Method: When::CalendarNote::Enumerator#initialize

Defined in:
lib/when_exe/calendarnote.rb

#initialize(parent, range, options) ⇒ Enumerator #initialize(parent, first, direction, options) ⇒ Enumerator

オブジェクトの生成

Overloads:

  • #initialize(parent, range, options) ⇒ Enumerator

    Parameters:

    Options Hash (options):

    • :event (String) —

      イベント名

    • :count_limit (Integer) —

      繰り返し回数(デフォルトは指定なし)

  • #initialize(parent, first, direction, options) ⇒ Enumerator

    Parameters:

    Options Hash (options):

    • :event (String) —

      イベント名

    • :count_limit (Integer) —

      繰り返し回数(デフォルトは指定なし)



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# File 'lib/when_exe/calendarnote.rb', line 642

def initialize(*args)
  if args[1].kind_of?(Range)
    parent, range, options = args
    first     = range.first
    last      = range.last
    direction = first < last ? :forward : :reverse
  else
    parent, first, direction, options = args
  end
  direction = options[:direction] if options[:direction]
  @parent = parent
  event   = options.delete(:event)
  case event
  when String ; void, @event, @parameter = event.split(/\A([^\d]+)/)
  else        ;       @event, @parameter = [parent.event, event]
  end
  @delta = @parent.send((@event+'_delta').to_sym, @parameter)
  instance_eval %Q{
    def event_eval(date)
      @parent.#{@event}(date, @parameter)
    end
  }
  date = event_eval(first)
  if direction == :reverse
    @delta = -@delta
    date   = event_eval(first + @delta) if first.to_i < date.to_i
  else
    date   = event_eval(first + @delta) if first.to_i > date.to_i
  end
  range ?

    super(@parent, range.exclude_end? ? date...last : date..last, options) :
    super(@parent, date, direction, options)
end