On Tue, Aug 29, 2023 at 11:04:37AM +0800, [email protected] wrote:
>    But I think rfc7950 section 9.1 is only about yang built-in type because
>    section 9's title is built-in type.
> 
>    If someone define a leaf with date-and-time type but modify it's pattern
>    to only Z-suffix time form( this is valid in rfc7950), and then if the
>    server still reply the value with +08:00 form, then the server actually
>    reply an invalid value which violates the pattern.
>    So I think it is not a good practice for a server to do such value change
>    in reply for the non built-in type.
>

Canonicalization comes into play when there are multiple possible
_representations_ of the same value.

The idea is that a server may accept different representations as
input but always responds with a predictable representation as output.

/js

-- 
Jürgen Schönwälder              Constructor University Bremen gGmbH
Phone: +49 421 200 3587         Campus Ring 1 | 28759 Bremen | Germany
Fax:   +49 421 200 3103         <https://constructor.university/>

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