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Last active March 29, 2020 23:47
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For the rare times when you need to do a deep object comparison in React's useCallback
import { useRef } from "react";
import cloneDeep from "lodash.clonedeep";
import isEqual from "lodash.isequal";
const useDeepEqualCallback = (callback: any, deps: any[]) => {
const callbackRef = useRef(callback);
const cachedDeps = useRef(cloneDeep(deps));
if (!isEqual(deps, cachedDeps.current)) {
callbackRef.current = callback;
cachedDeps.current = cloneDeep(deps);
return callbackRef.current;
export default useDeepEqualCallback;
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