resolveLibCssFilename() — vite Function Reference

Architecture documentation for the resolveLibCssFilename() function in css.ts from the vite codebase.

Function typescript PluginSystem AssetManagement calls 2 called by 1

Entity Profile

PluginSystem→ AssetManagement→ resolveLibCssFilename() — vite Function Reference

Dependency Diagram

graph TD
  e4b69431_16f5_26e1_f535_a4b0b9b0b4a7["resolveLibCssFilename()"]
  c3eb47df_971b_0616_6c9f_29b3ded72224["css.ts"]
  e4b69431_16f5_26e1_f535_a4b0b9b0b4a7 -->|defined in| c3eb47df_971b_0616_6c9f_29b3ded72224
  cd131d16_e223_ab79_1b7c_8ea449ae51a2["cssPostPlugin()"]
  cd131d16_e223_ab79_1b7c_8ea449ae51a2 -->|calls| e4b69431_16f5_26e1_f535_a4b0b9b0b4a7
  d0858125_c73b_0a0a_6dee_ba3fba7e64aa["findNearestMainPackageData()"]
  e4b69431_16f5_26e1_f535_a4b0b9b0b4a7 -->|calls| d0858125_c73b_0a0a_6dee_ba3fba7e64aa
  fe8bc927_e27a_2239_42e3_9e3039ed9b56["getPkgName()"]
  e4b69431_16f5_26e1_f535_a4b0b9b0b4a7 -->|calls| fe8bc927_e27a_2239_42e3_9e3039ed9b56
  style e4b69431_16f5_26e1_f535_a4b0b9b0b4a7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/vite/src/node/plugins/css.ts lines 3519–3539

export function resolveLibCssFilename(
  libOptions: LibraryOptions,
  root: string,
  packageCache?: PackageCache,
): string {
  if (typeof libOptions.cssFileName === 'string') {
    return `${libOptions.cssFileName}.css`
  } else if (typeof libOptions.fileName === 'string') {
    return `${libOptions.fileName}.css`
  }

  const packageJson = findNearestMainPackageData(root, packageCache)?.data
  const name = packageJson ? getPkgName(packageJson.name) : undefined

  if (!name)
    throw new Error(
      'Name in package.json is required if option "build.lib.cssFileName" is not provided.',
    )

  return `${name}.css`
}