lib/ember-cli/build_server.rb in ember-cli-rails-0.0.1 vs lib/ember-cli/build_server.rb in ember-cli-rails-0.0.2

@@ -7,37 +7,56 @@
     end
 
     def start
       symlink_to_assets_root
       add_assets_to_precompile_list
-      @pid = spawn(command)
+      @pid = spawn(command, chdir: app_path, err: :out)
       at_exit{ stop }
     end
 
     def stop
       Process.kill "INT", pid if pid
       @pid = nil
     end
 
+    def exposed_js_assets
+      %W[#{name}/vendor #{name}/#{ember_app_name}]
+    end
+
     private
 
+    delegate :ember_path, to: :configuration
+    delegate :tee_path, to: :configuration
+    delegate :configuration, to: :EmberCLI
+
     def symlink_to_assets_root
       assets_path.join(name).make_symlink dist_path.join("assets")
     end
 
     def add_assets_to_precompile_list
       Rails.configuration.assets.precompile << /(?:\/|\A)#{name}\//
     end
 
     def command
-      <<-CMD.squish
-        cd #{app_path};
-        ember build --watch --output-path #{dist_path}
-      CMD
+      "#{ember_path} build --watch --output-path #{dist_path} #{log_pipe}"
     end
 
+    def log_pipe
+      "| #{tee_path} -a #{log_path}" if tee_path
+    end
+
+    def ember_app_name
+      @ember_app_name ||= options.fetch(:name) do
+        JSON.parse(app_path.join("package.json").read).fetch("name")
+      end
+    end
+
     def app_path
       options.fetch(:path){ Rails.root.join("app", name) }
+    end
+
+    def log_path
+      Rails.root.join("log", "ember-#{name}.#{Rails.env}.log")
     end
 
     def dist_path
       @dist_path ||= EmberCLI.root.join("apps", name).tap(&:mkpath)
     end