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var mapCacheClear = require('./_mapCacheClear'),    mapCacheDelete = require('./_mapCacheDelete'),    mapCacheGet = require('./_mapCacheGet'),    mapCacheHas = require('./_mapCacheHas'),    mapCacheSet = require('./_mapCacheSet');
/** * Creates a map cache object to store key-value pairs. * * @private * @constructor * @param {Array} [entries] The key-value pairs to cache. */function MapCache(entries) {  var index = -1,      length = entries == null ? 0 : entries.length;
  this.clear();  while (++index < length) {    var entry = entries[index];    this.set(entry[0], entry[1]);  }}
// Add methods to `MapCache`.MapCache.prototype.clear = mapCacheClear;MapCache.prototype['delete'] = mapCacheDelete;MapCache.prototype.get = mapCacheGet;MapCache.prototype.has = mapCacheHas;MapCache.prototype.set = mapCacheSet;
module.exports = MapCache;