[d565449] | 1 | 'use strict';
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| 2 |
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| 3 | var callBound = require('call-bind/callBound');
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| 4 |
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| 5 | var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');
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| 6 | var Get = require('./Get');
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| 7 | var ToObject = require('./ToObject');
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| 8 | var ToPropertyDescriptor = require('./ToPropertyDescriptor');
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| 9 |
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| 10 | var forEach = require('../helpers/forEach');
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| 11 | var getOwnPropertyDescriptor = require('gopd');
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| 12 | var OwnPropertyKeys = require('../helpers/OwnPropertyKeys');
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| 13 |
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| 14 | var $push = callBound('Array.prototype.push');
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| 15 |
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| 16 | // https://262.ecma-international.org/6.0/#sec-objectdefineproperties
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| 17 | module.exports = function ObjectDefineProperties(O, Properties) {
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| 18 | var props = ToObject(Properties); // step 1
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| 19 | var keys = OwnPropertyKeys(props); // step 2
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| 20 | var descriptors = []; // step 3
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| 21 |
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| 22 | forEach(keys, function (nextKey) { // step 4
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| 23 | var propDesc = ToPropertyDescriptor(getOwnPropertyDescriptor(props, nextKey)); // step 4.a
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| 24 | if (typeof propDesc !== 'undefined' && propDesc['[[Enumerable]]']) { // step 4.b
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| 25 | var descObj = Get(props, nextKey); // step 4.b.i
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| 26 | var desc = ToPropertyDescriptor(descObj); // step 4.b.ii
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| 27 | $push(descriptors, [nextKey, desc]); // step 4.b.iii
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| 28 | }
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| 29 | });
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| 30 |
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| 31 | forEach(descriptors, function (pair) { // step 5
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| 32 | var P = pair[0]; // step 5.a
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| 33 | var desc = pair[1]; // step 5.b
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| 34 | DefinePropertyOrThrow(O, P, desc); // step 5.c
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| 35 | });
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| 36 |
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| 37 | return O; // step 6
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| 38 | };
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