import { Logger, type LoggerOptions } from '../../common/lib/Logger';
/** 用于 Node.js 中的 logger 模块 */
export declare class NLogger extends Logger {
    private logDate;
    static map: {
        [tag: string]: NLogger;
    };
    constructor(tag: string, options?: LoggerOptions);
    setLogDir(logDir: string): void;
    /** 历史日志清理 */
    cleanup(validityDays?: number, logDir?: string): number;
    /**
     * 写入到日志文件
     * @todo 增加分包支持
     */
    protected writeToFile(msg: string): void;
    logInline(msg: string, start?: number): void;
    static getLogger(tag?: string, options?: LoggerOptions): NLogger;
}