Method: Set#compare_by_identity

Defined in:
lib/set.rb

#compare_by_identity ⇒ Object

Makes the set compare its elements by their identity and returns self. This method may not be supported by all subclasses of Set.



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# File 'lib/set.rb', line 257

def compare_by_identity
  if @hash.respond_to?(:compare_by_identity)
    @hash.compare_by_identity
    self
  else
    raise NotImplementedError, "#{self.class.name}\##{__method__} is not implemented"
  end
end