Re: [boost] [fusion][parameter] a solution for namedparameters/parameter packs using fusion maps

From: Peter Dimov (pdimov_at_[hidden])
Date: 2008-08-13 15:07:34

David Abrahams:
> on Wed Aug 13 2008, "Peter Dimov" <pdimov-AT-pdimov.com> wrote:
> 
>> Stjepan Rajko:
>>
>>> function_taking_both( label("hello") & size(1) );
>>
>> FWIW, I've been using this in a context where I needed "arbitrary"
>> argument lists and it works. It has the advantage that the caller only
>> needs to know about label and size, the eventual callee only needs to
>> know about the arguments it recognizes and can ignore the rest, and
>> the intermediate layers can pass everything downstream as-is without
>> knowing about anything. 
> 
> Why is everyone hand-rolling the functionality we already have in
> Boost.Parameter?

I hand-rolled it in 2002. :-)