Function assertDisplayError

src/install/command_test.go:677–684

(t *testing.T, err error)

}

func assertDisplayError(t *testing.T, err error) *errutil.DisplayError {
	t.Helper()
	var de *errutil.DisplayError
	if !errors.As(err, &de) {
		t.Fatalf("error type = %T, want *errutil.DisplayError", err)
	}
	return de
}