masamitsu-murase/mruby-hs-regexp — pull request #3 by bovi (2013-02-19 06:11:16+00:00)
Title: Overwrite Regexp if not yet done

As seen in @mattn's onig-regexp I think it is a nice idea to overwrite the Regexp with your library if not yet done. (https://github.com/mattn/mruby-onig-regexp/blob/master/mrblib/orig_regexp.rb#L176)