code: func (c Calendar) formatDateTimeComponentMonthNarrow(month int) string {
  	switch month {
  	case 1:
  		return c.FormatNames.Months.Narrow.Jan
  	case 2:
  		return c.FormatNames.Months.Narrow.Feb
  	case 3:
  		return c.FormatNames.Months.Narrow.Mar
  	case 4:
  		return c.FormatNames.Months.Narrow.Apr
  	case 5:
  		return c.FormatNames.Months.Narrow.May
  	case 6:
  		return c.FormatNames.Months.Narrow.Jun
  	case 7:
  		return c.FormatNames.Months.Narrow.Jul
  	case 8:
  		return c.FormatNames.Months.Narrow.Aug
  	case 9:
  		return c.FormatNames.Months.Narrow.Sep
  	case 10:
  		return c.FormatNames.Months.Narrow.Oct
  	case 11:
  		return c.FormatNames.Months.Narrow.Nov
  	case 12:
  		return c.FormatNames.Months.Narrow.Dec
  	}
  
  	return ""
  }
docs: // formatDateTimeComponentMonthNarrow renders a super-short month compontent -
  // not guaranteed to be unique for different months.