private void writeDiff(List<? super String> added, List<? super String> removed, boolean negated) {
    Set<String> baseline = new HashSet<>();
    for (CustomizableConsoleFoldingBean regexp : CustomizableConsoleFoldingBean.EP_NAME.getExtensionList()) {
      if (regexp.negate == negated) {
        baseline.add(regexp.substring);
      }
    }

    List<String> current = patternList(negated);
    added.addAll(current);
    added.removeAll(baseline);

    baseline.removeAll(current);
    removed.addAll(baseline);
  }
private void writeDiff(List<? super String> added, List<? super String> removed, boolean negated)