@NotNull
  private static Map<String, List<ErrorFixExtensionPoint>> getCodeToFixMap() {
    Map<String, List<ErrorFixExtensionPoint>> map = ourCodeToFix;
    if (map == null) {
      ourCodeToFix = map = StreamEx.of(ERROR_FIX_EXTENSION_POINT.getExtensionList()).groupingBy(fix -> fix.errorCode);
    }
    return map;
  }
@NotNull
  private static Map<String, List<ErrorFixExtensionPoint>> getCodeToFixMap()