upgrade.rb in httpx-0.16.0

- old
+ new

@@ -16,17 +16,18 @@
 
         def extra_options(options)
           upgrade_handlers = Module.new do
             extend Registry
           end
+          options.merge(upgrade_handlers: upgrade_handlers)
+        end
+      end
 
-          Class.new(options.class) do
-            def_option(:upgrade_handlers, <<-OUT)
-              raise Error, ":upgrade_handlers must be a registry" unless value.respond_to?(:registry)
+      module OptionsMethods
+        def option_upgrade_handlers(value)
+          raise TypeError, ":upgrade_handlers must be a registry" unless value.respond_to?(:registry)
 
-              value
-            OUT
-          end.new(options).merge(upgrade_handlers: upgrade_handlers)
+          value
         end
       end
 
       module InstanceMethods
         def fetch_response(request, connections, options)