define(['../internal/isLength', '../internal/isObjectLike'], function(isLength, isObjectLike) { /** Used as a safe reference for `undefined` in pre-ES5 environments. */ var undefined; /** `Object#toString` result references. */ var argsTag = '[object Arguments]'; /** Used for native method references. */ var objectProto = Object.prototype; /** * Used to resolve the `toStringTag` of values. * See the [ES spec](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring) * for more details. */ var objToString = objectProto.toString; /** * Checks if `value` is classified as an `arguments` object. * * @static * @memberOf _ * @category Lang * @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. * @example * * _.isArguments(function() { return arguments; }()); * // => true * * _.isArguments([1, 2, 3]); * // => false */ function isArguments(value) { var length = isObjectLike(value) ? value.length : undefined; return (isLength(length) && objToString.call(value) == argsTag) || false; } return isArguments; });