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/**
* Yudit Unicode Editor Source File
*
* GNU Copyright (C) 1997-2023 Gaspar Sinai <gaspar@yudit.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2,
* dated June 1991. See file COPYYING for details.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef SMatcher_h
#define SMatcher_h
#include "stoolkit/syntax/SMatcherIterator.h"
#include "stoolkit/syntax/SPattern.h"
class SMatcherAction
{
public:
SMatcherAction (void) {}
virtual ~SMatcherAction () {}
/*
* from is the staring character index, till is the ending character index
*/
virtual void applyAction (const SString& name,
unsigned int from, unsigned int till) = 0;
};
/**
* A regular expression matcher.
* @author Gaspar Sinai
* @version 2007-11-27
*/
class SMatcher
{
public:
SMatcher (SPattern& pattern, SMatcherIterator& it);
// This will return SD_MATCH_EOD on end
// This class is not yet ready, it just provides some
// sample implementation.
// if unitWork is true SD_MATCH_AGAIN can be returned after
// one character is read or one unit work is performed.
unsigned int find (bool unitWork=false);
/* actions will be applied in order */
void applyActions (SMatcherAction& action);
private:
SPattern& pattern;
SMatcherIterator& iterator;
unsigned int start;
bool eod;
};
#endif /* SMatcher_h */
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