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useFoo() — react Function Reference

Architecture documentation for the useFoo() function in useCallback-reordering-depslist-assignment.tsx from the react codebase.

Function tsx TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  274dab5d_ceed_dc9d_e109_5a343b87a481["useFoo()"]
  332554f7_8b84_275e_efd1_f20d0110aff0["useCallback-reordering-depslist-assignment.tsx"]
  274dab5d_ceed_dc9d_e109_5a343b87a481 -->|defined in| 332554f7_8b84_275e_efd1_f20d0110aff0
  style 274dab5d_ceed_dc9d_e109_5a343b87a481 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/preserve-memo-validation/useCallback-reordering-depslist-assignment.tsx lines 6–15

function useFoo(arr1, arr2) {
  const x = [arr1];

  let y;
  const getVal = useCallback(() => {
    return {y};
  }, [((y = x.concat(arr2)), y)]);

  return <Stringify getVal={getVal} shouldInvokeFns={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/useCallback-reordering-depslist-assignment.tsx.
Where is useFoo() defined?
useFoo() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/preserve-memo-validation/useCallback-reordering-depslist-assignment.tsx at line 6.

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