parentPaths() — tailwindcss Function Reference

Architecture documentation for the parentPaths() function in prepare-config.ts from the tailwindcss codebase.

Function typescript UpgradeToolkit Codemods called by 1

Entity Profile

UpgradeToolkit→ Codemods→ parentPaths() — tailwindcss Function Reference

Dependency Diagram

graph TD
  83deb7ef_c650_3d7d_4886_a0ff88211528["parentPaths()"]
  c8809718_3b35_1fdb_ff99_94e375c7360a["prepare-config.ts"]
  83deb7ef_c650_3d7d_4886_a0ff88211528 -->|defined in| c8809718_3b35_1fdb_ff99_94e375c7360a
  29edd669_83d1_d2aa_eab9_7e8139fc8b20["detectConfigPath()"]
  29edd669_83d1_d2aa_eab9_7e8139fc8b20 -->|calls| 83deb7ef_c650_3d7d_4886_a0ff88211528
  style 83deb7ef_c650_3d7d_4886_a0ff88211528 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/@tailwindcss-upgrade/src/codemods/template/prepare-config.ts lines 114–133

function* parentPaths(from: string, to: string = from) {
  let fromAbsolute = path.resolve(from)
  let toAbsolute = path.resolve(to)

  if (!fromAbsolute.startsWith(toAbsolute)) {
    throw new Error(`The path ${from} is not a parent of ${to}`)
  }

  if (fromAbsolute === toAbsolute) {
    yield fromAbsolute
    return
  }

  let current = fromAbsolute
  do {
    yield current
    current = path.dirname(current)
  } while (current !== toAbsolute)
  yield toAbsolute
}