[antlr-interest] A question about treeprser?
Terence Parr
parrt at cs.usfca.edu
Mon Dec 13 10:05:45 PST 2004
On Dec 12, 2004, at 6:12 PM, achilles7686 wrote:
> I want to have the pr_ModuleParList rule return an StringBuffer
> result ,but I don't know how to assign the return value when it is
> enclosed .
>
>
> pr_TTCN3Module returns [StringBuffer output]
> {
> output=new StringBuffer();
> StringBuffer retStr;
> }
> :
> #(
> TTCN3Module
> retStr=pr_TTCN3ModuleId
> ( pr_ModuleParList )*
> )
> {
> output.append(retStr);
> };
Howdy. Not sure I understand the question, but try having
pr_ModuleParList return a StringBuffer like the others. Then, in the
loop do this:
( retStr=pr_ModuleParList {output.append(x);} )*
Ter
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