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isErr() — react Function Reference

Architecture documentation for the isErr() function in Result.ts from the react codebase.

Function typescript BabelCompiler Validation calls 1 called by 3

Entity Profile

Dependency Diagram

graph TD
  f0a04cba_f197_dc31_243c_26243c07a3a4["isErr()"]
  60c9f47e_5e2a_7370_4937_5fc3db1deb1e["ErrImpl"]
  f0a04cba_f197_dc31_243c_26243c07a3a4 -->|defined in| 60c9f47e_5e2a_7370_4937_5fc3db1deb1e
  8f45c458_198e_ea00_a21c_eae224736051["isErr()"]
  8f45c458_198e_ea00_a21c_eae224736051 -->|calls| f0a04cba_f197_dc31_243c_26243c07a3a4
  db0bec13_2016_3880_d2b9_adcd797cdf2c["processFn()"]
  db0bec13_2016_3880_d2b9_adcd797cdf2c -->|calls| f0a04cba_f197_dc31_243c_26243c07a3a4
  535369af_370f_d1a4_e72e_56482eceef72["lowerFunction()"]
  535369af_370f_d1a4_e72e_56482eceef72 -->|calls| f0a04cba_f197_dc31_243c_26243c07a3a4
  8f45c458_198e_ea00_a21c_eae224736051["isErr()"]
  f0a04cba_f197_dc31_243c_26243c07a3a4 -->|calls| 8f45c458_198e_ea00_a21c_eae224736051
  style f0a04cba_f197_dc31_243c_26243c07a3a4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/Utils/Result.ts lines 212–214

  isErr(): this is ErrImpl<E> {
    return true;
  }

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Defined In

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Frequently Asked Questions

What does isErr() do?
isErr() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/Utils/Result.ts.
Where is isErr() defined?
isErr() is defined in compiler/packages/babel-plugin-react-compiler/src/Utils/Result.ts at line 212.
What does isErr() call?
isErr() calls 1 function(s): isErr.
What calls isErr()?
isErr() is called by 3 function(s): isErr, lowerFunction, processFn.

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