Method extraction refactoring

lib/kookaburra/dependency_accessor.rb

@@ -12,13 +12,20 @@ def dependency_accessor(*names)
     private
 
     def define_dependency_accessor(name)
+      define_attr_reader(name)
+      define_attr_writer(name)
+    end
+
+    def define_attr_reader(name)
       define_method(name) do
         class_name = self.class.name
         class_name.sub!(/^$/, 'an Anonymous Class!!!')
         instance_variable_get("@#{name}") or raise "No %s object was set on %s initialization." \
           % [name, class_name]
       end
+    end
 
+    def define_attr_writer(name)
       define_method("#{name}=") do |value|
         instance_variable_set("@#{name}", value)
       end