code: protected function processNodeEvent(GherkinNodeTested $event)
      {
          list($context, $nodeHeader) = $this->resolveContextAndNodeHeader($event);
  
          return [
              sprintf(
                  '[%s][%s]',
                  $nodeHeader,
                  $this->resolveActionType($event)
              ),
              $context
          ];
      }
docs: @param GherkinNodeTested $event
  
  @return array