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key_of_impl.hpp
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/*============================================================================= Copyright (c) 2009 Christopher Schmidt 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) ==============================================================================*/ #ifndef BOOST_FUSION_VIEW_JOINT_VIEW_DETAIL_KEY_OF_IMPL_HPP #define BOOST_FUSION_VIEW_JOINT_VIEW_DETAIL_KEY_OF_IMPL_HPP #include <boost/fusion/support/config.hpp> #include <boost/fusion/iterator/key_of.hpp> namespace boost { namespace fusion { namespace extension { template <typename> struct key_of_impl; template <> struct key_of_impl<joint_view_iterator_tag> { template <typename It> struct apply : result_of::key_of<typename It::first_type> {}; }; }}} #endif