method

compare_by_identity

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compare_by_identity() public

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 107
  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

compare_by_identity

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