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isError() — react Function Reference

Architecture documentation for the isError() function in Program.ts from the react codebase.

Function typescript BabelCompiler Entrypoint calls 1 called by 1

Entity Profile

Dependency Diagram

graph TD
  264063c3_b362_64c4_c5db_e32a7b08f3fe["isError()"]
  9aa4477d_960b_1ea1_b6d9_36076aaa70bd["Program.ts"]
  264063c3_b362_64c4_c5db_e32a7b08f3fe -->|defined in| 9aa4477d_960b_1ea1_b6d9_36076aaa70bd
  4f591349_3d90_e4e5_51a6_a3b7ad077584["handleError()"]
  4f591349_3d90_e4e5_51a6_a3b7ad077584 -->|calls| 264063c3_b362_64c4_c5db_e32a7b08f3fe
  f934923b_6a3e_86c4_15a3_f2d28d845e7c["hasErrors()"]
  264063c3_b362_64c4_c5db_e32a7b08f3fe -->|calls| f934923b_6a3e_86c4_15a3_f2d28d845e7c
  style 264063c3_b362_64c4_c5db_e32a7b08f3fe fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/Entrypoint/Program.ts lines 146–148

function isError(err: unknown): boolean {
  return !(err instanceof CompilerError) || err.hasErrors();
}

Domain

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Defined In

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Frequently Asked Questions

What does isError() do?
isError() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/Entrypoint/Program.ts.
Where is isError() defined?
isError() is defined in compiler/packages/babel-plugin-react-compiler/src/Entrypoint/Program.ts at line 146.
What does isError() call?
isError() calls 1 function(s): hasErrors.
What calls isError()?
isError() is called by 1 function(s): handleError.

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