import IBroadcastChannel, { ChannelEventType } from "./IBroadcastChannel";
export default abstract class BaseBroadcastChannel implements IBroadcastChannel {
    private eventMap;
    abstract postMessage(message: any, targetOrigin?: any, ...transfer: string[]): void;
    addEventListener(type: ChannelEventType, listener: any, options?: any): void;
    removeEventListener(type: ChannelEventType, listener: any, options?: any): void;
    abstract close(): void;
    triggerEvent(eventName: ChannelEventType, payloads: any[]): void;
}