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useFoo() — react Function Reference

Architecture documentation for the useFoo() function in align-scopes-reactive-scope-overlaps-if.ts from the react codebase.

Function typescript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  17c12692_9bc2_078b_7aa9_fa30e09f1244["useFoo()"]
  8432047c_1de7_c830_5be1_cf3ff1fa3724["align-scopes-reactive-scope-overlaps-if.ts"]
  17c12692_9bc2_078b_7aa9_fa30e09f1244 -->|defined in| 8432047c_1de7_c830_5be1_cf3ff1fa3724
  style 17c12692_9bc2_078b_7aa9_fa30e09f1244 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/align-scopes-reactive-scope-overlaps-if.ts lines 1–14

function useFoo({cond}) {
  let items: any = {};
  b0: {
    if (cond) {
      // Mutable range of `items` begins here, but its reactive scope block
      // should be aligned to above the if-branch
      items = [];
    } else {
      break b0;
    }
    items.push(2);
  }
  return items;
}

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/align-scopes-reactive-scope-overlaps-if.ts.
Where is useFoo() defined?
useFoo() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/align-scopes-reactive-scope-overlaps-if.ts at line 1.

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