On Mon, 2005-10-10 at 03:50 +0900, Edgardo Hames wrote:

> I'm looking for a nice parser generator which given an EBNF grammar
> can build an AST and Rockit seems a very good option. 
> 
Depending on what you are after, the EBNF and attributes, one of
the Coco/R tools may be suitable.  There are two, one pure Ruby and
the other for C extensions.  Note that they are both LL(1) with 
single token look-ahead, so that may, or may not, suit your
style.

Regards,

-mark.