}

type jsonVar interface {
	// appendJSON appends the JSON representation of the receiver to b.
	appendJSON(b []byte) []byte
}

// Int is a 64-bit integer variable that satisfies the [Var] interface.
type Int struct {
	i atomic.Int64
}

func (v *Int) Value() int64 {
	return v.i.Load()
}

func (v *Int) String() string {
	return string(v.appendJSON(nil))
}