/// <summary>
/// Constructs an instance for the given year, month and day in the specified calendar.
/// </summary>
/// <param name="year">The year. This is the "absolute year", so, for
/// the ISO calendar, a value of 0 means 1 BC, for example.</param>
/// <param name="month">The month of year.</param>
/// <param name="day">The day of month.</param>
/// <param name="calendar">Calendar system in which to create the date.</param>
/// <returns>The resulting date.</returns>
/// <exception cref="ArgumentOutOfRangeException">The parameters do not form a valid date.</exception>
public LocalDate(int year, int month, int day, [NotNull] CalendarSystem calendar)
{
Preconditions.CheckNotNull(calendar, nameof(calendar));
calendar.ValidateYearMonthDay(year, month, day);
yearMonthDayCalendar = new YearMonthDayCalendar(year, month, day, calendar.Ordinal);
}
/// <summary>
/// Constructs an instance for the given year, month and day in the specified calendar.
/// </summary>
/// <param name="year">The year. This is the "absolute year", so, for
/// the ISO calendar, a value of 0 means 1 BC, for example.</param>
/// <param name="month">The month of year.</param>
/// <param name="calendar">Calendar system in which to create the year/month.</param>
/// <returns>The resulting year/month.</returns>
/// <exception cref="ArgumentOutOfRangeException">The parameters do not form a valid year/month.</exception>
public YearMonth(int year, int month, CalendarSystem calendar)
{
Preconditions.CheckNotNull(calendar, nameof(calendar));
calendar.ValidateYearMonthDay(year, month, 1);
startOfMonth = new YearMonthDayCalendar(year, month, 1, calendar.Ordinal);
}
