import { NormalizedCacheObject } from "apollo-cache-inmemory";
import { ApolloClient } from "apollo-client";
import { DataSyncConfig } from "./config";
/**
 * @see ApolloClient
 */
export declare type VoyagerClient = ApolloClient<NormalizedCacheObject>;
/**
 * Factory for creating Apollo Client
 *
 * @param userConfig options object used to build client
 */
export declare const createClient: (userConfig?: DataSyncConfig | undefined) => Promise<ApolloClient<NormalizedCacheObject>>;