@NotNull
  @Override
  public GrReferenceListStub createStub(@NotNull T psi, StubElement<?> parentStub) {
    List<String> refNames = new ArrayList<>();
    for (GrCodeReferenceElement element : psi.getReferenceElementsGroovy()) {
      final String name = GrStubUtils.getReferenceName(element);
      if (StringUtil.isNotEmpty(name)) {
        refNames.add(name);
      }
    }
    return new GrReferenceListStub(parentStub, this, ArrayUtilRt.toStringArray(refNames));

  }
@NotNull
  @Override
  public GrReferenceListStub createStub(@NotNull T psi, StubElement<?> parentStub)