deps/boost_1_63_0/boost/fusion/view/filter_view/detail/value_of_data_impl.hpp

   1 /*=============================================================================
   2     Copyright (c) 2009 Christopher Schmidt
   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
   8 #ifndef BOOST_FUSION_VIEW_FILTER_VIEW_DETAIL_VALUE_OF_DATA_IMPL_HPP
   9 #define BOOST_FUSION_VIEW_FILTER_VIEW_DETAIL_VALUE_OF_DATA_IMPL_HPP
  10
  11 #include <boost/fusion/support/config.hpp>
  12 #include <boost/fusion/iterator/value_of_data.hpp>
  13
  14 namespace boost { namespace fusion { namespace extension
  15 {
  16     template <typename>
  17     struct value_of_data_impl;
  18
  19     template <>
  20     struct value_of_data_impl<filter_view_iterator_tag>
  21     {
  22         template <typename It>
  23         struct apply
  24           : result_of::value_of_data<typename It::first_type>
  25         {};
  26     };
  27 }}}
  28
  29 #endif