code: func (t *Template) GetAllAWSRoute53ResolverResolverRuleResources() map[string]*resources.AWSRoute53ResolverResolverRule {
  	results := map[string]*resources.AWSRoute53ResolverResolverRule{}
  	for name, untyped := range t.Resources {
  		switch resource := untyped.(type) {
  		case *resources.AWSRoute53ResolverResolverRule:
  			results[name] = resource
  		}
  	}
  	return results
  }
docs: // GetAllAWSRoute53ResolverResolverRuleResources retrieves all AWSRoute53ResolverResolverRule items from an AWS CloudFormation template