785 lines
26 KiB
JavaScript
785 lines
26 KiB
JavaScript
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(factory((global.Redux = global.Redux || {})));
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}(this, (function (exports) { 'use strict';
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/** Detect free variable `global` from Node.js. */
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var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
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/** Detect free variable `self`. */
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var freeSelf = typeof self == 'object' && self && self.Object === Object && self;
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/** Used as a reference to the global object. */
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var root = freeGlobal || freeSelf || Function('return this')();
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/** Built-in value references. */
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var Symbol = root.Symbol;
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/** Used for built-in method references. */
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var objectProto$1 = Object.prototype;
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/** Used to check objects for own properties. */
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var hasOwnProperty$1 = objectProto$1.hasOwnProperty;
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/**
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* Used to resolve the
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* [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
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* of values.
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*/
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var nativeObjectToString = objectProto$1.toString;
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/** Built-in value references. */
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var symToStringTag$1 = Symbol ? Symbol.toStringTag : undefined;
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/**
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* A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
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*
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* @private
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* @param {*} value The value to query.
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* @returns {string} Returns the raw `toStringTag`.
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*/
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function getRawTag(value) {
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var isOwn = hasOwnProperty$1.call(value, symToStringTag$1),
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tag = value[symToStringTag$1];
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try {
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value[symToStringTag$1] = undefined;
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var unmasked = true;
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} catch (e) {}
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var result = nativeObjectToString.call(value);
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if (unmasked) {
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if (isOwn) {
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value[symToStringTag$1] = tag;
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} else {
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delete value[symToStringTag$1];
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}
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}
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return result;
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}
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/** Used for built-in method references. */
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var objectProto$2 = Object.prototype;
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/**
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* Used to resolve the
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* [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
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* of values.
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*/
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var nativeObjectToString$1 = objectProto$2.toString;
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/**
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* Converts `value` to a string using `Object.prototype.toString`.
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*
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* @private
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* @param {*} value The value to convert.
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* @returns {string} Returns the converted string.
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*/
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function objectToString(value) {
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return nativeObjectToString$1.call(value);
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}
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/** `Object#toString` result references. */
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var nullTag = '[object Null]';
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var undefinedTag = '[object Undefined]';
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/** Built-in value references. */
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var symToStringTag = Symbol ? Symbol.toStringTag : undefined;
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/**
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* The base implementation of `getTag` without fallbacks for buggy environments.
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*
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* @private
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* @param {*} value The value to query.
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* @returns {string} Returns the `toStringTag`.
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*/
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function baseGetTag(value) {
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if (value == null) {
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return value === undefined ? undefinedTag : nullTag;
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}
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return (symToStringTag && symToStringTag in Object(value))
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? getRawTag(value)
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: objectToString(value);
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}
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/**
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* Creates a unary function that invokes `func` with its argument transformed.
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*
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* @private
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* @param {Function} func The function to wrap.
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* @param {Function} transform The argument transform.
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* @returns {Function} Returns the new function.
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*/
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function overArg(func, transform) {
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return function(arg) {
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return func(transform(arg));
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};
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}
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/** Built-in value references. */
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var getPrototype = overArg(Object.getPrototypeOf, Object);
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/**
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* Checks if `value` is object-like. A value is object-like if it's not `null`
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* and has a `typeof` result of "object".
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*
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* @static
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* @memberOf _
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* @since 4.0.0
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* @category Lang
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is object-like, else `false`.
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* @example
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*
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* _.isObjectLike({});
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* // => true
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*
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* _.isObjectLike([1, 2, 3]);
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* // => true
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*
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* _.isObjectLike(_.noop);
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* // => false
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*
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* _.isObjectLike(null);
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* // => false
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*/
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function isObjectLike(value) {
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return value != null && typeof value == 'object';
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}
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/** `Object#toString` result references. */
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var objectTag = '[object Object]';
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/** Used for built-in method references. */
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var funcProto = Function.prototype;
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var objectProto = Object.prototype;
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/** Used to resolve the decompiled source of functions. */
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var funcToString = funcProto.toString;
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/** Used to check objects for own properties. */
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var hasOwnProperty = objectProto.hasOwnProperty;
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/** Used to infer the `Object` constructor. */
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var objectCtorString = funcToString.call(Object);
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/**
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* Checks if `value` is a plain object, that is, an object created by the
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* `Object` constructor or one with a `[[Prototype]]` of `null`.
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*
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* @static
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* @memberOf _
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* @since 0.8.0
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* @category Lang
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
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* @example
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*
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* function Foo() {
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* this.a = 1;
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* }
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*
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* _.isPlainObject(new Foo);
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* // => false
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*
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* _.isPlainObject([1, 2, 3]);
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* // => false
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*
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* _.isPlainObject({ 'x': 0, 'y': 0 });
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* // => true
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*
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* _.isPlainObject(Object.create(null));
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* // => true
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*/
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function isPlainObject(value) {
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if (!isObjectLike(value) || baseGetTag(value) != objectTag) {
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return false;
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}
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var proto = getPrototype(value);
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if (proto === null) {
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return true;
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}
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var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;
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return typeof Ctor == 'function' && Ctor instanceof Ctor &&
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funcToString.call(Ctor) == objectCtorString;
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}
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function symbolObservablePonyfill(root) {
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var result;
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var Symbol = root.Symbol;
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if (typeof Symbol === 'function') {
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if (Symbol.observable) {
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result = Symbol.observable;
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} else {
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result = Symbol('observable');
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Symbol.observable = result;
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}
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} else {
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result = '@@observable';
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}
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return result;
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}
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/* global window */
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var root$2;
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if (typeof self !== 'undefined') {
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root$2 = self;
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} else if (typeof window !== 'undefined') {
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root$2 = window;
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} else if (typeof global !== 'undefined') {
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root$2 = global;
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} else if (typeof module !== 'undefined') {
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root$2 = module;
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} else {
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root$2 = Function('return this')();
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}
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var result = symbolObservablePonyfill(root$2);
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/**
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* These are private action types reserved by Redux.
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* For any unknown actions, you must return the current state.
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* If the current state is undefined, you must return the initial state.
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* Do not reference these action types directly in your code.
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*/
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var ActionTypes = {
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INIT: '@@redux/INIT'
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/**
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* Creates a Redux store that holds the state tree.
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* The only way to change the data in the store is to call `dispatch()` on it.
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*
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* There should only be a single store in your app. To specify how different
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* parts of the state tree respond to actions, you may combine several reducers
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* into a single reducer function by using `combineReducers`.
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*
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* @param {Function} reducer A function that returns the next state tree, given
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* the current state tree and the action to handle.
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*
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* @param {any} [preloadedState] The initial state. You may optionally specify it
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* to hydrate the state from the server in universal apps, or to restore a
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* previously serialized user session.
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* If you use `combineReducers` to produce the root reducer function, this must be
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* an object with the same shape as `combineReducers` keys.
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*
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* @param {Function} [enhancer] The store enhancer. You may optionally specify it
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* to enhance the store with third-party capabilities such as middleware,
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* time travel, persistence, etc. The only store enhancer that ships with Redux
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* is `applyMiddleware()`.
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*
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* @returns {Store} A Redux store that lets you read the state, dispatch actions
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* and subscribe to changes.
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*/
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};function createStore(reducer, preloadedState, enhancer) {
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var _ref2;
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if (typeof preloadedState === 'function' && typeof enhancer === 'undefined') {
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enhancer = preloadedState;
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preloadedState = undefined;
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}
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if (typeof enhancer !== 'undefined') {
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if (typeof enhancer !== 'function') {
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throw new Error('Expected the enhancer to be a function.');
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}
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return enhancer(createStore)(reducer, preloadedState);
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}
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if (typeof reducer !== 'function') {
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throw new Error('Expected the reducer to be a function.');
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}
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var currentReducer = reducer;
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var currentState = preloadedState;
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var currentListeners = [];
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var nextListeners = currentListeners;
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var isDispatching = false;
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function ensureCanMutateNextListeners() {
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if (nextListeners === currentListeners) {
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nextListeners = currentListeners.slice();
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}
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}
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/**
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* Reads the state tree managed by the store.
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*
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* @returns {any} The current state tree of your application.
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*/
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function getState() {
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return currentState;
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}
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/**
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* Adds a change listener. It will be called any time an action is dispatched,
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* and some part of the state tree may potentially have changed. You may then
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* call `getState()` to read the current state tree inside the callback.
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*
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* You may call `dispatch()` from a change listener, with the following
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* caveats:
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*
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* 1. The subscriptions are snapshotted just before every `dispatch()` call.
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* If you subscribe or unsubscribe while the listeners are being invoked, this
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* will not have any effect on the `dispatch()` that is currently in progress.
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* However, the next `dispatch()` call, whether nested or not, will use a more
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* recent snapshot of the subscription list.
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*
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* 2. The listener should not expect to see all state changes, as the state
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* might have been updated multiple times during a nested `dispatch()` before
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* the listener is called. It is, however, guaranteed that all subscribers
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* registered before the `dispatch()` started will be called with the latest
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* state by the time it exits.
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*
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* @param {Function} listener A callback to be invoked on every dispatch.
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* @returns {Function} A function to remove this change listener.
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*/
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function subscribe(listener) {
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if (typeof listener !== 'function') {
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throw new Error('Expected listener to be a function.');
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}
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var isSubscribed = true;
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ensureCanMutateNextListeners();
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nextListeners.push(listener);
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return function unsubscribe() {
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if (!isSubscribed) {
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return;
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}
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isSubscribed = false;
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ensureCanMutateNextListeners();
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var index = nextListeners.indexOf(listener);
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nextListeners.splice(index, 1);
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};
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}
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/**
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* Dispatches an action. It is the only way to trigger a state change.
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*
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* The `reducer` function, used to create the store, will be called with the
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* current state tree and the given `action`. Its return value will
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* be considered the **next** state of the tree, and the change listeners
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* will be notified.
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*
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* The base implementation only supports plain object actions. If you want to
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* dispatch a Promise, an Observable, a thunk, or something else, you need to
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* wrap your store creating function into the corresponding middleware. For
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* example, see the documentation for the `redux-thunk` package. Even the
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* middleware will eventually dispatch plain object actions using this method.
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*
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* @param {Object} action A plain object representing “what changed”. It is
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* a good idea to keep actions serializable so you can record and replay user
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* sessions, or use the time travelling `redux-devtools`. An action must have
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* a `type` property which may not be `undefined`. It is a good idea to use
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* string constants for action types.
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*
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* @returns {Object} For convenience, the same action object you dispatched.
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*
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* Note that, if you use a custom middleware, it may wrap `dispatch()` to
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* return something else (for example, a Promise you can await).
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*/
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function dispatch(action) {
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if (!isPlainObject(action)) {
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throw new Error('Actions must be plain objects. ' + 'Use custom middleware for async actions.');
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}
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if (typeof action.type === 'undefined') {
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throw new Error('Actions may not have an undefined "type" property. ' + 'Have you misspelled a constant?');
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}
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if (isDispatching) {
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throw new Error('Reducers may not dispatch actions.');
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}
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try {
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isDispatching = true;
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currentState = currentReducer(currentState, action);
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} finally {
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isDispatching = false;
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}
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var listeners = currentListeners = nextListeners;
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for (var i = 0; i < listeners.length; i++) {
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var listener = listeners[i];
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listener();
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}
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return action;
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}
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/**
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* Replaces the reducer currently used by the store to calculate the state.
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*
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* You might need this if your app implements code splitting and you want to
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* load some of the reducers dynamically. You might also need this if you
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* implement a hot reloading mechanism for Redux.
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*
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* @param {Function} nextReducer The reducer for the store to use instead.
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* @returns {void}
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*/
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function replaceReducer(nextReducer) {
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if (typeof nextReducer !== 'function') {
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throw new Error('Expected the nextReducer to be a function.');
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}
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currentReducer = nextReducer;
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dispatch({ type: ActionTypes.INIT });
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}
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/**
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* Interoperability point for observable/reactive libraries.
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* @returns {observable} A minimal observable of state changes.
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* For more information, see the observable proposal:
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* https://github.com/tc39/proposal-observable
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*/
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function observable() {
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var _ref;
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var outerSubscribe = subscribe;
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return _ref = {
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/**
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* The minimal observable subscription method.
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* @param {Object} observer Any object that can be used as an observer.
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* The observer object should have a `next` method.
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* @returns {subscription} An object with an `unsubscribe` method that can
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||
|
* 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[result] = 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[result] = observable, _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);
|
||
|
/* eslint-disable no-empty */
|
||
|
} catch (e) {}
|
||
|
/* eslint-enable no-empty */
|
||
|
}
|
||
|
|
||
|
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. ' + '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 (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.');
|
||
|
}
|
||
|
|
||
|
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 ' + 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] === 'undefined') {
|
||
|
warning('No reducer provided for key "' + key + '"');
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (typeof reducers[key] === 'function') {
|
||
|
finalReducers[key] = reducers[key];
|
||
|
}
|
||
|
}
|
||
|
var finalReducerKeys = Object.keys(finalReducers);
|
||
|
|
||
|
var unexpectedKeyCache = void 0;
|
||
|
{
|
||
|
unexpectedKeyCache = {};
|
||
|
}
|
||
|
|
||
|
var shapeAssertionError = void 0;
|
||
|
try {
|
||
|
assertReducerShape(finalReducers);
|
||
|
} catch (e) {
|
||
|
shapeAssertionError = e;
|
||
|
}
|
||
|
|
||
|
return function combination() {
|
||
|
var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
|
||
|
var action = arguments[1];
|
||
|
|
||
|
if (shapeAssertionError) {
|
||
|
throw shapeAssertionError;
|
||
|
}
|
||
|
|
||
|
{
|
||
|
var warningMessage = getUnexpectedStateShapeWarningMessage(state, finalReducers, action, unexpectedKeyCache);
|
||
|
if (warningMessage) {
|
||
|
warning(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;
|
||
|
};
|
||
|
}
|
||
|
|
||
|
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;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* 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];
|
||
|
}
|
||
|
|
||
|
return funcs.reduce(function (a, b) {
|
||
|
return function () {
|
||
|
return a(b.apply(undefined, arguments));
|
||
|
};
|
||
|
});
|
||
|
}
|
||
|
|
||
|
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; };
|
||
|
|
||
|
/**
|
||
|
* 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 = compose.apply(undefined, chain)(store.dispatch);
|
||
|
|
||
|
return _extends({}, 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() {}
|
||
|
|
||
|
if ("development" !== 'production' && typeof isCrushed.name === 'string' && isCrushed.name !== 'isCrushed') {
|
||
|
warning('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 = createStore;
|
||
|
exports.combineReducers = combineReducers;
|
||
|
exports.bindActionCreators = bindActionCreators;
|
||
|
exports.applyMiddleware = applyMiddleware;
|
||
|
exports.compose = compose;
|
||
|
|
||
|
Object.defineProperty(exports, '__esModule', { value: true });
|
||
|
|
||
|
})));
|