Sorry, I made a mistake. The error states it was expecting
INTEGERPIPETIME, not TIMETICKS.
On Apr 17, 10:40 pm, josh wood wrote:
> I think there is an issue within ANTLR and supporting the optional
> operator '?'.
>
> Here's what I'm doing:
>
> conditionalTest
> : 'when arrival >' INTEGERPIPETIME
> ;
>
> INTEGER : '0'..'9'+ ;
> INTEGERPIPETIME: (INTEGER '|')? TIME;
> TIME: INTEGER ':' INTEGER;
>
> When I try to validate the following statement:
> when arrival > 1|13:59
>
> It works fine. '1|' should be optional because of the '?' operator.
> So I use this statement:
> when arrival > 13:59
>
> And I receive an error stating it was expecting TIMETICKS. TIMETICKS
> is clearly using the optional operator, so why is ANTLR always
> expecting to see the integer pipe combination?
>
> Any help would be appreciated.
>
> Thanks!
> Josh
>
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