Class: Math::Greeks::Calculator::NilMath

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

Instance Method Summary collapse

Constructor Details

#initialize(value) ⇒ NilMath

Returns a new instance of NilMath.



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# File 'lib/greeks.rb', line 380

def initialize(value)
  @value = value
end

Instance Method Details

#*(input) ⇒ Object 



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# File 'lib/greeks.rb', line 388

def *(input)
  multiply(input)
end

#/(input) ⇒ Object 



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# File 'lib/greeks.rb', line 392

def /(input)
  divide(input)
end

#divide(input) ⇒ Object 



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# File 'lib/greeks.rb', line 409

def divide(input)
  if (@value.nil? || input.nil?)
    @value = nil
  else
    @value /= input
  end
  self
end

#multiply(input) ⇒ Object 



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# File 'lib/greeks.rb', line 396

def multiply(input)
  if (@value.nil? || input.nil?)
    @value = nil
  else
    @value *= input
  end
  self
end

#multiply100 ⇒ Object 



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# File 'lib/greeks.rb', line 405

def multiply100()
  multiply(100.0)
end

#to_f ⇒ Object 



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# File 'lib/greeks.rb', line 384

def to_f
  @value
end