28 lines
837 B
JavaScript
28 lines
837 B
JavaScript
import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
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import _createClass from "@babel/runtime/helpers/esm/createClass";
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import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
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// Firefox has low performance of map.
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var CacheMap = /*#__PURE__*/function () {
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function CacheMap() {
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_classCallCheck(this, CacheMap);
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_defineProperty(this, "maps", void 0);
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// Used for cache key
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// `useMemo` no need to update if `id` not change
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_defineProperty(this, "id", 0);
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this.maps = Object.create(null);
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}
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_createClass(CacheMap, [{
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key: "set",
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value: function set(key, value) {
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this.maps[key] = value;
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this.id += 1;
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}
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}, {
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key: "get",
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value: function get(key) {
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return this.maps[key];
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}
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}]);
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return CacheMap;
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}();
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export default CacheMap; |