[antlr-interest] newbi question : operator + any

Gokulakannan Somasundaram gokul007 at gmail.com
Tue Feb 7 09:02:29 PST 2012


ANTLR is appropriate. Keep that constant. OK i should have tried before
posting. This helps, but i don't know, whether this would suffice your
requirement.


COMPARE : '>';

ANYTHING : (~('>'))*;

testExpression : COMPARE ANYTHING;

Or please explain me, what are you trying to do.

Gokul.

On Tue, Feb 7, 2012 at 3:44 PM, Marco Laponder <marco.laponder at kewill.com>wrote:

>  This still gives me the same error, any other ideas ? Of is antlr just
> not appropriate for this ?****
>
> ** **
>
> Kind regards,****
>
> Marco****
>
> ** **
>  ------------------------------
>
> *Van:* Gokulakannan Somasundaram [mailto:gokul007 at gmail.com]
> *Verzonden:* maandag 6 februari 2012 16:56
> *Aan:* Marco Laponder
> *CC:* antlr-interest at antlr.org
> *Onderwerp:* Re: [antlr-interest] newbi question : operator + any****
>
> ** **
>
> COMPARE : '>';
>
> ANYTHING : (~'>')(.)*;
>
> testExpression : COMPARE ANYTHING; ****
>
> ** **
>
> ** **
>
> Try this.****
>
> ** **
>
> Gokul.****
>
> On Mon, Feb 6, 2012 at 8:30 PM, Marco Laponder <marco.laponder at kewill.com>
> wrote:****
>
> Hi All,
>
>
>
> I am trying to setup a very simple grammar, ik should be able to handle
>
>
>
> "> thiscouldbeanything"
>
>
>
> So I tried:
>
>
>
> COMPARE : '>';
>
> ANYTHING : (.)+;
>
> testExpression : COMPARE ANYTHING;
>
>
>
> but when generating java resources it gave me the error:
>
>
>
> "The following alternatives can never be matched: 1"
>
>
>
> The problems seems to be the ANYTHING, so how should I define a grammar
> to be able to handle this ?
>
>
>
> Kind regards,
>
> Marco
>
>
> List: http://www.antlr.org/mailman/listinfo/antlr-interest
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> ** **
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