Compare protocols case-insensitively. (#67)

ryu-sato · web-flow · commit 000e68e66329 · 2024-06-20T22:17:14.000+09:00
diff --git a/lib/async/websocket/upgrade_request.rb b/lib/async/websocket/upgrade_request.rb
@@ -76,7 +76,7 @@ def call(connection)
 						raise ProtocolError, "Invalid accept digest, expected #{expected_accept_digest.inspect}, got #{accept_digest.inspect}!"
 					end
 				end
-				verified = accept_digest && Array(response.protocol) == %w(websocket) && response.headers['connection']&.include?('upgrade')
+				verified = accept_digest && Array(response.protocol).map(&:downcase) == %w(websocket) && response.headers['connection']&.include?('upgrade')
 				
 				return Wrapper.new(response, verified: verified)
 			end
