verifying how Ruby inheritance works

super.rb

# 2.0.0dev :175 > @three = Three.new
# => #<Three:0x007fad66054540> 
# 2.0.0dev :176 > @three.my_method
# im in class three
# im in the module
# im in class two
# im in class one
# @three.my_method_2
# <Three:0x108ca55e0>

module MyMod
  def my_method
    puts "im in the module"
    super
  end
end


class One
  def my_method
    puts "im in class one"
  end
  
  def my_method_2
    puts self
  end
end
 
class Two < One
  def my_method
    puts "im in class two"
    super
  end
end
 
class Three < Two
  include MyMod

  def my_method
    puts "im in class three"
    super
  end
end