import { IChannel } from "./IChannel";
/**
 * Data object that represents an event
 */
export interface EventData<Data = any, Event extends string | number | symbol = string> {
    type: Event;
    payload: Data;
}
/**
 * Middleware function called between sends and listens
 */
export declare type EventMiddleware<Data = any> = (context: EventMiddlewareContext<Data>, next: (context: EventMiddlewareContext<Data>) => object, sender?: IChannel) => object;
export declare type EventMiddlewareContext<Data = any> = {
    type: string;
    payload: Data;
};