From 28e3170f945b7f750b7f9e33b4fc333895938968 Mon Sep 17 00:00:00 2001
From: metaobjects <github@metaobjects.org>
Date: Sun, 6 Sep 2020 20:50:22 +0800
Subject: [PATCH] Add empty ID warning to change listing

Warns for entities without ID attributes to remove that small gotcha
---
 index.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/index.js b/index.js
index 2d8be76..7682055 100644
--- a/index.js
+++ b/index.js
@@ -52,6 +52,9 @@ function prettyPrintChanges (changes) {
       } else {
         output += `  ${component}: ${JSON.stringify(changes[id][component])}\n`;
       }
+      if( id === null || id === '') {
+          output += `Warning: This entity does not have a defined ID and will not be updated!\n`;
+      }
     });
     output += '\n';
   });