1 | 'use strict';
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2 | var $ = require('../internals/export');
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3 | var getBuiltIn = require('../internals/get-built-in');
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4 | var fails = require('../internals/fails');
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5 | var validateArgumentsLength = require('../internals/validate-arguments-length');
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6 | var toString = require('../internals/to-string');
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7 | var USE_NATIVE_URL = require('../internals/url-constructor-detection');
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8 |
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9 | var URL = getBuiltIn('URL');
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10 |
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11 |
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12 |
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13 | var THROWS_WITHOUT_ARGUMENTS = USE_NATIVE_URL && fails(function () {
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14 | URL.canParse();
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15 | });
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16 |
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17 |
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18 |
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19 | var WRONG_ARITY = fails(function () {
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20 | return URL.canParse.length !== 1;
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21 | });
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22 |
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23 |
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24 |
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25 | $({ target: 'URL', stat: true, forced: !THROWS_WITHOUT_ARGUMENTS || WRONG_ARITY }, {
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26 | canParse: function canParse(url) {
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27 | var length = validateArgumentsLength(arguments.length, 1);
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28 | var urlString = toString(url);
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29 | var base = length < 2 || arguments[1] === undefined ? undefined : toString(arguments[1]);
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30 | try {
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31 | return !!new URL(urlString, base);
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32 | } catch (error) {
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33 | return false;
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34 | }
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35 | }
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36 | });
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