1133522 - Promise.resolve and Promise.reject should throw if Type(this) is not Object

Status: UNCONFIRMED

(Core :: DOM: Core & HTML, defect, P5)

Description

[Andy Earnshaw]

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.53 Safari/537.36

Steps to reproduce:

Execute this in the console:

r = Promise.resolve;
r();


Actual results:

No error is thrown.


Expected results:

According to the latest ECMAScript spec draft, the steps for both Promise.reject and Promise.resolve start with the following:

1. Let C be the this value.
2. If Type(C) is not Object, throw a TypeError exception.

Comment 1

[Boris Zbarsky [:bzbarsky]]

Yes, we don't support subclassing of Promises yet....

Comment 2

[Firefox Bug Husbandry Bot]

https://bugzilla.mozilla.org/show_bug.cgi?id=1472046

Move all DOM bugs that haven't been updated in more than 3 years and has no one currently assigned to P5.

If you have questions, please contact :mdaly.