import { LogLevel } from './log-levels';
import type { IConsolePlus } from './types/console-plus.iface';
import type { ITransport } from './types/transport.iface';
export declare class Logger {
    private _transport;
    private _untouchedLevels;
    constructor(transport?: ITransport | null, options?: {
        untouchedLogLevels?: Array<LogLevel>;
    });
    extendConsole(prevConsole: Console | IConsolePlus): IConsolePlus;
    setTransport(transport: ITransport | null): void;
    _logMessage(logLevel: LogLevel, ...args: Array<unknown>): void;
}