ObjFW  Diff

- copy
{
	return [self retain];
}

- mutableCopy
{
	return [OFMutablePair pairWithFirstObject: _firstObject
				     secondObject: _secondObject];
	return [[OFMutablePair alloc] initWithFirstObject: _firstObject
					     secondObject: _secondObject];
}

- (OFString *)description
{
	return [OFString stringWithFormat: @"<<%@, %@>>",
					   _firstObject, _secondObject];
}
@end