public static function toString()

in src/Request/UserAgent.php [36:65]

• 24 lines of code
• 3 McCabe index (conditional complexity)

    public static function toString(array $append = [])
    {
        self::defaultFields();

        $os        = \PHP_OS;
        $osVersion = php_uname('r');
        $osMode    = php_uname('m');
        $userAgent = "AlibabaCloud ($os $osVersion; $osMode) ";

        $newUserAgent = [];

        $append = self::clean($append);

        $append = Arrays::merge(
            [
                self::$userAgent,
                $append,
            ]
        );

        foreach ($append as $key => $value) {
            if ($value === null) {
                $newUserAgent[] = $key;
                continue;
            }
            $newUserAgent[] = "$key/$value";
        }

        return $userAgent . \implode(' ', $newUserAgent);
    }