[boost] Re: mpl apply_if.hpp question

From: Jonathan Turkanis (technews_at_[hidden])
Date: 2004-09-13 14:48:38

"Robert Ramey" <ramey_at_[hidden]> wrote in message
news:20040913173738.24EAC3123A_at_acme.west.net...
> Would someone have a fit if something like this were added to boost/mpl ?

>
> template<
>       typename C
>     , typename F1
>     , typename F2
>     >
> struct apply_if
> {
>     typedef BOOST_DEDUCED_TYPENAME eval_if<C,F1,F2>::type type;
> };

How about

     template<
          typename C
        , typename F1
        , typename F2
        >
    struct apply_if : eval_if<C,F1,F2> { };

?

Jonathan