Re: [Boost-users] lambda parse tree access

From: Joel de Guzman (joel_at_[hidden])
Date: 2006-12-16 22:00:18

Sascha Krissler wrote:
> On Sat, Dec 16, 2006 at 06:00:40PM -0800, Eric Niebler wrote:
>> Sascha Krissler wrote:
>>> Hello,
>>>
>>> i am writing a multiple dispatch framework and as i am feeling scientific
>>> i am gonna try to add a predicate dispatch fearure to it.
>> I am actively working on a generic expression template framework called 
>> proto. It is already checked into Boost CVS as part of xpressive (see 
>> boost/xpressive/proto on CVS HEAD). It is also being used in the 
>> development of Spirit-2. I think it would be a very good fit for what 
>> you are trying to do.
> 
> what i need is to analyze the parse tree. so basically i need to access
> all the information on operators, variables, constants and subexpressions
> as metafunctions. so a generic expression template framework is exactly what
> i want. as i want to sort predicates and do other stuff with them, some code
> may be generic enough
> to be included.

You might also be interested with Phoenix which exposes the
parse tree as fusion sequences.

Regards,
-- 
Joel de Guzman
http://www.boost-consulting.com
http://spirit.sf.net