AST f actory / heterogeneous tree enhancement

[ngormley1974]

Ter,

Great, I'll get to test this as soon as you can get it done......

>      but we need to instead generate:
> 
>      AST v = (AST)astFactory.create(LT(1),"INTNode");
> 

Just one comment: Could it call the factory creation with the class 
of node e.g.

AST v = (AST)astFactory.create(LT(1),INTNode.class ) 

instead, so we get compile time checking.

Just my two cents...
Niall