/**
 * This file is part of the NocoBase (R) project.
 * Copyright (c) 2020-2024 NocoBase Co., Ltd.
 * Authors: NocoBase Team.
 *
 * This project is dual-licensed under AGPL-3.0 and NocoBase Commercial License.
 * For more information, please refer to: https://www.nocobase.com/agreement.
 */
export type ImportFileExtension = 'js' | 'ts' | 'json';
export declare class ImporterReader {
    directory: string;
    extensions: Set<string>;
    constructor(directory: string, extensions?: ImportFileExtension[]);
    read(): Promise<any[]>;
}