/// <reference types="jest" />
import CustomMatcherResult = jest.CustomMatcherResult;
export declare const MatchesJson: {
    SubjectUndefined: string;
    SubsetUndefined: string;
    DoesNotMatch: string;
    Yes: string;
};
export declare const toMatchJson: (value?: unknown, subset?: unknown) => CustomMatcherResult;
declare global {
    namespace jest {
        interface Matchers<R, T> {
            toMatchJson(subset?: unknown): R;
        }
    }
}