[antlr-interest] AST OFF OPTION OF ANTLR
Bryan Ewbank
ewbank at gmail.com
Fri Apr 1 07:14:55 PST 2005
Here's a few choices (C++ mode "on" :-)
/****************************************
* Use a return value
*/
name
{ string myName; }
:
myName=identifier { ... = myName; }
;
identifier
returning [string s]
: id:IDENT { s = id->getText(); }
;
/****************************************
* Use a reference'd argument
*/
name
{ string myName; }
: identifier[myName] { ... = myName; }
;
identifier [string & s]
: id:IDENT { s = id->getText(); }
;
/****************************************
* Bleah ;-)
* Use a class member - requires definition
* of myName in the definitions block just
* after the
* XX extends YY
* statement.
*
* This does mean only one at a time, so you
* need to be careful of something that has two
* identifiers in one production.
*/
name
: identifier { ... = myName; }
;
identifier
: id:IDENT { myName = id->getText(); }
;
On Apr 1, 2005 7:58 AM, Shalini Sharma <shalini.sh at gmail.com> wrote:
> I am using AST off option of ANTLR .
> name : identifier ;
> i want to extract identifier name here i want to know how
> identifier : IDENT ;
More information about the antlr-interest
mailing list