Function versionAction

cmd/nerdctl/compose/compose_version.go:45–69

(cmd *cobra.Command, args []string)

}

func versionAction(cmd *cobra.Command, args []string) error {
	short, err := cmd.Flags().GetBool("short")
	if err != nil {
		return err
	}
	if short {
		fmt.Fprintln(cmd.OutOrStdout(), strings.TrimPrefix(version.GetVersion(), "v"))
		return nil
	}

	format, err := cmd.Flags().GetString("format")
	if err != nil {
		return err
	}
	switch format {
	case "pretty":
		fmt.Fprintln(cmd.OutOrStdout(), "nerdctl Compose version "+version.GetVersion())
	case "json":
		fmt.Fprintf(cmd.OutOrStdout(), "{\"version\":\"%v\"}\n", version.Version)
	default:
		return fmt.Errorf("format can be either pretty or json, not %v", format)
	}

	return nil
}