import * as grpc from 'grpc-web';
import { ReactiveWebClientUnaryMethod, ReactiveWebClientResponseStreamMethod } from './client_methods';
declare type Methods<ClassType extends Object> = ClassType & Record<string | number | symbol, (...args: unknown[]) => unknown>;
declare type ResponseFromStream<T> = T extends grpc.ClientReadableStream<infer G> ? G : never;
/**
 * Mapped type that transforms all gRPC method signatures within the gRPC client
 * into their reactive counterparts.
 */
export declare type ReactiveWebClient<ClientType extends Object> = {
    [rpc in keyof ClientType]: Parameters<Methods<ClientType>[rpc]> extends [infer RequestType, grpc.Metadata | undefined, (err: grpc.Error, response: infer ResponseType) => void] ? ReactiveWebClientUnaryMethod<RequestType, ResponseType> : Parameters<Methods<ClientType>[rpc]> extends Partial<[infer RequestType, grpc.Metadata | undefined]> ? ReactiveWebClientResponseStreamMethod<RequestType, ResponseFromStream<ReturnType<Methods<ClientType>[rpc]>>> : unknown;
};
/**
 * Wraps a non-reactive gRPC Web client so that all methods can be called reactively.
 * @param serviceDefinition The gRPC service definition which the client implements.
 * @param client The standard non-reactive gRPC client to be wrapped.
 * @returns A reactive client which uses the regular client.
 */
export declare function reactifyWebClient<ClientType extends Object>(client: ClientType): ReactiveWebClient<ClientType>;
export {};