B.3.1 The __proto__ pseudo property

David Bruant bruant.d at gmail.com
Wed May 8 09:00:46 PDT 2013


Le 08/05/2013 16:46, Andreas Rossberg a écrit :
> On 8 May 2013 17:41, Allen Wirfs-Brock <allen at wirfs-brock.com> wrote:
>> On May 8, 2013, at 8:31 AM, Mark Miller wrote:
>>
>>> What about your triangle argument?
>> There is another way:
>>
>> let obj = Object.setPrototypeOf({x:0, y:0}, pointProto};
>>
>> Let's keep {__proto__: foo} in the slightly  disrespectable  Annex B box.  That keeps it together with O.p.__proto and leaves room for future, more elegant object literal syntax extensions if we decided we really need them (and we probably won't).
> Isn't Object.create the proper alternative to both {__proto__: } and
> triangle for objects? What has setPrototypeOf got to do with it? (And
> why is that on the table all of a sudden?)
Object.create only creates "normal" objects, not arrays, functions, 
dates, etc.

David


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