lib/pears/subject.rb in pears-0.2.0 vs lib/pears/subject.rb in pears-0.3.0

@@ -1,19 +1,18 @@
 require 'active_support/core_ext/hash/indifferent_access'
 
 module Pears 
   # A subject is a collection of settings.
   # You could different Pears::Subjects in your application for different parts
-  # of its domain. for instance: application_settings, theming or translations.
+  # of its domain. for instance: application_settings, theming or translaions.
   class Subject
     include Enumerable
     attr_reader :name
 
     def initialize(name, *layers)
       @name = name
       @layers = layers
-      Pears.subjects << self
     end
 
     def [](key)
       project[key]
     end
@@ -26,9 +25,13 @@
       project.has_key? key
     end
 
     def dig(*args)
       project.dig(*args)
+    end
+
+    def purge
+      @layers.each.each(&:purge)
     end
 
     def push_layer(layer)
       @layers << layer
     end