[antlr-interest] ANTLR 3: Lexer problem
Terence Parr
parrt at cs.usfca.edu
Thu Sep 15 18:35:46 PDT 2005
On Sep 12, 2005, at 7:29 AM, Oliver Zeigermann wrote:
> Again me - I am pretty sure to start bothering ;)
Not yet! ;)
> Anyway, any idea why this lexer grammar
>
> ELEMENT
> : "<t>"
> (ELEMENT
> | (options {greedy=true;} : ~'<')*
> )*
> "</t>"
> ;
>
> fails to parse this
>
> <t>Huhu</t>
I think that you have two optional things there. The overall (...)*
and the not less than loop. Try (...)+ on the ~'<'.
Does antlr complain?
Ter
--
CS Professor & Grad Director, University of San Francisco
Creator, ANTLR Parser Generator, http://www.antlr.org
Cofounder, http://www.jguru.com
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