[whatwg] About adopting quirks mode parsing

On Wed, 19 Jul 2006, Simon Pieters wrote:
> From: Ian Hickson <ian at hixie.ch>
> > On Mon, 17 Jul 2006, Simon Pieters wrote:
> > > As for an algorithm for how to do that, I think that an extra flag would
> > > be sufficient. If the parser hits <!-- while in RCDATA or CDATA, the
> > > flag is set to true. Then, if the parser hits --> the flag sets to
> > > false. Initially the flag is false. While the flag is true the element
> > > can't be closed.
> > 
> > It's slightly more complicated than that due to the whole problem with 
> > things like "<!--->", but yes.
> 
> You're right. I forgot about that. I've added more test cases (008-014, 
> and 003-004 in rcdata)[1].
> 
> Opera never treats <!--> as a standalone pseudo-comment.
> 
> Firefox treats <!--> as a standalone pseudo-comment for script, but not 
> for title and textarea.
> 
> IE always treats <!--> as a standalone pseudo-comment.
> 
> Safari treats <!--> as a standalone pseudo-comment for style and script, 
> but not for noscript, noembed and noframes.
> 
> Now, I think that <!--> should always be treated as a standalone 
> pseudo-comment if <!--> will be treated as a standalone real comment (in 
> PCDATA), otherwise never. (If pseudo-comments really are needed, that 
> is.)

I've made the spec do what IE does (not counting conditional comments).

I haven't looked at the parsing of comments in PCDATA mode yet but I'm 
guessing we'll have to support <!--> there too.

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

Received on Wednesday, 13 June 2007 18:17:16 UTC