value_of_impl.hpp

来自「Boost provides free peer-reviewed portab」· HPP 代码 · 共 35 行

/*=============================================================================
    Copyright (c) 2007 Tobias Schwinger

    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)
==============================================================================*/

#if !defined(BOOST_FUSION_REPETITIVE_VIEW_VALUE_OF_IMPL_HPP_INCLUDED)
#define BOOST_FUSION_REPETITIVE_VIEW_VALUE_OF_IMPL_HPP_INCLUDED

#include <boost/fusion/iterator/value_of.hpp>

namespace boost { namespace fusion
{
    struct repetitive_view_iterator_tag;

    namespace extension
    {
        template<typename Tag>
        struct value_of_impl;

        template<>
        struct value_of_impl<repetitive_view_iterator_tag>
        {
            template<typename Iterator>
            struct apply
                : result_of::value_of<typename Iterator::pos_type>
            { };
        };
    }
}}

#endif