interface Events {
    'code:updated': string;
    'entities:updated': string;
}
export declare class EventNotifier extends EventTarget {
    private static instance;
    constructor();
    static getInstance(): EventNotifier;
    next<EventName extends keyof Events>(event: EventName, payload: Events[EventName]): void;
    subscribe<EventName extends keyof Events, EventPayload extends Events[EventName]>(event: EventName, consumerListener: (payload: EventPayload) => void): () => void;
}
export {};