import type { EventBasedChannel } from 'async-call-rpc';
/**
 * WebSocket support for AsyncCall.
 * Please make sure your serializer can convert JSON RPC payload into one of the following data types:
 *
 * - string
 * - ArrayBuffer
 * - SharedArrayBuffer
 * - Blob
 * - ArrayBufferView
 */
export declare class WebSocketMessageChannel extends WebSocket implements EventBasedChannel {
    on(listener: (data: unknown) => void): () => void;
    send(data: any): void;
}
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