On Thu, Sep 19, 2013 at 3:54 PM, Alexandre Morgaut <
alexandre.morg...@gmail.com> wrote:

> getPrototypeOf() is "meant" to be readonly
>

No it's not. Object.getPrototypeOf(foo) returns a reference to foo's
[[Prototype]] (otherwise known as __proto__). It does no configuration of
the object before returning.


> for consistency with __proto__ a new setPrototypeOf() method is considered
> in ECMAScript 6
> http://people.mozilla.org/~jorendorff/es6-draft.html#sec-19.1.3.19
>

Yes, considered and has consensus, so it's perfectly valid to create a
"polyfill" for setPrototypeOf
http://webreflection.blogspot.com/2013/05/objectsetprototypeofo-proto-is-in-es6.html

Rick

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