import { WsExceptionsHandler } from '../exceptions/ws-exceptions-handler';
export declare class WsProxy {
    create(targetCallback: (...args: any[]) => Promise<any>, exceptionsHandler: WsExceptionsHandler): (...args: any[]) => Promise<any>;
    handleError<T>(exceptionsHandler: WsExceptionsHandler, args: any[], error: T): void;
    isObservable(result: any): boolean;
}