From 4ea5e2de1b6e43808f49c40156e879ec33d1504a Mon Sep 17 00:00:00 2001
From: Erez Shinan <erezshin+git@gmail.com>
Date: Thu, 13 Oct 2022 13:21:26 +0200
Subject: [PATCH] Bugfix: Joindiff crashed when no numeric columns were used.

---
 data_diff/joindiff_tables.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/data_diff/joindiff_tables.py b/data_diff/joindiff_tables.py
index 58246def..b1134774 100644
--- a/data_diff/joindiff_tables.py
+++ b/data_diff/joindiff_tables.py
@@ -34,7 +34,11 @@
 
 def merge_dicts(dicts):
     i = iter(dicts)
-    res = next(i)
+    try:
+        res = next(i)
+    except StopIteration:
+        return {}
+
     for d in i:
         res.update(d)
     return res