Regex::Diagram.pm development page I wrote a Perl Module which parses a regex and draws a diagram of it. I use this module to write a textbook for my tutorial at Perl/Ruby Conference in Kyoto. Here's a (huge) example: Surprised? The module produces this chart AUTOMATICALLY from the regex! Actually, it generates a Tgif's object file. Thus you can edit, print, make eps, png, pdf... with Tgif. The cu