/// <reference types="node" />
import prompts from 'prompts';
import { ElementProxy } from '../ElementProxy';
import { QuestionType } from "./QuestionType";
export declare abstract class AbsQuestion {
    title: string;
    required: boolean;
    pattern: string;
    abstract type: QuestionType;
    var: string;
    default: any;
    format: (vl: any) => any;
    opts: any;
    get config(): {
        initial: any;
        message: string;
        name: string;
    } & Omit<this, "default" | "title" | "var" | "opts" | "config" | "prepare" | "exec" | "sendKey" | "dispose">;
    constructor(config: any);
    prepare(proxy: ElementProxy<any>): Promise<void>;
    exec(): Promise<prompts.Answers<any>>;
    sendKey(opts?: {
        key: string;
        name: string;
    }, sin?: NodeJS.ReadStream & {
        fd: 0;
    }): void;
    dispose(): void;
}