Fix Rails 4.1.0 issues correctly

Author: carsomyr

lib/requirejs/rails/config.rb

@@ -9,16 +9,16 @@ module Requirejs::Rails
   class Config < ::ActiveSupport::OrderedOptions
     LOADERS = [ :requirejs, :almond ]
 
-    def initialize
+    def initialize(application)
       super
       self.manifest = nil
 
       self.logical_asset_filter = [/\.js$/,/\.html$/,/\.txt$/]
-      self.tmp_dir = Rails.root + 'tmp'
+      self.tmp_dir = application.root + 'tmp'
       self.bin_dir = Pathname.new(__FILE__+'/../../../../bin').cleanpath
 
       self.source_dir = self.tmp_dir + 'assets'
-      self.target_dir = Rails.root + 'public/assets'
+      self.target_dir = application.root + 'public/assets'
       self.rjs_path   = self.bin_dir+'r.js'
 
       self.loader = :requirejs

lib/requirejs/rails/engine.rb

@@ -6,12 +6,14 @@ module Requirejs
   module Rails
     class Engine < ::Rails::Engine
       ### Configuration setup
+      config.before_configuration do |app|
+        config.requirejs = Requirejs::Rails::Config.new(app)
+        config.requirejs.precompile = [/require\.js$/]
+      end
+
       config.before_initialize do |app|
         config = app.config
 
-        config.requirejs = Requirejs::Rails::Config.new
-        config.requirejs.precompile = [/require\.js$/]
-
         # Process the user config file in #before_initalization (instead of #before_configuration) so that
         # environment-specific configuration can be injected into the user configuration file
         Engine.process_user_config_file(app, config)