all: require calling optfn() ? / optfn() or {...} for fn optfn() ? {}

examples/x/websocket/client-server/client.v

@@ -12,22 +12,20 @@ fn main() {
 	println(term.green('client $ws.id ready'))
 	println('Write message and enter to send...')
 	for {
-		line := os.get_line() 
+		line := os.get_line()
 		if line == '' {
 			break
 		}
-		ws.write_str(line)
-	}
-	ws.close(1000, 'normal') or {
-		println(term.red('panicing $err'))
+		ws.write_str(line) ?
 	}
+	ws.close(1000, 'normal') or { println(term.red('panicing $err')) }
 	unsafe {
 		ws.free()
 	}
 }
 
 fn start_client() ?&websocket.Client {
-	mut ws := websocket.new_client('ws://localhost:30000')?
+	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) ? {
@@ -49,12 +47,8 @@ fn start_client() ?&websocket.Client {
 		}
 	})
 
-	ws.connect() or {
-		println(term.red('error on connect: $err'))
-	}
-	
-	go ws.listen() or {
-		println(term.red('error on listen $err'))
-	}
+	ws.connect() or { println(term.red('error on connect: $err')) }
+
+	go ws.listen() or { println(term.red('error on listen $err')) }
 	return ws
 }