W3C home > Mailing lists > Public > www-style@w3.org > June 2012

Re: [css21] Objection to erratum [Was: Re: NUMBER vs <number>]

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Sat, 16 Jun 2012 08:45:12 -0700
Message-ID: <CAAWBYDDjqm5D2f5F3v8s+-T2WubRGWU4zSD7Z4B4LyAnJ5WafQ@mail.gmail.com>
To: Anton Prowse <prowse@moonhenge.net>
Cc: WWW Style <www-style@w3.org>, "Kang-Hao (Kenny) Lu" <kennyluck@csail.mit.edu>, Bert Bos <bert@w3.org>
On Sat, Jun 16, 2012 at 4:39 AM, Anton Prowse <prowse@moonhenge.net> wrote:
> On 21/05/2012 22:17, Tab Atkins Jr. wrote:
>>
>> On Mon, May 21, 2012 at 10:20 AM, Bert Bos<bert@w3.org>  wrote:
>>>
>>> On Sunday 06 May 2012 23:17:39 fantasai wrote:
>>>
>>>>    - RESOLVED: include sign in NUMBER, PERCENTAGE, DIMENSION tokens
>>>> in 2.1
>>>
>>>
>>> I think there is an error in the minutes here (And I know I was taking
>>> minutes at that time: Sorry for confusing tokens and types. :-( )
>>>
>>> The issue was about whether comments and spaces are allowed after the
>>> sign in property values that are defined as<number>,<length>  or
>>> <percentage>
>
>
>>> So the actual edit to CSS 2.1 is easy, I think: just add that word
>>> "immediately" that css3-values already has. It goes into section 4.3.1.
>>>
>>> I'm not sure if this counts as a change or a clarification. For now,
>>> I've marked it as a change in the errata[1].
>>>
>>> [1] http://www.w3.org/Style/css2-updates/REC-CSS2-20110607-
>>> errata.html#s.4.3.1
>>
>>
>> No, that is not what the issue was about.  The resolution as recorded
>> in the minutes is correct.  We want to change the definition of the
>> NUMBER, PERCENTAGE, and DIMENSION tokens so that they include the sign
>> in their production.
>
>
> Bert, Tab: this issue is filed at
> https://www.w3.org/Bugs/Public/show_bug.cgi?id=17509
>
> It seems that we still need to agree upon a proposal, and that this issue
> should not yet be contained in the errata document.

The proposal is to alter the "num" production to:

num	['+'|'-']?([0-9]+|[0-9]*\.[0-9]+)

I don't think any text needs to be altered in CSS2.1, at least not
Chapter 4, as it doesn't explicitly talk about DELIM tokens, but
rather just optional signs.

~TJ
Received on Saturday, 16 June 2012 15:46:02 GMT

This archive was generated by hypermail 2.3.1 : Tuesday, 26 March 2013 17:20:55 GMT