websocket: Support clients that do not specify subprotocol #2621
+60
−30
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This makes the API easier to use. This is not performance sensitive code path, thus an additional allocation is acceptable.
According to RFC6455 section 4.1 Sec-WebSocket-Protocol is optional both on client and server side.
p12tic
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According to RFC6455 section 4.1 Sec-WebSocket-Protocol is optional both on client and server side.