public static List<VirtualFile> additionalScopeFiles() {
    VirtualFile jarFile = VfsUtil.findFileByIoFile(getBundledGroovyFile().get(), false);
    if (jarFile != null) {
      VirtualFile jarRoot = JarFileSystem.getInstance().getRootByLocal(jarFile);
      if (jarRoot != null) {
        return Collections.singletonList(jarRoot);
      }
    }
    return ContainerUtil.emptyList();
  }
public static List<VirtualFile> additionalScopeFiles()