func main() { f, err := atomicwriter.NewWriter("file.txt") if err != nil { log.Panic(err) } defer f.Close() f.Write([]byte("Hello")) f.Write([]byte("world")) f.Write([]byte("\n")) }
func (kv *kvFile) save() (err error) { f, err := atomicwriter.NewWriter(kv.path) if err != nil { return err } defer func() { err = f.Close() }() w := csv.NewWriter(f) defer w.Flush() kv.kvMem.Lock() defer kv.kvMem.Unlock() for k, v := range kv.kvMem.m { if err := w.Write([]string{k, string(v)}); err != nil { return err } } return nil }