[antlr-interest] passing more than one parameter to a rule
parrt at cs.usfca.edu
Tue Dec 11 19:05:41 PST 2007
Ok, fixed. Grab:
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", $A] ;
> b[String x, String y] : C ;
> fails. Working on bug right now...i have isolated issue.
> On Dec 11, 2007, at 7:38 AM, Mark Volkmann wrote:
>> Here's the beginning of a rule named "define" that passes two String
>> parameters to a rule named "polynomial".
>> : fn=functionName '(' fv=variable ')' '=' polynomial[$fn.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
>> polynomial11=polynomial(input.toString(fn.start,fn.stop), ,
>> Note the consecutive commas as if it's trying to pass three
>> Any idea what I'm doing wrong?
>> R. Mark Volkmann
>> Object Computing, Inc.
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