import type { HttpOptions } from '@apollo/client';
import { ApolloLink } from '@apollo/client';
export interface UploadOptions extends Omit<HttpOptions, 'uri'> {
    uri: string;
    FormData?: typeof FormData;
}
export declare function createUploadLink({ FormData: CustomFormData, ...httpOptions }: UploadOptions): ApolloLink;
export declare class UploadLink extends ApolloLink {
    constructor(options: UploadOptions);
    static createUploadContext(variableName: string): Record<string, unknown>;
}