| /*============================================================================= |
| Copyright (c) 2011 Eric Niebler |
| |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| ==============================================================================*/ |
| |
| #if !defined(BOOST_FUSION_ITERATOR_RANGE_SIZE_IMPL_HPP_INCLUDED) |
| #define BOOST_FUSION_ITERATOR_RANGE_SIZE_IMPL_HPP_INCLUDED |
| |
| #include <boost/fusion/support/config.hpp> |
| #include <boost/fusion/iterator/distance.hpp> |
| |
| namespace boost { namespace fusion |
| { |
| struct iterator_range_tag; |
| |
| namespace extension |
| { |
| template <typename Tag> |
| struct size_impl; |
| |
| template <> |
| struct size_impl<iterator_range_tag> |
| { |
| template <typename Seq> |
| struct apply |
| : result_of::distance< |
| typename Seq::begin_type, |
| typename Seq::end_type |
| > |
| {}; |
| }; |
| } |
| }} |
| |
| #endif |
| |