package selectdefault

import "fmt"

func SelectDefault() {
	msgs := make(chan string)
	signals := make(chan string)

	select {
	case val := <-msgs:
		fmt.Println("Received", val)
	default:
		fmt.Println("`default` can be used to prevent blocking when there's nothing to receive from a channel")
	}

	select {
	case msgs <- "hello":
		fmt.Println("Sent hello")
	default:
		fmt.Println("`default` can be used to prevent blocking when we send something to an unbuffered channel but there's nobody to receive")
	}

	select {
	case val := <-msgs:
		fmt.Println("Received something from msgs", val)
	case val := <-signals:
		fmt.Println("Received something from signals", val)
	default:
		fmt.Println("`default` can be used to prevent blocking when there's nothing to receive or if its not possible to send across multiple channels")
	}
}