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Re: Test 0121 / Safe Cure [] in @about

From: Alex Milowski <alex@milowski.com>
Date: Thu, 3 May 2012 10:44:48 -0700
Message-ID: <CABp3FN+p0OUeMs2+8Sb43P4Epw+8wTwxx5RXqHe10Ki-wp0MMQ@mail.gmail.com>
To: W3C RDFWA WG <public-rdfa-wg@w3.org>
I've looked through this change it works well.  I've also checked my
implementation to very it is doing this correct.  In doing so, I came
up with a few more tests to make sure the right thing happens when you
have about=[] or resource=[] in your content.  I've attached them.

On Wed, May 2, 2012 at 9:16 PM, Manu Sporny <msporny@digitalbazaar.com> wrote:
> On 04/30/2012 08:13 PM, Alex Milowski wrote:
>>
>> B. if a resource is present identified by the resolved value of the
>> "about" attribute.
>>
>> For this test case to be correct, it must be (B).
>
>
> That is correct. Shane added some editorial text to Section 7.4 of RDFa
> Core 1.1 to clarify this case:
>
> """
> NOTE: A related consequence of this is that when the value of an
> attribute of this datatype is an empty SafeCURIE (e.g., @about="[]"),
> that value does not result in an IRI and therefore the value is ignored.
> """
>
> You can view the change here:
>
> https://www.w3.org/2010/02/rdfa/sources/rdfa-core/#s_curieprocessing
>
> This means that out of these processing steps:
>
>
>  * by using the resource from @about, if present, obtained according
>   to the section on CURIE and IRI Processing;
>  * otherwise, if the element is the root element of the document, then
>   act as if there is an empty @about present, and process it according
>   to the rule for @about, above;
>  * otherwise, if parent object is present, new subject is set to the
>   value of parent object.
>
> The first rule doesn't match because the CURIE [] does not result in an
> IRI, and thus the about="[]" is ignored, the second rule doesn't match
> because we're not on the root element, so the third rule matches.
>
> We will get an official response back to you by tomorrow after the
> telecon, however, if you're happy with this editorial change please
> respond to this e-mail and let us know as soon as possible as we're
> under a very tight deadline. If you are not happy with the change,
> please let us know exactly why.
>
> -- manu
>
> --
> Manu Sporny (skype: msporny, twitter: manusporny)
> President/CEO - Digital Bazaar, Inc.
> blog: PaySwarm Website for Developers Launched
> http://digitalbazaar.com/2012/02/22/new-payswarm-alpha/



-- 
--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


Received on Thursday, 3 May 2012 17:45:18 GMT

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