'use strict'; var toStr = Object.prototype.toString; var hasSymbols = require('has-symbols')(); if (hasSymbols) { var symToStr = Symbol.prototype.toString; var symStringRegex = /^Symbol\(.*\)$/; var isSymbolObject = function isRealSymbolObject(value) { if (typeof value.valueOf() !== 'symbol') { return false; } return symStringRegex.test(symToStr.call(value)); }; module.exports = function isSymbol(value) { if (typeof value === 'symbol') { return true; } if (toStr.call(value) !== '[object Symbol]') { return false; } try { return isSymbolObject(value); } catch (e) { return false; } }; } else { module.exports = function isSymbol(value) { // this environment does not support Symbols. return false && value; }; }
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.github | Folder | 0755 |
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test | Folder | 0755 |
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.editorconfig | File | 276 B | 0644 |
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.eslintignore | File | 10 B | 0644 |
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.eslintrc | File | 151 B | 0644 |
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.nycrc | File | 139 B | 0644 |
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CHANGELOG.md | File | 12.58 KB | 0644 |
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LICENSE | File | 1.06 KB | 0644 |
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README.md | File | 1.64 KB | 0644 |
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index.js | File | 767 B | 0644 |
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package.json | File | 1.83 KB | 0644 |
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