@react-hookz/web
Version:
React hooks done right, for browser and SSR.
35 lines (34 loc) • 1.34 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.useToggle = void 0;
var react_1 = require("react");
var resolveHookState_1 = require("../util/resolveHookState");
var __1 = require("..");
/**
* Like `useSafeState`, but can only become `true` or `false`.
*
* State setter, in case called without arguments, will change the state to opposite.
*
* @param initialState Initial toggle state, defaults to false.
*/
function useToggle(initialState) {
if (initialState === void 0) { initialState = false; }
// We dont use useReducer (which would end up with less code), because exposed
// action does not provide functional updates feature.
// Therefore we have to create and expose our own state setter with
// toggle logic.
var _a = (0, __1.useSafeState)(initialState), state = _a[0], setState = _a[1];
return [
state,
(0, react_1.useCallback)(function (nextState) {
setState(function (prevState) {
if (typeof nextState === 'undefined') {
return !prevState;
}
return Boolean((0, resolveHookState_1.resolveHookState)(nextState, prevState));
});
// eslint-disable-next-line react-hooks/exhaustive-deps
}, []),
];
}
exports.useToggle = useToggle;