boost/fusion/container/map/convert.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2006 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_CONVERT_09232005_1340)
   8 #define FUSION_CONVERT_09232005_1340
   9
  10 #include <boost/fusion/container/map/detail/as_map.hpp>
  11 #include <boost/fusion/container/map/detail/convert_impl.hpp>
  12 #include <boost/fusion/container/map/map.hpp>
  13 #include <boost/fusion/sequence/intrinsic/begin.hpp>
  14 #include <boost/fusion/sequence/intrinsic/size.hpp>
  15
  16 namespace boost { namespace fusion
  17 {
  18     namespace result_of
  19     {
  20         template <typename Sequence>
  21         struct as_map
  22         {
  23             typedef typename detail::as_map<result_of::size<Sequence>::value> gen;
  24             typedef typename gen::
  25                 template apply<typename result_of::begin<Sequence>::type>::type
  26             type;
  27         };
  28     }
  29
  30     template <typename Sequence>
  31     inline typename result_of::as_map<Sequence>::type
  32     as_map(Sequence& seq)
  33     {
  34         typedef typename result_of::as_map<Sequence>::gen gen;
  35         return gen::call(fusion::begin(seq));
  36     }
  37
  38     template <typename Sequence>
  39     inline typename result_of::as_map<Sequence const>::type
  40     as_map(Sequence const& seq)
  41     {
  42         typedef typename result_of::as_map<Sequence const>::gen gen;
  43         return gen::call(fusion::begin(seq));
  44     }
  45 }}
  46
  47 #endif