type Payload = Record<string, unknown> & {
    eventDescription: string;
};
interface EventEmitProps {
    eventEmittingElement?: HTMLElement;
    payload?: Payload;
    tagName: string;
}
/**
 * Event Emitter
 *
 * Creates a namespaced event and emits it from given element.
 *
 * @returns namespaced event id string mostly for debuggin purpose. This is the id to match in the listener.
 */
export declare const eventEmit: ({ payload, eventEmittingElement, tagName }: EventEmitProps) => string | undefined;
/**
 * Event Listener
 *
 * A optional event listener function matching the 'eventEmit' function. Feature de-anonymizer
 * on listener callback (de-anonymizing and thereby making inline functions cancelable),
 * returns a cancel-listener function (practical in useEffects) and
 * creates and appends a comment node where one can inspect listeners from devtools.
 *
 * @param tagName - The name of the ui component emitting the event.
 * @param listenerCallback - Callback function triggered on reception of emit.
 * @param options - Takes an object with boolean key of 'once' that auto removes listener after one receieved emit.
 * @returns function to cancel listener
 */
export declare const eventListener: (tagName: string, listenerCallback: EventListenerOrEventListenerObject, options?: {
    once?: boolean;
}) => () => void;
export {};