export type SpyExit = { exit?: any }; export default function spyExit() { let spy: SpyExit = {}; beforeEach(() => { spy.exit = jest .spyOn(process, "exit") .mockImplementation(() => undefined as never); }); afterEach(() => { spy.exit.mockClear(); }); afterAll(() => { spy.exit.mockRestore(); }); return spy; }