12345678910111213141516171819202122232425262728293031323334353637 |
- var baseIsArguments = require('./_baseIsArguments'),
- isObjectLike = require('./isObjectLike');
-
- /** Used for built-in method references. */
- var objectProto = Object.prototype;
-
- /** Used to check objects for own properties. */
- var hasOwnProperty = objectProto.hasOwnProperty;
-
- /** Built-in value references. */
- var propertyIsEnumerable = objectProto.propertyIsEnumerable;
-
- /**
- * Checks if `value` is likely an `arguments` object.
- *
- * @static
- * @memberOf _
- * @since 0.1.0
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is an `arguments` object,
- * else `false`.
- * @example
- *
- * _.isArguments(function() { return arguments; }());
- * // => true
- *
- * _.isArguments([1, 2, 3]);
- * // => false
- */
- var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
- return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
- !propertyIsEnumerable.call(value, 'callee');
- };
-
- module.exports = isArguments;
|