Fix phpstan errors

phpstan.neon.dist

@@ -22,6 +22,8 @@ parameters:
 	ignoreErrors:
 		# Note paths are prefixed with ""*/" to wirk with inspections in PHPStorm because of:
 		# https://youtrack.jetbrains.com/issue/WI-63891/PHPStan-ignoreErrors-configuration-isnt-working-with-inspections
+		# Happens in classes implementing ContainerInjectionInterface::create()
+		- '/ constructor expects [^\s]+, object(\|null)? given.$/'
 		# Wrong phpdoc type hint in Drupal
 		- '/^Parameter #1 \$key of method Drupal\\Core\\Form\\FormStateInterface::hasTemporaryValue\(\) expects string, array<int\|string> given.$/'
 		-

src/Form/AbstractJsonFormsForm.php

@@ -62,8 +62,11 @@ abstract class AbstractJsonFormsForm extends FormBase {
    * @return static
    */
   public static function create(ContainerInterface $container) {
-    return new static($container->get(FormArrayFactoryInterface::class),
-      $container->get(FormValidatorInterface::class), $container->get(FormValidationMapperInterface::class));
+    return new static(
+      $container->get(FormArrayFactoryInterface::class),
+      $container->get(FormValidatorInterface::class),
+      $container->get(FormValidationMapperInterface::class)
+    );
   }
 
   public function __construct(
@@ -260,7 +263,7 @@ protected function doGetSubmittedData(FormStateInterface $formState): array {
    *
    * phpcs:disable Generic.Files.LineLength.TooLong
    */
-  private function determineLimitValidationErrors(FormStateInterface &$formState): ?array {
+  private function determineLimitValidationErrors(FormStateInterface $formState): ?array {
     // While this element is being validated, it may be desired that some
     // calls to \Drupal\Core\Form\FormStateInterface::setErrorByName() be
     // suppressed and not result in a form error, so that a button that
@@ -284,7 +287,7 @@ private function determineLimitValidationErrors(FormStateInterface &$formState):
     // setting the #limit_validation_errors property. For button element
     // types, #limit_validation_errors defaults to FALSE, so that full
     // validation is their default behavior.
-    elseif ($triggering_element && !isset($triggering_element['#limit_validation_errors']) && !$formState->isSubmitted()) {
+    elseif (NULL !== $triggering_element && !isset($triggering_element['#limit_validation_errors']) && !$formState->isSubmitted()) {
       return [];
     }
     // As an extra security measure, explicitly turn off error suppression if

src/Form/Control/Callbacks/ArrayCallbacks.php

@@ -188,6 +188,7 @@ public static function removeItem(array &$form, FormStateInterface $formState):
   private static function &getArrayForm(array &$form, array $triggeringElement): array {
     $arrayParents = $triggeringElement['#array_parents'];
     Assertion::isArray($arrayParents);
+    /** @var list<int|string> $arrayParents */
     $propertyPath = $triggeringElement['#_controlPropertyPath'];
     Assertion::isArray($propertyPath);
 

src/Form/Control/SelectArrayFactory.php

@@ -61,7 +61,6 @@ public function createFormArray(
     if (!$definition->isRequired()) {
       $form['#empty_value'] = '';
     }
-    // @phpstan-ignore offsetAccess.nonOffsetAccessible
     if (isset($form['#options']['']) && '' !== $form['#options']['']) {
       $form['#empty_option'] = $form['#options'][''];
     }