[whatwg] NodeList.forEach/map/filter still doesn't work
Boris Zbarsky
bzbarsky at MIT.EDU
Sat Jan 4 10:25:41 PST 2014
On 1/4/14 1:17 PM, David Bruant wrote:
> I imagine the only thing they need is the engineering time both to
> implement it
It's a one-line change in Firefox.
> and keep an eye open on their bug tracker to see if a
> website breaks because of this change
This is the problem. Just watching for bug report is not really enough
here... It's hard to say whether this change can safely be made without
breaking stuff. :(
Note also that we can't really do this for HTMLCollection, only
NodeList. Which is enough for querySelector, of course.
> How is your C++ and more importantly, what's the amount of time and
> patience you can put on evangelism? ;-)
The latter, and not just evangelism, but compat testing, is what really
matters. Adding this stuff to NodeList in Gecko doesn't even need any
C++ changes; it looks like this:
--- a/dom/webidl/NodeList.webidl
+++ b/dom/webidl/NodeList.webidl
@@ -12,3 +12,2 @@
+[ArrayClass]
interface NodeList {
-Boris
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