public FormStateInterface::addCleanValueKey($key)

public FormStateInterface::prepareCallback($callback)

public &FormStateInterface::getGroups()

public FormStateInterface::setResponse(Response $response)

public FormStateInterface::getFormObject()

public FormStateInterface::isSubmitted()

public FormStateInterface::setRedirectUrl(Url $url)

public FormStateInterface::setAlwaysProcess($always_process =

public &FormStateInterface::getCompleteForm()

public FormStateInterface::getLimitValidationErrors()