Initial Commit

2018-02-08 21:28:33 -05:00
commit 678c1d3966
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+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+    Copyright (c) 2005-2006 Dan Marsden
+
+    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_FILTER_02122005_1839)
+#define FUSION_FILTER_02122005_1839
+
+#include <boost/fusion/support/config.hpp>
+#include <boost/fusion/view/filter_view/filter_view.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+namespace boost { namespace fusion
+{
+    namespace result_of
+    {
+        template <typename Sequence, typename T>
+        struct filter
+        {
+            typedef filter_view<Sequence, is_same<mpl::_, T> > type;
+        };
+    }
+
+    template <typename T, typename Sequence>
+    BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
+    inline typename result_of::filter<Sequence const, T>::type
+    filter(Sequence const& seq)
+    {
+        return filter_view<const Sequence, is_same<mpl::_, T> >(seq);
+    }
+}}
+
+#endif
+