From 4bf962638e48fbfa7d8c14fd4e8cbc97426941bf Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Fri, 1 Jul 2016 22:37:13 -0700
Subject: [PATCH] lru.

---
 lib/bcoin/lru.js | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/lib/bcoin/lru.js b/lib/bcoin/lru.js
index 8c73fc6c..301d5f40 100644
--- a/lib/bcoin/lru.js
+++ b/lib/bcoin/lru.js
@@ -147,7 +147,7 @@ LRU.prototype.set = function set(key, value) {
     return;
   }
 
-  item = { key: key, value: value };
+  item = new LRUItem(key, value);
 
   this.data[key] = item;
 
@@ -307,6 +307,21 @@ LRU.prototype.toArray = function toArray() {
   return items;
 };
 
+/**
+ * Represents an LRU item.
+ * @constructor
+ * @private
+ * @param {String} key
+ * @param {Object} value
+ */
+
+function LRUItem(key, value) {
+  this.key = key;
+  this.value = value;
+  this.next = null;
+  this.prev = null;
+}
+
 /*
  * Expose
  */