1 | 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; };
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3 | import compose from './compose';
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21 | export default function applyMiddleware() {
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22 | for (var _len = arguments.length, middlewares = Array(_len), _key = 0; _key < _len; _key++) {
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23 | middlewares[_key] = arguments[_key];
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24 | }
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25 |
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26 | return function (createStore) {
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27 | return function (reducer, preloadedState, enhancer) {
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28 | var store = createStore(reducer, preloadedState, enhancer);
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29 | var _dispatch = store.dispatch;
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30 | var chain = [];
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31 |
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32 | var middlewareAPI = {
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33 | getState: store.getState,
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34 | dispatch: function dispatch(action) {
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35 | return _dispatch(action);
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36 | }
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37 | };
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38 | chain = middlewares.map(function (middleware) {
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39 | return middleware(middlewareAPI);
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40 | });
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41 | _dispatch = compose.apply(undefined, chain)(store.dispatch);
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42 |
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43 | return _extends({}, store, {
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44 | dispatch: _dispatch
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45 | });
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46 | };
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47 | };
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48 | } |
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