[Nml-wg] Extensibility

[Freek Dijkstra]

Freek

Thanks, I very much appreciate this feedback. We seem to be on the same
track (which is good), and gives some good textual suggestions.

Also, I very much like to see that "is_on_fire" attribute be put into
action some day ;)

Freek


> I think this is a general case of "undefined attributes or relationships
> are undefined". If someone adds a 'version' attribute to a Port, the
> fact that we've got an attribute for Topologies is immaterial. It should
> be treated in the same manner as if they'd added a 'is_on_fire'
> attribute to a Node. Same deal with the relationships. If someone adds a
> "hasTopology" for a service or whatever, then it's treated the same as
> if they'd added a "hasPortIfOnFire" relationship to a Node.
> 
> We could probably get away with "NMLv1 parsers SHOULD ignore undefined
> attributes or relationships. NMLv1 generators MAY add attributes or
> relationships outside of the NMLv1 specification, but MUST NOT assume
> that other parsers will handle those attributes or relationships.", and
> the cases above would simply implicitly be part of this.
> 
> Cheers,
> Aaron
> 
>>
>> Regards,
>> Freek
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