super.prop assignment can silently overwrite non-writable properties

Kevin Smith zenparsing at gmail.com
Tue Apr 21 19:52:43 UTC 2015


>
> ```
> var parent = {};
> var v = 1;
> var x = Object.create(parent, {
>   prop: { get: function() { return v; }, set: function(n) { v = n; },
> configurable: true }
> });
>

> Reflect.set(parent, "prop", 2, x); // under Allen's proposed changes, this
> will return false while I think it should just call the setter?
>

Another interpretation might be that since you've explicitly stated an
intention to bypass the receiver's setter, falling back to that setter
would be a bug.

Maybe?
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