Re: [xml-dev] XPattern Specification

Alan Gutierrez wrote:
> * Karl Waclawek <> [2005-01-18 09:05]:
> 
>>Petr Cimprich wrote:
>>
>>
>>>Perhaps, XPattern could be limited to the first step, as of now. We want 
>>>a common syntax for patterns to match against streams of events 
>>>representing XML documents. Once you have a match, you can replace, 
>>>insert, run templates, callbacks, whatever.
> 
> 
>>Exactly - the old separation of concerns.
> 
> 
>     Can't we think about how we'd use the langauge? Taking about
>     what we want to scratch out of XPath is jumping the gun.

I think the other way, start with something minimal, work with it
and find out what is missing.

> 
>     I don't want to have you think that I'm suggesting an STX or
>     XUpdate like language, so much as I am considering applications.

I do too, but see above.

>     If you don't consider the applications in designing the
>     langauge, you are not going to have a terribly useful langauge.
> 
>     If XPattern is considered analogous to XPath, less all but the
>     ancstor axis, I don't think it would really make for a stream
>     pattern matching langauge.

So, how would an application process match events on an XML stream?

Karl