From: hatespyware@... (anon luker)
Date: 2004-03-05T21:49:46+09:00
Subject: Re: perl6 grammar rules in ruby

Could you please explain your take on the relationship between regular
expressions and dynamic parsers?  Or regular expressions and grammar
specifications?  Your argument that Ruby needs language-level support
for dynamic parsers seems to be based on one of these opaque
relationships.

Charles Comstock <cc1@cec.wustl.edu> wrote in message news:<c29bp7$jph$1@newsreader.wustl.edu>...
> Maybe if the next regex engine for ruby had some sort of embeddable code 
> block, then something like this could be implemented as a module, 
> ensuring it was true to existing syntax and symantics.
> Unfortuneatly I don't really like embeddable code blocks in a regex 
> unless it is through a grammar syntax, as it seems like a more difficult 
> concept to grasp then the .. and ... operators.  Definitely something 
> that needs more discussion though I believe.
> 
> Charles Comstock