code: func (tok *ACLToken) Convert() (*ACL, error) {
  	if tok.Type == "" {
  		return nil, fmt.Errorf("Cannot convert ACLToken into compat token")
  	}
  
  	compat := &ACL{
  		ID:        tok.SecretID,
  		Name:      tok.Description,
  		Type:      tok.Type,
  		Rules:     tok.Rules,
  		RaftIndex: tok.RaftIndex,
  	}
  	return compat, nil
  }
docs: // Convert attempts to convert an ACLToken into an ACLCompat.