@Override
  public void actionPerformed(@NotNull AnActionEvent e) {
    VirtualFile[] files = e.getData(CommonDataKeys.VIRTUAL_FILE_ARRAY);
    assert files != null;

    FileTypeManager ftManager = FileTypeManager.getInstance();
    try {
      for (VirtualFile file : files) {
        pruneEmptiesIn(file, ftManager);
      }
    }
    catch (IOException ignored) { }
  }
@Override
  public void actionPerformed(@NotNull AnActionEvent e)