[antlr-interest] Article against TreeWalkers

Micheal J open.zone at virgin.net
Fri Mar 10 16:54:49 PST 2006

> I say:
> You don't need lots of classes. You don't need a switch 
> statement either. And frankly it's just not expensive to make 
> first class objects out of TokenTypes. Instead of trying to 
> describe the grammar using 3 levels of metadata, it can be 
> described in relationships. Much prettier model. 


A little too abstract for me so, coupla questions:

1. What are the 3 levels of metadata you mention is used to describe the

2. Can you point to some code that illustrates your thinking (i.e.
describing the grammar in relationships)?.



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