func()

in pkg/resource/builder.go [1029:1084]

• 51 lines of code
• 10 McCabe index (conditional complexity)

func (b *Builder) visitByName() *Result {
	result := &Result{
		singleItemImplied:  len(b.names) == 1,
		targetsSingleItems: true,
	}

	if len(b.paths) != 0 {
		return result.withError(fmt.Errorf("when paths, URLs, or stdin is provided as input, you may not specify a resource by arguments as well"))
	}
	if len(b.resources) == 0 {
		return result.withError(fmt.Errorf("you must provide a resource and a resource name together"))
	}
	if len(b.resources) > 1 {
		return result.withError(fmt.Errorf("you must specify only one resource"))
	}

	mappings, err := b.resourceMappings()
	if err != nil {
		result.err = err
		return result
	}
	mapping := mappings[0]

	client, err := b.getClient(mapping.GroupVersionKind.GroupVersion())
	if err != nil {
		result.err = err
		return result
	}

	selectorNamespace := b.namespace
	if mapping.Scope.Name() != meta.RESTScopeNameNamespace {
		selectorNamespace = ""
	} else {
		if len(b.namespace) == 0 {
			errMsg := "namespace may not be empty when retrieving a resource by name"
			if b.allNamespace {
				errMsg = "a resource cannot be retrieved by name across all namespaces"
			}
			return result.withError(fmt.Errorf(errMsg))
		}
	}

	visitors := []Visitor{}
	for _, name := range b.names {
		info := &Info{
			Client:    client,
			Mapping:   mapping,
			Namespace: selectorNamespace,
			Name:      name,
		}
		visitors = append(visitors, info)
	}
	result.visitor = VisitorList(visitors)
	result.sources = visitors
	return result
}