ObjFW  Diff

/*
 * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
 * Copyright (c) 2008-2023 Jonathan Schleifer <js@nil.im>
 *
 * 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"

#include <stdlib.h>

#include <assert.h>

#import "OFMutableSet.h"
#import "OFMutableMapTableSet.h"
#import "OFString.h"

static struct {
	Class isa;
} placeholder;

@interface OFMutableSetPlaceholder: OFMutableSet
@end

- (instancetype)initWithObject: (id)firstObject arguments: (va_list)arguments
{
	return (id)[[OFMutableMapTableSet alloc] initWithObject: firstObject
						      arguments: arguments];
}

- (instancetype)initWithSerialization: (OFXMLElement *)element
{
	return (id)[[OFMutableMapTableSet alloc]
	    initWithSerialization: element];
}

- (instancetype)initWithCapacity: (size_t)capacity
{
	return (id)[[OFMutableMapTableSet alloc] initWithCapacity: capacity];
}

- (instancetype)retain
{

	cArray = OFAllocMemory(count, sizeof(id));
	@try {
		size_t i;

		i = 0;
		for (id object in self) {
			assert(i < count);
			OFAssert(i < count);
			cArray[i++] = object;
		}

		for (i = 0; i < count; i++)
			if (![set containsObject: cArray[i]])
				[self removeObject: cArray[i]];
	} @finally {