import { EventEmitter } from "events";
import * as textRunner from "text-runner-engine";
export declare class HelpCommand implements textRunner.commands.Command {
    emitter: EventEmitter;
    constructor();
    emit(name: textRunner.events.Name, payload: textRunner.events.Args): void;
    execute(): Promise<void>;
    on(name: textRunner.events.Name, handler: textRunner.events.Handler): this;
    /** provides the text to print */
    template(): Promise<string>;
}