bin_digit.h

/***************************************************************************
 *   Copyright (C) 2004-2006 by Radko Mihal                                *
 *   rmihal@pobox.sk                                                       *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.              *
 ***************************************************************************/
#ifndef BIN_DIGIT_H
#define BIN_DIGIT_H

class bin_digit
{
        grammar_to_parser::terminal< '0' >      m_0;
        grammar_to_parser::terminal< '1' >      m_1;
public:
        void push_parsers( grammar_to_parser::parsers &l )
        {
                l.push_back( &m_0 );
                l.push_back( &m_1 );
        }
        unsigned long evaluate()
        {
                if( m_1.is_parsed() ) return 1;
                return 0;
        }
        unsigned long get_base()
        {
                return 2;
        }
};


#endif

---