Function LOOP

lib/fs.js:3447–3477

()

  // Walk down the path, swapping out linked path parts for their real
  // values
  function LOOP() {
    // Stop if scanned past end of path
    if (pos >= p.length) {
      return callback(null, encodeRealpathResult(p, options));
    }

    // find the next part
    const result = nextPart(p, pos);
    previous = current;
    if (result === -1) {
      const last = StringPrototypeSlice(p, pos);
      current += last;
      base = previous + last;
      pos = p.length;
    } else {
      current += StringPrototypeSlice(p, pos, result + 1);
      base = previous + StringPrototypeSlice(p, pos, result);
      pos = result + 1;
    }

    // Continue if not a symlink, break if a pipe/socket
    if (knownHard.has(base)) {
      if (isFileType(statValues, S_IFIFO) ||
          isFileType(statValues, S_IFSOCK)) {
        return callback(null, encodeRealpathResult(p, options));
      }
      return process.nextTick(LOOP);
    }

    return fs.lstat(base, { bigint: true }, gotStat);
  }

  function gotStat(err, stats) {
    if (err) return callback(err);