# File lib/chronic/repeaters/repeater_season.rb, line 33
  def is_between?(md_start, md_end)
    return true if (@month == md_start.month and @day >= md_start.day) ||
                   (@month == md_end.month and @day <= md_end.day)

    i = md_start.month + 1
    until i == md_end.month
      return true if @month == i
      i = (i+1) % 12
    end

    return false
  end