boost/function_types/parameter_types.hpp
// (C) Copyright Tobias Schwinger
//
// Use modification and distribution are subject to the boost Software License,
// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).
//------------------------------------------------------------------------------
#ifndef BOOST_FT_PARAMETER_TYPES_HPP_INCLUDED
#define BOOST_FT_PARAMETER_TYPES_HPP_INCLUDED
#include <boost/blank.hpp>
#include <boost/mpl/if.hpp>
#include <boost/mpl/aux_/lambda_support.hpp>
#include <boost/mpl/pop_front.hpp>
#include <boost/function_types/is_callable_builtin.hpp>
#include <boost/function_types/components.hpp>
namespace boost
{
namespace function_types
{
using mpl::placeholders::_;
template< typename T, typename ClassTypeTransform = add_reference<_> >
struct parameter_types;
namespace detail
{
template<typename T, typename ClassTypeTransform>
struct parameter_types_impl
: mpl::pop_front
< typename function_types::components<T,ClassTypeTransform>::types
>::type
{ };
}
template<typename T, typename ClassTypeTransform> struct parameter_types
: mpl::if_
< function_types::is_callable_builtin<T>
, detail::parameter_types_impl<T,ClassTypeTransform>, boost::blank
>::type
{
BOOST_MPL_AUX_LAMBDA_SUPPORT(2,parameter_types,(T,ClassTypeTransform))
};
}
}
#endif