public static void foldNewLines(EditorEx editor) {
    editor.getColorsScheme().setAttributes(EditorColors.FOLDED_TEXT_ATTRIBUTES, null);
    editor.reinitSettings();
    FoldingModelEx foldingModel = editor.getFoldingModel();
    CharSequence text = editor.getDocument().getCharsSequence();
    foldingModel.runBatchFoldingOperation(() -> {
      foldingModel.clearFoldRegions();
      for (int i = 0; i < text.length(); i++) {
        if (text.charAt(i) == '\n') {
          foldingModel.createFoldRegion(i, i + 1, "\u23ce", null, true);
        }
      }
    });
  }
public static void foldNewLines(EditorEx editor)