example: change (Ctrl+C), (Ctrl+D) to shell-like

example/main.go

@@ -49,6 +49,8 @@ func main() {
 		Prompt:          "\033[31m»\033[0m ",
 		HistoryFile:     "/tmp/readline.tmp",
 		AutoComplete:    completer,
+		InterruptPrompt: "\nInterrupt",
+		EOFPrompt:       "exit",
 	})
 	if err != nil {
 		panic(err)
@@ -58,7 +60,7 @@ func main() {
 	log.SetOutput(l.Stderr())
 	for {
 		line, err := l.Readline()
-		if err != nil {
+		if err == io.EOF {
 			break
 		}
 		line = strings.TrimSpace(line)