Fix undo problems.

ae072b18 · chriseth · 3cebb65f · ae072b18
Commit ae072b18 authored May 19, 2016 by chriseth
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app.js src/app.js +1 -0

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--- a/src/app.js
+++ b/src/app.js
@@ -184,6 +184,7 @@ var run = function() {
 	function newEditorSession(filekey) {
 		var s = new ace.EditSession(window.localStorage[filekey], "ace/mode/javascript")
+		s.setUndoManager(new ace.UndoManager());
 		s.setTabSize(4);
 		s.setUseSoftTabs(true);
 		sessions[filekey] = s;