Re: [Boost-users] [proto] : Proto transform with state

Subject: Re: [Boost-users] [proto] : Proto transform with state
From: Eric Niebler (eric_at_[hidden])
Date: 2010-11-18 12:59:58

On 11/18/2010 12:31 PM, Dave Abrahams wrote:
> On Wed, Nov 17, 2010 at 1:46 PM, Eric Niebler <eric_at_[hidden]> wrote:
> 
>> See the attached code. I wish I had a better answer. It sure would be
>> nice to generalize this for other times when new state needs to bubble
>> up and back down.
> 
> Forgive me if I'm telling you something you already know, but there's
> probably already an abstraction for this out there; it sounds like
> classic attribute-grammar stuff.

If you have more insights to share, I'm all ears. I don't know enough
about attribute-grammar to see the applicability.

-- 
Eric Niebler
BoostPro Computing
http://www.boostpro.com