// This file was generated by qlalr - DO NOT EDIT!

#line 47 "exp.g"

/*************************************************************************************
 *  Copyright (C) 2008 by Aleix Pol <aleixpol@kde.org>                               *
 *                                                                                   *
 *  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 Street, Fifth Floor, Boston, MA  02110-1301, USA   *
 *************************************************************************************/

#ifndef EXPRESSIONPARSER_H
#define EXPRESSIONPARSER_H

#include <QtCore/QStringList>
#include <QtCore/QVector>
#include "expressiontable_p.h"
#include "analitzaexport.h"
class AbstractLexer;

class ANALITZA_EXPORT ExpressionParser : protected ExpressionTable
{
	public:
		ExpressionParser();
		~ExpressionParser();

		bool parse(AbstractLexer *lexer);

		bool isCorrect() const { return m_err.isEmpty(); }
		int errorLineNumber() const { return m_errorLineNumber; }
		QStringList error() const { return m_err; }
		QString mathML() const { return m_exp; }

	private:
		void reallocateStack();

		inline QString &sym(int index)
		{ return m_symStack[m_tos + index - 1]; }

		int m_tos;
		QVector<int> m_stateStack;
		QVector<QString> m_symStack;
		int m_errorLineNumber;
		QStringList m_err;
		QString m_exp;
};

#endif