iterator/detail/adapt_value_traits.hpp

0001 /*=============================================================================
0002     Copyright (c) 2001-2011 Joel de Guzman
0003
0004     Distributed under the Boost Software License, Version 1.0. (See accompanying
0005     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0006 ==============================================================================*/
0007 #if !defined(FUSION_ADAPT_VALUE_TRAITS_05062005_0859)
0008 #define FUSION_ADAPT_VALUE_TRAITS_05062005_0859
0009
0010 #include <boost/fusion/support/config.hpp>
0011 #include <boost/fusion/iterator/value_of.hpp>
0012
0013 namespace boost { namespace fusion { namespace detail
0014 {
0015     struct adapt_value_traits
0016     {
0017         template <typename Iterator>
0018         struct apply
0019         {
0020             typedef typename
0021                 result_of::value_of<typename Iterator::first_type>::type
0022             type;
0023         };
0024     };
0025 }}}
0026
0027 #endif
0028
0029