import { ApolloLink } from "@apollo/client/core";
import { DefaultInitArgs, BusLinkRequestTypes, BusLinkResponseTypes } from "../types";
export declare type RegisterBusFunction<A = DefaultInitArgs> = (onRequest: (request: BusLinkRequestTypes<A>, onResponse: (response: BusLinkResponseTypes) => void) => Promise<void>) => void;
export declare type MessageBusBackend<A = DefaultInitArgs> = {
    initialise: (args: A) => Promise<void>;
    listen: () => void;
};
declare type BusLinkOptions<A> = {
    registerBus: RegisterBusFunction<A>;
    createExecutor: (args: A) => Promise<ApolloLink> | ApolloLink;
} | {
    registerBus: RegisterBusFunction<A>;
    executor: ApolloLink;
};
export declare const createBusLinkBackend: <A = DefaultInitArgs>(options: BusLinkOptions<A>) => MessageBusBackend<A>;
export {};