lib/progressrus/store/base.rb in progressrus-0.0.2 vs lib/progressrus/store/base.rb in progressrus-0.0.3

@@ -1,7 +1,8 @@
 class Progressrus
   class Store
     class NotImplementedError < StandardError; end
+    class BackendError < StandardError; end
 
     class Base
       def persist(progress)
         raise NotImplementedError
       end