yield and new : SpiderMonkey and the draft Spec

John J. Barton johnjbarton at johnjbarton.com
Tue Mar 15 07:58:58 PDT 2011


On 3/14/2011 10:08 PM, Brendan Eich wrote:
> On Mar 14, 2011, at 11:50 PM, John J. Barton wrote:
>
>> On 11:59 AM, Brendan Eich wrote:
>>> However, there's no way for a generator function to return that instance, because a generator function always implicitly returns a fresh generator iterator when invoked. It could store |this| in the heap, and whatever value |this| receives is saved as part of the shallow continuation capture by the generator.
>>>
>> The implicit return of a fresh generator iterator makes the example confusing.
> It's just like Python.

and Python is perfect?  Even successful features have room for improvement.

jjb


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