isArguments.js
f40d8f152a93drf-api-tracking

isArguments.js
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			'use strict';

			var toStr = Object.prototype.toString;

			module.exports = function isArguments(value) {
			var str = toStr.call(value);
			var isArgs = str === '[object Arguments]';
			if (!isArgs) {
			isArgs = str !== '[object Array]' &&
			value !== null &&
			typeof value === 'object' &&
			typeof value.length === 'number' &&
			value.length >= 0 &&
			toStr.call(value.callee) === '[object Function]';
			}
			return isArgs;
			};