30 lines
1.1 KiB
JavaScript
30 lines
1.1 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var tslib_1 = require("tslib");
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var react_1 = require("react");
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var useMap = function (initialMap) {
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if (initialMap === void 0) { initialMap = {}; }
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var _a = react_1.useState(initialMap), map = _a[0], set = _a[1];
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var stableActions = react_1.useMemo(function () { return ({
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set: function (key, entry) {
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set(function (prevMap) {
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var _a;
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return (tslib_1.__assign(tslib_1.__assign({}, prevMap), (_a = {}, _a[key] = entry, _a)));
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});
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},
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setAll: function (newMap) {
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set(newMap);
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},
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remove: function (key) {
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set(function (prevMap) {
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var _a = prevMap, _b = key, omit = _a[_b], rest = tslib_1.__rest(_a, [typeof _b === "symbol" ? _b : _b + ""]);
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return rest;
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});
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},
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reset: function () { return set(initialMap); },
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}); }, [set]);
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var utils = tslib_1.__assign({ get: react_1.useCallback(function (key) { return map[key]; }, [map]) }, stableActions);
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return [map, utils];
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};
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exports.default = useMap;
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