who knows what was going on here

toplevel.ml

@@ -28,7 +28,7 @@ module Graphics_support = struct
   let init elt = Graphics_js.open_canvas elt
 end
 
-open Log_js
+module Log = Log_js.Log
 
 module Ppx_support = struct
   let init () =
@@ -618,6 +618,7 @@ let run _ =
   in
   Sys_js.set_channel_filler stdin readline;
   setup_share_button ~output;
+  Ppx_graph.setup_graph ~container ~textbox;
   setup_examples ~container ~textbox;
   setup_pseudo_fs ();
   setup_toplevel ();