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Fix coding style in websocket_deflate_frame/3

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Ali Sabil 2013-07-02 11:02:32 +02:00
parent 4edef3c45c
commit 373f2e8134
1 changed files with 5 additions and 4 deletions
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9
src/cowboy_websocket.erl
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@ -662,19 +662,20 @@ websocket_opcode(close) -> 8;
websocket_opcode(ping) -> 9;
websocket_opcode(pong) -> 10.
-spec websocket_deflate_frame(opcode(), binary(), #state{}) -> {binary(), <<_:3>>, #state{}}.
-spec websocket_deflate_frame(opcode(), binary(), #state{}) ->
{binary(), <<_:3>>, #state{}}.
websocket_deflate_frame(Opcode, Payload,
State=#state{deflate_frame = DeflateFrame})
when DeflateFrame =:= false orelse Opcode >= 8 ->
{Payload, <<0:3>>, State};
{Payload, << 0:3 >>, State};
websocket_deflate_frame(_, Payload, State=#state{deflate_state = Deflate}) ->
Deflated = iolist_to_binary(zlib:deflate(Deflate, Payload, sync)),
DeflatedBodyLength = erlang:size(Deflated) - 4,
Deflated1 = case Deflated of
<<Body:DeflatedBodyLength/binary, 0:8, 0:8, 255:8, 255:8>> -> Body;
<< Body:DeflatedBodyLength/binary, 0:8, 0:8, 255:8, 255:8 >> -> Body;
_ -> Deflated
end,
{Deflated1, <<1:1, 0:2>>, State}.
{Deflated1, << 1:1, 0:2 >>, State}.
-spec websocket_send(frame(), #state{})
-> {ok, #state{}} | {shutdown, #state{}} | {{error, atom()}, #state{}}.