code: func Repeat() {
  OUT:
  	for {
  		// Retrieve user input, with a prompt. Use ReadLn() for no prompt.
  		line := term.Ask("> ")
  
  		// Check if the user wants to quit
  		switch line {
  		case "quit", "end", "exit", "q":
  			break OUT
  		}
  
  		// Repeat what was just said
  		fmt.Println("You said: " + line)
  	}
  }
docs: // Loop and echo the input until "quit" is typed