@Contract("null -> false")
  public static boolean isIncrementDecrementOperation(@Nullable PsiElement element) {
    if (element instanceof PsiUnaryExpression) {
      IElementType sign = ((PsiUnaryExpression)element).getOperationTokenType();
      return sign == JavaTokenType.PLUSPLUS || sign == JavaTokenType.MINUSMINUS;
    }
    return false;
  }
@Contract("null -> false")
  public static boolean isIncrementDecrementOperation(@Nullable PsiElement element)