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/****************************************************************************
**
** Copyright (C) 2001-2004 Roberto Raggi
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the qt3to4 porting application of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef RPPLEXER_H
#define RPPLEXER_H
#include "tokens.h"
#include "tokenengine.h"
#include <QByteArray>
#include <QVector>
QT_BEGIN_NAMESPACE
namespace Rpp {
class RppLexer
{
public:
RppLexer();
QVector<Type> lex(const TokenEngine::TokenContainer &tokenContainer);
private:
Type indentify(int pos, int length);
void setupScanTable();
void scanChar(int *kind);
void scanUnicodeChar(int *kind);
void scanNewline(int *kind);
void scanWhiteSpaces(int *kind);
void scanCharLiteral(int *kind);
void scanStringLiteral(int *kind);
void scanNumberLiteral(int *kind);
void scanIdentifier(int *kind);
void scanPreprocessor(int *kind);
void scanComment(int *kind);
void scanOperator(int *kind);
void scanKeyword(int *kind);
bool match(const char *buf, int len);
typedef void (RppLexer::*scan_fun_ptr)(int *kind);
RppLexer::scan_fun_ptr s_scan_table[128+1];
int s_attr_table[256];
enum
{
A_Alpha = 0x01,
A_Digit = 0x02,
A_Alphanum = A_Alpha | A_Digit,
A_Whitespace = 0x04
};
const char *m_buffer;
int m_ptr;
int m_len;
};
} //namespace Rpp
QT_END_NAMESPACE
#endif
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