Re: [Boost-users] [type_traits] is_function

From: Cromwell Enage (sponage_at_[hidden])
Date: 2007-02-28 16:44:28

--- Frank Mori Hess wrote:
> Cromwell Enage wrote:
> > Assuming a compiler supports is_function, will
> > this metafunction check for the presence of
> > member functions in a class?  For example:
> >
> > struct Foo
> > {
> >     void bar();
> > };
> >
> > struct Baz
> > {
> > };
> >
> > Given the right template argument, will
> > is_function detect the bar() function in Foo
> > but return false_ for Baz?  If so, what is the
> > right template argument? 
> 
> I think it will return false for both.  Maybe
> "is_member_function_pointer" 
> would be more useful for you?

is_member_function_pointer will not compile if bar is
not a member of Baz.  However, if I can find a way to
detect whether bar is a member of Baz, then I can use
is_member_function_pointer in conjunction with
BOOST_TYPEOF.  The question now is, does such a method
exist?

                              Cromwell D. Enage

 
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