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/*============================================================================= Copyright (c) 2009 Christopher Schmidt Copyright (c) 2021-2022 Denis Mikhailov 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_REVERSE_VIEW_DETAIL_KEY_OF_IMPL_HPP #define BOOST_FUSION_VIEW_REVERSE_VIEW_DETAIL_KEY_OF_IMPL_HPP #include <boost/fusion/support/config.hpp> #include <boost/fusion/iterator/key_of.hpp> #include <boost/fusion/iterator/prior.hpp> namespace boost { namespace fusion { namespace extension { template <typename> struct key_of_impl; template <> struct key_of_impl<reverse_view_iterator_tag> { template <typename It> struct apply { typedef typename result_of::key_of< typename result_of::prior< typename It::first_type >::type >::type type; }; }; }}} #endif