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/**************************************************************************
** parserbase.h
** -------------
** begin : Tue Jul 30 23:53:52 2002
** Copyright 2002-2004 Otto Bruggeman <otto.bruggeman@home.nl>
** Copyright 2010 Kevin Kofler <kevin.kofler@chello.at>
***************************************************************************/
/***************************************************************************
**
** 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.
**
***************************************************************************/
#ifndef DIFF2_PARSERBASE_H
#define DIFF2_PARSERBASE_H
#include <QtCore/QRegExp>
#include "kompare.h"
#include "difference.h"
#include "diffmodellist.h"
class QStringList;
class QString;
namespace Diff2
{
class KompareModelList;
class ParserBase
{
public:
ParserBase( const KompareModelList* list, const QStringList& diff );
virtual ~ParserBase();
public:
enum Kompare::Format format() { return determineFormat(); };
DiffModelList* parse( bool* malformed = 0 );
protected:
virtual bool parseContextDiffHeader();
virtual bool parseEdDiffHeader();
virtual bool parseNormalDiffHeader();
virtual bool parseRCSDiffHeader();
virtual bool parseUnifiedDiffHeader();
virtual bool parseContextHunkHeader();
virtual bool parseEdHunkHeader();
virtual bool parseNormalHunkHeader();
virtual bool parseRCSHunkHeader();
virtual bool parseUnifiedHunkHeader();
virtual bool parseContextHunkBody();
virtual bool parseEdHunkBody();
virtual bool parseNormalHunkBody();
virtual bool parseRCSHunkBody();
virtual bool parseUnifiedHunkBody();
virtual DiffModelList* parseContext();
virtual DiffModelList* parseEd();
virtual DiffModelList* parseNormal();
virtual DiffModelList* parseRCS();
virtual DiffModelList* parseUnified();
protected: // Helper methods to speed things up
bool matchesUnifiedHunkLine( QString line ) const;
void checkHeader( const QRegExp& header );
protected:
/** What is format of the diff */
virtual enum Kompare::Format determineFormat();
protected:
// Regexps for context parsing
QRegExp m_contextDiffHeader1;
QRegExp m_contextDiffHeader2;
QRegExp m_contextHunkHeader1;
QRegExp m_contextHunkHeader2;
QRegExp m_contextHunkHeader3;
QRegExp m_contextHunkBodyRemoved;
QRegExp m_contextHunkBodyAdded;
QRegExp m_contextHunkBodyChanged;
QRegExp m_contextHunkBodyContext;
QRegExp m_contextHunkBodyLine; // Added for convenience
// Regexps for normal parsing
QRegExp m_normalDiffHeader;
QRegExp m_normalHunkHeaderAdded;
QRegExp m_normalHunkHeaderRemoved;
QRegExp m_normalHunkHeaderChanged;
QRegExp m_normalHunkBodyRemoved;
QRegExp m_normalHunkBodyAdded;
QRegExp m_normalHunkBodyDivider;
enum Difference::Type m_normalDiffType;
// RegExps for rcs parsing
QRegExp m_rcsDiffHeader;
// Regexps for unified parsing
QRegExp m_unifiedDiffHeader1;
QRegExp m_unifiedDiffHeader2;
QRegExp m_unifiedHunkHeader;
QRegExp m_unifiedHunkBodyAdded;
QRegExp m_unifiedHunkBodyRemoved;
QRegExp m_unifiedHunkBodyContext;
QRegExp m_unifiedHunkBodyLine; // Added for convenience
protected:
const QStringList& m_diffLines;
DiffModel* m_currentModel;
DiffModelList* m_models;
QStringList::ConstIterator m_diffIterator;
bool m_singleFileDiff;
bool m_malformed;
protected:
const KompareModelList* m_list;
};
} // End of namespace Diff2
#endif
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