Class: TimeDuration::Duration

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/time_duration.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hour: 0, minute: 0, second: 0) ⇒ Duration

Returns a new instance of Duration.



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# File 'lib/time_duration.rb', line 19

def initialize(hour: 0, minute: 0, second: 0)
  hour = hour.to_i
  minute = minute.to_i
  second = second.to_i
  @second = hour * 3600 + minute * 60 + second
end

Instance Attribute Details

#second ⇒ Object

Returns the value of attribute second.



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# File 'lib/time_duration.rb', line 11

def second
  @second
end

Class Method Details

.parse(time_as_string, format: '%H:%M') ⇒ Object

TODO: format指定できるようにする



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# File 'lib/time_duration.rb', line 14

def self.parse(time_as_string, format: '%H:%M')
  hour, minute = time_as_string.split(':').map(&:to_i)
  new(hour: hour, minute: minute)
end

Instance Method Details

#+(time_duration) ⇒ Object 



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# File 'lib/time_duration.rb', line 39

def +(time_duration)
  self.class.new(second: second + time_duration.second)
end

#-(time_duration) ⇒ Object 



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# File 'lib/time_duration.rb', line 43

def -(time_duration)
  self.class.new(second: second - time_duration.second)
end

#<=>(time_duration) ⇒ Object 



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# File 'lib/time_duration.rb', line 47

def <=>(time_duration)
  self.second <=> time_duration.second
end

#hour ⇒ Object 



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# File 'lib/time_duration.rb', line 26

def hour
  minute / 60 + second / 3600
end

#inspect ⇒ Object

override



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# File 'lib/time_duration.rb', line 52

def inspect
  to_s
end

#minute ⇒ Object 



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# File 'lib/time_duration.rb', line 30

def minute
  (second / 60) % 60
end

#to_s ⇒ Object

TODO: format指定できるようにする



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# File 'lib/time_duration.rb', line 35

def to_s
  "%d:%02d" % [hour, minute]
end