ObjFW  Diff

@implementation OFMutableString_UTF8
+ (void)initialize
{
	if (self == [OFMutableString_UTF8 class])
		[self inheritMethodsFromClass: [OFString_UTF8 class]];
}

- initWithUTF8StringNoCopy: (char *)UTF8String
	      freeWhenDone: (bool)freeWhenDone
{
	@try {
		self = [self initWithUTF8String: UTF8String];
	} @finally {
		if (freeWhenDone)
			free(UTF8String);

				    size: _s->cStringLength + 1];
		} @catch (OFOutOfMemoryException *e) {
			/* We don't really care, as we only made it smaller */
		}
	}
}

- (void)appendUTF8String: (const char *)UTF8String
{
	size_t UTF8StringLength = strlen(UTF8String);
	size_t length;

	if (UTF8StringLength >= 3 &&
	    memcmp(UTF8String, "\xEF\xBB\xBF", 3) == 0) {
		UTF8String += 3;

	memcpy(_s->cString + _s->cStringLength, UTF8String,
	    UTF8StringLength + 1);

	_s->cStringLength += UTF8StringLength;
	_s->length += length;
}

- (void)appendUTF8String: (const char *)UTF8String
		  length: (size_t)UTF8StringLength
{
	size_t length;

	if (UTF8StringLength >= 3 &&
	    memcmp(UTF8String, "\xEF\xBB\xBF", 3) == 0) {
		UTF8String += 3;

	_s->cStringLength += UTF8StringLength;
	_s->length += length;

	_s->cString[_s->cStringLength] = 0;
}

- (void)appendCString: (const char *)cString
	     encoding: (of_string_encoding_t)encoding
{
	[self appendCString: cString
		   encoding: encoding
		     length: strlen(cString)];
}

- (void)appendCString: (const char *)cString
	     encoding: (of_string_encoding_t)encoding
	       length: (size_t)cStringLength
{
	if (encoding == OF_STRING_ENCODING_UTF_8)
		[self appendUTF8String: cString
				length: cStringLength];
	else {
		void *pool = objc_autoreleasePoolPush();

		[self appendString:
		    [OFString stringWithCString: cString
				       encoding: encoding
					 length: cStringLength]];

		objc_autoreleasePoolPop(pool);
	}
}

- (void)appendString: (OFString *)string
{
	size_t UTF8StringLength;

	if (string == nil)
		@throw [OFInvalidArgumentException exception];

	UTF8StringLength = [string UTF8StringLength];

	_s->cStringLength += UTF8StringLength;
	_s->length += [string length];

	_s->cString[_s->cStringLength] = 0;

	if ([string isKindOfClass: [OFString_UTF8 class]] ||
	    [string isKindOfClass: [OFMutableString_UTF8 class]]) {
		if (((OFString_UTF8 *)string)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)appendCharacters: (const of_unichar_t *)characters
		  length: (size_t)length
{
	char *tmp;

	tmp = [self allocMemoryWithSize: (length * 4) + 1];
	@try {
		size_t j = 0;

		if (isUTF8)
			_s->isUTF8 = true;
	} @finally {
		[self freeMemory: tmp];
	}
}

- (void)appendFormat: (OFConstantString *)format
	   arguments: (va_list)arguments
{
	char *UTF8String;
	int UTF8StringLength;

	if (format == nil)
		@throw [OFInvalidArgumentException exception];

		}

		/* UTF-8 does not allow more than 4 bytes per character */
		@throw [OFInvalidEncodingException exception];
	}
}

- (void)insertString: (OFString *)string
	     atIndex: (size_t)index
{
	size_t newCStringLength;

	if (index > _s->length)
		@throw [OFOutOfRangeException exception];

	_s->cString[newCStringLength] = '\0';

	_s->cStringLength = newCStringLength;
	_s->length += [string length];

	if ([string isKindOfClass: [OFString_UTF8 class]] ||
	    [string isKindOfClass: [OFMutableString_UTF8 class]]) {
		if (((OFString_UTF8 *)string)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)deleteCharactersInRange: (of_range_t)range
{

					    size: _s->cStringLength + 1];
	} @catch (OFOutOfMemoryException *e) {
		/* We don't really care, as we only made it smaller */
	}
}

- (void)replaceCharactersInRange: (of_range_t)range
		      withString: (OFString *)replacement
{
	size_t start = range.location;
	size_t end = range.location + range.length;
	size_t newCStringLength, newLength;

	if (replacement == nil)
		@throw [OFInvalidArgumentException exception];

					    size: newCStringLength + 1];

	_s->cStringLength = newCStringLength;
	_s->length = newLength;

	if ([replacement isKindOfClass: [OFString_UTF8 class]] ||
	    [replacement isKindOfClass: [OFMutableString_UTF8 class]]) {
		if (((OFString_UTF8 *)replacement)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)replaceOccurrencesOfString: (OFString *)string
			withString: (OFString *)replacement
			   options: (int)options
			     range: (of_range_t)range
{
	const char *searchString = [string UTF8String];
	const char *replacementString = [replacement UTF8String];
	size_t searchLength = [string UTF8StringLength];
	size_t replacementLength = [replacement UTF8StringLength];

	_s->hashed = false;
	_s->cString = newCString;
	_s->cStringLength = newCStringLength;
	_s->length = newLength;

	if ([replacement isKindOfClass: [OFString_UTF8 class]] ||
	    [replacement isKindOfClass: [OFMutableString_UTF8 class]]) {
		if (((OFString_UTF8 *)replacement)->_s->isUTF8)
			_s->isUTF8 = true;
	} else
		_s->isUTF8 = true;
}

- (void)deleteLeadingWhitespaces
{