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Re: [css3-grid-layout] Syntax of track lists wrt named grid lines

From: Alan Stearns <stearns@adobe.com>
Date: Sun, 17 Mar 2013 11:38:44 -0700
To: "Tab Atkins Jr." <jackalmage@gmail.com>, Bjoern Hoehrmann <derhoermi@gmx.net>
CC: www-style list <www-style@w3.org>
Message-ID: <CD6B5A94.1E547%stearns@adobe.com>
On 3/14/13 4:39 PM, "Tab Atkins Jr." <jackalmage@gmail.com> wrote:

>On Thu, Mar 14, 2013 at 3:38 PM, Bjoern Hoehrmann <derhoermi@gmx.net>
>wrote:
>> * Tab Atkins Jr. wrote:
>
>>>An example of the current syntax, taken from the current spec:
>>>
>>>grid-definition-columns: "first" "nav" 150px "main" 1fr "last";
>>>grid-definition-rows: "first" "header" 50px "main" 1fr "footer" 50px
>>>"last";
>>>
>>>Our current suggestion for fixing this is to switch the line names to
>>>idents, and then use () to surround each set of line names:
>>>
>>>grid-definition-columns: (first nav) 150px (main) 1fr (last);
>>>grid-definition-rows: (first header) 50px (main) 1fr (footer) 50px
>>>(last);
>>
>> That does seem better to me, but I note that juxtaposed identifiers
>> without a separator can be quite confusing; some might read this as
>>
>>   grid-definition-columns: "first nav" 150px ...
>>   grid-definition-rows: "first header" 50px ...
>>
>> and that is probably not intended.
>
>Juxtaposed identifiers are used all over CSS without any confusion.  I
>can see what you mean, but it should be clear from the grammar, and
>immediately clear upon use.

Do you have an example of a juxtaposed identifier in CSS usage that means
"these are two names for the same thing"? Juxtaposed identifiers in CSS
specification grammar have a very different meaning than this.

I agree that the proposed grouping syntax is better, I'm just looking for
more reassurance.

Thanks,

Alan
Received on Sunday, 17 March 2013 18:39:15 GMT

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