// from google/cayley
func persist(term *liner.State, path string) error {
f, err := os.OpenFile(path, os.O_RDWR|os.O_APPEND|os.O_CREATE, 0666)
if err != nil {
return fmt.Errorf("could not open %q to append history: %v", path, err)
}
defer f.Close()
_, err = term.WriteHistory(f)
if err != nil {
return fmt.Errorf("could not write history to %q: %v", path, err)
}
return term.Close()
}
