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55 lines
1.7 KiB
55 lines
1.7 KiB
3 years ago
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/*=============================================================================
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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_ITERATOR_RANGE_SEGMENTS_HPP_INCLUDED)
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#define BOOST_FUSION_ITERATOR_RANGE_SEGMENTS_HPP_INCLUDED
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#include <boost/fusion/support/config.hpp>
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#include <boost/mpl/assert.hpp>
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#include <boost/fusion/sequence/intrinsic/segments.hpp>
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#include <boost/fusion/support/is_segmented.hpp>
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#include <boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp>
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namespace boost { namespace fusion
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{
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struct iterator_range_tag;
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namespace extension
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{
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template <typename Tag>
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struct segments_impl;
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template <>
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struct segments_impl<iterator_range_tag>
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{
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template <typename Sequence>
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struct apply
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{
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typedef
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detail::make_segmented_range<
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typename Sequence::begin_type
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, typename Sequence::end_type
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>
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impl;
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BOOST_MPL_ASSERT((traits::is_segmented<typename impl::type>));
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typedef
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typename result_of::segments<typename impl::type>::type
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type;
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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static type call(Sequence & seq)
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{
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return fusion::segments(impl::call(seq.first, seq.last));
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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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