fix: fix console log

Author: Sebastian-Iwanczyszyn

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjstools/messaging-rabbitmq-extension",
-  "version": "3.1.0",
+  "version": "3.1.1",
   "description": "Extension to handle messages and dispatch them over AMQP protocol",
   "author": "Sebastian Iwanczyszyn",
   "private": false,

src/channel/amqp.channel.ts

@@ -20,7 +20,9 @@ export class AmqpChannel extends Channel<ExtensionAmqpChannelConfig> {
 
     this.connection = await amqp.connect(this.config.connectionUri);
     this.connection.on('close', (err: any) => {
-      console.error('AMQP Connection error:', err);
+      if (err) {
+        console.error('AMQP Connection error:', err);
+      }
       process.exit(0);
     });
   }