func()

in pkg/cmd/ns.go [212:250]

• 29 lines of code
• 11 McCabe index (conditional complexity)

func (o *NamespaceOptions) Run() error {
	if len(o.userSpecifiedNamespace) > 0 && o.resultingContext != nil {
		return o.setNamespace(o.resultingContext, o.resultingContextName)
	}

	namespaces := map[string]bool{}

	for name, c := range o.rawConfig.Contexts {
		if !o.listNamespaces && name == o.rawConfig.CurrentContext {
			if len(c.Namespace) == 0 {
				return fmt.Errorf("no namespace is set for your current context: %q", name)
			}

			fmt.Fprintf(o.Out, "%s\n", c.Namespace)
			return nil
		}

		// skip if dealing with a namespace we have already seen
		// or if the namespace for the current context is empty
		if len(c.Namespace) == 0 {
			continue
		}
		if namespaces[c.Namespace] {
			continue
		}

		namespaces[c.Namespace] = true
	}

	if !o.listNamespaces {
		return fmt.Errorf("unable to find information for the current namespace in your configuration")
	}

	for n := range namespaces {
		fmt.Fprintf(o.Out, "%s\n", n)
	}

	return nil
}