Function Stub

internal/exit/exit.go:43–47

Stub substitutes a fake for the call to os.Exit(1).

()

// Stub substitutes a fake for the call to os.Exit(1).
func Stub() *StubbedExit {
	s := &StubbedExit{prev: _exit}
	_exit = s.exit
	return s
}

// WithStub runs the supplied function with Exit stubbed. It returns the stub
// used, so that users can test whether the process would have crashed.