@NotNull
  protected static ConstantNode getExpression(@Nullable String prevValue, @NotNull String newValue) {
    if (StringUtil.isEmptyOrSpaces(prevValue)) {
      return new ConstantNode(newValue).withLookupStrings(newValue);
    }
    return new ConstantNode(newValue).withLookupStrings(newValue, prevValue);
  }
@NotNull
  protected static ConstantNode getExpression(@Nullable String prevValue, @NotNull String newValue)