private function prepare_label_addition($object_to_prepare_for, $setting)
{
if ('' !== ($field_label_extra = $object_to_prepare_for->get_setting('field_label_' . $setting, ''))) {
// If the break we are dealing with has a prefix, we need to respect that.
if ('' !== ($my_field_label_extra = $this->get_setting('field_label_' . $setting, ''))) {
$field_label_extra .= ' - ' . $my_field_label_extra;
}
$this->set_setting('field_label_' . $setting, $field_label_extra);
}
}