Bug 160418

Summary: [ES2016] Implement 'class extends null'
Product: WebKit Reporter: GSkachkov <gskachkov>
Component: JavaScriptCoreAssignee: Nobody <webkit-unassigned>
Status: RESOLVED DUPLICATE    
Severity: Normal CC: gskachkov, saam
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on:    
Bug Blocks: 160392    

Description GSkachkov 2016-08-01 12:40:27 PDT
class A extends null {};

class B extends null {
  constructor() {
    debug(this instanceof B && !(this instanceof Object));
  }
};

// should be true;

Following discussions cover this issue: https://github.com/tc39/ecma262/issues/543
Spec https://github.com/tc39/ecma262/blob/703238399d339ceb7f894f4733626f601d42d05e/workingdocs/ES6-super-construct%3Dproposal.md - Last sentance and 
And https://github.com/tc39/ecma262/issues/22
Comment 1 GSkachkov 2016-08-01 12:43:44 PDT
Oh, I was so slow in adding new issue, so need to close duplicate

*** This bug has been marked as a duplicate of bug 160417 ***