export declare class CLIError extends Error {
    'cli-ux': any;
    code: string;
    constructor(error: string | Error, options?: {
        code?: string;
        exit?: number;
    });
    render(): any;
}
export declare class ExitError extends CLIError {
    'cli-ux': {
        exit: number;
    };
    code: string;
    constructor(exitCode?: number);
}