gistfile1.rb

module M
  def self.included(base)
    self.instance_methods.each do |method|
      alias_method "#{self.to_s}_#{method}".to_sym, method.to_sym
    end
  end

  def hello
    1
  end
end

module N
  include M

  def hello
    2 + super
  end
end

class C
  include N
end

puts C.new.hello # 3

class C
  def hello
    7 + M.instance_method(:hello).bind(self).call
  end
end

puts C.new.hello # 8

class C
  def hello
    send("M_hello")
  end
end

puts C.new.hello # 1