mirror of https://github.com/jkjoy/sunpeiwen.git
21 lines
600 B
JavaScript
21 lines
600 B
JavaScript
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'use strict';
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var abs = require('./abs');
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var floor = require('./floor');
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var ToNumber = require('./ToNumber');
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var $isNaN = require('../helpers/isNaN');
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var $isFinite = require('../helpers/isFinite');
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var $sign = require('../helpers/sign');
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// https://262.ecma-international.org/12.0/#sec-tointegerorinfinity
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module.exports = function ToIntegerOrInfinity(value) {
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var number = ToNumber(value);
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if ($isNaN(number) || number === 0) { return 0; }
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if (!$isFinite(number)) { return number; }
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var integer = floor(abs(number));
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if (integer === 0) { return 0; }
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return $sign(number) * integer;
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};
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