34 lines
1.0 KiB
Plaintext
34 lines
1.0 KiB
Plaintext
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/*=============================================================================
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Copyright (c) 2009 Christopher Schmidt
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#ifndef BOOST_FUSION_CONTAINER_MAP_DETAIL_KEY_OF_IMPL_HPP
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#define BOOST_FUSION_CONTAINER_MAP_DETAIL_KEY_OF_IMPL_HPP
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/container/map/detail/cpp03/value_of_impl.hpp>
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namespace boost { namespace fusion { namespace extension
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{
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template <typename>
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struct key_of_impl;
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template <>
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struct key_of_impl<map_iterator_tag>
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{
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template <typename It>
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struct apply
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{
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typedef typename
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value_of_impl<map_iterator_tag>::
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template apply<It>::type::first_type
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type;
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};
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};
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}}}
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#endif
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