N98\Magento\Command\MagentoConnect\AbstractConnectCommand::isAlternative PHP Method

    protected function isAlternative($packageName, $searchPackageName)
    {
        $lev = levenshtein($packageName, $searchPackageName);
        return $lev <= strlen($searchPackageName) / 3 || false !== strpos($searchPackageName, $packageName);
    }