mrpiglr
190b6b2eab
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36 lines
1 KiB
JavaScript
36 lines
1 KiB
JavaScript
var baseIsArguments = require('./_baseIsArguments'),
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isObjectLike = require('./isObjectLike');
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/** Used for built-in method references. */
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var objectProto = Object.prototype;
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/** Used to check objects for own properties. */
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var hasOwnProperty = objectProto.hasOwnProperty;
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/** Built-in value references. */
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var propertyIsEnumerable = objectProto.propertyIsEnumerable;
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/**
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* Checks if `value` is likely an `arguments` object.
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*
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* @static
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* @memberOf _
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* @since 0.1.0
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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 an `arguments` object,
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* else `false`.
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* @example
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*
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* _.isArguments(function() { return arguments; }());
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* // => true
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*
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* _.isArguments([1, 2, 3]);
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* // => false
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*/
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var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
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return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
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!propertyIsEnumerable.call(value, 'callee');
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};
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module.exports = isArguments;
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