1 /*=============================================================================
2 Copyright (c) 2009 Christopher Schmidt
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 ==============================================================================*/
8 #ifndef BOOST_FUSION_ITERATOR_KEY_OF_HPP
9 #define BOOST_FUSION_ITERATOR_KEY_OF_HPP
11 #include <boost/fusion/support/config.hpp>
12 #include <boost/fusion/support/tag_of.hpp>
14 namespace boost { namespace fusion
16 struct iterator_facade_tag;
24 struct key_of_impl<iterator_facade_tag>
26 template <typename It>
28 : It::template key_of<It>
35 template <typename It>
37 : extension::key_of_impl<typename traits::tag_of<It>::type>::