Added node modules

node_modules/connect/lib/cache.js

@@ -0,0 +1,81 @@
+
+/*!
+ * Connect - Cache
+ * Copyright(c) 2011 Sencha Inc.
+ * MIT Licensed
+ */
+
+/**
+ * Expose `Cache`.
+ */
+
+module.exports = Cache;
+
+/**
+ * LRU cache store.
+ *
+ * @param {Number} limit
+ * @api private
+ */
+
+function Cache(limit) {
+  this.store = {};
+  this.keys = [];
+  this.limit = limit;
+}
+
+/**
+ * Touch `key`, promoting the object.
+ *
+ * @param {String} key
+ * @param {Number} i
+ * @api private
+ */
+
+Cache.prototype.touch = function(key, i){
+  this.keys.splice(i,1);
+  this.keys.push(key);
+};
+
+/**
+ * Remove `key`.
+ *
+ * @param {String} key
+ * @api private
+ */
+
+Cache.prototype.remove = function(key){
+  delete this.store[key];
+};
+
+/**
+ * Get the object stored for `key`.
+ *
+ * @param {String} key
+ * @return {Array}
+ * @api private
+ */
+
+Cache.prototype.get = function(key){
+  return this.store[key];
+};
+
+/**
+ * Add a cache `key`.
+ *
+ * @param {String} key
+ * @return {Array}
+ * @api private
+ */
+
+Cache.prototype.add = function(key){
+  // initialize store
+  var len = this.keys.push(key);
+
+  // limit reached, invalid LRU
+  if (len > this.limit) this.remove(this.keys.shift());
+
+  var arr = this.store[key] = [];
+  arr.createdAt = new Date;
+  return arr;
+};