func()

in pkg/printers/yaml.go [41:90]

• 43 lines of code
• 12 McCabe index (conditional complexity)

func (p *YAMLPrinter) PrintObj(obj runtime.Object, w io.Writer) error {
	// we use reflect.Indirect here in order to obtain the actual value from a pointer.
	// we need an actual value in order to retrieve the package path for an object.
	// using reflect.Indirect indiscriminately is valid here, as all runtime.Objects are supposed to be pointers.
	if InternalObjectPreventer.IsForbidden(reflect.Indirect(reflect.ValueOf(obj)).Type().PkgPath()) {
		return fmt.Errorf(InternalObjectPrinterErr)
	}

	count := atomic.AddInt64(&p.printCount, 1)
	if count > 1 {
		if _, err := w.Write([]byte("---\n")); err != nil {
			return err
		}
	}

	switch obj := obj.(type) {
	case *metav1.WatchEvent:
		if InternalObjectPreventer.IsForbidden(reflect.Indirect(reflect.ValueOf(obj.Object.Object)).Type().PkgPath()) {
			return fmt.Errorf(InternalObjectPrinterErr)
		}
		data, err := json.Marshal(obj)
		if err != nil {
			return err
		}
		data, err = yaml.JSONToYAML(data)
		if err != nil {
			return err
		}
		_, err = w.Write(data)
		return err
	case *runtime.Unknown:
		data, err := yaml.JSONToYAML(obj.Raw)
		if err != nil {
			return err
		}
		_, err = w.Write(data)
		return err
	}

	if obj.GetObjectKind().GroupVersionKind().Empty() {
		return fmt.Errorf("missing apiVersion or kind; try GetObjectKind().SetGroupVersionKind() if you know the type")
	}

	output, err := yaml.Marshal(obj)
	if err != nil {
		return err
	}
	_, err = fmt.Fprint(w, string(output))
	return err
}