Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /usr/include/boost/xpressive/detail/static/transforms/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

///////////////////////////////////////////////////////////////////////////////
// as_marker.hpp
//
//  Copyright 2008 Eric Niebler. 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_XPRESSIVE_DETAIL_STATIC_TRANSFORMS_AS_MARKER_HPP_EAN_04_01_2007
#define BOOST_XPRESSIVE_DETAIL_STATIC_TRANSFORMS_AS_MARKER_HPP_EAN_04_01_2007

// MS compatible compilers support #pragma once
#if defined(_MSC_VER)
# pragma once
#endif

#include <boost/xpressive/detail/detail_fwd.hpp>
#include <boost/xpressive/detail/static/static.hpp>
#include <boost/proto/core.hpp>

namespace boost { namespace xpressive { namespace grammar_detail
{

    ///////////////////////////////////////////////////////////////////////////////
    // as_marker
    //   Insert mark tags before and after the expression
    struct as_marker : proto::transform<as_marker>
    {
        template<typename Expr, typename State, typename Data>
        struct impl : proto::transform_impl<Expr, State, Data>
        {
            typedef
                typename shift_right<
                    terminal<detail::mark_begin_matcher>::type
                  , typename shift_right<
                        typename proto::result_of::right<typename impl::expr>::type
                      , terminal<detail::mark_end_matcher>::type
                    >::type
                >::type
            result_type;

            result_type operator ()(
                typename impl::expr_param expr
              , typename impl::state_param
              , typename impl::data_param
            ) const
            {
                int mark_nbr = detail::get_mark_number(proto::left(expr));
                detail::mark_begin_matcher begin(mark_nbr);
                detail::mark_end_matcher end(mark_nbr);

                result_type that = {{begin}, {proto::right(expr), {end}}};
                return that;
            }
        };
    };
}}}

#endif