Re: [boost] [Fit]Â formal review starts today

Subject: Re: [boost] [Fit] formal review starts today
From: Paul Fultz II (pfultz2_at_[hidden])
Date: 2016-03-04 19:11:33

On Friday, March 4, 2016 at 5:19:52 PM UTC-6, Steven Watanabe wrote:
>
> AMDG 
>
> On 03/04/2016 11:55 AM, Vicente J. Botet Escriba wrote: 
> > 
> > Even if you are not for the library in its current state your comments 
> > will help a lot to improve it, so please, could you reconsider to give 
> > us more feedback on other parts of the library? 
> > 
>
>   I suspect that I'd be saying a lot of the 
> same things over again.  For example: 
>
> #include <boost/fit/conditional.hpp> 
>
> struct identity { 
>     template<class T> 
>     T operator()(T t) { return t; } 
> }; 
>
> int main() { 
>     boost::fit::conditional(identity(), identity())(0); 
> } 
>
> 1> boost\fit\conditional.hpp(84): error C2500: 
> 'boost::fit::detail::conditional_kernel<F1,F2>': 'identity' is already a 
> direct base class 
> 1>          with 
> 1>          [ 
> 1>              F1=identity, 
> 1>              F2=identity 
> 1>          ] 
> 1> 
>

This is by design. I should document this. It makes absolutely no sense to
pass the same function to conditional, and is most likely a mistake in the
users code.
 

>
> In Christ, 
> Steven Watanabe 
>
>
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