module SwedishHolidays

# File lib/swedish_holidays.rb, line 10
def [](date, real: no_arg, include_informal: no_arg)
  informal = Utils.include_informal?(real, include_informal)
  return Holiday.find(Utils.to_date(date), include_informal: informal) unless date.is_a? Range

  range = Utils.to_date_range(date)
  each(start: range.first, include_informal: informal).take_while { |h| range.include? h.date }
end

# File lib/swedish_holidays.rb, line 24
def each(start: nil, real: no_arg, include_informal: no_arg, &block)
  informal = Utils.include_informal?(real, include_informal)
  enumerator = Utils.enumerator(start, informal)
  return enumerator.lazy unless block_given?

  enumerator.each(&block)
end

# File lib/swedish_holidays.rb, line 18
def holiday?(date = nil, real: no_arg, include_informal: no_arg)
  informal = Utils.include_informal?(real, include_informal)
  date = Utils.to_date(date)
  Holiday.holiday?(date, include_informal: informal)
end

# File lib/swedish_holidays.rb, line 34
def no_arg
  Utils::VALUE_NOT_GIVEN
end