[antlr-interest] passing more than one parameter to a rule
r.mark.volkmann at gmail.com
Wed Dec 12 05:34:39 PST 2007
On Dec 11, 2007 9:05 PM, Terence Parr <parrt at cs.usfca.edu> wrote:
> Ok, fixed. Grab:
Thanks! That worked.
Is there a way to configure ANTLRWorks to use a new version of ANTLR?
I don't see anything in the Preferences to do that.
> or just remove space from arg list after comma ;)
> On Dec 11, 2007, at 6:57 PM, Terence Parr wrote:
> > Ouch. even
> > a : A b["foo", $A] ;
> > b[String x, String y] : C ;
> > fails. Working on bug right now...i have isolated issue.
> > Ter
> > On Dec 11, 2007, at 7:38 AM, Mark Volkmann wrote:
> >> Here's the beginning of a rule named "define" that passes two String
> >> parameters to a rule named "polynomial".
> >> define
> >> : fn=functionName '(' fv=variable ')' '=' polynomial[$fn.text,
> >> $fv.text]
> >> Here's the beginning of the "polynomial" rule showing that it accepts
> >> two String parameters.
> >> polynomial[String fnt, String fvt]
> >> When I attempt to test this using the ANTLRWorks debugger I get the
> >> following error message.
> >> illegal start of expression
> >> [09:35:09]
> >> polynomial11=polynomial(input.toString(fn.start,fn.stop), ,
> >> input.toString(fv.start,fv.stop));
> >> Note the consecutive commas as if it's trying to pass three
> >> parameters.
> >> Any idea what I'm doing wrong?
> >> --
> >> R. Mark Volkmann
> >> Object Computing, Inc.
R. Mark Volkmann
Object Computing, Inc.
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