n return !1;\n },\n enqueueForceUpdate: function enqueueForceUpdate() {},\n enqueueReplaceState: function enqueueReplaceState() {},\n enqueueSetState: function enqueueSetState() {}\n},\n C = {};\n\nfunction D(a, b, d) {\n this.props = a;\n this.context = b;\n this.refs = C;\n this.updater = d || B;\n}\n\nD.prototype.isReactComponent = {};\n\nD.prototype.setState = function (a, b) {\n if (\"object\" !== typeof a && \"function\" !== typeof a && null != a) throw A(Error(85));\n this.updater.enqueueSetState(this, a, b, \"setState\");\n};\n\nD.prototype.forceUpdate = function (a) {\n this.updater.enqueueForceUpdate(this, a, \"forceUpdate\");\n};\n\nfunction E() {}\n\nE.prototype = D.prototype;\n\nfunction F(a, b, d) {\n this.props = a;\n this.context = b;\n this.refs = C;\n this.updater = d || B;\n}\n\nvar G = F.prototype = new E();\nG.constructor = F;\nh(G, D.prototype);\nG.isPureReactComponent = !0;\nvar H = {\n current: null\n},\n I = {\n suspense: null\n},\n J = {\n current: null\n},\n K = Object.prototype.hasOwnProperty,\n L = {\n key: !0,\n ref: !0,\n __self: !0,\n __source: !0\n};\n\nfunction M(a, b, d) {\n var c = void 0,\n e = {},\n g = null,\n k = null;\n if (null != b) for (c in void 0 !== b.ref && (k = b.ref), void 0 !== b.key && (g = \"\" + b.key), b) {\n K.call(b, c) && !L.hasOwnProperty(c) && (e[c] = b[c]);\n }\n var f = arguments.length - 2;\n if (1 === f) e.children = d;else if (1 < f) {\n for (var l = Array(f), m = 0; m < f; m++) {\n l[m] = arguments[m + 2];\n }\n\n e.children = l;\n }\n if (a && a.defaultProps) for (c in f = a.defaultProps, f) {\n void 0 === e[c] && (e[c] = f[c]);\n }\n return {\n $$typeof: p,\n type: a,\n key: g,\n ref: k,\n props: e,\n _owner: J.current\n };\n}\n\nfunction da(a, b) {\n return {\n $$typeof: p,\n type: a.type,\n key: b,\n ref: a.ref,\n props: a.props,\n _owner: a._owner\n };\n}\n\nfunction N(a) {\n return \"object\" === typeof a && null !== a && a.$$typeof === p;\n}\n\nfunction escape(a) {\n var b = {\n \"=\": \"=0\",\n \":\": \"=2\"\n };\n return \"$\" + (\"\" + a).replace(/[=:]/g, function (a) {\n return b[a];\n });\n}\n\nvar O = /\\/+/g,\n P = [];\n\nfunction Q(a, b, d, c) {\n if (P.length) {\n var e = P.pop();\n e.result = a;\n e.keyPrefix = b;\n e.func = d;\n e.context = c;\n e.count = 0;\n return e;\n }\n\n return {\n result: a,\n keyPrefix: b,\n func: d,\n context: c,\n count: 0\n };\n}\n\nfunction R(a) {\n a.result = null;\n a.keyPrefix = null;\n a.func = null;\n a.context = null;\n a.count = 0;\n 10 > P.length && P.push(a);\n}\n\nfunction S(a, b, d, c) {\n var e = typeof a;\n if (\"undefined\" === e || \"boolean\" === e) a = null;\n var g = !1;\n if (null === a) g = !0;else switch (e) {\n case \"string\":\n case \"number\":\n g = !0;\n break;\n\n case \"object\":\n switch (a.$$typeof) {\n case p:\n case q:\n g = !0;\n }\n\n }\n if (g) return d(c, a, \"\" === b ? \".\" + T(a, 0) : b), 1;\n g = 0;\n b = \"\" === b ? \".\" : b + \":\";\n if (Array.isArray(a)) for (var k = 0; k < a.length; k++) {\n e = a[k];\n var f = b + T(e, k);\n g += S(e, f, d, c);\n } else if (null === a || \"object\" !== typeof a ? f = null : (f = z && a[z] || a[\"@@iterator\"], f = \"function\" === typeof f ? f : null), \"function\" === typeof f) for (a = f.call(a), k = 0; !(e = a.next()).done;) {\n e = e.value, f = b + T(e, k++), g += S(e, f, d, c);\n } else if (\"object\" === e) throw d = \"\" + a, A(Error(31), \"[object Object]\" === d ? \"object with keys {\" + Object.keys(a).join(\", \") + \"}\" : d, \"\");\n return g;\n}\n\nfunction U(a, b, d) {\n return null == a ? 0 : S(a, \"\", b, d);\n}\n\nfunction T(a, b) {\n return \"object\" === typeof a && null !== a && null != a.key ? escape(a.key) : b.toString(36);\n}\n\nfunction ea(a, b) {\n a.func.call(a.context, b, a.count++);\n}\n\nfunction fa(a, b, d) {\n var c = a.result,\n e = a.keyPrefix;\n a = a.func.call(a.context, b, a.count++);\n Array.isArray(a) ? V(a, c, d, function (a) {\n return a;\n }) : null != a && (N(a) && (a = da(a, e + (!a.key || b && b.key === a.key ? \"\" : (\"\" + a.key).replace(O, \"$&/\") + \"/\") + d)), c.push(a));\n}\n\nfunction V(a, b, d, c, e) {\n var g = \"\";\n null != d && (g = (\"\" + d).replace(O, \"$&/\") + \"/\");\n b = Q(b, g, c, e);\n U(a, fa, b);\n R(b);\n}\n\nfunction W() {\n var a = H.current;\n if (null === a) throw A(Error(321));\n return a;\n}\n\nvar X = {\n Children: {\n map: function map(a, b, d) {\n if (null == a) return a;\n var c = [];\n V(a, c, null, b, d);\n return c;\n },\n forEach: function forEach(a, b, d) {\n if (null == a) return a;\n b = Q(null, null, b, d);\n U(a, ea, b);\n R(b);\n },\n count: function count(a) {\n return U(a, function () {\n return null;\n }, null);\n },\n toArray: function toArray(a) {\n var b = [];\n V(a, b, null, function (a) {\n return a;\n });\n return b;\n },\n only: function only(a) {\n if (!N(a)) throw A(Error(143));\n return a;\n }\n },\n createRef: function createRef() {\n return {\n current: null\n };\n },\n Component: D,\n PureComponent: F,\n createContext: function createContext(a, b) {\n void 0 === b && (b = null);\n a = {\n $$typeof: w,\n _calculateChangedBits: b,\n _currentValue: a,\n _currentValue2: a,\n _threadCount: 0,\n Provider: null,\n Consumer: null\n };\n a.Provider = {\n $$typeof: v,\n _context: a\n };\n return a.Consumer = a;\n },\n forwardRef: function forwardRef(a) {\n return {\n $$typeof: x,\n render: a\n };\n },\n lazy: function lazy(a) {\n return {\n $$typeof: ca,\n _ctor: a,\n _status: -1,\n _result: null\n };\n },\n memo: function memo(a, b) {\n return {\n $$typeof: ba,\n type: a,\n compare: void 0 === b ? null : b\n };\n },\n useCallback: function useCallback(a, b) {\n return W().useCallback(a, b);\n },\n useContext: function useContext(a, b) {\n return W().useContext(a, b);\n },\n useEffect: function useEffect(a, b) {\n return W().useEffect(a, b);\n },\n useImperativeHandle: function useImperativeHandle(a, b, d) {\n return W().useImperativeHandle(a, b, d);\n },\n useDebugValue: function useDebugValue() {},\n useLayoutEffect: function useLayoutEffect(a, b) {\n return W().useLayoutEffect(a, b);\n },\n useMemo: function useMemo(a, b) {\n return W().useMemo(a, b);\n },\n useReducer: function useReducer(a, b, d) {\n return W().useReducer(a, b, d);\n },\n useRef: function useRef(a) {\n return W().useRef(a);\n },\n useState: function useState(a) {\n return W().useState(a);\n },\n Fragment: r,\n Profiler: u,\n StrictMode: t,\n Suspense: y,\n unstable_SuspenseList: aa,\n createElement: M,\n cloneElement: function cloneElement(a, b, d) {\n if (null === a || void 0 === a) throw A(Error(267), a);\n var c = void 0,\n e = h({}, a.props),\n g = a.key,\n k = a.ref,\n f = a._owner;\n\n if (null != b) {\n void 0 !== b.ref && (k = b.ref, f = J.current);\n void 0 !== b.key && (g = \"\" + b.key);\n var l = void 0;\n a.type && a.type.defaultProps && (l = a.type.defaultProps);\n\n for (c in b) {\n K.call(b, c) && !L.hasOwnProperty(c) && (e[c] = void 0 === b[c] && void 0 !== l ? l[c] : b[c]);\n }\n }\n\n c = arguments.length - 2;\n if (1 === c) e.children = d;else if (1 < c) {\n l = Array(c);\n\n for (var m = 0; m < c; m++) {\n l[m] = arguments[m + 2];\n }\n\n e.children = l;\n }\n return {\n $$typeof: p,\n type: a.type,\n key: g,\n ref: k,\n props: e,\n _owner: f\n };\n },\n createFactory: function createFactory(a) {\n var b = M.bind(null, a);\n b.type = a;\n return b;\n },\n isValidElement: N,\n version: \"16.9.0\",\n unstable_withSuspenseConfig: function unstable_withSuspenseConfig(a, b) {\n var d = I.suspense;\n I.suspense = void 0 === b ? null : b;\n\n try {\n a();\n } finally {\n I.suspense = d;\n }\n },\n __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: {\n ReactCurrentDispatcher: H,\n ReactCurrentBatchConfig: I,\n ReactCurrentOwner: J,\n IsSomeRendererActing: {\n current: !1\n },\n assign: h\n }\n},\n Y = {\n \"default\": X\n},\n Z = Y && X || Y;\nmodule.exports = Z[\"default\"] || Z;","'use strict';\nvar aFunction = require('./_a-function');\nvar isObject = require('./_is-object');\nvar invoke = require('./_invoke');\nvar arraySlice = [].slice;\nvar factories = {};\n\nvar construct = function (F, len, args) {\n if (!(len in factories)) {\n for (var n = [], i = 0; i < len; i++) n[i] = 'a[' + i + ']';\n // eslint-disable-next-line no-new-func\n factories[len] = Function('F,a', 'return new F(' + n.join(',') + ')');\n } return factories[len](F, args);\n};\n\nmodule.exports = Function.bind || function bind(that /* , ...args */) {\n var fn = aFunction(this);\n var partArgs = arraySlice.call(arguments, 1);\n var bound = function (/* args... */) {\n var args = partArgs.concat(arraySlice.call(arguments));\n return this instanceof bound ? construct(fn, args.length, args) : invoke(fn, args, that);\n };\n if (isObject(fn.prototype)) bound.prototype = fn.prototype;\n return bound;\n};\n","// 21.2.5.3 get RegExp.prototype.flags()\nif (require('./_descriptors') && /./g.flags != 'g') require('./_object-dp').f(RegExp.prototype, 'flags', {\n configurable: true,\n get: require('./_flags')\n});\n","'use strict';\nvar create = require('./_object-create');\nvar descriptor = require('./_property-desc');\nvar setToStringTag = require('./_set-to-string-tag');\nvar IteratorPrototype = {};\n\n// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()\nrequire('./_hide')(IteratorPrototype, require('./_wks')('iterator'), function () { return this; });\n\nmodule.exports = function (Constructor, NAME, next) {\n Constructor.prototype = create(IteratorPrototype, { next: descriptor(1, next) });\n setToStringTag(Constructor, NAME + ' Iterator');\n};\n","// all enumerable object keys, includes symbols\nvar getKeys = require('./_object-keys');\nvar gOPS = require('./_object-gops');\nvar pIE = require('./_object-pie');\nmodule.exports = function (it) {\n var result = getKeys(it);\n var getSymbols = gOPS.f;\n if (getSymbols) {\n var symbols = getSymbols(it);\n var isEnum = pIE.f;\n var i = 0;\n var key;\n while (symbols.length > i) if (isEnum.call(it, key = symbols[i++])) result.push(key);\n } return result;\n};\n","// fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window\nvar toIObject = require('./_to-iobject');\nvar gOPN = require('./_object-gopn').f;\nvar toString = {}.toString;\n\nvar windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames\n ? Object.getOwnPropertyNames(window) : [];\n\nvar getWindowNames = function (it) {\n try {\n return gOPN(it);\n } catch (e) {\n return windowNames.slice();\n }\n};\n\nmodule.exports.f = function getOwnPropertyNames(it) {\n return windowNames && toString.call(it) == '[object Window]' ? getWindowNames(it) : gOPN(toIObject(it));\n};\n","var isObject = require('./_is-object');\nvar isArray = require('./_is-array');\nvar SPECIES = require('./_wks')('species');\n\nmodule.exports = function (original) {\n var C;\n if (isArray(original)) {\n C = original.constructor;\n // cross-realm fallback\n if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;\n if (isObject(C)) {\n C = C[SPECIES];\n if (C === null) C = undefined;\n }\n } return C === undefined ? Array : C;\n};\n","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n'use strict';\n\nrequire(\"core-js/modules/es6.function.name\");\n\nvar ReactPropTypesSecret = require('./lib/ReactPropTypesSecret');\n\nfunction emptyFunction() {}\n\nfunction emptyFunctionWithReset() {}\n\nemptyFunctionWithReset.resetWarningCache = emptyFunction;\n\nmodule.exports = function () {\n function shim(props, propName, componentName, location, propFullName, secret) {\n if (secret === ReactPropTypesSecret) {\n // It is still safe when called from React.\n return;\n }\n\n var err = new Error('Calling PropTypes validators directly is not supported by the `prop-types` package. ' + 'Use PropTypes.checkPropTypes() to call them. ' + 'Read more at http://fb.me/use-check-prop-types');\n err.name = 'Invariant Violation';\n throw err;\n }\n\n ;\n shim.isRequired = shim;\n\n function getShim() {\n return shim;\n }\n\n ; // Important!\n // Keep this list in sync with production version in `./factoryWithTypeCheckers.js`.\n\n var ReactPropTypes = {\n array: shim,\n bool: shim,\n func: shim,\n number: shim,\n object: shim,\n string: shim,\n symbol: shim,\n any: shim,\n arrayOf: getShim,\n element: shim,\n elementType: shim,\n instanceOf: getShim,\n node: shim,\n objectOf: getShim,\n oneOf: getShim,\n oneOfType: getShim,\n shape: getShim,\n exact: getShim,\n checkPropTypes: emptyFunctionWithReset,\n resetWarningCache: emptyFunction\n };\n ReactPropTypes.PropTypes = ReactPropTypes;\n return ReactPropTypes;\n};","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n'use strict';\n\nvar ReactPropTypesSecret = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED';\nmodule.exports = ReactPropTypesSecret;","\"use strict\";\n\nrequire(\"core-js/modules/es6.array.index-of\");\n\nexports.__esModule = true;\nexports.parsePath = parsePath;\n\nfunction parsePath(path) {\n var pathname = path || \"/\";\n var search = \"\";\n var hash = \"\";\n var hashIndex = pathname.indexOf(\"#\");\n\n if (hashIndex !== -1) {\n hash = pathname.substr(hashIndex);\n pathname = pathname.substr(0, hashIndex);\n }\n\n var searchIndex = pathname.indexOf(\"?\");\n\n if (searchIndex !== -1) {\n search = pathname.substr(searchIndex);\n pathname = pathname.substr(0, searchIndex);\n }\n\n return {\n pathname: pathname,\n search: search === \"?\" ? \"\" : search,\n hash: hash === \"#\" ? \"\" : hash\n };\n}","import React from \"react\"\nimport PropTypes from \"prop-types\"\n\nimport InternalPageRenderer from \"./page-renderer\"\n\nconst ProdPageRenderer = ({ location, pageResources }) => {\n if (!pageResources) {\n return null\n }\n return React.createElement(InternalPageRenderer, {\n location,\n pageResources,\n ...pageResources.json,\n })\n}\n\nProdPageRenderer.propTypes = {\n location: PropTypes.shape({\n pathname: PropTypes.string.isRequired,\n }).isRequired,\n}\n\nexport default ProdPageRenderer\n","'use strict';\nvar $defineProperty = require('./_object-dp');\nvar createDesc = require('./_property-desc');\n\nmodule.exports = function (object, index, value) {\n if (index in object) $defineProperty.f(object, index, createDesc(0, value));\n else object[index] = value;\n};\n","function _arrayWithoutHoles(arr) {\n if (Array.isArray(arr)) {\n for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) {\n arr2[i] = arr[i];\n }\n\n return arr2;\n }\n}\n\nmodule.exports = _arrayWithoutHoles;","function _nonIterableSpread() {\n throw new TypeError(\"Invalid attempt to spread non-iterable instance\");\n}\n\nmodule.exports = _nonIterableSpread;","function _setPrototypeOf(o, p) {\n module.exports = _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {\n o.__proto__ = p;\n return o;\n };\n\n return _setPrototypeOf(o, p);\n}\n\nmodule.exports = _setPrototypeOf;","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nexports.__esModule = true;\nexports.withGraphql = exports.getIsolatedQuery = exports.setOptions = exports.getOptions = void 0;\n\nvar _extends2 = _interopRequireDefault(require(\"@babel/runtime/helpers/extends\"));\n\nvar _objectWithoutPropertiesLoose2 = _interopRequireDefault(require(\"@babel/runtime/helpers/objectWithoutPropertiesLoose\"));\n\nvar _defineProperty2 = _interopRequireDefault(require(\"@babel/runtime/helpers/defineProperty\"));\n\nvar _react = _interopRequireDefault(require(\"react\"));\n\nvar _graphqlTag = _interopRequireDefault(require(\"graphql-tag\"));\n\nvar _apolloBoost = _interopRequireDefault(require(\"apollo-boost\"));\n\nvar _traverse = _interopRequireDefault(require(\"traverse\"));\n\nvar _lodash = _interopRequireDefault(require(\"lodash.clonedeep\"));\n\nvar _gatsby = require(\"gatsby\");\n\nvar _propTypes = _interopRequireDefault(require(\"prop-types\"));\n\n// Allow string OR patched queries format (in development)\nif (_gatsby.StaticQuery && typeof _gatsby.StaticQuery === 'object' && _gatsby.StaticQuery.propTypes) {\n _gatsby.StaticQuery.propTypes.query = _propTypes.default.oneOfType([_propTypes.default.string, _propTypes.default.shape({\n id: _propTypes.default.string.isRequired,\n source: _propTypes.default.string.isRequired\n })]).isRequired;\n}\n\nconst options = new Map();\n\nconst getOptions = name => {\n if (!options.has(name)) {\n if (typeof window !== 'undefined') {\n setOptions(name, window.___graphqlUniversal[name]);\n }\n }\n\n return options.get(name);\n};\n\nexports.getOptions = getOptions;\n\nconst setOptions = (name, opts) => {\n if (!opts) {\n throw new Error('GraphQL Universal: No options \"' + name + '\".');\n }\n\n if (!opts.client && !opts.url) {\n throw new Error('GraphQL Universal: Could not get \"url\" for \"' + name + '\".');\n }\n\n if (!opts.typeName) {\n throw new Error('GraphQL Universal: Could not get \"typeName\" for \"' + name + '\".');\n }\n\n if (!opts.client) {\n opts.client = new _apolloBoost.default({\n uri: opts.url,\n headers: opts.headers\n });\n }\n\n options.set(name, opts);\n};\n\nexports.setOptions = setOptions;\n\nconst getQuery = query => {\n if (typeof query === 'object' && query.definitions) {\n return query;\n } else if (typeof query === 'string') {\n return (0, _graphqlTag.default)(query);\n } else if (typeof query === 'object' && query.source) {\n return (0, _graphqlTag.default)(query.source);\n } else {\n throw new Error('Could not parse query: ' + query);\n }\n};\n\nconst getIsolatedQuery = (querySource, fieldName, typeName) => {\n const query = getQuery(querySource);\n const updatedQuery = (0, _lodash.default)(query);\n const operationIndex = updatedQuery.definitions.findIndex(def => def.kind === 'OperationDefinition') || 0;\n const updatedRoot = updatedQuery.definitions[operationIndex].selectionSet.selections.find(selection => selection.name && selection.name.kind === 'Name' && selection.name.value === fieldName);\n\n if (updatedRoot) {\n updatedQuery.definitions[operationIndex].selectionSet.selections = updatedRoot.selectionSet.selections;\n } else if (fieldName) {\n console.warn('Failed to update query root');\n return;\n }\n\n (0, _traverse.default)(updatedQuery).forEach(function (x) {\n if (this.isLeaf && this.parent && this.parent.key === 'name') {\n if (this.parent.parent && this.parent.parent.node.kind === 'NamedType') {\n if (typeof x === 'string' && x.indexOf(`${typeName}_`) === 0) {\n this.update(x.substr(typeName.length + 1));\n }\n }\n }\n });\n return updatedQuery;\n};\n\nexports.getIsolatedQuery = getIsolatedQuery;\n\nconst withGraphql = WrappedComponent => {\n var _temp;\n\n return _temp = class extends _react.default.Component {\n constructor(...args) {\n super(...args);\n (0, _defineProperty2.default)(this, \"state\", {\n data: this.props.data\n });\n (0, _defineProperty2.default)(this, \"graphql\", (fieldName, _ref) => {\n let query = _ref.query,\n client = _ref.client,\n _ref$fragments = _ref.fragments,\n fragments = _ref$fragments === void 0 ? [] : _ref$fragments,\n _ref$composeData = _ref.composeData,\n composeData = _ref$composeData === void 0 ? true : _ref$composeData,\n queryProps = (0, _objectWithoutPropertiesLoose2.default)(_ref, [\"query\", \"client\", \"fragments\", \"composeData\"]);\n // Get options for graphql source plugin\n const options = getOptions(fieldName);\n\n if (!client && (!options || !options.client)) {\n if (typeof window === 'undefined') {\n console.warn('GraphQL Universal: Options cannot be passed to plugin on server');\n } else {\n console.warn('GraphQL Universal: No options found for plugin \"' + fieldName + '\"');\n }\n\n return;\n }\n\n const typeName = options.typeName;\n const apolloClient = client || options.client;\n const updatedQuery = getIsolatedQuery(query, fieldName, typeName);\n updatedQuery.definitions = updatedQuery.definitions.concat(...fragments.map(fragment => getIsolatedQuery(fragment, null, typeName).definitions));\n const rootValue = this.state.data && this.state.data[fieldName] || {};\n const res = apolloClient.query(Object.assign({\n query: updatedQuery,\n fetchPolicy: 'network-only'\n }, queryProps));\n\n if (composeData) {\n return res.then(res => {\n this.setState({\n data: Object.assign({}, this.state.data, {\n [fieldName]: Object.assign({}, rootValue, res.data)\n })\n });\n return res;\n });\n }\n\n return res;\n });\n }\n\n render() {\n return _react.default.createElement(WrappedComponent, (0, _extends2.default)({}, this.props, {\n graphql: this.graphql,\n data: this.state.data\n }));\n }\n\n }, _temp;\n};\n\nexports.withGraphql = withGraphql;","var $export = require('./_export');\n// 19.1.2.3 / 15.2.3.7 Object.defineProperties(O, Properties)\n$export($export.S + $export.F * !require('./_descriptors'), 'Object', { defineProperties: require('./_object-dps') });\n","'use strict';\n\nrequire(\"core-js/modules/es6.array.is-array\");\n\nrequire(\"core-js/modules/web.dom.iterable\");\n\nrequire(\"core-js/modules/es6.array.for-each\");\n\nrequire(\"core-js/modules/es6.array.index-of\");\n\nrequire(\"core-js/modules/es6.promise\");\n\nrequire(\"core-js/modules/es6.object.to-string\");\n\nrequire(\"core-js/modules/es6.function.name\");\n\nrequire(\"core-js/modules/es7.symbol.async-iterator\");\n\nrequire(\"core-js/modules/es6.symbol\");\n\nrequire(\"core-js/modules/es6.object.define-property\");\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\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\nfunction _classCallCheck(instance, Constructor) {\n if (!(instance instanceof Constructor)) {\n throw new TypeError(\"Cannot call a class as a function\");\n }\n} // === Symbol Support ===\n\n\nvar hasSymbols = function hasSymbols() {\n return typeof Symbol === 'function';\n};\n\nvar hasSymbol = function hasSymbol(name) {\n return hasSymbols() && Boolean(Symbol[name]);\n};\n\nvar getSymbol = function getSymbol(name) {\n return hasSymbol(name) ? Symbol[name] : '@@' + name;\n};\n\nif (hasSymbols() && !hasSymbol('observable')) {\n Symbol.observable = Symbol('observable');\n}\n\nvar SymbolIterator = getSymbol('iterator');\nvar SymbolObservable = getSymbol('observable');\nvar SymbolSpecies = getSymbol('species'); // === Abstract Operations ===\n\nfunction getMethod(obj, key) {\n var value = obj[key];\n if (value == null) return undefined;\n if (typeof value !== 'function') throw new TypeError(value + ' is not a function');\n return value;\n}\n\nfunction getSpecies(obj) {\n var ctor = obj.constructor;\n\n if (ctor !== undefined) {\n ctor = ctor[SymbolSpecies];\n\n if (ctor === null) {\n ctor = undefined;\n }\n }\n\n return ctor !== undefined ? ctor : Observable;\n}\n\nfunction isObservable(x) {\n return x instanceof Observable; // SPEC: Brand check\n}\n\nfunction hostReportError(e) {\n if (hostReportError.log) {\n hostReportError.log(e);\n } else {\n setTimeout(function () {\n throw e;\n });\n }\n}\n\nfunction enqueue(fn) {\n Promise.resolve().then(function () {\n try {\n fn();\n } catch (e) {\n hostReportError(e);\n }\n });\n}\n\nfunction cleanupSubscription(subscription) {\n var cleanup = subscription._cleanup;\n if (cleanup === undefined) return;\n subscription._cleanup = undefined;\n\n if (!cleanup) {\n return;\n }\n\n try {\n if (typeof cleanup === 'function') {\n cleanup();\n } else {\n var unsubscribe = getMethod(cleanup, 'unsubscribe');\n\n if (unsubscribe) {\n unsubscribe.call(cleanup);\n }\n }\n } catch (e) {\n hostReportError(e);\n }\n}\n\nfunction closeSubscription(subscription) {\n subscription._observer = undefined;\n subscription._queue = undefined;\n subscription._state = 'closed';\n}\n\nfunction flushSubscription(subscription) {\n var queue = subscription._queue;\n\n if (!queue) {\n return;\n }\n\n subscription._queue = undefined;\n subscription._state = 'ready';\n\n for (var i = 0; i < queue.length; ++i) {\n notifySubscription(subscription, queue[i].type, queue[i].value);\n if (subscription._state === 'closed') break;\n }\n}\n\nfunction notifySubscription(subscription, type, value) {\n subscription._state = 'running';\n var observer = subscription._observer;\n\n try {\n var m = getMethod(observer, type);\n\n switch (type) {\n case 'next':\n if (m) m.call(observer, value);\n break;\n\n case 'error':\n closeSubscription(subscription);\n if (m) m.call(observer, value);else throw value;\n break;\n\n case 'complete':\n closeSubscription(subscription);\n if (m) m.call(observer);\n break;\n }\n } catch (e) {\n hostReportError(e);\n }\n\n if (subscription._state === 'closed') cleanupSubscription(subscription);else if (subscription._state === 'running') subscription._state = 'ready';\n}\n\nfunction onNotify(subscription, type, value) {\n if (subscription._state === 'closed') return;\n\n if (subscription._state === 'buffering') {\n subscription._queue.push({\n type: type,\n value: value\n });\n\n return;\n }\n\n if (subscription._state !== 'ready') {\n subscription._state = 'buffering';\n subscription._queue = [{\n type: type,\n value: value\n }];\n enqueue(function () {\n return flushSubscription(subscription);\n });\n return;\n }\n\n notifySubscription(subscription, type, value);\n}\n\nvar Subscription = function () {\n function Subscription(observer, subscriber) {\n _classCallCheck(this, Subscription); // ASSERT: observer is an object\n // ASSERT: subscriber is callable\n\n\n this._cleanup = undefined;\n this._observer = observer;\n this._queue = undefined;\n this._state = 'initializing';\n var subscriptionObserver = new SubscriptionObserver(this);\n\n try {\n this._cleanup = subscriber.call(undefined, subscriptionObserver);\n } catch (e) {\n subscriptionObserver.error(e);\n }\n\n if (this._state === 'initializing') this._state = 'ready';\n }\n\n _createClass(Subscription, [{\n key: 'unsubscribe',\n value: function unsubscribe() {\n if (this._state !== 'closed') {\n closeSubscription(this);\n cleanupSubscription(this);\n }\n }\n }, {\n key: 'closed',\n get: function get() {\n return this._state === 'closed';\n }\n }]);\n\n return Subscription;\n}();\n\nvar SubscriptionObserver = function () {\n function SubscriptionObserver(subscription) {\n _classCallCheck(this, SubscriptionObserver);\n\n this._subscription = subscription;\n }\n\n _createClass(SubscriptionObserver, [{\n key: 'next',\n value: function next(value) {\n onNotify(this._subscription, 'next', value);\n }\n }, {\n key: 'error',\n value: function error(value) {\n onNotify(this._subscription, 'error', value);\n }\n }, {\n key: 'complete',\n value: function complete() {\n onNotify(this._subscription, 'complete');\n }\n }, {\n key: 'closed',\n get: function get() {\n return this._subscription._state === 'closed';\n }\n }]);\n\n return SubscriptionObserver;\n}();\n\nvar Observable = exports.Observable = function () {\n function Observable(subscriber) {\n _classCallCheck(this, Observable);\n\n if (!(this instanceof Observable)) throw new TypeError('Observable cannot be called as a function');\n if (typeof subscriber !== 'function') throw new TypeError('Observable initializer must be a function');\n this._subscriber = subscriber;\n }\n\n _createClass(Observable, [{\n key: 'subscribe',\n value: function subscribe(observer) {\n if (typeof observer !== 'object' || observer === null) {\n observer = {\n next: observer,\n error: arguments[1],\n complete: arguments[2]\n };\n }\n\n return new Subscription(observer, this._subscriber);\n }\n }, {\n key: 'forEach',\n value: function forEach(fn) {\n var _this = this;\n\n return new Promise(function (resolve, reject) {\n if (typeof fn !== 'function') {\n reject(new TypeError(fn + ' is not a function'));\n return;\n }\n\n function done() {\n subscription.unsubscribe();\n resolve();\n }\n\n var subscription = _this.subscribe({\n next: function next(value) {\n try {\n fn(value, done);\n } catch (e) {\n reject(e);\n subscription.unsubscribe();\n }\n },\n error: reject,\n complete: resolve\n });\n });\n }\n }, {\n key: 'map',\n value: function map(fn) {\n var _this2 = this;\n\n if (typeof fn !== 'function') throw new TypeError(fn + ' is not a function');\n var C = getSpecies(this);\n return new C(function (observer) {\n return _this2.subscribe({\n next: function next(value) {\n try {\n value = fn(value);\n } catch (e) {\n return observer.error(e);\n }\n\n observer.next(value);\n },\n error: function error(e) {\n observer.error(e);\n },\n complete: function complete() {\n observer.complete();\n }\n });\n });\n }\n }, {\n key: 'filter',\n value: function filter(fn) {\n var _this3 = this;\n\n if (typeof fn !== 'function') throw new TypeError(fn + ' is not a function');\n var C = getSpecies(this);\n return new C(function (observer) {\n return _this3.subscribe({\n next: function next(value) {\n try {\n if (!fn(value)) return;\n } catch (e) {\n return observer.error(e);\n }\n\n observer.next(value);\n },\n error: function error(e) {\n observer.error(e);\n },\n complete: function complete() {\n observer.complete();\n }\n });\n });\n }\n }, {\n key: 'reduce',\n value: function reduce(fn) {\n var _this4 = this;\n\n if (typeof fn !== 'function') throw new TypeError(fn + ' is not a function');\n var C = getSpecies(this);\n var hasSeed = arguments.length > 1;\n var hasValue = false;\n var seed = arguments[1];\n var acc = seed;\n return new C(function (observer) {\n return _this4.subscribe({\n next: function next(value) {\n var first = !hasValue;\n hasValue = true;\n\n if (!first || hasSeed) {\n try {\n acc = fn(acc, value);\n } catch (e) {\n return observer.error(e);\n }\n } else {\n acc = value;\n }\n },\n error: function error(e) {\n observer.error(e);\n },\n complete: function complete() {\n if (!hasValue && !hasSeed) return observer.error(new TypeError('Cannot reduce an empty sequence'));\n observer.next(acc);\n observer.complete();\n }\n });\n });\n }\n }, {\n key: 'concat',\n value: function concat() {\n var _this5 = this;\n\n for (var _len = arguments.length, sources = Array(_len), _key = 0; _key < _len; _key++) {\n sources[_key] = arguments[_key];\n }\n\n var C = getSpecies(this);\n return new C(function (observer) {\n var subscription = void 0;\n var index = 0;\n\n function startNext(next) {\n subscription = next.subscribe({\n next: function next(v) {\n observer.next(v);\n },\n error: function error(e) {\n observer.error(e);\n },\n complete: function complete() {\n if (index === sources.length) {\n subscription = undefined;\n observer.complete();\n } else {\n startNext(C.from(sources[index++]));\n }\n }\n });\n }\n\n startNext(_this5);\n return function () {\n if (subscription) {\n subscription.unsubscribe();\n subscription = undefined;\n }\n };\n });\n }\n }, {\n key: 'flatMap',\n value: function flatMap(fn) {\n var _this6 = this;\n\n if (typeof fn !== 'function') throw new TypeError(fn + ' is not a function');\n var C = getSpecies(this);\n return new C(function (observer) {\n var subscriptions = [];\n\n var outer = _this6.subscribe({\n next: function next(value) {\n if (fn) {\n try {\n value = fn(value);\n } catch (e) {\n return observer.error(e);\n }\n }\n\n var inner = C.from(value).subscribe({\n next: function next(value) {\n observer.next(value);\n },\n error: function error(e) {\n observer.error(e);\n },\n complete: function complete() {\n var i = subscriptions.indexOf(inner);\n if (i >= 0) subscriptions.splice(i, 1);\n completeIfDone();\n }\n });\n subscriptions.push(inner);\n },\n error: function error(e) {\n observer.error(e);\n },\n complete: function complete() {\n completeIfDone();\n }\n });\n\n function completeIfDone() {\n if (outer.closed && subscriptions.length === 0) observer.complete();\n }\n\n return function () {\n subscriptions.forEach(function (s) {\n return s.unsubscribe();\n });\n outer.unsubscribe();\n };\n });\n }\n }, {\n key: SymbolObservable,\n value: function value() {\n return this;\n }\n }], [{\n key: 'from',\n value: function from(x) {\n var C = typeof this === 'function' ? this : Observable;\n if (x == null) throw new TypeError(x + ' is not an object');\n var method = getMethod(x, SymbolObservable);\n\n if (method) {\n var observable = method.call(x);\n if (Object(observable) !== observable) throw new TypeError(observable + ' is not an object');\n if (isObservable(observable) && observable.constructor === C) return observable;\n return new C(function (observer) {\n return observable.subscribe(observer);\n });\n }\n\n if (hasSymbol('iterator')) {\n method = getMethod(x, SymbolIterator);\n\n if (method) {\n return new C(function (observer) {\n enqueue(function () {\n if (observer.closed) return;\n var _iteratorNormalCompletion = true;\n var _didIteratorError = false;\n var _iteratorError = undefined;\n\n try {\n for (var _iterator = method.call(x)[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {\n var item = _step.value;\n observer.next(item);\n if (observer.closed) return;\n }\n } catch (err) {\n _didIteratorError = true;\n _iteratorError = err;\n } finally {\n try {\n if (!_iteratorNormalCompletion && _iterator[\"return\"]) {\n _iterator[\"return\"]();\n }\n } finally {\n if (_didIteratorError) {\n throw _iteratorError;\n }\n }\n }\n\n observer.complete();\n });\n });\n }\n }\n\n if (Array.isArray(x)) {\n return new C(function (observer) {\n enqueue(function () {\n if (observer.closed) return;\n\n for (var i = 0; i < x.length; ++i) {\n observer.next(x[i]);\n if (observer.closed) return;\n }\n\n observer.complete();\n });\n });\n }\n\n throw new TypeError(x + ' is not observable');\n }\n }, {\n key: 'of',\n value: function of() {\n for (var _len2 = arguments.length, items = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {\n items[_key2] = arguments[_key2];\n }\n\n var C = typeof this === 'function' ? this : Observable;\n return new C(function (observer) {\n enqueue(function () {\n if (observer.closed) return;\n\n for (var i = 0; i < items.length; ++i) {\n observer.next(items[i]);\n if (observer.closed) return;\n }\n\n observer.complete();\n });\n });\n }\n }, {\n key: SymbolSpecies,\n get: function get() {\n return this;\n }\n }]);\n\n return Observable;\n}();\n\nif (hasSymbols()) {\n Object.defineProperty(Observable, Symbol('extensions'), {\n value: {\n symbol: SymbolObservable,\n hostReportError: hostReportError\n },\n configurable: true\n });\n}","// 19.1.2.11 Object.isExtensible(O)\nvar isObject = require('./_is-object');\n\nrequire('./_object-sap')('isExtensible', function ($isExtensible) {\n return function isExtensible(it) {\n return isObject(it) ? $isExtensible ? $isExtensible(it) : true : false;\n };\n});\n","\"use strict\";\n\nrequire(\"core-js/modules/web.dom.iterable\");\n\nrequire(\"core-js/modules/es6.array.iterator\");\n\nrequire(\"core-js/modules/es6.object.to-string\");\n\nrequire(\"core-js/modules/es6.object.keys\");\n\nrequire(\"core-js/modules/es6.array.map\");\n\nrequire(\"core-js/modules/es6.array.is-array\");\n\nrequire(\"core-js/modules/es6.function.name\");\n\nrequire(\"core-js/modules/es6.array.for-each\");\n\nrequire(\"core-js/modules/es6.object.define-property\");\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar apollo_utilities_1 = require(\"apollo-utilities\");\n\nfunction graphql(resolver, document, rootValue, contextValue, variableValues, execOptions) {\n if (variableValues === void 0) {\n variableValues = {};\n }\n\n if (execOptions === void 0) {\n execOptions = {};\n }\n\n var mainDefinition = apollo_utilities_1.getMainDefinition(document);\n var fragments = apollo_utilities_1.getFragmentDefinitions(document);\n var fragmentMap = apollo_utilities_1.createFragmentMap(fragments);\n var resultMapper = execOptions.resultMapper;\n\n var fragmentMatcher = execOptions.fragmentMatcher || function () {\n return true;\n };\n\n var execContext = {\n fragmentMap: fragmentMap,\n contextValue: contextValue,\n variableValues: variableValues,\n resultMapper: resultMapper,\n resolver: resolver,\n fragmentMatcher: fragmentMatcher\n };\n return executeSelectionSet(mainDefinition.selectionSet, rootValue, execContext);\n}\n\nexports.graphql = graphql;\n\nfunction executeSelectionSet(selectionSet, rootValue, execContext) {\n var fragmentMap = execContext.fragmentMap,\n contextValue = execContext.contextValue,\n variables = execContext.variableValues;\n var result = {};\n selectionSet.selections.forEach(function (selection) {\n if (variables && !apollo_utilities_1.shouldInclude(selection, variables)) {\n return;\n }\n\n if (apollo_utilities_1.isField(selection)) {\n var fieldResult = executeField(selection, rootValue, execContext);\n var resultFieldKey = apollo_utilities_1.resultKeyNameFromField(selection);\n\n if (fieldResult !== undefined) {\n if (result[resultFieldKey] === undefined) {\n result[resultFieldKey] = fieldResult;\n } else {\n merge(result[resultFieldKey], fieldResult);\n }\n }\n } else {\n var fragment = void 0;\n\n if (apollo_utilities_1.isInlineFragment(selection)) {\n fragment = selection;\n } else {\n fragment = fragmentMap[selection.name.value];\n\n if (!fragment) {\n throw new Error(\"No fragment named \" + selection.name.value);\n }\n }\n\n var typeCondition = fragment.typeCondition.name.value;\n\n if (execContext.fragmentMatcher(rootValue, typeCondition, contextValue)) {\n var fragmentResult = executeSelectionSet(fragment.selectionSet, rootValue, execContext);\n merge(result, fragmentResult);\n }\n }\n });\n\n if (execContext.resultMapper) {\n return execContext.resultMapper(result, rootValue);\n }\n\n return result;\n}\n\nfunction executeField(field, rootValue, execContext) {\n var variables = execContext.variableValues,\n contextValue = execContext.contextValue,\n resolver = execContext.resolver;\n var fieldName = field.name.value;\n var args = apollo_utilities_1.argumentsObjectFromField(field, variables);\n var info = {\n isLeaf: !field.selectionSet,\n resultKey: apollo_utilities_1.resultKeyNameFromField(field),\n directives: apollo_utilities_1.getDirectiveInfoFromField(field, variables),\n field: field\n };\n var result = resolver(fieldName, rootValue, args, contextValue, info);\n\n if (!field.selectionSet) {\n return result;\n }\n\n if (result == null) {\n return result;\n }\n\n if (Array.isArray(result)) {\n return executeSubSelectedArray(field, result, execContext);\n }\n\n return executeSelectionSet(field.selectionSet, result, execContext);\n}\n\nfunction executeSubSelectedArray(field, result, execContext) {\n return result.map(function (item) {\n if (item === null) {\n return null;\n }\n\n if (Array.isArray(item)) {\n return executeSubSelectedArray(field, item, execContext);\n }\n\n return executeSelectionSet(field.selectionSet, item, execContext);\n });\n}\n\nvar hasOwn = Object.prototype.hasOwnProperty;\n\nfunction merge(dest, src) {\n if (src !== null && typeof src === 'object') {\n Object.keys(src).forEach(function (key) {\n var srcVal = src[key];\n\n if (!hasOwn.call(dest, key)) {\n dest[key] = srcVal;\n } else {\n merge(dest[key], srcVal);\n }\n });\n }\n}\n\nexports.merge = merge;","require(\"core-js/modules/es6.array.is-array\");\n\nrequire(\"core-js/modules/es6.array.map\");\n\nrequire(\"core-js/modules/es6.object.keys\");\n\nrequire(\"core-js/modules/es6.symbol\");\n\nrequire(\"core-js/modules/es6.object.create\");\n\nrequire(\"core-js/modules/es6.regexp.replace\");\n\nrequire(\"core-js/modules/es6.regexp.constructor\");\n\nrequire(\"core-js/modules/web.dom.iterable\");\n\nrequire(\"core-js/modules/es6.array.iterator\");\n\nrequire(\"core-js/modules/es6.array.for-each\");\n\nrequire(\"core-js/modules/es6.regexp.to-string\");\n\nrequire(\"core-js/modules/es6.date.to-string\");\n\nrequire(\"core-js/modules/es6.object.to-string\");\n\n/**\n * lodash (Custom Build) \n * Based on Underscore.js 1.8.3 \n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n\n/** Used as the size to enable large array optimizations. */\nvar LARGE_ARRAY_SIZE = 200;\n/** Used to stand-in for `undefined` hash values. */\n\nvar HASH_UNDEFINED = '__lodash_hash_undefined__';\n/** Used as references for various `Number` constants. */\n\nvar MAX_SAFE_INTEGER = 9007199254740991;\n/** `Object#toString` result references. */\n\nvar argsTag = '[object Arguments]',\n arrayTag = '[object Array]',\n boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n errorTag = '[object Error]',\n funcTag = '[object Function]',\n genTag = '[object GeneratorFunction]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n objectTag = '[object Object]',\n promiseTag = '[object Promise]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]',\n weakMapTag = '[object WeakMap]';\nvar arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]',\n float32Tag = '[object Float32Array]',\n float64Tag = '[object Float64Array]',\n int8Tag = '[object Int8Array]',\n int16Tag = '[object Int16Array]',\n int32Tag = '[object Int32Array]',\n uint8Tag = '[object Uint8Array]',\n uint8ClampedTag = '[object Uint8ClampedArray]',\n uint16Tag = '[object Uint16Array]',\n uint32Tag = '[object Uint32Array]';\n/**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\n\nvar reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g;\n/** Used to match `RegExp` flags from their coerced string values. */\n\nvar reFlags = /\\w*$/;\n/** Used to detect host constructors (Safari). */\n\nvar reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n/** Used to detect unsigned integer values. */\n\nvar reIsUint = /^(?:0|[1-9]\\d*)$/;\n/** Used to identify `toStringTag` values supported by `_.clone`. */\n\nvar cloneableTags = {};\ncloneableTags[argsTag] = cloneableTags[arrayTag] = cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = cloneableTags[boolTag] = cloneableTags[dateTag] = cloneableTags[float32Tag] = cloneableTags[float64Tag] = cloneableTags[int8Tag] = cloneableTags[int16Tag] = cloneableTags[int32Tag] = cloneableTags[mapTag] = cloneableTags[numberTag] = cloneableTags[objectTag] = cloneableTags[regexpTag] = cloneableTags[setTag] = cloneableTags[stringTag] = cloneableTags[symbolTag] = cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;\ncloneableTags[errorTag] = cloneableTags[funcTag] = cloneableTags[weakMapTag] = false;\n/** Detect free variable `global` from Node.js. */\n\nvar freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n/** Detect free variable `self`. */\n\nvar freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n/** Used as a reference to the global object. */\n\nvar root = freeGlobal || freeSelf || Function('return this')();\n/** Detect free variable `exports`. */\n\nvar freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n/** Detect free variable `module`. */\n\nvar freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n/** Detect the popular CommonJS extension `module.exports`. */\n\nvar moduleExports = freeModule && freeModule.exports === freeExports;\n/**\n * Adds the key-value `pair` to `map`.\n *\n * @private\n * @param {Object} map The map to modify.\n * @param {Array} pair The key-value pair to add.\n * @returns {Object} Returns `map`.\n */\n\nfunction addMapEntry(map, pair) {\n // Don't return `map.set` because it's not chainable in IE 11.\n map.set(pair[0], pair[1]);\n return map;\n}\n/**\n * Adds `value` to `set`.\n *\n * @private\n * @param {Object} set The set to modify.\n * @param {*} value The value to add.\n * @returns {Object} Returns `set`.\n */\n\n\nfunction addSetEntry(set, value) {\n // Don't return `set.add` because it's not chainable in IE 11.\n set.add(value);\n return set;\n}\n/**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n\n\nfunction arrayEach(array, iteratee) {\n var index = -1,\n length = array ? array.length : 0;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n\n return array;\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 */\n\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\n return array;\n}\n/**\n * A specialized version of `_.reduce` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the first element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n\n\nfunction arrayReduce(array, iteratee, accumulator, initAccum) {\n var index = -1,\n length = array ? array.length : 0;\n\n if (initAccum && length) {\n accumulator = array[++index];\n }\n\n while (++index < length) {\n accumulator = iteratee(accumulator, array[index], index, array);\n }\n\n return accumulator;\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 */\n\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\n return result;\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 */\n\n\nfunction getValue(object, key) {\n return object == null ? undefined : object[key];\n}\n/**\n * Checks if `value` is a host object in IE < 9.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a host object, else `false`.\n */\n\n\nfunction isHostObject(value) {\n // Many host objects are `Object` objects that can coerce to strings\n // despite having improperly defined `toString` methods.\n var result = false;\n\n if (value != null && typeof value.toString != 'function') {\n try {\n result = !!(value + '');\n } catch (e) {}\n }\n\n return result;\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 */\n\n\nfunction mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n map.forEach(function (value, key) {\n result[++index] = [key, value];\n });\n return result;\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 */\n\n\nfunction overArg(func, transform) {\n return function (arg) {\n return func(transform(arg));\n };\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 */\n\n\nfunction setToArray(set) {\n var index = -1,\n result = Array(set.size);\n set.forEach(function (value) {\n result[++index] = value;\n });\n return result;\n}\n/** Used for built-in method references. */\n\n\nvar arrayProto = Array.prototype,\n funcProto = Function.prototype,\n objectProto = Object.prototype;\n/** Used to detect overreaching core-js shims. */\n\nvar coreJsData = root['__core-js_shared__'];\n/** Used to detect methods masquerading as native. */\n\nvar maskSrcKey = function () {\n var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n return uid ? 'Symbol(src)_1.' + uid : '';\n}();\n/** Used to resolve the decompiled source of functions. */\n\n\nvar funcToString = funcProto.toString;\n/** Used to check objects for own properties. */\n\nvar hasOwnProperty = objectProto.hasOwnProperty;\n/**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\n\nvar objectToString = objectProto.toString;\n/** Used to detect if a method is native. */\n\nvar reIsNative = RegExp('^' + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&').replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$');\n/** Built-in value references. */\n\nvar Buffer = moduleExports ? root.Buffer : undefined,\n Symbol = root.Symbol,\n Uint8Array = root.Uint8Array,\n getPrototype = overArg(Object.getPrototypeOf, Object),\n objectCreate = Object.create,\n propertyIsEnumerable = objectProto.propertyIsEnumerable,\n splice = arrayProto.splice;\n/* Built-in method references for those with the same name as other `lodash` methods. */\n\nvar nativeGetSymbols = Object.getOwnPropertySymbols,\n nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,\n nativeKeys = overArg(Object.keys, Object);\n/* Built-in method references that are verified to be native. */\n\nvar DataView = getNative(root, 'DataView'),\n Map = getNative(root, 'Map'),\n Promise = getNative(root, 'Promise'),\n Set = getNative(root, 'Set'),\n WeakMap = getNative(root, 'WeakMap'),\n nativeCreate = getNative(Object, 'create');\n/** Used to detect maps, sets, and weakmaps. */\n\nvar dataViewCtorString = toSource(DataView),\n mapCtorString = toSource(Map),\n promiseCtorString = toSource(Promise),\n setCtorString = toSource(Set),\n weakMapCtorString = toSource(WeakMap);\n/** Used to convert symbols to primitives and strings. */\n\nvar symbolProto = Symbol ? Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;\n/**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n\nfunction Hash(entries) {\n var index = -1,\n length = entries ? entries.length : 0;\n this.clear();\n\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n}\n/**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\n\n\nfunction hashClear() {\n this.__data__ = nativeCreate ? nativeCreate(null) : {};\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 */\n\n\nfunction hashDelete(key) {\n return this.has(key) && delete this.__data__[key];\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 */\n\n\nfunction hashGet(key) {\n var data = this.__data__;\n\n if (nativeCreate) {\n var result = data[key];\n return result === HASH_UNDEFINED ? undefined : result;\n }\n\n return hasOwnProperty.call(data, key) ? data[key] : undefined;\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 */\n\n\nfunction hashHas(key) {\n var data = this.__data__;\n return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);\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 */\n\n\nfunction hashSet(key, value) {\n var data = this.__data__;\n data[key] = nativeCreate && value === undefined ? HASH_UNDEFINED : value;\n return this;\n} // Add methods to `Hash`.\n\n\nHash.prototype.clear = hashClear;\nHash.prototype['delete'] = hashDelete;\nHash.prototype.get = hashGet;\nHash.prototype.has = hashHas;\nHash.prototype.set = hashSet;\n/**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n\nfunction ListCache(entries) {\n var index = -1,\n length = entries ? entries.length : 0;\n this.clear();\n\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n}\n/**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\n\n\nfunction listCacheClear() {\n this.__data__ = [];\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 */\n\n\nfunction listCacheDelete(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n return false;\n }\n\n var lastIndex = data.length - 1;\n\n if (index == lastIndex) {\n data.pop();\n } else {\n splice.call(data, index, 1);\n }\n\n return true;\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 */\n\n\nfunction listCacheGet(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n return index < 0 ? undefined : data[index][1];\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 */\n\n\nfunction listCacheHas(key) {\n return assocIndexOf(this.__data__, key) > -1;\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 */\n\n\nfunction listCacheSet(key, value) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n data.push([key, value]);\n } else {\n data[index][1] = value;\n }\n\n return this;\n} // Add methods to `ListCache`.\n\n\nListCache.prototype.clear = listCacheClear;\nListCache.prototype['delete'] = listCacheDelete;\nListCache.prototype.get = listCacheGet;\nListCache.prototype.has = listCacheHas;\nListCache.prototype.set = listCacheSet;\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 */\n\nfunction MapCache(entries) {\n var index = -1,\n length = entries ? entries.length : 0;\n this.clear();\n\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n}\n/**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\n\n\nfunction mapCacheClear() {\n this.__data__ = {\n 'hash': new Hash(),\n 'map': new (Map || ListCache)(),\n 'string': new Hash()\n };\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 */\n\n\nfunction mapCacheDelete(key) {\n return getMapData(this, key)['delete'](key);\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 */\n\n\nfunction mapCacheGet(key) {\n return getMapData(this, key).get(key);\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 */\n\n\nfunction mapCacheHas(key) {\n return getMapData(this, key).has(key);\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 */\n\n\nfunction mapCacheSet(key, value) {\n getMapData(this, key).set(key, value);\n return this;\n} // Add methods to `MapCache`.\n\n\nMapCache.prototype.clear = mapCacheClear;\nMapCache.prototype['delete'] = mapCacheDelete;\nMapCache.prototype.get = mapCacheGet;\nMapCache.prototype.has = mapCacheHas;\nMapCache.prototype.set = mapCacheSet;\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 */\n\nfunction Stack(entries) {\n this.__data__ = new ListCache(entries);\n}\n/**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\n\n\nfunction stackClear() {\n this.__data__ = new ListCache();\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 */\n\n\nfunction stackDelete(key) {\n return this.__data__['delete'](key);\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 */\n\n\nfunction stackGet(key) {\n return this.__data__.get(key);\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 */\n\n\nfunction stackHas(key) {\n return this.__data__.has(key);\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 */\n\n\nfunction stackSet(key, value) {\n var cache = this.__data__;\n\n if (cache instanceof ListCache) {\n var pairs = cache.__data__;\n\n if (!Map || pairs.length < LARGE_ARRAY_SIZE - 1) {\n pairs.push([key, value]);\n return this;\n }\n\n cache = this.__data__ = new MapCache(pairs);\n }\n\n cache.set(key, value);\n return this;\n} // Add methods to `Stack`.\n\n\nStack.prototype.clear = stackClear;\nStack.prototype['delete'] = stackDelete;\nStack.prototype.get = stackGet;\nStack.prototype.has = stackHas;\nStack.prototype.set = stackSet;\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 */\n\nfunction arrayLikeKeys(value, inherited) {\n // Safari 8.1 makes `arguments.callee` enumerable in strict mode.\n // Safari 9 makes `arguments.length` enumerable in strict mode.\n var result = isArray(value) || isArguments(value) ? baseTimes(value.length, String) : [];\n var length = result.length,\n skipIndexes = !!length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty.call(value, key)) && !(skipIndexes && (key == 'length' || isIndex(key, length)))) {\n result.push(key);\n }\n }\n\n return result;\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 */\n\n\nfunction assignValue(object, key, value) {\n var objValue = object[key];\n\n if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || value === undefined && !(key in object)) {\n object[key] = value;\n }\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 */\n\n\nfunction assocIndexOf(array, key) {\n var length = array.length;\n\n while (length--) {\n if (eq(array[length][0], key)) {\n return length;\n }\n }\n\n return -1;\n}\n/**\n * The base implementation of `_.assign` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n\n\nfunction baseAssign(object, source) {\n return object && copyObject(source, keys(source), object);\n}\n/**\n * The base implementation of `_.clone` and `_.cloneDeep` which tracks\n * traversed objects.\n *\n * @private\n * @param {*} value The value to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @param {boolean} [isFull] Specify a clone including symbols.\n * @param {Function} [customizer] The function to customize cloning.\n * @param {string} [key] The key of `value`.\n * @param {Object} [object] The parent object of `value`.\n * @param {Object} [stack] Tracks traversed objects and their clone counterparts.\n * @returns {*} Returns the cloned value.\n */\n\n\nfunction baseClone(value, isDeep, isFull, customizer, key, object, stack) {\n var result;\n\n if (customizer) {\n result = object ? customizer(value, key, object, stack) : customizer(value);\n }\n\n if (result !== undefined) {\n return result;\n }\n\n if (!isObject(value)) {\n return value;\n }\n\n var isArr = isArray(value);\n\n if (isArr) {\n result = initCloneArray(value);\n\n if (!isDeep) {\n return copyArray(value, result);\n }\n } else {\n var tag = getTag(value),\n isFunc = tag == funcTag || tag == genTag;\n\n if (isBuffer(value)) {\n return cloneBuffer(value, isDeep);\n }\n\n if (tag == objectTag || tag == argsTag || isFunc && !object) {\n if (isHostObject(value)) {\n return object ? value : {};\n }\n\n result = initCloneObject(isFunc ? {} : value);\n\n if (!isDeep) {\n return copySymbols(value, baseAssign(result, value));\n }\n } else {\n if (!cloneableTags[tag]) {\n return object ? value : {};\n }\n\n result = initCloneByTag(value, tag, baseClone, isDeep);\n }\n } // Check for circular references and return its corresponding clone.\n\n\n stack || (stack = new Stack());\n var stacked = stack.get(value);\n\n if (stacked) {\n return stacked;\n }\n\n stack.set(value, result);\n\n if (!isArr) {\n var props = isFull ? getAllKeys(value) : keys(value);\n }\n\n arrayEach(props || value, function (subValue, key) {\n if (props) {\n key = subValue;\n subValue = value[key];\n } // Recursively populate clone (susceptible to call stack limits).\n\n\n assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack));\n });\n return result;\n}\n/**\n * The base implementation of `_.create` without support for assigning\n * properties to the created object.\n *\n * @private\n * @param {Object} prototype The object to inherit from.\n * @returns {Object} Returns the new object.\n */\n\n\nfunction baseCreate(proto) {\n return isObject(proto) ? objectCreate(proto) : {};\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 */\n\n\nfunction baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray(object) ? result : arrayPush(result, symbolsFunc(object));\n}\n/**\n * The base implementation of `getTag`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n\n\nfunction baseGetTag(value) {\n return objectToString.call(value);\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 */\n\n\nfunction baseIsNative(value) {\n if (!isObject(value) || isMasked(value)) {\n return false;\n }\n\n var pattern = isFunction(value) || isHostObject(value) ? reIsNative : reIsHostCtor;\n return pattern.test(toSource(value));\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 */\n\n\nfunction baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n\n var result = [];\n\n for (var key in Object(object)) {\n if (hasOwnProperty.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n\n return result;\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 */\n\n\nfunction cloneBuffer(buffer, isDeep) {\n if (isDeep) {\n return buffer.slice();\n }\n\n var result = new buffer.constructor(buffer.length);\n buffer.copy(result);\n return result;\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 */\n\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/**\n * Creates a clone of `dataView`.\n *\n * @private\n * @param {Object} dataView The data view to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned data view.\n */\n\n\nfunction cloneDataView(dataView, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;\n return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);\n}\n/**\n * Creates a clone of `map`.\n *\n * @private\n * @param {Object} map The map to clone.\n * @param {Function} cloneFunc The function to clone values.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned map.\n */\n\n\nfunction cloneMap(map, isDeep, cloneFunc) {\n var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map);\n return arrayReduce(array, addMapEntry, new map.constructor());\n}\n/**\n * Creates a clone of `regexp`.\n *\n * @private\n * @param {Object} regexp The regexp to clone.\n * @returns {Object} Returns the cloned regexp.\n */\n\n\nfunction cloneRegExp(regexp) {\n var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));\n result.lastIndex = regexp.lastIndex;\n return result;\n}\n/**\n * Creates a clone of `set`.\n *\n * @private\n * @param {Object} set The set to clone.\n * @param {Function} cloneFunc The function to clone values.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned set.\n */\n\n\nfunction cloneSet(set, isDeep, cloneFunc) {\n var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set);\n return arrayReduce(array, addSetEntry, new set.constructor());\n}\n/**\n * Creates a clone of the `symbol` object.\n *\n * @private\n * @param {Object} symbol The symbol object to clone.\n * @returns {Object} Returns the cloned symbol object.\n */\n\n\nfunction cloneSymbol(symbol) {\n return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};\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 */\n\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/**\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 */\n\n\nfunction copyArray(source, array) {\n var index = -1,\n length = source.length;\n array || (array = Array(length));\n\n while (++index < length) {\n array[index] = source[index];\n }\n\n return array;\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 */\n\n\nfunction copyObject(source, props, object, customizer) {\n object || (object = {});\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n var newValue = customizer ? customizer(object[key], source[key], key, object, source) : undefined;\n assignValue(object, key, newValue === undefined ? source[key] : newValue);\n }\n\n return object;\n}\n/**\n * Copies own symbol properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n\n\nfunction copySymbols(source, object) {\n return copyObject(source, getSymbols(source), object);\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 */\n\n\nfunction getAllKeys(object) {\n return baseGetAllKeys(object, keys, getSymbols);\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 */\n\n\nfunction getMapData(map, key) {\n var data = map.__data__;\n return isKeyable(key) ? data[typeof key == 'string' ? 'string' : 'hash'] : data.map;\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 */\n\n\nfunction getNative(object, key) {\n var value = getValue(object, key);\n return baseIsNative(value) ? value : undefined;\n}\n/**\n * Creates an array of the own enumerable symbol properties of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n\n\nvar getSymbols = nativeGetSymbols ? overArg(nativeGetSymbols, Object) : stubArray;\n/**\n * Gets the `toStringTag` of `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n\nvar getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11,\n// for data views in Edge < 14, and promises in Node.js.\n\nif (DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag || Map && getTag(new Map()) != mapTag || Promise && getTag(Promise.resolve()) != promiseTag || Set && getTag(new Set()) != setTag || WeakMap && getTag(new WeakMap()) != weakMapTag) {\n getTag = function getTag(value) {\n var result = objectToString.call(value),\n Ctor = result == objectTag ? value.constructor : undefined,\n ctorString = Ctor ? toSource(Ctor) : undefined;\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString:\n return dataViewTag;\n\n case mapCtorString:\n return mapTag;\n\n case promiseCtorString:\n return promiseTag;\n\n case setCtorString:\n return setTag;\n\n case weakMapCtorString:\n return weakMapTag;\n }\n }\n\n return result;\n };\n}\n/**\n * Initializes an array clone.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the initialized clone.\n */\n\n\nfunction initCloneArray(array) {\n var length = array.length,\n result = array.constructor(length); // Add properties assigned by `RegExp#exec`.\n\n if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {\n result.index = array.index;\n result.input = array.input;\n }\n\n return result;\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 */\n\n\nfunction initCloneObject(object) {\n return typeof object.constructor == 'function' && !isPrototype(object) ? baseCreate(getPrototype(object)) : {};\n}\n/**\n * Initializes an object clone based on its `toStringTag`.\n *\n * **Note:** This function only supports cloning values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {string} tag The `toStringTag` of the object to clone.\n * @param {Function} cloneFunc The function to clone values.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the initialized clone.\n */\n\n\nfunction initCloneByTag(object, tag, cloneFunc, isDeep) {\n var Ctor = object.constructor;\n\n switch (tag) {\n case arrayBufferTag:\n return cloneArrayBuffer(object);\n\n case boolTag:\n case dateTag:\n return new Ctor(+object);\n\n case dataViewTag:\n return cloneDataView(object, isDeep);\n\n case float32Tag:\n case float64Tag:\n case int8Tag:\n case int16Tag:\n case int32Tag:\n case uint8Tag:\n case uint8ClampedTag:\n case uint16Tag:\n case uint32Tag:\n return cloneTypedArray(object, isDeep);\n\n case mapTag:\n return cloneMap(object, isDeep, cloneFunc);\n\n case numberTag:\n case stringTag:\n return new Ctor(object);\n\n case regexpTag:\n return cloneRegExp(object);\n\n case setTag:\n return cloneSet(object, isDeep, cloneFunc);\n\n case symbolTag:\n return cloneSymbol(object);\n }\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 */\n\n\nfunction isIndex(value, length) {\n length = length == null ? MAX_SAFE_INTEGER : length;\n return !!length && (typeof value == 'number' || reIsUint.test(value)) && value > -1 && value % 1 == 0 && value < length;\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 */\n\n\nfunction isKeyable(value) {\n var type = typeof value;\n return type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean' ? value !== '__proto__' : value === null;\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 */\n\n\nfunction isMasked(func) {\n return !!maskSrcKey && maskSrcKey in func;\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 */\n\n\nfunction isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = typeof Ctor == 'function' && Ctor.prototype || objectProto;\n return value === proto;\n}\n/**\n * Converts `func` to its source code.\n *\n * @private\n * @param {Function} func The function to process.\n * @returns {string} Returns the source code.\n */\n\n\nfunction toSource(func) {\n if (func != null) {\n try {\n return funcToString.call(func);\n } catch (e) {}\n\n try {\n return func + '';\n } catch (e) {}\n }\n\n return '';\n}\n/**\n * This method is like `_.clone` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @returns {*} Returns the deep cloned value.\n * @see _.clone\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var deep = _.cloneDeep(objects);\n * console.log(deep[0] === objects[0]);\n * // => false\n */\n\n\nfunction cloneDeep(value) {\n return baseClone(value, true, true);\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 */\n\n\nfunction eq(value, other) {\n return value === other || value !== value && other !== other;\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 */\n\n\nfunction isArguments(value) {\n // Safari 8.1 makes `arguments.callee` enumerable in strict mode.\n return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') && (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag);\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 */\n\n\nvar isArray = Array.isArray;\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 */\n\nfunction isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\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 */\n\n\nfunction isArrayLikeObject(value) {\n return isObjectLike(value) && isArrayLike(value);\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 */\n\n\nvar isBuffer = nativeIsBuffer || stubFalse;\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 */\n\nfunction isFunction(value) {\n // The use of `Object#toString` avoids issues with the `typeof` operator\n // in Safari 8-9 which returns 'object' for typed array and other constructors.\n var tag = isObject(value) ? objectToString.call(value) : '';\n return tag == funcTag || tag == genTag;\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 */\n\n\nfunction isLength(value) {\n return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\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 */\n\n\nfunction isObject(value) {\n var type = typeof value;\n return !!value && (type == 'object' || type == 'function');\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 */\n\n\nfunction isObjectLike(value) {\n return !!value && typeof value == 'object';\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 */\n\n\nfunction keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\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 */\n\n\nfunction stubArray() {\n return [];\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 */\n\n\nfunction stubFalse() {\n return false;\n}\n\nmodule.exports = cloneDeep;","require(\"core-js/modules/es6.date.to-json\");\n\nrequire(\"core-js/modules/es7.string.trim-left\");\n\nrequire(\"core-js/modules/es7.string.trim-right\");\n\nrequire(\"core-js/modules/es6.string.trim\");\n\nrequire(\"core-js/modules/es6.string.starts-with\");\n\nrequire(\"core-js/modules/es6.array.some\");\n\nrequire(\"core-js/modules/es6.string.repeat\");\n\nrequire(\"core-js/modules/es6.array.reduce-right\");\n\nrequire(\"core-js/modules/es6.array.reduce\");\n\nrequire(\"core-js/modules/es7.string.pad-start\");\n\nrequire(\"core-js/modules/es7.string.pad-end\");\n\nrequire(\"core-js/modules/es7.array.includes\");\n\nrequire(\"core-js/modules/es6.string.includes\");\n\nrequire(\"core-js/modules/es6.array.find-index\");\n\nrequire(\"core-js/modules/es6.array.find\");\n\nrequire(\"core-js/modules/es6.string.ends-with\");\n\nrequire(\"core-js/modules/es7.array.flat-map\");\n\nrequire(\"core-js/modules/es6.array.filter\");\n\nrequire(\"core-js/modules/es6.array.fill\");\n\nrequire(\"core-js/modules/es6.function.bind\");\n\nrequire(\"core-js/modules/es6.array.last-index-of\");\n\nrequire(\"core-js/modules/es6.regexp.search\");\n\nrequire(\"core-js/modules/es6.array.is-array\");\n\nrequire(\"core-js/modules/es6.array.index-of\");\n\nrequire(\"core-js/modules/es6.array.map\");\n\nrequire(\"core-js/modules/es6.function.name\");\n\nrequire(\"core-js/modules/es6.object.keys\");\n\nrequire(\"core-js/modules/es6.symbol\");\n\nrequire(\"core-js/modules/es6.date.now\");\n\nrequire(\"core-js/modules/es6.object.create\");\n\nrequire(\"core-js/modules/es6.regexp.replace\");\n\nrequire(\"core-js/modules/web.dom.iterable\");\n\nrequire(\"core-js/modules/es6.array.iterator\");\n\nrequire(\"core-js/modules/es6.regexp.to-string\");\n\nrequire(\"core-js/modules/es6.date.to-string\");\n\nrequire(\"core-js/modules/es6.object.to-string\");\n\nrequire(\"core-js/modules/es6.array.for-each\");\n\nrequire(\"core-js/modules/es6.array.sort\");\n\nrequire(\"core-js/modules/es6.regexp.match\");\n\nrequire(\"core-js/modules/es6.regexp.split\");\n\nrequire(\"core-js/modules/es6.regexp.constructor\");\n\n/**\n * @license\n * Lodash \n * Based on Underscore.js 1.8.3 \n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n;\n(function () {\n /** Used as a safe reference for `undefined` in pre-ES5 environments. */\n var undefined;\n /** Used as the semantic version number. */\n\n var VERSION = '4.17.15';\n /** Used as the size to enable large array optimizations. */\n\n var LARGE_ARRAY_SIZE = 200;\n /** Error message constants. */\n\n var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',\n FUNC_ERROR_TEXT = 'Expected a function';\n /** Used to stand-in for `undefined` hash values. */\n\n var HASH_UNDEFINED = '__lodash_hash_undefined__';\n /** Used as the maximum memoize cache size. */\n\n var MAX_MEMOIZE_SIZE = 500;\n /** Used as the internal argument placeholder. */\n\n var PLACEHOLDER = '__lodash_placeholder__';\n /** Used to compose bitmasks for cloning. */\n\n var CLONE_DEEP_FLAG = 1,\n CLONE_FLAT_FLAG = 2,\n CLONE_SYMBOLS_FLAG = 4;\n /** Used to compose bitmasks for value comparisons. */\n\n var COMPARE_PARTIAL_FLAG = 1,\n COMPARE_UNORDERED_FLAG = 2;\n /** Used to compose bitmasks for function metadata. */\n\n var WRAP_BIND_FLAG = 1,\n WRAP_BIND_KEY_FLAG = 2,\n WRAP_CURRY_BOUND_FLAG = 4,\n WRAP_CURRY_FLAG = 8,\n WRAP_CURRY_RIGHT_FLAG = 16,\n WRAP_PARTIAL_FLAG = 32,\n WRAP_PARTIAL_RIGHT_FLAG = 64,\n WRAP_ARY_FLAG = 128,\n WRAP_REARG_FLAG = 256,\n WRAP_FLIP_FLAG = 512;\n /** Used as default options for `_.truncate`. */\n\n var DEFAULT_TRUNC_LENGTH = 30,\n DEFAULT_TRUNC_OMISSION = '...';\n /** Used to detect hot functions by number of calls within a span of milliseconds. */\n\n var HOT_COUNT = 800,\n HOT_SPAN = 16;\n /** Used to indicate the type of lazy iteratees. */\n\n var LAZY_FILTER_FLAG = 1,\n LAZY_MAP_FLAG = 2,\n LAZY_WHILE_FLAG = 3;\n /** Used as references for various `Number` constants. */\n\n var INFINITY = 1 / 0,\n MAX_SAFE_INTEGER = 9007199254740991,\n MAX_INTEGER = 1.7976931348623157e+308,\n NAN = 0 / 0;\n /** Used as references for the maximum length and index of an array. */\n\n var MAX_ARRAY_LENGTH = 4294967295,\n MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,\n HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;\n /** Used to associate wrap methods with their bit flags. */\n\n var wrapFlags = [['ary', WRAP_ARY_FLAG], ['bind', WRAP_BIND_FLAG], ['bindKey', WRAP_BIND_KEY_FLAG], ['curry', WRAP_CURRY_FLAG], ['curryRight', WRAP_CURRY_RIGHT_FLAG], ['flip', WRAP_FLIP_FLAG], ['partial', WRAP_PARTIAL_FLAG], ['partialRight', WRAP_PARTIAL_RIGHT_FLAG], ['rearg', WRAP_REARG_FLAG]];\n /** `Object#toString` result references. */\n\n var argsTag = '[object Arguments]',\n arrayTag = '[object Array]',\n asyncTag = '[object AsyncFunction]',\n boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n domExcTag = '[object DOMException]',\n errorTag = '[object Error]',\n funcTag = '[object Function]',\n genTag = '[object GeneratorFunction]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n nullTag = '[object Null]',\n objectTag = '[object Object]',\n promiseTag = '[object Promise]',\n proxyTag = '[object Proxy]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]',\n undefinedTag = '[object Undefined]',\n weakMapTag = '[object WeakMap]',\n weakSetTag = '[object WeakSet]';\n var arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]',\n float32Tag = '[object Float32Array]',\n float64Tag = '[object Float64Array]',\n int8Tag = '[object Int8Array]',\n int16Tag = '[object Int16Array]',\n int32Tag = '[object Int32Array]',\n uint8Tag = '[object Uint8Array]',\n uint8ClampedTag = '[object Uint8ClampedArray]',\n uint16Tag = '[object Uint16Array]',\n uint32Tag = '[object Uint32Array]';\n /** Used to match empty string literals in compiled template source. */\n\n var reEmptyStringLeading = /\\b__p \\+= '';/g,\n reEmptyStringMiddle = /\\b(__p \\+=) '' \\+/g,\n reEmptyStringTrailing = /(__e\\(.*?\\)|\\b__t\\)) \\+\\n'';/g;\n /** Used to match HTML entities and HTML characters. */\n\n var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,\n reUnescapedHtml = /[&<>\"']/g,\n reHasEscapedHtml = RegExp(reEscapedHtml.source),\n reHasUnescapedHtml = RegExp(reUnescapedHtml.source);\n /** Used to match template delimiters. */\n\n var reEscape = /<%-([\\s\\S]+?)%>/g,\n reEvaluate = /<%([\\s\\S]+?)%>/g,\n reInterpolate = /<%=([\\s\\S]+?)%>/g;\n /** Used to match property names within property paths. */\n\n var reIsDeepProp = /\\.|\\[(?:[^[\\]]*|([\"'])(?:(?!\\1)[^\\\\]|\\\\.)*?\\1)\\]/,\n reIsPlainProp = /^\\w*$/,\n rePropName = /[^.[\\]]+|\\[(?:(-?\\d+(?:\\.\\d+)?)|([\"'])((?:(?!\\2)[^\\\\]|\\\\.)*?)\\2)\\]|(?=(?:\\.|\\[\\])(?:\\.|\\[\\]|$))/g;\n /**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\n\n var reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g,\n reHasRegExpChar = RegExp(reRegExpChar.source);\n /** Used to match leading and trailing whitespace. */\n\n var reTrim = /^\\s+|\\s+$/g,\n reTrimStart = /^\\s+/,\n reTrimEnd = /\\s+$/;\n /** Used to match wrap detail comments. */\n\n var reWrapComment = /\\{(?:\\n\\/\\* \\[wrapped with .+\\] \\*\\/)?\\n?/,\n reWrapDetails = /\\{\\n\\/\\* \\[wrapped with (.+)\\] \\*/,\n reSplitDetails = /,? & /;\n /** Used to match words composed of alphanumeric characters. */\n\n var reAsciiWord = /[^\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\x7f]+/g;\n /** Used to match backslashes in property paths. */\n\n var reEscapeChar = /\\\\(\\\\)?/g;\n /**\n * Used to match\n * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).\n */\n\n var reEsTemplate = /\\$\\{([^\\\\}]*(?:\\\\.[^\\\\}]*)*)\\}/g;\n /** Used to match `RegExp` flags from their coerced string values. */\n\n var reFlags = /\\w*$/;\n /** Used to detect bad signed hexadecimal string values. */\n\n var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n /** Used to detect binary string values. */\n\n var reIsBinary = /^0b[01]+$/i;\n /** Used to detect host constructors (Safari). */\n\n var reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n /** Used to detect octal string values. */\n\n var reIsOctal = /^0o[0-7]+$/i;\n /** Used to detect unsigned integer values. */\n\n var reIsUint = /^(?:0|[1-9]\\d*)$/;\n /** Used to match Latin Unicode letters (excluding mathematical operators). */\n\n var reLatin = /[\\xc0-\\xd6\\xd8-\\xf6\\xf8-\\xff\\u0100-\\u017f]/g;\n /** Used to ensure capturing order of template delimiters. */\n\n var reNoMatch = /($^)/;\n /** Used to match unescaped characters in compiled string literals. */\n\n var reUnescapedString = /['\\n\\r\\u2028\\u2029\\\\]/g;\n /** Used to compose unicode character classes. */\n\n var rsAstralRange = \"\\\\ud800-\\\\udfff\",\n rsComboMarksRange = \"\\\\u0300-\\\\u036f\",\n reComboHalfMarksRange = \"\\\\ufe20-\\\\ufe2f\",\n rsComboSymbolsRange = \"\\\\u20d0-\\\\u20ff\",\n rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,\n rsDingbatRange = \"\\\\u2700-\\\\u27bf\",\n rsLowerRange = 'a-z\\\\xdf-\\\\xf6\\\\xf8-\\\\xff',\n rsMathOpRange = '\\\\xac\\\\xb1\\\\xd7\\\\xf7',\n rsNonCharRange = '\\\\x00-\\\\x2f\\\\x3a-\\\\x40\\\\x5b-\\\\x60\\\\x7b-\\\\xbf',\n rsPunctuationRange = \"\\\\u2000-\\\\u206f\",\n rsSpaceRange = \" \\\\t\\\\x0b\\\\f\\\\xa0\\\\ufeff\\\\n\\\\r\\\\u2028\\\\u2029\\\\u1680\\\\u180e\\\\u2000\\\\u2001\\\\u2002\\\\u2003\\\\u2004\\\\u2005\\\\u2006\\\\u2007\\\\u2008\\\\u2009\\\\u200a\\\\u202f\\\\u205f\\\\u3000\",\n rsUpperRange = 'A-Z\\\\xc0-\\\\xd6\\\\xd8-\\\\xde',\n rsVarRange = \"\\\\ufe0e\\\\ufe0f\",\n rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;\n /** Used to compose unicode capture groups. */\n\n var rsApos = \"['\\u2019]\",\n rsAstral = '[' + rsAstralRange + ']',\n rsBreak = '[' + rsBreakRange + ']',\n rsCombo = '[' + rsComboRange + ']',\n rsDigits = '\\\\d+',\n rsDingbat = '[' + rsDingbatRange + ']',\n rsLower = '[' + rsLowerRange + ']',\n rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',\n rsFitz = \"\\\\ud83c[\\\\udffb-\\\\udfff]\",\n rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',\n rsNonAstral = '[^' + rsAstralRange + ']',\n rsRegional = \"(?:\\\\ud83c[\\\\udde6-\\\\uddff]){2}\",\n rsSurrPair = \"[\\\\ud800-\\\\udbff][\\\\udc00-\\\\udfff]\",\n rsUpper = '[' + rsUpperRange + ']',\n rsZWJ = \"\\\\u200d\";\n /** Used to compose unicode regexes. */\n\n var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',\n rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',\n rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',\n rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',\n reOptMod = rsModifier + '?',\n rsOptVar = '[' + rsVarRange + ']?',\n rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',\n rsOrdLower = '\\\\d*(?:1st|2nd|3rd|(?![123])\\\\dth)(?=\\\\b|[A-Z_])',\n rsOrdUpper = '\\\\d*(?:1ST|2ND|3RD|(?![123])\\\\dTH)(?=\\\\b|[a-z_])',\n rsSeq = rsOptVar + reOptMod + rsOptJoin,\n rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,\n rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';\n /** Used to match apostrophes. */\n\n var reApos = RegExp(rsApos, 'g');\n /**\n * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and\n * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).\n */\n\n var reComboMark = RegExp(rsCombo, 'g');\n /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */\n\n var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');\n /** Used to match complex or compound words. */\n\n var reUnicodeWord = RegExp([rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')', rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')', rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower, rsUpper + '+' + rsOptContrUpper, rsOrdUpper, rsOrdLower, rsDigits, rsEmoji].join('|'), 'g');\n /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */\n\n var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');\n /** Used to detect strings that need a more robust regexp to match words. */\n\n var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;\n /** Used to assign default `context` object properties. */\n\n var contextProps = ['Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array', 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object', 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array', 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap', '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'];\n /** Used to make template sourceURLs easier to identify. */\n\n var templateCounter = -1;\n /** Used to identify `toStringTag` values of typed arrays. */\n\n var typedArrayTags = {};\n typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = typedArrayTags[uint32Tag] = true;\n typedArrayTags[argsTag] = typedArrayTags[arrayTag] = typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = typedArrayTags[errorTag] = typedArrayTags[funcTag] = typedArrayTags[mapTag] = typedArrayTags[numberTag] = typedArrayTags[objectTag] = typedArrayTags[regexpTag] = typedArrayTags[setTag] = typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;\n /** Used to identify `toStringTag` values supported by `_.clone`. */\n\n var cloneableTags = {};\n cloneableTags[argsTag] = cloneableTags[arrayTag] = cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = cloneableTags[boolTag] = cloneableTags[dateTag] = cloneableTags[float32Tag] = cloneableTags[float64Tag] = cloneableTags[int8Tag] = cloneableTags[int16Tag] = cloneableTags[int32Tag] = cloneableTags[mapTag] = cloneableTags[numberTag] = cloneableTags[objectTag] = cloneableTags[regexpTag] = cloneableTags[setTag] = cloneableTags[stringTag] = cloneableTags[symbolTag] = cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;\n cloneableTags[errorTag] = cloneableTags[funcTag] = cloneableTags[weakMapTag] = false;\n /** Used to map Latin Unicode letters to basic Latin letters. */\n\n var deburredLetters = {\n // Latin-1 Supplement block.\n '\\xc0': 'A',\n '\\xc1': 'A',\n '\\xc2': 'A',\n '\\xc3': 'A',\n '\\xc4': 'A',\n '\\xc5': 'A',\n '\\xe0': 'a',\n '\\xe1': 'a',\n '\\xe2': 'a',\n '\\xe3': 'a',\n '\\xe4': 'a',\n '\\xe5': 'a',\n '\\xc7': 'C',\n '\\xe7': 'c',\n '\\xd0': 'D',\n '\\xf0': 'd',\n '\\xc8': 'E',\n '\\xc9': 'E',\n '\\xca': 'E',\n '\\xcb': 'E',\n '\\xe8': 'e',\n '\\xe9': 'e',\n '\\xea': 'e',\n '\\xeb': 'e',\n '\\xcc': 'I',\n '\\xcd': 'I',\n '\\xce': 'I',\n '\\xcf': 'I',\n '\\xec': 'i',\n '\\xed': 'i',\n '\\xee': 'i',\n '\\xef': 'i',\n '\\xd1': 'N',\n '\\xf1': 'n',\n '\\xd2': 'O',\n '\\xd3': 'O',\n '\\xd4': 'O',\n '\\xd5': 'O',\n '\\xd6': 'O',\n '\\xd8': 'O',\n '\\xf2': 'o',\n '\\xf3': 'o',\n '\\xf4': 'o',\n '\\xf5': 'o',\n '\\xf6': 'o',\n '\\xf8': 'o',\n '\\xd9': 'U',\n '\\xda': 'U',\n '\\xdb': 'U',\n '\\xdc': 'U',\n '\\xf9': 'u',\n '\\xfa': 'u',\n '\\xfb': 'u',\n '\\xfc': 'u',\n '\\xdd': 'Y',\n '\\xfd': 'y',\n '\\xff': 'y',\n '\\xc6': 'Ae',\n '\\xe6': 'ae',\n '\\xde': 'Th',\n '\\xfe': 'th',\n '\\xdf': 'ss',\n // Latin Extended-A block.\n \"\\u0100\": 'A',\n \"\\u0102\": 'A',\n \"\\u0104\": 'A',\n \"\\u0101\": 'a',\n \"\\u0103\": 'a',\n \"\\u0105\": 'a',\n \"\\u0106\": 'C',\n \"\\u0108\": 'C',\n \"\\u010A\": 'C',\n \"\\u010C\": 'C',\n \"\\u0107\": 'c',\n \"\\u0109\": 'c',\n \"\\u010B\": 'c',\n \"\\u010D\": 'c',\n \"\\u010E\": 'D',\n \"\\u0110\": 'D',\n \"\\u010F\": 'd',\n \"\\u0111\": 'd',\n \"\\u0112\": 'E',\n \"\\u0114\": 'E',\n \"\\u0116\": 'E',\n \"\\u0118\": 'E',\n \"\\u011A\": 'E',\n \"\\u0113\": 'e',\n \"\\u0115\": 'e',\n \"\\u0117\": 'e',\n \"\\u0119\": 'e',\n \"\\u011B\": 'e',\n \"\\u011C\": 'G',\n \"\\u011E\": 'G',\n \"\\u0120\": 'G',\n \"\\u0122\": 'G',\n \"\\u011D\": 'g',\n \"\\u011F\": 'g',\n \"\\u0121\": 'g',\n \"\\u0123\": 'g',\n \"\\u0124\": 'H',\n \"\\u0126\": 'H',\n \"\\u0125\": 'h',\n \"\\u0127\": 'h',\n \"\\u0128\": 'I',\n \"\\u012A\": 'I',\n \"\\u012C\": 'I',\n \"\\u012E\": 'I',\n \"\\u0130\": 'I',\n \"\\u0129\": 'i',\n \"\\u012B\": 'i',\n \"\\u012D\": 'i',\n \"\\u012F\": 'i',\n \"\\u0131\": 'i',\n \"\\u0134\": 'J',\n \"\\u0135\": 'j',\n \"\\u0136\": 'K',\n \"\\u0137\": 'k',\n \"\\u0138\": 'k',\n \"\\u0139\": 'L',\n \"\\u013B\": 'L',\n \"\\u013D\": 'L',\n \"\\u013F\": 'L',\n \"\\u0141\": 'L',\n \"\\u013A\": 'l',\n \"\\u013C\": 'l',\n \"\\u013E\": 'l',\n \"\\u0140\": 'l',\n \"\\u0142\": 'l',\n \"\\u0143\": 'N',\n \"\\u0145\": 'N',\n \"\\u0147\": 'N',\n \"\\u014A\": 'N',\n \"\\u0144\": 'n',\n \"\\u0146\": 'n',\n \"\\u0148\": 'n',\n \"\\u014B\": 'n',\n \"\\u014C\": 'O',\n \"\\u014E\": 'O',\n \"\\u0150\": 'O',\n \"\\u014D\": 'o',\n \"\\u014F\": 'o',\n \"\\u0151\": 'o',\n \"\\u0154\": 'R',\n \"\\u0156\": 'R',\n \"\\u0158\": 'R',\n \"\\u0155\": 'r',\n \"\\u0157\": 'r',\n \"\\u0159\": 'r',\n \"\\u015A\": 'S',\n \"\\u015C\": 'S',\n \"\\u015E\": 'S',\n \"\\u0160\": 'S',\n \"\\u015B\": 's',\n \"\\u015D\": 's',\n \"\\u015F\": 's',\n \"\\u0161\": 's',\n \"\\u0162\": 'T',\n \"\\u0164\": 'T',\n \"\\u0166\": 'T',\n \"\\u0163\": 't',\n \"\\u0165\": 't',\n \"\\u0167\": 't',\n \"\\u0168\": 'U',\n \"\\u016A\": 'U',\n \"\\u016C\": 'U',\n \"\\u016E\": 'U',\n \"\\u0170\": 'U',\n \"\\u0172\": 'U',\n \"\\u0169\": 'u',\n \"\\u016B\": 'u',\n \"\\u016D\": 'u',\n \"\\u016F\": 'u',\n \"\\u0171\": 'u',\n \"\\u0173\": 'u',\n \"\\u0174\": 'W',\n \"\\u0175\": 'w',\n \"\\u0176\": 'Y',\n \"\\u0177\": 'y',\n \"\\u0178\": 'Y',\n \"\\u0179\": 'Z',\n \"\\u017B\": 'Z',\n \"\\u017D\": 'Z',\n \"\\u017A\": 'z',\n \"\\u017C\": 'z',\n \"\\u017E\": 'z',\n \"\\u0132\": 'IJ',\n \"\\u0133\": 'ij',\n \"\\u0152\": 'Oe',\n \"\\u0153\": 'oe',\n \"\\u0149\": \"'n\",\n \"\\u017F\": 's'\n };\n /** Used to map characters to HTML entities. */\n\n var htmlEscapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": '''\n };\n /** Used to map HTML entities to characters. */\n\n var htmlUnescapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '"': '\"',\n ''': \"'\"\n };\n /** Used to escape characters for inclusion in compiled string literals. */\n\n var stringEscapes = {\n '\\\\': '\\\\',\n \"'\": \"'\",\n '\\n': 'n',\n '\\r': 'r',\n \"\\u2028\": 'u2028',\n \"\\u2029\": 'u2029'\n };\n /** Built-in method references without a dependency on `root`. */\n\n var freeParseFloat = parseFloat,\n freeParseInt = parseInt;\n /** Detect free variable `global` from Node.js. */\n\n var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n /** Detect free variable `self`. */\n\n var freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n /** Used as a reference to the global object. */\n\n var root = freeGlobal || freeSelf || Function('return this')();\n /** Detect free variable `exports`. */\n\n var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n /** Detect free variable `module`. */\n\n var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n /** Detect the popular CommonJS extension `module.exports`. */\n\n var moduleExports = freeModule && freeModule.exports === freeExports;\n /** Detect free variable `process` from Node.js. */\n\n var freeProcess = moduleExports && freeGlobal.process;\n /** Used to access faster Node.js helpers. */\n\n var 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 } // Legacy `process.binding('util')` for Node.js < 10.\n\n\n return freeProcess && freeProcess.binding && freeProcess.binding('util');\n } catch (e) {}\n }();\n /* Node.js helper references. */\n\n\n var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,\n nodeIsDate = nodeUtil && nodeUtil.isDate,\n nodeIsMap = nodeUtil && nodeUtil.isMap,\n nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,\n nodeIsSet = nodeUtil && nodeUtil.isSet,\n nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n /*--------------------------------------------------------------------------*/\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 */\n\n function apply(func, thisArg, args) {\n switch (args.length) {\n case 0:\n return func.call(thisArg);\n\n case 1:\n return func.call(thisArg, args[0]);\n\n case 2:\n return func.call(thisArg, args[0], args[1]);\n\n case 3:\n return func.call(thisArg, args[0], args[1], args[2]);\n }\n\n return func.apply(thisArg, args);\n }\n /**\n * A specialized version of `baseAggregator` for arrays.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n\n\n function arrayAggregator(array, setter, iteratee, accumulator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n var value = array[index];\n setter(accumulator, value, iteratee(value), array);\n }\n\n return accumulator;\n }\n /**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n\n\n function arrayEach(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n\n return array;\n }\n /**\n * A specialized version of `_.forEachRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n\n\n function arrayEachRight(array, iteratee) {\n var length = array == null ? 0 : array.length;\n\n while (length--) {\n if (iteratee(array[length], length, array) === false) {\n break;\n }\n }\n\n return array;\n }\n /**\n * A specialized version of `_.every` 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 {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n */\n\n\n function arrayEvery(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 false;\n }\n }\n\n return true;\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 */\n\n\n function 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\n if (predicate(value, index, array)) {\n result[resIndex++] = value;\n }\n }\n\n return result;\n }\n /**\n * A specialized version of `_.includes` for arrays without support for\n * specifying an index to search from.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n\n\n function arrayIncludes(array, value) {\n var length = array == null ? 0 : array.length;\n return !!length && baseIndexOf(array, value, 0) > -1;\n }\n /**\n * This function is like `arrayIncludes` except that it accepts a comparator.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n\n\n function arrayIncludesWith(array, value, comparator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (comparator(value, array[index])) {\n return true;\n }\n }\n\n return false;\n }\n /**\n * A specialized version of `_.map` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n\n\n function arrayMap(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = iteratee(array[index], index, array);\n }\n\n return result;\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 */\n\n\n function 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\n return array;\n }\n /**\n * A specialized version of `_.reduce` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the first element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n\n\n function arrayReduce(array, iteratee, accumulator, initAccum) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n if (initAccum && length) {\n accumulator = array[++index];\n }\n\n while (++index < length) {\n accumulator = iteratee(accumulator, array[index], index, array);\n }\n\n return accumulator;\n }\n /**\n * A specialized version of `_.reduceRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the last element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n\n\n function arrayReduceRight(array, iteratee, accumulator, initAccum) {\n var length = array == null ? 0 : array.length;\n\n if (initAccum && length) {\n accumulator = array[--length];\n }\n\n while (length--) {\n accumulator = iteratee(accumulator, array[length], length, array);\n }\n\n return accumulator;\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 */\n\n\n function 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\n return false;\n }\n /**\n * Gets the size of an ASCII `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n\n\n var asciiSize = baseProperty('length');\n /**\n * Converts an ASCII `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n\n function asciiToArray(string) {\n return string.split('');\n }\n /**\n * Splits an ASCII `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n\n\n function asciiWords(string) {\n return string.match(reAsciiWord) || [];\n }\n /**\n * The base implementation of methods like `_.findKey` and `_.findLastKey`,\n * without support for iteratee shorthands, which iterates over `collection`\n * using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the found element or its key, else `undefined`.\n */\n\n\n function baseFindKey(collection, predicate, eachFunc) {\n var result;\n eachFunc(collection, function (value, key, collection) {\n if (predicate(value, key, collection)) {\n result = key;\n return false;\n }\n });\n return result;\n }\n /**\n * The base implementation of `_.findIndex` and `_.findLastIndex` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {number} fromIndex The index to search from.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n\n\n function baseFindIndex(array, predicate, fromIndex, fromRight) {\n var length = array.length,\n index = fromIndex + (fromRight ? 1 : -1);\n\n while (fromRight ? index-- : ++index < length) {\n if (predicate(array[index], index, array)) {\n return index;\n }\n }\n\n return -1;\n }\n /**\n * The base implementation of `_.indexOf` without `fromIndex` bounds checks.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n\n\n function baseIndexOf(array, value, fromIndex) {\n return value === value ? strictIndexOf(array, value, fromIndex) : baseFindIndex(array, baseIsNaN, fromIndex);\n }\n /**\n * This function is like `baseIndexOf` except that it accepts a comparator.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n\n\n function baseIndexOfWith(array, value, fromIndex, comparator) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (comparator(array[index], value)) {\n return index;\n }\n }\n\n return -1;\n }\n /**\n * The base implementation of `_.isNaN` without support for number objects.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n */\n\n\n function baseIsNaN(value) {\n return value !== value;\n }\n /**\n * The base implementation of `_.mean` and `_.meanBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the mean.\n */\n\n\n function baseMean(array, iteratee) {\n var length = array == null ? 0 : array.length;\n return length ? baseSum(array, iteratee) / length : NAN;\n }\n /**\n * The base implementation of `_.property` without support for deep paths.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n\n\n function baseProperty(key) {\n return function (object) {\n return object == null ? undefined : object[key];\n };\n }\n /**\n * The base implementation of `_.propertyOf` without support for deep paths.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Function} Returns the new accessor function.\n */\n\n\n function basePropertyOf(object) {\n return function (key) {\n return object == null ? undefined : object[key];\n };\n }\n /**\n * The base implementation of `_.reduce` and `_.reduceRight`, without support\n * for iteratee shorthands, which iterates over `collection` using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} accumulator The initial value.\n * @param {boolean} initAccum Specify using the first or last element of\n * `collection` as the initial value.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the accumulated value.\n */\n\n\n function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) {\n eachFunc(collection, function (value, index, collection) {\n accumulator = initAccum ? (initAccum = false, value) : iteratee(accumulator, value, index, collection);\n });\n return accumulator;\n }\n /**\n * The base implementation of `_.sortBy` which uses `comparer` to define the\n * sort order of `array` and replaces criteria objects with their corresponding\n * values.\n *\n * @private\n * @param {Array} array The array to sort.\n * @param {Function} comparer The function to define sort order.\n * @returns {Array} Returns `array`.\n */\n\n\n function baseSortBy(array, comparer) {\n var length = array.length;\n array.sort(comparer);\n\n while (length--) {\n array[length] = array[length].value;\n }\n\n return array;\n }\n /**\n * The base implementation of `_.sum` and `_.sumBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the sum.\n */\n\n\n function baseSum(array, iteratee) {\n var result,\n index = -1,\n length = array.length;\n\n while (++index < length) {\n var current = iteratee(array[index]);\n\n if (current !== undefined) {\n result = result === undefined ? current : result + current;\n }\n }\n\n return result;\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 */\n\n\n function baseTimes(n, iteratee) {\n var index = -1,\n result = Array(n);\n\n while (++index < n) {\n result[index] = iteratee(index);\n }\n\n return result;\n }\n /**\n * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array\n * of key-value pairs for `object` corresponding to the property names of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the key-value pairs.\n */\n\n\n function baseToPairs(object, props) {\n return arrayMap(props, function (key) {\n return [key, object[key]];\n });\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 */\n\n\n function baseUnary(func) {\n return function (value) {\n return func(value);\n };\n }\n /**\n * The base implementation of `_.values` and `_.valuesIn` which creates an\n * array of `object` property values corresponding to the property names\n * of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the array of property values.\n */\n\n\n function baseValues(object, props) {\n return arrayMap(props, function (key) {\n return object[key];\n });\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 */\n\n\n function cacheHas(cache, key) {\n return cache.has(key);\n }\n /**\n * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the first unmatched string symbol.\n */\n\n\n function charsStartIndex(strSymbols, chrSymbols) {\n var index = -1,\n length = strSymbols.length;\n\n while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n\n return index;\n }\n /**\n * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the last unmatched string symbol.\n */\n\n\n function charsEndIndex(strSymbols, chrSymbols) {\n var index = strSymbols.length;\n\n while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n\n return index;\n }\n /**\n * Gets the number of `placeholder` occurrences in `array`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} placeholder The placeholder to search for.\n * @returns {number} Returns the placeholder count.\n */\n\n\n function countHolders(array, placeholder) {\n var length = array.length,\n result = 0;\n\n while (length--) {\n if (array[length] === placeholder) {\n ++result;\n }\n }\n\n return result;\n }\n /**\n * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A\n * letters to basic Latin letters.\n *\n * @private\n * @param {string} letter The matched letter to deburr.\n * @returns {string} Returns the deburred letter.\n */\n\n\n var deburrLetter = basePropertyOf(deburredLetters);\n /**\n * Used by `_.escape` to convert characters to HTML entities.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n\n var escapeHtmlChar = basePropertyOf(htmlEscapes);\n /**\n * Used by `_.template` to escape characters for inclusion in compiled string literals.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n\n function escapeStringChar(chr) {\n return '\\\\' + stringEscapes[chr];\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 */\n\n\n function getValue(object, key) {\n return object == null ? undefined : object[key];\n }\n /**\n * Checks if `string` contains Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a symbol is found, else `false`.\n */\n\n\n function hasUnicode(string) {\n return reHasUnicode.test(string);\n }\n /**\n * Checks if `string` contains a word composed of Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a word is found, else `false`.\n */\n\n\n function hasUnicodeWord(string) {\n return reHasUnicodeWord.test(string);\n }\n /**\n * Converts `iterator` to an array.\n *\n * @private\n * @param {Object} iterator The iterator to convert.\n * @returns {Array} Returns the converted array.\n */\n\n\n function iteratorToArray(iterator) {\n var data,\n result = [];\n\n while (!(data = iterator.next()).done) {\n result.push(data.value);\n }\n\n return result;\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 */\n\n\n function mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n map.forEach(function (value, key) {\n result[++index] = [key, value];\n });\n return result;\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 */\n\n\n function overArg(func, transform) {\n return function (arg) {\n return func(transform(arg));\n };\n }\n /**\n * Replaces all `placeholder` elements in `array` with an internal placeholder\n * and returns an array of their indexes.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {*} placeholder The placeholder to replace.\n * @returns {Array} Returns the new array of placeholder indexes.\n */\n\n\n function replaceHolders(array, placeholder) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n\n if (value === placeholder || value === PLACEHOLDER) {\n array[index] = PLACEHOLDER;\n result[resIndex++] = index;\n }\n }\n\n return result;\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 */\n\n\n function setToArray(set) {\n var index = -1,\n result = Array(set.size);\n set.forEach(function (value) {\n result[++index] = value;\n });\n return result;\n }\n /**\n * Converts `set` to its value-value pairs.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the value-value pairs.\n */\n\n\n function setToPairs(set) {\n var index = -1,\n result = Array(set.size);\n set.forEach(function (value) {\n result[++index] = [value, value];\n });\n return result;\n }\n /**\n * A specialized version of `_.indexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n\n\n function strictIndexOf(array, value, fromIndex) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (array[index] === value) {\n return index;\n }\n }\n\n return -1;\n }\n /**\n * A specialized version of `_.lastIndexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n\n\n function strictLastIndexOf(array, value, fromIndex) {\n var index = fromIndex + 1;\n\n while (index--) {\n if (array[index] === value) {\n return index;\n }\n }\n\n return index;\n }\n /**\n * Gets the number of symbols in `string`.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {number} Returns the string size.\n */\n\n\n function stringSize(string) {\n return hasUnicode(string) ? unicodeSize(string) : asciiSize(string);\n }\n /**\n * Converts `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n\n\n function stringToArray(string) {\n return hasUnicode(string) ? unicodeToArray(string) : asciiToArray(string);\n }\n /**\n * Used by `_.unescape` to convert HTML entities to characters.\n *\n * @private\n * @param {string} chr The matched character to unescape.\n * @returns {string} Returns the unescaped character.\n */\n\n\n var unescapeHtmlChar = basePropertyOf(htmlUnescapes);\n /**\n * Gets the size of a Unicode `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n\n function unicodeSize(string) {\n var result = reUnicode.lastIndex = 0;\n\n while (reUnicode.test(string)) {\n ++result;\n }\n\n return result;\n }\n /**\n * Converts a Unicode `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n\n\n function unicodeToArray(string) {\n return string.match(reUnicode) || [];\n }\n /**\n * Splits a Unicode `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n\n\n function unicodeWords(string) {\n return string.match(reUnicodeWord) || [];\n }\n /*--------------------------------------------------------------------------*/\n\n /**\n * Create a new pristine `lodash` function using the `context` object.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Util\n * @param {Object} [context=root] The context object.\n * @returns {Function} Returns a new `lodash` function.\n * @example\n *\n * _.mixin({ 'foo': _.constant('foo') });\n *\n * var lodash = _.runInContext();\n * lodash.mixin({ 'bar': lodash.constant('bar') });\n *\n * _.isFunction(_.foo);\n * // => true\n * _.isFunction(_.bar);\n * // => false\n *\n * lodash.isFunction(lodash.foo);\n * // => false\n * lodash.isFunction(lodash.bar);\n * // => true\n *\n * // Create a suped-up `defer` in Node.js.\n * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer;\n */\n\n\n var runInContext = function runInContext(context) {\n context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps));\n /** Built-in constructor references. */\n\n var Array = context.Array,\n Date = context.Date,\n Error = context.Error,\n Function = context.Function,\n Math = context.Math,\n Object = context.Object,\n RegExp = context.RegExp,\n String = context.String,\n TypeError = context.TypeError;\n /** Used for built-in method references. */\n\n var arrayProto = Array.prototype,\n funcProto = Function.prototype,\n objectProto = Object.prototype;\n /** Used to detect overreaching core-js shims. */\n\n var coreJsData = context['__core-js_shared__'];\n /** Used to resolve the decompiled source of functions. */\n\n var funcToString = funcProto.toString;\n /** Used to check objects for own properties. */\n\n var hasOwnProperty = objectProto.hasOwnProperty;\n /** Used to generate unique IDs. */\n\n var idCounter = 0;\n /** Used to detect methods masquerading as native. */\n\n var maskSrcKey = function () {\n var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n return uid ? 'Symbol(src)_1.' + uid : '';\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 */\n\n\n var nativeObjectToString = objectProto.toString;\n /** Used to infer the `Object` constructor. */\n\n var objectCtorString = funcToString.call(Object);\n /** Used to restore the original `_` reference in `_.noConflict`. */\n\n var oldDash = root._;\n /** Used to detect if a method is native. */\n\n var reIsNative = RegExp('^' + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&').replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$');\n /** Built-in value references. */\n\n var Buffer = moduleExports ? context.Buffer : undefined,\n Symbol = context.Symbol,\n Uint8Array = context.Uint8Array,\n allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined,\n getPrototype = overArg(Object.getPrototypeOf, Object),\n objectCreate = Object.create,\n propertyIsEnumerable = objectProto.propertyIsEnumerable,\n splice = arrayProto.splice,\n spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined,\n symIterator = Symbol ? Symbol.iterator : undefined,\n symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n var defineProperty = function () {\n try {\n var func = getNative(Object, 'defineProperty');\n func({}, '', {});\n return func;\n } catch (e) {}\n }();\n /** Mocked built-ins. */\n\n\n var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,\n ctxNow = Date && Date.now !== root.Date.now && Date.now,\n ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;\n /* Built-in method references for those with the same name as other `lodash` methods. */\n\n var nativeCeil = Math.ceil,\n nativeFloor = Math.floor,\n nativeGetSymbols = Object.getOwnPropertySymbols,\n nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,\n nativeIsFinite = context.isFinite,\n nativeJoin = arrayProto.join,\n nativeKeys = overArg(Object.keys, Object),\n nativeMax = Math.max,\n nativeMin = Math.min,\n nativeNow = Date.now,\n nativeParseInt = context.parseInt,\n nativeRandom = Math.random,\n nativeReverse = arrayProto.reverse;\n /* Built-in method references that are verified to be native. */\n\n var DataView = getNative(context, 'DataView'),\n Map = getNative(context, 'Map'),\n Promise = getNative(context, 'Promise'),\n Set = getNative(context, 'Set'),\n WeakMap = getNative(context, 'WeakMap'),\n nativeCreate = getNative(Object, 'create');\n /** Used to store function metadata. */\n\n var metaMap = WeakMap && new WeakMap();\n /** Used to lookup unminified function names. */\n\n var realNames = {};\n /** Used to detect maps, sets, and weakmaps. */\n\n var dataViewCtorString = toSource(DataView),\n mapCtorString = toSource(Map),\n promiseCtorString = toSource(Promise),\n setCtorString = toSource(Set),\n weakMapCtorString = toSource(WeakMap);\n /** Used to convert symbols to primitives and strings. */\n\n var symbolProto = Symbol ? Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined,\n symbolToString = symbolProto ? symbolProto.toString : undefined;\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` object which wraps `value` to enable implicit method\n * chain sequences. Methods that operate on and return arrays, collections,\n * and functions can be chained together. Methods that retrieve a single value\n * or may return a primitive value will automatically end the chain sequence\n * and return the unwrapped value. Otherwise, the value must be unwrapped\n * with `_#value`.\n *\n * Explicit chain sequences, which must be unwrapped with `_#value`, may be\n * enabled using `_.chain`.\n *\n * The execution of chained methods is lazy, that is, it's deferred until\n * `_#value` is implicitly or explicitly called.\n *\n * Lazy evaluation allows several methods to support shortcut fusion.\n * Shortcut fusion is an optimization to merge iteratee calls; this avoids\n * the creation of intermediate arrays and can greatly reduce the number of\n * iteratee executions. Sections of a chain sequence qualify for shortcut\n * fusion if the section is applied to an array and iteratees accept only\n * one argument. The heuristic for whether a section qualifies for shortcut\n * fusion is subject to change.\n *\n * Chaining is supported in custom builds as long as the `_#value` method is\n * directly or indirectly included in the build.\n *\n * In addition to lodash methods, wrappers have `Array` and `String` methods.\n *\n * The wrapper `Array` methods are:\n * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift`\n *\n * The wrapper `String` methods are:\n * `replace` and `split`\n *\n * The wrapper methods that support shortcut fusion are:\n * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`,\n * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`,\n * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray`\n *\n * The chainable wrapper methods are:\n * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`,\n * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`,\n * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`,\n * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`,\n * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`,\n * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`,\n * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`,\n * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`,\n * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`,\n * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`,\n * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`,\n * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`,\n * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`,\n * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`,\n * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`,\n * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`,\n * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`,\n * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`,\n * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`,\n * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`,\n * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`,\n * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`,\n * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`,\n * `zipObject`, `zipObjectDeep`, and `zipWith`\n *\n * The wrapper methods that are **not** chainable by default are:\n * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`,\n * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`,\n * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`,\n * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`,\n * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`,\n * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`,\n * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`,\n * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`,\n * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`,\n * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`,\n * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`,\n * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`,\n * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`,\n * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`,\n * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`,\n * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`,\n * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`,\n * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`,\n * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`,\n * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`,\n * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`,\n * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`,\n * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`,\n * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`,\n * `upperFirst`, `value`, and `words`\n *\n * @name _\n * @constructor\n * @category Seq\n * @param {*} value The value to wrap in a `lodash` instance.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2, 3]);\n *\n * // Returns an unwrapped value.\n * wrapped.reduce(_.add);\n * // => 6\n *\n * // Returns a wrapped value.\n * var squares = wrapped.map(square);\n *\n * _.isArray(squares);\n * // => false\n *\n * _.isArray(squares.value());\n * // => true\n */\n\n function lodash(value) {\n if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) {\n if (value instanceof LodashWrapper) {\n return value;\n }\n\n if (hasOwnProperty.call(value, '__wrapped__')) {\n return wrapperClone(value);\n }\n }\n\n return new LodashWrapper(value);\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 */\n\n\n var baseCreate = function () {\n function object() {}\n\n return function (proto) {\n if (!isObject(proto)) {\n return {};\n }\n\n if (objectCreate) {\n return objectCreate(proto);\n }\n\n object.prototype = proto;\n var result = new object();\n object.prototype = undefined;\n return result;\n };\n }();\n /**\n * The function whose prototype chain sequence wrappers inherit from.\n *\n * @private\n */\n\n\n function baseLodash() {} // No operation performed.\n\n /**\n * The base constructor for creating `lodash` wrapper objects.\n *\n * @private\n * @param {*} value The value to wrap.\n * @param {boolean} [chainAll] Enable explicit method chain sequences.\n */\n\n\n function LodashWrapper(value, chainAll) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__chain__ = !!chainAll;\n this.__index__ = 0;\n this.__values__ = undefined;\n }\n /**\n * By default, the template delimiters used by lodash are like those in\n * embedded Ruby (ERB) as well as ES2015 template strings. Change the\n * following template settings to use alternative delimiters.\n *\n * @static\n * @memberOf _\n * @type {Object}\n */\n\n\n lodash.templateSettings = {\n /**\n * Used to detect `data` property values to be HTML-escaped.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'escape': reEscape,\n\n /**\n * Used to detect code to be evaluated.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'evaluate': reEvaluate,\n\n /**\n * Used to detect `data` property values to inject.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'interpolate': reInterpolate,\n\n /**\n * Used to reference the data object in the template text.\n *\n * @memberOf _.templateSettings\n * @type {string}\n */\n 'variable': '',\n\n /**\n * Used to import variables into the compiled template.\n *\n * @memberOf _.templateSettings\n * @type {Object}\n */\n 'imports': {\n /**\n * A reference to the `lodash` function.\n *\n * @memberOf _.templateSettings.imports\n * @type {Function}\n */\n '_': lodash\n }\n }; // Ensure wrappers are instances of `baseLodash`.\n\n lodash.prototype = baseLodash.prototype;\n lodash.prototype.constructor = lodash;\n LodashWrapper.prototype = baseCreate(baseLodash.prototype);\n LodashWrapper.prototype.constructor = LodashWrapper;\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation.\n *\n * @private\n * @constructor\n * @param {*} value The value to wrap.\n */\n\n function LazyWrapper(value) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__dir__ = 1;\n this.__filtered__ = false;\n this.__iteratees__ = [];\n this.__takeCount__ = MAX_ARRAY_LENGTH;\n this.__views__ = [];\n }\n /**\n * Creates a clone of the lazy wrapper object.\n *\n * @private\n * @name clone\n * @memberOf LazyWrapper\n * @returns {Object} Returns the cloned `LazyWrapper` object.\n */\n\n\n function lazyClone() {\n var result = new LazyWrapper(this.__wrapped__);\n result.__actions__ = copyArray(this.__actions__);\n result.__dir__ = this.__dir__;\n result.__filtered__ = this.__filtered__;\n result.__iteratees__ = copyArray(this.__iteratees__);\n result.__takeCount__ = this.__takeCount__;\n result.__views__ = copyArray(this.__views__);\n return result;\n }\n /**\n * Reverses the direction of lazy iteration.\n *\n * @private\n * @name reverse\n * @memberOf LazyWrapper\n * @returns {Object} Returns the new reversed `LazyWrapper` object.\n */\n\n\n function lazyReverse() {\n if (this.__filtered__) {\n var result = new LazyWrapper(this);\n result.__dir__ = -1;\n result.__filtered__ = true;\n } else {\n result = this.clone();\n result.__dir__ *= -1;\n }\n\n return result;\n }\n /**\n * Extracts the unwrapped value from its lazy wrapper.\n *\n * @private\n * @name value\n * @memberOf LazyWrapper\n * @returns {*} Returns the unwrapped value.\n */\n\n\n function lazyValue() {\n var array = this.__wrapped__.value(),\n dir = this.__dir__,\n isArr = isArray(array),\n isRight = dir < 0,\n arrLength = isArr ? array.length : 0,\n view = getView(0, arrLength, this.__views__),\n start = view.start,\n end = view.end,\n length = end - start,\n index = isRight ? end : start - 1,\n iteratees = this.__iteratees__,\n iterLength = iteratees.length,\n resIndex = 0,\n takeCount = nativeMin(length, this.__takeCount__);\n\n if (!isArr || !isRight && arrLength == length && takeCount == length) {\n return baseWrapperValue(array, this.__actions__);\n }\n\n var result = [];\n\n outer: while (length-- && resIndex < takeCount) {\n index += dir;\n var iterIndex = -1,\n value = array[index];\n\n while (++iterIndex < iterLength) {\n var data = iteratees[iterIndex],\n iteratee = data.iteratee,\n type = data.type,\n computed = iteratee(value);\n\n if (type == LAZY_MAP_FLAG) {\n value = computed;\n } else if (!computed) {\n if (type == LAZY_FILTER_FLAG) {\n continue outer;\n } else {\n break outer;\n }\n }\n }\n\n result[resIndex++] = value;\n }\n\n return result;\n } // Ensure `LazyWrapper` is an instance of `baseLodash`.\n\n\n LazyWrapper.prototype = baseCreate(baseLodash.prototype);\n LazyWrapper.prototype.constructor = LazyWrapper;\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n\n function Hash(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n this.clear();\n\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n /**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\n\n\n function hashClear() {\n this.__data__ = nativeCreate ? nativeCreate(null) : {};\n this.size = 0;\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 */\n\n\n function hashDelete(key) {\n var result = this.has(key) && delete this.__data__[key];\n this.size -= result ? 1 : 0;\n return result;\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 */\n\n\n function hashGet(key) {\n var data = this.__data__;\n\n if (nativeCreate) {\n var result = data[key];\n return result === HASH_UNDEFINED ? undefined : result;\n }\n\n return hasOwnProperty.call(data, key) ? data[key] : undefined;\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 */\n\n\n function hashHas(key) {\n var data = this.__data__;\n return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);\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 */\n\n\n function hashSet(key, value) {\n var data = this.__data__;\n this.size += this.has(key) ? 0 : 1;\n data[key] = nativeCreate && value === undefined ? HASH_UNDEFINED : value;\n return this;\n } // Add methods to `Hash`.\n\n\n Hash.prototype.clear = hashClear;\n Hash.prototype['delete'] = hashDelete;\n Hash.prototype.get = hashGet;\n Hash.prototype.has = hashHas;\n Hash.prototype.set = hashSet;\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n\n function ListCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n this.clear();\n\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n /**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\n\n\n function listCacheClear() {\n this.__data__ = [];\n this.size = 0;\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 */\n\n\n function listCacheDelete(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n return false;\n }\n\n var lastIndex = data.length - 1;\n\n if (index == lastIndex) {\n data.pop();\n } else {\n splice.call(data, index, 1);\n }\n\n --this.size;\n return true;\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 */\n\n\n function listCacheGet(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n return index < 0 ? undefined : data[index][1];\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 */\n\n\n function listCacheHas(key) {\n return assocIndexOf(this.__data__, key) > -1;\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 */\n\n\n function 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\n return this;\n } // Add methods to `ListCache`.\n\n\n ListCache.prototype.clear = listCacheClear;\n ListCache.prototype['delete'] = listCacheDelete;\n ListCache.prototype.get = listCacheGet;\n ListCache.prototype.has = listCacheHas;\n ListCache.prototype.set = listCacheSet;\n /*------------------------------------------------------------------------*/\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 */\n\n function MapCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n this.clear();\n\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n /**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\n\n\n function mapCacheClear() {\n this.size = 0;\n this.__data__ = {\n 'hash': new Hash(),\n 'map': new (Map || ListCache)(),\n 'string': new Hash()\n };\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 */\n\n\n function mapCacheDelete(key) {\n var result = getMapData(this, key)['delete'](key);\n this.size -= result ? 1 : 0;\n return result;\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 */\n\n\n function mapCacheGet(key) {\n return getMapData(this, key).get(key);\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 */\n\n\n function mapCacheHas(key) {\n return getMapData(this, key).has(key);\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 */\n\n\n function mapCacheSet(key, value) {\n var data = getMapData(this, key),\n size = data.size;\n data.set(key, value);\n this.size += data.size == size ? 0 : 1;\n return this;\n } // Add methods to `MapCache`.\n\n\n MapCache.prototype.clear = mapCacheClear;\n MapCache.prototype['delete'] = mapCacheDelete;\n MapCache.prototype.get = mapCacheGet;\n MapCache.prototype.has = mapCacheHas;\n MapCache.prototype.set = mapCacheSet;\n /*------------------------------------------------------------------------*/\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 */\n\n function SetCache(values) {\n var index = -1,\n length = values == null ? 0 : values.length;\n this.__data__ = new MapCache();\n\n while (++index < length) {\n this.add(values[index]);\n }\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 */\n\n\n function setCacheAdd(value) {\n this.__data__.set(value, HASH_UNDEFINED);\n\n return this;\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 */\n\n\n function setCacheHas(value) {\n return this.__data__.has(value);\n } // Add methods to `SetCache`.\n\n\n SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;\n SetCache.prototype.has = setCacheHas;\n /*------------------------------------------------------------------------*/\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 */\n\n function Stack(entries) {\n var data = this.__data__ = new ListCache(entries);\n this.size = data.size;\n }\n /**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\n\n\n function stackClear() {\n this.__data__ = new ListCache();\n this.size = 0;\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 */\n\n\n function stackDelete(key) {\n var data = this.__data__,\n result = data['delete'](key);\n this.size = data.size;\n return result;\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 */\n\n\n function stackGet(key) {\n return this.__data__.get(key);\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 */\n\n\n function stackHas(key) {\n return this.__data__.has(key);\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 */\n\n\n function stackSet(key, value) {\n var data = this.__data__;\n\n if (data instanceof ListCache) {\n var pairs = data.__data__;\n\n if (!Map || pairs.length < LARGE_ARRAY_SIZE - 1) {\n pairs.push([key, value]);\n this.size = ++data.size;\n return this;\n }\n\n data = this.__data__ = new MapCache(pairs);\n }\n\n data.set(key, value);\n this.size = data.size;\n return this;\n } // Add methods to `Stack`.\n\n\n Stack.prototype.clear = stackClear;\n Stack.prototype['delete'] = stackDelete;\n Stack.prototype.get = stackGet;\n Stack.prototype.has = stackHas;\n Stack.prototype.set = stackSet;\n /*------------------------------------------------------------------------*/\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 */\n\n function arrayLikeKeys(value, inherited) {\n var isArr = isArray(value),\n isArg = !isArr && isArguments(value),\n isBuff = !isArr && !isArg && isBuffer(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n skipIndexes = isArr || isArg || isBuff || isType,\n result = skipIndexes ? baseTimes(value.length, String) : [],\n length = result.length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty.call(value, key)) && !(skipIndexes && ( // Safari 9 has enumerable `arguments.length` in strict mode.\n key == 'length' || // Node.js 0.10 has enumerable non-index properties on buffers.\n isBuff && (key == 'offset' || key == 'parent') || // PhantomJS 2 has enumerable non-index properties on typed arrays.\n isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset') || // Skip index properties.\n isIndex(key, length)))) {\n result.push(key);\n }\n }\n\n return result;\n }\n /**\n * A specialized version of `_.sample` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @returns {*} Returns the random element.\n */\n\n\n function arraySample(array) {\n var length = array.length;\n return length ? array[baseRandom(0, length - 1)] : undefined;\n }\n /**\n * A specialized version of `_.sampleSize` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n\n\n function arraySampleSize(array, n) {\n return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));\n }\n /**\n * A specialized version of `_.shuffle` for arrays.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n\n\n function arrayShuffle(array) {\n return shuffleSelf(copyArray(array));\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 */\n\n\n function assignMergeValue(object, key, value) {\n if (value !== undefined && !eq(object[key], value) || value === undefined && !(key in object)) {\n baseAssignValue(object, key, value);\n }\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 */\n\n\n function assignValue(object, key, value) {\n var objValue = object[key];\n\n if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || value === undefined && !(key in object)) {\n baseAssignValue(object, key, value);\n }\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 */\n\n\n function assocIndexOf(array, key) {\n var length = array.length;\n\n while (length--) {\n if (eq(array[length][0], key)) {\n return length;\n }\n }\n\n return -1;\n }\n /**\n * Aggregates elements of `collection` on `accumulator` with keys transformed\n * by `iteratee` and values set by `setter`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n\n\n function baseAggregator(collection, setter, iteratee, accumulator) {\n baseEach(collection, function (value, key, collection) {\n setter(accumulator, value, iteratee(value), collection);\n });\n return accumulator;\n }\n /**\n * The base implementation of `_.assign` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n\n\n function baseAssign(object, source) {\n return object && copyObject(source, keys(source), object);\n }\n /**\n * The base implementation of `_.assignIn` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n\n\n function baseAssignIn(object, source) {\n return object && copyObject(source, keysIn(source), object);\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 */\n\n\n function baseAssignValue(object, key, value) {\n if (key == '__proto__' && defineProperty) {\n defineProperty(object, key, {\n 'configurable': true,\n 'enumerable': true,\n 'value': value,\n 'writable': true\n });\n } else {\n object[key] = value;\n }\n }\n /**\n * The base implementation of `_.at` without support for individual paths.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {string[]} paths The property paths to pick.\n * @returns {Array} Returns the picked elements.\n */\n\n\n function baseAt(object, paths) {\n var index = -1,\n length = paths.length,\n result = Array(length),\n skip = object == null;\n\n while (++index < length) {\n result[index] = skip ? undefined : get(object, paths[index]);\n }\n\n return result;\n }\n /**\n * The base implementation of `_.clamp` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n */\n\n\n function baseClamp(number, lower, upper) {\n if (number === number) {\n if (upper !== undefined) {\n number = number <= upper ? number : upper;\n }\n\n if (lower !== undefined) {\n number = number >= lower ? number : lower;\n }\n }\n\n return number;\n }\n /**\n * The base implementation of `_.clone` and `_.cloneDeep` which tracks\n * traversed objects.\n *\n * @private\n * @param {*} value The value to clone.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Deep clone\n * 2 - Flatten inherited properties\n * 4 - Clone symbols\n * @param {Function} [customizer] The function to customize cloning.\n * @param {string} [key] The key of `value`.\n * @param {Object} [object] The parent object of `value`.\n * @param {Object} [stack] Tracks traversed objects and their clone counterparts.\n * @returns {*} Returns the cloned value.\n */\n\n\n function baseClone(value, bitmask, customizer, key, object, stack) {\n var result,\n isDeep = bitmask & CLONE_DEEP_FLAG,\n isFlat = bitmask & CLONE_FLAT_FLAG,\n isFull = bitmask & CLONE_SYMBOLS_FLAG;\n\n if (customizer) {\n result = object ? customizer(value, key, object, stack) : customizer(value);\n }\n\n if (result !== undefined) {\n return result;\n }\n\n if (!isObject(value)) {\n return value;\n }\n\n var isArr = isArray(value);\n\n if (isArr) {\n result = initCloneArray(value);\n\n if (!isDeep) {\n return copyArray(value, result);\n }\n } else {\n var tag = getTag(value),\n isFunc = tag == funcTag || tag == genTag;\n\n if (isBuffer(value)) {\n return cloneBuffer(value, isDeep);\n }\n\n if (tag == objectTag || tag == argsTag || isFunc && !object) {\n result = isFlat || isFunc ? {} : initCloneObject(value);\n\n if (!isDeep) {\n return isFlat ? copySymbolsIn(value, baseAssignIn(result, value)) : copySymbols(value, baseAssign(result, value));\n }\n } else {\n if (!cloneableTags[tag]) {\n return object ? value : {};\n }\n\n result = initCloneByTag(value, tag, isDeep);\n }\n } // Check for circular references and return its corresponding clone.\n\n\n stack || (stack = new Stack());\n var stacked = stack.get(value);\n\n if (stacked) {\n return stacked;\n }\n\n stack.set(value, result);\n\n if (isSet(value)) {\n value.forEach(function (subValue) {\n result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));\n });\n } else if (isMap(value)) {\n value.forEach(function (subValue, key) {\n result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n }\n\n var keysFunc = isFull ? isFlat ? getAllKeysIn : getAllKeys : isFlat ? keysIn : keys;\n var props = isArr ? undefined : keysFunc(value);\n arrayEach(props || value, function (subValue, key) {\n if (props) {\n key = subValue;\n subValue = value[key];\n } // Recursively populate clone (susceptible to call stack limits).\n\n\n assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n return result;\n }\n /**\n * The base implementation of `_.conforms` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property predicates to conform to.\n * @returns {Function} Returns the new spec function.\n */\n\n\n function baseConforms(source) {\n var props = keys(source);\n return function (object) {\n return baseConformsTo(object, source, props);\n };\n }\n /**\n * The base implementation of `_.conformsTo` which accepts `props` to check.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n */\n\n\n function baseConformsTo(object, source, props) {\n var length = props.length;\n\n if (object == null) {\n return !length;\n }\n\n object = Object(object);\n\n while (length--) {\n var key = props[length],\n predicate = source[key],\n value = object[key];\n\n if (value === undefined && !(key in object) || !predicate(value)) {\n return false;\n }\n }\n\n return true;\n }\n /**\n * The base implementation of `_.delay` and `_.defer` which accepts `args`\n * to provide to `func`.\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {Array} args The arguments to provide to `func`.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n\n\n function baseDelay(func, wait, args) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n return setTimeout(function () {\n func.apply(undefined, args);\n }, wait);\n }\n /**\n * The base implementation of methods like `_.difference` without support\n * for excluding multiple arrays or iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Array} values The values to exclude.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n */\n\n\n function baseDifference(array, values, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n isCommon = true,\n length = array.length,\n result = [],\n valuesLength = values.length;\n\n if (!length) {\n return result;\n }\n\n if (iteratee) {\n values = arrayMap(values, baseUnary(iteratee));\n }\n\n if (comparator) {\n includes = arrayIncludesWith;\n isCommon = false;\n } else if (values.length >= LARGE_ARRAY_SIZE) {\n includes = cacheHas;\n isCommon = false;\n values = new SetCache(values);\n }\n\n outer: while (++index < length) {\n var value = array[index],\n computed = iteratee == null ? value : iteratee(value);\n value = comparator || value !== 0 ? value : 0;\n\n if (isCommon && computed === computed) {\n var valuesIndex = valuesLength;\n\n while (valuesIndex--) {\n if (values[valuesIndex] === computed) {\n continue outer;\n }\n }\n\n result.push(value);\n } else if (!includes(values, computed, comparator)) {\n result.push(value);\n }\n }\n\n return result;\n }\n /**\n * The base implementation of `_.forEach` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n\n\n var baseEach = createBaseEach(baseForOwn);\n /**\n * The base implementation of `_.forEachRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n\n var baseEachRight = createBaseEach(baseForOwnRight, true);\n /**\n * The base implementation of `_.every` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`\n */\n\n function baseEvery(collection, predicate) {\n var result = true;\n baseEach(collection, function (value, index, collection) {\n result = !!predicate(value, index, collection);\n return result;\n });\n return result;\n }\n /**\n * The base implementation of methods like `_.max` and `_.min` which accepts a\n * `comparator` to determine the extremum value.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The iteratee invoked per iteration.\n * @param {Function} comparator The comparator used to compare values.\n * @returns {*} Returns the extremum value.\n */\n\n\n function baseExtremum(array, iteratee, comparator) {\n var index = -1,\n length = array.length;\n\n while (++index < length) {\n var value = array[index],\n current = iteratee(value);\n\n if (current != null && (computed === undefined ? current === current && !isSymbol(current) : comparator(current, computed))) {\n var computed = current,\n result = value;\n }\n }\n\n return result;\n }\n /**\n * The base implementation of `_.fill` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n */\n\n\n function baseFill(array, value, start, end) {\n var length = array.length;\n start = toInteger(start);\n\n if (start < 0) {\n start = -start > length ? 0 : length + start;\n }\n\n end = end === undefined || end > length ? length : toInteger(end);\n\n if (end < 0) {\n end += length;\n }\n\n end = start > end ? 0 : toLength(end);\n\n while (start < end) {\n array[start++] = value;\n }\n\n return array;\n }\n /**\n * The base implementation of `_.filter` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n\n\n function baseFilter(collection, predicate) {\n var result = [];\n baseEach(collection, function (value, index, collection) {\n if (predicate(value, index, collection)) {\n result.push(value);\n }\n });\n return result;\n }\n /**\n * The base implementation of `_.flatten` with support for restricting flattening.\n *\n * @private\n * @param {Array} array The array to flatten.\n * @param {number} depth The maximum recursion depth.\n * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.\n * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.\n * @param {Array} [result=[]] The initial result value.\n * @returns {Array} Returns the new flattened array.\n */\n\n\n function baseFlatten(array, depth, predicate, isStrict, result) {\n var index = -1,\n length = array.length;\n predicate || (predicate = isFlattenable);\n result || (result = []);\n\n while (++index < length) {\n var value = array[index];\n\n if (depth > 0 && predicate(value)) {\n if (depth > 1) {\n // Recursively flatten arrays (susceptible to call stack limits).\n baseFlatten(value, depth - 1, predicate, isStrict, result);\n } else {\n arrayPush(result, value);\n }\n } else if (!isStrict) {\n result[result.length] = value;\n }\n }\n\n return result;\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 */\n\n\n var baseFor = createBaseFor();\n /**\n * This function is like `baseFor` except that it iterates over properties\n * in the opposite order.\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 */\n\n var baseForRight = createBaseFor(true);\n /**\n * The base implementation of `_.forOwn` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n\n function baseForOwn(object, iteratee) {\n return object && baseFor(object, iteratee, keys);\n }\n /**\n * The base implementation of `_.forOwnRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n\n\n function baseForOwnRight(object, iteratee) {\n return object && baseForRight(object, iteratee, keys);\n }\n /**\n * The base implementation of `_.functions` which creates an array of\n * `object` function property names filtered from `props`.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Array} props The property names to filter.\n * @returns {Array} Returns the function names.\n */\n\n\n function baseFunctions(object, props) {\n return arrayFilter(props, function (key) {\n return isFunction(object[key]);\n });\n }\n /**\n * The base implementation of `_.get` without support for default values.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @returns {*} Returns the resolved value.\n */\n\n\n function baseGet(object, path) {\n path = castPath(path, object);\n var index = 0,\n length = path.length;\n\n while (object != null && index < length) {\n object = object[toKey(path[index++])];\n }\n\n return index && index == length ? object : undefined;\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 */\n\n\n function baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray(object) ? result : arrayPush(result, symbolsFunc(object));\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 */\n\n\n function baseGetTag(value) {\n if (value == null) {\n return value === undefined ? undefinedTag : nullTag;\n }\n\n return symToStringTag && symToStringTag in Object(value) ? getRawTag(value) : objectToString(value);\n }\n /**\n * The base implementation of `_.gt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n */\n\n\n function baseGt(value, other) {\n return value > other;\n }\n /**\n * The base implementation of `_.has` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n\n\n function baseHas(object, key) {\n return object != null && hasOwnProperty.call(object, key);\n }\n /**\n * The base implementation of `_.hasIn` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n\n\n function baseHasIn(object, key) {\n return object != null && key in Object(object);\n }\n /**\n * The base implementation of `_.inRange` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to check.\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n */\n\n\n function baseInRange(number, start, end) {\n return number >= nativeMin(start, end) && number < nativeMax(start, end);\n }\n /**\n * The base implementation of methods like `_.intersection`, without support\n * for iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of shared values.\n */\n\n\n function baseIntersection(arrays, iteratee, comparator) {\n var includes = comparator ? arrayIncludesWith : arrayIncludes,\n length = arrays[0].length,\n othLength = arrays.length,\n othIndex = othLength,\n caches = Array(othLength),\n maxLength = Infinity,\n result = [];\n\n while (othIndex--) {\n var array = arrays[othIndex];\n\n if (othIndex && iteratee) {\n array = arrayMap(array, baseUnary(iteratee));\n }\n\n maxLength = nativeMin(array.length, maxLength);\n caches[othIndex] = !comparator && (iteratee || length >= 120 && array.length >= 120) ? new SetCache(othIndex && array) : undefined;\n }\n\n array = arrays[0];\n var index = -1,\n seen = caches[0];\n\n outer: while (++index < length && result.length < maxLength) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n value = comparator || value !== 0 ? value : 0;\n\n if (!(seen ? cacheHas(seen, computed) : includes(result, computed, comparator))) {\n othIndex = othLength;\n\n while (--othIndex) {\n var cache = caches[othIndex];\n\n if (!(cache ? cacheHas(cache, computed) : includes(arrays[othIndex], computed, comparator))) {\n continue outer;\n }\n }\n\n if (seen) {\n seen.push(computed);\n }\n\n result.push(value);\n }\n }\n\n return result;\n }\n /**\n * The base implementation of `_.invert` and `_.invertBy` which inverts\n * `object` with values transformed by `iteratee` and set by `setter`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform values.\n * @param {Object} accumulator The initial inverted object.\n * @returns {Function} Returns `accumulator`.\n */\n\n\n function baseInverter(object, setter, iteratee, accumulator) {\n baseForOwn(object, function (value, key, object) {\n setter(accumulator, iteratee(value), key, object);\n });\n return accumulator;\n }\n /**\n * The base implementation of `_.invoke` without support for individual\n * method arguments.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {Array} args The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n */\n\n\n function baseInvoke(object, path, args) {\n path = castPath(path, object);\n object = parent(object, path);\n var func = object == null ? object : object[toKey(last(path))];\n return func == null ? undefined : apply(func, object, args);\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 */\n\n\n function baseIsArguments(value) {\n return isObjectLike(value) && baseGetTag(value) == argsTag;\n }\n /**\n * The base implementation of `_.isArrayBuffer` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n */\n\n\n function baseIsArrayBuffer(value) {\n return isObjectLike(value) && baseGetTag(value) == arrayBufferTag;\n }\n /**\n * The base implementation of `_.isDate` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n */\n\n\n function baseIsDate(value) {\n return isObjectLike(value) && baseGetTag(value) == dateTag;\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 */\n\n\n function baseIsEqual(value, other, bitmask, customizer, stack) {\n if (value === other) {\n return true;\n }\n\n if (value == null || other == null || !isObjectLike(value) && !isObjectLike(other)) {\n return value !== value && other !== other;\n }\n\n return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);\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 */\n\n\n function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {\n var objIsArr = isArray(object),\n othIsArr = isArray(other),\n objTag = objIsArr ? arrayTag : getTag(object),\n othTag = othIsArr ? arrayTag : getTag(other);\n objTag = objTag == argsTag ? objectTag : objTag;\n othTag = othTag == argsTag ? objectTag : othTag;\n var objIsObj = objTag == objectTag,\n othIsObj = othTag == objectTag,\n isSameTag = objTag == othTag;\n\n if (isSameTag && isBuffer(object)) {\n if (!isBuffer(other)) {\n return false;\n }\n\n objIsArr = true;\n objIsObj = false;\n }\n\n if (isSameTag && !objIsObj) {\n stack || (stack = new Stack());\n return objIsArr || isTypedArray(object) ? equalArrays(object, other, bitmask, customizer, equalFunc, stack) : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);\n }\n\n if (!(bitmask & COMPARE_PARTIAL_FLAG)) {\n var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),\n othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');\n\n if (objIsWrapped || othIsWrapped) {\n var objUnwrapped = objIsWrapped ? object.value() : object,\n othUnwrapped = othIsWrapped ? other.value() : other;\n stack || (stack = new Stack());\n return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);\n }\n }\n\n if (!isSameTag) {\n return false;\n }\n\n stack || (stack = new Stack());\n return equalObjects(object, other, bitmask, customizer, equalFunc, stack);\n }\n /**\n * The base implementation of `_.isMap` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n */\n\n\n function baseIsMap(value) {\n return isObjectLike(value) && getTag(value) == mapTag;\n }\n /**\n * The base implementation of `_.isMatch` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Array} matchData The property names, values, and compare flags to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n */\n\n\n function baseIsMatch(object, source, matchData, customizer) {\n var index = matchData.length,\n length = index,\n noCustomizer = !customizer;\n\n if (object == null) {\n return !length;\n }\n\n object = Object(object);\n\n while (index--) {\n var data = matchData[index];\n\n if (noCustomizer && data[2] ? data[1] !== object[data[0]] : !(data[0] in object)) {\n return false;\n }\n }\n\n while (++index < length) {\n data = matchData[index];\n var key = data[0],\n objValue = object[key],\n srcValue = data[1];\n\n if (noCustomizer && data[2]) {\n if (objValue === undefined && !(key in object)) {\n return false;\n }\n } else {\n var stack = new Stack();\n\n if (customizer) {\n var result = customizer(objValue, srcValue, key, object, source, stack);\n }\n\n if (!(result === undefined ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack) : result)) {\n return false;\n }\n }\n }\n\n return true;\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 */\n\n\n function baseIsNative(value) {\n if (!isObject(value) || isMasked(value)) {\n return false;\n }\n\n var pattern = isFunction(value) ? reIsNative : reIsHostCtor;\n return pattern.test(toSource(value));\n }\n /**\n * The base implementation of `_.isRegExp` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n */\n\n\n function baseIsRegExp(value) {\n return isObjectLike(value) && baseGetTag(value) == regexpTag;\n }\n /**\n * The base implementation of `_.isSet` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n */\n\n\n function baseIsSet(value) {\n return isObjectLike(value) && getTag(value) == setTag;\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 */\n\n\n function baseIsTypedArray(value) {\n return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n }\n /**\n * The base implementation of `_.iteratee`.\n *\n * @private\n * @param {*} [value=_.identity] The value to convert to an iteratee.\n * @returns {Function} Returns the iteratee.\n */\n\n\n function baseIteratee(value) {\n // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.\n // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.\n if (typeof value == 'function') {\n return value;\n }\n\n if (value == null) {\n return identity;\n }\n\n if (typeof value == 'object') {\n return isArray(value) ? baseMatchesProperty(value[0], value[1]) : baseMatches(value);\n }\n\n return property(value);\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 */\n\n\n function baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n\n var result = [];\n\n for (var key in Object(object)) {\n if (hasOwnProperty.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n\n return result;\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 */\n\n\n function baseKeysIn(object) {\n if (!isObject(object)) {\n return nativeKeysIn(object);\n }\n\n var isProto = isPrototype(object),\n result = [];\n\n for (var key in object) {\n if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {\n result.push(key);\n }\n }\n\n return result;\n }\n /**\n * The base implementation of `_.lt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n */\n\n\n function baseLt(value, other) {\n return value < other;\n }\n /**\n * The base implementation of `_.map` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n\n\n function baseMap(collection, iteratee) {\n var index = -1,\n result = isArrayLike(collection) ? Array(collection.length) : [];\n baseEach(collection, function (value, key, collection) {\n result[++index] = iteratee(value, key, collection);\n });\n return result;\n }\n /**\n * The base implementation of `_.matches` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property values to match.\n * @returns {Function} Returns the new spec function.\n */\n\n\n function baseMatches(source) {\n var matchData = getMatchData(source);\n\n if (matchData.length == 1 && matchData[0][2]) {\n return matchesStrictComparable(matchData[0][0], matchData[0][1]);\n }\n\n return function (object) {\n return object === source || baseIsMatch(object, source, matchData);\n };\n }\n /**\n * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.\n *\n * @private\n * @param {string} path The path of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n\n\n function baseMatchesProperty(path, srcValue) {\n if (isKey(path) && isStrictComparable(srcValue)) {\n return matchesStrictComparable(toKey(path), srcValue);\n }\n\n return function (object) {\n var objValue = get(object, path);\n return objValue === undefined && objValue === srcValue ? hasIn(object, path) : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG);\n };\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 */\n\n\n function baseMerge(object, source, srcIndex, customizer, stack) {\n if (object === source) {\n return;\n }\n\n baseFor(source, function (srcValue, key) {\n stack || (stack = new Stack());\n\n if (isObject(srcValue)) {\n baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);\n } else {\n var newValue = customizer ? customizer(safeGet(object, key), srcValue, key + '', object, source, stack) : undefined;\n\n if (newValue === undefined) {\n newValue = srcValue;\n }\n\n assignMergeValue(object, key, newValue);\n }\n }, keysIn);\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 */\n\n\n function 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\n var newValue = customizer ? customizer(objValue, srcValue, key + '', object, source, stack) : undefined;\n var isCommon = newValue === undefined;\n\n if (isCommon) {\n var isArr = isArray(srcValue),\n isBuff = !isArr && isBuffer(srcValue),\n isTyped = !isArr && !isBuff && isTypedArray(srcValue);\n newValue = srcValue;\n\n if (isArr || isBuff || isTyped) {\n if (isArray(objValue)) {\n newValue = objValue;\n } else if (isArrayLikeObject(objValue)) {\n newValue = copyArray(objValue);\n } else if (isBuff) {\n isCommon = false;\n newValue = cloneBuffer(srcValue, true);\n } else if (isTyped) {\n isCommon = false;\n newValue = cloneTypedArray(srcValue, true);\n } else {\n newValue = [];\n }\n } else if (isPlainObject(srcValue) || isArguments(srcValue)) {\n newValue = objValue;\n\n if (isArguments(objValue)) {\n newValue = toPlainObject(objValue);\n } else if (!isObject(objValue) || isFunction(objValue)) {\n newValue = initCloneObject(srcValue);\n }\n } else {\n isCommon = false;\n }\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\n assignMergeValue(object, key, newValue);\n }\n /**\n * The base implementation of `_.nth` which doesn't coerce arguments.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {number} n The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n */\n\n\n function baseNth(array, n) {\n var length = array.length;\n\n if (!length) {\n return;\n }\n\n n += n < 0 ? length : 0;\n return isIndex(n, length) ? array[n] : undefined;\n }\n /**\n * The base implementation of `_.orderBy` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.\n * @param {string[]} orders The sort orders of `iteratees`.\n * @returns {Array} Returns the new sorted array.\n */\n\n\n function baseOrderBy(collection, iteratees, orders) {\n var index = -1;\n iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(getIteratee()));\n var result = baseMap(collection, function (value, key, collection) {\n var criteria = arrayMap(iteratees, function (iteratee) {\n return iteratee(value);\n });\n return {\n 'criteria': criteria,\n 'index': ++index,\n 'value': value\n };\n });\n return baseSortBy(result, function (object, other) {\n return compareMultiple(object, other, orders);\n });\n }\n /**\n * The base implementation of `_.pick` without support for individual\n * property identifiers.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @returns {Object} Returns the new object.\n */\n\n\n function basePick(object, paths) {\n return basePickBy(object, paths, function (value, path) {\n return hasIn(object, path);\n });\n }\n /**\n * The base implementation of `_.pickBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @param {Function} predicate The function invoked per property.\n * @returns {Object} Returns the new object.\n */\n\n\n function basePickBy(object, paths, predicate) {\n var index = -1,\n length = paths.length,\n result = {};\n\n while (++index < length) {\n var path = paths[index],\n value = baseGet(object, path);\n\n if (predicate(value, path)) {\n baseSet(result, castPath(path, object), value);\n }\n }\n\n return result;\n }\n /**\n * A specialized version of `baseProperty` which supports deep paths.\n *\n * @private\n * @param {Array|string} path The path of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n\n\n function basePropertyDeep(path) {\n return function (object) {\n return baseGet(object, path);\n };\n }\n /**\n * The base implementation of `_.pullAllBy` without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n */\n\n\n function basePullAll(array, values, iteratee, comparator) {\n var indexOf = comparator ? baseIndexOfWith : baseIndexOf,\n index = -1,\n length = values.length,\n seen = array;\n\n if (array === values) {\n values = copyArray(values);\n }\n\n if (iteratee) {\n seen = arrayMap(array, baseUnary(iteratee));\n }\n\n while (++index < length) {\n var fromIndex = 0,\n value = values[index],\n computed = iteratee ? iteratee(value) : value;\n\n while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) {\n if (seen !== array) {\n splice.call(seen, fromIndex, 1);\n }\n\n splice.call(array, fromIndex, 1);\n }\n }\n\n return array;\n }\n /**\n * The base implementation of `_.pullAt` without support for individual\n * indexes or capturing the removed elements.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {number[]} indexes The indexes of elements to remove.\n * @returns {Array} Returns `array`.\n */\n\n\n function basePullAt(array, indexes) {\n var length = array ? indexes.length : 0,\n lastIndex = length - 1;\n\n while (length--) {\n var index = indexes[length];\n\n if (length == lastIndex || index !== previous) {\n var previous = index;\n\n if (isIndex(index)) {\n splice.call(array, index, 1);\n } else {\n baseUnset(array, index);\n }\n }\n }\n\n return array;\n }\n /**\n * The base implementation of `_.random` without support for returning\n * floating-point numbers.\n *\n * @private\n * @param {number} lower The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the random number.\n */\n\n\n function baseRandom(lower, upper) {\n return lower + nativeFloor(nativeRandom() * (upper - lower + 1));\n }\n /**\n * The base implementation of `_.range` and `_.rangeRight` which doesn't\n * coerce arguments.\n *\n * @private\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @param {number} step The value to increment or decrement by.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the range of numbers.\n */\n\n\n function baseRange(start, end, step, fromRight) {\n var index = -1,\n length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),\n result = Array(length);\n\n while (length--) {\n result[fromRight ? length : ++index] = start;\n start += step;\n }\n\n return result;\n }\n /**\n * The base implementation of `_.repeat` which doesn't coerce arguments.\n *\n * @private\n * @param {string} string The string to repeat.\n * @param {number} n The number of times to repeat the string.\n * @returns {string} Returns the repeated string.\n */\n\n\n function baseRepeat(string, n) {\n var result = '';\n\n if (!string || n < 1 || n > MAX_SAFE_INTEGER) {\n return result;\n } // Leverage the exponentiation by squaring algorithm for a faster repeat.\n // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details.\n\n\n do {\n if (n % 2) {\n result += string;\n }\n\n n = nativeFloor(n / 2);\n\n if (n) {\n string += string;\n }\n } while (n);\n\n return result;\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 */\n\n\n function baseRest(func, start) {\n return setToString(overRest(func, start, identity), func + '');\n }\n /**\n * The base implementation of `_.sample`.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n */\n\n\n function baseSample(collection) {\n return arraySample(values(collection));\n }\n /**\n * The base implementation of `_.sampleSize` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n\n\n function baseSampleSize(collection, n) {\n var array = values(collection);\n return shuffleSelf(array, baseClamp(n, 0, array.length));\n }\n /**\n * The base implementation of `_.set`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n\n\n function baseSet(object, path, value, customizer) {\n if (!isObject(object)) {\n return object;\n }\n\n path = castPath(path, object);\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n nested = object;\n\n while (nested != null && ++index < length) {\n var key = toKey(path[index]),\n newValue = value;\n\n if (index != lastIndex) {\n var objValue = nested[key];\n newValue = customizer ? customizer(objValue, key, nested) : undefined;\n\n if (newValue === undefined) {\n newValue = isObject(objValue) ? objValue : isIndex(path[index + 1]) ? [] : {};\n }\n }\n\n assignValue(nested, key, newValue);\n nested = nested[key];\n }\n\n return object;\n }\n /**\n * The base implementation of `setData` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n\n\n var baseSetData = !metaMap ? identity : function (func, data) {\n metaMap.set(func, data);\n return func;\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 */\n\n var baseSetToString = !defineProperty ? identity : function (func, string) {\n return defineProperty(func, 'toString', {\n 'configurable': true,\n 'enumerable': false,\n 'value': constant(string),\n 'writable': true\n });\n };\n /**\n * The base implementation of `_.shuffle`.\n *\n * @private\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n\n function baseShuffle(collection) {\n return shuffleSelf(values(collection));\n }\n /**\n * The base implementation of `_.slice` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n\n\n function baseSlice(array, start, end) {\n var index = -1,\n length = array.length;\n\n if (start < 0) {\n start = -start > length ? 0 : length + start;\n }\n\n end = end > length ? length : end;\n\n if (end < 0) {\n end += length;\n }\n\n length = start > end ? 0 : end - start >>> 0;\n start >>>= 0;\n var result = Array(length);\n\n while (++index < length) {\n result[index] = array[index + start];\n }\n\n return result;\n }\n /**\n * The base implementation of `_.some` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection 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 */\n\n\n function baseSome(collection, predicate) {\n var result;\n baseEach(collection, function (value, index, collection) {\n result = predicate(value, index, collection);\n return !result;\n });\n return !!result;\n }\n /**\n * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which\n * performs a binary search of `array` to determine the index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n\n\n function baseSortedIndex(array, value, retHighest) {\n var low = 0,\n high = array == null ? low : array.length;\n\n if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {\n while (low < high) {\n var mid = low + high >>> 1,\n computed = array[mid];\n\n if (computed !== null && !isSymbol(computed) && (retHighest ? computed <= value : computed < value)) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n\n return high;\n }\n\n return baseSortedIndexBy(array, value, identity, retHighest);\n }\n /**\n * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy`\n * which invokes `iteratee` for `value` and each element of `array` to compute\n * their sort ranking. The iteratee is invoked with one argument; (value).\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} iteratee The iteratee invoked per element.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n\n\n function baseSortedIndexBy(array, value, iteratee, retHighest) {\n value = iteratee(value);\n var low = 0,\n high = array == null ? 0 : array.length,\n valIsNaN = value !== value,\n valIsNull = value === null,\n valIsSymbol = isSymbol(value),\n valIsUndefined = value === undefined;\n\n while (low < high) {\n var mid = nativeFloor((low + high) / 2),\n computed = iteratee(array[mid]),\n othIsDefined = computed !== undefined,\n othIsNull = computed === null,\n othIsReflexive = computed === computed,\n othIsSymbol = isSymbol(computed);\n\n if (valIsNaN) {\n var setLow = retHighest || othIsReflexive;\n } else if (valIsUndefined) {\n setLow = othIsReflexive && (retHighest || othIsDefined);\n } else if (valIsNull) {\n setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull);\n } else if (valIsSymbol) {\n setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol);\n } else if (othIsNull || othIsSymbol) {\n setLow = false;\n } else {\n setLow = retHighest ? computed <= value : computed < value;\n }\n\n if (setLow) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n\n return nativeMin(high, MAX_ARRAY_INDEX);\n }\n /**\n * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n\n\n function baseSortedUniq(array, iteratee) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n if (!index || !eq(computed, seen)) {\n var seen = computed;\n result[resIndex++] = value === 0 ? 0 : value;\n }\n }\n\n return result;\n }\n /**\n * The base implementation of `_.toNumber` which doesn't ensure correct\n * conversions of binary, hexadecimal, or octal string values.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n */\n\n\n function baseToNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n\n if (isSymbol(value)) {\n return NAN;\n }\n\n return +value;\n }\n /**\n * The base implementation of `_.toString` which doesn't convert nullish\n * values to empty strings.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {string} Returns the string.\n */\n\n\n function baseToString(value) {\n // Exit early for strings to avoid a performance hit in some environments.\n if (typeof value == 'string') {\n return value;\n }\n\n if (isArray(value)) {\n // Recursively convert values (susceptible to call stack limits).\n return arrayMap(value, baseToString) + '';\n }\n\n if (isSymbol(value)) {\n return symbolToString ? symbolToString.call(value) : '';\n }\n\n var result = value + '';\n return result == '0' && 1 / value == -INFINITY ? '-0' : result;\n }\n /**\n * The base implementation of `_.uniqBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n\n\n function baseUniq(array, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n length = array.length,\n isCommon = true,\n result = [],\n seen = result;\n\n if (comparator) {\n isCommon = false;\n includes = arrayIncludesWith;\n } else if (length >= LARGE_ARRAY_SIZE) {\n var set = iteratee ? null : createSet(array);\n\n if (set) {\n return setToArray(set);\n }\n\n isCommon = false;\n includes = cacheHas;\n seen = new SetCache();\n } else {\n seen = iteratee ? [] : result;\n }\n\n outer: while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n value = comparator || value !== 0 ? value : 0;\n\n if (isCommon && computed === computed) {\n var seenIndex = seen.length;\n\n while (seenIndex--) {\n if (seen[seenIndex] === computed) {\n continue outer;\n }\n }\n\n if (iteratee) {\n seen.push(computed);\n }\n\n result.push(value);\n } else if (!includes(seen, computed, comparator)) {\n if (seen !== result) {\n seen.push(computed);\n }\n\n result.push(value);\n }\n }\n\n return result;\n }\n /**\n * The base implementation of `_.unset`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The property path to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n */\n\n\n function baseUnset(object, path) {\n path = castPath(path, object);\n object = parent(object, path);\n return object == null || delete object[toKey(last(path))];\n }\n /**\n * The base implementation of `_.update`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to update.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n\n\n function baseUpdate(object, path, updater, customizer) {\n return baseSet(object, path, updater(baseGet(object, path)), customizer);\n }\n /**\n * The base implementation of methods like `_.dropWhile` and `_.takeWhile`\n * without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {Function} predicate The function invoked per iteration.\n * @param {boolean} [isDrop] Specify dropping elements instead of taking them.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the slice of `array`.\n */\n\n\n function baseWhile(array, predicate, isDrop, fromRight) {\n var length = array.length,\n index = fromRight ? length : -1;\n\n while ((fromRight ? index-- : ++index < length) && predicate(array[index], index, array)) {}\n\n return isDrop ? baseSlice(array, fromRight ? 0 : index, fromRight ? index + 1 : length) : baseSlice(array, fromRight ? index + 1 : 0, fromRight ? length : index);\n }\n /**\n * The base implementation of `wrapperValue` which returns the result of\n * performing a sequence of actions on the unwrapped `value`, where each\n * successive action is supplied the return value of the previous.\n *\n * @private\n * @param {*} value The unwrapped value.\n * @param {Array} actions Actions to perform to resolve the unwrapped value.\n * @returns {*} Returns the resolved value.\n */\n\n\n function baseWrapperValue(value, actions) {\n var result = value;\n\n if (result instanceof LazyWrapper) {\n result = result.value();\n }\n\n return arrayReduce(actions, function (result, action) {\n return action.func.apply(action.thisArg, arrayPush([result], action.args));\n }, result);\n }\n /**\n * The base implementation of methods like `_.xor`, without support for\n * iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of values.\n */\n\n\n function baseXor(arrays, iteratee, comparator) {\n var length = arrays.length;\n\n if (length < 2) {\n return length ? baseUniq(arrays[0]) : [];\n }\n\n var index = -1,\n result = Array(length);\n\n while (++index < length) {\n var array = arrays[index],\n othIndex = -1;\n\n while (++othIndex < length) {\n if (othIndex != index) {\n result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator);\n }\n }\n }\n\n return baseUniq(baseFlatten(result, 1), iteratee, comparator);\n }\n /**\n * This base implementation of `_.zipObject` which assigns values using `assignFunc`.\n *\n * @private\n * @param {Array} props The property identifiers.\n * @param {Array} values The property values.\n * @param {Function} assignFunc The function to assign values.\n * @returns {Object} Returns the new object.\n */\n\n\n function baseZipObject(props, values, assignFunc) {\n var index = -1,\n length = props.length,\n valsLength = values.length,\n result = {};\n\n while (++index < length) {\n var value = index < valsLength ? values[index] : undefined;\n assignFunc(result, props[index], value);\n }\n\n return result;\n }\n /**\n * Casts `value` to an empty array if it's not an array like object.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Array|Object} Returns the cast array-like object.\n */\n\n\n function castArrayLikeObject(value) {\n return isArrayLikeObject(value) ? value : [];\n }\n /**\n * Casts `value` to `identity` if it's not a function.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Function} Returns cast function.\n */\n\n\n function castFunction(value) {\n return typeof value == 'function' ? value : identity;\n }\n /**\n * Casts `value` to a path array if it's not one.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {Object} [object] The object to query keys on.\n * @returns {Array} Returns the cast property path array.\n */\n\n\n function castPath(value, object) {\n if (isArray(value)) {\n return value;\n }\n\n return isKey(value, object) ? [value] : stringToPath(toString(value));\n }\n /**\n * A `baseRest` alias which can be replaced with `identity` by module\n * replacement plugins.\n *\n * @private\n * @type {Function}\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n\n\n var castRest = baseRest;\n /**\n * Casts `array` to a slice if it's needed.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {number} start The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the cast slice.\n */\n\n function castSlice(array, start, end) {\n var length = array.length;\n end = end === undefined ? length : end;\n return !start && end >= length ? array : baseSlice(array, start, end);\n }\n /**\n * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).\n *\n * @private\n * @param {number|Object} id The timer id or timeout object of the timer to clear.\n */\n\n\n var clearTimeout = ctxClearTimeout || function (id) {\n return root.clearTimeout(id);\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 */\n\n\n function cloneBuffer(buffer, isDeep) {\n if (isDeep) {\n return buffer.slice();\n }\n\n var length = buffer.length,\n result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);\n buffer.copy(result);\n return result;\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 */\n\n\n function cloneArrayBuffer(arrayBuffer) {\n var result = new arrayBuffer.constructor(arrayBuffer.byteLength);\n new Uint8Array(result).set(new Uint8Array(arrayBuffer));\n return result;\n }\n /**\n * Creates a clone of `dataView`.\n *\n * @private\n * @param {Object} dataView The data view to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned data view.\n */\n\n\n function cloneDataView(dataView, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;\n return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);\n }\n /**\n * Creates a clone of `regexp`.\n *\n * @private\n * @param {Object} regexp The regexp to clone.\n * @returns {Object} Returns the cloned regexp.\n */\n\n\n function cloneRegExp(regexp) {\n var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));\n result.lastIndex = regexp.lastIndex;\n return result;\n }\n /**\n * Creates a clone of the `symbol` object.\n *\n * @private\n * @param {Object} symbol The symbol object to clone.\n * @returns {Object} Returns the cloned symbol object.\n */\n\n\n function cloneSymbol(symbol) {\n return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};\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 */\n\n\n function cloneTypedArray(typedArray, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;\n return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);\n }\n /**\n * Compares values to sort them in ascending order.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {number} Returns the sort order indicator for `value`.\n */\n\n\n function compareAscending(value, other) {\n if (value !== other) {\n var valIsDefined = value !== undefined,\n valIsNull = value === null,\n valIsReflexive = value === value,\n valIsSymbol = isSymbol(value);\n var othIsDefined = other !== undefined,\n othIsNull = other === null,\n othIsReflexive = other === other,\n othIsSymbol = isSymbol(other);\n\n if (!othIsNull && !othIsSymbol && !valIsSymbol && value > other || valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol || valIsNull && othIsDefined && othIsReflexive || !valIsDefined && othIsReflexive || !valIsReflexive) {\n return 1;\n }\n\n if (!valIsNull && !valIsSymbol && !othIsSymbol && value < other || othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol || othIsNull && valIsDefined && valIsReflexive || !othIsDefined && valIsReflexive || !othIsReflexive) {\n return -1;\n }\n }\n\n return 0;\n }\n /**\n * Used by `_.orderBy` to compare multiple properties of a value to another\n * and stable sort them.\n *\n * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,\n * specify an order of \"desc\" for descending or \"asc\" for ascending sort order\n * of corresponding values.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {boolean[]|string[]} orders The order to sort by for each property.\n * @returns {number} Returns the sort order indicator for `object`.\n */\n\n\n function compareMultiple(object, other, orders) {\n var index = -1,\n objCriteria = object.criteria,\n othCriteria = other.criteria,\n length = objCriteria.length,\n ordersLength = orders.length;\n\n while (++index < length) {\n var result = compareAscending(objCriteria[index], othCriteria[index]);\n\n if (result) {\n if (index >= ordersLength) {\n return result;\n }\n\n var order = orders[index];\n return result * (order == 'desc' ? -1 : 1);\n }\n } // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications\n // that causes it, under certain circumstances, to provide the same value for\n // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247\n // for more details.\n //\n // This also ensures a stable sort in V8 and other engines.\n // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.\n\n\n return object.index - other.index;\n }\n /**\n * Creates an array that is the composition of partially applied arguments,\n * placeholders, and provided arguments into a single array of arguments.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to prepend to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n\n\n function composeArgs(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersLength = holders.length,\n leftIndex = -1,\n leftLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(leftLength + rangeLength),\n isUncurried = !isCurried;\n\n while (++leftIndex < leftLength) {\n result[leftIndex] = partials[leftIndex];\n }\n\n while (++argsIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[holders[argsIndex]] = args[argsIndex];\n }\n }\n\n while (rangeLength--) {\n result[leftIndex++] = args[argsIndex++];\n }\n\n return result;\n }\n /**\n * This function is like `composeArgs` except that the arguments composition\n * is tailored for `_.partialRight`.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to append to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n\n\n function composeArgsRight(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersIndex = -1,\n holdersLength = holders.length,\n rightIndex = -1,\n rightLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(rangeLength + rightLength),\n isUncurried = !isCurried;\n\n while (++argsIndex < rangeLength) {\n result[argsIndex] = args[argsIndex];\n }\n\n var offset = argsIndex;\n\n while (++rightIndex < rightLength) {\n result[offset + rightIndex] = partials[rightIndex];\n }\n\n while (++holdersIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[offset + holders[holdersIndex]] = args[argsIndex++];\n }\n }\n\n return result;\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 */\n\n\n function copyArray(source, array) {\n var index = -1,\n length = source.length;\n array || (array = Array(length));\n\n while (++index < length) {\n array[index] = source[index];\n }\n\n return array;\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 */\n\n\n function copyObject(source, props, object, customizer) {\n var isNew = !object;\n object || (object = {});\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n var newValue = customizer ? customizer(object[key], source[key], key, object, source) : undefined;\n\n if (newValue === undefined) {\n newValue = source[key];\n }\n\n if (isNew) {\n baseAssignValue(object, key, newValue);\n } else {\n assignValue(object, key, newValue);\n }\n }\n\n return object;\n }\n /**\n * Copies own symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n\n\n function copySymbols(source, object) {\n return copyObject(source, getSymbols(source), object);\n }\n /**\n * Copies own and inherited symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n\n\n function copySymbolsIn(source, object) {\n return copyObject(source, getSymbolsIn(source), object);\n }\n /**\n * Creates a function like `_.groupBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} [initializer] The accumulator object initializer.\n * @returns {Function} Returns the new aggregator function.\n */\n\n\n function createAggregator(setter, initializer) {\n return function (collection, iteratee) {\n var func = isArray(collection) ? arrayAggregator : baseAggregator,\n accumulator = initializer ? initializer() : {};\n return func(collection, setter, getIteratee(iteratee, 2), accumulator);\n };\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 */\n\n\n function 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 customizer = assigner.length > 3 && typeof customizer == 'function' ? (length--, customizer) : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n customizer = length < 3 ? undefined : customizer;\n length = 1;\n }\n\n object = Object(object);\n\n while (++index < length) {\n var source = sources[index];\n\n if (source) {\n assigner(object, source, index, customizer);\n }\n }\n\n return object;\n });\n }\n /**\n * Creates a `baseEach` or `baseEachRight` function.\n *\n * @private\n * @param {Function} eachFunc The function to iterate over a collection.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n\n\n function createBaseEach(eachFunc, fromRight) {\n return function (collection, iteratee) {\n if (collection == null) {\n return collection;\n }\n\n if (!isArrayLike(collection)) {\n return eachFunc(collection, iteratee);\n }\n\n var length = collection.length,\n index = fromRight ? length : -1,\n iterable = Object(collection);\n\n while (fromRight ? index-- : ++index < length) {\n if (iteratee(iterable[index], index, iterable) === false) {\n break;\n }\n }\n\n return collection;\n };\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 */\n\n\n function 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\n if (iteratee(iterable[key], key, iterable) === false) {\n break;\n }\n }\n\n return object;\n };\n }\n /**\n * Creates a function that wraps `func` to invoke it with the optional `this`\n * binding of `thisArg`.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createBind(func, bitmask, thisArg) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var fn = this && this !== root && this instanceof wrapper ? Ctor : func;\n return fn.apply(isBind ? thisArg : this, arguments);\n }\n\n return wrapper;\n }\n /**\n * Creates a function like `_.lowerFirst`.\n *\n * @private\n * @param {string} methodName The name of the `String` case method to use.\n * @returns {Function} Returns the new case function.\n */\n\n\n function createCaseFirst(methodName) {\n return function (string) {\n string = toString(string);\n var strSymbols = hasUnicode(string) ? stringToArray(string) : undefined;\n var chr = strSymbols ? strSymbols[0] : string.charAt(0);\n var trailing = strSymbols ? castSlice(strSymbols, 1).join('') : string.slice(1);\n return chr[methodName]() + trailing;\n };\n }\n /**\n * Creates a function like `_.camelCase`.\n *\n * @private\n * @param {Function} callback The function to combine each word.\n * @returns {Function} Returns the new compounder function.\n */\n\n\n function createCompounder(callback) {\n return function (string) {\n return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');\n };\n }\n /**\n * Creates a function that produces an instance of `Ctor` regardless of\n * whether it was invoked as part of a `new` expression or by `call` or `apply`.\n *\n * @private\n * @param {Function} Ctor The constructor to wrap.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createCtor(Ctor) {\n return function () {\n // Use a `switch` statement to work with class constructors. See\n // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist\n // for more details.\n var args = arguments;\n\n switch (args.length) {\n case 0:\n return new Ctor();\n\n case 1:\n return new Ctor(args[0]);\n\n case 2:\n return new Ctor(args[0], args[1]);\n\n case 3:\n return new Ctor(args[0], args[1], args[2]);\n\n case 4:\n return new Ctor(args[0], args[1], args[2], args[3]);\n\n case 5:\n return new Ctor(args[0], args[1], args[2], args[3], args[4]);\n\n case 6:\n return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);\n\n case 7:\n return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);\n }\n\n var thisBinding = baseCreate(Ctor.prototype),\n result = Ctor.apply(thisBinding, args); // Mimic the constructor's `return` behavior.\n // See https://es5.github.io/#x13.2.2 for more details.\n\n return isObject(result) ? result : thisBinding;\n };\n }\n /**\n * Creates a function that wraps `func` to enable currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {number} arity The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createCurry(func, bitmask, arity) {\n var Ctor = createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length,\n placeholder = getHolder(wrapper);\n\n while (index--) {\n args[index] = arguments[index];\n }\n\n var holders = length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder ? [] : replaceHolders(args, placeholder);\n length -= holders.length;\n\n if (length < arity) {\n return createRecurry(func, bitmask, createHybrid, wrapper.placeholder, undefined, args, holders, undefined, undefined, arity - length);\n }\n\n var fn = this && this !== root && this instanceof wrapper ? Ctor : func;\n return apply(fn, this, args);\n }\n\n return wrapper;\n }\n /**\n * Creates a `_.find` or `_.findLast` function.\n *\n * @private\n * @param {Function} findIndexFunc The function to find the collection index.\n * @returns {Function} Returns the new find function.\n */\n\n\n function createFind(findIndexFunc) {\n return function (collection, predicate, fromIndex) {\n var iterable = Object(collection);\n\n if (!isArrayLike(collection)) {\n var iteratee = getIteratee(predicate, 3);\n collection = keys(collection);\n\n predicate = function predicate(key) {\n return iteratee(iterable[key], key, iterable);\n };\n }\n\n var index = findIndexFunc(collection, predicate, fromIndex);\n return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined;\n };\n }\n /**\n * Creates a `_.flow` or `_.flowRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new flow function.\n */\n\n\n function createFlow(fromRight) {\n return flatRest(function (funcs) {\n var length = funcs.length,\n index = length,\n prereq = LodashWrapper.prototype.thru;\n\n if (fromRight) {\n funcs.reverse();\n }\n\n while (index--) {\n var func = funcs[index];\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n if (prereq && !wrapper && getFuncName(func) == 'wrapper') {\n var wrapper = new LodashWrapper([], true);\n }\n }\n\n index = wrapper ? index : length;\n\n while (++index < length) {\n func = funcs[index];\n var funcName = getFuncName(func),\n data = funcName == 'wrapper' ? getData(func) : undefined;\n\n if (data && isLaziable(data[0]) && data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) && !data[4].length && data[9] == 1) {\n wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);\n } else {\n wrapper = func.length == 1 && isLaziable(func) ? wrapper[funcName]() : wrapper.thru(func);\n }\n }\n\n return function () {\n var args = arguments,\n value = args[0];\n\n if (wrapper && args.length == 1 && isArray(value)) {\n return wrapper.plant(value).value();\n }\n\n var index = 0,\n result = length ? funcs[index].apply(this, args) : value;\n\n while (++index < length) {\n result = funcs[index].call(this, result);\n }\n\n return result;\n };\n });\n }\n /**\n * Creates a function that wraps `func` to invoke it with optional `this`\n * binding of `thisArg`, partial application, and currying.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [partialsRight] The arguments to append to those provided\n * to the new function.\n * @param {Array} [holdersRight] The `partialsRight` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) {\n var isAry = bitmask & WRAP_ARY_FLAG,\n isBind = bitmask & WRAP_BIND_FLAG,\n isBindKey = bitmask & WRAP_BIND_KEY_FLAG,\n isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG),\n isFlip = bitmask & WRAP_FLIP_FLAG,\n Ctor = isBindKey ? undefined : createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length;\n\n while (index--) {\n args[index] = arguments[index];\n }\n\n if (isCurried) {\n var placeholder = getHolder(wrapper),\n holdersCount = countHolders(args, placeholder);\n }\n\n if (partials) {\n args = composeArgs(args, partials, holders, isCurried);\n }\n\n if (partialsRight) {\n args = composeArgsRight(args, partialsRight, holdersRight, isCurried);\n }\n\n length -= holdersCount;\n\n if (isCurried && length < arity) {\n var newHolders = replaceHolders(args, placeholder);\n return createRecurry(func, bitmask, createHybrid, wrapper.placeholder, thisArg, args, newHolders, argPos, ary, arity - length);\n }\n\n var thisBinding = isBind ? thisArg : this,\n fn = isBindKey ? thisBinding[func] : func;\n length = args.length;\n\n if (argPos) {\n args = reorder(args, argPos);\n } else if (isFlip && length > 1) {\n args.reverse();\n }\n\n if (isAry && ary < length) {\n args.length = ary;\n }\n\n if (this && this !== root && this instanceof wrapper) {\n fn = Ctor || createCtor(fn);\n }\n\n return fn.apply(thisBinding, args);\n }\n\n return wrapper;\n }\n /**\n * Creates a function like `_.invertBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} toIteratee The function to resolve iteratees.\n * @returns {Function} Returns the new inverter function.\n */\n\n\n function createInverter(setter, toIteratee) {\n return function (object, iteratee) {\n return baseInverter(object, setter, toIteratee(iteratee), {});\n };\n }\n /**\n * Creates a function that performs a mathematical operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @param {number} [defaultValue] The value used for `undefined` arguments.\n * @returns {Function} Returns the new mathematical operation function.\n */\n\n\n function createMathOperation(operator, defaultValue) {\n return function (value, other) {\n var result;\n\n if (value === undefined && other === undefined) {\n return defaultValue;\n }\n\n if (value !== undefined) {\n result = value;\n }\n\n if (other !== undefined) {\n if (result === undefined) {\n return other;\n }\n\n if (typeof value == 'string' || typeof other == 'string') {\n value = baseToString(value);\n other = baseToString(other);\n } else {\n value = baseToNumber(value);\n other = baseToNumber(other);\n }\n\n result = operator(value, other);\n }\n\n return result;\n };\n }\n /**\n * Creates a function like `_.over`.\n *\n * @private\n * @param {Function} arrayFunc The function to iterate over iteratees.\n * @returns {Function} Returns the new over function.\n */\n\n\n function createOver(arrayFunc) {\n return flatRest(function (iteratees) {\n iteratees = arrayMap(iteratees, baseUnary(getIteratee()));\n return baseRest(function (args) {\n var thisArg = this;\n return arrayFunc(iteratees, function (iteratee) {\n return apply(iteratee, thisArg, args);\n });\n });\n });\n }\n /**\n * Creates the padding for `string` based on `length`. The `chars` string\n * is truncated if the number of characters exceeds `length`.\n *\n * @private\n * @param {number} length The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padding for `string`.\n */\n\n\n function createPadding(length, chars) {\n chars = chars === undefined ? ' ' : baseToString(chars);\n var charsLength = chars.length;\n\n if (charsLength < 2) {\n return charsLength ? baseRepeat(chars, length) : chars;\n }\n\n var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));\n return hasUnicode(chars) ? castSlice(stringToArray(result), 0, length).join('') : result.slice(0, length);\n }\n /**\n * Creates a function that wraps `func` to invoke it with the `this` binding\n * of `thisArg` and `partials` prepended to the arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} partials The arguments to prepend to those provided to\n * the new function.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createPartial(func, bitmask, thisArg, partials) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var argsIndex = -1,\n argsLength = arguments.length,\n leftIndex = -1,\n leftLength = partials.length,\n args = Array(leftLength + argsLength),\n fn = this && this !== root && this instanceof wrapper ? Ctor : func;\n\n while (++leftIndex < leftLength) {\n args[leftIndex] = partials[leftIndex];\n }\n\n while (argsLength--) {\n args[leftIndex++] = arguments[++argsIndex];\n }\n\n return apply(fn, isBind ? thisArg : this, args);\n }\n\n return wrapper;\n }\n /**\n * Creates a `_.range` or `_.rangeRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new range function.\n */\n\n\n function createRange(fromRight) {\n return function (start, end, step) {\n if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {\n end = step = undefined;\n } // Ensure the sign of `-0` is preserved.\n\n\n start = toFinite(start);\n\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n\n step = step === undefined ? start < end ? 1 : -1 : toFinite(step);\n return baseRange(start, end, step, fromRight);\n };\n }\n /**\n * Creates a function that performs a relational operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @returns {Function} Returns the new relational operation function.\n */\n\n\n function createRelationalOperation(operator) {\n return function (value, other) {\n if (!(typeof value == 'string' && typeof other == 'string')) {\n value = toNumber(value);\n other = toNumber(other);\n }\n\n return operator(value, other);\n };\n }\n /**\n * Creates a function that wraps `func` to continue currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {Function} wrapFunc The function to create the `func` wrapper.\n * @param {*} placeholder The placeholder value.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {\n var isCurry = bitmask & WRAP_CURRY_FLAG,\n newHolders = isCurry ? holders : undefined,\n newHoldersRight = isCurry ? undefined : holders,\n newPartials = isCurry ? partials : undefined,\n newPartialsRight = isCurry ? undefined : partials;\n bitmask |= isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG;\n bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG);\n\n if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) {\n bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG);\n }\n\n var newData = [func, bitmask, thisArg, newPartials, newHolders, newPartialsRight, newHoldersRight, argPos, ary, arity];\n var result = wrapFunc.apply(undefined, newData);\n\n if (isLaziable(func)) {\n setData(result, newData);\n }\n\n result.placeholder = placeholder;\n return setWrapToString(result, func, bitmask);\n }\n /**\n * Creates a function like `_.round`.\n *\n * @private\n * @param {string} methodName The name of the `Math` method to use when rounding.\n * @returns {Function} Returns the new round function.\n */\n\n\n function createRound(methodName) {\n var func = Math[methodName];\n return function (number, precision) {\n number = toNumber(number);\n precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);\n\n if (precision && nativeIsFinite(number)) {\n // Shift with exponential notation to avoid floating-point issues.\n // See [MDN](https://mdn.io/round#Examples) for more details.\n var pair = (toString(number) + 'e').split('e'),\n value = func(pair[0] + 'e' + (+pair[1] + precision));\n pair = (toString(value) + 'e').split('e');\n return +(pair[0] + 'e' + (+pair[1] - precision));\n }\n\n return func(number);\n };\n }\n /**\n * Creates a set object of `values`.\n *\n * @private\n * @param {Array} values The values to add to the set.\n * @returns {Object} Returns the new set.\n */\n\n\n var createSet = !(Set && 1 / setToArray(new Set([, -0]))[1] == INFINITY) ? noop : function (values) {\n return new Set(values);\n };\n /**\n * Creates a `_.toPairs` or `_.toPairsIn` function.\n *\n * @private\n * @param {Function} keysFunc The function to get the keys of a given object.\n * @returns {Function} Returns the new pairs function.\n */\n\n function createToPairs(keysFunc) {\n return function (object) {\n var tag = getTag(object);\n\n if (tag == mapTag) {\n return mapToArray(object);\n }\n\n if (tag == setTag) {\n return setToPairs(object);\n }\n\n return baseToPairs(object, keysFunc(object));\n };\n }\n /**\n * Creates a function that either curries or invokes `func` with optional\n * `this` binding and partially applied arguments.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags.\n * 1 - `_.bind`\n * 2 - `_.bindKey`\n * 4 - `_.curry` or `_.curryRight` of a bound function\n * 8 - `_.curry`\n * 16 - `_.curryRight`\n * 32 - `_.partial`\n * 64 - `_.partialRight`\n * 128 - `_.rearg`\n * 256 - `_.ary`\n * 512 - `_.flip`\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to be partially applied.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n\n\n function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) {\n var isBindKey = bitmask & WRAP_BIND_KEY_FLAG;\n\n if (!isBindKey && typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n var length = partials ? partials.length : 0;\n\n if (!length) {\n bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG);\n partials = holders = undefined;\n }\n\n ary = ary === undefined ? ary : nativeMax(toInteger(ary), 0);\n arity = arity === undefined ? arity : toInteger(arity);\n length -= holders ? holders.length : 0;\n\n if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) {\n var partialsRight = partials,\n holdersRight = holders;\n partials = holders = undefined;\n }\n\n var data = isBindKey ? undefined : getData(func);\n var newData = [func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity];\n\n if (data) {\n mergeData(newData, data);\n }\n\n func = newData[0];\n bitmask = newData[1];\n thisArg = newData[2];\n partials = newData[3];\n holders = newData[4];\n arity = newData[9] = newData[9] === undefined ? isBindKey ? 0 : func.length : nativeMax(newData[9] - length, 0);\n\n if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) {\n bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG);\n }\n\n if (!bitmask || bitmask == WRAP_BIND_FLAG) {\n var result = createBind(func, bitmask, thisArg);\n } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) {\n result = createCurry(func, bitmask, arity);\n } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) {\n result = createPartial(func, bitmask, thisArg, partials);\n } else {\n result = createHybrid.apply(undefined, newData);\n }\n\n var setter = data ? baseSetData : setData;\n return setWrapToString(setter(result, newData), func, bitmask);\n }\n /**\n * Used by `_.defaults` to customize its `_.assignIn` use to assign properties\n * of source objects to the destination object for all destination properties\n * that resolve to `undefined`.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to assign.\n * @param {Object} object The parent object of `objValue`.\n * @returns {*} Returns the value to assign.\n */\n\n\n function customDefaultsAssignIn(objValue, srcValue, key, object) {\n if (objValue === undefined || eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key)) {\n return srcValue;\n }\n\n return objValue;\n }\n /**\n * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source\n * objects into destination objects that are passed thru.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to merge.\n * @param {Object} object The parent object of `objValue`.\n * @param {Object} source The parent object of `srcValue`.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n * @returns {*} Returns the value to assign.\n */\n\n\n function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {\n if (isObject(objValue) && isObject(srcValue)) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, objValue);\n baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);\n stack['delete'](srcValue);\n }\n\n return objValue;\n }\n /**\n * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain\n * objects.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {string} key The key of the property to inspect.\n * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.\n */\n\n\n function customOmitClone(value) {\n return isPlainObject(value) ? undefined : value;\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 */\n\n\n function 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 } // Assume cyclic values are equal.\n\n\n var stacked = stack.get(array);\n\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n\n var index = -1,\n result = true,\n seen = bitmask & COMPARE_UNORDERED_FLAG ? new SetCache() : undefined;\n stack.set(array, other);\n stack.set(other, array); // Ignore non-index properties.\n\n while (++index < arrLength) {\n var arrValue = array[index],\n othValue = other[index];\n\n if (customizer) {\n var compared = isPartial ? customizer(othValue, arrValue, index, other, array, stack) : customizer(arrValue, othValue, index, array, other, stack);\n }\n\n if (compared !== undefined) {\n if (compared) {\n continue;\n }\n\n result = false;\n break;\n } // Recursively compare arrays (susceptible to call stack limits).\n\n\n if (seen) {\n if (!arraySome(other, function (othValue, othIndex) {\n if (!cacheHas(seen, othIndex) && (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n return seen.push(othIndex);\n }\n })) {\n result = false;\n break;\n }\n } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n result = false;\n break;\n }\n }\n\n stack['delete'](array);\n stack['delete'](other);\n return result;\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 */\n\n\n function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n switch (tag) {\n case dataViewTag:\n if (object.byteLength != other.byteLength || object.byteOffset != other.byteOffset) {\n return false;\n }\n\n object = object.buffer;\n other = other.buffer;\n\n case arrayBufferTag:\n if (object.byteLength != other.byteLength || !equalFunc(new Uint8Array(object), new Uint8Array(other))) {\n return false;\n }\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(+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;\n convert || (convert = setToArray);\n\n if (object.size != other.size && !isPartial) {\n return false;\n } // Assume cyclic values are equal.\n\n\n var stacked = stack.get(object);\n\n if (stacked) {\n return stacked == other;\n }\n\n bitmask |= COMPARE_UNORDERED_FLAG; // Recursively compare objects (susceptible to call stack limits).\n\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 }\n\n return false;\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 */\n\n\n function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\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\n var index = objLength;\n\n while (index--) {\n var key = objProps[index];\n\n if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {\n return false;\n }\n } // Assume cyclic values are equal.\n\n\n var stacked = stack.get(object);\n\n if (stacked && stack.get(other)) {\n return stacked == other;\n }\n\n var result = true;\n stack.set(object, other);\n stack.set(other, object);\n var skipCtor = isPartial;\n\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 ? customizer(othValue, objValue, key, other, object, stack) : customizer(objValue, othValue, key, object, other, stack);\n } // Recursively compare objects (susceptible to call stack limits).\n\n\n if (!(compared === undefined ? objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack) : compared)) {\n result = false;\n break;\n }\n\n skipCtor || (skipCtor = key == 'constructor');\n }\n\n if (result && !skipCtor) {\n var objCtor = object.constructor,\n othCtor = other.constructor; // Non `Object` object instances with different constructors are not equal.\n\n if (objCtor != othCtor && 'constructor' in object && 'constructor' in other && !(typeof objCtor == 'function' && objCtor instanceof objCtor && typeof othCtor == 'function' && othCtor instanceof othCtor)) {\n result = false;\n }\n }\n\n stack['delete'](object);\n stack['delete'](other);\n return result;\n }\n /**\n * A specialized version of `baseRest` which flattens the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n\n\n function flatRest(func) {\n return setToString(overRest(func, undefined, flatten), func + '');\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 */\n\n\n function getAllKeys(object) {\n return baseGetAllKeys(object, keys, getSymbols);\n }\n /**\n * Creates an array of own and inherited enumerable property names and\n * 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 */\n\n\n function getAllKeysIn(object) {\n return baseGetAllKeys(object, keysIn, getSymbolsIn);\n }\n /**\n * Gets metadata for `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {*} Returns the metadata for `func`.\n */\n\n\n var getData = !metaMap ? noop : function (func) {\n return metaMap.get(func);\n };\n /**\n * Gets the name of `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {string} Returns the function name.\n */\n\n function getFuncName(func) {\n var result = func.name + '',\n array = realNames[result],\n length = hasOwnProperty.call(realNames, result) ? array.length : 0;\n\n while (length--) {\n var data = array[length],\n otherFunc = data.func;\n\n if (otherFunc == null || otherFunc == func) {\n return data.name;\n }\n }\n\n return result;\n }\n /**\n * Gets the argument placeholder value for `func`.\n *\n * @private\n * @param {Function} func The function to inspect.\n * @returns {*} Returns the placeholder value.\n */\n\n\n function getHolder(func) {\n var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func;\n return object.placeholder;\n }\n /**\n * Gets the appropriate \"iteratee\" function. If `_.iteratee` is customized,\n * this function returns the custom method, otherwise it returns `baseIteratee`.\n * If arguments are provided, the chosen function is invoked with them and\n * its result is returned.\n *\n * @private\n * @param {*} [value] The value to convert to an iteratee.\n * @param {number} [arity] The arity of the created iteratee.\n * @returns {Function} Returns the chosen function or its result.\n */\n\n\n function getIteratee() {\n var result = lodash.iteratee || iteratee;\n result = result === iteratee ? baseIteratee : result;\n return arguments.length ? result(arguments[0], arguments[1]) : result;\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 */\n\n\n function getMapData(map, key) {\n var data = map.__data__;\n return isKeyable(key) ? data[typeof key == 'string' ? 'string' : 'hash'] : data.map;\n }\n /**\n * Gets the property names, values, and compare flags of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the match data of `object`.\n */\n\n\n function getMatchData(object) {\n var result = keys(object),\n length = result.length;\n\n while (length--) {\n var key = result[length],\n value = object[key];\n result[length] = [key, value, isStrictComparable(value)];\n }\n\n return result;\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 */\n\n\n function getNative(object, key) {\n var value = getValue(object, key);\n return baseIsNative(value) ? value : 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 */\n\n\n function 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\n if (unmasked) {\n if (isOwn) {\n value[symToStringTag] = tag;\n } else {\n delete value[symToStringTag];\n }\n }\n\n return result;\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 */\n\n\n var getSymbols = !nativeGetSymbols ? stubArray : function (object) {\n if (object == null) {\n return [];\n }\n\n object = Object(object);\n return arrayFilter(nativeGetSymbols(object), function (symbol) {\n return propertyIsEnumerable.call(object, symbol);\n });\n };\n /**\n * Creates an array of the own and inherited enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n\n var getSymbolsIn = !nativeGetSymbols ? stubArray : function (object) {\n var result = [];\n\n while (object) {\n arrayPush(result, getSymbols(object));\n object = getPrototype(object);\n }\n\n return result;\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 */\n\n var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.\n\n if (DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag || Map && getTag(new Map()) != mapTag || Promise && getTag(Promise.resolve()) != promiseTag || Set && getTag(new Set()) != setTag || WeakMap && getTag(new WeakMap()) != weakMapTag) {\n getTag = function getTag(value) {\n var result = baseGetTag(value),\n Ctor = result == objectTag ? value.constructor : undefined,\n ctorString = Ctor ? toSource(Ctor) : '';\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString:\n return dataViewTag;\n\n case mapCtorString:\n return mapTag;\n\n case promiseCtorString:\n return promiseTag;\n\n case setCtorString:\n return setTag;\n\n case weakMapCtorString:\n return weakMapTag;\n }\n }\n\n return result;\n };\n }\n /**\n * Gets the view, applying any `transforms` to the `start` and `end` positions.\n *\n * @private\n * @param {number} start The start of the view.\n * @param {number} end The end of the view.\n * @param {Array} transforms The transformations to apply to the view.\n * @returns {Object} Returns an object containing the `start` and `end`\n * positions of the view.\n */\n\n\n function getView(start, end, transforms) {\n var index = -1,\n length = transforms.length;\n\n while (++index < length) {\n var data = transforms[index],\n size = data.size;\n\n switch (data.type) {\n case 'drop':\n start += size;\n break;\n\n case 'dropRight':\n end -= size;\n break;\n\n case 'take':\n end = nativeMin(end, start + size);\n break;\n\n case 'takeRight':\n start = nativeMax(start, end - size);\n break;\n }\n }\n\n return {\n 'start': start,\n 'end': end\n };\n }\n /**\n * Extracts wrapper details from the `source` body comment.\n *\n * @private\n * @param {string} source The source to inspect.\n * @returns {Array} Returns the wrapper details.\n */\n\n\n function getWrapDetails(source) {\n var match = source.match(reWrapDetails);\n return match ? match[1].split(reSplitDetails) : [];\n }\n /**\n * Checks if `path` exists on `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @param {Function} hasFunc The function to check properties.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n */\n\n\n function hasPath(object, path, hasFunc) {\n path = castPath(path, object);\n var index = -1,\n length = path.length,\n result = false;\n\n while (++index < length) {\n var key = toKey(path[index]);\n\n if (!(result = object != null && hasFunc(object, key))) {\n break;\n }\n\n object = object[key];\n }\n\n if (result || ++index != length) {\n return result;\n }\n\n length = object == null ? 0 : object.length;\n return !!length && isLength(length) && isIndex(key, length) && (isArray(object) || isArguments(object));\n }\n /**\n * Initializes an array clone.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the initialized clone.\n */\n\n\n function initCloneArray(array) {\n var length = array.length,\n result = new array.constructor(length); // Add properties assigned by `RegExp#exec`.\n\n if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {\n result.index = array.index;\n result.input = array.input;\n }\n\n return result;\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 */\n\n\n function initCloneObject(object) {\n return typeof object.constructor == 'function' && !isPrototype(object) ? baseCreate(getPrototype(object)) : {};\n }\n /**\n * Initializes an object clone based on its `toStringTag`.\n *\n * **Note:** This function only supports cloning values with tags of\n * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {string} tag The `toStringTag` of the object to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the initialized clone.\n */\n\n\n function initCloneByTag(object, tag, isDeep) {\n var Ctor = object.constructor;\n\n switch (tag) {\n case arrayBufferTag:\n return cloneArrayBuffer(object);\n\n case boolTag:\n case dateTag:\n return new Ctor(+object);\n\n case dataViewTag:\n return cloneDataView(object, isDeep);\n\n case float32Tag:\n case float64Tag:\n case int8Tag:\n case int16Tag:\n case int32Tag:\n case uint8Tag:\n case uint8ClampedTag:\n case uint16Tag:\n case uint32Tag:\n return cloneTypedArray(object, isDeep);\n\n case mapTag:\n return new Ctor();\n\n case numberTag:\n case stringTag:\n return new Ctor(object);\n\n case regexpTag:\n return cloneRegExp(object);\n\n case setTag:\n return new Ctor();\n\n case symbolTag:\n return cloneSymbol(object);\n }\n }\n /**\n * Inserts wrapper `details` in a comment at the top of the `source` body.\n *\n * @private\n * @param {string} source The source to modify.\n * @returns {Array} details The details to insert.\n * @returns {string} Returns the modified source.\n */\n\n\n function insertWrapDetails(source, details) {\n var length = details.length;\n\n if (!length) {\n return source;\n }\n\n var lastIndex = length - 1;\n details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex];\n details = details.join(length > 2 ? ', ' : ' ');\n return source.replace(reWrapComment, '{\\n/* [wrapped with ' + details + '] */\\n');\n }\n /**\n * Checks if `value` is a flattenable `arguments` object or array.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.\n */\n\n\n function isFlattenable(value) {\n return isArray(value) || isArguments(value) || !!(spreadableSymbol && value && value[spreadableSymbol]);\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 */\n\n\n function isIndex(value, length) {\n var type = typeof value;\n length = length == null ? MAX_SAFE_INTEGER : length;\n return !!length && (type == 'number' || type != 'symbol' && reIsUint.test(value)) && value > -1 && value % 1 == 0 && value < length;\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 */\n\n\n function isIterateeCall(value, index, object) {\n if (!isObject(object)) {\n return false;\n }\n\n var type = typeof index;\n\n if (type == 'number' ? isArrayLike(object) && isIndex(index, object.length) : type == 'string' && index in object) {\n return eq(object[index], value);\n }\n\n return false;\n }\n /**\n * Checks if `value` is a property name and not a property path.\n *\n * @private\n * @param {*} value The value to check.\n * @param {Object} [object] The object to query keys on.\n * @returns {boolean} Returns `true` if `value` is a property name, else `false`.\n */\n\n\n function isKey(value, object) {\n if (isArray(value)) {\n return false;\n }\n\n var type = typeof value;\n\n if (type == 'number' || type == 'symbol' || type == 'boolean' || value == null || isSymbol(value)) {\n return true;\n }\n\n return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || object != null && value in Object(object);\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 */\n\n\n function isKeyable(value) {\n var type = typeof value;\n return type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean' ? value !== '__proto__' : value === null;\n }\n /**\n * Checks if `func` has a lazy counterpart.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` has a lazy counterpart,\n * else `false`.\n */\n\n\n function isLaziable(func) {\n var funcName = getFuncName(func),\n other = lodash[funcName];\n\n if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {\n return false;\n }\n\n if (func === other) {\n return true;\n }\n\n var data = getData(other);\n return !!data && func === data[0];\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 */\n\n\n function isMasked(func) {\n return !!maskSrcKey && maskSrcKey in func;\n }\n /**\n * Checks if `func` is capable of being masked.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `func` is maskable, else `false`.\n */\n\n\n var isMaskable = coreJsData ? isFunction : stubFalse;\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 */\n\n function isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = typeof Ctor == 'function' && Ctor.prototype || objectProto;\n return value === proto;\n }\n /**\n * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` if suitable for strict\n * equality comparisons, else `false`.\n */\n\n\n function isStrictComparable(value) {\n return value === value && !isObject(value);\n }\n /**\n * A specialized version of `matchesProperty` for source values suitable\n * for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n\n\n function matchesStrictComparable(key, srcValue) {\n return function (object) {\n if (object == null) {\n return false;\n }\n\n return object[key] === srcValue && (srcValue !== undefined || key in Object(object));\n };\n }\n /**\n * A specialized version of `_.memoize` which clears the memoized function's\n * cache when it exceeds `MAX_MEMOIZE_SIZE`.\n *\n * @private\n * @param {Function} func The function to have its output memoized.\n * @returns {Function} Returns the new memoized function.\n */\n\n\n function memoizeCapped(func) {\n var result = memoize(func, function (key) {\n if (cache.size === MAX_MEMOIZE_SIZE) {\n cache.clear();\n }\n\n return key;\n });\n var cache = result.cache;\n return result;\n }\n /**\n * Merges the function metadata of `source` into `data`.\n *\n * Merging metadata reduces the number of wrappers used to invoke a function.\n * This is possible because methods like `_.bind`, `_.curry`, and `_.partial`\n * may be applied regardless of execution order. Methods like `_.ary` and\n * `_.rearg` modify function arguments, making the order in which they are\n * executed important, preventing the merging of metadata. However, we make\n * an exception for a safe combined case where curried functions have `_.ary`\n * and or `_.rearg` applied.\n *\n * @private\n * @param {Array} data The destination metadata.\n * @param {Array} source The source metadata.\n * @returns {Array} Returns `data`.\n */\n\n\n function mergeData(data, source) {\n var bitmask = data[1],\n srcBitmask = source[1],\n newBitmask = bitmask | srcBitmask,\n isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG);\n var isCombo = srcBitmask == WRAP_ARY_FLAG && bitmask == WRAP_CURRY_FLAG || srcBitmask == WRAP_ARY_FLAG && bitmask == WRAP_REARG_FLAG && data[7].length <= source[8] || srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG) && source[7].length <= source[8] && bitmask == WRAP_CURRY_FLAG; // Exit early if metadata can't be merged.\n\n if (!(isCommon || isCombo)) {\n return data;\n } // Use source `thisArg` if available.\n\n\n if (srcBitmask & WRAP_BIND_FLAG) {\n data[2] = source[2]; // Set when currying a bound function.\n\n newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG;\n } // Compose partial arguments.\n\n\n var value = source[3];\n\n if (value) {\n var partials = data[3];\n data[3] = partials ? composeArgs(partials, value, source[4]) : value;\n data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];\n } // Compose partial right arguments.\n\n\n value = source[5];\n\n if (value) {\n partials = data[5];\n data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;\n data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];\n } // Use source `argPos` if available.\n\n\n value = source[7];\n\n if (value) {\n data[7] = value;\n } // Use source `ary` if it's smaller.\n\n\n if (srcBitmask & WRAP_ARY_FLAG) {\n data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]);\n } // Use source `arity` if one is not provided.\n\n\n if (data[9] == null) {\n data[9] = source[9];\n } // Use source `func` and merge bitmasks.\n\n\n data[0] = source[0];\n data[1] = newBitmask;\n return data;\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 */\n\n\n function nativeKeysIn(object) {\n var result = [];\n\n if (object != null) {\n for (var key in Object(object)) {\n result.push(key);\n }\n }\n\n return result;\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 */\n\n\n function objectToString(value) {\n return nativeObjectToString.call(value);\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 */\n\n\n function 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\n index = -1;\n var otherArgs = Array(start + 1);\n\n while (++index < start) {\n otherArgs[index] = args[index];\n }\n\n otherArgs[start] = transform(array);\n return apply(func, this, otherArgs);\n };\n }\n /**\n * Gets the parent value at `path` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} path The path to get the parent value of.\n * @returns {*} Returns the parent value.\n */\n\n\n function parent(object, path) {\n return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1));\n }\n /**\n * Reorder `array` according to the specified indexes where the element at\n * the first index is assigned as the first element, the element at\n * the second index is assigned as the second element, and so on.\n *\n * @private\n * @param {Array} array The array to reorder.\n * @param {Array} indexes The arranged array indexes.\n * @returns {Array} Returns `array`.\n */\n\n\n function reorder(array, indexes) {\n var arrLength = array.length,\n length = nativeMin(indexes.length, arrLength),\n oldArray = copyArray(array);\n\n while (length--) {\n var index = indexes[length];\n array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined;\n }\n\n return array;\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 */\n\n\n function 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 /**\n * Sets metadata for `func`.\n *\n * **Note:** If this function becomes hot, i.e. is invoked a lot in a short\n * period of time, it will trip its breaker and transition to an identity\n * function to avoid garbage collection pauses in V8. See\n * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070)\n * for more details.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n\n\n var setData = shortOut(baseSetData);\n /**\n * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n\n var setTimeout = ctxSetTimeout || function (func, wait) {\n return root.setTimeout(func, wait);\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 */\n\n\n var setToString = shortOut(baseSetToString);\n /**\n * Sets the `toString` method of `wrapper` to mimic the source of `reference`\n * with wrapper details in a comment at the top of the source body.\n *\n * @private\n * @param {Function} wrapper The function to modify.\n * @param {Function} reference The reference function.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Function} Returns `wrapper`.\n */\n\n function setWrapToString(wrapper, reference, bitmask) {\n var source = reference + '';\n return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)));\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 */\n\n\n function shortOut(func) {\n var count = 0,\n lastCalled = 0;\n return function () {\n var stamp = nativeNow(),\n remaining = HOT_SPAN - (stamp - lastCalled);\n lastCalled = stamp;\n\n if (remaining > 0) {\n if (++count >= HOT_COUNT) {\n return arguments[0];\n }\n } else {\n count = 0;\n }\n\n return func.apply(undefined, arguments);\n };\n }\n /**\n * A specialized version of `_.shuffle` which mutates and sets the size of `array`.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @param {number} [size=array.length] The size of `array`.\n * @returns {Array} Returns `array`.\n */\n\n\n function shuffleSelf(array, size) {\n var index = -1,\n length = array.length,\n lastIndex = length - 1;\n size = size === undefined ? length : size;\n\n while (++index < size) {\n var rand = baseRandom(index, lastIndex),\n value = array[rand];\n array[rand] = array[index];\n array[index] = value;\n }\n\n array.length = size;\n return array;\n }\n /**\n * Converts `string` to a property path array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the property path array.\n */\n\n\n var stringToPath = memoizeCapped(function (string) {\n var result = [];\n\n if (string.charCodeAt(0) === 46\n /* . */\n ) {\n result.push('');\n }\n\n string.replace(rePropName, function (match, number, quote, subString) {\n result.push(quote ? subString.replace(reEscapeChar, '$1') : number || match);\n });\n return result;\n });\n /**\n * Converts `value` to a string key if it's not a string or symbol.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {string|symbol} Returns the key.\n */\n\n function toKey(value) {\n if (typeof value == 'string' || isSymbol(value)) {\n return value;\n }\n\n var result = value + '';\n return result == '0' && 1 / value == -INFINITY ? '-0' : result;\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 */\n\n\n function toSource(func) {\n if (func != null) {\n try {\n return funcToString.call(func);\n } catch (e) {}\n\n try {\n return func + '';\n } catch (e) {}\n }\n\n return '';\n }\n /**\n * Updates wrapper `details` based on `bitmask` flags.\n *\n * @private\n * @returns {Array} details The details to modify.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Array} Returns `details`.\n */\n\n\n function updateWrapDetails(details, bitmask) {\n arrayEach(wrapFlags, function (pair) {\n var value = '_.' + pair[0];\n\n if (bitmask & pair[1] && !arrayIncludes(details, value)) {\n details.push(value);\n }\n });\n return details.sort();\n }\n /**\n * Creates a clone of `wrapper`.\n *\n * @private\n * @param {Object} wrapper The wrapper to clone.\n * @returns {Object} Returns the cloned wrapper.\n */\n\n\n function wrapperClone(wrapper) {\n if (wrapper instanceof LazyWrapper) {\n return wrapper.clone();\n }\n\n var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);\n result.__actions__ = copyArray(wrapper.__actions__);\n result.__index__ = wrapper.__index__;\n result.__values__ = wrapper.__values__;\n return result;\n }\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of elements split into groups the length of `size`.\n * If `array` can't be split evenly, the final chunk will be the remaining\n * elements.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to process.\n * @param {number} [size=1] The length of each chunk\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the new array of chunks.\n * @example\n *\n * _.chunk(['a', 'b', 'c', 'd'], 2);\n * // => [['a', 'b'], ['c', 'd']]\n *\n * _.chunk(['a', 'b', 'c', 'd'], 3);\n * // => [['a', 'b', 'c'], ['d']]\n */\n\n\n function chunk(array, size, guard) {\n if (guard ? isIterateeCall(array, size, guard) : size === undefined) {\n size = 1;\n } else {\n size = nativeMax(toInteger(size), 0);\n }\n\n var length = array == null ? 0 : array.length;\n\n if (!length || size < 1) {\n return [];\n }\n\n var index = 0,\n resIndex = 0,\n result = Array(nativeCeil(length / size));\n\n while (index < length) {\n result[resIndex++] = baseSlice(array, index, index += size);\n }\n\n return result;\n }\n /**\n * Creates an array with all falsey values removed. The values `false`, `null`,\n * `0`, `\"\"`, `undefined`, and `NaN` are falsey.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to compact.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.compact([0, 1, false, 2, '', 3]);\n * // => [1, 2, 3]\n */\n\n\n function compact(array) {\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\n if (value) {\n result[resIndex++] = value;\n }\n }\n\n return result;\n }\n /**\n * Creates a new array concatenating `array` with any additional arrays\n * and/or values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to concatenate.\n * @param {...*} [values] The values to concatenate.\n * @returns {Array} Returns the new concatenated array.\n * @example\n *\n * var array = [1];\n * var other = _.concat(array, 2, [3], [[4]]);\n *\n * console.log(other);\n * // => [1, 2, 3, [4]]\n *\n * console.log(array);\n * // => [1]\n */\n\n\n function concat() {\n var length = arguments.length;\n\n if (!length) {\n return [];\n }\n\n var args = Array(length - 1),\n array = arguments[0],\n index = length;\n\n while (index--) {\n args[index - 1] = arguments[index];\n }\n\n return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));\n }\n /**\n * Creates an array of `array` values not included in the other given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * **Note:** Unlike `_.pullAll`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.without, _.xor\n * @example\n *\n * _.difference([2, 1], [2, 3]);\n * // => [1]\n */\n\n\n var difference = baseRest(function (array, values) {\n return isArrayLikeObject(array) ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true)) : [];\n });\n /**\n * This method is like `_.difference` except that it accepts `iteratee` which\n * is invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * **Note:** Unlike `_.pullAllBy`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n\n var differenceBy = baseRest(function (array, values) {\n var iteratee = last(values);\n\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n\n return isArrayLikeObject(array) ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2)) : [];\n });\n /**\n * This method is like `_.difference` except that it accepts `comparator`\n * which is invoked to compare elements of `array` to `values`. The order and\n * references of result values are determined by the first array. The comparator\n * is invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.pullAllWith`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n *\n * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }]\n */\n\n var differenceWith = baseRest(function (array, values) {\n var comparator = last(values);\n\n if (isArrayLikeObject(comparator)) {\n comparator = undefined;\n }\n\n return isArrayLikeObject(array) ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator) : [];\n });\n /**\n * Creates a slice of `array` with `n` elements dropped from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.drop([1, 2, 3]);\n * // => [2, 3]\n *\n * _.drop([1, 2, 3], 2);\n * // => [3]\n *\n * _.drop([1, 2, 3], 5);\n * // => []\n *\n * _.drop([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n\n function drop(array, n, guard) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return [];\n }\n\n n = guard || n === undefined ? 1 : toInteger(n);\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n /**\n * Creates a slice of `array` with `n` elements dropped from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.dropRight([1, 2, 3]);\n * // => [1, 2]\n *\n * _.dropRight([1, 2, 3], 2);\n * // => [1]\n *\n * _.dropRight([1, 2, 3], 5);\n * // => []\n *\n * _.dropRight([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n\n\n function dropRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return [];\n }\n\n n = guard || n === undefined ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n /**\n * Creates a slice of `array` excluding elements dropped from the end.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.dropRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropRightWhile(users, ['active', false]);\n * // => objects for ['barney']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropRightWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n\n\n function dropRightWhile(array, predicate) {\n return array && array.length ? baseWhile(array, getIteratee(predicate, 3), true, true) : [];\n }\n /**\n * Creates a slice of `array` excluding elements dropped from the beginning.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.dropWhile(users, function(o) { return !o.active; });\n * // => objects for ['pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropWhile(users, ['active', false]);\n * // => objects for ['pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n\n\n function dropWhile(array, predicate) {\n return array && array.length ? baseWhile(array, getIteratee(predicate, 3), true) : [];\n }\n /**\n * Fills elements of `array` with `value` from `start` up to, but not\n * including, `end`.\n *\n * **Note:** This method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Array\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.fill(array, 'a');\n * console.log(array);\n * // => ['a', 'a', 'a']\n *\n * _.fill(Array(3), 2);\n * // => [2, 2, 2]\n *\n * _.fill([4, 6, 8, 10], '*', 1, 3);\n * // => [4, '*', '*', 10]\n */\n\n\n function fill(array, value, start, end) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return [];\n }\n\n if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {\n start = 0;\n end = length;\n }\n\n return baseFill(array, value, start, end);\n }\n /**\n * This method is like `_.find` except that it returns the index of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.findIndex(users, function(o) { return o.user == 'barney'; });\n * // => 0\n *\n * // The `_.matches` iteratee shorthand.\n * _.findIndex(users, { 'user': 'fred', 'active': false });\n * // => 1\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findIndex(users, ['active', false]);\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.findIndex(users, 'active');\n * // => 2\n */\n\n\n function findIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return -1;\n }\n\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n\n return baseFindIndex(array, getIteratee(predicate, 3), index);\n }\n /**\n * This method is like `_.findIndex` except that it iterates over elements\n * of `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });\n * // => 2\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastIndex(users, { 'user': 'barney', 'active': true });\n * // => 0\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastIndex(users, ['active', false]);\n * // => 2\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastIndex(users, 'active');\n * // => 0\n */\n\n\n function findLastIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return -1;\n }\n\n var index = length - 1;\n\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = fromIndex < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);\n }\n\n return baseFindIndex(array, getIteratee(predicate, 3), index, true);\n }\n /**\n * Flattens `array` a single level deep.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flatten([1, [2, [3, [4]], 5]]);\n * // => [1, 2, [3, [4]], 5]\n */\n\n\n function flatten(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, 1) : [];\n }\n /**\n * Recursively flattens `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flattenDeep([1, [2, [3, [4]], 5]]);\n * // => [1, 2, 3, 4, 5]\n */\n\n\n function flattenDeep(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, INFINITY) : [];\n }\n /**\n * Recursively flatten `array` up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * var array = [1, [2, [3, [4]], 5]];\n *\n * _.flattenDepth(array, 1);\n * // => [1, 2, [3, [4]], 5]\n *\n * _.flattenDepth(array, 2);\n * // => [1, 2, 3, [4], 5]\n */\n\n\n function flattenDepth(array, depth) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return [];\n }\n\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(array, depth);\n }\n /**\n * The inverse of `_.toPairs`; this method returns an object composed\n * from key-value `pairs`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} pairs The key-value pairs.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.fromPairs([['a', 1], ['b', 2]]);\n * // => { 'a': 1, 'b': 2 }\n */\n\n\n function fromPairs(pairs) {\n var index = -1,\n length = pairs == null ? 0 : pairs.length,\n result = {};\n\n while (++index < length) {\n var pair = pairs[index];\n result[pair[0]] = pair[1];\n }\n\n return result;\n }\n /**\n * Gets the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias first\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the first element of `array`.\n * @example\n *\n * _.head([1, 2, 3]);\n * // => 1\n *\n * _.head([]);\n * // => undefined\n */\n\n\n function head(array) {\n return array && array.length ? array[0] : undefined;\n }\n /**\n * Gets the index at which the first occurrence of `value` is found in `array`\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. If `fromIndex` is negative, it's used as the\n * offset from the end of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.indexOf([1, 2, 1, 2], 2);\n * // => 1\n *\n * // Search from the `fromIndex`.\n * _.indexOf([1, 2, 1, 2], 2, 2);\n * // => 3\n */\n\n\n function indexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return -1;\n }\n\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n\n return baseIndexOf(array, value, index);\n }\n /**\n * Gets all but the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.initial([1, 2, 3]);\n * // => [1, 2]\n */\n\n\n function initial(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 0, -1) : [];\n }\n /**\n * Creates an array of unique values that are included in all given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersection([2, 1], [2, 3]);\n * // => [2]\n */\n\n\n var intersection = baseRest(function (arrays) {\n var mapped = arrayMap(arrays, castArrayLikeObject);\n return mapped.length && mapped[0] === arrays[0] ? baseIntersection(mapped) : [];\n });\n /**\n * This method is like `_.intersection` except that it accepts `iteratee`\n * which is invoked for each element of each `arrays` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [2.1]\n *\n * // The `_.property` iteratee shorthand.\n * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }]\n */\n\n var intersectionBy = baseRest(function (arrays) {\n var iteratee = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n if (iteratee === last(mapped)) {\n iteratee = undefined;\n } else {\n mapped.pop();\n }\n\n return mapped.length && mapped[0] === arrays[0] ? baseIntersection(mapped, getIteratee(iteratee, 2)) : [];\n });\n /**\n * This method is like `_.intersection` except that it accepts `comparator`\n * which is invoked to compare elements of `arrays`. The order and references\n * of result values are determined by the first array. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.intersectionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }]\n */\n\n var intersectionWith = baseRest(function (arrays) {\n var comparator = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n\n if (comparator) {\n mapped.pop();\n }\n\n return mapped.length && mapped[0] === arrays[0] ? baseIntersection(mapped, undefined, comparator) : [];\n });\n /**\n * Converts all elements in `array` into a string separated by `separator`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to convert.\n * @param {string} [separator=','] The element separator.\n * @returns {string} Returns the joined string.\n * @example\n *\n * _.join(['a', 'b', 'c'], '~');\n * // => 'a~b~c'\n */\n\n function join(array, separator) {\n return array == null ? '' : nativeJoin.call(array, separator);\n }\n /**\n * Gets the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the last element of `array`.\n * @example\n *\n * _.last([1, 2, 3]);\n * // => 3\n */\n\n\n function last(array) {\n var length = array == null ? 0 : array.length;\n return length ? array[length - 1] : undefined;\n }\n /**\n * This method is like `_.indexOf` except that it iterates over elements of\n * `array` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.lastIndexOf([1, 2, 1, 2], 2);\n * // => 3\n *\n * // Search from the `fromIndex`.\n * _.lastIndexOf([1, 2, 1, 2], 2, 2);\n * // => 1\n */\n\n\n function lastIndexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return -1;\n }\n\n var index = length;\n\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);\n }\n\n return value === value ? strictLastIndexOf(array, value, index) : baseFindIndex(array, baseIsNaN, index, true);\n }\n /**\n * Gets the element at index `n` of `array`. If `n` is negative, the nth\n * element from the end is returned.\n *\n * @static\n * @memberOf _\n * @since 4.11.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=0] The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n *\n * _.nth(array, 1);\n * // => 'b'\n *\n * _.nth(array, -2);\n * // => 'c';\n */\n\n\n function nth(array, n) {\n return array && array.length ? baseNth(array, toInteger(n)) : undefined;\n }\n /**\n * Removes all given values from `array` using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`\n * to remove elements from an array by predicate.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...*} [values] The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pull(array, 'a', 'c');\n * console.log(array);\n * // => ['b', 'b']\n */\n\n\n var pull = baseRest(pullAll);\n /**\n * This method is like `_.pull` except that it accepts an array of values to remove.\n *\n * **Note:** Unlike `_.difference`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pullAll(array, ['a', 'c']);\n * console.log(array);\n * // => ['b', 'b']\n */\n\n function pullAll(array, values) {\n return array && array.length && values && values.length ? basePullAll(array, values) : array;\n }\n /**\n * This method is like `_.pullAll` except that it accepts `iteratee` which is\n * invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The iteratee is invoked with one argument: (value).\n *\n * **Note:** Unlike `_.differenceBy`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }];\n *\n * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x');\n * console.log(array);\n * // => [{ 'x': 2 }]\n */\n\n\n function pullAllBy(array, values, iteratee) {\n return array && array.length && values && values.length ? basePullAll(array, values, getIteratee(iteratee, 2)) : array;\n }\n /**\n * This method is like `_.pullAll` except that it accepts `comparator` which\n * is invoked to compare elements of `array` to `values`. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.differenceWith`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }];\n *\n * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual);\n * console.log(array);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }]\n */\n\n\n function pullAllWith(array, values, comparator) {\n return array && array.length && values && values.length ? basePullAll(array, values, undefined, comparator) : array;\n }\n /**\n * Removes elements from `array` corresponding to `indexes` and returns an\n * array of removed elements.\n *\n * **Note:** Unlike `_.at`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...(number|number[])} [indexes] The indexes of elements to remove.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n * var pulled = _.pullAt(array, [1, 3]);\n *\n * console.log(array);\n * // => ['a', 'c']\n *\n * console.log(pulled);\n * // => ['b', 'd']\n */\n\n\n var pullAt = flatRest(function (array, indexes) {\n var length = array == null ? 0 : array.length,\n result = baseAt(array, indexes);\n basePullAt(array, arrayMap(indexes, function (index) {\n return isIndex(index, length) ? +index : index;\n }).sort(compareAscending));\n return result;\n });\n /**\n * Removes all elements from `array` that `predicate` returns truthy for\n * and returns an array of the removed elements. The predicate is invoked\n * with three arguments: (value, index, array).\n *\n * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull`\n * to pull elements from an array by value.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = [1, 2, 3, 4];\n * var evens = _.remove(array, function(n) {\n * return n % 2 == 0;\n * });\n *\n * console.log(array);\n * // => [1, 3]\n *\n * console.log(evens);\n * // => [2, 4]\n */\n\n function remove(array, predicate) {\n var result = [];\n\n if (!(array && array.length)) {\n return result;\n }\n\n var index = -1,\n indexes = [],\n length = array.length;\n predicate = getIteratee(predicate, 3);\n\n while (++index < length) {\n var value = array[index];\n\n if (predicate(value, index, array)) {\n result.push(value);\n indexes.push(index);\n }\n }\n\n basePullAt(array, indexes);\n return result;\n }\n /**\n * Reverses `array` so that the first element becomes the last, the second\n * element becomes the second to last, and so on.\n *\n * **Note:** This method mutates `array` and is based on\n * [`Array#reverse`](https://mdn.io/Array/reverse).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.reverse(array);\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n\n\n function reverse(array) {\n return array == null ? array : nativeReverse.call(array);\n }\n /**\n * Creates a slice of `array` from `start` up to, but not including, `end`.\n *\n * **Note:** This method is used instead of\n * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are\n * returned.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n\n\n function slice(array, start, end) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return [];\n }\n\n if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {\n start = 0;\n end = length;\n } else {\n start = start == null ? 0 : toInteger(start);\n end = end === undefined ? length : toInteger(end);\n }\n\n return baseSlice(array, start, end);\n }\n /**\n * Uses a binary search to determine the lowest index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedIndex([30, 50], 40);\n * // => 1\n */\n\n\n function sortedIndex(array, value) {\n return baseSortedIndex(array, value);\n }\n /**\n * This method is like `_.sortedIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedIndexBy(objects, { 'x': 4 }, 'x');\n * // => 0\n */\n\n\n function sortedIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2));\n }\n /**\n * This method is like `_.indexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedIndexOf([4, 5, 5, 5, 6], 5);\n * // => 1\n */\n\n\n function sortedIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n\n if (length) {\n var index = baseSortedIndex(array, value);\n\n if (index < length && eq(array[index], value)) {\n return index;\n }\n }\n\n return -1;\n }\n /**\n * This method is like `_.sortedIndex` except that it returns the highest\n * index at which `value` should be inserted into `array` in order to\n * maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedLastIndex([4, 5, 5, 5, 6], 5);\n * // => 4\n */\n\n\n function sortedLastIndex(array, value) {\n return baseSortedIndex(array, value, true);\n }\n /**\n * This method is like `_.sortedLastIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 1\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x');\n * // => 1\n */\n\n\n function sortedLastIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true);\n }\n /**\n * This method is like `_.lastIndexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5);\n * // => 3\n */\n\n\n function sortedLastIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n\n if (length) {\n var index = baseSortedIndex(array, value, true) - 1;\n\n if (eq(array[index], value)) {\n return index;\n }\n }\n\n return -1;\n }\n /**\n * This method is like `_.uniq` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniq([1, 1, 2]);\n * // => [1, 2]\n */\n\n\n function sortedUniq(array) {\n return array && array.length ? baseSortedUniq(array) : [];\n }\n /**\n * This method is like `_.uniqBy` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);\n * // => [1.1, 2.3]\n */\n\n\n function sortedUniqBy(array, iteratee) {\n return array && array.length ? baseSortedUniq(array, getIteratee(iteratee, 2)) : [];\n }\n /**\n * Gets all but the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.tail([1, 2, 3]);\n * // => [2, 3]\n */\n\n\n function tail(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 1, length) : [];\n }\n /**\n * Creates a slice of `array` with `n` elements taken from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.take([1, 2, 3]);\n * // => [1]\n *\n * _.take([1, 2, 3], 2);\n * // => [1, 2]\n *\n * _.take([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.take([1, 2, 3], 0);\n * // => []\n */\n\n\n function take(array, n, guard) {\n if (!(array && array.length)) {\n return [];\n }\n\n n = guard || n === undefined ? 1 : toInteger(n);\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n /**\n * Creates a slice of `array` with `n` elements taken from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.takeRight([1, 2, 3]);\n * // => [3]\n *\n * _.takeRight([1, 2, 3], 2);\n * // => [2, 3]\n *\n * _.takeRight([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.takeRight([1, 2, 3], 0);\n * // => []\n */\n\n\n function takeRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n\n if (!length) {\n return [];\n }\n\n n = guard || n === undefined ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n /**\n * Creates a slice of `array` with elements taken from the end. Elements are\n * taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.takeRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeRightWhile(users, ['active', false]);\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeRightWhile(users, 'active');\n * // => []\n */\n\n\n function takeRightWhile(array, predicate) {\n return array && array.length ? baseWhile(array, getIteratee(predicate, 3), false, true) : [];\n }\n /**\n * Creates a slice of `array` with elements taken from the beginning. Elements\n * are taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.takeWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeWhile(users, ['active', false]);\n * // => objects for ['barney', 'fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeWhile(users, 'active');\n * // => []\n */\n\n\n function takeWhile(array, predicate) {\n return array && array.length ? baseWhile(array, getIteratee(predicate, 3)) : [];\n }\n /**\n * Creates an array of unique values, in order, from all given arrays using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.union([2], [1, 2]);\n * // => [2, 1]\n */\n\n\n var union = baseRest(function (arrays) {\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));\n });\n /**\n * This method is like `_.union` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which uniqueness is computed. Result values are chosen from the first\n * array in which the value occurs. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.unionBy([2.1], [1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n\n var unionBy = baseRest(function (arrays) {\n var iteratee = last(arrays);\n\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2));\n });\n /**\n * This method is like `_.union` except that it accepts `comparator` which\n * is invoked to compare elements of `arrays`. Result values are chosen from\n * the first array in which the value occurs. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.unionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n\n var unionWith = baseRest(function (arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined, comparator);\n });\n /**\n * Creates a duplicate-free version of an array, using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons, in which only the first occurrence of each element\n * is kept. The order of result values is determined by the order they occur\n * in the array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniq([2, 1, 2]);\n * // => [2, 1]\n */\n\n function uniq(array) {\n return array && array.length ? baseUniq(array) : [];\n }\n /**\n * This method is like `_.uniq` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * uniqueness is computed. The order of result values is determined by the\n * order they occur in the array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniqBy([2.1, 1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n\n\n function uniqBy(array, iteratee) {\n return array && array.length ? baseUniq(array, getIteratee(iteratee, 2)) : [];\n }\n /**\n * This method is like `_.uniq` except that it accepts `comparator` which\n * is invoked to compare elements of `array`. The order of result values is\n * determined by the order they occur in the array.The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.uniqWith(objects, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]\n */\n\n\n function uniqWith(array, comparator) {\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return array && array.length ? baseUniq(array, undefined, comparator) : [];\n }\n /**\n * This method is like `_.zip` except that it accepts an array of grouped\n * elements and creates an array regrouping the elements to their pre-zip\n * configuration.\n *\n * @static\n * @memberOf _\n * @since 1.2.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n *\n * _.unzip(zipped);\n * // => [['a', 'b'], [1, 2], [true, false]]\n */\n\n\n function unzip(array) {\n if (!(array && array.length)) {\n return [];\n }\n\n var length = 0;\n array = arrayFilter(array, function (group) {\n if (isArrayLikeObject(group)) {\n length = nativeMax(group.length, length);\n return true;\n }\n });\n return baseTimes(length, function (index) {\n return arrayMap(array, baseProperty(index));\n });\n }\n /**\n * This method is like `_.unzip` except that it accepts `iteratee` to specify\n * how regrouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * regrouped values.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip([1, 2], [10, 20], [100, 200]);\n * // => [[1, 10, 100], [2, 20, 200]]\n *\n * _.unzipWith(zipped, _.add);\n * // => [3, 30, 300]\n */\n\n\n function unzipWith(array, iteratee) {\n if (!(array && array.length)) {\n return [];\n }\n\n var result = unzip(array);\n\n if (iteratee == null) {\n return result;\n }\n\n return arrayMap(result, function (group) {\n return apply(iteratee, undefined, group);\n });\n }\n /**\n * Creates an array excluding all given values using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.pull`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...*} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.xor\n * @example\n *\n * _.without([2, 1, 2, 3], 1, 2);\n * // => [3]\n */\n\n\n var without = baseRest(function (array, values) {\n return isArrayLikeObject(array) ? baseDifference(array, values) : [];\n });\n /**\n * Creates an array of unique values that is the\n * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)\n * of the given arrays. The order of result values is determined by the order\n * they occur in the arrays.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.without\n * @example\n *\n * _.xor([2, 1], [2, 3]);\n * // => [1, 3]\n */\n\n var xor = baseRest(function (arrays) {\n return baseXor(arrayFilter(arrays, isArrayLikeObject));\n });\n /**\n * This method is like `_.xor` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which by which they're compared. The order of result values is determined\n * by the order they occur in the arrays. The iteratee is invoked with one\n * argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2, 3.4]\n *\n * // The `_.property` iteratee shorthand.\n * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n\n var xorBy = baseRest(function (arrays) {\n var iteratee = last(arrays);\n\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n\n return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2));\n });\n /**\n * This method is like `_.xor` except that it accepts `comparator` which is\n * invoked to compare elements of `arrays`. The order of result values is\n * determined by the order they occur in the arrays. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.xorWith(objects, others, _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n\n var xorWith = baseRest(function (arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator);\n });\n /**\n * Creates an array of grouped elements, the first of which contains the\n * first elements of the given arrays, the second of which contains the\n * second elements of the given arrays, and so on.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n */\n\n var zip = baseRest(unzip);\n /**\n * This method is like `_.fromPairs` except that it accepts two arrays,\n * one of property identifiers and one of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 0.4.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObject(['a', 'b'], [1, 2]);\n * // => { 'a': 1, 'b': 2 }\n */\n\n function zipObject(props, values) {\n return baseZipObject(props || [], values || [], assignValue);\n }\n /**\n * This method is like `_.zipObject` except that it supports property paths.\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]);\n * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } }\n */\n\n\n function zipObjectDeep(props, values) {\n return baseZipObject(props || [], values || [], baseSet);\n }\n /**\n * This method is like `_.zip` except that it accepts `iteratee` to specify\n * how grouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * grouped values.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) {\n * return a + b + c;\n * });\n * // => [111, 222]\n */\n\n\n var zipWith = baseRest(function (arrays) {\n var length = arrays.length,\n iteratee = length > 1 ? arrays[length - 1] : undefined;\n iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined;\n return unzipWith(arrays, iteratee);\n });\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` wrapper instance that wraps `value` with explicit method\n * chain sequences enabled. The result of such sequences must be unwrapped\n * with `_#value`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Seq\n * @param {*} value The value to wrap.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'pebbles', 'age': 1 }\n * ];\n *\n * var youngest = _\n * .chain(users)\n * .sortBy('age')\n * .map(function(o) {\n * return o.user + ' is ' + o.age;\n * })\n * .head()\n * .value();\n * // => 'pebbles is 1'\n */\n\n function chain(value) {\n var result = lodash(value);\n result.__chain__ = true;\n return result;\n }\n /**\n * This method invokes `interceptor` and returns `value`. The interceptor\n * is invoked with one argument; (value). The purpose of this method is to\n * \"tap into\" a method chain sequence in order to modify intermediate results.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns `value`.\n * @example\n *\n * _([1, 2, 3])\n * .tap(function(array) {\n * // Mutate input array.\n * array.pop();\n * })\n * .reverse()\n * .value();\n * // => [2, 1]\n */\n\n\n function tap(value, interceptor) {\n interceptor(value);\n return value;\n }\n /**\n * This method is like `_.tap` except that it returns the result of `interceptor`.\n * The purpose of this method is to \"pass thru\" values replacing intermediate\n * results in a method chain sequence.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns the result of `interceptor`.\n * @example\n *\n * _(' abc ')\n * .chain()\n * .trim()\n * .thru(function(value) {\n * return [value];\n * })\n * .value();\n * // => ['abc']\n */\n\n\n function thru(value, interceptor) {\n return interceptor(value);\n }\n /**\n * This method is the wrapper version of `_.at`.\n *\n * @name at\n * @memberOf _\n * @since 1.0.0\n * @category Seq\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _(object).at(['a[0].b.c', 'a[1]']).value();\n * // => [3, 4]\n */\n\n\n var wrapperAt = flatRest(function (paths) {\n var length = paths.length,\n start = length ? paths[0] : 0,\n value = this.__wrapped__,\n interceptor = function interceptor(object) {\n return baseAt(object, paths);\n };\n\n if (length > 1 || this.__actions__.length || !(value instanceof LazyWrapper) || !isIndex(start)) {\n return this.thru(interceptor);\n }\n\n value = value.slice(start, +start + (length ? 1 : 0));\n\n value.__actions__.push({\n 'func': thru,\n 'args': [interceptor],\n 'thisArg': undefined\n });\n\n return new LodashWrapper(value, this.__chain__).thru(function (array) {\n if (length && !array.length) {\n array.push(undefined);\n }\n\n return array;\n });\n });\n /**\n * Creates a `lodash` wrapper instance with explicit method chain sequences enabled.\n *\n * @name chain\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 }\n * ];\n *\n * // A sequence without explicit chaining.\n * _(users).head();\n * // => { 'user': 'barney', 'age': 36 }\n *\n * // A sequence with explicit chaining.\n * _(users)\n * .chain()\n * .head()\n * .pick('user')\n * .value();\n * // => { 'user': 'barney' }\n */\n\n function wrapperChain() {\n return chain(this);\n }\n /**\n * Executes the chain sequence and returns the wrapped result.\n *\n * @name commit\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2];\n * var wrapped = _(array).push(3);\n *\n * console.log(array);\n * // => [1, 2]\n *\n * wrapped = wrapped.commit();\n * console.log(array);\n * // => [1, 2, 3]\n *\n * wrapped.last();\n * // => 3\n *\n * console.log(array);\n * // => [1, 2, 3]\n */\n\n\n function wrapperCommit() {\n return new LodashWrapper(this.value(), this.__chain__);\n }\n /**\n * Gets the next value on a wrapped object following the\n * [iterator protocol](https://mdn.io/iteration_protocols#iterator).\n *\n * @name next\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the next iterator value.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 1 }\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 2 }\n *\n * wrapped.next();\n * // => { 'done': true, 'value': undefined }\n */\n\n\n function wrapperNext() {\n if (this.__values__ === undefined) {\n this.__values__ = toArray(this.value());\n }\n\n var done = this.__index__ >= this.__values__.length,\n value = done ? undefined : this.__values__[this.__index__++];\n return {\n 'done': done,\n 'value': value\n };\n }\n /**\n * Enables the wrapper to be iterable.\n *\n * @name Symbol.iterator\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the wrapper object.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped[Symbol.iterator]() === wrapped;\n * // => true\n *\n * Array.from(wrapped);\n * // => [1, 2]\n */\n\n\n function wrapperToIterator() {\n return this;\n }\n /**\n * Creates a clone of the chain sequence planting `value` as the wrapped value.\n *\n * @name plant\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @param {*} value The value to plant.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2]).map(square);\n * var other = wrapped.plant([3, 4]);\n *\n * other.value();\n * // => [9, 16]\n *\n * wrapped.value();\n * // => [1, 4]\n */\n\n\n function wrapperPlant(value) {\n var result,\n parent = this;\n\n while (parent instanceof baseLodash) {\n var clone = wrapperClone(parent);\n clone.__index__ = 0;\n clone.__values__ = undefined;\n\n if (result) {\n previous.__wrapped__ = clone;\n } else {\n result = clone;\n }\n\n var previous = clone;\n parent = parent.__wrapped__;\n }\n\n previous.__wrapped__ = value;\n return result;\n }\n /**\n * This method is the wrapper version of `_.reverse`.\n *\n * **Note:** This method mutates the wrapped array.\n *\n * @name reverse\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _(array).reverse().value()\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n\n\n function wrapperReverse() {\n var value = this.__wrapped__;\n\n if (value instanceof LazyWrapper) {\n var wrapped = value;\n\n if (this.__actions__.length) {\n wrapped = new LazyWrapper(this);\n }\n\n wrapped = wrapped.reverse();\n\n wrapped.__actions__.push({\n 'func': thru,\n 'args': [reverse],\n 'thisArg': undefined\n });\n\n return new LodashWrapper(wrapped, this.__chain__);\n }\n\n return this.thru(reverse);\n }\n /**\n * Executes the chain sequence to resolve the unwrapped value.\n *\n * @name value\n * @memberOf _\n * @since 0.1.0\n * @alias toJSON, valueOf\n * @category Seq\n * @returns {*} Returns the resolved unwrapped value.\n * @example\n *\n * _([1, 2, 3]).value();\n * // => [1, 2, 3]\n */\n\n\n function wrapperValue() {\n return baseWrapperValue(this.__wrapped__, this.__actions__);\n }\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the number of times the key was returned by `iteratee`. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.countBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': 1, '6': 2 }\n *\n * // The `_.property` iteratee shorthand.\n * _.countBy(['one', 'two', 'three'], 'length');\n * // => { '3': 2, '5': 1 }\n */\n\n\n var countBy = createAggregator(function (result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n ++result[key];\n } else {\n baseAssignValue(result, key, 1);\n }\n });\n /**\n * Checks if `predicate` returns truthy for **all** elements of `collection`.\n * Iteration is stopped once `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * **Note:** This method returns `true` for\n * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because\n * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of\n * elements of empty collections.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n * @example\n *\n * _.every([true, 1, null, 'yes'], Boolean);\n * // => false\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.every(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.every(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.every(users, 'active');\n * // => false\n */\n\n function every(collection, predicate, guard) {\n var func = isArray(collection) ? arrayEvery : baseEvery;\n\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n\n return func(collection, getIteratee(predicate, 3));\n }\n /**\n * Iterates over elements of `collection`, returning an array of all elements\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * **Note:** Unlike `_.remove`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.reject\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * _.filter(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.filter(users, { 'age': 36, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.filter(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.filter(users, 'active');\n * // => objects for ['barney']\n */\n\n\n function filter(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, getIteratee(predicate, 3));\n }\n /**\n * Iterates over elements of `collection`, returning the first element\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false },\n * { 'user': 'pebbles', 'age': 1, 'active': true }\n * ];\n *\n * _.find(users, function(o) { return o.age < 40; });\n * // => object for 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.find(users, { 'age': 1, 'active': true });\n * // => object for 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.find(users, ['active', false]);\n * // => object for 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.find(users, 'active');\n * // => object for 'barney'\n */\n\n\n var find = createFind(findIndex);\n /**\n * This method is like `_.find` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=collection.length-1] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * _.findLast([1, 2, 3, 4], function(n) {\n * return n % 2 == 1;\n * });\n * // => 3\n */\n\n var findLast = createFind(findLastIndex);\n /**\n * Creates a flattened array of values by running each element in `collection`\n * thru `iteratee` and flattening the mapped results. The iteratee is invoked\n * with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [n, n];\n * }\n *\n * _.flatMap([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n\n function flatMap(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), 1);\n }\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDeep([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n\n\n function flatMapDeep(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), INFINITY);\n }\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDepth([1, 2], duplicate, 2);\n * // => [[1, 1], [2, 2]]\n */\n\n\n function flatMapDepth(collection, iteratee, depth) {\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(map(collection, iteratee), depth);\n }\n /**\n * Iterates over elements of `collection` and invokes `iteratee` for each element.\n * The iteratee is invoked with three arguments: (value, index|key, collection).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * **Note:** As with other \"Collections\" methods, objects with a \"length\"\n * property are iterated like arrays. To avoid this behavior use `_.forIn`\n * or `_.forOwn` for object iteration.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias each\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEachRight\n * @example\n *\n * _.forEach([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `1` then `2`.\n *\n * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n\n\n function forEach(collection, iteratee) {\n var func = isArray(collection) ? arrayEach : baseEach;\n return func(collection, getIteratee(iteratee, 3));\n }\n /**\n * This method is like `_.forEach` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @alias eachRight\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEach\n * @example\n *\n * _.forEachRight([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `2` then `1`.\n */\n\n\n function forEachRight(collection, iteratee) {\n var func = isArray(collection) ? arrayEachRight : baseEachRight;\n return func(collection, getIteratee(iteratee, 3));\n }\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The order of grouped values\n * is determined by the order they occur in `collection`. The corresponding\n * value of each key is an array of elements responsible for generating the\n * key. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.groupBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': [4.2], '6': [6.1, 6.3] }\n *\n * // The `_.property` iteratee shorthand.\n * _.groupBy(['one', 'two', 'three'], 'length');\n * // => { '3': ['one', 'two'], '5': ['three'] }\n */\n\n\n var groupBy = createAggregator(function (result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n result[key].push(value);\n } else {\n baseAssignValue(result, key, [value]);\n }\n });\n /**\n * Checks if `value` is in `collection`. If `collection` is a string, it's\n * checked for a substring of `value`, otherwise\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * is used for equality comparisons. If `fromIndex` is negative, it's used as\n * the offset from the end of `collection`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {boolean} Returns `true` if `value` is found, else `false`.\n * @example\n *\n * _.includes([1, 2, 3], 1);\n * // => true\n *\n * _.includes([1, 2, 3], 1, 2);\n * // => false\n *\n * _.includes({ 'a': 1, 'b': 2 }, 1);\n * // => true\n *\n * _.includes('abcd', 'bc');\n * // => true\n */\n\n function includes(collection, value, fromIndex, guard) {\n collection = isArrayLike(collection) ? collection : values(collection);\n fromIndex = fromIndex && !guard ? toInteger(fromIndex) : 0;\n var length = collection.length;\n\n if (fromIndex < 0) {\n fromIndex = nativeMax(length + fromIndex, 0);\n }\n\n return isString(collection) ? fromIndex <= length && collection.indexOf(value, fromIndex) > -1 : !!length && baseIndexOf(collection, value, fromIndex) > -1;\n }\n /**\n * Invokes the method at `path` of each element in `collection`, returning\n * an array of the results of each invoked method. Any additional arguments\n * are provided to each invoked method. If `path` is a function, it's invoked\n * for, and `this` bound to, each element in `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array|Function|string} path The path of the method to invoke or\n * the function invoked per iteration.\n * @param {...*} [args] The arguments to invoke each method with.\n * @returns {Array} Returns the array of results.\n * @example\n *\n * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort');\n * // => [[1, 5, 7], [1, 2, 3]]\n *\n * _.invokeMap([123, 456], String.prototype.split, '');\n * // => [['1', '2', '3'], ['4', '5', '6']]\n */\n\n\n var invokeMap = baseRest(function (collection, path, args) {\n var index = -1,\n isFunc = typeof path == 'function',\n result = isArrayLike(collection) ? Array(collection.length) : [];\n baseEach(collection, function (value) {\n result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args);\n });\n return result;\n });\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the last element responsible for generating the key. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * var array = [\n * { 'dir': 'left', 'code': 97 },\n * { 'dir': 'right', 'code': 100 }\n * ];\n *\n * _.keyBy(array, function(o) {\n * return String.fromCharCode(o.code);\n * });\n * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }\n *\n * _.keyBy(array, 'dir');\n * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }\n */\n\n var keyBy = createAggregator(function (result, value, key) {\n baseAssignValue(result, key, value);\n });\n /**\n * Creates an array of values by running each element in `collection` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.\n *\n * The guarded methods are:\n * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,\n * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,\n * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,\n * `template`, `trim`, `trimEnd`, `trimStart`, and `words`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * _.map([4, 8], square);\n * // => [16, 64]\n *\n * _.map({ 'a': 4, 'b': 8 }, square);\n * // => [16, 64] (iteration order is not guaranteed)\n *\n * var users = [\n * { 'user': 'barney' },\n * { 'user': 'fred' }\n * ];\n *\n * // The `_.property` iteratee shorthand.\n * _.map(users, 'user');\n * // => ['barney', 'fred']\n */\n\n function map(collection, iteratee) {\n var func = isArray(collection) ? arrayMap : baseMap;\n return func(collection, getIteratee(iteratee, 3));\n }\n /**\n * This method is like `_.sortBy` except that it allows specifying the sort\n * orders of the iteratees to sort by. If `orders` is unspecified, all values\n * are sorted in ascending order. Otherwise, specify an order of \"desc\" for\n * descending or \"asc\" for ascending sort order of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @param {string[]} [orders] The sort orders of `iteratees`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 34 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 36 }\n * ];\n *\n * // Sort by `user` in ascending order and by `age` in descending order.\n * _.orderBy(users, ['user', 'age'], ['asc', 'desc']);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n */\n\n\n function orderBy(collection, iteratees, orders, guard) {\n if (collection == null) {\n return [];\n }\n\n if (!isArray(iteratees)) {\n iteratees = iteratees == null ? [] : [iteratees];\n }\n\n orders = guard ? undefined : orders;\n\n if (!isArray(orders)) {\n orders = orders == null ? [] : [orders];\n }\n\n return baseOrderBy(collection, iteratees, orders);\n }\n /**\n * Creates an array of elements split into two groups, the first of which\n * contains elements `predicate` returns truthy for, the second of which\n * contains elements `predicate` returns falsey for. The predicate is\n * invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the array of grouped elements.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true },\n * { 'user': 'pebbles', 'age': 1, 'active': false }\n * ];\n *\n * _.partition(users, function(o) { return o.active; });\n * // => objects for [['fred'], ['barney', 'pebbles']]\n *\n * // The `_.matches` iteratee shorthand.\n * _.partition(users, { 'age': 1, 'active': false });\n * // => objects for [['pebbles'], ['barney', 'fred']]\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.partition(users, ['active', false]);\n * // => objects for [['barney', 'pebbles'], ['fred']]\n *\n * // The `_.property` iteratee shorthand.\n * _.partition(users, 'active');\n * // => objects for [['fred'], ['barney', 'pebbles']]\n */\n\n\n var partition = createAggregator(function (result, value, key) {\n result[key ? 0 : 1].push(value);\n }, function () {\n return [[], []];\n });\n /**\n * Reduces `collection` to a value which is the accumulated result of running\n * each element in `collection` thru `iteratee`, where each successive\n * invocation is supplied the return value of the previous. If `accumulator`\n * is not given, the first element of `collection` is used as the initial\n * value. The iteratee is invoked with four arguments:\n * (accumulator, value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.reduce`, `_.reduceRight`, and `_.transform`.\n *\n * The guarded methods are:\n * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,\n * and `sortBy`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduceRight\n * @example\n *\n * _.reduce([1, 2], function(sum, n) {\n * return sum + n;\n * }, 0);\n * // => 3\n *\n * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * return result;\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)\n */\n\n function reduce(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduce : baseReduce,\n initAccum = arguments.length < 3;\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach);\n }\n /**\n * This method is like `_.reduce` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduce\n * @example\n *\n * var array = [[0, 1], [2, 3], [4, 5]];\n *\n * _.reduceRight(array, function(flattened, other) {\n * return flattened.concat(other);\n * }, []);\n * // => [4, 5, 2, 3, 0, 1]\n */\n\n\n function reduceRight(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduceRight : baseReduce,\n initAccum = arguments.length < 3;\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight);\n }\n /**\n * The opposite of `_.filter`; this method returns the elements of `collection`\n * that `predicate` does **not** return truthy for.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.filter\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true }\n * ];\n *\n * _.reject(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.reject(users, { 'age': 40, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.reject(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.reject(users, 'active');\n * // => objects for ['barney']\n */\n\n\n function reject(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, negate(getIteratee(predicate, 3)));\n }\n /**\n * Gets a random element from `collection`.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n * @example\n *\n * _.sample([1, 2, 3, 4]);\n * // => 2\n */\n\n\n function sample(collection) {\n var func = isArray(collection) ? arraySample : baseSample;\n return func(collection);\n }\n /**\n * Gets `n` random elements at unique keys from `collection` up to the\n * size of `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @param {number} [n=1] The number of elements to sample.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the random elements.\n * @example\n *\n * _.sampleSize([1, 2, 3], 2);\n * // => [3, 1]\n *\n * _.sampleSize([1, 2, 3], 4);\n * // => [2, 3, 1]\n */\n\n\n function sampleSize(collection, n, guard) {\n if (guard ? isIterateeCall(collection, n, guard) : n === undefined) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n\n var func = isArray(collection) ? arraySampleSize : baseSampleSize;\n return func(collection, n);\n }\n /**\n * Creates an array of shuffled values, using a version of the\n * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n * @example\n *\n * _.shuffle([1, 2, 3, 4]);\n * // => [4, 1, 3, 2]\n */\n\n\n function shuffle(collection) {\n var func = isArray(collection) ? arrayShuffle : baseShuffle;\n return func(collection);\n }\n /**\n * Gets the size of `collection` by returning its length for array-like\n * values or the number of own enumerable string keyed properties for objects.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @returns {number} Returns the collection size.\n * @example\n *\n * _.size([1, 2, 3]);\n * // => 3\n *\n * _.size({ 'a': 1, 'b': 2 });\n * // => 2\n *\n * _.size('pebbles');\n * // => 7\n */\n\n\n function size(collection) {\n if (collection == null) {\n return 0;\n }\n\n if (isArrayLike(collection)) {\n return isString(collection) ? stringSize(collection) : collection.length;\n }\n\n var tag = getTag(collection);\n\n if (tag == mapTag || tag == setTag) {\n return collection.size;\n }\n\n return baseKeys(collection).length;\n }\n /**\n * Checks if `predicate` returns truthy for **any** element of `collection`.\n * Iteration is stopped once `predicate` returns truthy. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n * @example\n *\n * _.some([null, 0, 'yes', false], Boolean);\n * // => true\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.some(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.some(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.some(users, 'active');\n * // => true\n */\n\n\n function some(collection, predicate, guard) {\n var func = isArray(collection) ? arraySome : baseSome;\n\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n\n return func(collection, getIteratee(predicate, 3));\n }\n /**\n * Creates an array of elements, sorted in ascending order by the results of\n * running each element in a collection thru each iteratee. This method\n * performs a stable sort, that is, it preserves the original sort order of\n * equal elements. The iteratees are invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {...(Function|Function[])} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 34 }\n * ];\n *\n * _.sortBy(users, [function(o) { return o.user; }]);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n *\n * _.sortBy(users, ['user', 'age']);\n * // => objects for [['barney', 34], ['barney', 36], ['fred', 40], ['fred', 48]]\n */\n\n\n var sortBy = baseRest(function (collection, iteratees) {\n if (collection == null) {\n return [];\n }\n\n var length = iteratees.length;\n\n if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) {\n iteratees = [];\n } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) {\n iteratees = [iteratees[0]];\n }\n\n return baseOrderBy(collection, baseFlatten(iteratees, 1), []);\n });\n /*------------------------------------------------------------------------*/\n\n /**\n * Gets the timestamp of the number of milliseconds that have elapsed since\n * the Unix epoch (1 January 1970 00:00:00 UTC).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Date\n * @returns {number} Returns the timestamp.\n * @example\n *\n * _.defer(function(stamp) {\n * console.log(_.now() - stamp);\n * }, _.now());\n * // => Logs the number of milliseconds it took for the deferred invocation.\n */\n\n var now = ctxNow || function () {\n return root.Date.now();\n };\n /*------------------------------------------------------------------------*/\n\n /**\n * The opposite of `_.before`; this method creates a function that invokes\n * `func` once it's called `n` or more times.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {number} n The number of calls before `func` is invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var saves = ['profile', 'settings'];\n *\n * var done = _.after(saves.length, function() {\n * console.log('done saving!');\n * });\n *\n * _.forEach(saves, function(type) {\n * asyncSave({ 'type': type, 'complete': done });\n * });\n * // => Logs 'done saving!' after the two async saves have completed.\n */\n\n\n function after(n, func) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n n = toInteger(n);\n return function () {\n if (--n < 1) {\n return func.apply(this, arguments);\n }\n };\n }\n /**\n * Creates a function that invokes `func`, with up to `n` arguments,\n * ignoring any additional arguments.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @param {number} [n=func.length] The arity cap.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.ary(parseInt, 1));\n * // => [6, 8, 10]\n */\n\n\n function ary(func, n, guard) {\n n = guard ? undefined : n;\n n = func && n == null ? func.length : n;\n return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n);\n }\n /**\n * Creates a function that invokes `func`, with the `this` binding and arguments\n * of the created function, while it's called less than `n` times. Subsequent\n * calls to the created function return the result of the last `func` invocation.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {number} n The number of calls at which `func` is no longer invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * jQuery(element).on('click', _.before(5, addContactToList));\n * // => Allows adding up to 4 contacts to the list.\n */\n\n\n function before(n, func) {\n var result;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n n = toInteger(n);\n return function () {\n if (--n > 0) {\n result = func.apply(this, arguments);\n }\n\n if (n <= 1) {\n func = undefined;\n }\n\n return result;\n };\n }\n /**\n * Creates a function that invokes `func` with the `this` binding of `thisArg`\n * and `partials` prepended to the arguments it receives.\n *\n * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for partially applied arguments.\n *\n * **Note:** Unlike native `Function#bind`, this method doesn't set the \"length\"\n * property of bound functions.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to bind.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * function greet(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n *\n * var object = { 'user': 'fred' };\n *\n * var bound = _.bind(greet, object, 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bind(greet, object, _, '!');\n * bound('hi');\n * // => 'hi fred!'\n */\n\n\n var bind = baseRest(function (func, thisArg, partials) {\n var bitmask = WRAP_BIND_FLAG;\n\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bind));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n\n return createWrap(func, bitmask, thisArg, partials, holders);\n });\n /**\n * Creates a function that invokes the method at `object[key]` with `partials`\n * prepended to the arguments it receives.\n *\n * This method differs from `_.bind` by allowing bound functions to reference\n * methods that may be redefined or don't yet exist. See\n * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)\n * for more details.\n *\n * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Function\n * @param {Object} object The object to invoke the method on.\n * @param {string} key The key of the method.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * var object = {\n * 'user': 'fred',\n * 'greet': function(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n * };\n *\n * var bound = _.bindKey(object, 'greet', 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * object.greet = function(greeting, punctuation) {\n * return greeting + 'ya ' + this.user + punctuation;\n * };\n *\n * bound('!');\n * // => 'hiya fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bindKey(object, 'greet', _, '!');\n * bound('hi');\n * // => 'hiya fred!'\n */\n\n var bindKey = baseRest(function (object, key, partials) {\n var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;\n\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bindKey));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n\n return createWrap(key, bitmask, object, partials, holders);\n });\n /**\n * Creates a function that accepts arguments of `func` and either invokes\n * `func` returning its result, if at least `arity` number of arguments have\n * been provided, or returns a function that accepts the remaining `func`\n * arguments, and so on. The arity of `func` may be specified if `func.length`\n * is not sufficient.\n *\n * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curry(abc);\n *\n * curried(1)(2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(1)(_, 3)(2);\n * // => [1, 2, 3]\n */\n\n function curry(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curry.placeholder;\n return result;\n }\n /**\n * This method is like `_.curry` except that arguments are applied to `func`\n * in the manner of `_.partialRight` instead of `_.partial`.\n *\n * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curryRight(abc);\n *\n * curried(3)(2)(1);\n * // => [1, 2, 3]\n *\n * curried(2, 3)(1);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(3)(1, _)(2);\n * // => [1, 2, 3]\n */\n\n\n function curryRight(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curryRight.placeholder;\n return result;\n }\n /**\n * Creates a debounced function that delays invoking `func` until after `wait`\n * milliseconds have elapsed since the last time the debounced function was\n * invoked. The debounced function comes with a `cancel` method to cancel\n * delayed `func` invocations and a `flush` method to immediately invoke them.\n * Provide `options` to indicate whether `func` should be invoked on the\n * leading and/or trailing edge of the `wait` timeout. The `func` is invoked\n * with the last arguments provided to the debounced function. Subsequent\n * calls to the debounced function return the result of the last `func`\n * invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the debounced function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.debounce` and `_.throttle`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to debounce.\n * @param {number} [wait=0] The number of milliseconds to delay.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=false]\n * Specify invoking on the leading edge of the timeout.\n * @param {number} [options.maxWait]\n * The maximum time `func` is allowed to be delayed before it's invoked.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new debounced function.\n * @example\n *\n * // Avoid costly calculations while the window size is in flux.\n * jQuery(window).on('resize', _.debounce(calculateLayout, 150));\n *\n * // Invoke `sendMail` when clicked, debouncing subsequent calls.\n * jQuery(element).on('click', _.debounce(sendMail, 300, {\n * 'leading': true,\n * 'trailing': false\n * }));\n *\n * // Ensure `batchLog` is invoked once after 1 second of debounced calls.\n * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });\n * var source = new EventSource('/stream');\n * jQuery(source).on('message', debounced);\n *\n * // Cancel the trailing debounced invocation.\n * jQuery(window).on('popstate', debounced.cancel);\n */\n\n\n function debounce(func, wait, options) {\n var lastArgs,\n lastThis,\n maxWait,\n result,\n timerId,\n lastCallTime,\n lastInvokeTime = 0,\n leading = false,\n maxing = false,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n wait = toNumber(wait) || 0;\n\n if (isObject(options)) {\n leading = !!options.leading;\n maxing = 'maxWait' in options;\n maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n\n function invokeFunc(time) {\n var args = lastArgs,\n thisArg = lastThis;\n lastArgs = lastThis = undefined;\n lastInvokeTime = time;\n result = func.apply(thisArg, args);\n return result;\n }\n\n function leadingEdge(time) {\n // Reset any `maxWait` timer.\n lastInvokeTime = time; // Start the timer for the trailing edge.\n\n timerId = setTimeout(timerExpired, wait); // Invoke the leading edge.\n\n return leading ? invokeFunc(time) : result;\n }\n\n function remainingWait(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime,\n timeWaiting = wait - timeSinceLastCall;\n return maxing ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke) : timeWaiting;\n }\n\n function shouldInvoke(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime; // Either this is the first call, activity has stopped and we're at the\n // trailing edge, the system time has gone backwards and we're treating\n // it as the trailing edge, or we've hit the `maxWait` limit.\n\n return lastCallTime === undefined || timeSinceLastCall >= wait || timeSinceLastCall < 0 || maxing && timeSinceLastInvoke >= maxWait;\n }\n\n function timerExpired() {\n var time = now();\n\n if (shouldInvoke(time)) {\n return trailingEdge(time);\n } // Restart the timer.\n\n\n timerId = setTimeout(timerExpired, remainingWait(time));\n }\n\n function trailingEdge(time) {\n timerId = undefined; // Only invoke if we have `lastArgs` which means `func` has been\n // debounced at least once.\n\n if (trailing && lastArgs) {\n return invokeFunc(time);\n }\n\n lastArgs = lastThis = undefined;\n return result;\n }\n\n function cancel() {\n if (timerId !== undefined) {\n clearTimeout(timerId);\n }\n\n lastInvokeTime = 0;\n lastArgs = lastCallTime = lastThis = timerId = undefined;\n }\n\n function flush() {\n return timerId === undefined ? result : trailingEdge(now());\n }\n\n function debounced() {\n var time = now(),\n isInvoking = shouldInvoke(time);\n lastArgs = arguments;\n lastThis = this;\n lastCallTime = time;\n\n if (isInvoking) {\n if (timerId === undefined) {\n return leadingEdge(lastCallTime);\n }\n\n if (maxing) {\n // Handle invocations in a tight loop.\n clearTimeout(timerId);\n timerId = setTimeout(timerExpired, wait);\n return invokeFunc(lastCallTime);\n }\n }\n\n if (timerId === undefined) {\n timerId = setTimeout(timerExpired, wait);\n }\n\n return result;\n }\n\n debounced.cancel = cancel;\n debounced.flush = flush;\n return debounced;\n }\n /**\n * Defers invoking the `func` until the current call stack has cleared. Any\n * additional arguments are provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to defer.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.defer(function(text) {\n * console.log(text);\n * }, 'deferred');\n * // => Logs 'deferred' after one millisecond.\n */\n\n\n var defer = baseRest(function (func, args) {\n return baseDelay(func, 1, args);\n });\n /**\n * Invokes `func` after `wait` milliseconds. Any additional arguments are\n * provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.delay(function(text) {\n * console.log(text);\n * }, 1000, 'later');\n * // => Logs 'later' after one second.\n */\n\n var delay = baseRest(function (func, wait, args) {\n return baseDelay(func, toNumber(wait) || 0, args);\n });\n /**\n * Creates a function that invokes `func` with arguments reversed.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to flip arguments for.\n * @returns {Function} Returns the new flipped function.\n * @example\n *\n * var flipped = _.flip(function() {\n * return _.toArray(arguments);\n * });\n *\n * flipped('a', 'b', 'c', 'd');\n * // => ['d', 'c', 'b', 'a']\n */\n\n function flip(func) {\n return createWrap(func, WRAP_FLIP_FLAG);\n }\n /**\n * Creates a function that memoizes the result of `func`. If `resolver` is\n * provided, it determines the cache key for storing the result based on the\n * arguments provided to the memoized function. By default, the first argument\n * provided to the memoized function is used as the map cache key. The `func`\n * is invoked with the `this` binding of the memoized function.\n *\n * **Note:** The cache is exposed as the `cache` property on the memoized\n * function. Its creation may be customized by replacing the `_.memoize.Cache`\n * constructor with one whose instances implement the\n * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)\n * method interface of `clear`, `delete`, `get`, `has`, and `set`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to have its output memoized.\n * @param {Function} [resolver] The function to resolve the cache key.\n * @returns {Function} Returns the new memoized function.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n * var other = { 'c': 3, 'd': 4 };\n *\n * var values = _.memoize(_.values);\n * values(object);\n * // => [1, 2]\n *\n * values(other);\n * // => [3, 4]\n *\n * object.a = 2;\n * values(object);\n * // => [1, 2]\n *\n * // Modify the result cache.\n * values.cache.set(object, ['a', 'b']);\n * values(object);\n * // => ['a', 'b']\n *\n * // Replace `_.memoize.Cache`.\n * _.memoize.Cache = WeakMap;\n */\n\n\n function memoize(func, resolver) {\n if (typeof func != 'function' || resolver != null && typeof resolver != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n var memoized = function memoized() {\n var args = arguments,\n key = resolver ? resolver.apply(this, args) : args[0],\n cache = memoized.cache;\n\n if (cache.has(key)) {\n return cache.get(key);\n }\n\n var result = func.apply(this, args);\n memoized.cache = cache.set(key, result) || cache;\n return result;\n };\n\n memoized.cache = new (memoize.Cache || MapCache)();\n return memoized;\n } // Expose `MapCache`.\n\n\n memoize.Cache = MapCache;\n /**\n * Creates a function that negates the result of the predicate `func`. The\n * `func` predicate is invoked with the `this` binding and arguments of the\n * created function.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} predicate The predicate to negate.\n * @returns {Function} Returns the new negated function.\n * @example\n *\n * function isEven(n) {\n * return n % 2 == 0;\n * }\n *\n * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));\n * // => [1, 3, 5]\n */\n\n function negate(predicate) {\n if (typeof predicate != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n return function () {\n var args = arguments;\n\n switch (args.length) {\n case 0:\n return !predicate.call(this);\n\n case 1:\n return !predicate.call(this, args[0]);\n\n case 2:\n return !predicate.call(this, args[0], args[1]);\n\n case 3:\n return !predicate.call(this, args[0], args[1], args[2]);\n }\n\n return !predicate.apply(this, args);\n };\n }\n /**\n * Creates a function that is restricted to invoking `func` once. Repeat calls\n * to the function return the value of the first invocation. The `func` is\n * invoked with the `this` binding and arguments of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var initialize = _.once(createApplication);\n * initialize();\n * initialize();\n * // => `createApplication` is invoked once\n */\n\n\n function once(func) {\n return before(2, func);\n }\n /**\n * Creates a function that invokes `func` with its arguments transformed.\n *\n * @static\n * @since 4.0.0\n * @memberOf _\n * @category Function\n * @param {Function} func The function to wrap.\n * @param {...(Function|Function[])} [transforms=[_.identity]]\n * The argument transforms.\n * @returns {Function} Returns the new function.\n * @example\n *\n * function doubled(n) {\n * return n * 2;\n * }\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var func = _.overArgs(function(x, y) {\n * return [x, y];\n * }, [square, doubled]);\n *\n * func(9, 3);\n * // => [81, 6]\n *\n * func(10, 5);\n * // => [100, 10]\n */\n\n\n var overArgs = castRest(function (func, transforms) {\n transforms = transforms.length == 1 && isArray(transforms[0]) ? arrayMap(transforms[0], baseUnary(getIteratee())) : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee()));\n var funcsLength = transforms.length;\n return baseRest(function (args) {\n var index = -1,\n length = nativeMin(args.length, funcsLength);\n\n while (++index < length) {\n args[index] = transforms[index].call(this, args[index]);\n }\n\n return apply(func, this, args);\n });\n });\n /**\n * Creates a function that invokes `func` with `partials` prepended to the\n * arguments it receives. This method is like `_.bind` except it does **not**\n * alter the `this` binding.\n *\n * The `_.partial.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 0.2.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var sayHelloTo = _.partial(greet, 'hello');\n * sayHelloTo('fred');\n * // => 'hello fred'\n *\n * // Partially applied with placeholders.\n * var greetFred = _.partial(greet, _, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n */\n\n var partial = baseRest(function (func, partials) {\n var holders = replaceHolders(partials, getHolder(partial));\n return createWrap(func, WRAP_PARTIAL_FLAG, undefined, partials, holders);\n });\n /**\n * This method is like `_.partial` except that partially applied arguments\n * are appended to the arguments it receives.\n *\n * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var greetFred = _.partialRight(greet, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n *\n * // Partially applied with placeholders.\n * var sayHelloTo = _.partialRight(greet, 'hello', _);\n * sayHelloTo('fred');\n * // => 'hello fred'\n */\n\n var partialRight = baseRest(function (func, partials) {\n var holders = replaceHolders(partials, getHolder(partialRight));\n return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined, partials, holders);\n });\n /**\n * Creates a function that invokes `func` with arguments arranged according\n * to the specified `indexes` where the argument value at the first index is\n * provided as the first argument, the argument value at the second index is\n * provided as the second argument, and so on.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to rearrange arguments for.\n * @param {...(number|number[])} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var rearged = _.rearg(function(a, b, c) {\n * return [a, b, c];\n * }, [2, 0, 1]);\n *\n * rearged('b', 'c', 'a')\n * // => ['a', 'b', 'c']\n */\n\n var rearg = flatRest(function (func, indexes) {\n return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes);\n });\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * created function and arguments from `start` and beyond provided as\n * an array.\n *\n * **Note:** This method is based on the\n * [rest parameter](https://mdn.io/rest_parameters).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\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 * @example\n *\n * var say = _.rest(function(what, names) {\n * return what + ' ' + _.initial(names).join(', ') +\n * (_.size(names) > 1 ? ', & ' : '') + _.last(names);\n * });\n *\n * say('hello', 'fred', 'barney', 'pebbles');\n * // => 'hello fred, barney, & pebbles'\n */\n\n function rest(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n start = start === undefined ? start : toInteger(start);\n return baseRest(func, start);\n }\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * create function and an array of arguments much like\n * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).\n *\n * **Note:** This method is based on the\n * [spread operator](https://mdn.io/spread_operator).\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Function\n * @param {Function} func The function to spread arguments over.\n * @param {number} [start=0] The start position of the spread.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.spread(function(who, what) {\n * return who + ' says ' + what;\n * });\n *\n * say(['fred', 'hello']);\n * // => 'fred says hello'\n *\n * var numbers = Promise.all([\n * Promise.resolve(40),\n * Promise.resolve(36)\n * ]);\n *\n * numbers.then(_.spread(function(x, y) {\n * return x + y;\n * }));\n * // => a Promise of 76\n */\n\n\n function spread(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n start = start == null ? 0 : nativeMax(toInteger(start), 0);\n return baseRest(function (args) {\n var array = args[start],\n otherArgs = castSlice(args, 0, start);\n\n if (array) {\n arrayPush(otherArgs, array);\n }\n\n return apply(func, this, otherArgs);\n });\n }\n /**\n * Creates a throttled function that only invokes `func` at most once per\n * every `wait` milliseconds. The throttled function comes with a `cancel`\n * method to cancel delayed `func` invocations and a `flush` method to\n * immediately invoke them. Provide `options` to indicate whether `func`\n * should be invoked on the leading and/or trailing edge of the `wait`\n * timeout. The `func` is invoked with the last arguments provided to the\n * throttled function. Subsequent calls to the throttled function return the\n * result of the last `func` invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the throttled function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.throttle` and `_.debounce`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to throttle.\n * @param {number} [wait=0] The number of milliseconds to throttle invocations to.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=true]\n * Specify invoking on the leading edge of the timeout.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new throttled function.\n * @example\n *\n * // Avoid excessively updating the position while scrolling.\n * jQuery(window).on('scroll', _.throttle(updatePosition, 100));\n *\n * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.\n * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });\n * jQuery(element).on('click', throttled);\n *\n * // Cancel the trailing throttled invocation.\n * jQuery(window).on('popstate', throttled.cancel);\n */\n\n\n function throttle(func, wait, options) {\n var leading = true,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n\n if (isObject(options)) {\n leading = 'leading' in options ? !!options.leading : leading;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n\n return debounce(func, wait, {\n 'leading': leading,\n 'maxWait': wait,\n 'trailing': trailing\n });\n }\n /**\n * Creates a function that accepts up to one argument, ignoring any\n * additional arguments.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.unary(parseInt));\n * // => [6, 8, 10]\n */\n\n\n function unary(func) {\n return ary(func, 1);\n }\n /**\n * Creates a function that provides `value` to `wrapper` as its first\n * argument. Any additional arguments provided to the function are appended\n * to those provided to the `wrapper`. The wrapper is invoked with the `this`\n * binding of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {*} value The value to wrap.\n * @param {Function} [wrapper=identity] The wrapper function.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var p = _.wrap(_.escape, function(func, text) {\n * return '
` element\n * you can pass in `component={null}`. This is useful if the wrapping div\n * borks your css styles.\n */\n component: PropTypes.any,\n\n /**\n * A set of `` components, that are toggled `in` and out as they\n * leave. the `` will inject specific transition props, so\n * remember to spread them through if you are wrapping the `` as\n * with our `` example.\n *\n * While this component is meant for multiple `Transition` or `CSSTransition`\n * children, sometimes you may want to have a single transition child with\n * content that you want to be transitioned out and in when you change it\n * (e.g. routes, images etc.) In that case you can change the `key` prop of\n * the transition child as you change its content, this will cause\n * `TransitionGroup` to transition the child out and back in.\n */\n children: PropTypes.node,\n\n /**\n * A convenience prop that enables or disables appear animations\n * for all children. Note that specifying this will override any defaults set\n * on individual children Transitions.\n */\n appear: PropTypes.bool,\n\n /**\n * A convenience prop that enables or disables enter animations\n * for all children. Note that specifying this will override any defaults set\n * on individual children Transitions.\n */\n enter: PropTypes.bool,\n\n /**\n * A convenience prop that enables or disables exit animations\n * for all children. Note that specifying this will override any defaults set\n * on individual children Transitions.\n */\n exit: PropTypes.bool,\n\n /**\n * You may need to apply reactive updates to a child as it is exiting.\n * This is generally done by using `cloneElement` however in the case of an exiting\n * child the element has already been removed and not accessible to the consumer.\n *\n * If you do need to update a child as it leaves you can provide a `childFactory`\n * to wrap every child, even the ones that are leaving.\n *\n * @type Function(child: ReactElement) -> ReactElement\n */\n childFactory: PropTypes.func\n} : {};\nTransitionGroup.defaultProps = defaultProps;\nexport default TransitionGroup;","export default {\n disabled: false\n};","import _objectWithoutPropertiesLoose from \"@babel/runtime/helpers/esm/objectWithoutPropertiesLoose\";\nimport _inheritsLoose from \"@babel/runtime/helpers/esm/inheritsLoose\";\nimport PropTypes from 'prop-types';\nimport React from 'react';\nimport ReactDOM from 'react-dom';\nimport config from './config';\nimport { timeoutsShape } from './utils/PropTypes';\nimport TransitionGroupContext from './TransitionGroupContext';\nexport var UNMOUNTED = 'unmounted';\nexport var EXITED = 'exited';\nexport var ENTERING = 'entering';\nexport var ENTERED = 'entered';\nexport var EXITING = 'exiting';\n/**\n * The Transition component lets you describe a transition from one component\n * state to another _over time_ with a simple declarative API. Most commonly\n * it's used to animate the mounting and unmounting of a component, but can also\n * be used to describe in-place transition states as well.\n *\n * ---\n *\n * **Note**: `Transition` is a platform-agnostic base component. If you're using\n * transitions in CSS, you'll probably want to use\n * [`CSSTransition`](https://reactcommunity.org/react-transition-group/css-transition)\n * instead. It inherits all the features of `Transition`, but contains\n * additional features necessary to play nice with CSS transitions (hence the\n * name of the component).\n *\n * ---\n *\n * By default the `Transition` component does not alter the behavior of the\n * component it renders, it only tracks \"enter\" and \"exit\" states for the\n * components. It's up to you to give meaning and effect to those states. For\n * example we can add styles to a component when it enters or exits:\n *\n * ```jsx\n * import { Transition } from 'react-transition-group';\n *\n * const duration = 300;\n *\n * const defaultStyle = {\n * transition: `opacity ${duration}ms ease-in-out`,\n * opacity: 0,\n * }\n *\n * const transitionStyles = {\n * entering: { opacity: 1 },\n * entered: { opacity: 1 },\n * exiting: { opacity: 0 },\n * exited: { opacity: 0 },\n * };\n *\n * const Fade = ({ in: inProp }) => (\n * \n * {state => (\n * \n * );\n * ```\n *\n * There are 4 main states a Transition can be in:\n * - `'entering'`\n * - `'entered'`\n * - `'exiting'`\n * - `'exited'`\n *\n * Transition state is toggled via the `in` prop. When `true` the component\n * begins the \"Enter\" stage. During this stage, the component will shift from\n * its current transition state, to `'entering'` for the duration of the\n * transition and then to the `'entered'` stage once it's complete. Let's take\n * the following example (we'll use the\n * [useState](https://reactjs.org/docs/hooks-reference.html#usestate) hook):\n *\n * ```jsx\n * function App() {\n * const [inProp, setInProp] = useState(false);\n * return (\n * \n * {state => (\n * \n * ```\n */\n children: PropTypes.oneOfType([PropTypes.func.isRequired, PropTypes.element.isRequired]).isRequired,\n\n /**\n * Show the component; triggers the enter or exit states\n */\n \"in\": PropTypes.bool,\n\n /**\n * By default the child component is mounted immediately along with\n * the parent `Transition` component. If you want to \"lazy mount\" the component on the\n * first `in={true}` you can set `mountOnEnter`. After the first enter transition the component will stay\n * mounted, even on \"exited\", unless you also specify `unmountOnExit`.\n */\n mountOnEnter: PropTypes.bool,\n\n /**\n * By default the child component stays mounted after it reaches the `'exited'` state.\n * Set `unmountOnExit` if you'd prefer to unmount the component after it finishes exiting.\n */\n unmountOnExit: PropTypes.bool,\n\n /**\n * Normally a component is not transitioned if it is shown when the\n * `` component mounts. If you want to transition on the first\n * mount set `appear` to `true`, and the component will transition in as soon\n * as the `` mounts.\n *\n * > **Note**: there are no special appear states like `appearing`/`appeared`, this prop\n * > only adds an additional enter transition. However, in the\n * > `` component that first enter transition does result in\n * > additional `.appear-*` classes, that way you can choose to style it\n * > differently.\n */\n appear: PropTypes.bool,\n\n /**\n * Enable or disable enter transitions.\n */\n enter: PropTypes.bool,\n\n /**\n * Enable or disable exit transitions.\n */\n exit: PropTypes.bool,\n\n /**\n * The duration of the transition, in milliseconds.\n * Required unless `addEndListener` is provided.\n *\n * You may specify a single timeout for all transitions:\n *\n * ```jsx\n * timeout={500}\n * ```\n *\n * or individually:\n *\n * ```jsx\n * timeout={{\n * appear: 500,\n * enter: 300,\n * exit: 500,\n * }}\n * ```\n *\n * - `appear` defaults to the value of `enter`\n * - `enter` defaults to `0`\n * - `exit` defaults to `0`\n *\n * @type {number | { enter?: number, exit?: number, appear?: number }}\n */\n timeout: function timeout(props) {\n var pt = timeoutsShape;\n if (!props.addEndListener) pt = pt.isRequired;\n\n for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {\n args[_key - 1] = arguments[_key];\n }\n\n return pt.apply(void 0, [props].concat(args));\n },\n\n /**\n * Add a custom transition end trigger. Called with the transitioning\n * DOM node and a `done` callback. Allows for more fine grained transition end\n * logic. **Note:** Timeouts are still used as a fallback if provided.\n *\n * ```jsx\n * addEndListener={(node, done) => {\n * // use the css transitionend event to mark the finish of a transition\n * node.addEventListener('transitionend', done, false);\n * }}\n * ```\n */\n addEndListener: PropTypes.func,\n\n /**\n * Callback fired before the \"entering\" status is applied. An extra parameter\n * `isAppearing` is supplied to indicate if the enter stage is occurring on the initial mount\n *\n * @type Function(node: HtmlElement, isAppearing: bool) -> void\n */\n onEnter: PropTypes.func,\n\n /**\n * Callback fired after the \"entering\" status is applied. An extra parameter\n * `isAppearing` is supplied to indicate if the enter stage is occurring on the initial mount\n *\n * @type Function(node: HtmlElement, isAppearing: bool)\n */\n onEntering: PropTypes.func,\n\n /**\n * Callback fired after the \"entered\" status is applied. An extra parameter\n * `isAppearing` is supplied to indicate if the enter stage is occurring on the initial mount\n *\n * @type Function(node: HtmlElement, isAppearing: bool) -> void\n */\n onEntered: PropTypes.func,\n\n /**\n * Callback fired before the \"exiting\" status is applied.\n *\n * @type Function(node: HtmlElement) -> void\n */\n onExit: PropTypes.func,\n\n /**\n * Callback fired after the \"exiting\" status is applied.\n *\n * @type Function(node: HtmlElement) -> void\n */\n onExiting: PropTypes.func,\n\n /**\n * Callback fired after the \"exited\" status is applied.\n *\n * @type Function(node: HtmlElement) -> void\n */\n onExited: PropTypes.func // Name the function so it is clearer in the documentation\n\n} : {};\n\nfunction noop() {}\n\nTransition.defaultProps = {\n \"in\": false,\n mountOnEnter: false,\n unmountOnExit: false,\n appear: false,\n enter: true,\n exit: true,\n onEnter: noop,\n onEntering: noop,\n onEntered: noop,\n onExit: noop,\n onExiting: noop,\n onExited: noop\n};\nTransition.UNMOUNTED = 0;\nTransition.EXITED = 1;\nTransition.ENTERING = 2;\nTransition.ENTERED = 3;\nTransition.EXITING = 4;\nexport default Transition;","import React from 'react';\nimport PropTypes from 'prop-types';\nimport { TransitionGroup, Transition } from 'react-transition-group';\n\nexport const timeout = 300;\n\nconst getTransitionStyles = {\n entering: {\n overflow: 'hidden',\n width: 0,\n height: 0,\n opacity: 0,\n },\n entered: {\n transition: `opacity ${timeout}ms cubic-bezier(0.55, 0.085, 0.68, 0.53)`,\n opacity: 1,\n },\n exiting: {\n transition: `opacity ${timeout / 2}ms cubic-bezier(0.25, 0.46, 0.45, 0.94)`,\n opacity: 0,\n },\n};\n\nconst PageTransition = ({ children, location }) => (\n \n \n {status => \n \n);\n\nPageTransition.propTypes = {\n children: PropTypes.node,\n location: PropTypes.object,\n};\n\nexport default PageTransition;\n","export default function _inheritsLoose(subClass, superClass) {\n subClass.prototype = Object.create(superClass.prototype);\n subClass.prototype.constructor = subClass;\n subClass.__proto__ = superClass;\n}","'use strict';\n\nvar anObject = require('./_an-object');\nvar sameValue = require('./_same-value');\nvar regExpExec = require('./_regexp-exec-abstract');\n\n// @@search logic\nrequire('./_fix-re-wks')('search', 1, function (defined, SEARCH, $search, maybeCallNative) {\n return [\n // `String.prototype.search` method\n // https://tc39.github.io/ecma262/#sec-string.prototype.search\n function search(regexp) {\n var O = defined(this);\n var fn = regexp == undefined ? undefined : regexp[SEARCH];\n return fn !== undefined ? fn.call(regexp, O) : new RegExp(regexp)[SEARCH](String(O));\n },\n // `RegExp.prototype[@@search]` method\n // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@search\n function (regexp) {\n var res = maybeCallNative($search, regexp, this);\n if (res.done) return res.value;\n var rx = anObject(regexp);\n var S = String(this);\n var previousLastIndex = rx.lastIndex;\n if (!sameValue(previousLastIndex, 0)) rx.lastIndex = 0;\n var result = regExpExec(rx, S);\n if (!sameValue(rx.lastIndex, previousLastIndex)) rx.lastIndex = previousLastIndex;\n return result === null ? -1 : result.index;\n }\n ];\n});\n","var g; // This works in non-strict mode\n\ng = function () {\n return this;\n}();\n\ntry {\n // This works if eval is allowed (see CSP)\n g = g || new Function(\"return this\")();\n} catch (e) {\n // This works if the window reference is available\n if (typeof window === \"object\") g = window;\n} // g can still be undefined, but nothing to do about it...\n// We return undefined, instead of nothing here, so it's\n// easier to handle this case. if(!global) { ...}\n\n\nmodule.exports = g;","var $export = require('./_export');\nvar defined = require('./_defined');\nvar fails = require('./_fails');\nvar spaces = require('./_string-ws');\nvar space = '[' + spaces + ']';\nvar non = '\\u200b\\u0085';\nvar ltrim = RegExp('^' + space + space + '*');\nvar rtrim = RegExp(space + space + '*$');\n\nvar exporter = function (KEY, exec, ALIAS) {\n var exp = {};\n var FORCE = fails(function () {\n return !!spaces[KEY]() || non[KEY]() != non;\n });\n var fn = exp[KEY] = FORCE ? exec(trim) : spaces[KEY];\n if (ALIAS) exp[ALIAS] = fn;\n $export($export.P + $export.F * FORCE, 'String', exp);\n};\n\n// 1 -> String#trimLeft\n// 2 -> String#trimRight\n// 3 -> String#trim\nvar trim = exporter.trim = function (string, TYPE) {\n string = String(defined(string));\n if (TYPE & 1) string = string.replace(ltrim, '');\n if (TYPE & 2) string = string.replace(rtrim, '');\n return string;\n};\n\nmodule.exports = exporter;\n","'use strict';\n\nvar classof = require('./_classof');\nvar builtinExec = RegExp.prototype.exec;\n\n // `RegExpExec` abstract operation\n// https://tc39.github.io/ecma262/#sec-regexpexec\nmodule.exports = function (R, S) {\n var exec = R.exec;\n if (typeof exec === 'function') {\n var result = exec.call(R, S);\n if (typeof result !== 'object') {\n throw new TypeError('RegExp exec method returned something other than an Object or null');\n }\n return result;\n }\n if (classof(R) !== 'RegExp') {\n throw new TypeError('RegExp#exec called on incompatible receiver');\n }\n return builtinExec.call(R, S);\n};\n","var core = require('./_core');\nvar global = require('./_global');\nvar SHARED = '__core-js_shared__';\nvar store = global[SHARED] || (global[SHARED] = {});\n\n(module.exports = function (key, value) {\n return store[key] || (store[key] = value !== undefined ? value : {});\n})('versions', []).push({\n version: core.version,\n mode: require('./_library') ? 'pure' : 'global',\n copyright: '© 2019 Denis Pushkarev (zloirock.ru)'\n});\n","'use strict';\nrequire('./es6.regexp.exec');\nvar redefine = require('./_redefine');\nvar hide = require('./_hide');\nvar fails = require('./_fails');\nvar defined = require('./_defined');\nvar wks = require('./_wks');\nvar regexpExec = require('./_regexp-exec');\n\nvar SPECIES = wks('species');\n\nvar REPLACE_SUPPORTS_NAMED_GROUPS = !fails(function () {\n // #replace needs built-in support for named groups.\n // #match works fine because it just return the exec results, even if it has\n // a \"grops\" property.\n var re = /./;\n re.exec = function () {\n var result = [];\n result.groups = { a: '7' };\n return result;\n };\n return ''.replace(re, '$') !== '7';\n});\n\nvar SPLIT_WORKS_WITH_OVERWRITTEN_EXEC = (function () {\n // Chrome 51 has a buggy \"split\" implementation when RegExp#exec !== nativeExec\n var re = /(?:)/;\n var originalExec = re.exec;\n re.exec = function () { return originalExec.apply(this, arguments); };\n var result = 'ab'.split(re);\n return result.length === 2 && result[0] === 'a' && result[1] === 'b';\n})();\n\nmodule.exports = function (KEY, length, exec) {\n var SYMBOL = wks(KEY);\n\n var DELEGATES_TO_SYMBOL = !fails(function () {\n // String methods call symbol-named RegEp methods\n var O = {};\n O[SYMBOL] = function () { return 7; };\n return ''[KEY](O) != 7;\n });\n\n var DELEGATES_TO_EXEC = DELEGATES_TO_SYMBOL ? !fails(function () {\n // Symbol-named RegExp methods call .exec\n var execCalled = false;\n var re = /a/;\n re.exec = function () { execCalled = true; return null; };\n if (KEY === 'split') {\n // RegExp[@@split] doesn't call the regex's exec method, but first creates\n // a new one. We need to return the patched regex when creating the new one.\n re.constructor = {};\n re.constructor[SPECIES] = function () { return re; };\n }\n re[SYMBOL]('');\n return !execCalled;\n }) : undefined;\n\n if (\n !DELEGATES_TO_SYMBOL ||\n !DELEGATES_TO_EXEC ||\n (KEY === 'replace' && !REPLACE_SUPPORTS_NAMED_GROUPS) ||\n (KEY === 'split' && !SPLIT_WORKS_WITH_OVERWRITTEN_EXEC)\n ) {\n var nativeRegExpMethod = /./[SYMBOL];\n var fns = exec(\n defined,\n SYMBOL,\n ''[KEY],\n function maybeCallNative(nativeMethod, regexp, str, arg2, forceStringMethod) {\n if (regexp.exec === regexpExec) {\n if (DELEGATES_TO_SYMBOL && !forceStringMethod) {\n // The native String method already delegates to @@method (this\n // polyfilled function), leasing to infinite recursion.\n // We avoid it by directly calling the native @@method method.\n return { done: true, value: nativeRegExpMethod.call(regexp, str, arg2) };\n }\n return { done: true, value: nativeMethod.call(str, regexp, arg2) };\n }\n return { done: false };\n }\n );\n var strfn = fns[0];\n var rxfn = fns[1];\n\n redefine(String.prototype, KEY, strfn);\n hide(RegExp.prototype, SYMBOL, length == 2\n // 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)\n // 21.2.5.11 RegExp.prototype[@@split](string, limit)\n ? function (string, arg) { return rxfn.call(string, this, arg); }\n // 21.2.5.6 RegExp.prototype[@@match](string)\n // 21.2.5.9 RegExp.prototype[@@search](string)\n : function (string) { return rxfn.call(string, this); }\n );\n }\n};\n","'use strict';\n// 21.2.5.3 get RegExp.prototype.flags\nvar anObject = require('./_an-object');\nmodule.exports = function () {\n var that = anObject(this);\n var result = '';\n if (that.global) result += 'g';\n if (that.ignoreCase) result += 'i';\n if (that.multiline) result += 'm';\n if (that.unicode) result += 'u';\n if (that.sticky) result += 'y';\n return result;\n};\n","// fallback for non-array-like ES3 and non-enumerable old V8 strings\nvar cof = require('./_cof');\n// eslint-disable-next-line no-prototype-builtins\nmodule.exports = Object('z').propertyIsEnumerable(0) ? Object : function (it) {\n return cof(it) == 'String' ? it.split('') : Object(it);\n};\n","// false -> Array#indexOf\n// true -> Array#includes\nvar toIObject = require('./_to-iobject');\nvar toLength = require('./_to-length');\nvar toAbsoluteIndex = require('./_to-absolute-index');\nmodule.exports = function (IS_INCLUDES) {\n return function ($this, el, fromIndex) {\n var O = toIObject($this);\n var length = toLength(O.length);\n var index = toAbsoluteIndex(fromIndex, length);\n var value;\n // Array#includes uses SameValueZero equality algorithm\n // eslint-disable-next-line no-self-compare\n if (IS_INCLUDES && el != el) while (length > index) {\n value = O[index++];\n // eslint-disable-next-line no-self-compare\n if (value != value) return true;\n // Array#indexOf ignores holes, Array#includes - not\n } else for (;length > index; index++) if (IS_INCLUDES || index in O) {\n if (O[index] === el) return IS_INCLUDES || index || 0;\n } return !IS_INCLUDES && -1;\n };\n};\n","var toInteger = require('./_to-integer');\nvar max = Math.max;\nvar min = Math.min;\nmodule.exports = function (index, length) {\n index = toInteger(index);\n return index < 0 ? max(index + length, 0) : min(index, length);\n};\n","var ctx = require('./_ctx');\nvar call = require('./_iter-call');\nvar isArrayIter = require('./_is-array-iter');\nvar anObject = require('./_an-object');\nvar toLength = require('./_to-length');\nvar getIterFn = require('./core.get-iterator-method');\nvar BREAK = {};\nvar RETURN = {};\nvar exports = module.exports = function (iterable, entries, fn, that, ITERATOR) {\n var iterFn = ITERATOR ? function () { return iterable; } : getIterFn(iterable);\n var f = ctx(fn, that, entries ? 2 : 1);\n var index = 0;\n var length, step, iterator, result;\n if (typeof iterFn != 'function') throw TypeError(iterable + ' is not iterable!');\n // fast case for arrays with default iterator\n if (isArrayIter(iterFn)) for (length = toLength(iterable.length); length > index; index++) {\n result = entries ? f(anObject(step = iterable[index])[0], step[1]) : f(iterable[index]);\n if (result === BREAK || result === RETURN) return result;\n } else for (iterator = iterFn.call(iterable); !(step = iterator.next()).done;) {\n result = call(iterator, f, step.value, entries);\n if (result === BREAK || result === RETURN) return result;\n }\n};\nexports.BREAK = BREAK;\nexports.RETURN = RETURN;\n","// 7.3.20 SpeciesConstructor(O, defaultConstructor)\nvar anObject = require('./_an-object');\nvar aFunction = require('./_a-function');\nvar SPECIES = require('./_wks')('species');\nmodule.exports = function (O, D) {\n var C = anObject(O).constructor;\n var S;\n return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? D : aFunction(S);\n};\n","'use strict';\nvar global = require('./_global');\nvar dP = require('./_object-dp');\nvar DESCRIPTORS = require('./_descriptors');\nvar SPECIES = require('./_wks')('species');\n\nmodule.exports = function (KEY) {\n var C = global[KEY];\n if (DESCRIPTORS && C && !C[SPECIES]) dP.f(C, SPECIES, {\n configurable: true,\n get: function () { return this; }\n });\n};\n","var ITERATOR = require('./_wks')('iterator');\nvar SAFE_CLOSING = false;\n\ntry {\n var riter = [7][ITERATOR]();\n riter['return'] = function () { SAFE_CLOSING = true; };\n // eslint-disable-next-line no-throw-literal\n Array.from(riter, function () { throw 2; });\n} catch (e) { /* empty */ }\n\nmodule.exports = function (exec, skipClosing) {\n if (!skipClosing && !SAFE_CLOSING) return false;\n var safe = false;\n try {\n var arr = [7];\n var iter = arr[ITERATOR]();\n iter.next = function () { return { done: safe = true }; };\n arr[ITERATOR] = function () { return iter; };\n exec(arr);\n } catch (e) { /* empty */ }\n return safe;\n};\n","function _extends() {\n module.exports = _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 return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends;","// most Object methods by ES6 should accept primitives\nvar $export = require('./_export');\nvar core = require('./_core');\nvar fails = require('./_fails');\nmodule.exports = function (KEY, exec) {\n var fn = (core.Object || {})[KEY] || Object[KEY];\n var exp = {};\n exp[KEY] = exec(fn);\n $export($export.S + $export.F * fails(function () { fn(1); }), 'Object', exp);\n};\n","// 7.2.2 IsArray(argument)\nvar cof = require('./_cof');\nmodule.exports = Array.isArray || function isArray(arg) {\n return cof(arg) == 'Array';\n};\n","var pIE = require('./_object-pie');\nvar createDesc = require('./_property-desc');\nvar toIObject = require('./_to-iobject');\nvar toPrimitive = require('./_to-primitive');\nvar has = require('./_has');\nvar IE8_DOM_DEFINE = require('./_ie8-dom-define');\nvar gOPD = Object.getOwnPropertyDescriptor;\n\nexports.f = require('./_descriptors') ? gOPD : function getOwnPropertyDescriptor(O, P) {\n O = toIObject(O);\n P = toPrimitive(P, true);\n if (IE8_DOM_DEFINE) try {\n return gOPD(O, P);\n } catch (e) { /* empty */ }\n if (has(O, P)) return createDesc(!pIE.f.call(O, P), O[P]);\n};\n","/*\nobject-assign\n(c) Sindre Sorhus\n@license MIT\n*/\n'use strict';\n/* eslint-disable no-unused-vars */\n\nrequire(\"core-js/modules/web.dom.iterable\");\n\nrequire(\"core-js/modules/es6.array.iterator\");\n\nrequire(\"core-js/modules/es6.object.to-string\");\n\nrequire(\"core-js/modules/es6.object.keys\");\n\nrequire(\"core-js/modules/es6.regexp.split\");\n\nrequire(\"core-js/modules/es6.array.for-each\");\n\nrequire(\"core-js/modules/es6.array.map\");\n\nrequire(\"core-js/modules/es6.object.assign\");\n\nrequire(\"core-js/modules/es6.symbol\");\n\nvar getOwnPropertySymbols = Object.getOwnPropertySymbols;\nvar hasOwnProperty = Object.prototype.hasOwnProperty;\nvar propIsEnumerable = Object.prototype.propertyIsEnumerable;\n\nfunction toObject(val) {\n if (val === null || val === undefined) {\n throw new TypeError('Object.assign cannot be called with null or undefined');\n }\n\n return Object(val);\n}\n\nfunction shouldUseNative() {\n try {\n if (!Object.assign) {\n return false;\n } // Detect buggy property enumeration order in older V8 versions.\n // https://bugs.chromium.org/p/v8/issues/detail?id=4118\n\n\n var test1 = new String('abc'); // eslint-disable-line no-new-wrappers\n\n test1[5] = 'de';\n\n if (Object.getOwnPropertyNames(test1)[0] === '5') {\n return false;\n } // https://bugs.chromium.org/p/v8/issues/detail?id=3056\n\n\n var test2 = {};\n\n for (var i = 0; i < 10; i++) {\n test2['_' + String.fromCharCode(i)] = i;\n }\n\n var order2 = Object.getOwnPropertyNames(test2).map(function (n) {\n return test2[n];\n });\n\n if (order2.join('') !== '0123456789') {\n return false;\n } // https://bugs.chromium.org/p/v8/issues/detail?id=3056\n\n\n var test3 = {};\n 'abcdefghijklmnopqrst'.split('').forEach(function (letter) {\n test3[letter] = letter;\n });\n\n if (Object.keys(Object.assign({}, test3)).join('') !== 'abcdefghijklmnopqrst') {\n return false;\n }\n\n return true;\n } catch (err) {\n // We don't expect any of the above to throw, but better to be safe.\n return false;\n }\n}\n\nmodule.exports = shouldUseNative() ? Object.assign : function (target, source) {\n var from;\n var to = toObject(target);\n var symbols;\n\n for (var s = 1; s < arguments.length; s++) {\n from = Object(arguments[s]);\n\n for (var key in from) {\n if (hasOwnProperty.call(from, key)) {\n to[key] = from[key];\n }\n }\n\n if (getOwnPropertySymbols) {\n symbols = getOwnPropertySymbols(from);\n\n for (var i = 0; i < symbols.length; i++) {\n if (propIsEnumerable.call(from, symbols[i])) {\n to[symbols[i]] = from[symbols[i]];\n }\n }\n }\n }\n\n return to;\n};","function _objectWithoutPropertiesLoose(source, excluded) {\n if (source == null) return {};\n var target = {};\n var sourceKeys = Object.keys(source);\n var key, i;\n\n for (i = 0; i < sourceKeys.length; i++) {\n key = sourceKeys[i];\n if (excluded.indexOf(key) >= 0) continue;\n target[key] = source[key];\n }\n\n return target;\n}\n\nmodule.exports = _objectWithoutPropertiesLoose;","function _inheritsLoose(subClass, superClass) {\n subClass.prototype = Object.create(superClass.prototype);\n subClass.prototype.constructor = subClass;\n subClass.__proto__ = superClass;\n}\n\nmodule.exports = _inheritsLoose;","'use strict';\nvar global = require('./_global');\nvar $export = require('./_export');\nvar redefine = require('./_redefine');\nvar redefineAll = require('./_redefine-all');\nvar meta = require('./_meta');\nvar forOf = require('./_for-of');\nvar anInstance = require('./_an-instance');\nvar isObject = require('./_is-object');\nvar fails = require('./_fails');\nvar $iterDetect = require('./_iter-detect');\nvar setToStringTag = require('./_set-to-string-tag');\nvar inheritIfRequired = require('./_inherit-if-required');\n\nmodule.exports = function (NAME, wrapper, methods, common, IS_MAP, IS_WEAK) {\n var Base = global[NAME];\n var C = Base;\n var ADDER = IS_MAP ? 'set' : 'add';\n var proto = C && C.prototype;\n var O = {};\n var fixMethod = function (KEY) {\n var fn = proto[KEY];\n redefine(proto, KEY,\n KEY == 'delete' ? function (a) {\n return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);\n } : KEY == 'has' ? function has(a) {\n return IS_WEAK && !isObject(a) ? false : fn.call(this, a === 0 ? 0 : a);\n } : KEY == 'get' ? function get(a) {\n return IS_WEAK && !isObject(a) ? undefined : fn.call(this, a === 0 ? 0 : a);\n } : KEY == 'add' ? function add(a) { fn.call(this, a === 0 ? 0 : a); return this; }\n : function set(a, b) { fn.call(this, a === 0 ? 0 : a, b); return this; }\n );\n };\n if (typeof C != 'function' || !(IS_WEAK || proto.forEach && !fails(function () {\n new C().entries().next();\n }))) {\n // create collection constructor\n C = common.getConstructor(wrapper, NAME, IS_MAP, ADDER);\n redefineAll(C.prototype, methods);\n meta.NEED = true;\n } else {\n var instance = new C();\n // early implementations not supports chaining\n var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;\n // V8 ~ Chromium 40- weak-collections throws on primitives, but should return false\n var THROWS_ON_PRIMITIVES = fails(function () { instance.has(1); });\n // most early implementations doesn't supports iterables, most modern - not close it correctly\n var ACCEPT_ITERABLES = $iterDetect(function (iter) { new C(iter); }); // eslint-disable-line no-new\n // for early implementations -0 and +0 not the same\n var BUGGY_ZERO = !IS_WEAK && fails(function () {\n // V8 ~ Chromium 42- fails only with 5+ elements\n var $instance = new C();\n var index = 5;\n while (index--) $instance[ADDER](index, index);\n return !$instance.has(-0);\n });\n if (!ACCEPT_ITERABLES) {\n C = wrapper(function (target, iterable) {\n anInstance(target, C, NAME);\n var that = inheritIfRequired(new Base(), target, C);\n if (iterable != undefined) forOf(iterable, IS_MAP, that[ADDER], that);\n return that;\n });\n C.prototype = proto;\n proto.constructor = C;\n }\n if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {\n fixMethod('delete');\n fixMethod('has');\n IS_MAP && fixMethod('get');\n }\n if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);\n // weak collections should not contains .clear method\n if (IS_WEAK && proto.clear) delete proto.clear;\n }\n\n setToStringTag(C, NAME);\n\n O[NAME] = C;\n $export($export.G + $export.W + $export.F * (C != Base), O);\n\n if (!IS_WEAK) common.setStrong(C, NAME, IS_MAP);\n\n return C;\n};\n","'use strict';\n// https://github.com/tc39/Array.prototype.includes\nvar $export = require('./_export');\nvar $includes = require('./_array-includes')(true);\n\n$export($export.P, 'Array', {\n includes: function includes(el /* , fromIndex = 0 */) {\n return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n\nrequire('./_add-to-unscopables')('includes');\n","// 21.1.3.7 String.prototype.includes(searchString, position = 0)\n'use strict';\nvar $export = require('./_export');\nvar context = require('./_string-context');\nvar INCLUDES = 'includes';\n\n$export($export.P + $export.F * require('./_fails-is-regexp')(INCLUDES), 'String', {\n includes: function includes(searchString /* , position = 0 */) {\n return !!~context(this, searchString, INCLUDES)\n .indexOf(searchString, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.registerLinkResolver = registerLinkResolver;\nexports.getCookies = getCookies;\nexports.getDocumentIndexFromCursor = getDocumentIndexFromCursor;\nexports.getCursorFromDocumentIndex = getCursorFromDocumentIndex;\nexports.fetchStripQueryWhitespace = fetchStripQueryWhitespace;\nexports.PrismicLink = PrismicLink;\nexports.linkResolver = exports.typeName = exports.fieldName = void 0;\n\nvar _regenerator = _interopRequireDefault(require(\"@babel/runtime/regenerator\"));\n\nvar _objectSpread2 = _interopRequireDefault(require(\"@babel/runtime/helpers/objectSpread\"));\n\nvar _asyncToGenerator2 = _interopRequireDefault(require(\"@babel/runtime/helpers/asyncToGenerator\"));\n\nvar _objectWithoutProperties2 = _interopRequireDefault(require(\"@babel/runtime/helpers/objectWithoutProperties\"));\n\nvar _slicedToArray2 = _interopRequireDefault(require(\"@babel/runtime/helpers/slicedToArray\"));\n\nvar _apolloLinkContext = require(\"apollo-link-context\");\n\nvar _apolloLinkHttp = require(\"apollo-link-http\");\n\nvar _prismicJavascript = _interopRequireDefault(require(\"prismic-javascript\"));\n\nvar _parseQueryString = require(\"./parseQueryString\");\n\n// @todo should this be configurable?\nvar fieldName = 'prismic';\nexports.fieldName = fieldName;\nvar typeName = 'PRISMIC'; // keep link resolver function\n\nexports.typeName = typeName;\n\nvar linkResolver = function linkResolver() {\n return '/';\n};\n\nexports.linkResolver = linkResolver;\n\nfunction registerLinkResolver(link) {\n exports.linkResolver = linkResolver = link;\n}\n\nfunction getCookies() {\n return (0, _parseQueryString.parseQueryString)(document.cookie, ';');\n}\n\nfunction getDocumentIndexFromCursor(cursor) {\n return atob(cursor).split(':')[1];\n}\n\nfunction getCursorFromDocumentIndex(index) {\n return btoa(\"arrayconnection:\".concat(index));\n}\n\nfunction fetchStripQueryWhitespace(url) {\n var _url$split = url.split('?'),\n _url$split2 = (0, _slicedToArray2.default)(_url$split, 2),\n hostname = _url$split2[0],\n _url$split2$ = _url$split2[1],\n qs = _url$split2$ === void 0 ? '' : _url$split2$;\n\n var queryString = (0, _parseQueryString.parseQueryString)(qs);\n\n if (queryString.has('query')) {\n queryString.set('query', String(queryString.get('query')).replace(/\\#.*\\n/g, '').replace(/\\s+/g, ' '));\n }\n\n var updatedQs = Array.from(queryString).map(function (n) {\n return n.map(function (j) {\n return encodeURIComponent(j);\n }).join('=');\n }).join('&');\n var updatedUrl = \"\".concat(hostname, \"?\").concat(updatedQs);\n\n for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {\n args[_key - 1] = arguments[_key];\n }\n\n return fetch.apply(void 0, [updatedUrl].concat(args));\n}\n/**\n * Apollo Link for Prismic\n * @param options Options\n */\n\n\nfunction PrismicLink(_ref) {\n var uri = _ref.uri,\n accessToken = _ref.accessToken,\n customRef = _ref.customRef,\n rest = (0, _objectWithoutProperties2.default)(_ref, [\"uri\", \"accessToken\", \"customRef\"]);\n var BaseURIReg = /^(https?:\\/\\/.+?\\..+?\\..+?)\\/graphql\\/?$/;\n var matches = uri.match(BaseURIReg);\n\n if (matches && matches[1]) {\n var prismicClient = _prismicJavascript.default.client(\"\".concat(matches[1], \"/api\"), {\n accessToken: accessToken\n });\n\n var prismicLink = (0, _apolloLinkContext.setContext)(\n /*#__PURE__*/\n function () {\n var _ref2 = (0, _asyncToGenerator2.default)(\n /*#__PURE__*/\n _regenerator.default.mark(function _callee(request, options) {\n var prismicRef, cookies, api, authorizationHeader;\n return _regenerator.default.wrap(function _callee$(_context) {\n while (1) {\n switch (_context.prev = _context.next) {\n case 0:\n if (typeof window !== 'undefined' && document.cookie) {\n cookies = getCookies();\n\n if (cookies.has(_prismicJavascript.default.experimentCookie)) {\n prismicRef = cookies.get(_prismicJavascript.default.experimentCookie);\n } else if (cookies.has(_prismicJavascript.default.previewCookie)) {\n prismicRef = cookies.get(_prismicJavascript.default.previewCookie);\n }\n }\n\n if (prismicRef) {\n _context.next = 6;\n break;\n }\n\n _context.next = 4;\n return prismicClient.getApi();\n\n case 4:\n api = _context.sent;\n prismicRef = api.masterRef.ref;\n\n case 6:\n authorizationHeader = accessToken ? {\n Authorization: \"Token \".concat(accessToken)\n } : {}; // if custom ref has been defined, then use that to pull content instead of default master ref\n\n prismicRef = typeof customRef === 'undefined' || customRef === null ? prismicRef : customRef;\n return _context.abrupt(\"return\", {\n headers: (0, _objectSpread2.default)({}, options.headers, authorizationHeader, {\n 'Prismic-ref': prismicRef\n })\n });\n\n case 9:\n case \"end\":\n return _context.stop();\n }\n }\n }, _callee);\n }));\n\n return function (_x, _x2) {\n return _ref2.apply(this, arguments);\n };\n }());\n var httpLink = new _apolloLinkHttp.HttpLink((0, _objectSpread2.default)({\n uri: uri,\n useGETForQueries: true\n }, rest, {\n fetch: fetchStripQueryWhitespace\n }));\n return prismicLink.concat(httpLink);\n } else {\n throw new Error(\"\".concat(uri, \" isn't a valid Prismic GraphQL endpoint\"));\n }\n}","import React from 'react';\nimport * as PropTypes from 'prop-types';\nimport { RichText } from 'prismic-reactjs';\n\nimport { className, contentSerializer } from '../../../utils';\n\nimport styles from './Body.module.scss';\n\nconst Body = ({ content, dropcap }) => (\n \n Commonwealth Fusion Systems Logo \n \n {children} ;\n\nWrapper.propTypes = {\n children: PropTypes.node,\n};\n\nexport default Wrapper;\n","'use strict';\nvar $export = require('./_export');\nvar toObject = require('./_to-object');\nvar toPrimitive = require('./_to-primitive');\n\n$export($export.P + $export.F * require('./_fails')(function () {\n return new Date(NaN).toJSON() !== null\n || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;\n}), 'Date', {\n // eslint-disable-next-line no-unused-vars\n toJSON: function toJSON(key) {\n var O = toObject(this);\n var pv = toPrimitive(O);\n return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();\n }\n});\n","'use strict';\n\nvar regexpFlags = require('./_flags');\n\nvar nativeExec = RegExp.prototype.exec;\n// This always refers to the native implementation, because the\n// String#replace polyfill uses ./fix-regexp-well-known-symbol-logic.js,\n// which loads this file before patching the method.\nvar nativeReplace = String.prototype.replace;\n\nvar patchedExec = nativeExec;\n\nvar LAST_INDEX = 'lastIndex';\n\nvar UPDATES_LAST_INDEX_WRONG = (function () {\n var re1 = /a/,\n re2 = /b*/g;\n nativeExec.call(re1, 'a');\n nativeExec.call(re2, 'a');\n return re1[LAST_INDEX] !== 0 || re2[LAST_INDEX] !== 0;\n})();\n\n// nonparticipating capturing group, copied from es5-shim's String#split patch.\nvar NPCG_INCLUDED = /()??/.exec('')[1] !== undefined;\n\nvar PATCH = UPDATES_LAST_INDEX_WRONG || NPCG_INCLUDED;\n\nif (PATCH) {\n patchedExec = function exec(str) {\n var re = this;\n var lastIndex, reCopy, match, i;\n\n if (NPCG_INCLUDED) {\n reCopy = new RegExp('^' + re.source + '$(?!\\\\s)', regexpFlags.call(re));\n }\n if (UPDATES_LAST_INDEX_WRONG) lastIndex = re[LAST_INDEX];\n\n match = nativeExec.call(re, str);\n\n if (UPDATES_LAST_INDEX_WRONG && match) {\n re[LAST_INDEX] = re.global ? match.index + match[0].length : lastIndex;\n }\n if (NPCG_INCLUDED && match && match.length > 1) {\n // Fix browsers whose `exec` methods don't consistently return `undefined`\n // for NPCG, like IE8. NOTE: This doesn' work for /(.?)?/\n // eslint-disable-next-line no-loop-func\n nativeReplace.call(match[0], reCopy, function () {\n for (i = 1; i < arguments.length - 2; i++) {\n if (arguments[i] === undefined) match[i] = undefined;\n }\n });\n }\n\n return match;\n };\n}\n\nmodule.exports = patchedExec;\n","var isObject = require('./_is-object');\nvar document = require('./_global').document;\n// typeof document.createElement is 'object' in old IE\nvar is = isObject(document) && isObject(document.createElement);\nmodule.exports = function (it) {\n return is ? document.createElement(it) : {};\n};\n","'use strict';\nvar at = require('./_string-at')(true);\n\n // `AdvanceStringIndex` abstract operation\n// https://tc39.github.io/ecma262/#sec-advancestringindex\nmodule.exports = function (S, index, unicode) {\n return index + (unicode ? at(S, index).length : 1);\n};\n","var shared = require('./_shared')('keys');\nvar uid = require('./_uid');\nmodule.exports = function (key) {\n return shared[key] || (shared[key] = uid(key));\n};\n","// IE 8- don't enum bug keys\nmodule.exports = (\n 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf'\n).split(',');\n","exports.f = Object.getOwnPropertySymbols;\n","// check on default Array iterator\nvar Iterators = require('./_iterators');\nvar ITERATOR = require('./_wks')('iterator');\nvar ArrayProto = Array.prototype;\n\nmodule.exports = function (it) {\n return it !== undefined && (Iterators.Array === it || ArrayProto[ITERATOR] === it);\n};\n","var classof = require('./_classof');\nvar ITERATOR = require('./_wks')('iterator');\nvar Iterators = require('./_iterators');\nmodule.exports = require('./_core').getIteratorMethod = function (it) {\n if (it != undefined) return it[ITERATOR]\n || it['@@iterator']\n || Iterators[classof(it)];\n};\n","var global = require('./_global');\nvar navigator = global.navigator;\n\nmodule.exports = navigator && navigator.userAgent || '';\n","function _typeof2(obj) { if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") { _typeof2 = function _typeof2(obj) { return typeof obj; }; } else { _typeof2 = function _typeof2(obj) { return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj; }; } return _typeof2(obj); }\n\nfunction _typeof(obj) {\n if (typeof Symbol === \"function\" && _typeof2(Symbol.iterator) === \"symbol\") {\n module.exports = _typeof = function _typeof(obj) {\n return _typeof2(obj);\n };\n } else {\n module.exports = _typeof = function _typeof(obj) {\n return obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : _typeof2(obj);\n };\n }\n\n return _typeof(obj);\n}\n\nmodule.exports = _typeof;","'use strict';\nvar LIBRARY = require('./_library');\nvar $export = require('./_export');\nvar redefine = require('./_redefine');\nvar hide = require('./_hide');\nvar Iterators = require('./_iterators');\nvar $iterCreate = require('./_iter-create');\nvar setToStringTag = require('./_set-to-string-tag');\nvar getPrototypeOf = require('./_object-gpo');\nvar ITERATOR = require('./_wks')('iterator');\nvar BUGGY = !([].keys && 'next' in [].keys()); // Safari has buggy iterators w/o `next`\nvar FF_ITERATOR = '@@iterator';\nvar KEYS = 'keys';\nvar VALUES = 'values';\n\nvar returnThis = function () { return this; };\n\nmodule.exports = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) {\n $iterCreate(Constructor, NAME, next);\n var getMethod = function (kind) {\n if (!BUGGY && kind in proto) return proto[kind];\n switch (kind) {\n case KEYS: return function keys() { return new Constructor(this, kind); };\n case VALUES: return function values() { return new Constructor(this, kind); };\n } return function entries() { return new Constructor(this, kind); };\n };\n var TAG = NAME + ' Iterator';\n var DEF_VALUES = DEFAULT == VALUES;\n var VALUES_BUG = false;\n var proto = Base.prototype;\n var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT];\n var $default = $native || getMethod(DEFAULT);\n var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined;\n var $anyNative = NAME == 'Array' ? proto.entries || $native : $native;\n var methods, key, IteratorPrototype;\n // Fix native\n if ($anyNative) {\n IteratorPrototype = getPrototypeOf($anyNative.call(new Base()));\n if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) {\n // Set @@toStringTag to native iterators\n setToStringTag(IteratorPrototype, TAG, true);\n // fix for some old engines\n if (!LIBRARY && typeof IteratorPrototype[ITERATOR] != 'function') hide(IteratorPrototype, ITERATOR, returnThis);\n }\n }\n // fix Array#{values, @@iterator}.name in V8 / FF\n if (DEF_VALUES && $native && $native.name !== VALUES) {\n VALUES_BUG = true;\n $default = function values() { return $native.call(this); };\n }\n // Define iterator\n if ((!LIBRARY || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) {\n hide(proto, ITERATOR, $default);\n }\n // Plug for library\n Iterators[NAME] = $default;\n Iterators[TAG] = returnThis;\n if (DEFAULT) {\n methods = {\n values: DEF_VALUES ? $default : getMethod(VALUES),\n keys: IS_SET ? $default : getMethod(KEYS),\n entries: $entries\n };\n if (FORCED) for (key in methods) {\n if (!(key in proto)) redefine(proto, key, methods[key]);\n } else $export($export.P + $export.F * (BUGGY || VALUES_BUG), NAME, methods);\n }\n return methods;\n};\n","// 7.2.8 IsRegExp(argument)\nvar isObject = require('./_is-object');\nvar cof = require('./_cof');\nvar MATCH = require('./_wks')('match');\nmodule.exports = function (it) {\n var isRegExp;\n return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : cof(it) == 'RegExp');\n};\n","// https://github.com/tc39/proposal-promise-finally\n'use strict';\nvar $export = require('./_export');\nvar core = require('./_core');\nvar global = require('./_global');\nvar speciesConstructor = require('./_species-constructor');\nvar promiseResolve = require('./_promise-resolve');\n\n$export($export.P + $export.R, 'Promise', { 'finally': function (onFinally) {\n var C = speciesConstructor(this, core.Promise || global.Promise);\n var isFunction = typeof onFinally == 'function';\n return this.then(\n isFunction ? function (x) {\n return promiseResolve(C, onFinally()).then(function () { return x; });\n } : onFinally,\n isFunction ? function (e) {\n return promiseResolve(C, onFinally()).then(function () { throw e; });\n } : onFinally\n );\n} });\n","var isObject = require('./_is-object');\nvar setPrototypeOf = require('./_set-proto').set;\nmodule.exports = function (that, target, C) {\n var S = target.constructor;\n var P;\n if (S !== C && typeof S == 'function' && (P = S.prototype) !== C.prototype && isObject(P) && setPrototypeOf) {\n setPrototypeOf(that, P);\n } return that;\n};\n","// helper for String#{startsWith, endsWith, includes}\nvar isRegExp = require('./_is-regexp');\nvar defined = require('./_defined');\n\nmodule.exports = function (that, searchString, NAME) {\n if (isRegExp(searchString)) throw TypeError('String#' + NAME + \" doesn't accept regex!\");\n return String(defined(that));\n};\n","var MATCH = require('./_wks')('match');\nmodule.exports = function (KEY) {\n var re = /./;\n try {\n '/./'[KEY](re);\n } catch (e) {\n try {\n re[MATCH] = false;\n return !'/./'[KEY](re);\n } catch (f) { /* empty */ }\n } return true;\n};\n","// 21.1.3.6 String.prototype.endsWith(searchString [, endPosition])\n'use strict';\nvar $export = require('./_export');\nvar toLength = require('./_to-length');\nvar context = require('./_string-context');\nvar ENDS_WITH = 'endsWith';\nvar $endsWith = ''[ENDS_WITH];\n\n$export($export.P + $export.F * require('./_fails-is-regexp')(ENDS_WITH), 'String', {\n endsWith: function endsWith(searchString /* , endPosition = @length */) {\n var that = context(this, searchString, ENDS_WITH);\n var endPosition = arguments.length > 1 ? arguments[1] : undefined;\n var len = toLength(that.length);\n var end = endPosition === undefined ? len : Math.min(toLength(endPosition), len);\n var search = String(searchString);\n return $endsWith\n ? $endsWith.call(that, search, end)\n : that.slice(end - search.length, end) === search;\n }\n});\n","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.WrapPage = void 0;\n\nvar _objectSpread2 = _interopRequireDefault(require(\"@babel/runtime/helpers/objectSpread\"));\n\nvar _toConsumableArray2 = _interopRequireDefault(require(\"@babel/runtime/helpers/toConsumableArray\"));\n\nvar _objectWithoutProperties2 = _interopRequireDefault(require(\"@babel/runtime/helpers/objectWithoutProperties\"));\n\nvar _classCallCheck2 = _interopRequireDefault(require(\"@babel/runtime/helpers/classCallCheck\"));\n\nvar _createClass2 = _interopRequireDefault(require(\"@babel/runtime/helpers/createClass\"));\n\nvar _possibleConstructorReturn2 = _interopRequireDefault(require(\"@babel/runtime/helpers/possibleConstructorReturn\"));\n\nvar _getPrototypeOf3 = _interopRequireDefault(require(\"@babel/runtime/helpers/getPrototypeOf\"));\n\nvar _assertThisInitialized2 = _interopRequireDefault(require(\"@babel/runtime/helpers/assertThisInitialized\"));\n\nvar _inherits2 = _interopRequireDefault(require(\"@babel/runtime/helpers/inherits\"));\n\nvar _defineProperty2 = _interopRequireDefault(require(\"@babel/runtime/helpers/defineProperty\"));\n\nvar _typeof2 = _interopRequireDefault(require(\"@babel/runtime/helpers/typeof\"));\n\nvar _gatsbySourceGraphqlUniversal = require(\"gatsby-source-graphql-universal\");\n\nvar _lodash = require(\"lodash\");\n\nvar _pathToRegexp = _interopRequireDefault(require(\"path-to-regexp\"));\n\nvar _prismicJavascript = _interopRequireDefault(require(\"prismic-javascript\"));\n\nvar _react = _interopRequireDefault(require(\"react\"));\n\nvar _traverse = _interopRequireDefault(require(\"traverse\"));\n\nvar _utils = require(\"../utils\");\n\nvar _createLoadingScreen = require(\"../utils/createLoadingScreen\");\n\nvar _getApolloClient = require(\"../utils/getApolloClient\");\n\nvar _parseQueryString = require(\"../utils/parseQueryString\");\n\nvar queryOrSource = function queryOrSource(obj) {\n if (typeof obj === 'string') {\n return obj.replace(/\\s+/g, ' ');\n } else if (obj.source) {\n return String(obj.source).replace(/\\s+/g, ' ');\n }\n\n return null;\n};\n\nvar stripSharp = function stripSharp(query) {\n return (0, _traverse.default)(query).map(function (x) {\n if ((0, _typeof2.default)(x) === 'object' && x.kind == 'Name' && this.parent && this.parent.node.kind === 'Field' && x.value.match(/Sharp$/)) {\n this.parent.remove();\n }\n });\n};\n\nvar WrapPage =\n/*#__PURE__*/\nfunction (_React$PureComponent) {\n (0, _inherits2.default)(WrapPage, _React$PureComponent);\n\n function WrapPage() {\n var _getPrototypeOf2;\n\n var _this;\n\n (0, _classCallCheck2.default)(this, WrapPage);\n\n for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {\n args[_key] = arguments[_key];\n }\n\n _this = (0, _possibleConstructorReturn2.default)(this, (_getPrototypeOf2 = (0, _getPrototypeOf3.default)(WrapPage)).call.apply(_getPrototypeOf2, [this].concat(args)));\n (0, _defineProperty2.default)((0, _assertThisInitialized2.default)(_this), \"state\", {\n data: _this.props.data,\n loading: false,\n error: null\n });\n (0, _defineProperty2.default)((0, _assertThisInitialized2.default)(_this), \"keys\", ['uid', 'id', 'lang']);\n (0, _defineProperty2.default)((0, _assertThisInitialized2.default)(_this), \"load\", function () {\n var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};\n\n var _ref$variables = _ref.variables,\n variables = _ref$variables === void 0 ? {} : _ref$variables,\n query = _ref.query,\n _ref$fragments = _ref.fragments,\n fragments = _ref$fragments === void 0 ? [] : _ref$fragments,\n rest = (0, _objectWithoutProperties2.default)(_ref, [\"variables\", \"query\", \"fragments\"]);\n\n if (!query) {\n query = _this.getQuery();\n } else {\n query = queryOrSource(query);\n }\n\n fragments.forEach(function (fragment) {\n query += queryOrSource(fragment);\n });\n var keys = [].concat((0, _toConsumableArray2.default)(_this.props.options.passContextKeys || []), (0, _toConsumableArray2.default)(_this.keys));\n variables = (0, _objectSpread2.default)({}, (0, _lodash.pick)(_this.params, keys), variables);\n return (0, _getApolloClient.getApolloClient)(_this.props.options).then(function (client) {\n return client.query((0, _objectSpread2.default)({\n query: stripSharp((0, _gatsbySourceGraphqlUniversal.getIsolatedQuery)(query, _utils.fieldName, _utils.typeName)),\n fetchPolicy: 'network-only',\n variables: variables\n }, rest));\n });\n });\n return _this;\n }\n\n (0, _createClass2.default)(WrapPage, [{\n key: \"getQuery\",\n value: function getQuery() {\n var child = this.props.children;\n var query = queryOrSource((0, _lodash.get)(this.props.pageContext, 'rootQuery')) || '';\n\n if (child && child.type) {\n if (child.type.query) {\n query = queryOrSource(child.type.query) || '';\n }\n\n if (child.type.fragments && Array.isArray(child.type.fragments)) {\n child.type.fragments.forEach(function (fragment) {\n query += queryOrSource(fragment);\n });\n }\n }\n\n return query;\n }\n }, {\n key: \"componentDidMount\",\n value: function componentDidMount() {\n var _this2 = this;\n\n var _this$props = this.props,\n pageContext = _this$props.pageContext,\n options = _this$props.options;\n var cookies = (0, _utils.getCookies)();\n var hasCookie = cookies.has(_prismicJavascript.default.experimentCookie) || cookies.has(_prismicJavascript.default.previewCookie);\n\n if (pageContext.rootQuery && options.previews !== false && hasCookie) {\n var closeLoading = (0, _createLoadingScreen.createLoadingScreen)();\n this.setState({\n loading: true\n });\n this.load().then(function (res) {\n _this2.setState({\n loading: false,\n error: null,\n data: (0, _objectSpread2.default)({}, _this2.state.data, {\n prismic: res.data\n })\n });\n\n closeLoading();\n }).catch(function (error) {\n _this2.setState({\n loading: false,\n error: error\n });\n\n console.error(error);\n closeLoading();\n });\n }\n }\n }, {\n key: \"render\",\n value: function render() {\n var children = this.props.children;\n return _react.default.cloneElement(children, (0, _objectSpread2.default)({}, children.props, {\n prismic: {\n options: this.props.options,\n loading: this.state.loading,\n error: this.state.error,\n load: this.load\n },\n data: this.state.data\n }));\n }\n }, {\n key: \"params\",\n get: function get() {\n var params = (0, _objectSpread2.default)({}, this.props.pageContext);\n var keys = [];\n var re = (0, _pathToRegexp.default)((0, _lodash.get)(this.props.pageContext, 'matchPath', ''), keys);\n var match = re.exec((0, _lodash.get)(this.props, 'location.pathname', ''));\n\n if (match) {\n keys.forEach(function (value, index) {\n if (!params[value.name]) {\n params[value.name] = match[index + 1];\n }\n });\n }\n\n var qs = (0, _parseQueryString.parseQueryString)(String((0, _lodash.get)(this.props, 'location.search', '?')).substr(1));\n this.keys.forEach(function (key) {\n if (!params[key] && qs.has(key)) {\n params[key] = qs.get(key);\n }\n });\n return params;\n }\n }]);\n return WrapPage;\n}(_react.default.PureComponent);\n\nexports.WrapPage = WrapPage;","// 22.1.3.6 Array.prototype.fill(value, start = 0, end = this.length)\n'use strict';\nvar toObject = require('./_to-object');\nvar toAbsoluteIndex = require('./_to-absolute-index');\nvar toLength = require('./_to-length');\nmodule.exports = function fill(value /* , start = 0, end = @length */) {\n var O = toObject(this);\n var length = toLength(O.length);\n var aLen = arguments.length;\n var index = toAbsoluteIndex(aLen > 1 ? arguments[1] : undefined, length);\n var end = aLen > 2 ? arguments[2] : undefined;\n var endPos = end === undefined ? length : toAbsoluteIndex(end, length);\n while (endPos > index) O[index++] = value;\n return O;\n};\n","var global = require('./_global');\nvar hide = require('./_hide');\nvar uid = require('./_uid');\nvar TYPED = uid('typed_array');\nvar VIEW = uid('view');\nvar ABV = !!(global.ArrayBuffer && global.DataView);\nvar CONSTR = ABV;\nvar i = 0;\nvar l = 9;\nvar Typed;\n\nvar TypedArrayConstructors = (\n 'Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array'\n).split(',');\n\nwhile (i < l) {\n if (Typed = global[TypedArrayConstructors[i++]]) {\n hide(Typed.prototype, TYPED, true);\n hide(Typed.prototype, VIEW, true);\n } else CONSTR = false;\n}\n\nmodule.exports = {\n ABV: ABV,\n CONSTR: CONSTR,\n TYPED: TYPED,\n VIEW: VIEW\n};\n","module.exports = require(\"regenerator-runtime\");\n","function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {\n try {\n var info = gen[key](arg);\n var value = info.value;\n } catch (error) {\n reject(error);\n return;\n }\n\n if (info.done) {\n resolve(value);\n } else {\n Promise.resolve(value).then(_next, _throw);\n }\n}\n\nfunction _asyncToGenerator(fn) {\n return function () {\n var self = this,\n args = arguments;\n return new Promise(function (resolve, reject) {\n var gen = fn.apply(self, args);\n\n function _next(value) {\n asyncGeneratorStep(gen, resolve, reject, _next, _throw, \"next\", value);\n }\n\n function _throw(err) {\n asyncGeneratorStep(gen, resolve, reject, _next, _throw, \"throw\", err);\n }\n\n _next(undefined);\n });\n };\n}\n\nmodule.exports = _asyncToGenerator;","\"use strict\";\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\nexports.parseQueryString = parseQueryString;\n\nvar _toArray2 = _interopRequireDefault(require(\"@babel/runtime/helpers/toArray\"));\n\nfunction parseQueryString() {\n var qs = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';\n var delimiter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '&';\n return new Map(qs.split(delimiter).map(function (item) {\n var _item$split$map = item.split('=').map(function (part) {\n return decodeURIComponent(part.trim());\n }),\n _item$split$map2 = (0, _toArray2.default)(_item$split$map),\n key = _item$split$map2[0],\n value = _item$split$map2.slice(1);\n\n return [key, value.join('=')];\n }));\n}","\"use strict\";\n\nexports.__esModule = true;\nexports[\"default\"] = void 0;\n\nvar _default = !!(typeof window !== 'undefined' && window.document && window.document.createElement);\n\nexports[\"default\"] = _default;\nmodule.exports = exports[\"default\"];","export default function _assertThisInitialized(self) {\n if (self === void 0) {\n throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\");\n }\n\n return self;\n}","// prefer default export if available\nconst preferDefault = m => m && m.default || m\n\nexports.components = {\n \"component---node-modules-gatsby-source-prismic-graphql-components-preview-page-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/node_modules/gatsby-source-prismic-graphql/components/PreviewPage.js\" /* webpackChunkName: \"component---node-modules-gatsby-source-prismic-graphql-components-preview-page-js\" */),\n \"component---src-templates-page-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/templates/page.js\" /* webpackChunkName: \"component---src-templates-page-js\" */),\n \"component---src-templates-news-and-media-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/templates/newsAndMedia.js\" /* webpackChunkName: \"component---src-templates-news-and-media-js\" */),\n \"component---src-templates-press-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/templates/press.js\" /* webpackChunkName: \"component---src-templates-press-js\" */),\n \"component---src-templates-devens-campus-public-benefits-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/templates/devens-campus/public-benefits.js\" /* webpackChunkName: \"component---src-templates-devens-campus-public-benefits-js\" */),\n \"component---src-templates-devens-campus-timeline-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/templates/devens-campus/timeline.js\" /* webpackChunkName: \"component---src-templates-devens-campus-timeline-js\" */),\n \"component---src-templates-devens-campus-updates-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/templates/devens-campus/updates.js\" /* webpackChunkName: \"component---src-templates-devens-campus-updates-js\" */),\n \"component---src-pages-404-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/404.js\" /* webpackChunkName: \"component---src-pages-404-js\" */),\n \"component---src-pages-index-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/index.js\" /* webpackChunkName: \"component---src-pages-index-js\" */),\n \"component---src-pages-news-and-media-tag-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/news-and-media/tag.js\" /* webpackChunkName: \"component---src-pages-news-and-media-tag-js\" */),\n \"component---src-pages-page-preview-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/pagePreview.js\" /* webpackChunkName: \"component---src-pages-page-preview-js\" */),\n \"component---src-pages-press-preview-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/pressPreview.js\" /* webpackChunkName: \"component---src-pages-press-preview-js\" */),\n \"component---src-pages-technology-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/technology.js\" /* webpackChunkName: \"component---src-pages-technology-js\" */),\n \"component---src-pages-test-js\": () => import(\"/codebuild/output/src2312654759/src/cfs-website/src/pages/test.js\" /* webpackChunkName: \"component---src-pages-test-js\" */)\n}\n\n","import React from 'react';\nimport PropTypes from 'prop-types';\nimport { StaticQuery, graphql, Link } from 'gatsby';\nimport { RichText } from 'prismic-reactjs';\nimport { withPreview } from 'gatsby-source-prismic-graphql';\n\nimport Button from '../Button';\nimport { linkResolver } from '../../utils';\nimport Logo from '../../svgs/Logo';\nimport NavLink from '../Nav/NavLink';\nimport Img from '../Image';\n\n// We need to import this fragment manually so that previews work.\nimport { linkFragmentQuery } from '../../templates/page';\n\nimport styles from './Footer.module.scss';\n\nconst Footer = ({ cta, prismic }) => {\n const footerData = prismic.allFooters.edges.slice(0, 1).pop();\n\n if (!footerData) {\n return null;\n }\n\n const { address, contact_callouts, footer_navigation, cta: defaultCta } = footerData.node;\n\n let footerCallout = null;\n\n if (cta) {\n footerCallout = cta;\n } else if (defaultCta) {\n footerCallout = defaultCta;\n }\n\n return (\n \n );\n};\n\nFooter.defaultProps = {\n cta: null,\n};\n\nFooter.propTypes = {\n cta: PropTypes.shape({\n cta_headline: PropTypes.array,\n cta_link: PropTypes.object,\n cta_text: PropTypes.string,\n }),\n prismic: PropTypes.shape({\n allFooters: PropTypes.object,\n }).isRequired,\n};\n\nexport const footerCtaFragment = graphql`\n fragment FooterCta on PRISMIC__Linkable {\n ... on PRISMIC_Footer_cta {\n cta_headline\n cta_text\n cta_link {\n ...LinkQuery\n }\n social_media_label\n social_media {\n icon\n link {\n ...LinkQuery\n }\n label\n }\n }\n }\n`;\n\nexport const footerQuery = graphql`\n query FooterQuery {\n prismic {\n allFooters {\n edges {\n node {\n cta {\n ...FooterCta\n }\n\n address\n\n contact_callouts {\n contact_email\n contact_label\n }\n\n footer_navigation {\n label\n link {\n ...LinkQuery\n }\n }\n }\n }\n }\n }\n }\n`;\n\nconst FooterWithQuery = props => (\n (\n \n ),\n footerQuery,\n [footerCtaFragment, linkFragmentQuery],\n )}\n />\n);\n\nexport default FooterWithQuery;\n","/**\n * SEO component that queries for data.\n *\n * @note that since we are using the gatsby-source-prismic-graphql plugin to pull content, we are\n * unable to use the newer useStaticQuery hook from Gatsby.\n *\n * @link https://github.com/birkir/gatsby-source-prismic-graphql#staticquery-and-usestaticquery\n * @link https://www.gatsbyjs.org/docs/use-static-query/\n */\n\nimport React from 'react';\nimport PropTypes from 'prop-types';\nimport Helmet from 'react-helmet';\nimport { StaticQuery, graphql } from 'gatsby';\n\nconst SEO = ({ site, allFile, href, description, lang, title, image }) => {\n const metaTitle = title;\n const metaDescription = description || site.siteMetadata.description;\n const siteUrl = site.siteMetadata.siteUrl || 'https://cfs.energy';\n const metaImage =\n image && image.url\n ? image.url\n : allFile.totalCount > 0\n ? `${siteUrl}${allFile.edges.slice(0, 1).pop().node.publicURL}`\n : '';\n\n return (\n \n
\n );\n};\n\nHeader.defaultProps = {\n photos: [],\n image: null,\n sharpImage: null,\n subnav: [],\n overline: null,\n};\n\nHeader.propTypes = {\n photos: PropTypes.arrayOf(\n PropTypes.shape({\n photo: PropTypes.object,\n photoSharp: PropTypes.object,\n }),\n ),\n image: PropTypes.object,\n embedVideo: PropTypes.object,\n overline: PropTypes.string,\n sharpImage: PropTypes.object,\n subnav: PropTypes.arrayOf(\n PropTypes.shape({\n label: PropTypes.string,\n link: PropTypes.object,\n }),\n ),\n title: PropTypes.array.isRequired,\n ctaLink: PropTypes.object,\n ctaLabel: PropTypes.string,\n secondaryCtaLink: PropTypes.object,\n secondaryCtaLabel: PropTypes.string,\n};\n\nexport default Header;\n","import React from 'react';\nimport PropTypes from 'prop-types';\n\nconst Arrow = ({ className: customClassName }) => (\n \n * I'm a fade Transition!\n *
\n * )}\n * \n * \n * {state => (\n * // ...\n * )}\n * \n * \n *
\n * );\n * }\n * ```\n *\n * When the button is clicked the component will shift to the `'entering'` state\n * and stay there for 500ms (the value of `timeout`) before it finally switches\n * to `'entered'`.\n *\n * When `in` is `false` the same thing happens except the state moves from\n * `'exiting'` to `'exited'`.\n */\n\nvar Transition =\n/*#__PURE__*/\nfunction (_React$Component) {\n _inheritsLoose(Transition, _React$Component);\n\n function Transition(props, context) {\n var _this;\n\n _this = _React$Component.call(this, props, context) || this;\n var parentGroup = context; // In the context of a TransitionGroup all enters are really appears\n\n var appear = parentGroup && !parentGroup.isMounting ? props.enter : props.appear;\n var initialStatus;\n _this.appearStatus = null;\n\n if (props[\"in\"]) {\n if (appear) {\n initialStatus = EXITED;\n _this.appearStatus = ENTERING;\n } else {\n initialStatus = ENTERED;\n }\n } else {\n if (props.unmountOnExit || props.mountOnEnter) {\n initialStatus = UNMOUNTED;\n } else {\n initialStatus = EXITED;\n }\n }\n\n _this.state = {\n status: initialStatus\n };\n _this.nextCallback = null;\n return _this;\n }\n\n Transition.getDerivedStateFromProps = function getDerivedStateFromProps(_ref, prevState) {\n var nextIn = _ref[\"in\"];\n\n if (nextIn && prevState.status === UNMOUNTED) {\n return {\n status: EXITED\n };\n }\n\n return null;\n }; // getSnapshotBeforeUpdate(prevProps) {\n // let nextStatus = null\n // if (prevProps !== this.props) {\n // const { status } = this.state\n // if (this.props.in) {\n // if (status !== ENTERING && status !== ENTERED) {\n // nextStatus = ENTERING\n // }\n // } else {\n // if (status === ENTERING || status === ENTERED) {\n // nextStatus = EXITING\n // }\n // }\n // }\n // return { nextStatus }\n // }\n\n\n var _proto = Transition.prototype;\n\n _proto.componentDidMount = function componentDidMount() {\n this.updateStatus(true, this.appearStatus);\n };\n\n _proto.componentDidUpdate = function componentDidUpdate(prevProps) {\n var nextStatus = null;\n\n if (prevProps !== this.props) {\n var status = this.state.status;\n\n if (this.props[\"in\"]) {\n if (status !== ENTERING && status !== ENTERED) {\n nextStatus = ENTERING;\n }\n } else {\n if (status === ENTERING || status === ENTERED) {\n nextStatus = EXITING;\n }\n }\n }\n\n this.updateStatus(false, nextStatus);\n };\n\n _proto.componentWillUnmount = function componentWillUnmount() {\n this.cancelNextCallback();\n };\n\n _proto.getTimeouts = function getTimeouts() {\n var timeout = this.props.timeout;\n var exit, enter, appear;\n exit = enter = appear = timeout;\n\n if (timeout != null && typeof timeout !== 'number') {\n exit = timeout.exit;\n enter = timeout.enter; // TODO: remove fallback for next major\n\n appear = timeout.appear !== undefined ? timeout.appear : enter;\n }\n\n return {\n exit: exit,\n enter: enter,\n appear: appear\n };\n };\n\n _proto.updateStatus = function updateStatus(mounting, nextStatus) {\n if (mounting === void 0) {\n mounting = false;\n }\n\n if (nextStatus !== null) {\n // nextStatus will always be ENTERING or EXITING.\n this.cancelNextCallback();\n var node = ReactDOM.findDOMNode(this);\n\n if (nextStatus === ENTERING) {\n this.performEnter(node, mounting);\n } else {\n this.performExit(node);\n }\n } else if (this.props.unmountOnExit && this.state.status === EXITED) {\n this.setState({\n status: UNMOUNTED\n });\n }\n };\n\n _proto.performEnter = function performEnter(node, mounting) {\n var _this2 = this;\n\n var enter = this.props.enter;\n var appearing = this.context ? this.context.isMounting : mounting;\n var timeouts = this.getTimeouts();\n var enterTimeout = appearing ? timeouts.appear : timeouts.enter; // no enter animation skip right to ENTERED\n // if we are mounting and running this it means appear _must_ be set\n\n if (!mounting && !enter || config.disabled) {\n this.safeSetState({\n status: ENTERED\n }, function () {\n _this2.props.onEntered(node);\n });\n return;\n }\n\n this.props.onEnter(node, appearing);\n this.safeSetState({\n status: ENTERING\n }, function () {\n _this2.props.onEntering(node, appearing);\n\n _this2.onTransitionEnd(node, enterTimeout, function () {\n _this2.safeSetState({\n status: ENTERED\n }, function () {\n _this2.props.onEntered(node, appearing);\n });\n });\n });\n };\n\n _proto.performExit = function performExit(node) {\n var _this3 = this;\n\n var exit = this.props.exit;\n var timeouts = this.getTimeouts(); // no exit animation skip right to EXITED\n\n if (!exit || config.disabled) {\n this.safeSetState({\n status: EXITED\n }, function () {\n _this3.props.onExited(node);\n });\n return;\n }\n\n this.props.onExit(node);\n this.safeSetState({\n status: EXITING\n }, function () {\n _this3.props.onExiting(node);\n\n _this3.onTransitionEnd(node, timeouts.exit, function () {\n _this3.safeSetState({\n status: EXITED\n }, function () {\n _this3.props.onExited(node);\n });\n });\n });\n };\n\n _proto.cancelNextCallback = function cancelNextCallback() {\n if (this.nextCallback !== null) {\n this.nextCallback.cancel();\n this.nextCallback = null;\n }\n };\n\n _proto.safeSetState = function safeSetState(nextState, callback) {\n // This shouldn't be necessary, but there are weird race conditions with\n // setState callbacks and unmounting in testing, so always make sure that\n // we can cancel any pending setState callbacks after we unmount.\n callback = this.setNextCallback(callback);\n this.setState(nextState, callback);\n };\n\n _proto.setNextCallback = function setNextCallback(callback) {\n var _this4 = this;\n\n var active = true;\n\n this.nextCallback = function (event) {\n if (active) {\n active = false;\n _this4.nextCallback = null;\n callback(event);\n }\n };\n\n this.nextCallback.cancel = function () {\n active = false;\n };\n\n return this.nextCallback;\n };\n\n _proto.onTransitionEnd = function onTransitionEnd(node, timeout, handler) {\n this.setNextCallback(handler);\n var doesNotHaveTimeoutOrListener = timeout == null && !this.props.addEndListener;\n\n if (!node || doesNotHaveTimeoutOrListener) {\n setTimeout(this.nextCallback, 0);\n return;\n }\n\n if (this.props.addEndListener) {\n this.props.addEndListener(node, this.nextCallback);\n }\n\n if (timeout != null) {\n setTimeout(this.nextCallback, timeout);\n }\n };\n\n _proto.render = function render() {\n var status = this.state.status;\n\n if (status === UNMOUNTED) {\n return null;\n }\n\n var _this$props = this.props,\n children = _this$props.children,\n childProps = _objectWithoutPropertiesLoose(_this$props, [\"children\"]); // filter props for Transtition\n\n\n delete childProps[\"in\"];\n delete childProps.mountOnEnter;\n delete childProps.unmountOnExit;\n delete childProps.appear;\n delete childProps.enter;\n delete childProps.exit;\n delete childProps.timeout;\n delete childProps.addEndListener;\n delete childProps.onEnter;\n delete childProps.onEntering;\n delete childProps.onEntered;\n delete childProps.onExit;\n delete childProps.onExiting;\n delete childProps.onExited;\n\n if (typeof children === 'function') {\n // allows for nested Transitions\n return React.createElement(TransitionGroupContext.Provider, {\n value: null\n }, children(status, childProps));\n }\n\n var child = React.Children.only(children);\n return (// allows for nested Transitions\n React.createElement(TransitionGroupContext.Provider, {\n value: null\n }, React.cloneElement(child, childProps))\n );\n };\n\n return Transition;\n}(React.Component);\n\nTransition.contextType = TransitionGroupContext;\nTransition.propTypes = process.env.NODE_ENV !== \"production\" ? {\n /**\n * A `function` child can be used instead of a React element. This function is\n * called with the current transition status (`'entering'`, `'entered'`,\n * `'exiting'`, `'exited'`), which can be used to apply context\n * specific props to a component.\n *\n * ```jsx\n * {children}
}\n \n
\n);\n\nBody.propTypes = {\n content: PropTypes.array,\n dropcap: PropTypes.bool,\n};\n\nBody.defaultProps = {\n dropcap: true,\n};\n\nexport default Body;\n","import React, { createElement } from \"react\"\nimport PropTypes from \"prop-types\"\nimport { publicLoader } from \"./loader\"\nimport { apiRunner } from \"./api-runner-browser\"\n\n// Renders page\nclass PageRenderer extends React.Component {\n render() {\n const props = {\n ...this.props,\n pathContext: this.props.pageContext,\n }\n\n const [replacementElement] = apiRunner(`replaceComponentRenderer`, {\n props: this.props,\n loader: publicLoader,\n })\n\n const pageElement =\n replacementElement ||\n createElement(this.props.pageResources.component, {\n ...props,\n key: this.props.path || this.props.pageResources.page.path,\n })\n\n const wrappedPage = apiRunner(\n `wrapPageElement`,\n { element: pageElement, props },\n pageElement,\n ({ result }) => {\n return { element: result, props }\n }\n ).pop()\n\n return wrappedPage\n }\n}\n\nPageRenderer.propTypes = {\n location: PropTypes.object.isRequired,\n pageResources: PropTypes.object.isRequired,\n data: PropTypes.object,\n pageContext: PropTypes.object.isRequired,\n}\n\nexport default PageRenderer\n","import \"core-js/modules/es6.regexp.to-string\";\nimport \"core-js/modules/es6.date.to-string\";\nimport \"core-js/modules/es6.regexp.replace\";\nimport \"core-js/modules/es6.array.map\";\nimport \"core-js/modules/web.dom.iterable\";\nimport \"core-js/modules/es6.array.iterator\";\nimport \"core-js/modules/es6.object.to-string\";\nimport \"core-js/modules/es6.object.keys\";\nimport \"core-js/modules/es6.array.is-array\";\nimport \"core-js/modules/es6.array.index-of\";\nimport \"core-js/modules/es6.function.name\";\nimport \"core-js/modules/es7.symbol.async-iterator\";\nimport \"core-js/modules/es6.symbol\";\n\nfunction _typeof(obj) {\n if (typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\") {\n _typeof = function _typeof(obj) {\n return typeof obj;\n };\n } else {\n _typeof = function _typeof(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\nimport nodejsCustomInspectSymbol from './nodejsCustomInspectSymbol';\nvar MAX_ARRAY_LENGTH = 10;\nvar MAX_RECURSIVE_DEPTH = 2;\n/**\n * Used to print values in error messages.\n */\n\nexport default function inspect(value) {\n return formatValue(value, []);\n}\n\nfunction formatValue(value, seenValues) {\n switch (_typeof(value)) {\n case 'string':\n return JSON.stringify(value);\n\n case 'function':\n return value.name ? \"[function \".concat(value.name, \"]\") : '[function]';\n\n case 'object':\n if (value === null) {\n return 'null';\n }\n\n return formatObjectValue(value, seenValues);\n\n default:\n return String(value);\n }\n}\n\nfunction formatObjectValue(value, previouslySeenValues) {\n if (previouslySeenValues.indexOf(value) !== -1) {\n return '[Circular]';\n }\n\n var seenValues = [].concat(previouslySeenValues, [value]);\n var customInspectFn = getCustomFn(value);\n\n if (customInspectFn !== undefined) {\n // $FlowFixMe(>=0.90.0)\n var customValue = customInspectFn.call(value); // check for infinite recursion\n\n if (customValue !== value) {\n return typeof customValue === 'string' ? customValue : formatValue(customValue, seenValues);\n }\n } else if (Array.isArray(value)) {\n return formatArray(value, seenValues);\n }\n\n return formatObject(value, seenValues);\n}\n\nfunction formatObject(object, seenValues) {\n var keys = Object.keys(object);\n\n if (keys.length === 0) {\n return '{}';\n }\n\n if (seenValues.length > MAX_RECURSIVE_DEPTH) {\n return '[' + getObjectTag(object) + ']';\n }\n\n var properties = keys.map(function (key) {\n var value = formatValue(object[key], seenValues);\n return key + ': ' + value;\n });\n return '{ ' + properties.join(', ') + ' }';\n}\n\nfunction formatArray(array, seenValues) {\n if (array.length === 0) {\n return '[]';\n }\n\n if (seenValues.length > MAX_RECURSIVE_DEPTH) {\n return '[Array]';\n }\n\n var len = Math.min(MAX_ARRAY_LENGTH, array.length);\n var remaining = array.length - len;\n var items = [];\n\n for (var i = 0; i < len; ++i) {\n items.push(formatValue(array[i], seenValues));\n }\n\n if (remaining === 1) {\n items.push('... 1 more item');\n } else if (remaining > 1) {\n items.push(\"... \".concat(remaining, \" more items\"));\n }\n\n return '[' + items.join(', ') + ']';\n}\n\nfunction getCustomFn(object) {\n var customInspectFn = object[String(nodejsCustomInspectSymbol)];\n\n if (typeof customInspectFn === 'function') {\n return customInspectFn;\n }\n\n if (typeof object.inspect === 'function') {\n return object.inspect;\n }\n}\n\nfunction getObjectTag(object) {\n var tag = Object.prototype.toString.call(object).replace(/^\\[object /, '').replace(/]$/, '');\n\n if (tag === 'Object' && typeof object.constructor === 'function') {\n var name = object.constructor.name;\n\n if (typeof name === 'string' && name !== '') {\n return name;\n }\n }\n\n return tag;\n}","import \"core-js/modules/es6.regexp.replace\";\nimport \"core-js/modules/es6.array.index-of\";\nimport \"core-js/modules/es6.regexp.split\";\n\n/**\n * Produces the value of a block string from its parsed raw value, similar to\n * CoffeeScript's block string, Python's docstring trim or Ruby's strip_heredoc.\n *\n * This implements the GraphQL spec's BlockStringValue() static algorithm.\n */\nexport function dedentBlockStringValue(rawString) {\n // Expand a block string's raw value into independent lines.\n var lines = rawString.split(/\\r\\n|[\\n\\r]/g); // Remove common indentation from all lines but first.\n\n var commonIndent = getBlockStringIndentation(lines);\n\n if (commonIndent !== 0) {\n for (var i = 1; i < lines.length; i++) {\n lines[i] = lines[i].slice(commonIndent);\n }\n } // Remove leading and trailing blank lines.\n\n\n while (lines.length > 0 && isBlank(lines[0])) {\n lines.shift();\n }\n\n while (lines.length > 0 && isBlank(lines[lines.length - 1])) {\n lines.pop();\n } // Return a string of the lines joined with U+000A.\n\n\n return lines.join('\\n');\n} // @internal\n\nexport function getBlockStringIndentation(lines) {\n var commonIndent = null;\n\n for (var i = 1; i < lines.length; i++) {\n var line = lines[i];\n var indent = leadingWhitespace(line);\n\n if (indent === line.length) {\n continue; // skip empty lines\n }\n\n if (commonIndent === null || indent < commonIndent) {\n commonIndent = indent;\n\n if (commonIndent === 0) {\n break;\n }\n }\n }\n\n return commonIndent === null ? 0 : commonIndent;\n}\n\nfunction leadingWhitespace(str) {\n var i = 0;\n\n while (i < str.length && (str[i] === ' ' || str[i] === '\\t')) {\n i++;\n }\n\n return i;\n}\n\nfunction isBlank(str) {\n return leadingWhitespace(str) === str.length;\n}\n/**\n * Print a block string in the indented block form by adding a leading and\n * trailing blank line. However, if a block string starts with whitespace and is\n * a single-line, adding a leading blank line would strip that whitespace.\n */\n\n\nexport function printBlockString(value) {\n var indentation = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';\n var preferMultipleLines = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;\n var isSingleLine = value.indexOf('\\n') === -1;\n var hasLeadingSpace = value[0] === ' ' || value[0] === '\\t';\n var hasTrailingQuote = value[value.length - 1] === '\"';\n var printAsMultipleLines = !isSingleLine || hasTrailingQuote || preferMultipleLines;\n var result = ''; // Format a multi-line block quote to account for leading space.\n\n if (printAsMultipleLines && !(isSingleLine && hasLeadingSpace)) {\n result += '\\n' + indentation;\n }\n\n result += indentation ? value.replace(/\\n/g, '\\n' + indentation) : value;\n\n if (printAsMultipleLines) {\n result += '\\n';\n }\n\n return '\"\"\"' + result.replace(/\"\"\"/g, '\\\\\"\"\"') + '\"\"\"';\n}","import React from 'react';\nimport PropTypes from 'prop-types';\n\nconst Logo = ({ 'aria-hidden': ariaHidden }) => (\n \n
\n \n
\n ) : null;\n\n return (\n \n
\n\n {((subnavLinks && subnavLinks.length > 0) || image || embedVideo) && (\n \n {overline && {overline}}\n
\n {ctaLink && ctaLabel ? (\n \n
\n ) : null}\n {cta}
\n \n {subnavLinks && subnavLinks.length > 0 && (\n
\n )}\n\n {photos && gridPhotos && (gridPhotos.feature_photo || gridPhotos.feature_video) ? (\n \n \n\n {secondaryCtaLink && secondaryCtaLabel ? (\n
\n )}\n {image && (\n \n
\n ) : null}\n \n
\n \n ![]()
\n {image.copyright &&
\n )}\n {video && (\n {image.copyright}
}\n\n
\n )}\n {embedVideo && embedVideo.html && (\n \n \n
\n \n
\n ) : null}\n\n {ctaLink && ctaLabel ? (\n \n
\n ) : null}\n {cta}
\n ' + func(text) + '
';\n * });\n *\n * p('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles
'\n */\n\n\n function wrap(value, wrapper) {\n return partial(castFunction(wrapper), value);\n }\n /*------------------------------------------------------------------------*/\n\n /**\n * Casts `value` as an array if it's not one.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Lang\n * @param {*} value The value to inspect.\n * @returns {Array} Returns the cast array.\n * @example\n *\n * _.castArray(1);\n * // => [1]\n *\n * _.castArray({ 'a': 1 });\n * // => [{ 'a': 1 }]\n *\n * _.castArray('abc');\n * // => ['abc']\n *\n * _.castArray(null);\n * // => [null]\n *\n * _.castArray(undefined);\n * // => [undefined]\n *\n * _.castArray();\n * // => []\n *\n * var array = [1, 2, 3];\n * console.log(_.castArray(array) === array);\n * // => true\n */\n\n\n function castArray() {\n if (!arguments.length) {\n return [];\n }\n\n var value = arguments[0];\n return isArray(value) ? value : [value];\n }\n /**\n * Creates a shallow clone of `value`.\n *\n * **Note:** This method is loosely based on the\n * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)\n * and supports cloning arrays, array buffers, booleans, date objects, maps,\n * numbers, `Object` objects, regexes, sets, strings, symbols, and typed\n * arrays. The own enumerable properties of `arguments` objects are cloned\n * as plain objects. An empty object is returned for uncloneable values such\n * as error objects, functions, DOM nodes, and WeakMaps.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to clone.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeep\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var shallow = _.clone(objects);\n * console.log(shallow[0] === objects[0]);\n * // => true\n */\n\n\n function clone(value) {\n return baseClone(value, CLONE_SYMBOLS_FLAG);\n }\n /**\n * This method is like `_.clone` except that it accepts `customizer` which\n * is invoked to produce the cloned value. If `customizer` returns `undefined`,\n * cloning is handled by the method instead. The `customizer` is invoked with\n * up to four arguments; (value [, index|key, object, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeepWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(false);\n * }\n * }\n *\n * var el = _.cloneWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 0\n */\n\n\n function cloneWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);\n }\n /**\n * This method is like `_.clone` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @returns {*} Returns the deep cloned value.\n * @see _.clone\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var deep = _.cloneDeep(objects);\n * console.log(deep[0] === objects[0]);\n * // => false\n */\n\n\n function cloneDeep(value) {\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);\n }\n /**\n * This method is like `_.cloneWith` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the deep cloned value.\n * @see _.cloneWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(true);\n * }\n * }\n *\n * var el = _.cloneDeepWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 20\n */\n\n\n function cloneDeepWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);\n }\n /**\n * Checks if `object` conforms to `source` by invoking the predicate\n * properties of `source` with the corresponding property values of `object`.\n *\n * **Note:** This method is equivalent to `_.conforms` when `source` is\n * partially applied.\n *\n * @static\n * @memberOf _\n * @since 4.14.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 1; } });\n * // => true\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 2; } });\n * // => false\n */\n\n\n function conformsTo(object, source) {\n return source == null || baseConformsTo(object, source, keys(source));\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 */\n\n\n function eq(value, other) {\n return value === other || value !== value && other !== other;\n }\n /**\n * Checks if `value` is greater than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n * @see _.lt\n * @example\n *\n * _.gt(3, 1);\n * // => true\n *\n * _.gt(3, 3);\n * // => false\n *\n * _.gt(1, 3);\n * // => false\n */\n\n\n var gt = createRelationalOperation(baseGt);\n /**\n * Checks if `value` is greater than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than or equal to\n * `other`, else `false`.\n * @see _.lte\n * @example\n *\n * _.gte(3, 1);\n * // => true\n *\n * _.gte(3, 3);\n * // => true\n *\n * _.gte(1, 3);\n * // => false\n */\n\n var gte = createRelationalOperation(function (value, other) {\n return value >= other;\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 */\n\n var isArguments = baseIsArguments(function () {\n return arguments;\n }()) ? baseIsArguments : function (value) {\n return isObjectLike(value) && hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee');\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 */\n\n var isArray = Array.isArray;\n /**\n * Checks if `value` is classified as an `ArrayBuffer` object.\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 an array buffer, else `false`.\n * @example\n *\n * _.isArrayBuffer(new ArrayBuffer(2));\n * // => true\n *\n * _.isArrayBuffer(new Array(2));\n * // => false\n */\n\n var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer;\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 */\n\n function isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\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 */\n\n\n function isArrayLikeObject(value) {\n return isObjectLike(value) && isArrayLike(value);\n }\n /**\n * Checks if `value` is classified as a boolean primitive or 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 boolean, else `false`.\n * @example\n *\n * _.isBoolean(false);\n * // => true\n *\n * _.isBoolean(null);\n * // => false\n */\n\n\n function isBoolean(value) {\n return value === true || value === false || isObjectLike(value) && baseGetTag(value) == boolTag;\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 */\n\n\n var isBuffer = nativeIsBuffer || stubFalse;\n /**\n * Checks if `value` is classified as a `Date` 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 date object, else `false`.\n * @example\n *\n * _.isDate(new Date);\n * // => true\n *\n * _.isDate('Mon April 23 2012');\n * // => false\n */\n\n var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate;\n /**\n * Checks if `value` is likely a DOM element.\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 DOM element, else `false`.\n * @example\n *\n * _.isElement(document.body);\n * // => true\n *\n * _.isElement('');\n * // => false\n */\n\n function isElement(value) {\n return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value);\n }\n /**\n * Checks if `value` is an empty object, collection, map, or set.\n *\n * Objects are considered empty if they have no own enumerable string keyed\n * properties.\n *\n * Array-like values such as `arguments` objects, arrays, buffers, strings, or\n * jQuery-like collections are considered empty if they have a `length` of `0`.\n * Similarly, maps and sets are considered empty if they have a `size` of `0`.\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 empty, else `false`.\n * @example\n *\n * _.isEmpty(null);\n * // => true\n *\n * _.isEmpty(true);\n * // => true\n *\n * _.isEmpty(1);\n * // => true\n *\n * _.isEmpty([1, 2, 3]);\n * // => false\n *\n * _.isEmpty({ 'a': 1 });\n * // => false\n */\n\n\n function isEmpty(value) {\n if (value == null) {\n return true;\n }\n\n if (isArrayLike(value) && (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' || isBuffer(value) || isTypedArray(value) || isArguments(value))) {\n return !value.length;\n }\n\n var tag = getTag(value);\n\n if (tag == mapTag || tag == setTag) {\n return !value.size;\n }\n\n if (isPrototype(value)) {\n return !baseKeys(value).length;\n }\n\n for (var key in value) {\n if (hasOwnProperty.call(value, key)) {\n return false;\n }\n }\n\n return true;\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 */\n\n\n function isEqual(value, other) {\n return baseIsEqual(value, other);\n }\n /**\n * This method is like `_.isEqual` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with up to\n * six arguments: (objValue, othValue [, index|key, object, other, stack]).\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 * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, othValue) {\n * if (isGreeting(objValue) && isGreeting(othValue)) {\n * return true;\n * }\n * }\n *\n * var array = ['hello', 'goodbye'];\n * var other = ['hi', 'goodbye'];\n *\n * _.isEqualWith(array, other, customizer);\n * // => true\n */\n\n\n function isEqualWith(value, other, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n var result = customizer ? customizer(value, other) : undefined;\n return result === undefined ? baseIsEqual(value, other, undefined, customizer) : !!result;\n }\n /**\n * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`,\n * `SyntaxError`, `TypeError`, or `URIError` object.\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 an error object, else `false`.\n * @example\n *\n * _.isError(new Error);\n * // => true\n *\n * _.isError(Error);\n * // => false\n */\n\n\n function isError(value) {\n if (!isObjectLike(value)) {\n return false;\n }\n\n var tag = baseGetTag(value);\n return tag == errorTag || tag == domExcTag || typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value);\n }\n /**\n * Checks if `value` is a finite primitive number.\n *\n * **Note:** This method is based on\n * [`Number.isFinite`](https://mdn.io/Number/isFinite).\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 finite number, else `false`.\n * @example\n *\n * _.isFinite(3);\n * // => true\n *\n * _.isFinite(Number.MIN_VALUE);\n * // => true\n *\n * _.isFinite(Infinity);\n * // => false\n *\n * _.isFinite('3');\n * // => false\n */\n\n\n function isFinite(value) {\n return typeof value == 'number' && nativeIsFinite(value);\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 */\n\n\n function isFunction(value) {\n if (!isObject(value)) {\n return false;\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\n\n var tag = baseGetTag(value);\n return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n }\n /**\n * Checks if `value` is an integer.\n *\n * **Note:** This method is based on\n * [`Number.isInteger`](https://mdn.io/Number/isInteger).\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 integer, else `false`.\n * @example\n *\n * _.isInteger(3);\n * // => true\n *\n * _.isInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isInteger(Infinity);\n * // => false\n *\n * _.isInteger('3');\n * // => false\n */\n\n\n function isInteger(value) {\n return typeof value == 'number' && value == toInteger(value);\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 */\n\n\n function isLength(value) {\n return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\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 */\n\n\n function isObject(value) {\n var type = typeof value;\n return value != null && (type == 'object' || type == 'function');\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 */\n\n\n function isObjectLike(value) {\n return value != null && typeof value == 'object';\n }\n /**\n * Checks if `value` is classified as a `Map` object.\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 map, else `false`.\n * @example\n *\n * _.isMap(new Map);\n * // => true\n *\n * _.isMap(new WeakMap);\n * // => false\n */\n\n\n var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap;\n /**\n * Performs a partial deep comparison between `object` and `source` to\n * determine if `object` contains equivalent property values.\n *\n * **Note:** This method is equivalent to `_.matches` when `source` is\n * partially applied.\n *\n * Partial comparisons will match empty array and empty object `source`\n * values against any array or object value, respectively. See `_.isEqual`\n * for a list of supported value comparisons.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.isMatch(object, { 'b': 2 });\n * // => true\n *\n * _.isMatch(object, { 'b': 1 });\n * // => false\n */\n\n function isMatch(object, source) {\n return object === source || baseIsMatch(object, source, getMatchData(source));\n }\n /**\n * This method is like `_.isMatch` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with five\n * arguments: (objValue, srcValue, index|key, object, source).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, srcValue) {\n * if (isGreeting(objValue) && isGreeting(srcValue)) {\n * return true;\n * }\n * }\n *\n * var object = { 'greeting': 'hello' };\n * var source = { 'greeting': 'hi' };\n *\n * _.isMatchWith(object, source, customizer);\n * // => true\n */\n\n\n function isMatchWith(object, source, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseIsMatch(object, source, getMatchData(source), customizer);\n }\n /**\n * Checks if `value` is `NaN`.\n *\n * **Note:** This method is based on\n * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as\n * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for\n * `undefined` and other non-number values.\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 `NaN`, else `false`.\n * @example\n *\n * _.isNaN(NaN);\n * // => true\n *\n * _.isNaN(new Number(NaN));\n * // => true\n *\n * isNaN(undefined);\n * // => true\n *\n * _.isNaN(undefined);\n * // => false\n */\n\n\n function isNaN(value) {\n // An `NaN` primitive is the only value that is not equal to itself.\n // Perform the `toStringTag` check first to avoid errors with some\n // ActiveX objects in IE.\n return isNumber(value) && value != +value;\n }\n /**\n * Checks if `value` is a pristine native function.\n *\n * **Note:** This method can't reliably detect native functions in the presence\n * of the core-js package because core-js circumvents this kind of detection.\n * Despite multiple requests, the core-js maintainer has made it clear: any\n * attempt to fix the detection will be obstructed. As a result, we're left\n * with little choice but to throw an error. Unfortunately, this also affects\n * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill),\n * which rely on core-js.\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 native function,\n * else `false`.\n * @example\n *\n * _.isNative(Array.prototype.push);\n * // => true\n *\n * _.isNative(_);\n * // => false\n */\n\n\n function isNative(value) {\n if (isMaskable(value)) {\n throw new Error(CORE_ERROR_TEXT);\n }\n\n return baseIsNative(value);\n }\n /**\n * Checks if `value` is `null`.\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 `null`, else `false`.\n * @example\n *\n * _.isNull(null);\n * // => true\n *\n * _.isNull(void 0);\n * // => false\n */\n\n\n function isNull(value) {\n return value === null;\n }\n /**\n * Checks if `value` is `null` or `undefined`.\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 nullish, else `false`.\n * @example\n *\n * _.isNil(null);\n * // => true\n *\n * _.isNil(void 0);\n * // => true\n *\n * _.isNil(NaN);\n * // => false\n */\n\n\n function isNil(value) {\n return value == null;\n }\n /**\n * Checks if `value` is classified as a `Number` primitive or object.\n *\n * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are\n * classified as numbers, use the `_.isFinite` method.\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 number, else `false`.\n * @example\n *\n * _.isNumber(3);\n * // => true\n *\n * _.isNumber(Number.MIN_VALUE);\n * // => true\n *\n * _.isNumber(Infinity);\n * // => true\n *\n * _.isNumber('3');\n * // => false\n */\n\n\n function isNumber(value) {\n return typeof value == 'number' || isObjectLike(value) && baseGetTag(value) == numberTag;\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 */\n\n\n function isPlainObject(value) {\n if (!isObjectLike(value) || baseGetTag(value) != objectTag) {\n return false;\n }\n\n var proto = getPrototype(value);\n\n if (proto === null) {\n return true;\n }\n\n var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;\n return typeof Ctor == 'function' && Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString;\n }\n /**\n * Checks if `value` is classified as a `RegExp` 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 regexp, else `false`.\n * @example\n *\n * _.isRegExp(/abc/);\n * // => true\n *\n * _.isRegExp('/abc/');\n * // => false\n */\n\n\n var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp;\n /**\n * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754\n * double precision number which isn't the result of a rounded unsafe integer.\n *\n * **Note:** This method is based on\n * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).\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 safe integer, else `false`.\n * @example\n *\n * _.isSafeInteger(3);\n * // => true\n *\n * _.isSafeInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isSafeInteger(Infinity);\n * // => false\n *\n * _.isSafeInteger('3');\n * // => false\n */\n\n function isSafeInteger(value) {\n return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER;\n }\n /**\n * Checks if `value` is classified as a `Set` object.\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 set, else `false`.\n * @example\n *\n * _.isSet(new Set);\n * // => true\n *\n * _.isSet(new WeakSet);\n * // => false\n */\n\n\n var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;\n /**\n * Checks if `value` is classified as a `String` primitive or object.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a string, else `false`.\n * @example\n *\n * _.isString('abc');\n * // => true\n *\n * _.isString(1);\n * // => false\n */\n\n function isString(value) {\n return typeof value == 'string' || !isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag;\n }\n /**\n * Checks if `value` is classified as a `Symbol` primitive or 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 a symbol, else `false`.\n * @example\n *\n * _.isSymbol(Symbol.iterator);\n * // => true\n *\n * _.isSymbol('abc');\n * // => false\n */\n\n\n function isSymbol(value) {\n return typeof value == 'symbol' || isObjectLike(value) && baseGetTag(value) == symbolTag;\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 */\n\n\n var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n /**\n * Checks if `value` is `undefined`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`.\n * @example\n *\n * _.isUndefined(void 0);\n * // => true\n *\n * _.isUndefined(null);\n * // => false\n */\n\n function isUndefined(value) {\n return value === undefined;\n }\n /**\n * Checks if `value` is classified as a `WeakMap` object.\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 weak map, else `false`.\n * @example\n *\n * _.isWeakMap(new WeakMap);\n * // => true\n *\n * _.isWeakMap(new Map);\n * // => false\n */\n\n\n function isWeakMap(value) {\n return isObjectLike(value) && getTag(value) == weakMapTag;\n }\n /**\n * Checks if `value` is classified as a `WeakSet` object.\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 weak set, else `false`.\n * @example\n *\n * _.isWeakSet(new WeakSet);\n * // => true\n *\n * _.isWeakSet(new Set);\n * // => false\n */\n\n\n function isWeakSet(value) {\n return isObjectLike(value) && baseGetTag(value) == weakSetTag;\n }\n /**\n * Checks if `value` is less than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n * @see _.gt\n * @example\n *\n * _.lt(1, 3);\n * // => true\n *\n * _.lt(3, 3);\n * // => false\n *\n * _.lt(3, 1);\n * // => false\n */\n\n\n var lt = createRelationalOperation(baseLt);\n /**\n * Checks if `value` is less than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than or equal to\n * `other`, else `false`.\n * @see _.gte\n * @example\n *\n * _.lte(1, 3);\n * // => true\n *\n * _.lte(3, 3);\n * // => true\n *\n * _.lte(3, 1);\n * // => false\n */\n\n var lte = createRelationalOperation(function (value, other) {\n return value <= other;\n });\n /**\n * Converts `value` to an array.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Array} Returns the converted array.\n * @example\n *\n * _.toArray({ 'a': 1, 'b': 2 });\n * // => [1, 2]\n *\n * _.toArray('abc');\n * // => ['a', 'b', 'c']\n *\n * _.toArray(1);\n * // => []\n *\n * _.toArray(null);\n * // => []\n */\n\n function toArray(value) {\n if (!value) {\n return [];\n }\n\n if (isArrayLike(value)) {\n return isString(value) ? stringToArray(value) : copyArray(value);\n }\n\n if (symIterator && value[symIterator]) {\n return iteratorToArray(value[symIterator]());\n }\n\n var tag = getTag(value),\n func = tag == mapTag ? mapToArray : tag == setTag ? setToArray : values;\n return func(value);\n }\n /**\n * Converts `value` to a finite number.\n *\n * @static\n * @memberOf _\n * @since 4.12.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted number.\n * @example\n *\n * _.toFinite(3.2);\n * // => 3.2\n *\n * _.toFinite(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toFinite(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toFinite('3.2');\n * // => 3.2\n */\n\n\n function toFinite(value) {\n if (!value) {\n return value === 0 ? value : 0;\n }\n\n value = toNumber(value);\n\n if (value === INFINITY || value === -INFINITY) {\n var sign = value < 0 ? -1 : 1;\n return sign * MAX_INTEGER;\n }\n\n return value === value ? value : 0;\n }\n /**\n * Converts `value` to an integer.\n *\n * **Note:** This method is loosely based on\n * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toInteger(3.2);\n * // => 3\n *\n * _.toInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toInteger(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toInteger('3.2');\n * // => 3\n */\n\n\n function toInteger(value) {\n var result = toFinite(value),\n remainder = result % 1;\n return result === result ? remainder ? result - remainder : result : 0;\n }\n /**\n * Converts `value` to an integer suitable for use as the length of an\n * array-like object.\n *\n * **Note:** This method is 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 convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toLength(3.2);\n * // => 3\n *\n * _.toLength(Number.MIN_VALUE);\n * // => 0\n *\n * _.toLength(Infinity);\n * // => 4294967295\n *\n * _.toLength('3.2');\n * // => 3\n */\n\n\n function toLength(value) {\n return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0;\n }\n /**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\n\n\n function toNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n\n if (isSymbol(value)) {\n return NAN;\n }\n\n if (isObject(value)) {\n var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n value = isObject(other) ? other + '' : other;\n }\n\n if (typeof value != 'string') {\n return value === 0 ? value : +value;\n }\n\n value = value.replace(reTrim, '');\n var isBinary = reIsBinary.test(value);\n return isBinary || reIsOctal.test(value) ? freeParseInt(value.slice(2), isBinary ? 2 : 8) : reIsBadHex.test(value) ? NAN : +value;\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 */\n\n\n function toPlainObject(value) {\n return copyObject(value, keysIn(value));\n }\n /**\n * Converts `value` to a safe integer. A safe integer can be compared and\n * represented correctly.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toSafeInteger(3.2);\n * // => 3\n *\n * _.toSafeInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toSafeInteger(Infinity);\n * // => 9007199254740991\n *\n * _.toSafeInteger('3.2');\n * // => 3\n */\n\n\n function toSafeInteger(value) {\n return value ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER) : value === 0 ? value : 0;\n }\n /**\n * Converts `value` to a string. An empty string is returned for `null`\n * and `undefined` values. The sign of `-0` is preserved.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.toString(null);\n * // => ''\n *\n * _.toString(-0);\n * // => '-0'\n *\n * _.toString([1, 2, 3]);\n * // => '1,2,3'\n */\n\n\n function toString(value) {\n return value == null ? '' : baseToString(value);\n }\n /*------------------------------------------------------------------------*/\n\n /**\n * Assigns own enumerable string keyed properties of source objects to the\n * destination object. Source objects are applied from left to right.\n * Subsequent sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object` and is loosely based on\n * [`Object.assign`](https://mdn.io/Object/assign).\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assignIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assign({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'c': 3 }\n */\n\n\n var assign = createAssigner(function (object, source) {\n if (isPrototype(source) || isArrayLike(source)) {\n copyObject(source, keys(source), object);\n return;\n }\n\n for (var key in source) {\n if (hasOwnProperty.call(source, key)) {\n assignValue(object, key, source[key]);\n }\n }\n });\n /**\n * This method is like `_.assign` except that it iterates over own and\n * inherited source properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extend\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assign\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assignIn({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }\n */\n\n var assignIn = createAssigner(function (object, source) {\n copyObject(source, keysIn(source), object);\n });\n /**\n * This method is like `_.assignIn` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extendWith\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignInWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n\n var assignInWith = createAssigner(function (object, source, srcIndex, customizer) {\n copyObject(source, keysIn(source), object, customizer);\n });\n /**\n * This method is like `_.assign` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignInWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n\n var assignWith = createAssigner(function (object, source, srcIndex, customizer) {\n copyObject(source, keys(source), object, customizer);\n });\n /**\n * Creates an array of values corresponding to `paths` of `object`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Array} Returns the picked values.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _.at(object, ['a[0].b.c', 'a[1]']);\n * // => [3, 4]\n */\n\n var at = flatRest(baseAt);\n /**\n * Creates an object that inherits from the `prototype` object. If a\n * `properties` object is given, its own enumerable string keyed properties\n * are assigned to the created object.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Object\n * @param {Object} prototype The object to inherit from.\n * @param {Object} [properties] The properties to assign to the object.\n * @returns {Object} Returns the new object.\n * @example\n *\n * function Shape() {\n * this.x = 0;\n * this.y = 0;\n * }\n *\n * function Circle() {\n * Shape.call(this);\n * }\n *\n * Circle.prototype = _.create(Shape.prototype, {\n * 'constructor': Circle\n * });\n *\n * var circle = new Circle;\n * circle instanceof Circle;\n * // => true\n *\n * circle instanceof Shape;\n * // => true\n */\n\n function create(prototype, properties) {\n var result = baseCreate(prototype);\n return properties == null ? result : baseAssign(result, properties);\n }\n /**\n * Assigns own and inherited enumerable string keyed properties of source\n * objects to the destination object for all destination properties that\n * resolve to `undefined`. Source objects are applied from left to right.\n * Once a property is set, additional values of the same property are ignored.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaultsDeep\n * @example\n *\n * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n\n\n var defaults = baseRest(function (object, sources) {\n object = Object(object);\n var index = -1;\n var length = sources.length;\n var guard = length > 2 ? sources[2] : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n length = 1;\n }\n\n while (++index < length) {\n var source = sources[index];\n var props = keysIn(source);\n var propsIndex = -1;\n var propsLength = props.length;\n\n while (++propsIndex < propsLength) {\n var key = props[propsIndex];\n var value = object[key];\n\n if (value === undefined || eq(value, objectProto[key]) && !hasOwnProperty.call(object, key)) {\n object[key] = source[key];\n }\n }\n }\n\n return object;\n });\n /**\n * This method is like `_.defaults` except that it recursively assigns\n * default properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaults\n * @example\n *\n * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });\n * // => { 'a': { 'b': 2, 'c': 3 } }\n */\n\n var defaultsDeep = baseRest(function (args) {\n args.push(undefined, customDefaultsMerge);\n return apply(mergeWith, undefined, args);\n });\n /**\n * This method is like `_.find` except that it returns the key of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findKey(users, function(o) { return o.age < 40; });\n * // => 'barney' (iteration order is not guaranteed)\n *\n * // The `_.matches` iteratee shorthand.\n * _.findKey(users, { 'age': 1, 'active': true });\n * // => 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findKey(users, 'active');\n * // => 'barney'\n */\n\n function findKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwn);\n }\n /**\n * This method is like `_.findKey` except that it iterates over elements of\n * a collection in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findLastKey(users, function(o) { return o.age < 40; });\n * // => returns 'pebbles' assuming `_.findKey` returns 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastKey(users, { 'age': 36, 'active': true });\n * // => 'barney'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastKey(users, 'active');\n * // => 'pebbles'\n */\n\n\n function findLastKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight);\n }\n /**\n * Iterates over own and inherited enumerable string keyed properties of an\n * object and invokes `iteratee` for each property. The iteratee is invoked\n * with three arguments: (value, key, object). Iteratee functions may exit\n * iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forInRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forIn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed).\n */\n\n\n function forIn(object, iteratee) {\n return object == null ? object : baseFor(object, getIteratee(iteratee, 3), keysIn);\n }\n /**\n * This method is like `_.forIn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forInRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'.\n */\n\n\n function forInRight(object, iteratee) {\n return object == null ? object : baseForRight(object, getIteratee(iteratee, 3), keysIn);\n }\n /**\n * Iterates over own enumerable string keyed properties of an object and\n * invokes `iteratee` for each property. The iteratee is invoked with three\n * arguments: (value, key, object). Iteratee functions may exit iteration\n * early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwnRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n\n\n function forOwn(object, iteratee) {\n return object && baseForOwn(object, getIteratee(iteratee, 3));\n }\n /**\n * This method is like `_.forOwn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwnRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'.\n */\n\n\n function forOwnRight(object, iteratee) {\n return object && baseForOwnRight(object, getIteratee(iteratee, 3));\n }\n /**\n * Creates an array of function property names from own enumerable properties\n * of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functionsIn\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functions(new Foo);\n * // => ['a', 'b']\n */\n\n\n function functions(object) {\n return object == null ? [] : baseFunctions(object, keys(object));\n }\n /**\n * Creates an array of function property names from own and inherited\n * enumerable properties of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functions\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functionsIn(new Foo);\n * // => ['a', 'b', 'c']\n */\n\n\n function functionsIn(object) {\n return object == null ? [] : baseFunctions(object, keysIn(object));\n }\n /**\n * Gets the value at `path` of `object`. If the resolved value is\n * `undefined`, the `defaultValue` is returned in its place.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.get(object, 'a[0].b.c');\n * // => 3\n *\n * _.get(object, ['a', '0', 'b', 'c']);\n * // => 3\n *\n * _.get(object, 'a.b.c', 'default');\n * // => 'default'\n */\n\n\n function get(object, path, defaultValue) {\n var result = object == null ? undefined : baseGet(object, path);\n return result === undefined ? defaultValue : result;\n }\n /**\n * Checks if `path` is a direct property of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = { 'a': { 'b': 2 } };\n * var other = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.has(object, 'a');\n * // => true\n *\n * _.has(object, 'a.b');\n * // => true\n *\n * _.has(object, ['a', 'b']);\n * // => true\n *\n * _.has(other, 'a');\n * // => false\n */\n\n\n function has(object, path) {\n return object != null && hasPath(object, path, baseHas);\n }\n /**\n * Checks if `path` is a direct or inherited property of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.hasIn(object, 'a');\n * // => true\n *\n * _.hasIn(object, 'a.b');\n * // => true\n *\n * _.hasIn(object, ['a', 'b']);\n * // => true\n *\n * _.hasIn(object, 'b');\n * // => false\n */\n\n\n function hasIn(object, path) {\n return object != null && hasPath(object, path, baseHasIn);\n }\n /**\n * Creates an object composed of the inverted keys and values of `object`.\n * If `object` contains duplicate values, subsequent values overwrite\n * property assignments of previous values.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Object\n * @param {Object} object The object to invert.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invert(object);\n * // => { '1': 'c', '2': 'b' }\n */\n\n\n var invert = createInverter(function (result, value, key) {\n if (value != null && typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n result[value] = key;\n }, constant(identity));\n /**\n * This method is like `_.invert` except that the inverted object is generated\n * from the results of running each element of `object` thru `iteratee`. The\n * corresponding inverted value of each inverted key is an array of keys\n * responsible for generating the inverted value. The iteratee is invoked\n * with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Object\n * @param {Object} object The object to invert.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invertBy(object);\n * // => { '1': ['a', 'c'], '2': ['b'] }\n *\n * _.invertBy(object, function(value) {\n * return 'group' + value;\n * });\n * // => { 'group1': ['a', 'c'], 'group2': ['b'] }\n */\n\n var invertBy = createInverter(function (result, value, key) {\n if (value != null && typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }, getIteratee);\n /**\n * Invokes the method at `path` of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] };\n *\n * _.invoke(object, 'a[0].b.c.slice', 1, 3);\n * // => [2, 3]\n */\n\n var invoke = baseRest(baseInvoke);\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 */\n\n function keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\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 */\n\n\n function keysIn(object) {\n return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);\n }\n /**\n * The opposite of `_.mapValues`; this method creates an object with the\n * same values as `object` and keys generated by running each own enumerable\n * string keyed property of `object` thru `iteratee`. The iteratee is invoked\n * with three arguments: (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapValues\n * @example\n *\n * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) {\n * return key + value;\n * });\n * // => { 'a1': 1, 'b2': 2 }\n */\n\n\n function mapKeys(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n baseForOwn(object, function (value, key, object) {\n baseAssignValue(result, iteratee(value, key, object), value);\n });\n return result;\n }\n /**\n * Creates an object with the same keys as `object` and values generated\n * by running each own enumerable string keyed property of `object` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapKeys\n * @example\n *\n * var users = {\n * 'fred': { 'user': 'fred', 'age': 40 },\n * 'pebbles': { 'user': 'pebbles', 'age': 1 }\n * };\n *\n * _.mapValues(users, function(o) { return o.age; });\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n *\n * // The `_.property` iteratee shorthand.\n * _.mapValues(users, 'age');\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n */\n\n\n function mapValues(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n baseForOwn(object, function (value, key, object) {\n baseAssignValue(result, key, iteratee(value, key, object));\n });\n return result;\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 */\n\n\n var merge = createAssigner(function (object, source, srcIndex) {\n baseMerge(object, source, srcIndex);\n });\n /**\n * This method is like `_.merge` except that it accepts `customizer` which\n * is invoked to produce the merged values of the destination and source\n * properties. If `customizer` returns `undefined`, merging is handled by the\n * method instead. The `customizer` is invoked with six arguments:\n * (objValue, srcValue, key, object, source, stack).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} customizer The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * function customizer(objValue, srcValue) {\n * if (_.isArray(objValue)) {\n * return objValue.concat(srcValue);\n * }\n * }\n *\n * var object = { 'a': [1], 'b': [2] };\n * var other = { 'a': [3], 'b': [4] };\n *\n * _.mergeWith(object, other, customizer);\n * // => { 'a': [1, 3], 'b': [2, 4] }\n */\n\n var mergeWith = createAssigner(function (object, source, srcIndex, customizer) {\n baseMerge(object, source, srcIndex, customizer);\n });\n /**\n * The opposite of `_.pick`; this method creates an object composed of the\n * own and inherited enumerable property paths of `object` that are not omitted.\n *\n * **Note:** This method is considerably slower than `_.pick`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to omit.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omit(object, ['a', 'c']);\n * // => { 'b': '2' }\n */\n\n var omit = flatRest(function (object, paths) {\n var result = {};\n\n if (object == null) {\n return result;\n }\n\n var isDeep = false;\n paths = arrayMap(paths, function (path) {\n path = castPath(path, object);\n isDeep || (isDeep = path.length > 1);\n return path;\n });\n copyObject(object, getAllKeysIn(object), result);\n\n if (isDeep) {\n result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);\n }\n\n var length = paths.length;\n\n while (length--) {\n baseUnset(result, paths[length]);\n }\n\n return result;\n });\n /**\n * The opposite of `_.pickBy`; this method creates an object composed of\n * the own and inherited enumerable string keyed properties of `object` that\n * `predicate` doesn't return truthy for. The predicate is invoked with two\n * arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omitBy(object, _.isNumber);\n * // => { 'b': '2' }\n */\n\n function omitBy(object, predicate) {\n return pickBy(object, negate(getIteratee(predicate)));\n }\n /**\n * Creates an object composed of the picked `object` properties.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pick(object, ['a', 'c']);\n * // => { 'a': 1, 'c': 3 }\n */\n\n\n var pick = flatRest(function (object, paths) {\n return object == null ? {} : basePick(object, paths);\n });\n /**\n * Creates an object composed of the `object` properties `predicate` returns\n * truthy for. The predicate is invoked with two arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pickBy(object, _.isNumber);\n * // => { 'a': 1, 'c': 3 }\n */\n\n function pickBy(object, predicate) {\n if (object == null) {\n return {};\n }\n\n var props = arrayMap(getAllKeysIn(object), function (prop) {\n return [prop];\n });\n predicate = getIteratee(predicate);\n return basePickBy(object, props, function (value, path) {\n return predicate(value, path[0]);\n });\n }\n /**\n * This method is like `_.get` except that if the resolved value is a\n * function it's invoked with the `this` binding of its parent object and\n * its result is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to resolve.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };\n *\n * _.result(object, 'a[0].b.c1');\n * // => 3\n *\n * _.result(object, 'a[0].b.c2');\n * // => 4\n *\n * _.result(object, 'a[0].b.c3', 'default');\n * // => 'default'\n *\n * _.result(object, 'a[0].b.c3', _.constant('default'));\n * // => 'default'\n */\n\n\n function result(object, path, defaultValue) {\n path = castPath(path, object);\n var index = -1,\n length = path.length; // Ensure the loop is entered when path is empty.\n\n if (!length) {\n length = 1;\n object = undefined;\n }\n\n while (++index < length) {\n var value = object == null ? undefined : object[toKey(path[index])];\n\n if (value === undefined) {\n index = length;\n value = defaultValue;\n }\n\n object = isFunction(value) ? value.call(object) : value;\n }\n\n return object;\n }\n /**\n * Sets the value at `path` of `object`. If a portion of `path` doesn't exist,\n * it's created. Arrays are created for missing index properties while objects\n * are created for all other missing properties. Use `_.setWith` to customize\n * `path` creation.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.set(object, 'a[0].b.c', 4);\n * console.log(object.a[0].b.c);\n * // => 4\n *\n * _.set(object, ['x', '0', 'y', 'z'], 5);\n * console.log(object.x[0].y.z);\n * // => 5\n */\n\n\n function set(object, path, value) {\n return object == null ? object : baseSet(object, path, value);\n }\n /**\n * This method is like `_.set` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.setWith(object, '[0][1]', 'a', Object);\n * // => { '0': { '1': 'a' } }\n */\n\n\n function setWith(object, path, value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseSet(object, path, value, customizer);\n }\n /**\n * Creates an array of own enumerable string keyed-value pairs for `object`\n * which can be consumed by `_.fromPairs`. If `object` is a map or set, its\n * entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entries\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairs(new Foo);\n * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed)\n */\n\n\n var toPairs = createToPairs(keys);\n /**\n * Creates an array of own and inherited enumerable string keyed-value pairs\n * for `object` which can be consumed by `_.fromPairs`. If `object` is a map\n * or set, its entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entriesIn\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairsIn(new Foo);\n * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)\n */\n\n var toPairsIn = createToPairs(keysIn);\n /**\n * An alternative to `_.reduce`; this method transforms `object` to a new\n * `accumulator` object which is the result of running each of its own\n * enumerable string keyed properties thru `iteratee`, with each invocation\n * potentially mutating the `accumulator` object. If `accumulator` is not\n * provided, a new object with the same `[[Prototype]]` will be used. The\n * iteratee is invoked with four arguments: (accumulator, value, key, object).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The custom accumulator value.\n * @returns {*} Returns the accumulated value.\n * @example\n *\n * _.transform([2, 3, 4], function(result, n) {\n * result.push(n *= n);\n * return n % 2 == 0;\n * }, []);\n * // => [4, 9]\n *\n * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] }\n */\n\n function transform(object, iteratee, accumulator) {\n var isArr = isArray(object),\n isArrLike = isArr || isBuffer(object) || isTypedArray(object);\n iteratee = getIteratee(iteratee, 4);\n\n if (accumulator == null) {\n var Ctor = object && object.constructor;\n\n if (isArrLike) {\n accumulator = isArr ? new Ctor() : [];\n } else if (isObject(object)) {\n accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {};\n } else {\n accumulator = {};\n }\n }\n\n (isArrLike ? arrayEach : baseForOwn)(object, function (value, index, object) {\n return iteratee(accumulator, value, index, object);\n });\n return accumulator;\n }\n /**\n * Removes the property at `path` of `object`.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 7 } }] };\n * _.unset(object, 'a[0].b.c');\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n *\n * _.unset(object, ['a', '0', 'b', 'c']);\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n */\n\n\n function unset(object, path) {\n return object == null ? true : baseUnset(object, path);\n }\n /**\n * This method is like `_.set` except that accepts `updater` to produce the\n * value to set. Use `_.updateWith` to customize `path` creation. The `updater`\n * is invoked with one argument: (value).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.update(object, 'a[0].b.c', function(n) { return n * n; });\n * console.log(object.a[0].b.c);\n * // => 9\n *\n * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });\n * console.log(object.x[0].y.z);\n * // => 0\n */\n\n\n function update(object, path, updater) {\n return object == null ? object : baseUpdate(object, path, castFunction(updater));\n }\n /**\n * This method is like `_.update` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.updateWith(object, '[0][1]', _.constant('a'), Object);\n * // => { '0': { '1': 'a' } }\n */\n\n\n function updateWith(object, path, updater, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer);\n }\n /**\n * Creates an array of the own enumerable string keyed property values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\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 values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.values(new Foo);\n * // => [1, 2] (iteration order is not guaranteed)\n *\n * _.values('hi');\n * // => ['h', 'i']\n */\n\n\n function values(object) {\n return object == null ? [] : baseValues(object, keys(object));\n }\n /**\n * Creates an array of the own and inherited enumerable string keyed property\n * values 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 values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.valuesIn(new Foo);\n * // => [1, 2, 3] (iteration order is not guaranteed)\n */\n\n\n function valuesIn(object) {\n return object == null ? [] : baseValues(object, keysIn(object));\n }\n /*------------------------------------------------------------------------*/\n\n /**\n * Clamps `number` within the inclusive `lower` and `upper` bounds.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Number\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n * @example\n *\n * _.clamp(-10, -5, 5);\n * // => -5\n *\n * _.clamp(10, -5, 5);\n * // => 5\n */\n\n\n function clamp(number, lower, upper) {\n if (upper === undefined) {\n upper = lower;\n lower = undefined;\n }\n\n if (upper !== undefined) {\n upper = toNumber(upper);\n upper = upper === upper ? upper : 0;\n }\n\n if (lower !== undefined) {\n lower = toNumber(lower);\n lower = lower === lower ? lower : 0;\n }\n\n return baseClamp(toNumber(number), lower, upper);\n }\n /**\n * Checks if `n` is between `start` and up to, but not including, `end`. If\n * `end` is not specified, it's set to `start` with `start` then set to `0`.\n * If `start` is greater than `end` the params are swapped to support\n * negative ranges.\n *\n * @static\n * @memberOf _\n * @since 3.3.0\n * @category Number\n * @param {number} number The number to check.\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n * @see _.range, _.rangeRight\n * @example\n *\n * _.inRange(3, 2, 4);\n * // => true\n *\n * _.inRange(4, 8);\n * // => true\n *\n * _.inRange(4, 2);\n * // => false\n *\n * _.inRange(2, 2);\n * // => false\n *\n * _.inRange(1.2, 2);\n * // => true\n *\n * _.inRange(5.2, 4);\n * // => false\n *\n * _.inRange(-3, -2, -6);\n * // => true\n */\n\n\n function inRange(number, start, end) {\n start = toFinite(start);\n\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n\n number = toNumber(number);\n return baseInRange(number, start, end);\n }\n /**\n * Produces a random number between the inclusive `lower` and `upper` bounds.\n * If only one argument is provided a number between `0` and the given number\n * is returned. If `floating` is `true`, or either `lower` or `upper` are\n * floats, a floating-point number is returned instead of an integer.\n *\n * **Note:** JavaScript follows the IEEE-754 standard for resolving\n * floating-point values which can produce unexpected results.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Number\n * @param {number} [lower=0] The lower bound.\n * @param {number} [upper=1] The upper bound.\n * @param {boolean} [floating] Specify returning a floating-point number.\n * @returns {number} Returns the random number.\n * @example\n *\n * _.random(0, 5);\n * // => an integer between 0 and 5\n *\n * _.random(5);\n * // => also an integer between 0 and 5\n *\n * _.random(5, true);\n * // => a floating-point number between 0 and 5\n *\n * _.random(1.2, 5.2);\n * // => a floating-point number between 1.2 and 5.2\n */\n\n\n function random(lower, upper, floating) {\n if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) {\n upper = floating = undefined;\n }\n\n if (floating === undefined) {\n if (typeof upper == 'boolean') {\n floating = upper;\n upper = undefined;\n } else if (typeof lower == 'boolean') {\n floating = lower;\n lower = undefined;\n }\n }\n\n if (lower === undefined && upper === undefined) {\n lower = 0;\n upper = 1;\n } else {\n lower = toFinite(lower);\n\n if (upper === undefined) {\n upper = lower;\n lower = 0;\n } else {\n upper = toFinite(upper);\n }\n }\n\n if (lower > upper) {\n var temp = lower;\n lower = upper;\n upper = temp;\n }\n\n if (floating || lower % 1 || upper % 1) {\n var rand = nativeRandom();\n return nativeMin(lower + rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1))), upper);\n }\n\n return baseRandom(lower, upper);\n }\n /*------------------------------------------------------------------------*/\n\n /**\n * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the camel cased string.\n * @example\n *\n * _.camelCase('Foo Bar');\n * // => 'fooBar'\n *\n * _.camelCase('--foo-bar--');\n * // => 'fooBar'\n *\n * _.camelCase('__FOO_BAR__');\n * // => 'fooBar'\n */\n\n\n var camelCase = createCompounder(function (result, word, index) {\n word = word.toLowerCase();\n return result + (index ? capitalize(word) : word);\n });\n /**\n * Converts the first character of `string` to upper case and the remaining\n * to lower case.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to capitalize.\n * @returns {string} Returns the capitalized string.\n * @example\n *\n * _.capitalize('FRED');\n * // => 'Fred'\n */\n\n function capitalize(string) {\n return upperFirst(toString(string).toLowerCase());\n }\n /**\n * Deburrs `string` by converting\n * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)\n * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A)\n * letters to basic Latin letters and removing\n * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to deburr.\n * @returns {string} Returns the deburred string.\n * @example\n *\n * _.deburr('déjà vu');\n * // => 'deja vu'\n */\n\n\n function deburr(string) {\n string = toString(string);\n return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');\n }\n /**\n * Checks if `string` ends with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=string.length] The position to search up to.\n * @returns {boolean} Returns `true` if `string` ends with `target`,\n * else `false`.\n * @example\n *\n * _.endsWith('abc', 'c');\n * // => true\n *\n * _.endsWith('abc', 'b');\n * // => false\n *\n * _.endsWith('abc', 'b', 2);\n * // => true\n */\n\n\n function endsWith(string, target, position) {\n string = toString(string);\n target = baseToString(target);\n var length = string.length;\n position = position === undefined ? length : baseClamp(toInteger(position), 0, length);\n var end = position;\n position -= target.length;\n return position >= 0 && string.slice(position, end) == target;\n }\n /**\n * Converts the characters \"&\", \"<\", \">\", '\"', and \"'\" in `string` to their\n * corresponding HTML entities.\n *\n * **Note:** No other characters are escaped. To escape additional\n * characters use a third-party library like [_he_](https://mths.be/he).\n *\n * Though the \">\" character is escaped for symmetry, characters like\n * \">\" and \"/\" don't need escaping in HTML and have no special meaning\n * unless they're part of a tag or unquoted attribute value. See\n * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)\n * (under \"semi-related fun fact\") for more details.\n *\n * When working with HTML you should always\n * [quote attribute values](http://wonko.com/post/html-escaping) to reduce\n * XSS vectors.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escape('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles'\n */\n\n\n function escape(string) {\n string = toString(string);\n return string && reHasUnescapedHtml.test(string) ? string.replace(reUnescapedHtml, escapeHtmlChar) : string;\n }\n /**\n * Escapes the `RegExp` special characters \"^\", \"$\", \"\\\", \".\", \"*\", \"+\",\n * \"?\", \"(\", \")\", \"[\", \"]\", \"{\", \"}\", and \"|\" in `string`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escapeRegExp('[lodash](https://lodash.com/)');\n * // => '\\[lodash\\]\\(https://lodash\\.com/\\)'\n */\n\n\n function escapeRegExp(string) {\n string = toString(string);\n return string && reHasRegExpChar.test(string) ? string.replace(reRegExpChar, '\\\\$&') : string;\n }\n /**\n * Converts `string` to\n * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the kebab cased string.\n * @example\n *\n * _.kebabCase('Foo Bar');\n * // => 'foo-bar'\n *\n * _.kebabCase('fooBar');\n * // => 'foo-bar'\n *\n * _.kebabCase('__FOO_BAR__');\n * // => 'foo-bar'\n */\n\n\n var kebabCase = createCompounder(function (result, word, index) {\n return result + (index ? '-' : '') + word.toLowerCase();\n });\n /**\n * Converts `string`, as space separated words, to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the lower cased string.\n * @example\n *\n * _.lowerCase('--Foo-Bar--');\n * // => 'foo bar'\n *\n * _.lowerCase('fooBar');\n * // => 'foo bar'\n *\n * _.lowerCase('__FOO_BAR__');\n * // => 'foo bar'\n */\n\n var lowerCase = createCompounder(function (result, word, index) {\n return result + (index ? ' ' : '') + word.toLowerCase();\n });\n /**\n * Converts the first character of `string` to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.lowerFirst('Fred');\n * // => 'fred'\n *\n * _.lowerFirst('FRED');\n * // => 'fRED'\n */\n\n var lowerFirst = createCaseFirst('toLowerCase');\n /**\n * Pads `string` on the left and right sides if it's shorter than `length`.\n * Padding characters are truncated if they can't be evenly divided by `length`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.pad('abc', 8);\n * // => ' abc '\n *\n * _.pad('abc', 8, '_-');\n * // => '_-abc_-_'\n *\n * _.pad('abc', 3);\n * // => 'abc'\n */\n\n function pad(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n var strLength = length ? stringSize(string) : 0;\n\n if (!length || strLength >= length) {\n return string;\n }\n\n var mid = (length - strLength) / 2;\n return createPadding(nativeFloor(mid), chars) + string + createPadding(nativeCeil(mid), chars);\n }\n /**\n * Pads `string` on the right side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padEnd('abc', 6);\n * // => 'abc '\n *\n * _.padEnd('abc', 6, '_-');\n * // => 'abc_-_'\n *\n * _.padEnd('abc', 3);\n * // => 'abc'\n */\n\n\n function padEnd(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n var strLength = length ? stringSize(string) : 0;\n return length && strLength < length ? string + createPadding(length - strLength, chars) : string;\n }\n /**\n * Pads `string` on the left side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padStart('abc', 6);\n * // => ' abc'\n *\n * _.padStart('abc', 6, '_-');\n * // => '_-_abc'\n *\n * _.padStart('abc', 3);\n * // => 'abc'\n */\n\n\n function padStart(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n var strLength = length ? stringSize(string) : 0;\n return length && strLength < length ? createPadding(length - strLength, chars) + string : string;\n }\n /**\n * Converts `string` to an integer of the specified radix. If `radix` is\n * `undefined` or `0`, a `radix` of `10` is used unless `value` is a\n * hexadecimal, in which case a `radix` of `16` is used.\n *\n * **Note:** This method aligns with the\n * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category String\n * @param {string} string The string to convert.\n * @param {number} [radix=10] The radix to interpret `value` by.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.parseInt('08');\n * // => 8\n *\n * _.map(['6', '08', '10'], _.parseInt);\n * // => [6, 8, 10]\n */\n\n\n function parseInt(string, radix, guard) {\n if (guard || radix == null) {\n radix = 0;\n } else if (radix) {\n radix = +radix;\n }\n\n return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);\n }\n /**\n * Repeats the given string `n` times.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to repeat.\n * @param {number} [n=1] The number of times to repeat the string.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the repeated string.\n * @example\n *\n * _.repeat('*', 3);\n * // => '***'\n *\n * _.repeat('abc', 2);\n * // => 'abcabc'\n *\n * _.repeat('abc', 0);\n * // => ''\n */\n\n\n function repeat(string, n, guard) {\n if (guard ? isIterateeCall(string, n, guard) : n === undefined) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n\n return baseRepeat(toString(string), n);\n }\n /**\n * Replaces matches for `pattern` in `string` with `replacement`.\n *\n * **Note:** This method is based on\n * [`String#replace`](https://mdn.io/String/replace).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to modify.\n * @param {RegExp|string} pattern The pattern to replace.\n * @param {Function|string} replacement The match replacement.\n * @returns {string} Returns the modified string.\n * @example\n *\n * _.replace('Hi Fred', 'Fred', 'Barney');\n * // => 'Hi Barney'\n */\n\n\n function replace() {\n var args = arguments,\n string = toString(args[0]);\n return args.length < 3 ? string : string.replace(args[1], args[2]);\n }\n /**\n * Converts `string` to\n * [snake case](https://en.wikipedia.org/wiki/Snake_case).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the snake cased string.\n * @example\n *\n * _.snakeCase('Foo Bar');\n * // => 'foo_bar'\n *\n * _.snakeCase('fooBar');\n * // => 'foo_bar'\n *\n * _.snakeCase('--FOO-BAR--');\n * // => 'foo_bar'\n */\n\n\n var snakeCase = createCompounder(function (result, word, index) {\n return result + (index ? '_' : '') + word.toLowerCase();\n });\n /**\n * Splits `string` by `separator`.\n *\n * **Note:** This method is based on\n * [`String#split`](https://mdn.io/String/split).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to split.\n * @param {RegExp|string} separator The separator pattern to split by.\n * @param {number} [limit] The length to truncate results to.\n * @returns {Array} Returns the string segments.\n * @example\n *\n * _.split('a-b-c', '-', 2);\n * // => ['a', 'b']\n */\n\n function split(string, separator, limit) {\n if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {\n separator = limit = undefined;\n }\n\n limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0;\n\n if (!limit) {\n return [];\n }\n\n string = toString(string);\n\n if (string && (typeof separator == 'string' || separator != null && !isRegExp(separator))) {\n separator = baseToString(separator);\n\n if (!separator && hasUnicode(string)) {\n return castSlice(stringToArray(string), 0, limit);\n }\n }\n\n return string.split(separator, limit);\n }\n /**\n * Converts `string` to\n * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage).\n *\n * @static\n * @memberOf _\n * @since 3.1.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the start cased string.\n * @example\n *\n * _.startCase('--foo-bar--');\n * // => 'Foo Bar'\n *\n * _.startCase('fooBar');\n * // => 'Foo Bar'\n *\n * _.startCase('__FOO_BAR__');\n * // => 'FOO BAR'\n */\n\n\n var startCase = createCompounder(function (result, word, index) {\n return result + (index ? ' ' : '') + upperFirst(word);\n });\n /**\n * Checks if `string` starts with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=0] The position to search from.\n * @returns {boolean} Returns `true` if `string` starts with `target`,\n * else `false`.\n * @example\n *\n * _.startsWith('abc', 'a');\n * // => true\n *\n * _.startsWith('abc', 'b');\n * // => false\n *\n * _.startsWith('abc', 'b', 1);\n * // => true\n */\n\n function startsWith(string, target, position) {\n string = toString(string);\n position = position == null ? 0 : baseClamp(toInteger(position), 0, string.length);\n target = baseToString(target);\n return string.slice(position, position + target.length) == target;\n }\n /**\n * Creates a compiled template function that can interpolate data properties\n * in \"interpolate\" delimiters, HTML-escape interpolated data properties in\n * \"escape\" delimiters, and execute JavaScript in \"evaluate\" delimiters. Data\n * properties may be accessed as free variables in the template. If a setting\n * object is given, it takes precedence over `_.templateSettings` values.\n *\n * **Note:** In the development build `_.template` utilizes\n * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)\n * for easier debugging.\n *\n * For more information on precompiling templates see\n * [lodash's custom builds documentation](https://lodash.com/custom-builds).\n *\n * For more information on Chrome extension sandboxes see\n * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The template string.\n * @param {Object} [options={}] The options object.\n * @param {RegExp} [options.escape=_.templateSettings.escape]\n * The HTML \"escape\" delimiter.\n * @param {RegExp} [options.evaluate=_.templateSettings.evaluate]\n * The \"evaluate\" delimiter.\n * @param {Object} [options.imports=_.templateSettings.imports]\n * An object to import into the template as free variables.\n * @param {RegExp} [options.interpolate=_.templateSettings.interpolate]\n * The \"interpolate\" delimiter.\n * @param {string} [options.sourceURL='lodash.templateSources[n]']\n * The sourceURL of the compiled template.\n * @param {string} [options.variable='obj']\n * The data object variable name.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the compiled template function.\n * @example\n *\n * // Use the \"interpolate\" delimiter to create a compiled template.\n * var compiled = _.template('hello <%= user %>!');\n * compiled({ 'user': 'fred' });\n * // => 'hello fred!'\n *\n * // Use the HTML \"escape\" delimiter to escape data property values.\n * var compiled = _.template('<%- value %>');\n * compiled({ 'value': '