import { LoggerService as LoggerService$1 } from '@nestjs/common';
import { ClsService } from 'nestjs-cls';
import winston from 'winston';
import Transport from 'winston-transport';

declare class LoggerService implements LoggerService$1 {
    private readonly context?;
    static instance: winston.Logger;
    protected cls: undefined | ClsService;
    private transports;
    constructor(context?: string);
    addTransport(transport: Transport): this;
    setClsService(cls: ClsService): void;
    error(message: any, ...optionalParams: any[]): void;
    log(message: any, context?: string): void;
    warn(message: any, context?: string): void;
    debug(message: any, context?: string): void;
    verbose(message: any, context?: string): void;
    protected logMessage({ type, message: rawMessage, context, trace }: {
        type: string;
        message: any;
        context?: string;
        trace?: any;
    }): void;
    private getLogger;
}

export { LoggerService };