methods to create toys arrays and hashes (using modules)

toys.rb

module MonkeyIrb

  def self.included(base)
    # Monkey-patching Array
    class << Array
      def toy(n=10, &block)
        block_given? ? Array.new(n, &block): Array.new(n) { |i| i + 1 }   
      end
    end
    
    # Monkey-patching Hash
    class << Hash
      def toy(n=10)
        Hash[Array.toy(n).zip(Array.toy(n) {|c| (97 + c).chr})]
      end
    end

  end
end

# Loading Monkey-patch module
include MonkeyIrb