From 23c75290c7c6da05beafe09196eb2134e33bf958 Mon Sep 17 00:00:00 2001
From: Navy <navydotgif@gmail.com>
Date: Sun, 19 Apr 2020 22:53:02 +0300
Subject: [PATCH] comments & error handling

---
 storage/StorageManager.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/storage/StorageManager.js b/storage/StorageManager.js
index d4b5714..6448f55 100644
--- a/storage/StorageManager.js
+++ b/storage/StorageManager.js
@@ -41,6 +41,9 @@ class StorageManager {
         // Transaction ID concept
         //`${shard.id}-${new Date().getTime().toString(36)}`
 
+        //NULL RESPONSE IF COLLECTION DOES NOT EXIST!!
+        //EMPTY OBJECT IF NOTHING MATCHED!!
+
         /** Message structure
          *  {
          *      provider: string, -- mongodb or mariadb
@@ -60,7 +63,7 @@ class StorageManager {
 
         const response = await this.providers.get(message.provider)._query(message.request);
 
-        if(response.error) {
+        if(response && response.error) {
             this.manager.logger.write('error', `Provider ${message.provider} errored: ${response.message}`, shard);
             return this._send(shard, response.error);
         }