getImportBindings() — vite Function Reference

Architecture documentation for the getImportBindings() function in rolldown.dts.config.ts from the vite codebase.

Function typescript HMRClient WebSocketTransport calls 1 called by 1

Entity Profile

HMRClient→ WebSocketTransport→ getImportBindings() — vite Function Reference

Dependency Diagram

graph TD
  c42be05d_966b_a923_ad97_eca3f7685621["getImportBindings()"]
  c2239521_b59e_589c_03c3_99028d5442bd["rolldown.dts.config.ts"]
  c42be05d_966b_a923_ad97_eca3f7685621 -->|defined in| c2239521_b59e_589c_03c3_99028d5442bd
  c95eddef_3bfe_b2eb_a638_ac6578c67700["getAllImportBindings()"]
  c95eddef_3bfe_b2eb_a638_ac6578c67700 -->|calls| c42be05d_966b_a923_ad97_eca3f7685621
  65135db8_8ed7_6a52_8043_b6b6aa693f76["stringifyModuleExportName()"]
  c42be05d_966b_a923_ad97_eca3f7685621 -->|calls| 65135db8_8ed7_6a52_8043_b6b6aa693f76
  style c42be05d_966b_a923_ad97_eca3f7685621 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/vite/rolldown.dts.config.ts lines 172–200

function getImportBindings(
  node: Directive | Statement,
): ImportBindings | undefined {
  if (node.type === 'ImportDeclaration') {
    return {
      id: node.source.value,
      bindings: node.specifiers.map((s) =>
        s.type === 'ImportDefaultSpecifier'
          ? 'default'
          : s.type === 'ImportNamespaceSpecifier'
            ? '*'
            : stringifyModuleExportName(s.imported),
      ),
      locals: node.specifiers.map((s) => s.local.name),
    }
  }
  if (node.type === 'ExportNamedDeclaration') {
    if (!node.source) return undefined
    return {
      id: node.source.value,
      bindings: node.specifiers.map((s) => stringifyModuleExportName(s.local)),
      locals: [],
    }
  }
  if (node.type === 'ExportAllDeclaration') {
    if (!node.source) return undefined
    return { id: node.source.value, bindings: ['*'], locals: [] }
  }
}