From 198257f510d4b19ffc9128bdfecc37d576cb76f3 Mon Sep 17 00:00:00 2001
From: andrew morton <drewish@katherinehouse.com>
Date: Thu, 8 Sep 2016 09:34:47 -0600
Subject: [PATCH] Don't assume sprockets is loaded

Fixes #12
---
 lib/swagger_rails/engine.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/swagger_rails/engine.rb b/lib/swagger_rails/engine.rb
index da55d0a..68d95d1 100644
--- a/lib/swagger_rails/engine.rb
+++ b/lib/swagger_rails/engine.rb
@@ -7,7 +7,9 @@ module SwaggerRails
     initializer 'swagger_rails.initialize' do |app|
       middleware.use SwaggerJson, SwaggerRails.config
 
-      app.config.assets.precompile += [ 'swagger-ui/*' ]
+      if app.config.respond_to?(:assets)
+        app.config.assets.precompile += [ 'swagger-ui/*' ]
+      end
     end
   end
 end