checkIdentifier() — vue Function Reference

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

Function typescript TemplateCompiler Optimizer called by 1

Entity Profile

TemplateCompiler→ Optimizer→ checkIdentifier() — vue Function Reference

Dependency Diagram

graph TD
  5987b88a_40c9_ad94_7c89_4a0f504cdb41["checkIdentifier()"]
  ace53621_f03d_52e7_aefa_f706711cfd0f["checkFor()"]
  ace53621_f03d_52e7_aefa_f706711cfd0f -->|calls| 5987b88a_40c9_ad94_7c89_4a0f504cdb41
  style 5987b88a_40c9_ad94_7c89_4a0f504cdb41 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)
    }
  }
}