Fixed failing samples

Updated uuid/webpack packages
Added froze on objects publicly exposed
Removed remaining while loops for actions/events processing

src/clientOperations/appendToStreamOperation.js

@@ -1,5 +1,5 @@
 var util = require('util');
-var uuid = require('uuid');
+var uuidParse = require('uuid-parse');
 
 var TcpCommand = require('../systemData/tcpCommand');
 var InspectionDecision = require('../systemData/inspectionDecision');
@@ -26,7 +26,7 @@ util.inherits(AppendToStreamOperation, OperationBase);
 
 AppendToStreamOperation.prototype._createRequestDto = function() {
   var dtos = this._events.map(function(ev) {
-    var eventId = new Buffer(uuid.parse(ev.eventId));
+    var eventId = new Buffer(uuidParse.parse(ev.eventId));
     return new ClientMessage.NewEvent({
       event_id: eventId, event_type: ev.type,
       data_content_type: ev.isJson ? 1 : 0, metadata_content_type: 0,

src/clientOperations/connectToPersistentSubscriptionOperation.js

@@ -1,5 +1,5 @@
 var util = require('util');
-var uuid = require('uuid');
+var uuidParse = require('uuid-parse');
 
 var SubscriptionOperation = require('./subscriptionOperation');
 var ClientMessage = require('../messages/clientMessage');
@@ -88,7 +88,7 @@ ConnectToPersistentSubscriptionOperation.prototype.notifyEventsProcessed = funct
   var dto = new ClientMessage.PersistentSubscriptionAckEvents({
     subscription_id: this._subscriptionId,
     processed_event_ids: processedEvents.map(function (x) {
-      return new Buffer(uuid.parse(x));
+      return new Buffer(uuidParse.parse(x));
     })
   });
 
@@ -106,7 +106,7 @@ ConnectToPersistentSubscriptionOperation.prototype.notifyEventsFailed = function
   ensure.notNull(reason, "reason");
   var dto = new ClientMessage.PersistentSubscriptionNakEvents(
       this._subscriptionId,
-      processedEvents.map(function(x) { return new Buffer(uuid.parse(x)); }),
+      processedEvents.map(function(x) { return new Buffer(uuidParse.parse(x)); }),
       reason,
       action);
 

src/clientOperations/subscriptionOperation.js

@@ -244,21 +244,20 @@ SubscriptionOperation.prototype._executeAction = function(action) {
 };
 
 SubscriptionOperation.prototype._executeActions = function() {
-  //TODO: possible blocking loop for node.js
   var action = this._actionQueue.shift();
-  while (action)
-  {
-    try
-    {
-      action();
-    }
-    catch (err)
-    {
-      this._log.error(err, "Exception during executing user callback: %s.", err.message);
-    }
-    action = this._actionQueue.shift();
+  if (!action) {
+    this._actionExecuting = false;
+    return;
   }
-  this._actionExecuting = false;
+  try
+  {
+    action();
+  }
+  catch (err)
+  {
+    this._log.error(err, "Exception during executing user callback: %s.", err.message);
+  }
+  setImmediate(this._executeActions.bind(this));
 };
 
 SubscriptionOperation.prototype.toString = function() {

src/clientOperations/transactionalWriteOperation.js

@@ -1,5 +1,5 @@
 var util = require('util');
-var uuid = require('uuid');
+var uuidParse = require('uuid-parse');
 
 var TcpCommand = require('../systemData/tcpCommand');
 var InspectionDecision = require('../systemData/inspectionDecision');
@@ -22,7 +22,7 @@ util.inherits(TransactionalWriteOperation, OperationBase);
 
 TransactionalWriteOperation.prototype._createRequestDto = function() {
   var dtos = this._events.map(function(ev) {
-    var eventId = new Buffer(uuid.parse(ev.eventId));
+    var eventId = new Buffer(uuidParse.parse(ev.eventId));
     return new ClientMessage.NewEvent({
       event_id: eventId, event_type: ev.type,
       data_content_type: ev.isJson ? 1 : 0, metadata_content_type: 0,