Drupal 11 compatibility

src/Plugin/Field/FieldFormatter/TextFieldFormatter.php

@@ -81,17 +81,19 @@ class TextFieldFormatter extends StringFormatter {
    * @param \Drupal\Core\Utility\Token $token
    *   The token service.
    */
-  public function __construct($plugin_id,
-                              $plugin_definition,
-                              FieldDefinitionInterface $field_definition,
-                              array $settings,
-                              $label,
-                              $view_mode,
-                              array $third_party_settings,
-                              EntityTypeManagerInterface $entity_type_manager,
-                              ModuleHandlerInterface $module_handler,
-                              MessengerInterface $messenger,
-                              Token $token) {
+  public function __construct(
+    $plugin_id,
+    $plugin_definition,
+    FieldDefinitionInterface $field_definition,
+    array $settings,
+    $label,
+    $view_mode,
+    array $third_party_settings,
+    EntityTypeManagerInterface $entity_type_manager,
+    ModuleHandlerInterface $module_handler,
+    MessengerInterface $messenger,
+    Token $token,
+  ) {
     parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $label, $view_mode, $third_party_settings, $entity_type_manager);
 
     $this->moduleHandler = $module_handler;
@@ -372,7 +374,7 @@ class TextFieldFormatter extends StringFormatter {
       $attributes = explode("\r\n", $attributes);
       foreach ($attributes as $attribute) {
         $attribute = explode("|", $attribute);
-        $prepared[$attribute[0]] = isset($attribute[1]) ? $attribute[1] : '';
+        $prepared[$attribute[0]] = $attribute[1] ?? '';
       }
     }