[whatwg] Invalid values of dir attribute causing change in appearance?

Ian Hickson ian at hixie.ch
Mon Apr 2 14:15:11 PDT 2012

On Tue, 24 Jan 2012, L. David Baron wrote:
> http://www.whatwg.org/specs/web-apps/current-work/multipage/rendering.html#bidirectional-text
> specifies that UA style sheets should have the rule:
>   [dir] { unicode-bidi: embed; }
> This implies that invalid values of the dir attribute should cause a 
> change in presentation.  This seems wrong to me, on the general 
> principle that invalid values of attributes should be ignored. [...]
> I tend to think that only the known values of the dir attribute should 
> cause the unicode-bidi:embed styling.

Fixed as suggested for all instances of [dir] in the UA style sheet.

Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'

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