[antlr-interest] How to get value of next token match - regd.
Ashok Varikuti
asoka250 at gmail.com
Wed Nov 12 03:31:43 PST 2008
Gavin Lambert wrote:
> At 23:55 12/11/2008, Ashok Varikuti wrote:
> >node_id[Object g,String subID] returns [int nodeID] @init {
> >nodeID=0;}
> > :
> > ( i=id
> > | ^(COLON i=id (r=ID) ? ( compass ) ? )
> > ) {}
> [...]
> >For this sample edge cluster_A --> B, in the edges function,
> >start=node_id[g,subID] is the first match.
> >How do I do something like this, ( ^(D_EDGE_OP (
> >start=edges[g,subID] | start=node_id[g,subID] (get value
> >of matched id in node_id func here) end=node_id[g,subID]
> >That is, I want to get the id of the matched node(which is
> >obvious node_id func) in the edges function.
>
> You mean like $start.nodeID? Or something else?
>
> (To do that you'd need to make your node_id rule assign the ID to the
> $nodeID return value as well.)
>
>
Can you suggest me some other way.
--
Ashok R Varikuti
Graduate Research Assistant
CIS Dept, Kansas State University
785-304-2401
ashokv at ksu.edu
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