::: cowboy_websocket The `cowboy_websocket` module implements the Websocket protocol. The callbacks for websocket handlers are defined in the manual for the `cowboy_websocket_handler` behaviour. :: Types : close_code() = 1000..4999 Reason for closing the connection. : frame() = close | ping | pong | {text | binary | close | ping | pong, iodata()} | {close, close_code(), iodata()} Frames that can be sent to the client. :: Meta values : websocket_compress Type: true | false Whether a websocket compression extension in in use. : websocket_version Type: 7 | 8 | 13 The version of the Websocket protocol being used. :: Exports None.