/**
 * Copyright
 *  (c) 2022 Whales Corp.
 *  (c) 2023 TrueCarry <truecarry@gmail.com>
 * All Rights Reserved.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
import { TLFunction } from "ton-tl";
export interface LiteEngine {
    query<REQ, RES>(f: TLFunction<REQ, RES>, req: REQ, args?: {
        timeout?: number;
        awaitSeqno?: number;
    }): Promise<RES>;
    close(): void;
    isClosed(): boolean;
    isReady(): boolean;
    emit(event: 'connect'): boolean;
    emit(event: 'ready'): boolean;
    emit(event: 'close'): boolean;
    emit(event: 'error', error: Error): boolean;
    on(event: 'connect', listener: () => void): this;
    on(event: 'ready', listener: () => void): this;
    on(event: 'close', listener: () => void): this;
    on(event: 'error', listener: (error: Error, close: boolean) => void): this;
    once(event: 'connect', listener: () => void): this;
    once(event: 'ready', listener: () => void): this;
    once(event: 'close', listener: () => void): this;
    once(event: 'error', listener: (error: Error, close: boolean) => void): this;
}