@Nullable
  @Override
  public String expand(@NotNull DataContext dataContext, String @NotNull ... args) throws ExecutionCancelledException {
    if (args.length == 1) {
      return FileUtil.toSystemIndependentName(args[0]);
    }
    return super.expand(dataContext, args);
  }
@Nullable
  @Override
  public String expand(@NotNull DataContext dataContext, String @NotNull ... args)