Load view path cache after plugins and gems.

actionpack/lib/action_view/paths.rb

@@ -27,11 +27,10 @@ module ActionView #:nodoc:
       attr_reader :path, :paths
       delegate :to_s, :to_str, :hash, :inspect, :to => :path
 
-      def initialize(path)
+      def initialize(path, load = true)
         raise ArgumentError, "path already is a Path class" if path.is_a?(Path)
-
         @path = path.freeze
-        reload!
+        reload! if load
       end
 
       def ==(path)
@@ -46,6 +45,14 @@ module ActionView #:nodoc:
         @paths[path]
       end
 
+      def loaded?
+        @loaded ? true : false
+      end
+
+      def load
+        reload! unless loaded?
+      end
+
       # Rebuild load path directory cache
       def reload!
         @paths = {}
@@ -59,6 +66,7 @@ module ActionView #:nodoc:
         end
 
         @paths.freeze
+        @loaded = true
       end
 
       private
@@ -71,6 +79,10 @@ module ActionView #:nodoc:
         end
     end
 
+    def load
+      each { |path| path.load }
+    end
+
     def reload!
       each { |path| path.reload! }
     end

railties/lib/initializer.rb

@@ -168,6 +168,9 @@ module Rails
       # Observers are loaded after plugins in case Observers or observed models are modified by plugins.
       load_observers
 
+      # Load view path cache
+      load_view_paths
+
       # load application classes
       load_application_classes
 
@@ -333,6 +336,12 @@ Run `rake gems:install` to install the missing gems.
       end
     end
 
+    def load_view_paths
+      ActionView::PathSet::Path.eager_load_templates! if configuration.cache_classes
+      ActionMailer::Base.template_root.load
+      ActionController::Base.view_paths.load
+    end
+
     # Eager load application classes
     def load_application_classes
       if configuration.cache_classes
@@ -428,9 +437,7 @@ Run `rake gems:install` to install the missing gems.
     # paths have already been set, it is not changed, otherwise it is
     # set to use Configuration#view_path.
     def initialize_framework_views
-      ActionView::PathSet::Path.eager_load_templates! if configuration.cache_classes
-      view_path = ActionView::PathSet::Path.new(configuration.view_path)
-
+      view_path = ActionView::PathSet::Path.new(configuration.view_path, false)
       ActionMailer::Base.template_root ||= view_path if configuration.frameworks.include?(:action_mailer)
       ActionController::Base.view_paths = view_path if configuration.frameworks.include?(:action_controller) && ActionController::Base.view_paths.empty?
     end