From 7b015faae9848bcbce7fa1ea85b43ba515d32e8a Mon Sep 17 00:00:00 2001
From: Maxime Beauchemin <maximebeauchemin@gmail.com>
Date: Sat, 15 Jul 2017 20:07:57 -0700
Subject: [PATCH] [heatmap] basic non empty validation (#3119)

---
 superset/assets/javascripts/explore/stores/visTypes.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/superset/assets/javascripts/explore/stores/visTypes.js b/superset/assets/javascripts/explore/stores/visTypes.js
index 85aeff6e59..68991e35ba 100644
--- a/superset/assets/javascripts/explore/stores/visTypes.js
+++ b/superset/assets/javascripts/explore/stores/visTypes.js
@@ -798,6 +798,14 @@ const visTypes = {
         ],
       },
     ],
+    controlOverrides: {
+      all_columns_x: {
+        validators: [v.nonEmpty],
+      },
+      all_columns_y: {
+        validators: [v.nonEmpty],
+      },
+    },
   },
 
   horizon: {