import { Connection } from '../../skychat/Connection.js';
import { RoomPlugin } from '../RoomPlugin.js';
export declare class HistoryClearPlugin extends RoomPlugin {
    static readonly commandName = "historyclear";
    static readonly commandAliases: string[];
    readonly opOnly = true;
    readonly rules: {
        historyclear: {
            coolDown: number;
        };
        hc: {
            coolDown: number;
        };
    };
    run(alias: string, param: string, connection: Connection): Promise<void>;
}