Fix for selectionObjects in OT CodeMirror adapter might call on undef…

…ined
hackmdio · Jan 4, 2017 · 23a12dd · 23a12dd
1 parent eaf9218
commit 23a12dd
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diff --git a/public/vendor/ot/codemirror-adapter.js b/public/vendor/ot/codemirror-adapter.js
@@ -328,7 +328,7 @@ ot.CodeMirrorAdapter = (function (global) {
         return {
             clear: function () {
                 for (var i = 0; i < selectionObjects.length; i++) {
-                    selectionObjects[i].clear();
+                    if (selectionObjects[i]) selectionObjects[i].clear();
                 }
             }
         };