/**
 * @module HttpRouter
 */
import { type IHttpFileCollection, type IHttpFile } from "../../http-router/contracts/_module.js";
/**
 * @internal
 */
export declare class HttpFileCollection implements IHttpFileCollection {
    private readonly fieldName;
    private readonly files;
    /**
     * @param fieldName - The name of the file field (used in error messages).
     * @param files - The validated files for this field.
     */
    constructor(fieldName: string, files: ReadonlyArray<IHttpFile>);
    get(index: number): IHttpFile | null;
    getOrFail(index: number): IHttpFile;
    first(): IHttpFile | null;
    firstOrFail(): IHttpFile;
    get count(): number;
    get isEmpty(): boolean;
    [Symbol.iterator](): Iterator<IHttpFile>;
}