Class: Fixnum

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

Instance Method Summary collapse

Instance Method Details

#negative? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kim/fixnum.rb', line 11

def negative?
  sign == -1
end

#positive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kim/fixnum.rb', line 7

def positive?
  sign == 1
end

#sign ⇒ Object 



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# File 'lib/kim/fixnum.rb', line 2

def sign 
  return 1 if self == 0
  self / self.abs
end