Selection anchor may be a text node in Safari 11

diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Redactor/Format.js b/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Redactor/Format.js
index bdbc0462f1bae0c194390207c6a4d437c0d27959..2ed02ec734aa78d6d68317aaeb7d1a59d28cd3c2 100644 (file)
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Redactor/Format.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/Ui/Redactor/Format.js
@@ -381,7 +381,7 @@ define(['Dom/Util'], function(DomUtil) {
                        for (var i = 0, length = tags.length; i < length; i++) {
                                tag = tags[i];
                                
-                               node = selection.anchorNode;
+                               node = elClosest(selection.anchorNode);
                                hasNode = (elBySel(tag.toLowerCase(), node) !== null);
                                
                                if (!hasNode) {