checkEvent() — vue Function Reference

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

Function typescript CompilerSFC TemplateTransformer calls 1 called by 1

Entity Profile

CompilerSFC→ TemplateTransformer→ checkEvent() — vue Function Reference

Dependency Diagram

graph TD
  37baf005_61f0_9158_e058_dc71b1339824["checkEvent()"]
  2d4ea1fb_ca3b_f5fc_5e5f_57270428b446["error-detector.ts"]
  37baf005_61f0_9158_e058_dc71b1339824 -->|defined in| 2d4ea1fb_ca3b_f5fc_5e5f_57270428b446
  5fc4a59d_bcb9_be4d_570f_a7dcdb348719["checkNode()"]
  5fc4a59d_bcb9_be4d_570f_a7dcdb348719 -->|calls| 37baf005_61f0_9158_e058_dc71b1339824
  2127ea1b_a77c_06dc_8c70_cd0ff98cb1ca["checkExpression()"]
  37baf005_61f0_9158_e058_dc71b1339824 -->|calls| 2127ea1b_a77c_06dc_8c70_cd0ff98cb1ca
  style 37baf005_61f0_9158_e058_dc71b1339824 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/compiler/error-detector.ts lines 72–83

function checkEvent(exp: string, text: string, warn: Function, range?: Range) {
  const stripped = exp.replace(stripStringRE, '')
  const keywordMatch: any = stripped.match(unaryOperatorsRE)
  if (keywordMatch && stripped.charAt(keywordMatch.index - 1) !== '$') {
    warn(
      `avoid using JavaScript unary operator as property name: ` +
        `"${keywordMatch[0]}" in expression ${text.trim()}`,
      range
    )
  }
  checkExpression(exp, text, warn, range)
}