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50 lines
1.4 KiB
50 lines
1.4 KiB
/*=============================================================================
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Copyright (c) 2011 Eric Niebler
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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_SINGLE_VIEW_ADVANCE_IMPL_JUL_07_2011_1348PM)
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#define BOOST_FUSION_SINGLE_VIEW_ADVANCE_IMPL_JUL_07_2011_1348PM
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#include <boost/fusion/support/config.hpp>
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#include <boost/mpl/plus.hpp>
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namespace boost { namespace fusion
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{
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struct single_view_iterator_tag;
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template <typename SingleView, typename Pos>
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struct single_view_iterator;
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namespace extension
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{
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template<typename Tag>
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struct advance_impl;
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template<>
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struct advance_impl<single_view_iterator_tag>
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{
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template<typename Iterator, typename Dist>
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struct apply
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{
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typedef single_view_iterator<
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typename Iterator::single_view_type,
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typename mpl::plus<typename Iterator::position, Dist>::type>
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type;
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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static type
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call(Iterator const& i)
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{
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return type(i.view);
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}
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};
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};
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}
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}}
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#endif
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