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Re: Accessibility Error Messages

From: Arnaud Desitter <arnaud02@users.sourceforge.net>
Date: Mon, 12 Nov 2007 13:25:46 +0000
Message-ID: <a240ddd00711120525n26e145edha616d1d11f03a180@mail.gmail.com>
To: kgroves@webaccessstrategies.com
Cc: html-tidy@w3.org

On 12/11/2007, Karl Groves <kgroves@webaccessstrategies.com> wrote:
> Thanks for the response.
> Looking at the WCAG, there are only two numbers, such as in the example in
> my original message 13.10.  There is no 13.10.1, etc. in WCAG, so I'm kinda
> wondering where the 3rd digit comes from.
>
> Initially, I could see where the 4th digit is just a sequential number in
> the checks, but there are large gaps between them, suggesting this isn't
> sequential.

You can see the known history of access.c:
http://tidy.cvs.sourceforge.net/tidy/tidy/src/access.c?view=log

Some tests were removed on advice of the original author:
http://tidy.sf.net/issue/1169854

You can try to contact Chris Ridpath.

>
> I guess the bottom line is, is there any important information to be gleaned
> from these 3rd and 4th digits?

Probably not that much apart to know what the accessibility checks of tidy
can do.

Regards,

>
> Karl Groves
> AIM/YIM: karlcore
> Skype: eight.pistons
>
> > -----Original Message-----
> > From: arnaud.desitter@gmail.com [mailto:arnaud.desitter@gmail.com] On
> > Behalf Of Arnaud Desitter
> > Sent: Sunday, November 11, 2007 1:13 PM
> > To: Karl Groves
> > Cc: html-tidy@w3.org
> > Subject: Accessibility Error Messages
> >
> > Hi,
> >
> > The code for accessibility testing was done independently of tidy and
> > integrated
> > later on. Therefore its purpose can be difficult to trace. I think
> > that the reference
> > document is http://www.w3.org/TR/WAI-WEBCONTENT/.
> > That is what I added in:
> > http://tidy.cvs.sourceforge.net/tidy/tidy/src/access.c?view=markup
> >
> > The first three digits relates to the reference document.
> > The last digit is related to the test cases. It is rather weird to
> > emit it in the
> > error messages. Again this was not the choice of any tidy developer.
> >
> > Incidentally, the test cases has been added to the tidy distribution a
> > while
> > back and enhanced since then. As well, some obsolete tests have been
> > removed.
> >
> > Regards,
> >
> > > The documentation at tidy.sourceforge.net links to an excellent resource
> > on
> > > the error messages returned by Tidy:
> > > http://www.aprompt.ca/Tidy/accessibilitychecks.html
> > >
> > > I have a question, perhaps someone can answer.  How do Tidy's error
> > messages
> > > map to WCAG?  For instance, I see 13.10.1.1 which essentially matches
> > WCAG
> > > 13.10 but what do the last two digits represent?
> > >
> > > Thanks for any help you can provide.
> >
>
>
>
>
Received on Saturday, 17 November 2007 16:27:50 GMT

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