;;; utils --- Summary

;;; Commentary:

;;; Code:

(defun nil-or-list-of-strings-p (var)
  "Return t if VAR is either nil or a list holding only strings."
  (or (null var)
      (not (null (delq nil
            (mapcar (lambda (x) (and (stringp x) x)) var))))))

(provide 'utils)
;;; utils.el ends here