protected function _error($messageKey, $value = null)
{
if ($messageKey === static::NOT_IN_ARRAY) {
$matches = StringHelper::findSimilar($this->_value, $this->_haystack);
if (empty($matches)) {
$this->_messages[$messageKey] = sprintf(t('"%s" is not in the list of allowed values.'), $this->_value);
} else {
$this->_messages[$messageKey] = sprintf(t('"%s" is not in the list of allowed values. Did you mean one of the following?: %s'), $this->_value, implode(', ', $matches));
}
} else {
parent::_error($messageKey, $value);
}
}
