wix-style-react/dist/es/src/providers/useIsMounted/useIsMounted.js

wix-style-react

import { useRef, useEffect } from 'react';
// Returns a function that checks whether component is still mounted
const useIsMounted = () => {
    const mountedRef = useRef(true);
    useEffect(() => {
        // React performs the cleanup when the component unmounts
        const cleanup = () => {
            mountedRef.current = false;
        };
        return cleanup;
    }, []);
    return () => mountedRef.current;
};
export default useIsMounted;
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