import { PublishedEventsEnum } from "../types/PublishedEvents";
/**
 * Abstract class representing an observable in code assessment context.
 * @abstract
 */
declare abstract class Observable {
    observers: Observer[];
    constructor();
    /**
     * Subscribe to this observable.
     */
    subscribe(id: string, typeOfEvent: PublishedEventsEnum, cb: () => void): void;
    /**
     * Unsubscribe from this observable.
     */
    unsubscribe(observerId: string): void;
    /**
     * Unsubscribe all observers from this observable.
     */
    unsubscribeAll(): void;
    /**
     * Publish updates to all subscribers.
     */
    publish(typeOfEvent: PublishedEventsEnum, data?: any): void;
}
/**
 * Class representing an observer in code assessment context.
 */
declare class Observer {
    id: string;
    typeOfEventToListenFor: PublishedEventsEnum;
    cb: (data: any) => void;
    constructor(id: string, typeOfEventToListenFor: PublishedEventsEnum, cb: () => void);
    /**
     * Notify this observer of updates.
     * @param {PublishedEventsEnum} typeOfEvent
     */
    notify(typeOfEvent: PublishedEventsEnum, data?: any): void;
}
export { Observable, Observer };