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- /*=============================================================================
- Copyright (c) 2011 Eric Niebler
- 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_SEGMENTED_END_IMPL_HPP_INCLUDED)
- #define BOOST_FUSION_SEGMENTED_END_IMPL_HPP_INCLUDED
- #include <boost/fusion/support/config.hpp>
- #include <boost/mpl/assert.hpp>
- #include <boost/type_traits/add_const.hpp>
- #include <boost/type_traits/remove_reference.hpp>
- #include <boost/fusion/sequence/intrinsic_fwd.hpp>
- #include <boost/fusion/container/list/cons_fwd.hpp>
- #include <boost/fusion/support/is_segmented.hpp>
- namespace boost { namespace fusion
- {
- template <typename First, typename Last>
- struct iterator_range;
- }}
- namespace boost { namespace fusion { namespace detail
- {
- //auto segmented_end_impl( seq, stack )
- //{
- // assert(is_segmented(seq));
- // auto it = end(segments(seq));
- // return cons(iterator_range(it, it), stack);
- //}
- template <typename Sequence, typename Stack>
- struct segmented_end_impl
- {
- BOOST_MPL_ASSERT((traits::is_segmented<Sequence>));
- typedef
- typename result_of::end<
- typename remove_reference<
- typename add_const<
- typename result_of::segments<Sequence>::type
- >::type
- >::type
- >::type
- end_type;
- typedef iterator_range<end_type, end_type> pair_type;
- typedef cons<pair_type, Stack> type;
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- static pair_type make_pair(end_type end)
- {
- return pair_type(end, end);
- }
- BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
- static type call(Sequence & seq, Stack stack)
- {
- return type(
- make_pair(fusion::end(fusion::segments(seq))),
- stack);
- }
- };
- }}}
- #endif
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