1/*=============================================================================
2 Copyright (c) 2011 Eric Niebler
3
4 Distributed under the Boost Software License, Version 1.0. (See accompanying
5 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6==============================================================================*/
7#if !defined(BOOST_FUSION_ITERATOR_RANGE_SEGMENTS_HPP_INCLUDED)
8#define BOOST_FUSION_ITERATOR_RANGE_SEGMENTS_HPP_INCLUDED
9
10#include <boost/fusion/support/config.hpp>
11#include <boost/mpl/assert.hpp>
12#include <boost/fusion/sequence/intrinsic/segments.hpp>
13#include <boost/fusion/support/is_segmented.hpp>
14#include <boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp>
15
16namespace boost { namespace fusion
17{
18 struct iterator_range_tag;
19
20 namespace extension
21 {
22 template <typename Tag>
23 struct segments_impl;
24
25 template <>
26 struct segments_impl<iterator_range_tag>
27 {
28 template <typename Sequence>
29 struct apply
30 {
31 typedef
32 detail::make_segmented_range<
33 typename Sequence::begin_type
34 , typename Sequence::end_type
35 >
36 impl;
37
38 BOOST_MPL_ASSERT((traits::is_segmented<typename impl::type>));
39
40 typedef
41 typename result_of::segments<typename impl::type>::type
42 type;
43
44 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
45 static type call(Sequence & seq)
46 {
47 return fusion::segments(impl::call(seq.first, seq.last));
48 }
49 };
50 };
51 }
52}}
53
54#endif
55

source code of include/boost/fusion/view/iterator_range/detail/segments_impl.hpp