private static @Nullable PsiElement getPrevMeaningfulSibling(@NotNull PsiElement element) {
    PsiElement prevSibling = element.getPrevSibling();
    if (prevSibling != null) {
      while (prevSibling instanceof PsiWhiteSpace || prevSibling instanceof PsiComment) {
        prevSibling = prevSibling.getPrevSibling();
      }
    }
    return prevSibling;
  }
private static @Nullable PsiElement getPrevMeaningfulSibling(@NotNull PsiElement element)