On Thu, Oct 21, 2010 at 9:13 AM, Cremerius Ralf (DGS-EC/ECC3) <
[email protected]> wrote:
> ...
>
> SOMETOKEN
> : ('a')*;
>
> ...
>
> public static void main(String[] args) throws Exception
> {
> ANTLRStringStream input = new ANTLRStringStream("<");
> problemLexer lexer = new problemLexer(input);
> CommonTokenStream tokens = new CommonTokenStream(lexer);
> problemParser parser = new problemParser(tokens);
> parser.main_rule();
> }
>
>
> ----------------------------------------------------------------------------------------------------------------------------------------
>
> => Did I make some beginner's error and I'm just not able to see it?
>
>
The rule:
SOMETOKEN
: ('a')*
;
matches empty strings, and there are an infinite amount of them before your
input "<". This is probably the cause of the behavior you're
witnessing. Change it into 'a'+ and see if things run differently.
Regards,
Bart.
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