canNeverBeRef() — vue Function Reference

Architecture documentation for the canNeverBeRef() function in compileScript.ts from the vue codebase.

Function typescript CompilerSFC ScriptAnalyzer calls 1 called by 1

Entity Profile

CompilerSFC→ ScriptAnalyzer→ canNeverBeRef() — vue Function Reference

Dependency Diagram

graph TD
  e9b7981d_dc91_839a_17f5_a4ecd20a5b0f["canNeverBeRef()"]
  b9f12a63_b611_1b00_0717_3ff21d7ce156["compileScript.ts"]
  e9b7981d_dc91_839a_17f5_a4ecd20a5b0f -->|defined in| b9f12a63_b611_1b00_0717_3ff21d7ce156
  b5dd2b92_1eb8_9be8_c96d_7d157359d180["walkDeclaration()"]
  b5dd2b92_1eb8_9be8_c96d_7d157359d180 -->|calls| e9b7981d_dc91_839a_17f5_a4ecd20a5b0f
  72aee498_7b56_2d69_75c1_073eba5bb101["isCallOf()"]
  e9b7981d_dc91_839a_17f5_a4ecd20a5b0f -->|calls| 72aee498_7b56_2d69_75c1_073eba5bb101
  style e9b7981d_dc91_839a_17f5_a4ecd20a5b0f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/compiler-sfc/src/compileScript.ts lines 1630–1656

function canNeverBeRef(node: Node, userReactiveImport: string): boolean {
  if (isCallOf(node, userReactiveImport)) {
    return true
  }
  switch (node.type) {
    case 'UnaryExpression':
    case 'BinaryExpression':
    case 'ArrayExpression':
    case 'ObjectExpression':
    case 'FunctionExpression':
    case 'ArrowFunctionExpression':
    case 'UpdateExpression':
    case 'ClassExpression':
    case 'TaggedTemplateExpression':
      return true
    case 'SequenceExpression':
      return canNeverBeRef(
        node.expressions[node.expressions.length - 1],
        userReactiveImport
      )
    default:
      if (node.type.endsWith('Literal')) {
        return true
      }
      return false
  }
}