44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2006 Joel de Guzman
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Copyright (c) 2008 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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#ifndef BOOST_PROTO_DETAIL_FUSION_POP_FRONT_EAH_01_22_2008
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#define BOOST_PROTO_DETAIL_FUSION_POP_FRONT_EAH_01_22_2008
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#include <boost/spirit/fusion/sequence/range.hpp>
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#include <boost/spirit/fusion/sequence/begin.hpp>
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#include <boost/spirit/fusion/sequence/end.hpp>
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#include <boost/spirit/fusion/iterator/next.hpp>
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namespace boost { namespace fusion
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{
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namespace meta
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{
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template <typename Sequence>
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struct pop_front
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{
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typedef
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range<
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typename next<
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typename begin<Sequence>::type
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>::type
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, typename end<Sequence>::type
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>
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type;
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};
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}
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template <typename Sequence>
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inline typename meta::pop_front<Sequence const>::type
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pop_front(Sequence const& seq)
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{
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typedef typename meta::pop_front<Sequence const>::type result;
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return result(fusion::next(fusion::begin(seq)), fusion::end(seq));
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}
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}}
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#endif
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