comparison vendor/symfony/css-selector/Node/SelectorNode.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

     private $tree;
     private $pseudoElement;
 
     /**
      * @param NodeInterface $tree
-     * @param null|string   $pseudoElement
+     * @param string|null   $pseudoElement
      */
     public function __construct(NodeInterface $tree, $pseudoElement = null)
     {
         $this->tree = $tree;
         $this->pseudoElement = $pseudoElement ? strtolower($pseudoElement) : null;

     {
         return $this->tree;
     }
 
     /**
-     * @return null|string
+     * @return string|null
      */
     public function getPseudoElement()
     {
         return $this->pseudoElement;
     }