import type { Writable, Readable } from "node:stream";
export declare class HermesRpc {
    private stdin;
    private nextId;
    private pending;
    private notifyCb?;
    private serverReqCb?;
    private buf;
    constructor(stdin: Writable, stdout: Readable);
    request<T = unknown>(method: string, params: object): Promise<T>;
    notify(method: string, params: object): void;
    onNotification(cb: (method: string, params: Record<string, unknown>) => void): void;
    onServerRequest(cb: (method: string, params: Record<string, unknown>) => unknown | Promise<unknown>): void;
    rejectAll(err: Error): void;
    private onData;
    private handle;
}
//# sourceMappingURL=hermes-jsonrpc.d.ts.map