Comment on http://www.anthonyeden.com/2011/05/refactoring-to-modules/

gistfile1.rb

class Name
  def initialize(first_name, last_name)
    @first_name, @last_name = first_name, last_name
  end

  def to_s
    "#{first_name} #{last_name}"
  end
end

describe Name do
  subject do
    Name.new("Chris", "McGrath")
  end

  it "returns full name as string" do
    subject.to_s.should eq("Chris McGrath")
  end
end

class Contact < ActiveRecord::Base
  composed_of :name, :mapping => [:first_name, :last_name]
end

describe Contact do
  subject do
    contact = Contact.new
    contact.first_name = "Anthony"
    contact.last_name = "Eden"
    contact
  end

  it "has a name" do
    subject.name.should be_a_kind_of(Name)
  end
end

class Renewable
  def initialize(domain)
    @domain = domain
  end

  def auto?
    @domain.registry_domain.auto_renew?
  rescue e
    logger.error e
    false
  end

  # and the rest
end

# some code somewhere
renewable = Renewable.new(@domain)
if renewable.auto?
  # ...
end