From 72ce5a0f53b1bb08f589a1ee02203f664c5cda4a Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Mon, 4 Sep 2017 13:56:34 +0200
Subject: [PATCH] Remove empty list when joining two successive lists

---
 .../js/3rdParty/redactor2/plugins/WoltLabList.js   | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabList.js b/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabList.js
index 3c144576ef..66db75d53a 100644
--- a/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabList.js
+++ b/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabList.js
@@ -88,6 +88,20 @@ $.Redactor.prototype.WoltLabList = function() {
 					this.selection.restore();
 				}
 			}).bind(this);
+			
+			var mpCombineAfterAndBefore = this.list.combineAfterAndBefore;
+			this.list.combineAfterAndBefore = (function(block) {
+				var returnValue = mpCombineAfterAndBefore.call(this, block);
+				
+				if (returnValue) {
+					var list = block.nextElementSibling;
+					if ((list.nodeName === 'OL' || list.nodeName === 'UL') && list.childElementCount === 0) {
+						elRemove(list);
+					}
+				}
+				
+				return returnValue;
+			}).bind(this);
 		}
 	};
 };
-- 
2.20.1