lib/axiom/aggregate/standard_deviation.rb in axiom-0.1.0 vs lib/axiom/aggregate/standard_deviation.rb in axiom-0.1.1

@@ -26,21 +26,22 @@
 
       # Return the type returned from #call
       #
       # @example
       #   type = Axiom::Aggregate::StandardDeviation.type
+      #   # => Axiom::Types::Float
       #
-      # @return [Class<Attribute::Float>]
+      # @return [Class<Types::Float>]
       #
       # @api public
-      def type
-        Attribute::Float
+      def self.type
+        Types::Float
       end
 
       module Methods
         extend Aliasable
 
-        inheritable_alias(:stddev => :standard_deviation)
+        inheritable_alias(stddev: :standard_deviation)
 
         # Return a standard deviation aggregate function
         #
         # @example
         #   standard_deviation = attribute.standard_deviation