public JavaScriptChecks addCustomChecks(
      @Nullable CustomJavaScriptRulesDefinition[] customRulesDefinitions) {
    if (customRulesDefinitions != null) {

      for (CustomJavaScriptRulesDefinition rulesDefinition : customRulesDefinitions) {
        addChecks(
            rulesDefinition.repositoryKey(), Lists.newArrayList(rulesDefinition.checkClasses()));
      }
    }

    return this;
  }