ceph/src/boost/boost/fusion/algorithm/transformation/flatten.hpp

   1 /*==============================================================================
   2     Copyright (c) 2013 Jamboree
   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 #ifndef BOOST_FUSION_ALGORITHM_FLATTEN_HPP_INCLUDED
   8 #define BOOST_FUSION_ALGORITHM_FLATTEN_HPP_INCLUDED
   9
  10
  11 #include <boost/fusion/view/flatten_view.hpp>
  12 #include <boost/fusion/support/is_sequence.hpp>
  13 #include <boost/utility/enable_if.hpp>
  14
  15
  16 namespace boost { namespace fusion { namespace result_of
  17 {
  18     template<typename Sequence>
  19     struct flatten
  20     {
  21         typedef flatten_view<Sequence> type;
  22     };
  23 }}}
  24
  25 namespace boost { namespace fusion
  26 {
  27     template <typename Sequence>
  28     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  29     inline typename result_of::flatten<Sequence>::type
  30     flatten(Sequence& view)
  31     {
  32         return flatten_view<Sequence>(view);
  33     }
  34
  35     template <typename Sequence>
  36     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  37     inline typename result_of::flatten<Sequence const>::type
  38     flatten(Sequence const& view)
  39     {
  40         return flatten_view<Sequence const>(view);
  41     }
  42 }}
  43
  44
  45 #endif
  46