- From: Simon Pieters <simonp@opera.com>
- Date: Tue, 07 Oct 2014 13:26:49 +0200
- To: "www-style@w3.org" <www-style@w3.org>
On Tue, 07 Oct 2014 11:35:40 +0200, Simon Pieters <simonp@opera.com> wrote: > The "not" keyword is inconsistent in whether the result is negated for > invalid things. > > "If it contains a <general-enclosed> child term, the result is false." > > not (123) -> true > > > "A media query that does not match the grammar in the previous section > must be replaced by not all during parsing." > > not (!) -> false > > > "An unknown <media-type> must be treated as not matching." > > not unknown -> true > > > "An unknown <mf-name> or <mf-value>, or disallowed <mf-value>, must make > the entire <media-query> be replaced by not all." > > not (unknown) -> false > > > Is the above intended? Looking at MQ3, there is no <general-enclosed> and so: not (123) -> false This matches gecko/blink/webkit/presto/IE11 http://software.hixie.ch/utilities/js/live-dom-viewer/saved/3240 Since <media-query-list> parsing is not grammar-based, what purpose does <general-enclosed> serve? -- Simon Pieters Opera Software
Received on Tuesday, 7 October 2014 11:27:20 UTC