Class: Infinity

Inherits:
Numeric show all
Includes:
Multiton
Defined in:
lib/carat/infinity.rb

Constant Summary

Constants included from Multiton

Multiton::MULTITON_ID_HOOK, Multiton::MULTITON_NEW_HOOK, Multiton::POOLS, Multiton::VERSION

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Multiton

append_features

Constructor Details

#initialize(aleph = 0, direction = 1) ⇒ Infinity

Returns a new instance of Infinity.



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# File 'lib/carat/infinity.rb', line 29

def initialize(aleph=0, direction=1)
  @aleph = aleph
  @direction = direction
end

Instance Attribute Details

#aleph ⇒ Object (readonly)

Returns the value of attribute aleph.



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# File 'lib/carat/infinity.rb', line 27

def aleph
  @aleph
end

#direction ⇒ Object (readonly)

Returns the value of attribute direction.



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# File 'lib/carat/infinity.rb', line 27

def direction
  @direction
end

Class Method Details

.[](a) ⇒ Object 



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# File 'lib/carat/infinity.rb', line 23

def self.[](a)
  self.new(a)
end

Instance Method Details

#-@ ⇒ Object 



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# File 'lib/carat/infinity.rb', line 34

def -@
  self.class.instance(@aleph, @direction * -1)
end

#<=>(x) ⇒ Object 



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# File 'lib/carat/infinity.rb', line 48

def <=>(x)
  return (x.kind_of?(Infinity) ? (@aleph <=> x.aleph) : @direction)
end

#times ⇒ Object 



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# File 'lib/carat/infinity.rb', line 42

def times
  loop do
    yield
  end
end

#to_f ⇒ Object 



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# File 'lib/carat/infinity.rb', line 38

def to_f
  (1.0/0) * @direction
end

#to_s ⇒ Object 



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# File 'lib/carat/infinity.rb', line 52

def to_s
  %Q{#{ '-' if @direction == -1 }Infinity[#{@aleph}]}
end