func main() {
if runtime.GOOS == "windows" {
red = fmt.Sprint
yellow = fmt.Sprint
green = fmt.Sprint
} else {
red = color.New(color.FgRed).SprintFunc()
yellow = color.New(color.FgYellow).SprintFunc()
green = color.New(color.FgGreen).SprintFunc()
}
flag.Parse()
if *helpFlag || *hFlag {
usage()
} else if *versionFlag {
fmt.Println(Version)
os.Exit(0)
}
if flag.NArg() < 1 {
usage()
}
product := flag.Arg(0)
cmds, ok := commands[product]
if !ok || flag.NArg() < 2 {
pusage(product)
}
cmdName := flag.Arg(1)
cmd, err := cmds.Command(flag.Args()[1:]...)
if err != nil {
if err == flag.ErrHelp && cmd != nil {
cmd.Usage()
}
switch strings.TrimSpace(cmdName) {
case "-h", "help", "--help", "-help":
pusage(product)
default:
fmt.Fprintln(os.Stderr, red(err))
}
os.Exit(1)
}
err = cmd.Config()
if err != nil {
fmt.Fprintln(os.Stderr, red(err))
os.Exit(2)
}
cmd.Run()
}
func main() {
if runtime.GOOS == "windows" {
red = fmt.Sprint
yellow = fmt.Sprint
green = fmt.Sprint
} else {
red = color.New(color.FgRed).SprintFunc()
yellow = color.New(color.FgYellow).SprintFunc()
green = color.New(color.FgGreen).SprintFunc()
}
flag.Parse()
if *helpFlag || *hFlag {
usage()
} else if *versionFlag {
fmt.Fprintln(os.Stderr, Version)
os.Exit(0)
}
if flag.NArg() < 1 {
usage()
}
product := flag.Arg(0)
cmds, ok := commands[product]
if !ok {
pusage(product)
}
if flag.NArg() < 2 {
pusage(product)
}
cmdName := flag.Arg(1)
cmd, ok := cmds[cmdName]
if !ok {
switch strings.TrimSpace(cmdName) {
case "-h", "help", "--help", "-help":
pusage(product)
default:
fmt.Fprintln(os.Stderr, red(cmdName, " not a command, see -h"))
}
os.Exit(1)
}
// each command defines its flags, err is either ErrHelp or bad flag value
if err := cmd.Flags(flag.Args()[2:]...); err != nil {
if err != flag.ErrHelp {
fmt.Println(red(err))
}
os.Exit(2)
}
if err := cmd.Args(); err != nil {
fmt.Fprintln(os.Stderr, red(err))
os.Exit(2)
}
err := cmd.Config()
if err != nil {
fmt.Println(red(err))
os.Exit(2)
}
cmd.Run()
}