Simple error handler

Author: josher19

index.html

@@ -475,7 +475,10 @@ <h2>Changes from Coco: Detail and Rationale</h2>
     catch e
       e.message
     if action is \run
-      result = eval result
+      try
+        result = eval result
+      catch e
+        result = e
     if result
       console?.log result
       result = JSON.stringify result if action in <[ lex tokens ]>