// import * as matchers from './matchers';

// if (expect !== undefined) {
//   expect.extend(matchers);
// } else {
//   /* eslint-disable no-console */
//   console.error(
//     "Unable to find Jest's global expect." +
//       '\nPlease check you have added jest-extended correctly to your jest configuration.' +
//       '\nSee https://github.com/jest-community/jest-extended#setup for help.'
//   );
//   /* eslint-enable no-console */
// }

// declare global {
//   namespace jest {
//     interface Matchers<R> {
//       toReceiveEvent(serviceKey: string, condition?: (data: any) => boolean): R;
//     }
//   }
// }