Warning, file /include/boost/fusion/view/single_view/detail/prior_impl.hpp was not indexed
or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).
0001
0002
0003
0004
0005
0006
0007 #if !defined(BOOST_FUSION_SINGLE_VIEW_PRIOR_IMPL_JUL_07_2011_1348PM)
0008 #define BOOST_FUSION_SINGLE_VIEW_PRIOR_IMPL_JUL_07_2011_1348PM
0009
0010 #include <boost/fusion/support/config.hpp>
0011 #include <boost/mpl/prior.hpp>
0012
0013 namespace boost { namespace fusion
0014 {
0015 struct single_view_iterator_tag;
0016
0017 template <typename Sequence, typename Pos>
0018 struct single_view_iterator;
0019
0020 namespace extension
0021 {
0022 template <typename Tag>
0023 struct prior_impl;
0024
0025 template <>
0026 struct prior_impl<single_view_iterator_tag>
0027 {
0028 template <typename Iterator>
0029 struct apply
0030 {
0031 typedef single_view_iterator<
0032 typename Iterator::single_view_type,
0033 typename mpl::prior<typename Iterator::position>::type>
0034 type;
0035
0036 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
0037 static type
0038 call(Iterator const& i)
0039 {
0040 return type(i.view);
0041 }
0042 };
0043 };
0044 }
0045
0046 }}
0047
0048 #endif