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/*=============================================================================
Copyright (c) 2005-2012 Joel de Guzman
Copyright (c) 2005-2006 Dan Marsden
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(BOOST_FUSION_DEQUE_DETAIL_CPP11_DEQUE_KEYED_VALUES_07042012_1901)
#define BOOST_FUSION_DEQUE_DETAIL_CPP11_DEQUE_KEYED_VALUES_07042012_1901
#include <boost/fusion/support/config.hpp>
#include <boost/fusion/container/deque/detail/keyed_element.hpp>
#include <boost/type_traits/add_reference.hpp>
#include <boost/type_traits/add_const.hpp>
#include <boost/mpl/int.hpp>
namespace boost { namespace fusion { namespace detail
{
template<typename Key, typename Value, typename Rest>
struct keyed_element;
template <typename N, typename ...Elements>
struct deque_keyed_values_impl;
template <typename N, typename Head, typename ...Tail>
struct deque_keyed_values_impl<N, Head, Tail...>
{
typedef mpl::int_<(N::value + 1)> next_index;
typedef typename deque_keyed_values_impl<next_index, Tail...>::type tail;
typedef keyed_element<N, Head, tail> type;
BOOST_FUSION_GPU_ENABLED
static type construct(
typename detail::call_param<Head>::type head
, typename detail::call_param<Tail>::type... tail)
{
return type(
head
, deque_keyed_values_impl<next_index, Tail...>::construct(tail...)
);
}
template <typename Head_, typename ...Tail_>
BOOST_FUSION_GPU_ENABLED
static type forward_(Head_&& head, Tail_&&... tail)
{
return type(
std::forward<Head_>(head)
, deque_keyed_values_impl<next_index, Tail_...>::
forward_(std::forward<Tail_>(tail)...)
);
}
};
struct nil_keyed_element;
template <typename N>
struct deque_keyed_values_impl<N>
{
typedef nil_keyed_element type;
BOOST_FUSION_GPU_ENABLED
static type construct() { return type(); }
BOOST_FUSION_GPU_ENABLED
static type forward_() { return type(); }
};
template <typename ...Elements>
struct deque_keyed_values
: deque_keyed_values_impl<mpl::int_<0>, Elements...> {};
}}}
#endif
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