Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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[6a3a178] | 1 | /*!
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| 2 | * define-property <https://github.com/jonschlinkert/define-property>
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| 3 | *
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| 4 | * Copyright (c) 2015-2018, Jon Schlinkert.
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| 5 | * Released under the MIT License.
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| 6 | */
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| 7 |
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| 8 | 'use strict';
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| 9 |
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| 10 | var isobject = require('isobject');
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| 11 | var isDescriptor = require('is-descriptor');
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| 12 | var define = (typeof Reflect !== 'undefined' && Reflect.defineProperty)
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| 13 | ? Reflect.defineProperty
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| 14 | : Object.defineProperty;
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| 15 |
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| 16 | module.exports = function defineProperty(obj, key, val) {
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| 17 | if (!isobject(obj) && typeof obj !== 'function' && !Array.isArray(obj)) {
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| 18 | throw new TypeError('expected an object, function, or array');
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| 19 | }
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| 20 |
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| 21 | if (typeof key !== 'string') {
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| 22 | throw new TypeError('expected "key" to be a string');
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| 23 | }
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| 24 |
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| 25 | if (isDescriptor(val)) {
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| 26 | define(obj, key, val);
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| 27 | return obj;
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| 28 | }
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| 29 |
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| 30 | define(obj, key, {
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| 31 | configurable: true,
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| 32 | enumerable: false,
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| 33 | writable: true,
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| 34 | value: val
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| 35 | });
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| 36 |
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| 37 | return obj;
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| 38 | };
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