ObjFW  Diff

#include "config.h"

#import "OFSet.h"
#import "OFSet_hashtable.h"
#import "OFString.h"
#import "OFXMLElement.h"
#import "OFAutoreleasePool.h"

#import "OFNotImplementedException.h"



static struct {
	Class isa;
} placeholder;

@interface OFSet_placeholder: OFSet
@end

		return NO;

	return [otherSet isSubsetOfSet: self];
}

- (uint32_t)hash
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFEnumerator *enumerator = [self objectEnumerator];
	id object;
	uint32_t hash = 0;

	while ((object = [enumerator nextObject]) != nil)
		hash += [object hash];

	[pool release];

	return hash;
}

- (OFString*)description
{

	OFMutableString *ret;
	OFAutoreleasePool *pool, *pool2;
	OFEnumerator *enumerator;
	size_t i, count = [self count];
	id object;

	if (count == 0)
		return @"{()}";

	ret = [OFMutableString stringWithString: @"{(\n"];

	pool = [[OFAutoreleasePool alloc] init];
	enumerator = [self objectEnumerator];

	i = 0;

	pool2 = [[OFAutoreleasePool alloc] init];

	while ((object = [enumerator nextObject]) != nil) {
		[ret appendString: [object description]];

		if (++i < count)
			[ret appendString: @",\n"];

		[pool2 releaseObjects];
	}
	[ret replaceOccurrencesOfString: @"\n"
			     withString: @"\n\t"];
	[ret appendString: @"\n)}"];

	[ret makeImmutable];

	[pool release];

	return ret;
}

- copy
{
	return [self retain];
}

- mutableCopy
{
	return [[OFMutableSet alloc] initWithSet: self];
}

- (BOOL)isSubsetOfSet: (OFSet*)set
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFEnumerator *enumerator = [self objectEnumerator];
	id object;

	while ((object = [enumerator nextObject]) != nil) {
		if (![set containsObject: object]) {
			[pool release];
			return NO;
		}
	}

	[pool release];

	return YES;
}

- (BOOL)intersectsSet: (OFSet*)set
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFEnumerator *enumerator = [self objectEnumerator];
	id object;

	while ((object = [enumerator nextObject]) != nil) {
		if ([set containsObject: object]) {
			[pool release];
			return YES;
		}
	}

	[pool release];

	return NO;
}

- (OFXMLElement*)XMLElementBySerializing
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFAutoreleasePool *pool2;
	OFXMLElement *element;
	OFEnumerator *enumerator;
	id <OFSerialization> object;

	if ([self isKindOfClass: [OFMutableSet class]])
		element = [OFXMLElement elementWithName: @"OFMutableSet"
					      namespace: OF_SERIALIZATION_NS];
	else
		element = [OFXMLElement elementWithName: @"OFSet"
					      namespace: OF_SERIALIZATION_NS];

	enumerator = [self objectEnumerator];

	pool2 = [[OFAutoreleasePool alloc] init];
	while ((object = [enumerator nextObject]) != nil) {


		[element addChild: [object XMLElementBySerializing]];

		[pool2 releaseObjects];
	}

	[element retain];
	[pool release];
	[element autorelease];

	return element;
}

#if defined(OF_HAVE_BLOCKS) && defined(OF_HAVE_FAST_ENUMERATION)
- (void)enumerateObjectsUsingBlock: (of_set_enumeration_block_t)block
{
	BOOL stop = NO;