lib/webpack_rails/engine.rb in webpack_rails-0.2.0 vs lib/webpack_rails/engine.rb in webpack_rails-0.3.0

@@ -1,15 +1,21 @@
 require_relative './processor'
 
 module WebpackRails
   class Engine < ::Rails::Engine
-    engine_name "webpack"
+    engine_name 'webpack'
 
-    initializer :setup_webpack_rails, :after => "sprockets.environment", :group => :all do |app|
+    initializer :setup_webpack_rails, after: 'sprockets.environment', group: :all do |app|
       # where [name].bundle.js files should be
       app.assets.append_path Rails.root.join('tmp/webpack/bundles')
-      # process 
+
+      # process
       app.assets.register_preprocessor('application/javascript', WebpackRails::Processor)
+
+      # stop sprockets from ruining inline sourcemaps in dev
+      if Rails.env.development?
+        app.assets.unregister_postprocessor 'application/javascript', Sprockets::SafetyColons
+      end
     end
 
     rake_tasks do
       load 'webpack_rails/webpack.rake'
     end