@NotNull
  @Override
  public MarkdownHeaderStubElement createStub(@NotNull MarkdownHeader psi, StubElement parentStub) {
    return new MarkdownHeaderStubElement(parentStub, this, psi.getName(), psi.getAnchorText());
  }
@NotNull
  @Override
  public MarkdownHeaderStubElement createStub(@NotNull MarkdownHeader psi, StubElement parentStub)