Fixes #275. Ignore engine path if it is mounted to root.

CHANGELOG.md

@@ -1,5 +1,9 @@
 ## master
 
+## v2.0.3
+
+* Fixed backward compatibility issue [#275](https://github.com/railsware/js-routes/issues/275)
+
 ## v2.0.2
 
 * Fixed backward compatibility issue [#274](https://github.com/railsware/js-routes/issues/274)

lib/js_routes.rb

@@ -349,7 +349,7 @@ def serialize(spec, parent_spec=nil)
       return spec.tr(':*', '') if spec.is_a?(String)
 
       result = serialize_spec(spec, parent_spec)
-      if parent_spec && result[1].is_a?(String)
+      if parent_spec && result[1].is_a?(String) && parent_spec.type != :SLASH
         result = [
           # We encode node symbols as integer
           # to reduce the routes.js file size

spec/js_routes/rails_routes_compatibility_spec.rb

@@ -135,6 +135,10 @@
     it "should support single route mapping" do
       expect(evaljs("Routes.support_path({page: 3})")).to eq(test_routes.support_path(:page => 3))
     end
+
+    it 'works' do
+      expect(evaljs("Routes.planner_manage_path()")).to eq(planner_routes.manage_path)
+    end
   end
 
   it "shouldn't require the format" do

spec/spec_helper.rb

@@ -58,11 +58,21 @@ def blog_routes
   BlogEngine::Engine.routes.url_helpers
 end
 
+def planner_routes
+  Planner::Engine.routes.url_helpers
+end
+
 ActiveSupport::Inflector.inflections do |inflect|
   inflect.irregular "budgie", "budgies"
 end
 
 
+module Planner
+  class Engine < Rails::Engine
+    isolate_namespace Planner
+  end
+end
+
 module BlogEngine
   class Engine < Rails::Engine
     isolate_namespace BlogEngine

spec/support/routes.rb

@@ -1,11 +1,17 @@
 def draw_routes
+  Planner::Engine.routes.draw do
+    get "/manage" => 'foo#foo', as: :manage
+  end
 
   BlogEngine::Engine.routes.draw do
     root to: "application#index"
-    resources :posts
+    resources :posts, only: [:show, :index]
   end
   App.routes.draw do
 
+    mount Planner::Engine, at: "/", as: :planner
+
+    mount BlogEngine::Engine => "/blog", as: :blog_app
     get 'support(/page/:page)', to: BlogEngine::Engine, as: 'support'
 
     resources :inboxes, only: [:index, :show] do
@@ -43,8 +49,6 @@ def draw_routes
     get 'books/*section/:title' => 'books#show', :as => :book
     get 'books/:title/*section' => 'books#show', :as => :book_title
 
-    mount BlogEngine::Engine => "/blog", :as => :blog_app
-
     get '/no_format' => "foo#foo", :format => false, :as => :no_format
 
     get '/json_only' => "foo#foo", :format => true, :constraints => {:format => /json/}, :as => :json_only