func (t *Mask) MergeMaskable(other Maskable) {
	*t |= Mask(other.Mask())
}

// SetIf will add other if b is true.
func (t *Mask) SetIf(b bool, other Mask) {
	if b {
		*t |= other
	}
}

// Mask returns the mask as a uint64.
func (t Mask) Mask() uint64 {
	return uint64(t)
}

// Maskable implementations must return their mask as a 64 bit uint.
type Maskable interface {
	Mask() uint64