상속: implements Spatie\Crawler\CrawlObserver
 /**
  * Called when the crawler has crawled the given url.
  *
  * @param \Spatie\Crawler\Url                      $url
  * @param \Psr\Http\Message\ResponseInterface|null $response
  *
  * @return string
  */
 public function hasBeenCrawled(Url $url, $response)
 {
     $statusCode = parent::hasBeenCrawled($url, $response);
     if ($this->isSuccessOrRedirect($statusCode)) {
         return;
     }
     $reason = $response ? $response->getReasonPhrase() : '';
     $this->log->warning("{$statusCode} {$reason} - {$url}");
 }
 /**
  * Called when the crawler has crawled the given url.
  *
  * @param \Spatie\Crawler\Url $url
  * @param \Psr\Http\Message\ResponseInterface|null $response
  * @param \Spatie\Crawler\Url $foundOnUrl
  *
  * @return string
  */
 public function hasBeenCrawled(Url $url, $response, Url $foundOnUrl = null)
 {
     $statusCode = parent::hasBeenCrawled($url, $response);
     if ($this->isSuccessOrRedirect($statusCode)) {
         return;
     }
     $reason = $response ? $response->getReasonPhrase() : '';
     $logMessage = "{$statusCode} {$reason} - {$url}";
     if ($foundOnUrl) {
         $logMessage .= " (found on {$foundOnUrl}";
     }
     $this->log->warning($logMessage);
 }