Run configuration blocks in after initialize

Author: josh

lib/sprockets/railtie.rb

@@ -37,10 +37,6 @@ def assets
         env.context_class.assets_prefix = config.assets.prefix
         env.context_class.digest_assets = config.assets.digest
         env.context_class.config        = config.action_controller
-
-        config.assets._blocks.each do |block|
-          block.call env
-        end
       end
 
       @assets
@@ -100,6 +96,11 @@ def configure(&block)
         end
       end
 
+      # Run app.assets.configure blocks
+      app.config.assets._blocks.each do |block|
+        block.call app.assets
+      end
+
       # No more configuration changes at this point.
       # With cache classes on, Sprockets won't check the FS when files
       # change. Preferable in production when the FS only changes on