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Re: Section 7.5, Step 11 Ambiguity in RDFa Core 1.1

From: Ivan Herman <ivan@w3.org>
Date: Mon, 23 Apr 2012 10:33:33 +0200
Cc: W3C RDFWA WG <public-rdfa-wg@w3.org>
Message-Id: <0459B985-F8DD-4334-B077-270DCC1316C4@w3.org>
To: Alex Milowski <alex@milowski.com>
Alex,

I think you are right, this would make the text better.

Instead of just running ahead with this, because we are at the finishing round of the standardization process where all details have to be documented, I will raise an explicit issue to the WG.

Ivan

On Apr 20, 2012, at 20:36 , Alex Milowski wrote:

> In looking at the situation where the @typeof, @about, and @property
> all occur on the same element, I see that step 11's handling of such
> cases could be construed in a slightly different way.  In that case,
> it should all fall through to the end but there is a clause that says:
> 
> " if the @rel, @rev, and @content attributes are not present, as a
> resource obtained from one of the following:"
> 
> That would indicate that you must get a value for one of the three
> cases of @resource, @href, and @src.  In actuality, it should be
> broken down into the following cases:
> 
>   @rel, @rev, and @content are not present and @resource is present
>   @rel, @rev, and @content are not present and @href is present
>   @rel, @rev, and @content are not present and @src is present
> 
> This could be easily fixed by changing the bullet to read:
> 
> "if the @rel, @rev, and @content attributes are not present and one of
> @resource, @href, or @src are present, as a resource obtained from one
> of the following:"
> 
> or something like that.
> 
> Otherwise, it reads that if you make it to the end of the sub-bullets
> (i.e. none of @resource, @href, and @src are present when @rel, @rev,
> and @content are not), there either is no value established or a "halt
> and catch fire" state.
> 
> -- 
> --Alex Milowski
> "The excellence of grammar as a guide is proportional to the paucity of the
> inflexions, i.e. to the degree of analysis effected by the language
> considered."
> 
> Bertrand Russell in a footnote of Principles of Mathematics
> 


----
Ivan Herman, W3C Semantic Web Activity Lead
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Received on Monday, 23 April 2012 08:31:22 GMT

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