import { ICommand, CommandHandler, IDescribeArgs, ICommandBuilder } from '../common';
export declare const DEFAULT: {
    HANDLER: CommandHandler<{}>;
};
export declare class Command implements ICommandBuilder {
    private _;
    static describe(title: string, handler?: CommandHandler): ICommandBuilder;
    static describe(args: IDescribeArgs): ICommandBuilder;
    private constructor();
    readonly title: string;
    readonly handler: CommandHandler<{}>;
    readonly children: ICommandBuilder[];
    readonly length: number;
    clone(options?: {
        deep?: boolean;
    }): Command;
    add(title: string, handler: CommandHandler): ICommandBuilder;
    add(args: IDescribeArgs): ICommandBuilder;
    toObject(): ICommand;
}
export declare function cloneChildren(builder: ICommandBuilder): ICommandBuilder[];