Re: [cssom] Identifying types and shorthand and unsupported properties

On 7/12/13 12:17 PM, Tab Atkins Jr. wrote:
> I can't speak for other browsers, but at least in Webkit/Blink, many
> (most?) properties are parsed with custom code.  We don't just have a
> grammar description of the property that we throw at the text.

In Gecko, probably about 2/3 of the longhand properties are parsed via a 
table-driven kind of thing, and the rest are parsed with custom code, 
last I checked. Pretty much every shorthand has to be parsed with custom 
code, of course.

-Boris