/** * copy from https://github.com/react-component/util/blob/9d5cb8946da29e690bead78b2c251da6f7cbd0eb/src/hooks/useState.ts */ import * as React from 'functional-mini/compat'; /** * Same as React.useState but `setState` accept `ignoreDestroy` param to not to setState after destroyed. * We do not make this auto is to avoid real memory leak. * Developer should confirm it's safe to ignore themselves. */ export function useSafeState(defaultValue) { var destroyRef = React.useRef(false); var _a = React.useState(defaultValue), value = _a[0], setValue = _a[1]; React.useEffect(function () { destroyRef.current = false; return function () { destroyRef.current = true; }; }, []); function safeSetState(updater, ignoreDestroy) { if (ignoreDestroy && destroyRef.current) { return; } setValue(updater); } return [value, safeSetState]; }