usehooks-ts
Version:
React hook library, ready to use, written in Typescript.
32 lines • 1.15 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var react_1 = require("react");
function useMap(initialState) {
if (initialState === void 0) { initialState = new Map(); }
var _a = (0, react_1.useState)(new Map(initialState)), map = _a[0], setMap = _a[1];
var actions = {
set: (0, react_1.useCallback)(function (key, value) {
setMap(function (prev) {
var copy = new Map(prev);
copy.set(key, value);
return copy;
});
}, []),
setAll: (0, react_1.useCallback)(function (entries) {
setMap(function () { return new Map(entries); });
}, []),
remove: (0, react_1.useCallback)(function (key) {
setMap(function (prev) {
var copy = new Map(prev);
copy.delete(key);
return copy;
});
}, []),
reset: (0, react_1.useCallback)(function () {
setMap(function () { return new Map(); });
}, []),
};
return [map, actions];
}
exports.default = useMap;
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