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Fix Websocket subprotocol example

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Loïc Hoguin 2023-12-07 14:17:13 +01:00
parent 4907734a83
commit 32594a5199
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2
doc/src/guide/ws_handlers.asciidoc
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@ -62,7 +62,7 @@ init(Req0, State) ->
undefined -> undefined ->
{cowboy_websocket, Req0, State}; {cowboy_websocket, Req0, State};
Subprotocols -> Subprotocols ->
case lists:keymember(<<"mqtt">>, 1, Subprotocols) of case lists:member(<<"mqtt">>, 1, Subprotocols) of
true -> true ->
Req = cowboy_req:set_resp_header(<<"sec-websocket-protocol">>, Req = cowboy_req:set_resp_header(<<"sec-websocket-protocol">>,
<<"mqtt">>, Req0), <<"mqtt">>, Req0),