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/*
** CWRegEx.h
**
** Copyright (c) 2001-2004 Ludovic Marcotte, Francis Lachapelle
**
** Author: Francis Lachapelle <francis@Sophos.ca>
** Ludovic Marcotte <ludovic@Sophos.ca>
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library 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
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _Pantomime_H_CWRegEx
#define _Pantomime_H_CWRegEx
#include <sys/types.h>
#include <regex.h>
#import <Foundation/NSObject.h>
#import <Foundation/NSString.h>
/*!
@class CWRegEx
@abstract Provides a simple object-oriented wrapper around POSIX regex.
@discussion This class provides a simple and efficient interface around
POSIX regex, which are available on most UNIX (or like) systems.
*/
@interface CWRegEx : NSObject
{
@private
regex_t _re;
}
/*!
@method initWithPattern:
@discussion This method invokes initWithPattern: flags: with
the default REG_EXTENDED flag.
@param thePattern The regular expression to use.
@result An instance of CWRegEx, nil in case of an error.
*/
- (id) initWithPattern: (NSString *) thePattern;
/*!
@method initWithPattern: flags:
@discussion This method is used to initialize a CWRegEx instance
using the specified pattern and flags.
@param thePattern The regular expression to use.
@param theFlags The flags to use. See regcomp(3) for a description
of the available flags.
@result An instance of CWRegEx, nil in case of an error.
*/
- (id) initWithPattern: (NSString *) thePattern
flags: (int) theFlags;
/*!
@method regexWithPattern:
@discussion Invokes initWithPattern: with <i>thePattern</i> and
autoreleases the returned instance.
*/
+ (id) regexWithPattern: (NSString *) thePattern;
/*!
@method regexWithPattern: flags:
@discussion Invokes initWithPattern: flags: with <i>thePattern</i> and
<i>theFlags</i>, then autoreleases the returned instance.
*/
+ (id) regexWithPattern: (NSString *) thePattern
flags: (int) theFlags;
/*!
@method matchString:
@discussion This method is used to try to match <i>theString</i>
using the instance's pattern.
@param theString The string to match.
@result An array of matches (NSString instances), which can be empty but not nil.
*/
- (NSArray *) matchString: (NSString *) theString;
/*!
@method matchString: withPattern: isCaseSensitive:
@discussion This method provides an easy way to quickly
match a string with the specified pattern, in a
case-sensitive manner or not.
@param theString The string to match.
@param thePattern The regular expression to use.
@param theBOOL Case-sensitive, or not.
@result An array of matches (NSString instances), which can be empty but not nil.
*/
+ (NSArray *) matchString: (NSString *) theString
withPattern: (NSString *) thePattern
isCaseSensitive: (BOOL) theBOOL;
@end
#endif // _Pantomime_H_CWRegEx
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