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From Michael Melhem <micha...@fztig938.bank.dresdner.net>
Subject Re: proposed pipeline-hints syntax
Date Mon, 16 Sep 2002 17:35:37 GMT
On Mon, Sep 16, 2002 at 07:00:10PM +0200, Sylvain Wallez wrote:
> Michael Melhem wrote:
> 
> >Hi Sylvain,
> >
> >I have implemeneted the pipeline-hints syntax as follows:
> >
> >A hints attribute has one or more comma separated hints
> >hints-attr :: hint [ ',' hint ]*
> >A hint is a name and an optional (string) value
> >If there is no value, it is considered as boolean string "true"
> >hint :: literal [ '=' litteral ]
> >literal :: <a character string>
> >
> >Plus the normal sitemap variable resolving.
> >
> >*However*, I did not implement the following rule :
> >Any  ',' and '=' within a literal must be escaped with '\'
> >
> >This means that ',' and '=' are not permitted with any "literal"
> >
> >Was there a specific reason you wanted the above (escape) behavior?
> >Does it make sense to have comma or equals within a literal?
> >Implementing the above makes spliting on "comma" and "equals"
> >less trivial so I was wondering if it was worth the extra effort
> >implementing it (if there was no specific need for it)?
> >
> >Let me know what you think! :-)
> >
> 
> Well, let's do it step by step. Don't handle escaping for now, and we 
> will add it when someone claims he wants commas in values !
OK, agreed!

Regards,
Michael Melhem
> 
> For '=', I think we will never need to escape it as I don't see why 
> people would have hint names containing a ',' or a '='...
> 
> Sylvain
> 
> -- 
> Sylvain Wallez
>  Anyware Technologies                  Apache Cocoon
>  http://www.anyware-tech.com           mailto:sylvain@apache.org
> 
> 
> 
> 
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