[api] Added cap for amount of local records which can be stored.

lib/hnet.js

@@ -34,6 +34,9 @@ var Hnet = exports.Hnet = function (options) {
   // Default to not resolviing circular data sets
   self.ttl = options.ttl || -1;
 
+  // Default amount of items we will allow to be stored in self.store
+  // TODO: size limit should be based on array size as bytes, not array size as elements.
+  self.MAXRECORDS = 100;
 
   //
   // TODO: upgrade EE2 to version that has "**"
@@ -148,6 +151,13 @@ Hnet.prototype.parseDocument = function (node, doc, options) {
       });
     }
   doc.forEach(function(record){
+    //
+    // Determine if we've reached the capped size, if so, shift off some records,
+    // we dont need them
+    //
+    if(self.store.length >= self.MAXRECORDS) {
+      self.store.shift();
+    }
     self.store.push(record);
   });
 }