third_party/boost/include/boost/spirit/home/qi/stream/detail/match_manip_auto.hpp

/*=============================================================================
    Copyright (c) 2001-2011 Hartmut Kaiser

    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_SPIRIT_MATCH_MANIP_AUTO_DEC_02_2009_0813PM)
#define BOOST_SPIRIT_MATCH_MANIP_AUTO_DEC_02_2009_0813PM

#if defined(_MSC_VER)
#pragma once
#endif

#include <boost/spirit/home/qi/stream/detail/match_manip.hpp>
#include <boost/spirit/home/qi/auto/create_parser.hpp>
#include <boost/utility/enable_if.hpp>

///////////////////////////////////////////////////////////////////////////////
namespace boost { namespace spirit { namespace qi { namespace detail
{
    ///////////////////////////////////////////////////////////////////////////
    template <typename Expr>
    struct match<Expr
      , typename enable_if<traits::meta_create_exists<qi::domain, Expr> >::type>
    {
        typedef typename result_of::create_parser<Expr>::type expr_type;
        typedef match_manip<
            expr_type, mpl::true_, mpl::false_, unused_type, Expr
        > type;

        static type call(Expr const& expr)
        {
            return type(create_parser<Expr>(), unused, const_cast<Expr&>(expr));
        }
    };

    ///////////////////////////////////////////////////////////////////////////
    template <typename Expr, typename Skipper>
    struct phrase_match<Expr, Skipper
      , typename enable_if<traits::meta_create_exists<qi::domain, Expr> >::type>
    {
        typedef typename result_of::create_parser<Expr>::type expr_type;
        typedef match_manip<
            expr_type, mpl::true_, mpl::false_, Skipper, Expr
        > type;

        static type call(
            Expr const& expr
          , Skipper const& skipper
          , BOOST_SCOPED_ENUM(skip_flag) post_skip)
        {
            // Report invalid expression error as early as possible.
            // If you got an error_invalid_expression error message here,
            // then the delimiter is not a valid spirit karma expression.
            BOOST_SPIRIT_ASSERT_MATCH(qi::domain, Skipper);
            return type(create_parser<Expr>(), skipper, post_skip
              , const_cast<Expr&>(expr));
        }
    };

}}}}

#endif