Prefer #size.

examples/http2/request.rb

@@ -48,7 +48,7 @@ def stream.process_headers(frame)
 	def stream.receive_data(frame)
 		data = super
 
-		$count += data.scan(/kittens/).count
+		$count += data.scan(/kittens/).size
 
 		puts "Got response data: #{data.bytesize}"
 	end

lib/protocol/http2/connection.rb

@@ -379,7 +379,7 @@ def receive_headers(frame)
 						raise ProtocolError, "Invalid stream id: #{stream_id} <= #{@remote_stream_id}!"
 					end
 
-					if self.active_streams.count < self.maximum_concurrent_streams
+					if self.active_streams.size < self.maximum_concurrent_streams
 						stream = accept_stream(stream_id)
 						@remote_stream_id = stream_id
 

lib/protocol/http2/flow_control.rb

@@ -116,7 +116,7 @@ def consume_window(size = self.available_size)
 				if !self.window_updated(size) and children = self.children
 					children = children.values.sort_by(&:weight)
 
-					# This must always be at least >= `children.count`, since stream weight can't be 0.
+					# This must always be at least >= `children.size`, since stream weight can't be 0.
 					total = children.sum(&:weight)
 
 					children.each do |child|

spec/protocol/http2/settings_frame_spec.rb

@@ -36,7 +36,7 @@
 		it "packs settings" do
 			subject.pack settings
 
-			expect(subject.length).to be == 6*settings.count
+			expect(subject.length).to be == 6*settings.size
 		end
 	end