import decompress from 'decompress';
/**
 * 解压一个压缩文件到指定目录
 * @param filePath 压缩文件路径
 * @param destDir 解压目标文件路径,Optional
 * @param opts decompress.DecompressOptions,Optional
 * @returns {Promise<void>} 解压的目标文件路径
 */
export declare function extract(filePath: string, destDir?: string, opts?: decompress.DecompressOptions): Promise<string>;
export declare class Extractor {
    private readonly decompressFunc;
    constructor(decompressFunc: typeof decompress);
    extract(filePath: string, destDir?: string, opts?: decompress.DecompressOptions): Promise<string>;
}