lib/streamer/functors/sum.rb in streamer-0.1.1 vs lib/streamer/functors/sum.rb in streamer-0.2.0

@@ -1,16 +1,13 @@
 module Streamer
   module Functors
     # Sum sums the list using the property provided
     class Sum < Functor
       def call
-        sum
-      end
-
-      def sum
-        payload[options.fetch(:list)].inject(0.0) do |total, item|
+        list.inject(0.0) do |total, item|
           total + item[options.fetch(:property)]
         end
       end
+
     end
   end
 end