import { type Debugger } from 'debug';
import { type ILogger, LoggerLevel } from './constants';
export { LoggerLevel };
export declare class Logger implements ILogger {
    level: LoggerLevel;
    errorLogger: Debugger;
    warningLogger: Debugger;
    debugLogger: Debugger;
    timingLogger: Debugger;
    verboseLogger: Debugger;
    streamLogger: Debugger;
    constructor(level?: LoggerLevel, namespace?: string);
    info(...meta: any[]): void;
    error(message: string, ...args: any[]): void;
    warn(message: string, ...args: any[]): void;
    debug(message: string, ...args: any[]): void;
    timing(key: string, end?: boolean): void;
    verbose(message: string, ...args: any[]): void;
    stream(message: string, ...args: any[]): void;
}