14 lines
301 B
TypeScript
14 lines
301 B
TypeScript
import { useRef, useEffect, useCallback } from 'react';
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export default function useIsMounted(): () => boolean {
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const ref = useRef(false);
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useEffect(() => {
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ref.current = true;
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return () => {
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ref.current = false;
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};
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}, []);
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return useCallback(() => ref.current, [ref]);
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}
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