Don't blow up when missing whitelist for action

Lee Richmond · Lee Richmond · commit d73e0f89795e · 2016-09-25T14:10:03.000-04:00
diff --git a/lib/jsonapi_swagger_helpers.rb b/lib/jsonapi_swagger_helpers.rb
@@ -104,7 +104,7 @@ def jsonapi_sorting
   def jsonapi_includes(controller, action)
     includes = controller._jsonapi_compliable.sideloads[:whitelist]
 
-    if includes
+    if includes && includes[action]
       directive = includes[action]
       includes  = directive.to_string
 
