On Mon, Jun 27, 2022 at 11:41:35AM +0000, tom petch wrote:
>
> Two additional thoughts. Martin Durst has seen the YANG for language tags in
> the I2NSF I-D and says that it is 'complete overkill'. Also, 10 IPR claims
> have been submitted against I2NSF I-D, albeit for older versions, with
> 'Possible Royalty/Fee' so I have gone off the idea of using anything from
> that WG. I see that others use just a length constraint for the basic format
> which is hardly worth a type.
>
Yes, even a typedef like this
typedef language-tag {
type string;
description "A language tag according to RFC 5646 (BCP 47).
}
would do. Note that RFC 5131 defines a LangTag TC for the SMIv2 world.
Petterns are nice to have to detect wrong values "early" but once
patterns become very complex, the likelihood increases that they are
wrong.
/js
--
Jürgen Schönwälder Jacobs University Bremen gGmbH
Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany
Fax: +49 421 200 3103 <https://www.jacobs-university.de/>
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