@Override
  public @Nullable String getUnloadedModuleNameForFile(@NotNull VirtualFile fileOrDir) {
    WorkspaceFileSetWithCustomData<UnloadedModuleContentRootData> fileSet =
      myWorkspaceFileIndex.findFileSetWithCustomData(fileOrDir, false, true, false, false, false, UnloadedModuleContentRootData.class);
    return fileSet != null ? fileSet.getData().getModuleName() : null;
  }
@Override
  public @Nullable String getUnloadedModuleNameForFile(@NotNull VirtualFile fileOrDir)