@Override
  public Map<String, TextAttributesKey> getAdditionalHighlightingTagToDescriptorMap() {
    final HashMap<String, TextAttributesKey> map = new HashMap<>();
    map.put("matched_group", RegExpHighlighter.MATCHED_GROUPS);
    return map;
  }
@Override
  public Map<String, TextAttributesKey> getAdditionalHighlightingTagToDescriptorMap()