h2.rb in httpx-0.23.0

- old
+ new

@@ -8,12 +8,12 @@
     #
     # https://gitlab.com/honeyryderchuck/httpx/wikis/Upgrade#h2
     #
     module H2
       class << self
-        def configure(klass)
-          klass.default_options.upgrade_handlers.register "h2", self
+        def extra_options(options)
+          options.merge(upgrade_handlers: options.upgrade_handlers.merge("h2" => self))
         end
 
         def call(connection, _request, _response)
           connection.upgrade_to_h2
         end
@@ -30,10 +30,10 @@
             @inflight -= prev_parser.requests.size
           end
 
           @parser = Connection::HTTP2.new(@write_buffer, @options)
           set_parser_callbacks(@parser)
-          @upgrade_protocol = :h2
+          @upgrade_protocol = "h2"
 
           # what's happening here:
           # a deviation from the state machine is done to perform the actions when a
           # connection is closed, without transitioning, so the connection is kept in the pool.
           # the state is reset to initial, so that the socket reconnect works out of the box,