| /** |
| * Lo-Dash 2.4.1 (Custom Build) <http://lodash.com/> |
| * Build: `lodash modularize underscore exports="node" -o ./underscore/` |
| * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/> |
| * Based on Underscore.js 1.5.2 <http://underscorejs.org/LICENSE> |
| * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors |
| * Available under MIT license <http://lodash.com/license> |
| */ |
| var objectTypes = require('./objectTypes'); |
| |
| /** Used for native method references */ |
| var objectProto = Object.prototype; |
| |
| /** Native method shortcuts */ |
| var hasOwnProperty = objectProto.hasOwnProperty; |
| |
| /** |
| * A fallback implementation of `Object.keys` which produces an array of the |
| * given object's own enumerable property names. |
| * |
| * @private |
| * @type Function |
| * @param {Object} object The object to inspect. |
| * @returns {Array} Returns an array of property names. |
| */ |
| var shimKeys = function(object) { |
| var index, iterable = object, result = []; |
| if (!iterable) return result; |
| if (!(objectTypes[typeof object])) return result; |
| for (index in iterable) { |
| if (hasOwnProperty.call(iterable, index)) { |
| result.push(index); |
| } |
| } |
| return result |
| }; |
| |
| module.exports = shimKeys; |