From: Matthias Kaeppler (nospam_at_[hidden])
Date: 2005-03-10 04:42:12
David Abrahams wrote:
> template< class Fun >
> struct indirect_fun
> {
> indirect_fun( Fun f ) : fun(f)
> { }
>
> template< class T >
> typename
> result_of<Fun(typename pointee<T>::type)>::type
> operator()( T const& r ) const
> { return fun( *r ); }
>
> template< class T, class U >
> typename result_of<
> Fun(
> typename pointee<T>::type,
> typename pointee<U>::type,
> )>::type
> operator( T const& r, U const& r2 ) const
> { return fun( *r, *r2 ); }
>
> // etc
> private:
> Fun fun;
> };
>
Now, what exactly is better about this template over the one I posted?
Sorry for my ignorance, but I just don't get the point. For example, it
looks like this template doesn't handle the reference-to-reference problem.
And what is pointee<T>? Is this a boost template?
Regards,
Matthias Kaeppler