Re: [netmod] [Technical Errata Reported] RFC7950 (5617)

On Wed, Jan 30, 2019 at 5:45 AM Ladislav Lhotka <lhotka@nic.cz> wrote:

> Hi,
>
> this erratum should be rejected. It is a substantial technical change of
> the
> spec, and section 9.9.2 doesn't indicate any possibility of using deref().
>
>
Yup, while it might be a good idea, it isn't an errata, and would need a
-bis or similar....
W

> Lada
>
> On Wed, 2019-01-30 at 02:35 -0800, RFC Errata System wrote:
> > The following errata report has been submitted for RFC7950,
> > "The YANG 1.1 Data Modeling Language".
> >
> > --------------------------------------
> > You may review the report below and at:
> > http://www.rfc-editor.org/errata/eid5617
> >
> > --------------------------------------
> > Type: Technical
> > Reported by: Marek Michalak, Pawel Koch <marek.michalak@nokia.com>
> >
> > Section: 14
> >
> > Original Text
> > -------------
> > path-arg            = absolute-path / relative-path
> >
> > Corrected Text
> > --------------
> > path-arg            = deref-expr / path-str
> >
> > deref-expr          = deref-function-invocation *WSP "/" *WSP
> >                       relative-path
> >
> > path-str            = absolute-path / relative-path
> >
> > deref-function-invocation = deref-keyword *WSP
> >                             "(" *WSP path-str *WSP ")"
> >
> > deref-keyword       = %s"deref"
> >
> > Notes
> > -----
> > This is to allow path statement to contain also "deref" function
> invocation
> > which is supported by pyang and Cisco compiler but for now is not
> supported by
> > i.e. yanglint validator because of above statement which does not allow
> for
> > it.
> >
> > Instructions:
> > -------------
> > This erratum is currently posted as "Reported". If necessary, please
> > use "Reply All" to discuss whether it should be verified or
> > rejected. When a decision is reached, the verifying party
> > can log in to change the status and edit the report, if necessary.
> >
> > --------------------------------------
> > RFC7950 (draft-ietf-netmod-rfc6020bis-14)
> > --------------------------------------
> > Title               : The YANG 1.1 Data Modeling Language
> > Publication Date    : August 2016
> > Author(s)           : M. Bjorklund, Ed.
> > Category            : PROPOSED STANDARD
> > Source              : Network Modeling
> > Area                : Operations and Management
> > Stream              : IETF
> > Verifying Party     : IESG
> >
> > _______________________________________________
> > netmod mailing list
> > netmod@ietf.org
> > https://www.ietf.org/mailman/listinfo/netmod
> --
> Ladislav Lhotka
> Head, CZ.NIC Labs
> PGP Key ID: 0xB8F92B08A9F76C67
>
>

-- 
I don't think the execution is relevant when it was obviously a bad idea in
the first place.
This is like putting rabid weasels in your pants, and later expressing
regret at having chosen those particular rabid weasels and that pair of
pants.
   ---maf