Andrea Giammarchi andrea.giammarchi at gmail.com
Mon Jan 13 07:51:33 PST 2014

If that's true then a switch seems over complicated so it's easier to keep
enumerability as it is now: nobody will have surprises in this way.

Best Regards

On Mon, Jan 13, 2014 at 6:46 AM, Boris Zbarsky <bzbarsky at mit.edu> wrote:

> On 1/12/14 11:57 PM, Andrea Giammarchi wrote:
>> Recap: it seems we agree classes properties and methods should not show
>> up in a for/in
> I should note that web developers commonly expect DOM methods/properties
> to show up in for/in (and in fact often write code depending on that,
> sometimes depending on the order of the enumeration).  So to the extent
> that we're trying to align DOM stuff with ES6 classes, we may need a
> class-level switch to decide whether a particular class has enumerable
> members or something.  :(
> -Boris
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