Component() — react Function Reference

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/preserve-memo-deps-conditional-property-chain-less-precise-deps.js lines 6–20

function Component({x}) {
  const object = useMemo(() => {
    return identity({
      callback: () => {
        return identity(x.y.z); // accesses more levels of properties than the manual memo
      },
    });
    // x.y as a manual dep only tells us that x is non-nullable, not that x.y is non-nullable
    // we can only take a dep on x.y, not x.y.z
  }, [x.y]);
  const result = useMemo(() => {
    return [object.callback()];
  }, [object]);
  return <ValidateMemoization inputs={[x.y]} output={result} />;
}