checkNode() — vue Function Reference

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

Function typescript VueCore GlobalAPI calls 4 called by 1

Entity Profile

VueCore→ GlobalAPI→ checkNode() — vue Function Reference

Dependency Diagram

graph TD
  90b3f438_ac24_92d6_a5de_89063016d3c3["checkNode()"]
  082d4686_2778_e118_a80c_c4ffc89177dc["error-detector.ts"]
  90b3f438_ac24_92d6_a5de_89063016d3c3 -->|defined in| 082d4686_2778_e118_a80c_c4ffc89177dc
  e66ee5bd_47db_4014_39bb_43bc88cdcf05["detectErrors()"]
  e66ee5bd_47db_4014_39bb_43bc88cdcf05 -->|calls| 90b3f438_ac24_92d6_a5de_89063016d3c3
  4dd3d0a2_6743_9355_edda_f6ccca131e23["checkFor()"]
  90b3f438_ac24_92d6_a5de_89063016d3c3 -->|calls| 4dd3d0a2_6743_9355_edda_f6ccca131e23
  aa6240aa_9975_79b4_fb7f_a1e66f59e75b["checkFunctionParameterExpression()"]
  90b3f438_ac24_92d6_a5de_89063016d3c3 -->|calls| aa6240aa_9975_79b4_fb7f_a1e66f59e75b
  dd3e74a7_0a97_f4de_00bd_a2dd582148b6["checkEvent()"]
  90b3f438_ac24_92d6_a5de_89063016d3c3 -->|calls| dd3e74a7_0a97_f4de_00bd_a2dd582148b6
  16af5098_ed3e_ff8b_033a_83bfef03c28a["checkExpression()"]
  90b3f438_ac24_92d6_a5de_89063016d3c3 -->|calls| 16af5098_ed3e_ff8b_033a_83bfef03c28a
  style 90b3f438_ac24_92d6_a5de_89063016d3c3 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/compiler/error-detector.ts lines 38–70

function checkNode(node: ASTNode, warn: Function) {
  if (node.type === 1) {
    for (const name in node.attrsMap) {
      if (dirRE.test(name)) {
        const value = node.attrsMap[name]
        if (value) {
          const range = node.rawAttrsMap[name]
          if (name === 'v-for') {
            checkFor(node, `v-for="${value}"`, warn, range)
          } else if (name === 'v-slot' || name[0] === '#') {
            checkFunctionParameterExpression(
              value,
              `${name}="${value}"`,
              warn,
              range
            )
          } else if (onRE.test(name)) {
            checkEvent(value, `${name}="${value}"`, warn, range)
          } else {
            checkExpression(value, `${name}="${value}"`, warn, range)
          }
        }
      }
    }
    if (node.children) {
      for (let i = 0; i < node.children.length; i++) {
        checkNode(node.children[i], warn)
      }
    }
  } else if (node.type === 2) {
    checkExpression(node.expression, node.text, warn, node)
  }
}