code: func (s *InstanceState) Set(from *InstanceState) {
  	s.Lock()
  	defer s.Unlock()
  
  	from.Lock()
  	defer from.Unlock()
  
  	s.ID = from.ID
  	s.Attributes = from.Attributes
  	s.Ephemeral = from.Ephemeral
  	s.Meta = from.Meta
  	s.Tainted = from.Tainted
  }
docs: // Copy all the Fields from another InstanceState