Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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Property mode
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File size:
496 bytes
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1 | 'use strict'
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2 |
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3 | module.exports = clone
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4 |
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5 | var getPrototypeOf = Object.getPrototypeOf || function (obj) {
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6 | return obj.__proto__
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7 | }
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8 |
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9 | function clone (obj) {
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10 | if (obj === null || typeof obj !== 'object')
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11 | return obj
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12 |
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13 | if (obj instanceof Object)
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14 | var copy = { __proto__: getPrototypeOf(obj) }
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15 | else
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16 | var copy = Object.create(null)
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17 |
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18 | Object.getOwnPropertyNames(obj).forEach(function (key) {
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19 | Object.defineProperty(copy, key, Object.getOwnPropertyDescriptor(obj, key))
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20 | })
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21 |
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22 | return copy
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23 | }
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