lib/polyfill/v2_4/enumerable.rb in polyfill-0.6.0 vs lib/polyfill/v2_4/enumerable.rb in polyfill-0.7.0

@@ -1,9 +1,34 @@
-require_relative 'enumerable/instance'
-
 module Polyfill
   module V2_4
     module Enumerable
-      include Instance
+      def chunk(*)
+        return enum_for(:chunk) unless block_given?
+
+        super
+      end
+
+      def sum(init = 0)
+        acc =
+          begin
+            init.dup
+          rescue TypeError
+            init
+          end
+
+        each do |elem|
+          acc += block_given? ? yield(elem) : elem
+        end
+
+        acc
+      end
+
+      def uniq
+        if block_given?
+          to_a.uniq(&::Proc.new)
+        else
+          to_a.uniq
+        end
+      end
     end
   end
 end