Ruby Method Hierarchy

code_example_3.rb

module Developer
  def name
    puts "Hi. This is Developer"
  end
end

module Analyst
  def name
    puts "Hi. This is Analyst"
  end
end

class Employee
  include Analyst
  prepend Developer

  def name
    puts "Hi. This is Employee"
  end
end


e = Employee.new
e.name

=> 'Hi. This is Developer'

e.class.ancestors
 => [Developer, Employee, Analyst, Object, Kernel, BasicObject]

################################################


module Developer
  def name
    puts "Hi. This is Developer"
    super
  end
end

module Analyst
  def name
    puts "Hi. This is Analyst"
  end
end

class Employee
  include Analyst
  prepend Developer

  def name
    puts "Hi. This is Employee"
    super
  end
end


e = Employee.new
e.name

=> 'Hi. This is Developer'
   'Hi. This is Employee'
   'Hi. This is Analyst'