Function generateMonths

core/src/components/datetime/utils/data.ts:328–345

(refParts: DatetimeParts, forcedDate?: DatetimeParts)

 * current, and and next months.
 */
export const generateMonths = (refParts: DatetimeParts, forcedDate?: DatetimeParts): DatetimeParts[] => {
  const current = { month: refParts.month, year: refParts.year, day: refParts.day };

  /**
   * If we're forcing a month to appear, and it's different from the current month,
   * ensure it appears by replacing the next or previous month as appropriate.
   */
  if (forcedDate !== undefined && (refParts.month !== forcedDate.month || refParts.year !== forcedDate.year)) {
    const forced = { month: forcedDate.month, year: forcedDate.year, day: forcedDate.day };
    const forcedMonthIsBefore = isBefore(forced, current);

    return forcedMonthIsBefore
      ? [forced, current, getNextMonth(refParts)]
      : [getPreviousMonth(refParts), current, forced];
  }

  return [getPreviousMonth(refParts), current, getNextMonth(refParts)];
};

export const getMonthColumnData = (
  locale: string,