react-testing-library version: 3.0.1
react version: 16.3.2
node version: 8.11.1
npm version: 5.6.0
TypeScript version: 2.8.3
It seems like there is a problem with the typings for TypeScript. If I'm import the library and try to compile TypeScript fails.
import { } from 'react-testing-library';
/home/node/app/client/node_modules/react-testing-library/typings/index.d.ts
(6,21): A type literal property cannot have an initializer.