/**
 * @athenna/logger
 *
 * (c) João Lenon <lenon@athenna.io>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
export declare abstract class Driver {
    /**
     * Holds the configuration object itself.
     */
    configs: any;
    /**
     * Holds the configuration object of a driver.
     */
    driverConfig: any;
    /**
     * Holds the formatter string value.
     */
    formatter: string;
    /**
     * Holds the configuration object of formatter.
     */
    formatterConfig: any;
    /**
     * The max log level that this driver can transport.
     */
    level: string;
    /**
     * The log level order to check if log could
     * be transported or not.
     */
    levelOrder: string[];
    constructor(configs?: any);
    /**
     * Transport the log.
     */
    abstract transport(level: string, message: any): any;
    /**
     * Check if message could be transported.
     */
    couldBeTransported(level: string): boolean;
    /**
     * Call formatter factory to format the message.
     */
    format(level: string, message: any, clean?: boolean): string;
    /**
     * Get the stream type for level.
     */
    getStreamTypeFor(level: string): string;
}