gcao · January 19, 2013 23:53 · Jan 19, 2013
diff --git a/dci_example.rb b/dci_example.rb
@@ -0,0 +1,32 @@
+require 'forwardable'
+
+Data = Struct.new(:name)
+
+class Role
+  extend Forwardable
+
+  def_delegators :@data, :name=
+
+  def initialize data
+    @data = data
+  end
+
+  def operation
+    self.name = 'name'
+  end
+end
+
+class Context
+  def initialize role
+    @role = role
+  end
+
+  def interaction
+    @role.operation
+  end
+end
+
+data    = Data.new
+role    = Role.new(data)
+context = Context.new(role)
+context.interaction