1 /*=============================================================================
2     Copyright (c) 2001-2011 Joel de Guzman
3 
4     Distributed under the Boost Software License, Version 1.0. (See accompanying
5     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 ==============================================================================*/
7 #if !defined(FUSION_REMOVE_IF_07162005_0818)
8 #define FUSION_REMOVE_IF_07162005_0818
9 
10 #include <boost/fusion/support/config.hpp>
11 #include <boost/fusion/view/filter_view/filter_view.hpp>
12 #include <boost/mpl/not.hpp>
13 #include <boost/type_traits/is_same.hpp>
14 
15 namespace boost { namespace fusion
16 {
17     namespace result_of
18     {
19         template <typename Sequence, typename Pred>
20         struct remove_if
21         {
22             typedef filter_view<Sequence, mpl::not_<Pred> > type;
23         };
24     }
25 
26     template <typename Pred, typename Sequence>
27     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
28     inline typename result_of::remove_if<Sequence const, Pred>::type
remove_if(Sequence const & seq)29     remove_if(Sequence const& seq)
30     {
31         typedef typename result_of::remove_if<Sequence const, Pred>::type result_type;
32         return result_type(seq);
33     }
34 }}
35 
36 #endif
37 
38