import { ClientUnaryCall } from '@grpc/grpc-js';
export declare class ClientCancellableCall {
    static readonly rejected: ClientCancellableCall;
    private readonly wrapped;
    private constructor();
    static accept(wrapped: ClientUnaryCall): ClientCancellableCall;
    /**
     * Cancel the ongoing call. Results in the call ending with a CANCELLED status,
     * unless it has already ended with some other status.
     */
    cancel(): void;
    /**
     * Get the endpoint this call/stream is connected to.
     *
     * @returns {string} The URI of the endpoint or an empty string if the call never reached the server
     */
    getPeer(): string;
}