1 | var global = require('../internals/global');
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2 | var DOMIterables = require('../internals/dom-iterables');
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3 | var ArrayIteratorMethods = require('../modules/es.array.iterator');
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4 | var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
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5 | var wellKnownSymbol = require('../internals/well-known-symbol');
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6 |
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7 | var ITERATOR = wellKnownSymbol('iterator');
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8 | var TO_STRING_TAG = wellKnownSymbol('toStringTag');
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9 | var ArrayValues = ArrayIteratorMethods.values;
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10 |
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11 | for (var COLLECTION_NAME in DOMIterables) {
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12 | var Collection = global[COLLECTION_NAME];
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13 | var CollectionPrototype = Collection && Collection.prototype;
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14 | if (CollectionPrototype) {
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15 |
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16 | if (CollectionPrototype[ITERATOR] !== ArrayValues) try {
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17 | createNonEnumerableProperty(CollectionPrototype, ITERATOR, ArrayValues);
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18 | } catch (error) {
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19 | CollectionPrototype[ITERATOR] = ArrayValues;
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20 | }
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21 | if (!CollectionPrototype[TO_STRING_TAG]) {
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22 | createNonEnumerableProperty(CollectionPrototype, TO_STRING_TAG, COLLECTION_NAME);
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23 | }
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24 | if (DOMIterables[COLLECTION_NAME]) for (var METHOD_NAME in ArrayIteratorMethods) {
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25 |
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26 | if (CollectionPrototype[METHOD_NAME] !== ArrayIteratorMethods[METHOD_NAME]) try {
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27 | createNonEnumerableProperty(CollectionPrototype, METHOD_NAME, ArrayIteratorMethods[METHOD_NAME]);
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28 | } catch (error) {
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29 | CollectionPrototype[METHOD_NAME] = ArrayIteratorMethods[METHOD_NAME];
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30 | }
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31 | }
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32 | }
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33 | }
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