ES Discuss - Message History

Brendan Eich (2013-10-14T20:43:08.000Z)

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> Andrea Giammarchi <mailto:andrea.giammarchi at gmail.com>
> October 14, 2013 1:32 PM
> I meant that IIRC `obj["__proto__"]` should not invoke that Annex B 
> specified getter (@Benjamin, Annex B is where you'll find everything 
> related indeed) but `obj.__proto__` will ... unless once again I've 
> missed some update.

What you just wrote is not true of __proto__ in SpiderMonkey or other 
engines I can test (V8, JSC).

It also can't be true via ES6 Annex B, since obj[key] and obj.foo where 
key = 'foo' both lookup prototype properties and will find 
Object.prototype.foo.

/be

domenic at domenicdenicola.com (2013-10-21T17:59:01.519Z)

Andrea Giammarchi <mailto:andrea.giammarchi at gmail.com> October 14, 2013 1:32 PM

> I meant that IIRC `obj["__proto__"]` should not invoke that Annex B 
> specified getter (@Benjamin, Annex B is where you'll find everything 
> related indeed) but `obj.__proto__` will ... unless once again I've 
> missed some update.

What you just wrote is not true of `__proto__` in SpiderMonkey or other 
engines I can test (V8, JSC).

It also can't be true via ES6 Annex B, since `obj[key]` and `obj.foo` where 
`key = 'foo'` both lookup prototype properties and will find 
`Object.prototype.foo`.

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