/*=============================================================================
    Copyright (c) 1999-2003 Jaakko Jarvi
    Copyright (c) 2001-2011 Joel de Guzman

    Distributed under the Boost Software License, Version 1.0. (See accompanying
    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
==============================================================================*/
#if !defined(FUSION_AS_FUSION_ELEMENT_05052005_0338)
#define FUSION_AS_FUSION_ELEMENT_05052005_0338

#include <boost/fusion/support/config.hpp>
#include <boost/core/ref.hpp>

#ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL
#include <functional>
#endif

namespace boost {
namespace fusion {
namespace detail {
template <typename T>
struct as_fusion_element
{
    typedef T type;
};

template <typename T>
struct as_fusion_element<reference_wrapper<T> >
{
    typedef T& type;
};

#ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL
template <typename T>
struct as_fusion_element<std::reference_wrapper<T> >
{
    typedef T& type;
};
#endif

template <typename T, int N>
struct as_fusion_element<T[N]>
{
    typedef const
    T(&type)[N];
};

template <typename T, int N>
struct as_fusion_element<volatile T[N]>
{
    typedef const volatile
    T(&type)[N];
};

template <typename T, int N>
struct as_fusion_element<const volatile T[N]>
{
    typedef const volatile
    T(&type)[N];
};

}
}
}

#endif
