package mdb import ( "crypto/rand" "encoding/hex" mrand "math/rand" "sync/atomic" ) func randString() string { buf := make([]byte, 1+mrand.Intn(10)) if _, err := rand.Read(buf); err != nil { panic(err) } return hex.EncodeToString(buf) } type atomicBool struct { i int64 } func (a *atomicBool) Get() bool { return atomic.LoadInt64(&a.i) == 1 } func (a *atomicBool) Set(b bool) { if b { atomic.StoreInt64(&a.i, 1) } else { atomic.StoreInt64(&a.i, 0) } }