Bug 148763 – ES6: Implement HasRestrictedGlobalProperty when checking for global lexical tier conflicts

• Component: JavaScriptCore
• Status: RESOLVED FIXED

[Saam Barati]

Documented here:
http://www.ecma-international.org/ecma-262/6.0/index.html#sec-hasrestrictedglobalproperty

[Saam Barati]

*** Bug 153441 has been marked as a duplicate of this bug. ***

[Caio Lima]

Created attachment 282105 [details]
Patch

[Saam Barati]

*** Bug 159270 has been marked as a duplicate of this bug. ***

[Saam Barati]

Comment on attachment 282105 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=282105&action=review

r=me with comments

> Source/JavaScriptCore/runtime/Executable.cpp:609
> +                // The ES6 spec says that just no RestrictedGlobalProperty can't be shadowed

Typo: remove the "no".

> Source/JavaScriptCore/tests/stress/global-lexical-redeclare-variable.js:71
> +    sentinel = "bad";

Please add an assertion that globalProperty is configurable.

> Source/JavaScriptCore/tests/stress/global-lexical-redeclare-variable.js:80
> +    load("./multiple-files-tests/global-lexical-redeclare-variable/seventh.js");

Ditto for Array

> Source/JavaScriptCore/tests/stress/global-lexical-redeclare-variable.js:97
> +    load("./multiple-files-tests/global-lexical-redeclare-variable/nineth.js");

Typo: should be "ninth"

[Caio Lima]

Created attachment 282507 [details]
Patch

[WebKit Commit Bot]

Comment on attachment 282507 [details]
Patch

Rejecting attachment 282507 [details] from review queue.

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[Caio Lima]

(In reply to comment #4)
> Comment on attachment 282105 [details]
> Patch
> 
> View in context:
> https://bugs.webkit.org/attachment.cgi?id=282105&action=review
> 
> r=me with comments
> 
> > Source/JavaScriptCore/runtime/Executable.cpp:609
> > +                // The ES6 spec says that just no RestrictedGlobalProperty can't be shadowed
> 
> Typo: remove the "no".
> 
> > Source/JavaScriptCore/tests/stress/global-lexical-redeclare-variable.js:71
> > +    sentinel = "bad";
> 
> Please add an assertion that globalProperty is configurable.

How can I do this assertion?

[Caio Lima]

Created attachment 282518 [details]
Patch

[WebKit Commit Bot]

Comment on attachment 282518 [details]
Patch

Clearing flags on attachment: 282518

Committed r202734: <http://trac.webkit.org/changeset/202734>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.