Method PrintVersionList

pkg/api/versions.go:271–303

PrintVersionList prints out the list of versions in a specific format

(outputFormat string)

// PrintVersionList prints out the list of versions
// in a specific format
func (instance *Instance) PrintVersionList(outputFormat string) error {
	switch outputFormat {
	case "normal", "wide":
		err := instance.printVersionsTabular()
		if err != nil {
			return err
		}
	case "json":
		versionFile := VersionFile{
			DeprecatedVersions: instance.DeprecatedVersions,
			TargetVersions:     instance.TargetVersions,
		}
		data, err := json.Marshal(versionFile)
		if err != nil {
			return err
		}
		fmt.Println(string(data))
	case "yaml":
		versionFile := VersionFile{
			DeprecatedVersions: instance.DeprecatedVersions,
			TargetVersions:     instance.TargetVersions,
		}
		data, err := yaml.Marshal(versionFile)
		if err != nil {
			return err
		}
		fmt.Println(string(data))
	default:
		fmt.Println("The output format must be one of (normal|wide|json|yaml)")
		return fmt.Errorf("The output format must be one of (normal|wide|json|yaml)")
	}
	return nil
}

func (instance *Instance) printVersionsTabular() error {
	w := new(tabwriter.Writer)