import { XlsxFileWriter } from './XlsxFileWriter.js';
export declare class XlsxRelationsWriter extends XlsxFileWriter {
    relations: {
        target: string;
        type: string;
        id: string;
    }[];
    addRelation({ target, type }: {
        target: string;
        type: string;
    }): Promise<string>;
    /**
     * Write remaining data to the file
     */
    close(): Promise<void>;
}
//# sourceMappingURL=XlsxRelationsWriter.d.ts.map