Proto for Boost mailing list page: Re: [proto] Adding stuff in proto operator

Subject: Re: [proto] Adding stuff in proto operator
From: Joel Falcou (joel.falcou_at_[hidden])
Date: 2010-12-28 17:16:28

On 28/12/10 23:13, Eric Niebler wrote:
> On 12/28/2010 5:05 PM, Joel Falcou wrote:
>    
>> Here i smy use case. I guess Eric answer will be "do this at
>> evaluation time"
>>      
> Do this at evaluation time. Just kidding.
>
>    
See :p I was *sure* you will say that :p

> You missed the "Generator" parameter to proto::domain. It's a unary
> function object that accepts all new proto expressions and does
> something to it. That something can include asserting if matrix/vector
> sizes don't match.
>    
Oh snap ! Of course. I just have to make my generator do the same stuff 
than normal
proto generator except asserting before. I also see that i can make this 
Generator subject
to some of our policy to enable?disable this at compile-time.

OK Sold :D