import { type NoSerialize, type QRL } from '@builder.io/qwik';
import type { MaybeValue } from '../types';
type Value = MaybeValue<NoSerialize<Blob> | NoSerialize<Blob>[] | NoSerialize<File> | NoSerialize<File>[]>;
/**
 * Creates a validation functions that validates the file type.
 *
 * @param requirement The MIME types.
 * @param error The error message.
 *
 * @returns A validation function.
 */
export declare function mimeType(requirement: string | string[], error: string): QRL<(value: Value) => string>;
export {};