1/*=============================================================================
2 Copyright (c) 2001-2011 Joel de Guzman
3 Copyright (c) 2011 Eric Niebler
4
5 Distributed under the Boost Software License, Version 1.0. (See accompanying
6 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
7==============================================================================*/
8#if !defined(BOOST_FUSION_SINGLE_VIEW_BEGIN_IMPL_05052005_0305)
9#define BOOST_FUSION_SINGLE_VIEW_BEGIN_IMPL_05052005_0305
10
11#include <boost/fusion/support/config.hpp>
12#include <boost/mpl/int.hpp>
13
14namespace boost { namespace fusion
15{
16 struct single_view_tag;
17
18 template <typename SingleView, typename Pos>
19 struct single_view_iterator;
20
21 namespace extension
22 {
23 template <typename Tag>
24 struct begin_impl;
25
26 template <>
27 struct begin_impl<single_view_tag>
28 {
29 template <typename Sequence>
30 struct apply
31 {
32 typedef single_view_iterator<Sequence, mpl::int_<0> > type;
33
34 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
35 static type
36 call(Sequence& seq)
37 {
38 return type(seq);
39 }
40 };
41 };
42 }
43}}
44
45#endif
46
47
48

source code of include/boost/fusion/view/single_view/detail/begin_impl.hpp