2018-02-09 10:05 GMT-05:00 Michał Wadas <michalwa...@gmail.com>:

> English isn't my native language, so I probably made a mistake.
>
oh ok, sorry for my misinterpretation


> I was asked to add WeakSet.prototype.union(iterable) creating new WeakSet
> instance including data from both iterable and original WeakSet.
>
ok, I don't have an opinion on this idea

David


>
>
>
> On 9 Feb 2018 4:01 pm, "David Bruant" <bruan...@gmail.com> wrote:
>
>> Hi,
>>
>> My understanding is that cloning a WeakSet into a Set would remove all
>> its properties related to security and garbage collection.
>>
>> The properties related to security and garbage collection of WeakSet are
>> based on the fact that its elements are not enumerable by someone who would
>> only be holding a reference to the WeakSet. If you want to "clone" a
>> WeakSet into a Set it means you have an expectation that the set of
>> elements are deterministically enumerable.
>>
>> WeakSets and Sets, despite there close name and API, are used in
>> different circumstances.
>>
>> David
>>
>>
>> 2018-02-09 9:53 GMT-05:00 Michał Wadas <michalwa...@gmail.com>:
>>
>>> Hi.
>>>
>>> I was asked to include a way to clone WeakSet in Set builtins proposal.
>>> Is there any consensus on security of such operation?
>>>
>>> Michał Wadas
>>>
>>> _______________________________________________
>>> es-discuss mailing list
>>> es-discuss@mozilla.org
>>> https://mail.mozilla.org/listinfo/es-discuss
>>>
>>>
>>
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