import * as bunyanLogger from 'bunyan';
export declare class Logger extends bunyanLogger {
    private readonly options;
    private readonly traceLogger?;
    constructor(options: bunyanLogger.LoggerOptions, traceLogger?: bunyanLogger | undefined);
    trace(): boolean;
    trace(obj: Error | object | any, ...params: any[]): void;
    debug(): boolean;
    debug(obj: Error | object | any, ...params: any[]): void;
    info(): boolean;
    info(obj: Error | object | any, ...params: any[]): void;
    warn(): boolean;
    warn(obj: Error | object | any, ...params: any[]): void;
    error(): boolean;
    error(obj: Error | object | any, ...params: any[]): void;
    fatal(): boolean;
    fatal(obj: Error | object | any, ...params: any[]): void;
    check(point: string): void;
    private _traceLog;
}