%% Feel free to use, reuse and abuse the code in this file. -module(ws_echo). -export([init/2]). -export([websocket_handle/2]). -export([websocket_info/2]). init(Req, _) -> {cowboy_websocket, Req, undefined, #{ compress => true }}. websocket_handle({text, Data}, State) -> {reply, {text, Data}, State}; websocket_handle({binary, Data}, State) -> {reply, {binary, Data}, State}; websocket_handle(_Frame, State) -> {ok, State}. websocket_info(_Info, State) -> {ok, State}.