import { Synth } from './synth.js';
import { TemporaryUploadedFile } from '../features/support_file_uploads/temporary_uploaded_file.js';
/**
 * PHP parity: FileUploadSynth
 */
export declare class FileUploadSynth extends Synth {
    static key: string;
    static match(target: any): target is TemporaryUploadedFile;
    dehydrate(target: TemporaryUploadedFile, _dehydrateChild?: any): Promise<{}[]>;
    hydrate(value: any, _meta?: any, _hydrateChild?: any): Promise<any>;
}