/// <reference types="jest" />
export declare type Nodeback = (err: null | Error, result: string) => void;
export declare class WebpackLoaderContext {
    async: Nodeback;
    addContextDependency: jest.Mock<{}>;
    query: string;
    constructor(options: any, ctx: {
        async: Nodeback;
    });
}
export declare const load: (impl: any, options: any) => Promise<string>;