railtie.rb in usable-3.6.2

- old
+ new

@@ -1,6 +1,13 @@
 class Usable::Railtie < Rails::Railtie
   config.usable_config = Struct.new(:frozen).new(false)
-  config.after_initialize do |app|
-    Usable.freeze if app.config.usable_config.frozen
+
+  # This was the only way to consistently hook into the end of the Rails eager load process. The +after_initialize+ hook works great, except when
+  # +Rails.application.eager_load!+ is called directly from a third-party gem (e.g. Resque rake task), in which case the order is not guaranteed.
+  # The solution instead is to overload +eager_load!+
+  initializer 'usable' do |app|
+    if app.config.usable_config.frozen
+      require 'usable/eager_load'
+      app.class.prepend Usable::EagerLoad
+    end
   end
 end