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20 lines
401 B
JavaScript
20 lines
401 B
JavaScript
'use strict'
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module.exports = clone
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function clone (obj) {
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if (obj === null || typeof obj !== 'object')
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return obj
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if (obj instanceof Object)
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var copy = { __proto__: obj.__proto__ }
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else
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var copy = Object.create(null)
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Object.getOwnPropertyNames(obj).forEach(function (key) {
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Object.defineProperty(copy, key, Object.getOwnPropertyDescriptor(obj, key))
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})
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return copy
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}
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