[Webkit-unassigned] [Bug 152383] New: [ES6][ES7] Drop Constructability of generator function

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=152383

            Bug ID: 152383
           Summary: [ES6][ES7] Drop Constructability of generator function
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: utatane.tea at gmail.com

In ES7, the generator function becomes non-constructible.
This is good for the current JSC implementation. We no longer need to consider about newTarget when creating a generator.
And this is already introduced in ECMA262 2016 draft.

https://github.com/tc39/ecma262/releases/tag/es2016-draft-20151201
https://github.com/tc39/tc39-notes/blob/master/es7/2015-07/july-28.md#67-new--generatorfunction
https://github.com/tc39/tc39-notes/blob/master/es7/2015-07/july-29.md#revisit-67-new--generatorfunction

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