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Re: Comments on GRDDL W3C Working Draft 2 March 2007 (whitespace)

From: Dave Beckett <dave@dajobe.org>
Date: Sun, 08 Apr 2007 17:07:32 -0700
Message-ID: <461983C4.4080500@dajobe.org>
To: Dan Connolly <connolly@w3.org>
CC: public-grddl-comments@w3.org

Hash: SHA1

Dan Connolly wrote:
> On Wed, 2007-04-04 at 14:13 -0700, Dave Beckett wrote:
>> http://www.w3.org/TR/2007/WD-grddl-20070302/
> Just responding to one comment at a time from your message...
>> S2
>> [bug]
>>     "grddl:transformation attribute whose value is an IRI reference,
>>     or list of IRI references"
>> That's a whitespace-separated list or space-separated?  The example in
>> S2 could be read as a newline and a lot of ws
>> I think I've only implemented spaces
>> Looking further, the Normative Statement says: "space-separated"
>> but the Mechanical Rule (Informative) uses
>>     (?Vnorm "[ \t\r\n]+") fn:tokenize [ list:member ?REF ].
>> which I can't really decode but seems to be whitespace, not a space.
>> So these are inconsistent and strictly, only a single space is allowed:
>> the normative part does not say "spaces", the plural, either.
>> Can you have leading and trailing whitespace(s)?
> We're clarifying the rule box like this:
> [[
> Space-separated tokens are the maximal non-empty subsequences not
> containing the whitespace characters #x9, #xA, #xD or #x20.
> ]]
> -- http://www.w3.org/2004/01/rdxh/spec 1.244
> I hope this makes it clear that yes, you can have leading
> and trailing whitespace.

Yes that looks good.

> FYI, the informative mechanical rule says to apply normalize-space()
> and then tokenize() with "[ \t\r\n]+". Hmm... that's a bit
> redundant, isn't it? Oh well.

I'll leave that for you to consider.

> We've also got a number of relevant tests in progress, e.g.
> http://www.w3.org/2001/sw/grddl-wg/td/pendinglist#spaces-in-rel


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Received on Monday, 9 April 2007 00:07:48 GMT

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