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Component() — react Function Reference

Architecture documentation for the Component() function in repro-false-positive-ref-validation-in-use-effect.js from the react codebase.

Function javascript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  981862f3_b9f3_ff45_8ae0_dd4394120ab8["Component()"]
  db6a19e8_542b_5d5a_3ac6_7452c4cab20e["repro-false-positive-ref-validation-in-use-effect.js"]
  981862f3_b9f3_ff45_8ae0_dd4394120ab8 -->|defined in| db6a19e8_542b_5d5a_3ac6_7452c4cab20e
  style 981862f3_b9f3_ff45_8ae0_dd4394120ab8 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/repro-false-positive-ref-validation-in-use-effect.js lines 7–28

function Component() {
  const params = useHook();
  const update = useCallback(
    partialParams => {
      const nextParams = {
        ...params,
        ...partialParams,
      };
      nextParams.param = 'value';
      console.log(nextParams);
    },
    [params]
  );
  const ref = useRef(null);
  useEffect(() => {
    if (ref.current === null) {
      update();
    }
  }, [update]);

  return 'ok';
}

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does Component() do?
Component() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/repro-false-positive-ref-validation-in-use-effect.js.
Where is Component() defined?
Component() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/repro-false-positive-ref-validation-in-use-effect.js at line 7.

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