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hoisting() — react Function Reference

Architecture documentation for the hoisting() function in error.todo-hoisting-simple-var-declaration.js from the react codebase.

Function javascript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  11a7d994_b126_c566_36f5_6a6dd7282ede["hoisting()"]
  aca008e2_48f9_0348_1e43_b31ca58652d7["error.todo-hoisting-simple-var-declaration.js"]
  11a7d994_b126_c566_36f5_6a6dd7282ede -->|defined in| aca008e2_48f9_0348_1e43_b31ca58652d7
  style 11a7d994_b126_c566_36f5_6a6dd7282ede fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.todo-hoisting-simple-var-declaration.js lines 1–10

function hoisting() {
  function addOne(b) {
    // a is undefined (only the declaration is hoisted, not the init) but shouldn't throw
    return a + b;
  }
  const result = addOne(2);
  var a = 1;

  return result; // OK: returns NaN. The code is semantically wrong but technically correct
}

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does hoisting() do?
hoisting() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.todo-hoisting-simple-var-declaration.js.
Where is hoisting() defined?
hoisting() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.todo-hoisting-simple-var-declaration.js at line 1.

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