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abozhilov/gist:1339681

Created November 4, 2011 15:55
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setPrototypeOf
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gistfile1.js
function setPrototypeOf(obj, proto) {
var p = proto;
do {
if (obj === p) {
throw Error('Circular prototype chain');
}
} while (p = Object.getPrototypeOf(p));
obj.__proto__ = proto;
return obj;
}
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