Class: StardateInterval

Inherits:
Object
  • Object
show all
Defined in:
lib/stardate_interval.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(start, stop) ⇒ StardateInterval

Returns a new instance of StardateInterval.



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# File 'lib/stardate_interval.rb', line 5

def initialize(start, stop)
  @start = Stardate.new start
  @stop = Stardate.new stop
end

Instance Attribute Details

#start ⇒ Object

Returns the value of attribute start.



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# File 'lib/stardate_interval.rb', line 3

def start
  @start
end

#stop ⇒ Object

Returns the value of attribute stop.



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# File 'lib/stardate_interval.rb', line 3

def stop
  @stop
end

Instance Method Details

#-@ ⇒ Object 



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# File 'lib/stardate_interval.rb', line 10

def -@
  StardateInterval.new @stop, @start
end

#days ⇒ Object 



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

def days
  years / Stardate.day
end

#hours ⇒ Object 



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# File 'lib/stardate_interval.rb', line 34

def hours
  years / Stardate.hour
end

#inspect ⇒ Object 



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# File 'lib/stardate_interval.rb', line 50

def inspect
  [
    '[',
    @start.to_s,
    ' - ',
    @stop.to_s,
    '] (',
      to_human,
      ')'
  ].join
end

#lifespans ⇒ Object 



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

def lifespans
  years / Stardate.lifespan
end

#milliseconds ⇒ Object 



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# File 'lib/stardate_interval.rb', line 46

def milliseconds
  years / Stardate.millisecond
end

#minutes ⇒ Object 



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# File 'lib/stardate_interval.rb', line 38

def minutes
  years / Stardate.minute
end

#months ⇒ Object 



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# File 'lib/stardate_interval.rb', line 22

def months
  years / Stardate.month
end

#seconds ⇒ Object 



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# File 'lib/stardate_interval.rb', line 42

def seconds
  years / Stardate.second
end

#to_human(precision = 3) ⇒ Object 



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# File 'lib/stardate_interval.rb', line 62

def to_human(precision = 3)
  [ :lifespans, :years, :months, :weeks, :days, :hours, :minutes, :seconds, :milliseconds ].each do |scale|
    x = public_send scale
    return "%.#{precision}f %s" % [x, scale] if x.abs >= 1
  end
  return "%.#{precision}e seconds" % seconds
end

#weeks ⇒ Object 



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

def weeks
  years / Stardate.week
end

#years ⇒ Object 



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# File 'lib/stardate_interval.rb', line 18

def years
  @stop.stardate - @start.stardate
end