code: protected function addMessage($error, $message, $line, $column, $code, $data, $severity, $isFixable = false) : bool
      {
          if (!$error) { // skip warnings
              return false;
          }
  
          $this->errorDataCollector->addErrorMessage($this->path, $message, $line, $code, $data, $isFixable);
  
          return true;
      }
docs: {@inheritdoc}