Re: [Boost-users] [concept check][mpl] (Conditional) Concept checking for functions

Subject: Re: [Boost-users] [concept check][mpl] (Conditional) Concept checking for functions
From: Jesse Perla (jesseperla_at_[hidden])
Date: 2009-03-31 09:06:34

On Mon, Mar 30, 2009 at 10:41 PM, Steven Watanabe <watanabesj_at_[hidden]>wrote:

> You could do it like this, but I doubt the error messages
> from deep inside boost::function will be very helpful.
>

> template<class BoostF, class F>
> class CheckFunctionCompatible {
> public:
>   BOOST_CONCEPT_USAGE(CheckFunctionCompatible) {
>       BoostF test(f);
>   }
> private:
>   F f;
> };
>
> In Christ,
> Steven Watanabe
>

Steven,
Thanks as always.

Is there any way to turn this into a metafunction predicate?  I don't mind
hardcoding a specific boost::function predicate for each function I am
testing, which might be a better idea anyways for clarity.

Thanks,
Jesse