[antlr-interest] ANTLR 3 tree structure stuff
John D. Mitchell
johnm-antlr at non.net
Wed Nov 10 07:55:26 PST 2004
>>>>> "matthew" == matthew ford <Matthew.Ford at forward.com.au> writes:
[...]
> Hi Ter, While I like any improvment to trees that would eliminate cycles
> you mention at the end
> " A further restriction is that you should not add the same tree more
> than once if you want the getNextSibling() stuff to work. This would be
> too expensive to enforce probably. "
> If you cannot inforce correct tree construction then not bother change
> the existing one. Tree contruction and manipulation has been the bane of
> my work with Antlr. I want robust tree construction that will throw a
> useful error when I try and do some thing silly or just don't understand
> what is happening.
I strongly concur.
Thanks,
John
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