private TextRange processRange(@NotNull TextRange originalRange) {
    TextRange validRange = ensureRangeIsValid(originalRange);
    ASTNode containingNode = CodeFormatterFacade.findContainingNode(myFile, expandToLine(validRange));
    if (containingNode != null && !validRange.isEmpty()) {
      return narrowToMaxExtensionLines(validRange, getRangeWithSiblings(containingNode));
    }
    return validRange;
  }
private TextRange processRange(@NotNull TextRange originalRange)