[tei-council] Wot is wrong with my ODD?

[Martin Holmes]

> we need Schematron rules which enforce XML, not a weakening of Pure ODD

+1 from me. I don't see why Schematron couldn't, for instance, enforce a 
mixed-content model in which the child elements are in a specific order, 
or in which elements are in alternation.

Cheers,
Martin

On 14-06-08 12:04 PM, Sebastian Rahtz wrote:
> I dont think I quite agree with Lou’s interpretation.
>
>> Let me try to summarise the rules as I see them this afternoon:
>>
>> 1. The content of <content> can be
>>
>> -- nothing (the element is empty)
>>
> OK
>
>> -- a single elementRef or macroRef or classRef (the content is a single
>> element, a pattern, or a class reference)
>>
> OK
>
>> -- a sequence or alternation of the foregoing in which case <sequence>
>> or <alternate> must be used to group them (and supply occurence
>> indicators if required)
>>
> OK
>
>> 2. The content of <content allowText="true"/> (aka <mixedContent>) can be
>>
> I dont think the content model should be different depending on the existence of @allowText.
>
>> -- nothing (the element has text content)
>>
>> -- one or more elementRefs or macroRefs or classRefs (the specified
>> content is alternated with text 0:n times )
>>
>> -- if sequence or alternation are specified, it is an error since we are
>> only supporting XML at present, and it would therefore make no sense to
>> allow them
>
> i would turn this around, and say that you continue to use sequence or alternate as you
> desire, but that only alternate + @allowText makes sense if you’re generating XML
> schemas, so a <sequence> would be rewritten as an alternate at the moment in this situation
>>
>> 3. @allowText is not supported on anything other than <content> (its
>> presence elsewhere is is a corrigible error in the current spec)
>
> disagree, for  futre proofing.
>
> we need Schematron rules which enforce XML, not a weakening of Pure ODD
> --
> Sebastian Rahtz
> Director (Research) of Academic IT
> University of Oxford IT Services
> 13 Banbury Road, Oxford OX2 6NN. Phone +44 1865 283431
>
> Não sou nada.
> Nunca serei nada.
> Não posso querer ser nada.
> À parte isso, tenho em mim todos os sonhos do mundo.
>