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29 lines
682 B
29 lines
682 B
var baseGetTag = require('./_baseGetTag'), |
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isObjectLike = require('./isObjectLike'); |
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/** `Object#toString` result references. */ |
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var symbolTag = '[object Symbol]'; |
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/** |
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* Checks if `value` is classified as a `Symbol` primitive or object. |
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* |
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* @static |
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* @memberOf _ |
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* @since 4.0.0 |
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* @category Lang |
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* @param {*} value The value to check. |
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* @returns {boolean} Returns `true` if `value` is a symbol, else `false`. |
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* @example |
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* |
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* _.isSymbol(Symbol.iterator); |
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* // => true |
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* |
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* _.isSymbol('abc'); |
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* // => false |
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*/ |
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function isSymbol(value) { |
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return typeof value == 'symbol' || |
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(isObjectLike(value) && baseGetTag(value) == symbolTag); |
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} |
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module.exports = isSymbol;
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