// If v is a nil pointer, Indirect returns a zero Value.
// If v is not a pointer, Indirect returns v.
func Indirect(v Value) Value {
	if v.Kind() != Ptr {
		return v
	}
	return v.Elem()
}

func TestNilPtrValueSub(t *testing.T) {
	var pi *int
	if pv := ValueOf(pi); pv.Elem().IsValid() {
		t.Error("ValueOf((*int)(nil)).Elem().IsValid()")
	}
}

type Point struct {
	x, y int
}

		W io.Writer
	}

	s.W = os.Stdout
	v := Indirect(ValueOf(&s)).Field(0).Interface()
	if v != s.W.(any) {
		t.Error("Interface() on interface: ", v, s.W)
	}
}

func TestNilPtrValueSub(t *testing.T) {
	var pi *int
	if pv := ValueOf(pi); pv.Elem().IsValid() {
		t.Error("ValueOf((*int)(nil)).Elem().IsValid()")
	}
}

func TestMap(t *testing.T) {