PHP 8.4

Closes #3515603

src/MetatagManager.php

@@ -324,7 +324,7 @@ class MetatagManager implements MetatagManagerInterface {
   /**
    * {@inheritdoc}
    */
-  public function form(array $values, array $element, array $token_types = [], array $included_groups = NULL, array $included_tags = NULL, $verbose_help = FALSE): array {
+  public function form(array $values, array $element, array $token_types = [], ?array $included_groups = NULL, ?array $included_tags = NULL, $verbose_help = FALSE): array {
     // Add the outer fieldset.
     $element += [
       '#type' => 'details',
@@ -449,13 +449,13 @@ class MetatagManager implements MetatagManagerInterface {
   /**
    * Returns default meta tags for an entity.
    *
-   * @param \Drupal\Core\Entity\ContentEntityInterface $entity
+   * @param \Drupal\Core\Entity\ContentEntityInterface|null $entity
    *   The entity to work on.
    *
    * @return array
    *   The default meta tags appropriate for this entity.
    */
-  public function getDefaultMetatags(ContentEntityInterface $entity = NULL): array {
+  public function getDefaultMetatags(?ContentEntityInterface $entity = NULL): array {
     // Get general global metatags.
     $metatags = $this->getGlobalMetatags();
     // If that is empty something went wrong.
@@ -579,7 +579,7 @@ class MetatagManager implements MetatagManagerInterface {
   /**
    * {@inheritdoc}
    */
-  public function generateRawElements(array $tags, $entity = NULL, BubbleableMetadata $cache = NULL): array {
+  public function generateRawElements(array $tags, $entity = NULL, ?BubbleableMetadata $cache = NULL): array {
     // Ignore the update.php path.
     $request = $this->requestStack->getCurrentRequest();
     if ($request->getBaseUrl() == '/update.php') {