Merge branch 'feature/shared_instnace' into develop

Author: NathanGRomano

lib/index.js

@@ -21,6 +21,12 @@ exports.Server = Server;
 exports.Exchange = Exchange;
 exports.Messages = Messages;
 
+/*
+ * The global server isntance
+ */
+
+var server = null;
+
 /**
  * The bus
  *
@@ -29,7 +35,13 @@ exports.Messages = Messages;
 
 function Server (a, b) {
 
-  if (!(this instanceof Server)) return new Server(a, b);
+  if (!(this instanceof Server)) {
+    if (!arguments.length && server) return server;
+    var instance = new Server(a, b);
+    if (!server) server = instance;
+    return instance;
+  }
+
 
   debug('new server', a, b);
 

spec/lib/index-spec.coffee

@@ -34,6 +34,12 @@ describe 'Server', ->
 
     Then -> expect(@Server() instanceof @Server).toBe true
 
+    context 'calls should return default instance', ->
+
+      Given -> @a = @Server()
+      Given -> @b = @Server()
+      Then -> expect(@a).toBe @b
+
     context '(a:mixed)', ->
 
       Given -> @mixed = 3000