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{ chownr, chownrSync } from 'chownr'\nimport fs from 'fs'\nimport { mkdirp, mkdirpSync } from 'mkdirp'\nimport path from 'node:path'\nimport { CwdError } from './cwd-error.js'\nimport { normalizeWindowsPath } from './normalize-windows-path.js'\nimport { SymlinkError } from './symlink-error.js'\n\nexport type MkdirOptions = {\n  uid?: number\n  gid?: number\n  processUid?: number\n  processGid?: number\n  umask?: number\n  preserve: boolean\n  unlink: boolean\n  cache: Map<string, boolean>\n  cwd: string\n  mode: number\n}\n\nexport type MkdirError =\n  | NodeJS.ErrnoException\n  | CwdError\n  | SymlinkError\n\nconst cGet = (cache: Map<string, boolean>, key: string) =>\n  cache.get(normalizeWindowsPath(key))\nconst cSet = (\n  cache: Map<string, boolean>,\n  key: string,\n  val: boolean,\n) => cache.set(normalizeWindowsPath(key), val)\n\nconst checkCwd = (\n  dir: string,\n  cb: (er?: null | MkdirError) => any,\n) => {\n  fs.stat(dir, (er, st) => {\n    if (er || !st.isDirectory()) {\n      er = new CwdError(\n        dir,\n        (er as NodeJS.ErrnoException)?.code || 'ENOTDIR',\n      )\n    }\n    cb(er)\n  })\n}\n\n/**\n * Wrapper around mkdirp for tar's needs.\n *\n * The main purpose is to avoid creating directories if we know that\n * they already exist (and track which ones exist for this purpose),\n * and prevent entries from being extracted into symlinked folders,\n * if `preservePaths` is not set.\n */\nexport const mkdir = (\n  dir: string,\n  opt: MkdirOptions,\n  cb: (er?: null | MkdirError, made?: string) => void,\n) => {\n  dir = normalizeWindowsPath(dir)\n\n  // if there's any overlap between mask and mode,\n  // then we'll need an explicit chmod\n  /* c8 ignore next */\n  const umask = opt.umask ?? 0o22\n  const mode = opt.mode | 0o0700\n  const needChmod = (mode & umask) !== 0\n\n  const uid = opt.uid\n  const gid = opt.gid\n  const doChown =\n    typeof uid === 'number' &&\n    typeof gid === 'number' &&\n    (uid !== opt.processUid || gid !== opt.processGid)\n\n  const preserve = opt.preserve\n  const unlink = opt.unlink\n  const cache = opt.cache\n  const cwd = normalizeWindowsPath(opt.cwd)\n\n  const done = (er?: null | MkdirError, created?: string) => {\n    if (er) {\n      cb(er)\n    } else {\n      cSet(cache, dir, true)\n      if (created && doChown) {\n        chownr(created, uid, gid, er =>\n          done(er as NodeJS.ErrnoException),\n        )\n      } else if (needChmod) {\n        fs.chmod(dir, mode, cb)\n      } else {\n        cb()\n      }\n    }\n  }\n\n  if (cache && cGet(cache, dir) === true) {\n    return done()\n  }\n\n  if (dir === cwd) {\n    return checkCwd(dir, done)\n  }\n\n  if (preserve) {\n    return mkdirp(dir, { mode }).then(\n      made => done(null, made ?? undefined), // oh, ts\n      done,\n    )\n  }\n\n  const sub = normalizeWindowsPath(path.relative(cwd, dir))\n  const parts = sub.split('/')\n  mkdir_(cwd, parts, mode, cache, unlink, cwd, undefined, done)\n}\n\nconst mkdir_ = (\n  base: string,\n  parts: string[],\n  mode: number,\n  cache: Map<string, boolean>,\n  unlink: boolean,\n  cwd: string,\n  created: string | undefined,\n  cb: (er?: null | MkdirError, made?: string) => void,\n): void => {\n  if (!parts.length) {\n    return cb(null, created)\n  }\n  const p = parts.shift()\n  const part = normalizeWindowsPath(path.resolve(base + '/' + p))\n  if (cGet(cache, part)) {\n    return mkdir_(part, parts, mode, cache, unlink, cwd, created, cb)\n  }\n  fs.mkdir(\n    part,\n    mode,\n    onmkdir(part, parts, mode, cache, unlink, cwd, created, cb),\n  )\n}\n\nconst onmkdir =\n  (\n    part: string,\n    parts: string[],\n    mode: number,\n    cache: Map<string, boolean>,\n    unlink: boolean,\n    cwd: string,\n    created: string | undefined,\n    cb: (er?: null | MkdirError, made?: string) => void,\n  ) =>\n  (er?: null | NodeJS.ErrnoException) => {\n    if (er) {\n      fs.lstat(part, (statEr, st) => {\n        if (statEr) {\n          statEr.path =\n            statEr.path && normalizeWindowsPath(statEr.path)\n          cb(statEr)\n        } else if (st.isDirectory()) {\n          mkdir_(part, parts, mode, cache, unlink, cwd, created, cb)\n        } else if (unlink) {\n          fs.unlink(part, er => {\n            if (er) {\n              return cb(er)\n            }\n            fs.mkdir(\n              part,\n              mode,\n              onmkdir(\n                part,\n                parts,\n                mode,\n                cache,\n                unlink,\n                cwd,\n                created,\n                cb,\n              ),\n            )\n          })\n        } else if (st.isSymbolicLink()) {\n          return cb(\n            new SymlinkError(part, part + '/' + parts.join('/')),\n          )\n        } else {\n          cb(er)\n        }\n      })\n    } else {\n      created = created || part\n      mkdir_(part, parts, mode, cache, unlink, cwd, created, cb)\n    }\n  }\n\nconst checkCwdSync = (dir: string) => {\n  let ok = false\n  let code: string | undefined = undefined\n  try {\n    ok = fs.statSync(dir).isDirectory()\n  } catch (er) {\n    code = (er as NodeJS.ErrnoException)?.code\n  } finally {\n    if (!ok) {\n      throw new CwdError(dir, code ?? 'ENOTDIR')\n    }\n  }\n}\n\nexport const mkdirSync = (dir: string, opt: MkdirOptions) => {\n  dir = normalizeWindowsPath(dir)\n  // if there's any overlap between mask and mode,\n  // then we'll need an explicit chmod\n  /* c8 ignore next */\n  const umask = opt.umask ?? 0o22\n  const mode = opt.mode | 0o700\n  const needChmod = (mode & umask) !== 0\n\n  const uid = opt.uid\n  const gid = opt.gid\n  const doChown =\n    typeof uid === 'number' &&\n    typeof gid === 'number' &&\n    (uid !== opt.processUid || gid !== opt.processGid)\n\n  const preserve = opt.preserve\n  const unlink = opt.unlink\n  const cache = opt.cache\n  const cwd = normalizeWindowsPath(opt.cwd)\n\n  const done = (created?: string | undefined) => {\n    cSet(cache, dir, true)\n    if (created && doChown) {\n      chownrSync(created, uid, gid)\n    }\n    if (needChmod) {\n      fs.chmodSync(dir, mode)\n    }\n  }\n\n  if (cache && cGet(cache, dir) === true) {\n    return done()\n  }\n\n  if (dir === cwd) {\n    checkCwdSync(cwd)\n    return done()\n  }\n\n  if (preserve) {\n    return done(mkdirpSync(dir, mode) ?? undefined)\n  }\n\n  const sub = normalizeWindowsPath(path.relative(cwd, dir))\n  const parts = sub.split('/')\n  let created: string | undefined = undefined\n  for (\n    let p = parts.shift(), part = cwd;\n    p && (part += '/' + p);\n    p = parts.shift()\n  ) {\n    part = normalizeWindowsPath(path.resolve(part))\n    if (cGet(cache, part)) {\n      continue\n    }\n\n    try {\n      fs.mkdirSync(part, mode)\n      created = created || part\n      cSet(cache, part, true)\n    } catch (er) {\n      const st = fs.lstatSync(part)\n      if (st.isDirectory()) {\n        cSet(cache, part, true)\n        continue\n      } else if (unlink) {\n        fs.unlinkSync(part)\n        fs.mkdirSync(part, mode)\n        created = created || part\n        cSet(cache, part, true)\n        continue\n      } else if (st.isSymbolicLink()) {\n        return new SymlinkError(part, part + '/' + parts.join('/'))\n      }\n    }\n  }\n\n  return done(created)\n}\n"]}