Prevent Dispose from throwing Exceptions

Author: Julien-Molina

ReactiveXComponent/RabbitMq/RabbitMqSubscriber.cs

@@ -298,12 +298,19 @@ private void Dispose(bool disposing)
                     // clear managed resources
                     foreach (var subscriberInfo in _subscribersDico.Values)
                     {
-                        if (subscriberInfo.Channel.IsOpen)
+                        try
                         {
                             subscriberInfo.Channel.ModelShutdown -= ChannelOnModelShutdown;
-                            subscriberInfo.Channel.BasicCancel(subscriberInfo.Subscriber.ConsumerTag);
+                            if (subscriberInfo.Channel.IsOpen)
+                            {
+                                subscriberInfo.Channel.BasicCancel(subscriberInfo.Subscriber.ConsumerTag);
+                            }
                         }
-                            
+                        catch (Exception)
+                        {
+                            // Don't throw exception in Dispose
+                        }
+
                         subscriberInfo.Channel.Dispose();
 
                         foreach (var handler in subscriberInfo.Handlers)

ReactiveXComponent/WebSocket/WebSocketClient.cs

@@ -151,8 +151,8 @@ private void Dispose(bool disposing)
                     _webSocket.Error -= WebSocketOnError;
                     _webSocket.MessageReceived -= WebSocketOnMessageReceived;
 
-                    _socketOpenEvent.Dispose();
-                    _socketCloseEvent.Dispose();
+                    _socketOpenEvent?.Dispose();
+                    _socketCloseEvent?.Dispose();
                 }
 
                 // clear unmanaged resources