public static function version()

in src/Signature/SignatureProvider.php [119:146]

• 28 lines of code
• 11 McCabe index (conditional complexity)

    public static function version()
    {
        return function ($version, $service, $region) {
            switch ($version) {
                case 'v4-s3express':
                    return new S3ExpressSignature($service, $region);
                case 's3v4':
                case 'v4':
                    return !empty(self::$s3v4SignedServices[$service])
                        ? new S3SignatureV4($service, $region)
                        : new SignatureV4($service, $region);
                case 'v4a':
                    return !empty(self::$s3v4SignedServices[$service])
                        ? new S3SignatureV4($service, $region, ['use_v4a' => true])
                        : new SignatureV4($service, $region, ['use_v4a' => true]);
                case 'v4-unsigned-body':
                    return !empty(self::$s3v4SignedServices[$service])
                    ? new S3SignatureV4($service, $region, ['unsigned-body' => 'true'])
                    : new SignatureV4($service, $region, ['unsigned-body' => 'true']);
                case 'bearer':
                    return new BearerTokenAuthorization();
                case 'anonymous':
                    return new AnonymousSignature();
                default:
                    return null;
            }
        };
    }