export declare class Logger {
    constructor(level: any);
    dir(obj: any, options?: any): void;
    error(message?: any, ...optionalParams: any[]): void;
    info(message?: any, ...optionalParams: any[]): void;
    log(message?: any, ...optionalParams: any[]): void;
    trace(message?: any, ...optionalParams: any[]): void;
    warn(message?: any, ...optionalParams: any[]): void;
    time(label: string): void;
    timeEnd(label: string): void;
}
export declare const logger: Logger;