[Webkit-unassigned] [Bug 143239] New: No way to quickly make non-enumerable instance properties

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=143239

            Bug ID: 143239
           Summary: No way to quickly make non-enumerable instance
                    properties
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rniwa at webkit.org
                CC: fpizlo at apple.com, ggaren at apple.com,
                    utatane.tea at gmail.com

I was talking with https://twitter.com/stefanpenner (Ember.js core member) and he told me that they currently work around the fact we can't create a non-enumrerable property fast.

SpiderMonkey bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1088453
V8 bug: https://code.google.com/p/v8/issues/detail?id=3649

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