module main import time import net.websocket fn main() { go start_server() time.sleep(100 * time.millisecond) start_client()! } // start_server starts the websocket server, it receives messages // and send it back to the client that sent it fn start_server() ! { mut s := websocket.new_server(.ip6, 30000, '') // Make that in execution test time give time to execute at least one time s.ping_interval = 100 s.on_connect(fn (mut s websocket.ServerClient) !bool { // Here you can look att the client info and accept or not accept // just returning a true/false if s.resource_name != '/' { return false } return true })! s.on_message(fn (mut ws websocket.Client, msg &websocket.Message) ! { ws.write(msg.payload, msg.opcode) or { panic(err) } }) s.on_close(fn (mut ws websocket.Client, code int, reason string) ! { // println('client ($ws.id) closed connection') }) s.listen() or { println('error on server listen: $err') } unsafe { s.free() } } // start_client starts the websocket client, it writes a message to // the server and prints all the messages received fn start_client() ! { mut ws := websocket.new_client('ws://localhost:30000')! // mut ws := websocket.new_client('wss://echo.websocket.org:443')? // use on_open_ref if you want to send any reference object ws.on_open(fn (mut ws websocket.Client) ! { println('open!') }) // use on_error_ref if you want to send any reference object ws.on_error(fn (mut ws websocket.Client, err string) ! { println('error: $err') }) // use on_close_ref if you want to send any reference object ws.on_close(fn (mut ws websocket.Client, code int, reason string) ! { println('closed') }) // use on_message_ref if you want to send any reference object ws.on_message(fn (mut ws websocket.Client, msg &websocket.Message) ! { if msg.payload.len > 0 { message := msg.payload.bytestr() println('client got type: $msg.opcode payload:\n$message') } }) // you can add any pointer reference to use in callback // t := TestRef{count: 10} // ws.on_message_ref(fn (mut ws websocket.Client, msg &websocket.Message, r &SomeRef) ? { // // println('type: $msg.opcode payload:\n$msg.payload ref: $r') // }, &r) ws.connect() or { println('error on connect: $err') } go write_echo(mut ws) // or { println('error on write_echo $err') } ws.listen() or { println('error on listen $err') } unsafe { ws.free() } } fn write_echo(mut ws websocket.Client) ! { message := 'echo this' for i := 0; i <= 10; i++ { // Server will send pings every 30 seconds ws.write_string(message) or { println('panicing writing $err') } time.sleep(100 * time.millisecond) } ws.close(1000, 'normal') or { println('panicing $err') } }