[antlr-interest] [ST] How subtemplates work?

[Terence Parr]

On Mar 11, 2008, at 9:57 AM, Cristian Peraferrer wrote:

> Hi!
>
> I have looked for subtemplates working examples or how subtemplates  
> work in the ST wiki but I haven't managed to find out.
>
> My question is, with this StringTemplate GroupFile:
>
>
> pnml(xmlns) ::= <<
> <pnml xmlns="$xmlns$">
>  $net$
> </pnml>
> >>

hi. must pass net in as attribute if you ref it.

pnml(xmlns, net) ::= ...

> net(id, type) ::= <<
> <net id="$id$" type="$type$">
>  foobar
> </net>
> >>
>
>
> How should I implement my .g file to make the pnml template make use  
> of net template?
> For example:
>
>
> grammar Test1;
>
> options {output = template;}
>
> s	:	INT '&' ID '&' net ';' -> pnml(xmlns={$INT.text}) ;

then -> pnml(xmlns={$INT.text}, net={$net.st}) ;

and you're golden.
Ter
>
> net	:	ID -> net(id={$ID.text},type={$ID.text}) ;
> ID	:	'a'..'z'+ ;
> INT	:	'0'..'9'+ ('.' '0'..'9'+)+ ;
> WS	:	(' '|'\t'|'\n'|'\r') {skip();} ;
>
> Which is not correct...
>
> Thanks in advance,
> Cris.
>
> -- 
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>