boost/fusion/container/vector/detail/begin_impl.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_BEGIN_IMPL_05042005_1136)
   8 #define FUSION_BEGIN_IMPL_05042005_1136
   9
  10 #include <boost/fusion/container/vector/vector_iterator.hpp>
  11
  12 namespace boost { namespace fusion
  13 {
  14     struct vector_tag;
  15
  16     namespace extension
  17     {
  18         template <typename Tag>
  19         struct begin_impl;
  20
  21         template <>
  22         struct begin_impl<vector_tag>
  23         {
  24             template <typename Sequence>
  25             struct apply
  26             {
  27                 typedef vector_iterator<Sequence, 0> type;
  28
  29                 static type
  30                 call(Sequence& v)
  31                 {
  32                     return type(v);
  33                 }
  34             };
  35         };
  36     }
  37 }}
  38
  39 #endif