[Webkit-unassigned] [Bug 160955] [ES2016] Allow assignment in for-in head in not-strict mode

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Aug 23 14:14:52 PDT 2016


https://bugs.webkit.org/show_bug.cgi?id=160955

Saam Barati <sbarati at apple.com> changed:

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--- Comment #14 from Saam Barati <sbarati at apple.com> ---
Comment on attachment 286755
  --> https://bugs.webkit.org/attachment.cgi?id=286755
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=286755&action=review

> JSTests/stress/for-in-tests.js:161
> +    var foo = function(a, b, first) {
> +        {   
> +            let p = 'some-value';
> +            for (var p = b in a) {}
> +            if (first)
> +                return p;
> +        }
> +        return p;
> +    };

can you also add this test to make sure if throws a runtime exception when we write to the const variable:
foo = function(a, b) {
    {
        const p = 'some-value';
        for (var p = b in a) { }
    }
}

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