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Re: [css3-syntax] universal version of the CSS2.1 error handling grammar (aka. core grammar)

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Wed, 30 May 2012 18:16:18 -0700
Message-ID: <CAAWBYDANJ0TP8L81ikT8Dcj6zkOD47GiVNA0u3O8ATK3iww5nw@mail.gmail.com>
To: "Kang-Hao (Kenny) Lu" <kennyluck@csail.mit.edu>
Cc: WWW Style <www-style@w3.org>
On Wed, May 30, 2012 at 6:03 PM, Kang-Hao (Kenny) Lu
<kennyluck@csail.mit.edu> wrote:
> While I was trying to understand if using <value> for CSS Varaibles
> makes sense or not, I realized that the CSS2.1 core grammar can be
> extended to an universal one, where universality of a grammar[1] means
> that the grammar is capable of generating all possible sequences of tokens.

Much less confusingly, the Syntax draft defines a universal grammar
via its tokenizer already.  (This can be easily seen by the fact that
every single state has an "anything else" transition rule.)

Received on Thursday, 31 May 2012 01:17:07 UTC

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