zip_view/detail/size_impl.hpp

0001 /*=============================================================================
0002     Copyright (c) 2001-2011 Joel de Guzman
0003     Copyright (c) 2006 Dan Marsden
0004
0005     Distributed under the Boost Software License, Version 1.0. (See accompanying
0006     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0007 ==============================================================================*/
0008 #if !defined(FUSION_SIZE_IMPL_20060124_0800)
0009 #define FUSION_SIZE_IMPL_20060124_0800
0010
0011 namespace boost { namespace fusion {
0012
0013     struct zip_view_tag;
0014
0015     namespace extension
0016     {
0017         template<typename Sequence>
0018         struct size;
0019
0020         template<typename Tag>
0021         struct size_impl;
0022
0023         template<>
0024         struct size_impl<zip_view_tag>
0025         {
0026             template<typename Sequence>
0027             struct apply
0028             {
0029                 typedef typename Sequence::size type;
0030             };
0031         };
0032     }
0033 }}
0034
0035 #endif