boost/fusion/algorithm/transformation/reverse.hpp

/*=============================================================================
    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_REVERSE_07212005_1230)
#define FUSION_REVERSE_07212005_1230
#include <boost/fusion/support/config.hpp>
#include <boost/fusion/view/reverse_view/reverse_view.hpp>
#include <boost/fusion/support/is_sequence.hpp>
#include <boost/utility/enable_if.hpp>
namespace boost { namespace fusion
{
    namespace result_of
    {
        template <typename Sequence>
        struct reverse
        {
            typedef reverse_view<Sequence> type;
        };
    }
    template <typename Sequence>
    BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
    inline typename
        enable_if<
            traits::is_sequence<Sequence>
          , reverse_view<Sequence const>
        >::type
    reverse(Sequence const& view)
    {
        return reverse_view<Sequence const>(view);
    }
}}
#endif