optimizedDepNeedsInterop() — vite Function Reference

Architecture documentation for the optimizedDepNeedsInterop() function in index.ts from the vite codebase.

Function typescript DependencyOptimizer PreBundler calls 3 called by 1

Entity Profile

DependencyOptimizer→ PreBundler→ optimizedDepNeedsInterop() — vite Function Reference

Dependency Diagram

graph TD
  d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368["optimizedDepNeedsInterop()"]
  2f328851_91ee_fb05_63f0_4f466b9d6250["index.ts"]
  d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368 -->|defined in| 2f328851_91ee_fb05_63f0_4f466b9d6250
  a1fc1de5_905b_efe7_d960_3597604fbdfe["importAnalysisPlugin()"]
  a1fc1de5_905b_efe7_d960_3597604fbdfe -->|calls| d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368
  0e7dedc8_f980_705d_9b47_79e0785d8853["optimizedDepInfoFromFile()"]
  d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368 -->|calls| 0e7dedc8_f980_705d_9b47_79e0785d8853
  60451d3e_8c58_53f5_26c6_c17035d9a884["extractExportsData()"]
  d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368 -->|calls| 60451d3e_8c58_53f5_26c6_c17035d9a884
  77c60311_65fe_efad_3869_31b3a53d27e3["needsInterop()"]
  d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368 -->|calls| 77c60311_65fe_efad_3869_31b3a53d27e3
  style d7d28d2f_0a7a_bed9_0e0f_6db71b4e1368 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/vite/src/node/optimizer/index.ts lines 1384–1399

export async function optimizedDepNeedsInterop(
  environment: Environment,
  metadata: DepOptimizationMetadata,
  file: string,
): Promise<boolean | undefined> {
  const depInfo = optimizedDepInfoFromFile(metadata, file)
  if (depInfo?.src && depInfo.needsInterop === undefined) {
    depInfo.exportsData ??= extractExportsData(environment, depInfo.src)
    depInfo.needsInterop = needsInterop(
      environment,
      depInfo.id,
      await depInfo.exportsData,
    )
  }
  return depInfo?.needsInterop
}