Make the products controller specs green

app/controllers/application_controller.rb

@@ -125,9 +125,9 @@ private
   end
   alias json_notice js_notice
 
-  def show_404(options = {})
+  def show_404(error)
     respond_to do |format|
-      format.html { render 'dashboard/404', options.reverse_merge(layout: true, status: 404)}
+      format.html { render 'dashboard/404', {layout: true, status: 404} }
       format.json { render json: {ok: false}, status: 404 }
     end
   end
@@ -138,7 +138,7 @@ private
     if obj.is_a?(SimplyStored::Couch)
       if obj.errors.present?
         #json_api_errors = obj.errors.details.map{|key, ers| {id: key, status: '422', title: ers.map{|e| e[:error].to_s}.join(', '), source: {parameter: key}}}
-        json_api_errors = obj.errors.map{|error| {id: error.attribute, status: '422', title: error.message}}
+        json_api_errors = obj.errors.map{|error| {id: error.attribute.to_s, status: '422', title: error.message}}
         options.reverse_merge(json: {errors: json_api_errors, ok: false}, status: :unprocessable_entity)
       else
         options.reverse_merge(json: obj)

app/controllers/suppliers/products_controller.rb

@@ -19,7 +19,6 @@ module Suppliers
     # GET /products/1
     # GET /products/1.json
     def show
-
       respond_to do |format|
         format.html # show.html.erb
         format.json { render json: @product }