export declare enum LogLevel { DEBUG = 1, INFO = 2, WARN = 3, ERROR = 4 } export declare class Logger { private logLevel; constructor(logLevel?: LogLevel); debug(...args: Parameters): void; info(...args: Parameters): void; warn(...args: Parameters): void; error(...args: Parameters): void; private _debug; private _info; private _warn; private _error; } export declare const logger: Logger;