>From: markus liedl

>Reply-To: ruby-talk@ruby-lang.org

>To: ruby-talk@ruby-lang.org (ruby-talk ML)

>Subject: [ruby-talk:20494] Re: YACC & lex and Ruby

>Date: Wed, 29 Aug 2001 10:35:03 +0900

>Dat Nguyen wrote:

> >

> > Is there anything you can do with YACC & lex but can't with Ruby?

>probably you mean Ruby + racc

>I started translating parse.y to a racc format to build a RubyInRuby

>parser.

>The only annoying issue was how to get the stack with the still

>successfully parsed states out of it if an syntax error happens.

>But, can you do that with yacc?

>markus

Perl supposes to replace or to combine awk, sed, grep, shell, etc.

Does Ruby make Yacc & Lex obsolete?

Dat