(function webpackUniversalModuleDefinition(root, factory) { if(typeof exports === 'object' && typeof module === 'object') module.exports = factory(); else if(typeof define === 'function' && define.amd) define([], factory); else if(typeof exports === 'object') exports["Redux"] = factory(); else root["Redux"] = factory(); })(this, function() { return /******/ (function(modules) { // webpackBootstrap /******/ // The module cache /******/ var installedModules = {}; /******/ // The require function /******/ function __webpack_require__(moduleId) { /******/ // Check if module is in cache /******/ if(installedModules[moduleId]) /******/ return installedModules[moduleId].exports; /******/ // Create a new module (and put it into the cache) /******/ var module = installedModules[moduleId] = { /******/ exports: {}, /******/ id: moduleId, /******/ loaded: false /******/ }; /******/ // Execute the module function /******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); /******/ // Flag the module as loaded /******/ module.loaded = true; /******/ // Return the exports of the module /******/ return module.exports; /******/ } /******/ // expose the modules object (__webpack_modules__) /******/ __webpack_require__.m = modules; /******/ // expose the module cache /******/ __webpack_require__.c = installedModules; /******/ // __webpack_public_path__ /******/ __webpack_require__.p = ""; /******/ // Load entry module and return exports /******/ return __webpack_require__(0); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; exports.__esModule = true; exports.compose = exports.applyMiddleware = exports.bindActionCreators = exports.combineReducers = exports.createStore = undefined; var _createStore = __webpack_require__(2); var _createStore2 = _interopRequireDefault(_createStore); var _combineReducers = __webpack_require__(7); var _combineReducers2 = _interopRequireDefault(_combineReducers); var _bindActionCreators = __webpack_require__(6); var _bindActionCreators2 = _interopRequireDefault(_bindActionCreators); var _applyMiddleware = __webpack_require__(5); var _applyMiddleware2 = _interopRequireDefault(_applyMiddleware); var _compose = __webpack_require__(1); var _compose2 = _interopRequireDefault(_compose); var _warning = __webpack_require__(3); var _warning2 = _interopRequireDefault(_warning); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } /* * This is a dummy function to check if the function name has been altered by minification. * If the function has been minified and NODE_ENV !== 'production', warn the user. */ function isCrushed() {} if (("development") !== 'production' && typeof isCrushed.name === 'string' && isCrushed.name !== 'isCrushed') { (0, _warning2['default'])('You are currently using minified code outside of NODE_ENV === \'production\'. ' + 'This means that you are running a slower development build of Redux. ' + 'You can use loose-envify (https://github.com/zertosh/loose-envify) for browserify ' + 'or DefinePlugin for webpack (http://stackoverflow.com/questions/30030031) ' + 'to ensure you have the correct code for your production build.'); } exports.createStore = _createStore2['default']; exports.combineReducers = _combineReducers2['default']; exports.bindActionCreators = _bindActionCreators2['default']; exports.applyMiddleware = _applyMiddleware2['default']; exports.compose = _compose2['default']; /***/ }, /* 1 */ /***/ function(module, exports) { "use strict"; exports.__esModule = true; exports["default"] = compose; /** * Composes single-argument functions from right to left. The rightmost * function can take multiple arguments as it provides the signature for * the resulting composite function. * * @param {...Function} funcs The functions to compose. * @returns {Function} A function obtained by composing the argument functions * from right to left. For example, compose(f, g, h) is identical to doing * (...args) => f(g(h(...args))). */ function compose() { for (var _len = arguments.length, funcs = Array(_len), _key = 0; _key < _len; _key++) { funcs[_key] = arguments[_key]; } if (funcs.length === 0) { return function (arg) { return arg; }; } if (funcs.length === 1) { return funcs[0]; } var last = funcs[funcs.length - 1]; var rest = funcs.slice(0, -1); return function () { return rest.reduceRight(function (composed, f) { return f(composed); }, last.apply(undefined, arguments)); }; } /***/ }, /* 2 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; exports.__esModule = true; exports.ActionTypes = undefined; exports['default'] = createStore; var _isPlainObject = __webpack_require__(4); var _isPlainObject2 = _interopRequireDefault(_isPlainObject); var _symbolObservable = __webpack_require__(12); var _symbolObservable2 = _interopRequireDefault(_symbolObservable); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } /** * These are private action types reserved by Redux. * For any unknown actions, you must return the current state. * If the current state is undefined, you must return the initial state. * Do not reference these action types directly in your code. */ var ActionTypes = exports.ActionTypes = { INIT: '@@redux/INIT' }; /** * Creates a Redux store that holds the state tree. * The only way to change the data in the store is to call `dispatch()` on it. * * There should only be a single store in your app. To specify how different * parts of the state tree respond to actions, you may combine several reducers * into a single reducer function by using `combineReducers`. * * @param {Function} reducer A function that returns the next state tree, given * the current state tree and the action to handle. * * @param {any} [preloadedState] The initial state. You may optionally specify it * to hydrate the state from the server in universal apps, or to restore a * previously serialized user session. * If you use `combineReducers` to produce the root reducer function, this must be * an object with the same shape as `combineReducers` keys. * * @param {Function} enhancer The store enhancer. You may optionally specify it * to enhance the store with third-party capabilities such as middleware, * time travel, persistence, etc. The only store enhancer that ships with Redux * is `applyMiddleware()`. * * @returns {Store} A Redux store that lets you read the state, dispatch actions * and subscribe to changes. */ function createStore(reducer, preloadedState, enhancer) { var _ref2; if (typeof preloadedState === 'function' && typeof enhancer === 'undefined') { enhancer = preloadedState; preloadedState = undefined; } if (typeof enhancer !== 'undefined') { if (typeof enhancer !== 'function') { throw new Error('Expected the enhancer to be a function.'); } return enhancer(createStore)(reducer, preloadedState); } if (typeof reducer !== 'function') { throw new Error('Expected the reducer to be a function.'); } var currentReducer = reducer; var currentState = preloadedState; var currentListeners = []; var nextListeners = currentListeners; var isDispatching = false; function ensureCanMutateNextListeners() { if (nextListeners === currentListeners) { nextListeners = currentListeners.slice(); } } /** * Reads the state tree managed by the store. * * @returns {any} The current state tree of your application. */ function getState() { return currentState; } /** * Adds a change listener. It will be called any time an action is dispatched, * and some part of the state tree may potentially have changed. You may then * call `getState()` to read the current state tree inside the callback. * * You may call `dispatch()` from a change listener, with the following * caveats: * * 1. The subscriptions are snapshotted just before every `dispatch()` call. * If you subscribe or unsubscribe while the listeners are being invoked, this * will not have any effect on the `dispatch()` that is currently in progress. * However, the next `dispatch()` call, whether nested or not, will use a more * recent snapshot of the subscription list. * * 2. The listener should not expect to see all state changes, as the state * might have been updated multiple times during a nested `dispatch()` before * the listener is called. It is, however, guaranteed that all subscribers * registered before the `dispatch()` started will be called with the latest * state by the time it exits. * * @param {Function} listener A callback to be invoked on every dispatch. * @returns {Function} A function to remove this change listener. */ function subscribe(listener) { if (typeof listener !== 'function') { throw new Error('Expected listener to be a function.'); } var isSubscribed = true; ensureCanMutateNextListeners(); nextListeners.push(listener); return function unsubscribe() { if (!isSubscribed) { return; } isSubscribed = false; ensureCanMutateNextListeners(); var index = nextListeners.indexOf(listener); nextListeners.splice(index, 1); }; } /** * Dispatches an action. It is the only way to trigger a state change. * * The `reducer` function, used to create the store, will be called with the * current state tree and the given `action`. Its return value will * be considered the **next** state of the tree, and the change listeners * will be notified. * * The base implementation only supports plain object actions. If you want to * dispatch a Promise, an Observable, a thunk, or something else, you need to * wrap your store creating function into the corresponding middleware. For * example, see the documentation for the `redux-thunk` package. Even the * middleware will eventually dispatch plain object actions using this method. * * @param {Object} action A plain object representing “what changed”. It is * a good idea to keep actions serializable so you can record and replay user * sessions, or use the time travelling `redux-devtools`. An action must have * a `type` property which may not be `undefined`. It is a good idea to use * string constants for action types. * * @returns {Object} For convenience, the same action object you dispatched. * * Note that, if you use a custom middleware, it may wrap `dispatch()` to * return something else (for example, a Promise you can await). */ function dispatch(action) { if (!(0, _isPlainObject2['default'])(action)) { throw new Error('Actions must be plain objects. ' + 'Use custom middleware for async actions.'); } if (typeof action.type === 'undefined') { throw new Error('Actions may not have an undefined "type" property. ' + 'Have you misspelled a constant?'); } if (isDispatching) { throw new Error('Reducers may not dispatch actions.'); } try { isDispatching = true; currentState = currentReducer(currentState, action); } finally { isDispatching = false; } var listeners = currentListeners = nextListeners; for (var i = 0; i < listeners.length; i++) { listeners[i](); } return action; } /** * Replaces the reducer currently used by the store to calculate the state. * * You might need this if your app implements code splitting and you want to * load some of the reducers dynamically. You might also need this if you * implement a hot reloading mechanism for Redux. * * @param {Function} nextReducer The reducer for the store to use instead. * @returns {void} */ function replaceReducer(nextReducer) { if (typeof nextReducer !== 'function') { throw new Error('Expected the nextReducer to be a function.'); } currentReducer = nextReducer; dispatch({ type: ActionTypes.INIT }); } /** * Interoperability point for observable/reactive libraries. * @returns {observable} A minimal observable of state changes. * For more information, see the observable proposal: * https://github.com/zenparsing/es-observable */ function observable() { var _ref; var outerSubscribe = subscribe; return _ref = { /** * The minimal observable subscription method. * @param {Object} observer Any object that can be used as an observer. * The observer object should have a `next` method. * @returns {subscription} An object with an `unsubscribe` method that can * be used to unsubscribe the observable from the store, and prevent further * emission of values from the observable. */ subscribe: function subscribe(observer) { if (typeof observer !== 'object') { throw new TypeError('Expected the observer to be an object.'); } function observeState() { if (observer.next) { observer.next(getState()); } } observeState(); var unsubscribe = outerSubscribe(observeState); return { unsubscribe: unsubscribe }; } }, _ref[_symbolObservable2['default']] = function () { return this; }, _ref; } // When a store is created, an "INIT" action is dispatched so that every // reducer returns their initial state. This effectively populates // the initial state tree. dispatch({ type: ActionTypes.INIT }); return _ref2 = { dispatch: dispatch, subscribe: subscribe, getState: getState, replaceReducer: replaceReducer }, _ref2[_symbolObservable2['default']] = observable, _ref2; } /***/ }, /* 3 */ /***/ function(module, exports) { 'use strict'; exports.__esModule = true; exports['default'] = warning; /** * Prints a warning in the console if it exists. * * @param {String} message The warning message. * @returns {void} */ function warning(message) { /* eslint-disable no-console */ if (typeof console !== 'undefined' && typeof console.error === 'function') { console.error(message); } /* eslint-enable no-console */ try { // This error was thrown as a convenience so that if you enable // "break on all exceptions" in your console, // it would pause the execution at this line. throw new Error(message); /* eslint-disable no-empty */ } catch (e) {} /* eslint-enable no-empty */ } /***/ }, /* 4 */ /***/ function(module, exports, __webpack_require__) { var getPrototype = __webpack_require__(8), isHostObject = __webpack_require__(9), isObjectLike = __webpack_require__(11); /** `Object#toString` result references. */ var objectTag = '[object Object]'; /** Used for built-in method references. */ var funcProto = Function.prototype, objectProto = Object.prototype; /** Used to resolve the decompiled source of functions. */ var funcToString = funcProto.toString; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** Used to infer the `Object` constructor. */ var objectCtorString = funcToString.call(Object); /** * Used to resolve the * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring) * of values. */ var objectToString = objectProto.toString; /** * Checks if `value` is a plain object, that is, an object created by the * `Object` constructor or one with a `[[Prototype]]` of `null`. * * @static * @memberOf _ * @since 0.8.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. * @example * * function Foo() { * this.a = 1; * } * * _.isPlainObject(new Foo); * // => false * * _.isPlainObject([1, 2, 3]); * // => false * * _.isPlainObject({ 'x': 0, 'y': 0 }); * // => true * * _.isPlainObject(Object.create(null)); * // => true */ function isPlainObject(value) { if (!isObjectLike(value) || objectToString.call(value) != objectTag || isHostObject(value)) { return false; } var proto = getPrototype(value); if (proto === null) { return true; } var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor; return (typeof Ctor == 'function' && Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString); } module.exports = isPlainObject; /***/ }, /* 5 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; exports.__esModule = true; var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; exports['default'] = applyMiddleware; var _compose = __webpack_require__(1); var _compose2 = _interopRequireDefault(_compose); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } /** * Creates a store enhancer that applies middleware to the dispatch method * of the Redux store. This is handy for a variety of tasks, such as expressing * asynchronous actions in a concise manner, or logging every action payload. * * See `redux-thunk` package as an example of the Redux middleware. * * Because middleware is potentially asynchronous, this should be the first * store enhancer in the composition chain. * * Note that each middleware will be given the `dispatch` and `getState` functions * as named arguments. * * @param {...Function} middlewares The middleware chain to be applied. * @returns {Function} A store enhancer applying the middleware. */ function applyMiddleware() { for (var _len = arguments.length, middlewares = Array(_len), _key = 0; _key < _len; _key++) { middlewares[_key] = arguments[_key]; } return function (createStore) { return function (reducer, preloadedState, enhancer) { var store = createStore(reducer, preloadedState, enhancer); var _dispatch = store.dispatch; var chain = []; var middlewareAPI = { getState: store.getState, dispatch: function dispatch(action) { return _dispatch(action); } }; chain = middlewares.map(function (middleware) { return middleware(middlewareAPI); }); _dispatch = _compose2['default'].apply(undefined, chain)(store.dispatch); return _extends({}, store, { dispatch: _dispatch }); }; }; } /***/ }, /* 6 */ /***/ function(module, exports) { 'use strict'; exports.__esModule = true; exports['default'] = bindActionCreators; function bindActionCreator(actionCreator, dispatch) { return function () { return dispatch(actionCreator.apply(undefined, arguments)); }; } /** * Turns an object whose values are action creators, into an object with the * same keys, but with every function wrapped into a `dispatch` call so they * may be invoked directly. This is just a convenience method, as you can call * `store.dispatch(MyActionCreators.doSomething())` yourself just fine. * * For convenience, you can also pass a single function as the first argument, * and get a function in return. * * @param {Function|Object} actionCreators An object whose values are action * creator functions. One handy way to obtain it is to use ES6 `import * as` * syntax. You may also pass a single function. * * @param {Function} dispatch The `dispatch` function available on your Redux * store. * * @returns {Function|Object} The object mimicking the original object, but with * every action creator wrapped into the `dispatch` call. If you passed a * function as `actionCreators`, the return value will also be a single * function. */ function bindActionCreators(actionCreators, dispatch) { if (typeof actionCreators === 'function') { return bindActionCreator(actionCreators, dispatch); } if (typeof actionCreators !== 'object' || actionCreators === null) { throw new Error('bindActionCreators expected an object or a function, instead received ' + (actionCreators === null ? 'null' : typeof actionCreators) + '. ' + 'Did you write "import ActionCreators from" instead of "import * as ActionCreators from"?'); } var keys = Object.keys(actionCreators); var boundActionCreators = {}; for (var i = 0; i < keys.length; i++) { var key = keys[i]; var actionCreator = actionCreators[key]; if (typeof actionCreator === 'function') { boundActionCreators[key] = bindActionCreator(actionCreator, dispatch); } } return boundActionCreators; } /***/ }, /* 7 */ /***/ function(module, exports, __webpack_require__) { 'use strict'; exports.__esModule = true; exports['default'] = combineReducers; var _createStore = __webpack_require__(2); var _isPlainObject = __webpack_require__(4); var _isPlainObject2 = _interopRequireDefault(_isPlainObject); var _warning = __webpack_require__(3); var _warning2 = _interopRequireDefault(_warning); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } function getUndefinedStateErrorMessage(key, action) { var actionType = action && action.type; var actionName = actionType && '"' + actionType.toString() + '"' || 'an action'; return 'Given action ' + actionName + ', reducer "' + key + '" returned undefined. ' + 'To ignore an action, you must explicitly return the previous state.'; } function getUnexpectedStateShapeWarningMessage(inputState, reducers, action, unexpectedKeyCache) { var reducerKeys = Object.keys(reducers); var argumentName = action && action.type === _createStore.ActionTypes.INIT ? 'preloadedState argument passed to createStore' : 'previous state received by the reducer'; if (reducerKeys.length === 0) { return 'Store does not have a valid reducer. Make sure the argument passed ' + 'to combineReducers is an object whose values are reducers.'; } if (!(0, _isPlainObject2['default'])(inputState)) { return 'The ' + argumentName + ' has unexpected type of "' + {}.toString.call(inputState).match(/\s([a-z|A-Z]+)/)[1] + '". Expected argument to be an object with the following ' + ('keys: "' + reducerKeys.join('", "') + '"'); } var unexpectedKeys = Object.keys(inputState).filter(function (key) { return !reducers.hasOwnProperty(key) && !unexpectedKeyCache[key]; }); unexpectedKeys.forEach(function (key) { unexpectedKeyCache[key] = true; }); if (unexpectedKeys.length > 0) { return 'Unexpected ' + (unexpectedKeys.length > 1 ? 'keys' : 'key') + ' ' + ('"' + unexpectedKeys.join('", "') + '" found in ' + argumentName + '. ') + 'Expected to find one of the known reducer keys instead: ' + ('"' + reducerKeys.join('", "') + '". Unexpected keys will be ignored.'); } } function assertReducerSanity(reducers) { Object.keys(reducers).forEach(function (key) { var reducer = reducers[key]; var initialState = reducer(undefined, { type: _createStore.ActionTypes.INIT }); if (typeof initialState === 'undefined') { throw new Error('Reducer "' + key + '" returned undefined during initialization. ' + 'If the state passed to the reducer is undefined, you must ' + 'explicitly return the initial state. The initial state may ' + 'not be undefined.'); } var type = '@@redux/PROBE_UNKNOWN_ACTION_' + Math.random().toString(36).substring(7).split('').join('.'); if (typeof reducer(undefined, { type: type }) === 'undefined') { throw new Error('Reducer "' + key + '" returned undefined when probed with a random type. ' + ('Don\'t try to handle ' + _createStore.ActionTypes.INIT + ' or other actions in "redux/*" ') + 'namespace. They are considered private. Instead, you must return the ' + 'current state for any unknown actions, unless it is undefined, ' + 'in which case you must return the initial state, regardless of the ' + 'action type. The initial state may not be undefined.'); } }); } /** * Turns an object whose values are different reducer functions, into a single * reducer function. It will call every child reducer, and gather their results * into a single state object, whose keys correspond to the keys of the passed * reducer functions. * * @param {Object} reducers An object whose values correspond to different * reducer functions that need to be combined into one. One handy way to obtain * it is to use ES6 `import * as reducers` syntax. The reducers may never return * undefined for any action. Instead, they should return their initial state * if the state passed to them was undefined, and the current state for any * unrecognized action. * * @returns {Function} A reducer function that invokes every reducer inside the * passed object, and builds a state object with the same shape. */ function combineReducers(reducers) { var reducerKeys = Object.keys(reducers); var finalReducers = {}; for (var i = 0; i < reducerKeys.length; i++) { var key = reducerKeys[i]; if (true) { if (typeof reducers[key] === 'undefined') { (0, _warning2['default'])('No reducer provided for key "' + key + '"'); } } if (typeof reducers[key] === 'function') { finalReducers[key] = reducers[key]; } } var finalReducerKeys = Object.keys(finalReducers); if (true) { var unexpectedKeyCache = {}; } var sanityError; try { assertReducerSanity(finalReducers); } catch (e) { sanityError = e; } return function combination() { var state = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0]; var action = arguments[1]; if (sanityError) { throw sanityError; } if (true) { var warningMessage = getUnexpectedStateShapeWarningMessage(state, finalReducers, action, unexpectedKeyCache); if (warningMessage) { (0, _warning2['default'])(warningMessage); } } var hasChanged = false; var nextState = {}; for (var i = 0; i < finalReducerKeys.length; i++) { var key = finalReducerKeys[i]; var reducer = finalReducers[key]; var previousStateForKey = state[key]; var nextStateForKey = reducer(previousStateForKey, action); if (typeof nextStateForKey === 'undefined') { var errorMessage = getUndefinedStateErrorMessage(key, action); throw new Error(errorMessage); } nextState[key] = nextStateForKey; hasChanged = hasChanged || nextStateForKey !== previousStateForKey; } return hasChanged ? nextState : state; }; } /***/ }, /* 8 */ /***/ function(module, exports, __webpack_require__) { var overArg = __webpack_require__(10); /** Built-in value references. */ var getPrototype = overArg(Object.getPrototypeOf, Object); module.exports = getPrototype; /***/ }, /* 9 */ /***/ function(module, exports) { /** * Checks if `value` is a host object in IE < 9. * * @private * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a host object, else `false`. */ function isHostObject(value) { // Many host objects are `Object` objects that can coerce to strings // despite having improperly defined `toString` methods. var result = false; if (value != null && typeof value.toString != 'function') { try { result = !!(value + ''); } catch (e) {} } return result; } module.exports = isHostObject; /***/ }, /* 10 */ /***/ function(module, exports) { /** * Creates a unary function that invokes `func` with its argument transformed. * * @private * @param {Function} func The function to wrap. * @param {Function} transform The argument transform. * @returns {Function} Returns the new function. */ function overArg(func, transform) { return function(arg) { return func(transform(arg)); }; } module.exports = overArg; /***/ }, /* 11 */ /***/ function(module, exports) { /** * Checks if `value` is object-like. A value is object-like if it's not `null` * and has a `typeof` result of "object". * * @static * @memberOf _ * @since 4.0.0 * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is object-like, else `false`. * @example * * _.isObjectLike({}); * // => true * * _.isObjectLike([1, 2, 3]); * // => true * * _.isObjectLike(_.noop); * // => false * * _.isObjectLike(null); * // => false */ function isObjectLike(value) { return !!value && typeof value == 'object'; } module.exports = isObjectLike; /***/ }, /* 12 */ /***/ function(module, exports, __webpack_require__) { module.exports = __webpack_require__(13); /***/ }, /* 13 */ /***/ function(module, exports, __webpack_require__) { /* WEBPACK VAR INJECTION */(function(global) {'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); var _ponyfill = __webpack_require__(14); var _ponyfill2 = _interopRequireDefault(_ponyfill); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } var root = undefined; /* global window */ if (typeof global !== 'undefined') { root = global; } else if (typeof window !== 'undefined') { root = window; } var result = (0, _ponyfill2['default'])(root); exports['default'] = result; /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }()))) /***/ }, /* 14 */ /***/ function(module, exports) { 'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); exports['default'] = symbolObservablePonyfill; function symbolObservablePonyfill(root) { var result; var _Symbol = root.Symbol; if (typeof _Symbol === 'function') { if (_Symbol.observable) { result = _Symbol.observable; } else { result = _Symbol('observable'); _Symbol.observable = result; } } else { result = '@@observable'; } return result; }; /***/ } /******/ ]) }); ;