main
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Last change
on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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Initial commit
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Property mode
set to
100644
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File size:
945 bytes
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| 1 | 'use strict';
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| 2 | var global = require('../internals/global');
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| 3 | var fails = require('../internals/fails');
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| 4 | var uncurryThis = require('../internals/function-uncurry-this');
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| 5 | var toString = require('../internals/to-string');
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| 6 | var trim = require('../internals/string-trim').trim;
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| 7 | var whitespaces = require('../internals/whitespaces');
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| 8 |
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| 9 | var $parseInt = global.parseInt;
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| 10 | var Symbol = global.Symbol;
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| 11 | var ITERATOR = Symbol && Symbol.iterator;
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| 12 | var hex = /^[+-]?0x/i;
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| 13 | var exec = uncurryThis(hex.exec);
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| 14 | var FORCED = $parseInt(whitespaces + '08') !== 8 || $parseInt(whitespaces + '0x16') !== 22
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| 15 | // MS Edge 18- broken with boxed symbols
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| 16 | || (ITERATOR && !fails(function () { $parseInt(Object(ITERATOR)); }));
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| 17 |
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| 18 | // `parseInt` method
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| 19 | // https://tc39.es/ecma262/#sec-parseint-string-radix
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| 20 | module.exports = FORCED ? function parseInt(string, radix) {
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| 21 | var S = trim(toString(string));
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| 22 | return $parseInt(S, (radix >>> 0) || (exec(hex, S) ? 16 : 10));
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| 23 | } : $parseInt;
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