From: Jun Young Kim Date: 2008-12-12T13:56:37+09:00 Subject: How to parse regular expression by using Treetop parse lib? Hi , all There is a ruby parse library , as you know, called "Treetop". some part of logic in my program try to parse regular expressions as a single token. let me give example for easy understanding. translate /[aeiou]/ "*" this means translate all chars having a /[aeiou]/ to *. any idea to create rule to parse it ?