ceph/src/boost/libs/fusion/include/boost/fusion/view/transform_view/detail/apply_transform_result.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3     Copyright (c) 2007 Dan Marsden
   4
   5     Distributed under the Boost Software License, Version 1.0. (See accompanying
   6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 ==============================================================================*/
   8 #if !defined(BOOST_FUSION_APPLY_TRANSFORM_RESULT_02092006_1936)
   9 #define BOOST_FUSION_APPLY_TRANSFORM_RESULT_02092006_1936
  10
  11 #include <boost/fusion/support/config.hpp>
  12 #include <boost/utility/result_of.hpp>
  13
  14 namespace boost { namespace fusion
  15 {
  16     struct void_;
  17
  18     namespace detail
  19     {
  20         template <typename F>
  21         struct apply_transform_result
  22         {
  23             template <typename T0, typename T1 = void_>
  24             struct apply
  25                 : boost::result_of<F(T0, T1)>
  26             {};
  27
  28             template <typename T0>
  29             struct apply<T0, void_>
  30                 : boost::result_of<F(T0)>
  31             {};
  32         };
  33     }
  34 }}
  35
  36 #endif
  37
  38