On Fri, Oct 5, 2012 at 7:11 AM, Sam Tobin-Hochstadt <[email protected]>wrote:
>
> Note also that `Symbol.for` has some really weird behavior. For
> example, what does this evaluate to?
>
> Symbol.for("x") instanceof Symbol
>
> That depends if someone has previously evaluated `Symbol.for("x")` in
> a different frame.
If this is true, then it is obviously a fatal problem with the whole
proposal, independent of all other issues. Do symbols have a [[Prototype]]
whose value is a Symbol.prototype?
--
Cheers,
--MarkM
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