public static FormStateInterface::hasAnyErrors()

public FormStateInterface::isSubmitted()

public FormStateInterface::setCompleteForm(array &$comple

public FormStateInterface::getLimitValidationErrors()

public FormStateInterface::clearErrors()

public FormStateInterface::prepareCallback($callback)

public FormStateInterface::setValue($key, $value)

public FormStateInterface::setExecuted()

public FormStateInterface::setButtons(array $buttons)

public FormStateInterface::setAlwaysProcess($always_process =