On Oct 19, 2005, at 7:51 AM, Kevin Ballard wrote:
> Oniguruma is indeed the regexp engine of Ruby, but are you sure named
> subexpressions aren't already in Ruby?
[snip]
> Hrm, I just tested and it does appear that named subexpressions aren't
> in Ruby 1.8. That's interesting, because I thought Oniguruma supported
> them quite a while ago.

Oniguruma is only the engine in versions 1.9+; versions 1.8- use a  
different regexp engine.