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useFoo() — react Function Reference

Architecture documentation for the useFoo() function in array-map-named-chained-callbacks.js from the react codebase.

Function javascript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  234533cb_a78c_7255_9551_86b2021b89e1["useFoo()"]
  d06b995a_dd58_d320_6343_ec018d9ad092["array-map-named-chained-callbacks.js"]
  234533cb_a78c_7255_9551_86b2021b89e1 -->|defined in| d06b995a_dd58_d320_6343_ec018d9ad092
  style 234533cb_a78c_7255_9551_86b2021b89e1 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/inner-function/nullable-objects/array-map-named-chained-callbacks.js lines 8–16

function useFoo({arr1, arr2}) {
  const getVal1 = () => arr1[0].value;
  const cb1 = e => getVal1() + e.value;
  const x = arr1.map(cb1);
  const getVal2 = () => arr2[0].value;
  const cb2 = e => getVal2() + e.value;
  const y = arr1.map(cb2);
  return [x, y];
}

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/inner-function/nullable-objects/array-map-named-chained-callbacks.js.
Where is useFoo() defined?
useFoo() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/inner-function/nullable-objects/array-map-named-chained-callbacks.js at line 8.

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