77 lines
2.7 KiB
Plaintext
77 lines
2.7 KiB
Plaintext
/*=============================================================================
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Copyright (c) 2005-2012 Joel de Guzman
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Copyright (c) 2005-2006 Dan Marsden
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if !defined(BOOST_FUSION_DEQUE_DETAIL_CPP11_DEQUE_KEYED_VALUES_07042012_1901)
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#define BOOST_FUSION_DEQUE_DETAIL_CPP11_DEQUE_KEYED_VALUES_07042012_1901
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/support/detail/access.hpp>
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#include <boost/fusion/container/deque/detail/keyed_element.hpp>
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#include <boost/mpl/int.hpp>
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namespace boost { namespace fusion { namespace detail
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{
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template<typename Key, typename Value, typename Rest>
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struct keyed_element;
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template <typename N, typename ...Elements>
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struct deque_keyed_values_impl;
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template <typename N, typename Head, typename ...Tail>
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struct deque_keyed_values_impl<N, Head, Tail...>
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{
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typedef mpl::int_<(N::value + 1)> next_index;
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typedef typename deque_keyed_values_impl<next_index, Tail...>::type tail;
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typedef keyed_element<N, Head, tail> type;
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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static type construct(
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typename detail::call_param<Head>::type head
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, typename detail::call_param<Tail>::type... tail)
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{
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return type(
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head
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, deque_keyed_values_impl<next_index, Tail...>::construct(tail...)
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);
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}
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
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template <typename Head_, typename ...Tail_>
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BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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static type forward_(Head_&& head, Tail_&&... tail)
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{
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return type(
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BOOST_FUSION_FWD_ELEM(Head_, head)
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, deque_keyed_values_impl<next_index, Tail_...>::
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forward_(BOOST_FUSION_FWD_ELEM(Tail_, tail)...)
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);
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}
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#endif
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};
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struct nil_keyed_element;
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template <typename N>
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struct deque_keyed_values_impl<N>
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{
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typedef nil_keyed_element type;
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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static type construct() { return type(); }
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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static type forward_() { return type(); }
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#endif
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};
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template <typename ...Elements>
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struct deque_keyed_values
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: deque_keyed_values_impl<mpl::int_<0>, Elements...> {};
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}}}
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#endif
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