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Re: Handling of substitution groups

From: Henry S. Thompson <ht@cogsci.ed.ac.uk>
Date: Fri, 26 Sep 2003 12:59:02 +0100
To: Jochen Wiedmann <jochen@apache.org>
Cc: xmlschema-dev@w3.org
Message-ID: <f5bsmmjdam1.fsf@erasmus.inf.ed.ac.uk>

Jochen Wiedmann <jochen@apache.org> writes:

> - Suggest I have a global element which is referenced by other
> global elements as the target of a substitution group. (I understand
> that all these elements *must* be global, right?)

Yes, right.

> - Suggest that I build an implicit group. This group consists of the
                                    ^
                                  choice
> possible substitution elements.  If the head element is *not*
> abstract, then I will also add the head element.

Yes.

> - Any reference to the head element is silently replaced by a
> reference to the implicit group.

Yes.

There are some details about 'block' which you've glossed over, but
this is essentially correct.  The forthcoming 2nd edition will be
clearer about this, I hope you'll find.

ht
-- 
  Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
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Received on Friday, 26 September 2003 07:59:13 GMT

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