summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '3rdParty/Boost/src/boost/fusion/view/filter_view/detail/next_impl.hpp')
-rw-r--r--3rdParty/Boost/src/boost/fusion/view/filter_view/detail/next_impl.hpp77
1 files changed, 77 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/view/filter_view/detail/next_impl.hpp b/3rdParty/Boost/src/boost/fusion/view/filter_view/detail/next_impl.hpp
new file mode 100644
index 0000000..ae1e0f0
--- /dev/null
+++ b/3rdParty/Boost/src/boost/fusion/view/filter_view/detail/next_impl.hpp
@@ -0,0 +1,77 @@
+/*=============================================================================
+ 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_06052005_0900)
+#define FUSION_NEXT_IMPL_06052005_0900
+
+#include <boost/fusion/algorithm/query/detail/find_if.hpp>
+#include <boost/fusion/iterator/value_of.hpp>
+#include <boost/mpl/eval_if.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/lambda.hpp>
+#include <boost/mpl/quote.hpp>
+#include <boost/mpl/bind.hpp>
+#include <boost/mpl/placeholders.hpp>
+
+namespace boost { namespace fusion
+{
+ struct filter_view_iterator_tag;
+
+ template <typename Category, typename First, typename Last, typename Pred>
+ struct filter_iterator;
+
+ namespace extension
+ {
+ template <typename Tag>
+ struct next_impl;
+
+ template <>
+ struct next_impl<filter_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::pred_type pred_type;
+ typedef typename Iterator::category category;
+
+ typedef typename
+ mpl::eval_if<
+ result_of::equal_to<first_type, last_type>
+ , mpl::identity<last_type>
+ , result_of::next<first_type>
+ >::type
+ next_type;
+
+ typedef typename
+ detail::static_find_if<
+ next_type
+ , last_type
+ , mpl::bind1<
+ typename mpl::lambda<pred_type>::type
+ , mpl::bind1<mpl::quote1<result_of::value_of>,mpl::_1>
+ >
+ >
+ filter;
+
+ typedef filter_iterator<
+ category, typename filter::type, last_type, pred_type>
+ type;
+
+ static type
+ call(Iterator const& i)
+ {
+ return type(filter::iter_call(i.first));
+ }
+ };
+ };
+ }
+}}
+
+#endif
+
+