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RE: Fwd "a comment on NFC"

From: Martin Duerst <duerst@w3.org>
Date: Thu, 02 Oct 2003 14:05:35 -0400
Message-Id: <>
To: Francois Yergeau <FYergeau@alis.com>, "'Brian McBride'" <bwm@hplb.hpl.hp.com>, Jeremy Carroll <jjc@hplb.hpl.hp.com>
Cc: w3c-i18n-ig@w3.org, w3c-rdfcore-wg@w3.org

At 12:55 03/10/02 -0400, Francois Yergeau wrote:

>Brian McBride wrote:
> > [[
> > The string in both plain and typed literals SHOULD be in
> > Unicode Normal
> > Form C [NFC].  This is motivated by anticipation that [Charmod],
> > particularly section 4 Early Uniform Normalization will become
> > standardized practice.  Implementations SHOULD accept strings
> > which are
> > not in Normal Form C and MAY issue a warning in such circumstances.
> > ]]
>My personal opinion only: the first part would be consistent with the
>current state of Charmod, in which most of the normalization-related
>requirements have been softened to SHOULDs.
>The last part, however, is not consistent with the first.  If data SHOULD be
>normalized, then implementations SHOULD NOT accept it when not normalized
>(but may, if "the full implications must be understood and carefully weighed
>before choosing a different course" [RFC2119] is fulfilled) and SHOULD issue
>a warning in such circumstances.

I agree with Francois; saying that non-normalized strings SHOULD
be accepted is virtually a non-requirement that doesn't really
allow to deal with normalization issues.

Regards,    Martin.
Received on Thursday, 2 October 2003 14:07:04 UTC

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