;;; -*- mode: fundamental; coding: utf-8; indent-tabs-mode: t; -*-

;;
;; even though the triple- and double-hyphen conventions were originally part
;; of (La)TeX, they have become rather common in `plain' ASCII text too.
;;
!([^-])---([^-])					\1—\2
!([^-])--([^-])						\1–\2