Cast throws exception

```java
BeanShell 3.0.0-SNAPSHOT.5569
bsh % o = Double.valueOf(1);
--> $0 = 1.0d :Double
bsh % oo = (Number) o;
// Error: Unknown error: java.lang.ClassCastException: class java.lang.Double cannot be cast to class bsh.Primitive (java.lang.Double is in module java.base of loader 'bootstrap'; bsh.Primitive is in unnamed module of loader 'app')
bsh % 
```