Function _popd

src/dirs.js:127–153

(options, index)

//@
//@ When no arguments are given, `popd` removes the top directory from the stack and performs a `cd` to the new top directory. The elements are numbered from 0, starting at the first directory listed with dirs (i.e., `popd` is equivalent to `popd +0`). Returns an array of paths in the stack.
function _popd(options, index) {
  if (_isStackIndex(options)) {
    index = options;
    options = '';
  }

  options = common.parseOptions(options, {
    'n': 'no-cd',
    'q': 'quiet',
  });

  if (!_dirStack.length) {
    return common.error('directory stack empty');
  }

  index = _parseStackIndex(index || '+0');

  if (options['no-cd'] || index > 0 || _dirStack.length + index === 0) {
    index = index > 0 ? index - 1 : index;
    _dirStack.splice(index, 1);
  } else {
    var dir = path.resolve(_dirStack.shift());
    _cd('', dir);
  }

  return _dirs(options.quiet ? '-q' : '');
}
exports.popd = _popd;

//@