emptyDir() — vite Function Reference

Architecture documentation for the emptyDir() function in utils.ts from the vite codebase.

Function typescript ViteCore ConfigEngine calls 1 called by 1

Entity Profile

ViteCore→ ConfigEngine→ emptyDir() — vite Function Reference

Dependency Diagram

graph TD
  3fbde17a_4cd2_7c18_fa87_ea844479d120["emptyDir()"]
  031bc221_67a8_c579_f2bf_bb30a08beeb2["utils.ts"]
  3fbde17a_4cd2_7c18_fa87_ea844479d120 -->|defined in| 031bc221_67a8_c579_f2bf_bb30a08beeb2
  3751e751_4133_da1f_af25_4267e85adc15["prepareOutDir()"]
  3751e751_4133_da1f_af25_4267e85adc15 -->|calls| 3fbde17a_4cd2_7c18_fa87_ea844479d120
  51afdf58_3045_64b1_cf5b_929b1091e877["get()"]
  3fbde17a_4cd2_7c18_fa87_ea844479d120 -->|calls| 51afdf58_3045_64b1_cf5b_929b1091e877
  style 3fbde17a_4cd2_7c18_fa87_ea844479d120 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/vite/src/node/utils.ts lines 589–623

export function emptyDir(dir: string, skip?: string[]): void {
  const skipInDir: string[] = []
  let nested: Map<string, string[]> | null = null
  if (skip?.length) {
    for (const file of skip) {
      if (path.dirname(file) !== '.') {
        const matched = splitFirstDirRE.exec(file)
        if (matched) {
          nested ??= new Map()
          const [, nestedDir, skipPath] = matched
          let nestedSkip = nested.get(nestedDir)
          if (!nestedSkip) {
            nestedSkip = []
            nested.set(nestedDir, nestedSkip)
          }
          if (!nestedSkip.includes(skipPath)) {
            nestedSkip.push(skipPath)
          }
        }
      } else {
        skipInDir.push(file)
      }
    }
  }
  for (const file of fs.readdirSync(dir)) {
    if (skipInDir.includes(file)) {
      continue
    }
    if (nested?.has(file)) {
      emptyDir(path.resolve(dir, file), nested.get(file))
    } else {
      fs.rmSync(path.resolve(dir, file), { recursive: true, force: true })
    }
  }
}