import winston from 'winston';
export type LogInfo = Record<string | symbol, any>;
export interface UserOptions {
    level: string;
    maxDays: number;
    noStdout: boolean;
    localTime?: string;
    colorize?: boolean;
    json?: boolean;
    prefix?: string;
    transport: Record<string, any>;
}
export declare function logger(level: string | UserOptions, files?: string[] | string, noStdout?: boolean, prefix?: string): winston.Logger;
//# sourceMappingURL=logger.d.ts.map