1 | 'use strict';
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2 |
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3 | Object.defineProperty(exports, '__esModule', { value: true });
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4 |
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5 | var react = require('react');
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6 |
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7 | function _extends() {
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8 | _extends = Object.assign ? Object.assign.bind() : function (target) {
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9 | for (var i = 1; i < arguments.length; i++) {
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10 | var source = arguments[i];
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11 |
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12 | for (var key in source) {
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13 | if (Object.prototype.hasOwnProperty.call(source, key)) {
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14 | target[key] = source[key];
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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 | return target;
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20 | };
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21 | return _extends.apply(this, arguments);
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22 | }
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23 |
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24 | function _unsupportedIterableToArray(o, minLen) {
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25 | if (!o) return;
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26 | if (typeof o === "string") return _arrayLikeToArray(o, minLen);
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27 | var n = Object.prototype.toString.call(o).slice(8, -1);
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28 | if (n === "Object" && o.constructor) n = o.constructor.name;
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29 | if (n === "Map" || n === "Set") return Array.from(o);
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30 | if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
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31 | }
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32 |
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33 | function _arrayLikeToArray(arr, len) {
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34 | if (len == null || len > arr.length) len = arr.length;
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35 |
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36 | for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
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37 |
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38 | return arr2;
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39 | }
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40 |
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41 | function _createForOfIteratorHelperLoose(o, allowArrayLike) {
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42 | var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"];
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43 | if (it) return (it = it.call(o)).next.bind(it);
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44 |
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45 | if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
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46 | if (it) o = it;
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47 | var i = 0;
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48 | return function () {
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49 | if (i >= o.length) return {
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50 | done: true
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51 | };
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52 | return {
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53 | done: false,
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54 | value: o[i++]
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55 | };
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56 | };
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57 | }
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58 |
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59 | throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
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60 | }
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61 |
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62 | var SUSPENSE_PROMISE = Symbol();
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63 | var isSuspensePromise = function isSuspensePromise(promise) {
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64 | return !!promise[SUSPENSE_PROMISE];
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65 | };
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66 | var isSuspensePromiseAlreadyCancelled = function isSuspensePromiseAlreadyCancelled(suspensePromise) {
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67 | return !suspensePromise[SUSPENSE_PROMISE].c;
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68 | };
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69 | var cancelSuspensePromise = function cancelSuspensePromise(suspensePromise) {
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70 | var _suspensePromise$SUSP, _suspensePromise$SUSP2;
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71 |
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72 | (_suspensePromise$SUSP = (_suspensePromise$SUSP2 = suspensePromise[SUSPENSE_PROMISE]).c) == null ? void 0 : _suspensePromise$SUSP.call(_suspensePromise$SUSP2);
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73 | };
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74 | var isEqualSuspensePromise = function isEqualSuspensePromise(oldSuspensePromise, newSuspensePromise) {
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75 | var oldOriginalPromise = oldSuspensePromise[SUSPENSE_PROMISE].o;
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76 | var newOriginalPromise = newSuspensePromise[SUSPENSE_PROMISE].o;
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77 | return oldOriginalPromise === newOriginalPromise || oldSuspensePromise === newOriginalPromise || isSuspensePromise(oldOriginalPromise) && isEqualSuspensePromise(oldOriginalPromise, newSuspensePromise);
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78 | };
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79 | var createSuspensePromise = function createSuspensePromise(promise) {
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80 | var objectToAttach = {
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81 | o: promise,
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82 | c: null
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83 | };
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84 | var suspensePromise = new Promise(function (resolve) {
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85 | objectToAttach.c = function () {
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86 | objectToAttach.c = null;
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87 | resolve();
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88 | };
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89 |
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90 | promise.then(objectToAttach.c, objectToAttach.c);
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91 | });
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92 | suspensePromise[SUSPENSE_PROMISE] = objectToAttach;
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93 | return suspensePromise;
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94 | };
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95 |
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96 | var hasInitialValue = function hasInitialValue(atom) {
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97 | return 'init' in atom;
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98 | };
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99 |
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100 | var READ_ATOM = 'r';
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101 | var WRITE_ATOM = 'w';
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102 | var COMMIT_ATOM = 'c';
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103 | var SUBSCRIBE_ATOM = 's';
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104 | var RESTORE_ATOMS = 'h';
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105 | var DEV_SUBSCRIBE_STATE = 'n';
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106 | var DEV_GET_MOUNTED_ATOMS = 'l';
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107 | var DEV_GET_ATOM_STATE = 'a';
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108 | var DEV_GET_MOUNTED = 'm';
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109 | var createStore = function createStore(initialValues) {
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110 | var _ref4;
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111 |
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112 | var committedAtomStateMap = new WeakMap();
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113 | var mountedMap = new WeakMap();
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114 | var pendingMap = new Map();
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115 | var stateListeners;
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116 | var mountedAtoms;
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117 |
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118 | if (process.env.NODE_ENV !== "production") {
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119 | stateListeners = new Set();
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120 | mountedAtoms = new Set();
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121 | }
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122 |
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123 | if (initialValues) {
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124 | for (var _iterator = _createForOfIteratorHelperLoose(initialValues), _step; !(_step = _iterator()).done;) {
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125 | var _step$value = _step.value,
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126 | atom = _step$value[0],
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127 | value = _step$value[1];
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128 | var atomState = {
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129 | v: value,
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130 | r: 0,
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131 | d: new Map()
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132 | };
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133 |
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134 | if (process.env.NODE_ENV !== "production") {
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135 | Object.freeze(atomState);
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136 |
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137 | if (!hasInitialValue(atom)) {
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138 | console.warn('Found initial value for derived atom which can cause unexpected behavior', atom);
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139 | }
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140 | }
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141 |
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142 | committedAtomStateMap.set(atom, atomState);
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143 | }
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144 | }
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145 |
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146 | var suspensePromiseCacheMap = new WeakMap();
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147 |
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148 | var addSuspensePromiseToCache = function addSuspensePromiseToCache(version, atom, suspensePromise) {
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149 | var cache = suspensePromiseCacheMap.get(atom);
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150 |
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151 | if (!cache) {
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152 | cache = new Map();
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153 | suspensePromiseCacheMap.set(atom, cache);
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154 | }
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155 |
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156 | suspensePromise.then(function () {
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157 | if (cache.get(version) === suspensePromise) {
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158 | cache.delete(version);
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159 |
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160 | if (!cache.size) {
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161 | suspensePromiseCacheMap.delete(atom);
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162 | }
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163 | }
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164 | });
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165 | cache.set(version, suspensePromise);
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166 | };
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167 |
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168 | var cancelAllSuspensePromiseInCache = function cancelAllSuspensePromiseInCache(atom) {
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169 | var versionSet = new Set();
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170 | var cache = suspensePromiseCacheMap.get(atom);
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171 |
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172 | if (cache) {
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173 | suspensePromiseCacheMap.delete(atom);
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174 | cache.forEach(function (suspensePromise, version) {
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175 | cancelSuspensePromise(suspensePromise);
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176 | versionSet.add(version);
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177 | });
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178 | }
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179 |
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180 | return versionSet;
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181 | };
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182 |
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183 | var versionedAtomStateMapMap = new WeakMap();
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184 |
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185 | var getVersionedAtomStateMap = function getVersionedAtomStateMap(version) {
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186 | var versionedAtomStateMap = versionedAtomStateMapMap.get(version);
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187 |
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188 | if (!versionedAtomStateMap) {
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189 | versionedAtomStateMap = new Map();
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190 | versionedAtomStateMapMap.set(version, versionedAtomStateMap);
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191 | }
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192 |
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193 | return versionedAtomStateMap;
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194 | };
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195 |
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196 | var getAtomState = function getAtomState(version, atom) {
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197 | if (version) {
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198 | var versionedAtomStateMap = getVersionedAtomStateMap(version);
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199 |
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200 | var _atomState = versionedAtomStateMap.get(atom);
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201 |
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202 | if (!_atomState) {
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203 | _atomState = getAtomState(version.p, atom);
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204 |
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205 | if (_atomState) {
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206 | versionedAtomStateMap.set(atom, _atomState);
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207 | }
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208 | }
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209 |
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210 | return _atomState;
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211 | }
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212 |
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213 | return committedAtomStateMap.get(atom);
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214 | };
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215 |
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216 | var setAtomState = function setAtomState(version, atom, atomState) {
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217 | if (process.env.NODE_ENV !== "production") {
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218 | Object.freeze(atomState);
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219 | }
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220 |
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221 | if (version) {
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222 | var versionedAtomStateMap = getVersionedAtomStateMap(version);
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223 | versionedAtomStateMap.set(atom, atomState);
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224 | } else {
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225 | var prevAtomState = committedAtomStateMap.get(atom);
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226 | committedAtomStateMap.set(atom, atomState);
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227 |
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228 | if (!pendingMap.has(atom)) {
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229 | pendingMap.set(atom, prevAtomState);
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230 | }
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231 | }
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232 | };
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233 |
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234 | var createReadDependencies = function createReadDependencies(version, prevReadDependencies, dependencies) {
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235 | if (prevReadDependencies === void 0) {
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236 | prevReadDependencies = new Map();
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237 | }
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238 |
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239 | if (!dependencies) {
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240 | return prevReadDependencies;
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241 | }
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242 |
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243 | var readDependencies = new Map();
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244 | var changed = false;
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245 | dependencies.forEach(function (atom) {
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246 | var _getAtomState;
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247 |
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248 | var revision = ((_getAtomState = getAtomState(version, atom)) == null ? void 0 : _getAtomState.r) || 0;
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249 | readDependencies.set(atom, revision);
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250 |
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251 | if (prevReadDependencies.get(atom) !== revision) {
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252 | changed = true;
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253 | }
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254 | });
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255 |
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256 | if (prevReadDependencies.size === readDependencies.size && !changed) {
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257 | return prevReadDependencies;
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258 | }
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259 |
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260 | return readDependencies;
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261 | };
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262 |
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263 | var setAtomValue = function setAtomValue(version, atom, value, dependencies, suspensePromise) {
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264 | var atomState = getAtomState(version, atom);
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265 |
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266 | if (atomState) {
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267 | if (suspensePromise && (!('p' in atomState) || !isEqualSuspensePromise(atomState.p, suspensePromise))) {
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268 | return atomState;
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269 | }
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270 |
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271 | if ('p' in atomState) {
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272 | cancelSuspensePromise(atomState.p);
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273 | }
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274 | }
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275 |
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276 | var nextAtomState = {
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277 | v: value,
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278 | r: (atomState == null ? void 0 : atomState.r) || 0,
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279 | d: createReadDependencies(version, atomState == null ? void 0 : atomState.d, dependencies)
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280 | };
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281 | var changed = false;
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282 |
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283 | if (!atomState || !('v' in atomState) || !Object.is(atomState.v, value)) {
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284 | changed = true;
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285 | ++nextAtomState.r;
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286 |
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287 | if (nextAtomState.d.has(atom)) {
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288 | nextAtomState.d = new Map(nextAtomState.d).set(atom, nextAtomState.r);
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289 | }
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290 | } else if ('i' in atomState || nextAtomState.d !== atomState.d && (nextAtomState.d.size !== atomState.d.size || !Array.from(nextAtomState.d.keys()).every(function (a) {
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291 | return atomState.d.has(a);
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292 | }))) {
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293 | changed = true;
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294 | Promise.resolve().then(function () {
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295 | flushPending(version);
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296 | });
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297 | }
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298 |
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299 | if (atomState && !changed) {
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300 | return atomState;
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301 | }
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302 |
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303 | setAtomState(version, atom, nextAtomState);
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304 | return nextAtomState;
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305 | };
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306 |
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307 | var setAtomReadError = function setAtomReadError(version, atom, error, dependencies, suspensePromise) {
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308 | var atomState = getAtomState(version, atom);
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309 |
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310 | if (atomState) {
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311 | if (suspensePromise && (!('p' in atomState) || !isEqualSuspensePromise(atomState.p, suspensePromise))) {
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312 | return atomState;
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313 | }
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314 |
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315 | if ('p' in atomState) {
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316 | cancelSuspensePromise(atomState.p);
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317 | }
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318 | }
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319 |
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320 | var nextAtomState = {
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321 | e: error,
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322 | r: (atomState == null ? void 0 : atomState.r) || 0,
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323 | d: createReadDependencies(version, atomState == null ? void 0 : atomState.d, dependencies)
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324 | };
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325 | setAtomState(version, atom, nextAtomState);
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326 | return nextAtomState;
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327 | };
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328 |
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329 | var setAtomSuspensePromise = function setAtomSuspensePromise(version, atom, suspensePromise, dependencies) {
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330 | var atomState = getAtomState(version, atom);
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331 |
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332 | if (atomState && 'p' in atomState) {
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333 | if (isEqualSuspensePromise(atomState.p, suspensePromise)) {
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334 | return atomState;
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335 | }
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336 |
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337 | cancelSuspensePromise(atomState.p);
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338 | }
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339 |
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340 | addSuspensePromiseToCache(version, atom, suspensePromise);
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341 | var nextAtomState = {
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342 | p: suspensePromise,
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343 | r: (atomState == null ? void 0 : atomState.r) || 0,
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344 | d: createReadDependencies(version, atomState == null ? void 0 : atomState.d, dependencies)
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345 | };
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346 | setAtomState(version, atom, nextAtomState);
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347 | return nextAtomState;
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348 | };
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349 |
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350 | var setAtomPromiseOrValue = function setAtomPromiseOrValue(version, atom, promiseOrValue, dependencies) {
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351 | if (promiseOrValue instanceof Promise) {
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352 | var suspensePromise = createSuspensePromise(promiseOrValue.then(function (value) {
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353 | setAtomValue(version, atom, value, dependencies, suspensePromise);
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354 | }).catch(function (e) {
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355 | if (e instanceof Promise) {
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356 | if (isSuspensePromise(e)) {
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357 | return e.then(function () {
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358 | readAtomState(version, atom, true);
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359 | });
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360 | }
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361 |
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362 | return e;
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363 | }
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364 |
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365 | setAtomReadError(version, atom, e, dependencies, suspensePromise);
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366 | }));
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367 | return setAtomSuspensePromise(version, atom, suspensePromise, dependencies);
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368 | }
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369 |
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370 | return setAtomValue(version, atom, promiseOrValue, dependencies);
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371 | };
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372 |
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373 | var setAtomInvalidated = function setAtomInvalidated(version, atom) {
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374 | var atomState = getAtomState(version, atom);
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375 |
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376 | if (atomState) {
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377 | var nextAtomState = _extends({}, atomState, {
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378 | i: atomState.r
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379 | });
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380 |
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381 | setAtomState(version, atom, nextAtomState);
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382 | } else if (process.env.NODE_ENV !== "production") {
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383 | console.warn('[Bug] could not invalidate non existing atom', atom);
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384 | }
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385 | };
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386 |
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387 | var readAtomState = function readAtomState(version, atom, force) {
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388 | if (!force) {
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389 | var _atomState2 = getAtomState(version, atom);
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390 |
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391 | if (_atomState2) {
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392 | if (_atomState2.r !== _atomState2.i && 'p' in _atomState2 && !isSuspensePromiseAlreadyCancelled(_atomState2.p)) {
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393 | return _atomState2;
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394 | }
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395 |
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396 | _atomState2.d.forEach(function (_, a) {
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397 | if (a !== atom) {
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398 | if (!mountedMap.has(a)) {
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399 | readAtomState(version, a);
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400 | } else {
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401 | var aState = getAtomState(version, a);
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402 |
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403 | if (aState && aState.r === aState.i) {
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404 | readAtomState(version, a);
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405 | }
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406 | }
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407 | }
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408 | });
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409 |
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410 | if (Array.from(_atomState2.d).every(function (_ref) {
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411 | var a = _ref[0],
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412 | r = _ref[1];
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413 | var aState = getAtomState(version, a);
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414 | return aState && 'v' in aState && aState.r === r;
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415 | })) {
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416 | return _atomState2;
|
417 | }
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418 | }
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419 | }
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420 |
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421 | var dependencies = new Set();
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422 |
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423 | try {
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424 | var promiseOrValue = atom.read(function (a) {
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425 | dependencies.add(a);
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426 | var aState = a === atom ? getAtomState(version, a) : readAtomState(version, a);
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427 |
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428 | if (aState) {
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429 | if ('e' in aState) {
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430 | throw aState.e;
|
431 | }
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432 |
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433 | if ('p' in aState) {
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434 | throw aState.p;
|
435 | }
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436 |
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437 | return aState.v;
|
438 | }
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439 |
|
440 | if (hasInitialValue(a)) {
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441 | return a.init;
|
442 | }
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443 |
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444 | throw new Error('no atom init');
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445 | });
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446 | return setAtomPromiseOrValue(version, atom, promiseOrValue, dependencies);
|
447 | } catch (errorOrPromise) {
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448 | if (errorOrPromise instanceof Promise) {
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449 | var suspensePromise = createSuspensePromise(errorOrPromise);
|
450 | return setAtomSuspensePromise(version, atom, suspensePromise, dependencies);
|
451 | }
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452 |
|
453 | return setAtomReadError(version, atom, errorOrPromise, dependencies);
|
454 | }
|
455 | };
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456 |
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457 | var readAtom = function readAtom(readingAtom, version) {
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458 | var atomState = readAtomState(version, readingAtom);
|
459 | return atomState;
|
460 | };
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461 |
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462 | var addAtom = function addAtom(version, addingAtom) {
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463 | var mounted = mountedMap.get(addingAtom);
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464 |
|
465 | if (!mounted) {
|
466 | mounted = mountAtom(version, addingAtom);
|
467 | }
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468 |
|
469 | return mounted;
|
470 | };
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471 |
|
472 | var canUnmountAtom = function canUnmountAtom(atom, mounted) {
|
473 | return !mounted.l.size && (!mounted.t.size || mounted.t.size === 1 && mounted.t.has(atom));
|
474 | };
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475 |
|
476 | var delAtom = function delAtom(version, deletingAtom) {
|
477 | var mounted = mountedMap.get(deletingAtom);
|
478 |
|
479 | if (mounted && canUnmountAtom(deletingAtom, mounted)) {
|
480 | unmountAtom(version, deletingAtom);
|
481 | }
|
482 | };
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483 |
|
484 | var invalidateDependents = function invalidateDependents(version, atom) {
|
485 | var mounted = mountedMap.get(atom);
|
486 | mounted == null ? void 0 : mounted.t.forEach(function (dependent) {
|
487 | if (dependent !== atom) {
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488 | setAtomInvalidated(version, dependent);
|
489 | invalidateDependents(version, dependent);
|
490 | }
|
491 | });
|
492 | };
|
493 |
|
494 | var writeAtomState = function writeAtomState(version, atom, update) {
|
495 | var isSync = true;
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496 |
|
497 | var writeGetter = function writeGetter(a, options) {
|
498 | var aState = readAtomState(version, a);
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499 |
|
500 | if ('e' in aState) {
|
501 | throw aState.e;
|
502 | }
|
503 |
|
504 | if ('p' in aState) {
|
505 | if (options != null && options.unstable_promise) {
|
506 | return aState.p.then(function () {
|
507 | return writeGetter(a, options);
|
508 | });
|
509 | }
|
510 |
|
511 | if (process.env.NODE_ENV !== "production") {
|
512 | console.info('Reading pending atom state in write operation. We throw a promise for now.', a);
|
513 | }
|
514 |
|
515 | throw aState.p;
|
516 | }
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517 |
|
518 | if ('v' in aState) {
|
519 | return aState.v;
|
520 | }
|
521 |
|
522 | if (process.env.NODE_ENV !== "production") {
|
523 | console.warn('[Bug] no value found while reading atom in write operation. This is probably a bug.', a);
|
524 | }
|
525 |
|
526 | throw new Error('no value found');
|
527 | };
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528 |
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529 | var setter = function setter(a, v) {
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530 | var promiseOrVoid;
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531 |
|
532 | if (a === atom) {
|
533 | if (!hasInitialValue(a)) {
|
534 | throw new Error('atom not writable');
|
535 | }
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536 |
|
537 | var versionSet = cancelAllSuspensePromiseInCache(a);
|
538 | versionSet.forEach(function (cancelledVersion) {
|
539 | if (cancelledVersion !== version) {
|
540 | setAtomPromiseOrValue(cancelledVersion, a, v);
|
541 | }
|
542 | });
|
543 | var prevAtomState = getAtomState(version, a);
|
544 | var nextAtomState = setAtomPromiseOrValue(version, a, v);
|
545 |
|
546 | if (prevAtomState !== nextAtomState) {
|
547 | invalidateDependents(version, a);
|
548 | }
|
549 | } else {
|
550 | promiseOrVoid = writeAtomState(version, a, v);
|
551 | }
|
552 |
|
553 | if (!isSync) {
|
554 | flushPending(version);
|
555 | }
|
556 |
|
557 | return promiseOrVoid;
|
558 | };
|
559 |
|
560 | var promiseOrVoid = atom.write(writeGetter, setter, update);
|
561 | isSync = false;
|
562 | return promiseOrVoid;
|
563 | };
|
564 |
|
565 | var writeAtom = function writeAtom(writingAtom, update, version) {
|
566 | var promiseOrVoid = writeAtomState(version, writingAtom, update);
|
567 | flushPending(version);
|
568 | return promiseOrVoid;
|
569 | };
|
570 |
|
571 | var isActuallyWritableAtom = function isActuallyWritableAtom(atom) {
|
572 | return !!atom.write;
|
573 | };
|
574 |
|
575 | var mountAtom = function mountAtom(version, atom, initialDependent) {
|
576 | var mounted = {
|
577 | t: new Set(initialDependent && [initialDependent]),
|
578 | l: new Set()
|
579 | };
|
580 | mountedMap.set(atom, mounted);
|
581 |
|
582 | if (process.env.NODE_ENV !== "production") {
|
583 | mountedAtoms.add(atom);
|
584 | }
|
585 |
|
586 | var atomState = readAtomState(undefined, atom);
|
587 | atomState.d.forEach(function (_, a) {
|
588 | var aMounted = mountedMap.get(a);
|
589 |
|
590 | if (aMounted) {
|
591 | aMounted.t.add(atom);
|
592 | } else {
|
593 | if (a !== atom) {
|
594 | mountAtom(version, a, atom);
|
595 | }
|
596 | }
|
597 | });
|
598 |
|
599 | if (isActuallyWritableAtom(atom) && atom.onMount) {
|
600 | var setAtom = function setAtom(update) {
|
601 | return writeAtom(atom, update, version);
|
602 | };
|
603 |
|
604 | var onUnmount = atom.onMount(setAtom);
|
605 | version = undefined;
|
606 |
|
607 | if (onUnmount) {
|
608 | mounted.u = onUnmount;
|
609 | }
|
610 | }
|
611 |
|
612 | return mounted;
|
613 | };
|
614 |
|
615 | var unmountAtom = function unmountAtom(version, atom) {
|
616 | var _mountedMap$get;
|
617 |
|
618 | var onUnmount = (_mountedMap$get = mountedMap.get(atom)) == null ? void 0 : _mountedMap$get.u;
|
619 |
|
620 | if (onUnmount) {
|
621 | onUnmount();
|
622 | }
|
623 |
|
624 | mountedMap.delete(atom);
|
625 |
|
626 | if (process.env.NODE_ENV !== "production") {
|
627 | mountedAtoms.delete(atom);
|
628 | }
|
629 |
|
630 | var atomState = getAtomState(version, atom);
|
631 |
|
632 | if (atomState) {
|
633 | atomState.d.forEach(function (_, a) {
|
634 | if (a !== atom) {
|
635 | var mounted = mountedMap.get(a);
|
636 |
|
637 | if (mounted) {
|
638 | mounted.t.delete(atom);
|
639 |
|
640 | if (canUnmountAtom(a, mounted)) {
|
641 | unmountAtom(version, a);
|
642 | }
|
643 | }
|
644 | }
|
645 | });
|
646 | } else if (process.env.NODE_ENV !== "production") {
|
647 | console.warn('[Bug] could not find atom state to unmount', atom);
|
648 | }
|
649 | };
|
650 |
|
651 | var mountDependencies = function mountDependencies(version, atom, atomState, prevReadDependencies) {
|
652 | var dependencies = new Set(atomState.d.keys());
|
653 | prevReadDependencies == null ? void 0 : prevReadDependencies.forEach(function (_, a) {
|
654 | if (dependencies.has(a)) {
|
655 | dependencies.delete(a);
|
656 | return;
|
657 | }
|
658 |
|
659 | var mounted = mountedMap.get(a);
|
660 |
|
661 | if (mounted) {
|
662 | mounted.t.delete(atom);
|
663 |
|
664 | if (canUnmountAtom(a, mounted)) {
|
665 | unmountAtom(version, a);
|
666 | }
|
667 | }
|
668 | });
|
669 | dependencies.forEach(function (a) {
|
670 | var mounted = mountedMap.get(a);
|
671 |
|
672 | if (mounted) {
|
673 | mounted.t.add(atom);
|
674 | } else if (mountedMap.has(atom)) {
|
675 | mountAtom(version, a, atom);
|
676 | }
|
677 | });
|
678 | };
|
679 |
|
680 | var flushPending = function flushPending(version) {
|
681 | if (version) {
|
682 | var versionedAtomStateMap = getVersionedAtomStateMap(version);
|
683 | versionedAtomStateMap.forEach(function (atomState, atom) {
|
684 | var committedAtomState = committedAtomStateMap.get(atom);
|
685 |
|
686 | if (atomState !== committedAtomState) {
|
687 | var mounted = mountedMap.get(atom);
|
688 | mounted == null ? void 0 : mounted.l.forEach(function (listener) {
|
689 | return listener(version);
|
690 | });
|
691 | }
|
692 | });
|
693 | return;
|
694 | }
|
695 |
|
696 | while (pendingMap.size) {
|
697 | var pending = Array.from(pendingMap);
|
698 | pendingMap.clear();
|
699 | pending.forEach(function (_ref2) {
|
700 | var atom = _ref2[0],
|
701 | prevAtomState = _ref2[1];
|
702 | var atomState = getAtomState(undefined, atom);
|
703 |
|
704 | if (atomState && atomState.d !== (prevAtomState == null ? void 0 : prevAtomState.d)) {
|
705 | mountDependencies(undefined, atom, atomState, prevAtomState == null ? void 0 : prevAtomState.d);
|
706 | }
|
707 |
|
708 | if (prevAtomState && 'i' in prevAtomState && atomState && !('i' in atomState)) {
|
709 | return;
|
710 | }
|
711 |
|
712 | var mounted = mountedMap.get(atom);
|
713 | mounted == null ? void 0 : mounted.l.forEach(function (listener) {
|
714 | return listener();
|
715 | });
|
716 | });
|
717 | }
|
718 |
|
719 | if (process.env.NODE_ENV !== "production") {
|
720 | stateListeners.forEach(function (l) {
|
721 | return l();
|
722 | });
|
723 | }
|
724 | };
|
725 |
|
726 | var commitVersionedAtomStateMap = function commitVersionedAtomStateMap(version) {
|
727 | var versionedAtomStateMap = getVersionedAtomStateMap(version);
|
728 | versionedAtomStateMap.forEach(function (atomState, atom) {
|
729 | var prevAtomState = committedAtomStateMap.get(atom);
|
730 |
|
731 | if (!prevAtomState || atomState.r > prevAtomState.r || 'v' in atomState && atomState.r === prevAtomState.r && atomState.d !== prevAtomState.d) {
|
732 | committedAtomStateMap.set(atom, atomState);
|
733 |
|
734 | if (atomState.d !== (prevAtomState == null ? void 0 : prevAtomState.d)) {
|
735 | mountDependencies(version, atom, atomState, prevAtomState == null ? void 0 : prevAtomState.d);
|
736 | }
|
737 | }
|
738 | });
|
739 | };
|
740 |
|
741 | var commitAtom = function commitAtom(_atom, version) {
|
742 | if (version) {
|
743 | commitVersionedAtomStateMap(version);
|
744 | }
|
745 |
|
746 | flushPending(undefined);
|
747 | };
|
748 |
|
749 | var subscribeAtom = function subscribeAtom(atom, callback, version) {
|
750 | var mounted = addAtom(version, atom);
|
751 | var listeners = mounted.l;
|
752 | listeners.add(callback);
|
753 | return function () {
|
754 | listeners.delete(callback);
|
755 | delAtom(version, atom);
|
756 | };
|
757 | };
|
758 |
|
759 | var restoreAtoms = function restoreAtoms(values, version) {
|
760 | for (var _iterator2 = _createForOfIteratorHelperLoose(values), _step2; !(_step2 = _iterator2()).done;) {
|
761 | var _step2$value = _step2.value,
|
762 | _atom2 = _step2$value[0],
|
763 | _value = _step2$value[1];
|
764 |
|
765 | if (hasInitialValue(_atom2)) {
|
766 | setAtomPromiseOrValue(version, _atom2, _value);
|
767 | invalidateDependents(version, _atom2);
|
768 | }
|
769 | }
|
770 |
|
771 | flushPending(version);
|
772 | };
|
773 |
|
774 | if (process.env.NODE_ENV !== "production") {
|
775 | var _ref3;
|
776 |
|
777 | return _ref3 = {}, _ref3[READ_ATOM] = readAtom, _ref3[WRITE_ATOM] = writeAtom, _ref3[COMMIT_ATOM] = commitAtom, _ref3[SUBSCRIBE_ATOM] = subscribeAtom, _ref3[RESTORE_ATOMS] = restoreAtoms, _ref3[DEV_SUBSCRIBE_STATE] = function (l) {
|
778 | stateListeners.add(l);
|
779 | return function () {
|
780 | stateListeners.delete(l);
|
781 | };
|
782 | }, _ref3[DEV_GET_MOUNTED_ATOMS] = function () {
|
783 | return mountedAtoms.values();
|
784 | }, _ref3[DEV_GET_ATOM_STATE] = function (a) {
|
785 | return committedAtomStateMap.get(a);
|
786 | }, _ref3[DEV_GET_MOUNTED] = function (a) {
|
787 | return mountedMap.get(a);
|
788 | }, _ref3;
|
789 | }
|
790 |
|
791 | return _ref4 = {}, _ref4[READ_ATOM] = readAtom, _ref4[WRITE_ATOM] = writeAtom, _ref4[COMMIT_ATOM] = commitAtom, _ref4[SUBSCRIBE_ATOM] = subscribeAtom, _ref4[RESTORE_ATOMS] = restoreAtoms, _ref4;
|
792 | };
|
793 | var createStoreForExport = function createStoreForExport(initialValues) {
|
794 | var store = createStore(initialValues);
|
795 |
|
796 | var get = function get(atom) {
|
797 | var atomState = store[READ_ATOM](atom);
|
798 |
|
799 | if ('e' in atomState) {
|
800 | throw atomState.e;
|
801 | }
|
802 |
|
803 | if ('p' in atomState) {
|
804 | return undefined;
|
805 | }
|
806 |
|
807 | return atomState.v;
|
808 | };
|
809 |
|
810 | var asyncGet = function asyncGet(atom) {
|
811 | return new Promise(function (resolve, reject) {
|
812 | var atomState = store[READ_ATOM](atom);
|
813 |
|
814 | if ('e' in atomState) {
|
815 | reject(atomState.e);
|
816 | } else if ('p' in atomState) {
|
817 | resolve(atomState.p.then(function () {
|
818 | return asyncGet(atom);
|
819 | }));
|
820 | } else {
|
821 | resolve(atomState.v);
|
822 | }
|
823 | });
|
824 | };
|
825 |
|
826 | var set = function set(atom, update) {
|
827 | return store[WRITE_ATOM](atom, update);
|
828 | };
|
829 |
|
830 | var sub = function sub(atom, callback) {
|
831 | return store[SUBSCRIBE_ATOM](atom, callback);
|
832 | };
|
833 |
|
834 | return {
|
835 | get: get,
|
836 | asyncGet: asyncGet,
|
837 | set: set,
|
838 | sub: sub,
|
839 | SECRET_INTERNAL_store: store
|
840 | };
|
841 | };
|
842 |
|
843 | var createScopeContainer = function createScopeContainer(initialValues, unstable_createStore) {
|
844 | var store = unstable_createStore ? unstable_createStore(initialValues).SECRET_INTERNAL_store : createStore(initialValues);
|
845 | return {
|
846 | s: store
|
847 | };
|
848 | };
|
849 | var ScopeContextMap = new Map();
|
850 | var getScopeContext = function getScopeContext(scope) {
|
851 | if (!ScopeContextMap.has(scope)) {
|
852 | ScopeContextMap.set(scope, react.createContext(createScopeContainer()));
|
853 | }
|
854 |
|
855 | return ScopeContextMap.get(scope);
|
856 | };
|
857 |
|
858 | var Provider = function Provider(_ref) {
|
859 | var children = _ref.children,
|
860 | initialValues = _ref.initialValues,
|
861 | scope = _ref.scope,
|
862 | unstable_createStore = _ref.unstable_createStore,
|
863 | unstable_enableVersionedWrite = _ref.unstable_enableVersionedWrite;
|
864 |
|
865 | var _useState = react.useState({}),
|
866 | version = _useState[0],
|
867 | setVersion = _useState[1];
|
868 |
|
869 | react.useEffect(function () {
|
870 | var scopeContainer = scopeContainerRef.current;
|
871 |
|
872 | if (scopeContainer.w) {
|
873 | scopeContainer.s[COMMIT_ATOM](null, version);
|
874 | delete version.p;
|
875 | scopeContainer.v = version;
|
876 | }
|
877 | }, [version]);
|
878 | var scopeContainerRef = react.useRef();
|
879 |
|
880 | if (!scopeContainerRef.current) {
|
881 | var scopeContainer = createScopeContainer(initialValues, unstable_createStore);
|
882 |
|
883 | if (unstable_enableVersionedWrite) {
|
884 | var retrying = 0;
|
885 |
|
886 | scopeContainer.w = function (write) {
|
887 | setVersion(function (parentVersion) {
|
888 | var nextVersion = retrying ? parentVersion : {
|
889 | p: parentVersion
|
890 | };
|
891 | write(nextVersion);
|
892 | return nextVersion;
|
893 | });
|
894 | };
|
895 |
|
896 | scopeContainer.v = version;
|
897 |
|
898 | scopeContainer.r = function (fn) {
|
899 | ++retrying;
|
900 | fn();
|
901 | --retrying;
|
902 | };
|
903 | }
|
904 |
|
905 | scopeContainerRef.current = scopeContainer;
|
906 | }
|
907 |
|
908 | var ScopeContainerContext = getScopeContext(scope);
|
909 | return react.createElement(ScopeContainerContext.Provider, {
|
910 | value: scopeContainerRef.current
|
911 | }, children);
|
912 | };
|
913 |
|
914 | var keyCount = 0;
|
915 | function atom(read, write) {
|
916 | var key = "atom" + ++keyCount;
|
917 | var config = {
|
918 | toString: function toString() {
|
919 | return key;
|
920 | }
|
921 | };
|
922 |
|
923 | if (typeof read === 'function') {
|
924 | config.read = read;
|
925 | } else {
|
926 | config.init = read;
|
927 |
|
928 | config.read = function (get) {
|
929 | return get(config);
|
930 | };
|
931 |
|
932 | config.write = function (get, set, update) {
|
933 | return set(config, typeof update === 'function' ? update(get(config)) : update);
|
934 | };
|
935 | }
|
936 |
|
937 | if (write) {
|
938 | config.write = write;
|
939 | }
|
940 |
|
941 | return config;
|
942 | }
|
943 |
|
944 | function useAtomValue(atom, scope) {
|
945 | var ScopeContext = getScopeContext(scope);
|
946 | var scopeContainer = react.useContext(ScopeContext);
|
947 | var store = scopeContainer.s,
|
948 | versionFromProvider = scopeContainer.v;
|
949 |
|
950 | var getAtomValue = function getAtomValue(version) {
|
951 | var atomState = store[READ_ATOM](atom, version);
|
952 |
|
953 | if ('e' in atomState) {
|
954 | throw atomState.e;
|
955 | }
|
956 |
|
957 | if ('p' in atomState) {
|
958 | throw atomState.p;
|
959 | }
|
960 |
|
961 | if ('v' in atomState) {
|
962 | return atomState.v;
|
963 | }
|
964 |
|
965 | throw new Error('no atom value');
|
966 | };
|
967 |
|
968 | var _useReducer = react.useReducer(function (prev, nextVersion) {
|
969 | var nextValue = getAtomValue(nextVersion);
|
970 |
|
971 | if (Object.is(prev[1], nextValue) && prev[2] === atom) {
|
972 | return prev;
|
973 | }
|
974 |
|
975 | return [nextVersion, nextValue, atom];
|
976 | }, versionFromProvider, function (initialVersion) {
|
977 | var initialValue = getAtomValue(initialVersion);
|
978 | return [initialVersion, initialValue, atom];
|
979 | }),
|
980 | _useReducer$ = _useReducer[0],
|
981 | version = _useReducer$[0],
|
982 | valueFromReducer = _useReducer$[1],
|
983 | atomFromReducer = _useReducer$[2],
|
984 | rerenderIfChanged = _useReducer[1];
|
985 |
|
986 | var value = valueFromReducer;
|
987 |
|
988 | if (atomFromReducer !== atom) {
|
989 | rerenderIfChanged(version);
|
990 | value = getAtomValue(version);
|
991 | }
|
992 |
|
993 | react.useEffect(function () {
|
994 | var versionFromProvider = scopeContainer.v;
|
995 |
|
996 | if (versionFromProvider) {
|
997 | store[COMMIT_ATOM](atom, versionFromProvider);
|
998 | }
|
999 |
|
1000 | var unsubscribe = store[SUBSCRIBE_ATOM](atom, rerenderIfChanged, versionFromProvider);
|
1001 | rerenderIfChanged(versionFromProvider);
|
1002 | return unsubscribe;
|
1003 | }, [store, atom, scopeContainer]);
|
1004 | react.useEffect(function () {
|
1005 | store[COMMIT_ATOM](atom, version);
|
1006 | });
|
1007 | react.useDebugValue(value);
|
1008 | return value;
|
1009 | }
|
1010 |
|
1011 | function useSetAtom(atom, scope) {
|
1012 | var ScopeContext = getScopeContext(scope);
|
1013 |
|
1014 | var _useContext = react.useContext(ScopeContext),
|
1015 | store = _useContext.s,
|
1016 | versionedWrite = _useContext.w;
|
1017 |
|
1018 | var setAtom = react.useCallback(function (update) {
|
1019 | if (process.env.NODE_ENV !== "production" && !('write' in atom)) {
|
1020 | throw new Error('not writable atom');
|
1021 | }
|
1022 |
|
1023 | var write = function write(version) {
|
1024 | return store[WRITE_ATOM](atom, update, version);
|
1025 | };
|
1026 |
|
1027 | return versionedWrite ? versionedWrite(write) : write();
|
1028 | }, [store, versionedWrite, atom]);
|
1029 | return setAtom;
|
1030 | }
|
1031 |
|
1032 | function useAtom(atom, scope) {
|
1033 | if ('scope' in atom) {
|
1034 | console.warn('atom.scope is deprecated. Please do useAtom(atom, scope) instead.');
|
1035 | scope = atom.scope;
|
1036 | }
|
1037 |
|
1038 | return [useAtomValue(atom, scope), useSetAtom(atom, scope)];
|
1039 | }
|
1040 |
|
1041 | exports.Provider = Provider;
|
1042 | exports.SECRET_INTERNAL_getScopeContext = getScopeContext;
|
1043 | exports.atom = atom;
|
1044 | exports.unstable_createStore = createStoreForExport;
|
1045 | exports.useAtom = useAtom;
|
1046 | exports.useAtomValue = useAtomValue;
|
1047 | exports.useSetAtom = useSetAtom;
|