source: imaps-frontend/node_modules/react-use/lib/useSet.js

main
Last change on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago

Update repo after prototype presentation

  • Property mode set to 100644
File size: 1.4 KB
RevLine 
[d565449]1"use strict";
2Object.defineProperty(exports, "__esModule", { value: true });
3var tslib_1 = require("tslib");
4var react_1 = require("react");
5var useSet = function (initialSet) {
6 if (initialSet === void 0) { initialSet = new Set(); }
7 var _a = react_1.useState(initialSet), set = _a[0], setSet = _a[1];
8 var stableActions = react_1.useMemo(function () {
9 var add = function (item) { return setSet(function (prevSet) { return new Set(tslib_1.__spreadArrays(Array.from(prevSet), [item])); }); };
10 var remove = function (item) {
11 return setSet(function (prevSet) { return new Set(Array.from(prevSet).filter(function (i) { return i !== item; })); });
12 };
13 var toggle = function (item) {
14 return setSet(function (prevSet) {
15 return prevSet.has(item)
16 ? new Set(Array.from(prevSet).filter(function (i) { return i !== item; }))
17 : new Set(tslib_1.__spreadArrays(Array.from(prevSet), [item]));
18 });
19 };
20 return { add: add, remove: remove, toggle: toggle, reset: function () { return setSet(initialSet); }, clear: function () { return setSet(new Set()); } };
21 }, [setSet]);
22 var utils = tslib_1.__assign({ has: react_1.useCallback(function (item) { return set.has(item); }, [set]) }, stableActions);
23 return [set, utils];
24};
25exports.default = useSet;
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