Form validation callback to validate expression elements.

Parameters

array $form: The form array.

\Drupal\Core\Form\FormStateInterface $form_state: The current form state.

Overrides ExpressionFormInterface::validateForm

File

src/Form/Expression/ActionForm.php, line 132

Class

ActionForm

UI form for adding/editing a Rules action.

Namespace

Drupal\rules\Form\Expression

Code

public function validateForm(array $form, FormStateInterface $form_state) {
  // Only if there is an action selected already we can validate something.
  if ($form_state->get('action_id')) {
    // Invoke the submission handler which will setup the expression being
    // edited in the form. That way the expression is ready for other
    // validation handlers.
    $this->submitForm($form, $form_state);
  }
}