Class: OrderedCompositeSequences

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

Instance Method Summary collapse

Constructor Details

#initialize ⇒ OrderedCompositeSequences

Returns a new instance of OrderedCompositeSequences.



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

def initialize
  @sequences = []
end

Instance Method Details

#add_sequence_for(prime) ⇒ Object 



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# File 'lib/ordered_composite_sequences.rb', line 33

def add_sequence_for(prime)
  (@sequences << CompositeSequence.of_base_prime(prime)).sort!
  nil
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ordered_composite_sequences.rb', line 9

def empty?
  @sequences.empty?
end

#next_composite ⇒ Object 



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# File 'lib/ordered_composite_sequences.rb', line 29

def next_composite
  next_sequence.next
end

#take_next_composite! ⇒ Object 



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# File 'lib/ordered_composite_sequences.rb', line 13

def take_next_composite!
  next_sequence.take_next!.tap do |return_value|

    @sequences.sort!
    @sequences.each do |other_sequence|
      upcoming_value = other_sequence.next
      if upcoming_value == return_value
        other_sequence.take_next!
      end
      break if upcoming_value > return_value
    end

    @sequences.sort!
  end
end