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GL Profile Suite / boost_1_51_0 / boost / fusion / container / vector / detail / value_at_impl.hpp

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/*=============================================================================
    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_VALUE_AT_IMPL_05052005_0232)
#define FUSION_VALUE_AT_IMPL_05052005_0232

#include <boost/mpl/at.hpp>

namespace boost { namespace fusion
{
    struct vector_tag;

    namespace extension
    {
        template <typename Tag>
        struct value_at_impl;

        template <>
        struct value_at_impl<vector_tag>
        {
            template <typename Sequence, typename N>
            struct apply 
            {
                typedef typename mpl::at<typename Sequence::types, N>::type type;
            };
        };
    }
}}

#endif