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Component() — react Function Reference

Architecture documentation for the Component() function in transitive-freeze-array.js from the react codebase.

Function javascript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  8e05afea_1fd8_2a4a_afe9_afcc5d8873ad["Component()"]
  9f7b25de_88cd_1b40_de57_41e34712b446["transitive-freeze-array.js"]
  8e05afea_1fd8_2a4a_afe9_afcc5d8873ad -->|defined in| 9f7b25de_88cd_1b40_de57_41e34712b446
  style 8e05afea_1fd8_2a4a_afe9_afcc5d8873ad fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/transitive-freeze-array.js lines 4–12

function Component(props) {
  const x = {};
  const y = {};
  const items = [x, y];
  items.pop();
  <div>{items}</div>; // note: enablePreserveExistingMemoizationGuarantees only visits function expressions, not arrays, so this doesn't freeze x/y
  mutate(y); // ok! not part of `items` anymore bc of items.pop()
  return [x, y, items];
}

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/transitive-freeze-array.js.
Where is Component() defined?
Component() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/transitive-freeze-array.js at line 4.

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