additional exception checking in storage-read

package.json

@@ -1,6 +1,6 @@
 {
   "name": "node-red-contrib-firebase-admin",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "description": "A node-red module that wraps the server-side  admin SDK of firebase, firestore, et.c.",
   "main": "index.js",
   "scripts": {

storage/storage-read.js

@@ -13,6 +13,7 @@ module.exports = function(RED) {
       this.storage = c.storage
       this.bucket = config.bucket || c.bucket
       this.path = config.path
+      console.log('storage-read set this.storage')
     }
 
     //console.log('configuring storage-read to listen for messages')
@@ -44,7 +45,7 @@ module.exports = function(RED) {
               })
             })(_file)
           })
-        } else {
+        } else if(msg){
           console.log('* reading single file from path '+path)
           try{
             this.storage
@@ -63,7 +64,8 @@ module.exports = function(RED) {
             console.log('storage-read caught exception: '+ex)
             node.send(msg)
           }
-
+        } else {
+          console.log('----- storage-read ignoring empty message!')
         }
       }
     }.bind(this));