comparison vendor/symfony/dependency-injection/Loader/Configurator/DefaultsConfigurator.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

      *
      * @return $this
      *
      * @throws InvalidArgumentException when an invalid tag name or attribute is provided
      */
-    final public function tag($name, array $attributes = array())
+    final public function tag($name, array $attributes = [])
     {
-        if (!is_string($name) || '' === $name) {
+        if (!\is_string($name) || '' === $name) {
             throw new InvalidArgumentException('The tag name in "_defaults" must be a non-empty string.');
         }
 
         foreach ($attributes as $attribute => $value) {
             if (!is_scalar($value) && null !== $value) {