code: func (p *Provision) ValidateInitialization() error {
  	if p.namespaceLister == nil {
  		return fmt.Errorf("missing namespaceLister")
  	}
  	if p.client == nil {
  		return fmt.Errorf("missing client")
  	}
  	return nil
  }
docs: // ValidateInitialization implements the InitializationValidator interface.