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ECMAScript spec abstract operations.

There is a newer version: 1.22.3

'use strict';

var GetIntrinsic = require('get-intrinsic');

var originalSetProto = GetIntrinsic('%Object.setPrototypeOf%', true);

var hasProto = require('has-proto')();

module.exports = originalSetProto || (

	hasProto
		? function (O, proto) {
			O.__proto__ = proto; // eslint-disable-line no-proto, no-param-reassign
			return O;
		}
		: null
);