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-rw-r--r--3rdParty/Boost/src/boost/fusion/view/joint_view/detail/next_impl.hpp71
1 files changed, 71 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/view/joint_view/detail/next_impl.hpp b/3rdParty/Boost/src/boost/fusion/view/joint_view/detail/next_impl.hpp
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+++ b/3rdParty/Boost/src/boost/fusion/view/joint_view/detail/next_impl.hpp
@@ -0,0 +1,71 @@
+/*=============================================================================
+ Copyright (c) 2001-2011 Joel de Guzman
+
+ 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(FUSION_NEXT_IMPL_07162005_0136)
+#define FUSION_NEXT_IMPL_07162005_0136
+
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+#include <boost/mpl/if.hpp>
+
+namespace boost { namespace fusion
+{
+ struct joint_view_iterator_tag;
+
+ template <typename Category, typename First, typename Last, typename Concat>
+ struct joint_view_iterator;
+
+ namespace extension
+ {
+ template <typename Tag>
+ struct next_impl;
+
+ template <>
+ struct next_impl<joint_view_iterator_tag>
+ {
+ template <typename Iterator>
+ struct apply
+ {
+ typedef typename Iterator::first_type first_type;
+ typedef typename Iterator::last_type last_type;
+ typedef typename Iterator::concat_type concat_type;
+ typedef typename Iterator::category category;
+ typedef typename result_of::next<first_type>::type next_type;
+ typedef result_of::equal_to<next_type, last_type> equal_to;
+
+ typedef typename
+ mpl::if_<
+ equal_to
+ , concat_type
+ , joint_view_iterator<category, next_type, last_type, concat_type>
+ >::type
+ type;
+
+ static type
+ call(Iterator const& i, mpl::true_)
+ {
+ return i.concat;
+ }
+
+ static type
+ call(Iterator const& i, mpl::false_)
+ {
+ return type(fusion::next(i.first), i.concat);
+ }
+
+ static type
+ call(Iterator const& i)
+ {
+ return call(i, equal_to());
+ }
+ };
+ };
+ }
+}}
+
+#endif
+
+