/// <summary> /// See <see cref="GetMinYearOfEra(NodaTime.Calendars.Era)" /> - but this uses a pre-validated index. /// This default implementation returns 1, but can be overridden by derived classes. /// </summary> internal int GetMinYearOfEra(int eraIndex) { return(yearMonthDayCalculator.GetMinYearOfEra(eraIndex)); }