public FormStateInterface::setRedirectUrl(Url $url)

public FormStateInterface::setAlwaysProcess($always_process =

public FormStateInterface::isSubmitted()

public static FormStateInterface::hasAnyErrors()

public FormStateInterface::setExecuted()

public FormStateInterface::getTemporary()

public FormStateInterface::getLimitValidationErrors()

public FormStateInterface::addCleanValueKey($key)

public FormStateInterface::setErrorByName($name, $message = '')

public &FormStateInterface::getGroups()