docs: public static XMLStreamException unexpectedElement(final XMLExtendedStreamReader reader) {
          final XMLStreamException ex = ControllerLogger.ROOT_LOGGER.unexpectedElement(reader.getName(), reader.getLocation());
  
          return new XMLStreamValidationException(ex.getMessage(),
                                                  ValidationError.from(ex, ErrorType.UNEXPECTED_ELEMENT)
                                                          .element(reader.getName()),
                                                  ex);
      }