[antlr-interest] alternative prediction mechanism for 3.0

[Monty Zukowski]

> My main question revolves around readability. One of the big draws of 
> ANTLR is its readability and I don't want to screw that up. One could 
> argue that just the notion of a DFA is less readable, but from my own 
> experience the key is being able to watch the parser route control 
> flow in the debugger--not necessarily verifying the prediction 
> expressions. In fact, the expressions are often references to sets 
> that are totally opaque to the programmer.

I tend to agree, though I also routinely turn the bitsets off during 
development so that I can see what the lookahead decisions are.  If I 
could see a comment that tells me exactly what the DFA is doing there 
then I'd be happy.

Monty Zukowski

ANTLR & Java Consultant -- http://www.codetransform.com
ANSI C/GCC transformation toolkit -- 
http://www.codetransform.com/gcc.html
Embrace the Decay -- http://www.codetransform.com/EmbraceDecay.html



 
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