public function FormTestValidateRequiredForm::elementValidateRequired in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/system/tests/modules/form_test/src/Form/FormTestValidateRequiredForm.php \Drupal\form_test\Form\FormTestValidateRequiredForm::elementValidateRequired()

File

core/modules/system/tests/modules/form_test/src/Form/FormTestValidateRequiredForm.php, line 76

Class

FormTestValidateRequiredForm

Form constructor to test the #required property.

Namespace

Drupal\form_test\Form

Code

public function elementValidateRequired($element, FormStateInterface $form_state) {

  // Set a custom validation error on the #required element.
  if (!empty($element['#required_but_empty']) && isset($element['#form_test_required_error'])) {
    $form_state
      ->setError($element, $element['#form_test_required_error']);
  }
}