Пример #1
0
func main() {
	if h {
		flag.PrintDefaults()
	} else {
		fmt.Printf("s/#hidden/-string: %s\n", str)
		fmt.Printf("b: %t\n", b)
		fmt.Printf("-bool: %t\n", b2)
		fmt.Printf("s/#hidden/-string(via lookup): %s\n", flag.Lookup("s").Value.String())
		fmt.Printf("ARGS: %v\n", flag.Args())
	}
}
Пример #2
0
func main() {
	// Set terminal emulation based on platform as required.
	stdin, stdout, stderr := term.StdStreams()

	logrus.SetOutput(stderr)

	flag.Merge(flag.CommandLine, clientFlags.FlagSet, commonFlags.FlagSet)

	flag.Usage = func() {
		fmt.Fprint(os.Stdout, "Usage: get3w [OPTIONS] COMMAND [arg...]\n       www [ --help | -v | --version ]\n\n")
		fmt.Fprint(os.Stdout, "A self-sufficient runtime for containers.\n\nOptions:\n")

		flag.CommandLine.SetOutput(os.Stdout)
		flag.PrintDefaults()

		help := "\nCommands:\n"

		for _, cmd := range get3wCommands {
			help += fmt.Sprintf("    %-10.10s%s\n", cmd.Name, cmd.Description)
		}

		help += "\nRun 'get3w COMMAND --help' for more information on a command."
		fmt.Fprintf(os.Stdout, "%s\n", help)
	}

	flag.Parse()

	if *flVersion {
		showVersion()
		return
	}

	if *flHelp {
		// if global flag --help is present, regardless of what other options and commands there are,
		// just print the usage.
		flag.Usage()
		return
	}

	if *flServer {
		server.Run()
		return
	}

	// TODO: remove once `-d` is retired

	clientCli := client.NewGet3WCli(stdin, stdout, stderr, clientFlags)

	c := cli.New(clientCli)
	if err := c.Run(flag.Args()...); err != nil {
		if sterr, ok := err.(cli.StatusError); ok {
			if sterr.Status != "" {
				fmt.Fprintln(os.Stderr, sterr.Status)
				os.Exit(1)
			}
			os.Exit(sterr.StatusCode)
		}
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}
}