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Re: [CSS21] DELIM? in core syntax

From: Benjamin Hawkes-Lewis <bhawkeslewis@googlemail.com>
Date: Sat, 05 Apr 2008 15:46:50 +0100
Message-ID: <47F790DA.9000609@googlemail.com>
To: Bjoern Hoehrmann <derhoermi@gmx.net>
CC: www-style@w3.org

Bjoern Hoehrmann wrote:
> * Benjamin Hawkes-Lewis wrote:
>> http://www.w3.org/TR/CSS21/syndata.html:
>>> The meaning of input that cannot be tokenized or parsed is undefined
>>> in CSS 2.1.
>> And then http://www.w3.org/TR/CSS21/syndata.html#parsing-errors says:
>>> In some cases, user agents must ignore part of an illegal style
>>> sheet. This specification defines ignore to mean that the user agent
>>> parses the illegal part (in order to find its beginning and end), but
>>> otherwise acts as if it had not been there.
>> It seems to me ignoring something is equivalent to defining it as having 
>> no meaning (at least to the CSS 2.1-conforming implementation).
> Yes, this is a well-known contradiction in the specification (that it
> says the meaning of some cases is undefined, but then goes on to de-
> fine error recovery rules for a subset of those cases, in other parts
> than the one you quote). The class of errors under discussion is handled
> by the "Malformed declarations" recovery rule despite the first quote
> above.

Hmm. I don't suppose just dropping the line "The meaning of input that 
cannot be tokenized or parsed is undefined in CSS 2.1." would help?

Benjamin Hawkes-Lewis
Received on Saturday, 5 April 2008 14:47:27 UTC

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