message: Pass pos to tooltip render function
diff: @@ -85,7 +85,7 @@ function onMouseHover(cm, box) {
  if (render) {
  const token = cm.getTokenAt(pos, true);
  if (token) {
  - const info = render(token, options, cm);
  + const info = render(token, options, cm, pos);
  if (info) {
  showPopup(cm, box, info);
  }
  