/**
* @param Range $range
* @return string
*/
private function flattenRange(Range $range)
{
if ($range->representsSingleCodepoint()) {
return $this->flattenCodepoint($range->getStart());
}
$start = $range->getStart();
$end = $range->getEnd();
return sprintf('\\x{%X}-\\x{%X}', $start->getValue(), $end->getValue());
}
