| var MapCache = require('./_MapCache'), | |
|     setCacheAdd = require('./_setCacheAdd'), | |
|     setCacheHas = require('./_setCacheHas'); | |
| 
 | |
| /** | |
|  * | |
|  * Creates an array cache object to store unique values. | |
|  * | |
|  * @private | |
|  * @constructor | |
|  * @param {Array} [values] The values to cache. | |
|  */ | |
| function SetCache(values) { | |
|   var index = -1, | |
|       length = values == null ? 0 : values.length; | |
| 
 | |
|   this.__data__ = new MapCache; | |
|   while (++index < length) { | |
|     this.add(values[index]); | |
|   } | |
| } | |
| 
 | |
| // Add methods to `SetCache`. | |
| SetCache.prototype.add = SetCache.prototype.push = setCacheAdd; | |
| SetCache.prototype.has = setCacheHas; | |
| 
 | |
| module.exports = SetCache;
 |