RE: [relax-ng] future TC work

[Michael Fitzgerald <mike@wyeast.net>]

Sure. Examples are good. I like examples. -m

-----Original Message-----
From: James Clark [mailto:jjc@jclark.com]
Sent: Tuesday, February 26, 2002 8:54 PM
To: RELAX NG Mailing List
Subject: Re: [relax-ng] future TC work


I think it would be worth adding an example of using the pattern parameter
with the XSD string datatype to the tutorial (at the end of section 5).

----- Original Message -----
From: "Michael Fitzgerald" <mike@wyeast.net>
To: "John Cowan" <jcowan@reutershealth.com>
Cc: "RELAX NG List" <relax-ng@lists.oasis-open.org>
Sent: Tuesday, February 26, 2002 5:03 AM
Subject: RE: [relax-ng] future TC work


> I made an error. RELAX NG can already support regular expressions via the
> pattern parameter with XML Schema datatypes:
>
> <element name="phone" xmlns="http://relaxng.org/ns/structure/1.0"
> datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
>  <data type="string">
>   <param name="pattern">\(\d{3}\)\d{3}-\d{4}</param>
>  </data>
> </element>
>
> Works with MSV but not Jing. I was happy to make this discovery today.
>
> Mike
>
> -----Original Message-----
> From: John Cowan [mailto:jcowan@reutershealth.com]
> Sent: Monday, February 25, 2002 9:20 AM
> To: Michael Fitzgerald
> Cc: RELAX NG List
> Subject: Re: [relax-ng] future TC work
>
>
> Michael Fitzgerald wrote:
>
> > A few things I hope we consider:
> >
> > - Identity constraints: key/keyref mop up
>
>
> This will be rather more than a "mop up".  One possible, if hacky,
> way to do it is to create a datatype library providing "key" and
> "keyref" with several required parameters: document URI, root
> of keyspace (as a restricted XPath), keyed object (ditto),
> key in keyed object (ditto).
>
>
> > - Non-XML syntax: an additional committee spec? I think people like it.
>
>
> Yes, yes!
>
>
> > - Regular expressions: something natural like this (I don't care what
the
> > <regex> element is called)
>
>
> I think the Right Thing here is to add a regex parameter to the
>
> default datatype library.  Almost everything that XML Schemas datatypes
> do can be described with regexes if carefully enough crafted.
>
> *Whether* this is worth doing is another matter.
>
> --
> John Cowan <jcowan@reutershealth.com>     http://www.reutershealth.com
> I amar prestar aen, han mathon ne nen,    http://www.ccil.org/~cowan
> han mathon ne chae, a han noston ne 'wilith.  --Galadriel, _LOTR:FOTR_
>
>
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