Maybe some new API, like `createPrototypeModified(obj, newPrototype)`, it
copies all eigen-properties of `obj` to a new object with its prototype is
`newPrototype`.
----------------------------------------
> From: infinte.c...@hotmail.com
> To: es-discuss@mozilla.org
> Subject: Is __proto__ ready needed?
> Date: Mon, 10 Jun 2013 17:06:24 +0800
>
> I think that once an object is created, its prototype should be constant.
>
> And we should add features to implement sub-typing built-in types, like
> Array, since this code exists (found in Zepto):
>
> zepto.Z = function(dom, selector) {
> dom = dom || []
> dom.__proto__ = $.fn
> dom.selector = selector || ''
> return dom
> }
>
> Using proxies may be one way, but it should be more convinent.
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