Haml template's `output_buffer` returns a String

1f7a3b5847/lib/haml/helpers/action_view_mods.rb (L18)

lib/kaminari/helpers/paginator.rb

@@ -22,7 +22,7 @@ module Kaminari
 
         @last = nil
         # initialize the output_buffer for Context
-        @output_buffer = template.output_buffer.class.new
+        @output_buffer = template.instance_variable_get(:@output_buffer).class.new
       end
 
       # render given block as a view template