| 1 |
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| 2 | /* eslint no-proto: 0 */
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| 3 | module.exports = Object.setPrototypeOf || ({ __proto__: [] } instanceof Array ? setProtoOf : mixinProperties)
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| 4 |
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| 5 | function setProtoOf (obj, proto) {
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| 6 | obj.__proto__ = proto
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| 7 | return obj
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| 8 | }
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| 9 |
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| 10 | function mixinProperties (obj, proto) {
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| 11 | for (var prop in proto) {
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| 12 | if (!Object.prototype.hasOwnProperty.call(obj, prop)) {
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| 13 | obj[prop] = proto[prop]
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| 14 | }
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| 15 | }
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| 16 | return obj
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| 17 | }
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