1 /*=============================================================================
2     Copyright (c) 2009-2010 Christopher Schmidt
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 
8 #ifndef BOOST_FUSION_ADAPTED_STRUCT_DETAIL_KEY_OF_IMPL_HPP
9 #define BOOST_FUSION_ADAPTED_STRUCT_DETAIL_KEY_OF_IMPL_HPP
10 
11 namespace boost { namespace fusion { namespace extension
12 {
13     template <typename>
14     struct key_of_impl;
15 
16     template <>
17     struct key_of_impl<struct_iterator_tag>
18     {
19         template <typename It>
20         struct apply
21           : extension::struct_assoc_key<
22                 typename remove_const<typename It::seq_type>::type
23               , It::index::value
24             >
25         {};
26     };
27 }}}
28 
29 #endif
30