/*=============================================================================

    Copyright (c) 2001-2006 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)

==============================================================================*/

#ifndef BOOST_PP_IS_ITERATING

#if !defined(FUSION_AS_MAP_0932005_1339)

#define FUSION_AS_MAP_0932005_1339



#include <boost/preprocessor/iterate.hpp>

#include <boost/preprocessor/repetition/enum_params.hpp>

#include <boost/preprocessor/repetition/enum_binary_params.hpp>

#include <boost/preprocessor/repetition/repeat.hpp>

#include <boost/preprocessor/cat.hpp>

#include <boost/preprocessor/inc.hpp>

#include <boost/preprocessor/dec.hpp>

#include <boost/fusion/container/map/map.hpp>

#include <boost/fusion/iterator/value_of.hpp>

#include <boost/fusion/iterator/deref.hpp>

#include <boost/fusion/iterator/next.hpp>



namespace boost { namespace fusion { namespace detail

{

    template <int size>

    struct as_map;



    template <>

    struct as_map<0>

    {

        template <typename Iterator>

        struct apply

        {

            typedef map<> type;

        };



        template <typename Iterator>

        static typename apply<Iterator>::type

        call(Iterator)

        {

            return map<>();

        }

    };



#define BOOST_FUSION_NEXT_ITERATOR(z, n, data)                                  \

    typedef typename fusion::result_of::next<BOOST_PP_CAT(I, n)>::type          \

        BOOST_PP_CAT(I, BOOST_PP_INC(n));



#define BOOST_FUSION_NEXT_CALL_ITERATOR(z, n, data)                             \

    typename gen::BOOST_PP_CAT(I, BOOST_PP_INC(n))                              \

        BOOST_PP_CAT(i, BOOST_PP_INC(n)) = fusion::next(BOOST_PP_CAT(i, n));



#define BOOST_FUSION_VALUE_OF_ITERATOR(z, n, data)                              \

    typedef typename fusion::result_of::value_of<BOOST_PP_CAT(I, n)>::type      \

        BOOST_PP_CAT(T, n);



#define BOOST_PP_FILENAME_1 <boost/fusion/container/map/detail/as_map.hpp>

#define BOOST_PP_ITERATION_LIMITS (1, FUSION_MAX_MAP_SIZE)

#include BOOST_PP_ITERATE()



#undef BOOST_FUSION_NEXT_ITERATOR

#undef BOOST_FUSION_NEXT_CALL_ITERATOR

#undef BOOST_FUSION_VALUE_OF_ITERATOR



}}}



#endif

#else // defined(BOOST_PP_IS_ITERATING)

///////////////////////////////////////////////////////////////////////////////

//

//  Preprocessor vertical repetition code

//

///////////////////////////////////////////////////////////////////////////////



#define N BOOST_PP_ITERATION()



    template <>

    struct as_map<N>

    {

        template <typename I0>

        struct apply

        {

            BOOST_PP_REPEAT(N, BOOST_FUSION_NEXT_ITERATOR, _)

            BOOST_PP_REPEAT(N, BOOST_FUSION_VALUE_OF_ITERATOR, _)

            typedef map<BOOST_PP_ENUM_PARAMS(N, T)> type;

        };



        template <typename Iterator>

        static typename apply<Iterator>::type

        call(Iterator const& i0)

        {

            typedef apply<Iterator> gen;

            typedef typename gen::type result;

            BOOST_PP_REPEAT(BOOST_PP_DEC(N), BOOST_FUSION_NEXT_CALL_ITERATOR, _)

            return result(BOOST_PP_ENUM_PARAMS(N, *i));

        }

    };



#undef N

#endif // defined(BOOST_PP_IS_ITERATING)



