private static void saveIndentationToCopy(TreeElement original, TreeElement element) {
    if(original == null || element == null || CodeEditUtil.isNodeGenerated(original)) return;
    int indentation = CodeEditUtil.getOldIndentation(original);
    if(indentation < 0) CodeEditUtil.saveWhitespacesInfo(original);
    CodeEditUtil.setOldIndentation(element, CodeEditUtil.getOldIndentation(original));
    if(indentation < 0) CodeEditUtil.setOldIndentation(original, -1);
  }
private static void saveIndentationToCopy(TreeElement original, TreeElement element)