@Override
  public @NotNull PsiJavaModuleStub createStub(@NotNull LighterAST tree, @NotNull LighterASTNode node, @NotNull StubElement<?> parentStub) {
    LighterASTNode ref = LightTreeUtil.requiredChildOfType(tree, node, JavaElementType.MODULE_REFERENCE);
    return new PsiJavaModuleStubImpl(parentStub, JavaSourceUtil.getReferenceText(tree, ref));
  }
@Override
  public @NotNull PsiJavaModuleStub createStub(@NotNull LighterAST tree, @NotNull LighterASTNode node, @NotNull StubElement<?> parentStub)