ObjFW  Check-in [5b80a003bd]

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				4BB99CD81FAEC9DA00CC79A9 /* OFCharacterSet_bitset.m */,
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				4BB99CE31FAF542000CC79A9 /* OFCharacterSet_range.m */,
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				4B2C22951DA292BE00735907 /* OFKernelEventObserver_kqueue.h in Headers */,

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				4B2C212B1DA292BE00735907 /* OFData.m in Sources */,
				4B2C212C1DA292BE00735907 /* OFData+CryptoHashing.m in Sources */,

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	    platform.h				\
	    ${USE_INCLUDES_ATOMIC}

SRCS += OFArray_adjacent.m		\
	OFArray_adjacentSubarray.m	\
	OFArray_subarray.m		\
	OFCharacterSet_bitset.m		\
	OFCharacterSet_invertedSet.m	\
	OFCharacterSet_range.m		\
	OFCountedSet_hashtable.m	\
	OFDictionary_hashtable.m	\
	OFMutableArray_adjacent.m	\
	OFMutableDictionary_hashtable.m	\
	OFMutableSet_hashtable.m	\
	OFMutableString_UTF8.m		\

/*!
 * @class OFCharacterSet OFCharacterSet.h ObjFW/OFCharacterSet.h
 *
 * @brief A class cluster representing a character set.
 */
@interface OFCharacterSet: OFObject
/*!
 * The inverted set, containing only the characters that do not exist in the
 * receiver.
 */
@property (readonly, nonatomic) OFCharacterSet *invertedSet;

/*!
 * @brief Creates a new character set containing the characters of the
 *	  specified string.
 *
 * @param characters The characters for the character set
 * @return A new OFCharacterSet
 */

 * file.
 */

#include "config.h"

#import "OFCharacterSet.h"
#import "OFCharacterSet_bitset.h"
#import "OFCharacterSet_invertedSet.h"
#import "OFCharacterSet_range.h"

static struct {
	Class isa;
} placeholder;

@interface OFCharacterSet_placeholder: OFCharacterSet

	OF_INVALID_INIT_METHOD
}

- (bool)characterIsMember: (of_unichar_t)character
{
	OF_UNRECOGNIZED_SELECTOR
}

- (OFCharacterSet *)invertedSet
{
	return [[[OFCharacterSet_invertedSet alloc]
	    of_initWithCharacterSet: self] autorelease];
}
@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFCharacterSet.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFCharacterSet_invertedSet: OFCharacterSet
{
	OFCharacterSet *_characterSet;
	bool (*_characterIsMember)(id, SEL, of_unichar_t);
}

- (instancetype)of_initWithCharacterSet: (OFCharacterSet *)characterSet
    OF_METHOD_FAMILY(init);
@end

OF_ASSUME_NONNULL_END

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
 *   Jonathan Schleifer <js@heap.zone>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFCharacterSet_invertedSet.h"
#import "OFString.h"

#import "OFOutOfRangeException.h"

@implementation OFCharacterSet_invertedSet
- (instancetype)of_initWithCharacterSet: (OFCharacterSet *)characterSet
{
	self = [super init];

	_characterSet = [characterSet retain];
	_characterIsMember = (bool (*)(id, SEL, of_unichar_t))
	    [_characterSet methodForSelector: @selector(characterIsMember:)];

	return self;
}

- (void)dealloc
{
	[_characterSet release];

	[super dealloc];
}

- (bool)characterIsMember: (of_unichar_t)character
{
	return !_characterIsMember(_characterSet, @selector(characterIsMember:),
	    character);
}

- (OFCharacterSet *)invertedSet
{
	return [[_characterSet retain] autorelease];
}
@end

}
@end

@implementation TestsAppDelegate (OFCharacterSetTests)
- (void)characterSetTests
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFCharacterSet *cs, *ics;
	bool ok;

	module = @"OFCharacterSet";

	cs = [[[SimpleCharacterSet alloc] init] autorelease];

	ok = true;

			if (![cs characterIsMember: c])
				ok = false;
		} else if ([cs characterIsMember: c])
			ok = false;
	}
	TEST(@"-[characterIsMember:]", ok);

	ok = true;
	ics = [cs invertedSet];
	for (of_unichar_t c = 0; c < 65536; c++) {
		if (c >= '0' && c <= '9') {
			if ([ics characterIsMember: c])
				ok = false;
		} else if (![ics characterIsMember: c])
			ok = false;
	}
	TEST(@"-[invertedSet]", ok);

	TEST(@"Inverting -[invertedSet] returns original set",
	    [ics invertedSet] == cs)

	[pool drain];
}
@end