checkIdentifier() — vue Function Reference

Architecture documentation for the checkIdentifier() function in error-detector.ts from the vue codebase.

Function typescript CompilerSFC ScriptCompiler called by 1

Entity Profile

CompilerSFC→ ScriptCompiler→ checkIdentifier() — vue Function Reference

Dependency Diagram

graph TD
  a1a91bd7_8c01_943a_1aa4_20a2c2c2b36a["checkIdentifier()"]
  da6ee129_b19b_d0f1_26f1_e03a0847421e["checkFor()"]
  da6ee129_b19b_d0f1_26f1_e03a0847421e -->|calls| a1a91bd7_8c01_943a_1aa4_20a2c2c2b36a
  style a1a91bd7_8c01_943a_1aa4_20a2c2c2b36a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/compiler/error-detector.ts lines 97–111

function checkIdentifier(
  ident: string | null | undefined,
  type: string,
  text: string,
  warn: Function,
  range?: Range
) {
  if (typeof ident === 'string') {
    try {
      new Function(`var ${ident}=_`)
    } catch (e: any) {
      warn(`invalid ${type} "${ident}" in expression: ${text.trim()}`, range)
    }
  }
}