From d5021fad2c007a6b8e6126c1a555a44e7f91c85d Mon Sep 17 00:00:00 2001
From: Mojca Lorber <mojca.lorber@biosistemika.com>
Date: Fri, 27 Jan 2017 16:25:11 +0100
Subject: [PATCH] fix step does not save if table is without content

---
 app/models/step.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/step.rb b/app/models/step.rb
index 3d329096d..42c2a1657 100644
--- a/app/models/step.rb
+++ b/app/models/step.rb
@@ -35,7 +35,7 @@ class Step < ActiveRecord::Base
     reject_if: :all_blank,
     allow_destroy: true
   accepts_nested_attributes_for :tables,
-    reject_if: :all_blank,
+    reject_if: proc { |attributes| attributes['contents'].blank? },
     allow_destroy: true
 
   after_destroy :cascade_after_destroy