isValidSDNId property

bool isValidSDNId

Implementation

bool get isValidSDNId {
  if (isEmpty) return false;
  if (length > maxLength) return false;
  if (!validSigils.contains(substring(0, 1))) {
    return false;
  }
  // event IDs do not have to have a domain
  if (substring(0, 1) == '\$') {
    return true;
  }
  // all other sdn IDs have to have a domain
  final parts = _getParts();
  // the localpart can be an empty string, e.g. for aliases
  if (parts.length != 2 || parts[1].isEmpty) {
    return false;
  }
  return true;
}