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useFoo() — react Function Reference

Architecture documentation for the useFoo() function in preserve-use-callback-stable-built-ins.ts from the react codebase.

Function typescript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  c28ecc02_b635_57e2_86e4_ddeb3edddf5e["useFoo()"]
  ee552704_f533_83c6_f2c1_4230b75f28b7["preserve-use-callback-stable-built-ins.ts"]
  c28ecc02_b635_57e2_86e4_ddeb3edddf5e -->|defined in| ee552704_f533_83c6_f2c1_4230b75f28b7
  style c28ecc02_b635_57e2_86e4_ddeb3edddf5e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/preserve-memo-validation/preserve-use-callback-stable-built-ins.ts lines 12–28

function useFoo() {
  const [s, setState] = useState();
  const ref = useRef(null);
  const [t, startTransition] = useTransition();
  const [u, addOptimistic] = useOptimistic();
  const [v, dispatch] = useReducer(() => {}, null);
  const [isPending, dispatchAction] = useActionState(() => {}, null);

  return useCallback(() => {
    dispatch();
    startTransition(() => {});
    addOptimistic();
    setState(null);
    dispatchAction();
    ref.current = true;
  }, []);
}

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does useFoo() do?
useFoo() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/preserve-memo-validation/preserve-use-callback-stable-built-ins.ts.
Where is useFoo() defined?
useFoo() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/preserve-memo-validation/preserve-use-callback-stable-built-ins.ts at line 12.

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