main
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Last change
on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
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Update repo after prototype presentation
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Property mode
set to
100644
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File size:
567 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | var numToStr = Number.prototype.toString;
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| 4 | var tryNumberObject = function tryNumberObject(value) {
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| 5 | try {
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| 6 | numToStr.call(value);
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| 7 | return true;
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| 8 | } catch (e) {
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| 9 | return false;
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| 10 | }
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| 11 | };
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| 12 | var toStr = Object.prototype.toString;
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| 13 | var numClass = '[object Number]';
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| 14 | var hasToStringTag = require('has-tostringtag/shams')();
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| 15 |
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| 16 | module.exports = function isNumberObject(value) {
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| 17 | if (typeof value === 'number') {
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| 18 | return true;
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| 19 | }
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| 20 | if (typeof value !== 'object') {
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| 21 | return false;
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| 22 | }
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| 23 | return hasToStringTag ? tryNumberObject(value) : toStr.call(value) === numClass;
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| 24 | };
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