# encoding: utf-8
module RailsBestPractices
  module Core
    # Fake nil.
    class Nil
      # hash_size is 0.
      def hash_size
        0
      end

      # array_size is 0.
      def array_size
        0
      end

      # return self for to_s.
      def to_s
        self
      end

      # return self.
      def method_missing(method_sym, *arguments, &block)
        self
      end
    end
  end
end