ObjFW  Diff

}

- (void)lower
{
	[self _applyTable: of_unicode_lower_table
		 withSize: OF_UNICODE_LOWER_TABLE_SIZE];
}

- (void)insertString: (OFString*)str
	     atIndex: (size_t)idx
{
	size_t nlen;

	if (isUTF8)
		idx = of_string_index_to_position(string, idx, length);

	if (idx > length)
		@throw [OFOutOfRangeException newWithClass: isa];

	nlen = length + [str cStringLength];
	string = [self resizeMemory: string
			     toSize: nlen + 1];

	memmove(string + idx + [str cStringLength], string + idx, length - idx);
	memcpy(string + idx, [str cString], [str cStringLength]);
	string[nlen] = '\0';

	length = nlen;
}

- (void)removeCharactersFromIndex: (size_t)start
			  toIndex: (size_t)end
{
	if (isUTF8) {
		start = of_string_index_to_position(string, start, length);
		end = of_string_index_to_position(string, end, length);