react Architecture Docs
Home / Function/ isErr() — react Function Reference

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 5

Entity Profile

Dependency Diagram

graph TD
  8f45c458_198e_ea00_a21c_eae224736051["isErr()"]
  6143aba4_e943_f966_4659_ccde18cc41ea["OkImpl"]
  8f45c458_198e_ea00_a21c_eae224736051 -->|defined in| 6143aba4_e943_f966_4659_ccde18cc41ea
  f0a04cba_f197_dc31_243c_26243c07a3a4["isErr()"]
  f0a04cba_f197_dc31_243c_26243c07a3a4 -->|calls| 8f45c458_198e_ea00_a21c_eae224736051
  f214c28b_2f6d_b5a3_71e1_9a69d9b50455["lower()"]
  f214c28b_2f6d_b5a3_71e1_9a69d9b50455 -->|calls| 8f45c458_198e_ea00_a21c_eae224736051
  33e8ddc7_2075_1da1_7e05_66d1f4c34a3c["codegenFunction()"]
  33e8ddc7_2075_1da1_7e05_66d1f4c34a3c -->|calls| 8f45c458_198e_ea00_a21c_eae224736051
  b2292640_a950_f66a_1a21_4fa1d74f094d["validateNoRefAccessInRenderImpl()"]
  b2292640_a950_f66a_1a21_4fa1d74f094d -->|calls| 8f45c458_198e_ea00_a21c_eae224736051
  da2fbbff_5a50_02e1_6269_0f09c43ccbeb["validateNoSetStateInRenderImpl()"]
  da2fbbff_5a50_02e1_6269_0f09c43ccbeb -->|calls| 8f45c458_198e_ea00_a21c_eae224736051
  f0a04cba_f197_dc31_243c_26243c07a3a4["isErr()"]
  8f45c458_198e_ea00_a21c_eae224736051 -->|calls| f0a04cba_f197_dc31_243c_26243c07a3a4
  style 8f45c458_198e_ea00_a21c_eae224736051 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/Utils/Result.ts lines 134–136

  isErr(): this is ErrImpl<never> {
    return false;
  }

Domain

Subdomains

Defined In

Calls

Called By

Source

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 134.
What does isErr() call?
isErr() calls 1 function(s): isErr.
What calls isErr()?
isErr() is called by 5 function(s): codegenFunction, isErr, lower, validateNoRefAccessInRenderImpl, validateNoSetStateInRenderImpl.

Analyze Your Own Codebase

Get architecture documentation, dependency graphs, and domain analysis for your codebase in minutes.

Try Supermodel Free