1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.CHILD_STATE = void 0;
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7 | exports.default = useRouteCache;
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8 |
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9 | var React = _interopRequireWildcard(require("react"));
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10 |
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11 | function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
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12 |
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13 | function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
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14 |
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15 |
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16 |
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17 |
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18 |
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19 |
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20 | const CHILD_STATE = Symbol('CHILD_STATE');
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21 |
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22 |
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23 |
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24 |
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25 |
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26 | exports.CHILD_STATE = CHILD_STATE;
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27 |
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28 | function useRouteCache(routes) {
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29 |
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30 | const cache = React.useMemo(() => ({
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31 | current: new Map()
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32 | }), []);
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33 |
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34 | if (process.env.NODE_ENV === 'production') {
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35 |
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36 | return routes;
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37 | }
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38 |
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39 | cache.current = routes.reduce((acc, route) => {
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40 | const previous = cache.current.get(route);
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41 |
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42 | if (previous) {
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43 |
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44 | acc.set(route, previous);
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45 | } else {
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46 | const {
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47 | state,
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48 | ...proxy
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49 | } = route;
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50 | Object.defineProperty(proxy, CHILD_STATE, {
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51 | enumerable: false,
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52 | value: state
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53 | });
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54 | acc.set(route, proxy);
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55 | }
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56 |
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57 | return acc;
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58 | }, new Map());
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59 | return Array.from(cache.current.values());
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60 | }
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61 |
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