[tei-council] display of modified arts in P5

[Martin Holmes]

On 13-01-14 03:54 AM, Gabriel Bodard wrote:
> On 2013-01-14 11:49, James Cummings wrote:
>> On 14/01/13 11:26, Sebastian Rahtz wrote:
>>> no, there is not a _promise_ that its a subset change only.
>>> its possible that we might use this to open up a data type?
>>
>> Wouldn't that be breaking our own rules on Conformance?
>
> I don't see why. It's not as if TEI has a global rule that @type must be
> a data.name, whether it's defined in att.typed or elsewhere on an
> elementSpec. If we did have such a rule, then any local schema that
> loosened the datatype would be breaking conformance with the TEI as a
> whole, but if we define it differently in one case, that's the thing
> people need to be conformant with, surely?

If a previously-valid document now fails to validate against tei_all due 
to a datatype change, then we would be breaking backwards compatibility. 
Is that perhaps what James meant?

Cheers,
Martin

-- 
Martin Holmes
mholmes at uvic.ca
UVic Humanities Computing and Media Centre