src/Credentials/CredentialsInterface.php

<?php

namespace AlibabaCloud\Client\Credentials;

/**
 * interface CredentialsInterface
 *
 * @package            AlibabaCloud\Client\Credentials
 *
 * @codeCoverageIgnore
 */
interface CredentialsInterface
{
    /**
     * @return string
     */
    public function __toString();
}