'use strict';

Liferay.Loader.define('product-navigation-control-menu$redux@4.0.5/lib/redux', ['module', 'exports', 'require', 'product-navigation-control-menu$symbol-observable'], function (module, exports, require) {
  var define = undefined;
  var global = window;
  {
    Object.defineProperty(exports, '__esModule', { value: true });

    function _interopDefault(ex) {
      return ex && typeof ex === 'object' && 'default' in ex ? ex['default'] : ex;
    }

    var $$observable = _interopDefault(require('product-navigation-control-menu$symbol-observable'));

    /**
     * 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 randomString = function randomString() {
      return Math.random().toString(36).substring(7).split('').join('.');
    };

    var ActionTypes = {
      INIT: "@@redux/INIT" + randomString(),
      REPLACE: "@@redux/REPLACE" + randomString(),
      PROBE_UNKNOWN_ACTION: function PROBE_UNKNOWN_ACTION() {
        return "@@redux/PROBE_UNKNOWN_ACTION" + randomString();
      }
    };

    /**
     * @param {any} obj The object to inspect.
     * @returns {boolean} True if the argument appears to be a plain object.
     */
    function isPlainObject(obj) {
      if (typeof obj !== 'object' || obj === null) return false;
      var proto = obj;

      while (Object.getPrototypeOf(proto) !== null) {
        proto = Object.getPrototypeOf(proto);
      }

      return Object.getPrototypeOf(obj) === proto;
    }

    /**
     * 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 === 'function' || typeof enhancer === 'function' && typeof arguments[3] === 'function') {
        throw new Error('It looks like you are passing several store enhancers to ' + 'createStore(). This is not supported. Instead, compose them ' + 'together to a single function.');
      }

      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;
      /**
       * This makes a shallow copy of currentListeners so we can use
       * nextListeners as a temporary list while dispatching.
       *
       * This prevents any bugs around consumers calling
       * subscribe/unsubscribe in the middle of a dispatch.
       */

      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() {
        if (isDispatching) {
          throw new Error('You may not call store.getState() while the reducer is executing. ' + 'The reducer has already received the state as an argument. ' + 'Pass it down from the top reducer instead of reading it from the store.');
        }

        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 the listener to be a function.');
        }

        if (isDispatching) {
          throw new Error('You may not call store.subscribe() while the reducer is executing. ' + 'If you would like to be notified after the store has been updated, subscribe from a ' + 'component and invoke store.getState() in the callback to access the latest state. ' + 'See https://redux.js.org/api-reference/store#subscribelistener for more details.');
        }

        var isSubscribed = true;
        ensureCanMutateNextListeners();
        nextListeners.push(listener);
        return function unsubscribe() {
          if (!isSubscribed) {
            return;
          }

          if (isDispatching) {
            throw new Error('You may not unsubscribe from a store listener while the reducer is executing. ' + 'See https://redux.js.org/api-reference/store#subscribelistener for more details.');
          }

          isSubscribed = false;
          ensureCanMutateNextListeners();
          var index = nextListeners.indexOf(listener);
          nextListeners.splice(index, 1);
          currentListeners = null;
        };
      }
      /**
       * 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 (!isPlainObject(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++) {
          var listener = listeners[i];
          listener();
        }

        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}
       */

      /**
       * Interoperability point for observable/reactive libraries.
       * @returns {observable} A minimal observable of state changes.
       * For more information, see the observable proposal:
       * https://github.com/tc39/proposal-observable
       */

      // 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: function replaceReducer(nextReducer) {
          if (typeof nextReducer !== 'function') {
            throw new Error('Expected the nextReducer to be a function.');
          }

          currentReducer = nextReducer; // This action has a similiar effect to ActionTypes.INIT.
          // Any reducers that existed in both the new and old rootReducer
          // will receive the previous state. This effectively populates
          // the new state tree with any relevant data from the old one.

          dispatch({
            type: ActionTypes.REPLACE
          });
        }
      }, _ref2[$$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' || observer === null) {
              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[$$observable] = function () {
          return this;
        }, _ref;
      }, _ref2;
    }

    /**
     * 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);
      } catch (e) {} // eslint-disable-line no-empty
    }

    function getUndefinedStateErrorMessage(key, action) {
      var actionType = action && action.type;
      var actionDescription = actionType && "action \"" + String(actionType) + "\"" || 'an action';
      return "Given " + actionDescription + ", reducer \"" + key + "\" returned undefined. " + "To ignore an action, you must explicitly return the previous state. " + "If you want this reducer to hold no value, you can return null instead of undefined.";
    }

    function getUnexpectedStateShapeWarningMessage(inputState, reducers, action, unexpectedKeyCache) {
      var reducerKeys = Object.keys(reducers);
      var argumentName = action && action.type === 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 (!isPlainObject(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 (action && action.type === ActionTypes.REPLACE) return;

      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 assertReducerShape(reducers) {
      Object.keys(reducers).forEach(function (key) {
        var reducer = reducers[key];
        var initialState = reducer(undefined, {
          type: 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. If you don't want to set a value for this reducer, " + "you can use null instead of undefined.");
        }

        if (typeof reducer(undefined, {
          type: ActionTypes.PROBE_UNKNOWN_ACTION()
        }) === 'undefined') {
          throw new Error("Reducer \"" + key + "\" returned undefined when probed with a random type. " + ("Don't try to handle " + 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, but can be null.");
        }
      });
    }
    /**
     * 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 (typeof reducers[key] === 'function') {
          finalReducers[key] = reducers[key];
        }
      }

      var finalReducerKeys = Object.keys(finalReducers); // This is used to make sure we don't warn about the same
      // keys multiple times.

      var shapeAssertionError;

      try {
        assertReducerShape(finalReducers);
      } catch (e) {
        shapeAssertionError = e;
      }

      return function combination(state, action) {
        if (state === void 0) {
          state = {};
        }

        if (shapeAssertionError) {
          throw shapeAssertionError;
        }

        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;
        }

        hasChanged = hasChanged || finalReducerKeys.length !== Object.keys(state).length;
        return hasChanged ? nextState : state;
      };
    }

    function bindActionCreator(actionCreator, dispatch) {
      return function () {
        return dispatch(actionCreator.apply(this, 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 an action creator as the first argument,
     * and get a dispatch wrapped 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 boundActionCreators = {};

      for (var key in actionCreators) {
        var actionCreator = actionCreators[key];

        if (typeof actionCreator === 'function') {
          boundActionCreators[key] = bindActionCreator(actionCreator, dispatch);
        }
      }

      return boundActionCreators;
    }

    function _defineProperty(obj, key, value) {
      if (key in obj) {
        Object.defineProperty(obj, key, {
          value: value,
          enumerable: true,
          configurable: true,
          writable: true
        });
      } else {
        obj[key] = value;
      }

      return obj;
    }

    function ownKeys(object, enumerableOnly) {
      var keys = Object.keys(object);

      if (Object.getOwnPropertySymbols) {
        keys.push.apply(keys, Object.getOwnPropertySymbols(object));
      }

      if (enumerableOnly) keys = keys.filter(function (sym) {
        return Object.getOwnPropertyDescriptor(object, sym).enumerable;
      });
      return keys;
    }

    function _objectSpread2(target) {
      for (var i = 1; i < arguments.length; i++) {
        var source = arguments[i] != null ? arguments[i] : {};

        if (i % 2) {
          ownKeys(source, true).forEach(function (key) {
            _defineProperty(target, key, source[key]);
          });
        } else if (Object.getOwnPropertyDescriptors) {
          Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
        } else {
          ownKeys(source).forEach(function (key) {
            Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
          });
        }
      }

      return target;
    }

    /**
     * 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 = new 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];
      }

      return funcs.reduce(function (a, b) {
        return function () {
          return a(b.apply(void 0, arguments));
        };
      });
    }

    /**
     * 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 = new Array(_len), _key = 0; _key < _len; _key++) {
        middlewares[_key] = arguments[_key];
      }

      return function (createStore) {
        return function () {
          var store = createStore.apply(void 0, arguments);

          var _dispatch = function dispatch() {
            throw new Error('Dispatching while constructing your middleware is not allowed. ' + 'Other middleware would not be applied to this dispatch.');
          };

          var middlewareAPI = {
            getState: store.getState,
            dispatch: function dispatch() {
              return _dispatch.apply(void 0, arguments);
            }
          };
          var chain = middlewares.map(function (middleware) {
            return middleware(middlewareAPI);
          });
          _dispatch = compose.apply(void 0, chain)(store.dispatch);
          return _objectSpread2({}, store, {
            dispatch: _dispatch
          });
        };
      };
    }

    /*
     * 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() {}

    exports.__DO_NOT_USE__ActionTypes = ActionTypes;
    exports.applyMiddleware = applyMiddleware;
    exports.bindActionCreators = bindActionCreators;
    exports.combineReducers = combineReducers;
    exports.compose = compose;
    exports.createStore = createStore;
  }
});
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