Use the debugger, not the interpreter. Jim
> -----Original Message----- > From: [email protected] [mailto:antlr-interest- > [email protected]] On Behalf Of The Researcher > Sent: Friday, September 09, 2011 2:46 PM > To: [email protected] > Subject: Re: [antlr-interest] How to recognize a String > > Hi Gabriel, > > It would help if you could post your entire grammar and the exact error > message here. > > Also, don't you mean > > LPAREN: '("; > RPAREN: ')'; > > Don't worry we have all been there. > > Thanks, Eric > > > > > On Fri, Sep 9, 2011 at 5:34 PM, Gabriel Miro <[email protected]> wrote: > > > Hello all! > > I'm new to ANTLR and I'm trying to build a simple grammar that can > > recognize strings like ('val'). I'm using ANTLRWORKS and it generates > > a rule for string values with single quotes and I mapped the > > parenthesis to lexer > > tokens: > > > > RPAREN:'('; > > LPAREN:')'; > > ... > > STRING > > : '\'' ( ESC_SEQ | ~('\\'|'\'') )* '\'' > > ; > > > > > > Now, if I try to write the following: > > > > rule : RPAREN STRING > > > > and evaluate the input ('blah', I get an error in the interpreter. I > > have no idea why, but I'm thinking the STRING rule is evaluating EOF > > and returning an error. > > > > Any ideas on how to make this work? > > > > Regards, > > Gabriel Miró > > ANTLR Newbie > > > > List: http://www.antlr.org/mailman/listinfo/antlr-interest > > Unsubscribe: > > http://www.antlr.org/mailman/options/antlr-interest/your-email- > address > > > > List: http://www.antlr.org/mailman/listinfo/antlr-interest > Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your- > email-address List: http://www.antlr.org/mailman/listinfo/antlr-interest Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your-email-address -- You received this message because you are subscribed to the Google Groups "il-antlr-interest" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en.
