func TestApp_RunAsSubcommandParseFlags(t *testing.T) {
var context *cli.Context
a := cli.NewApp()
a.Commands = []cli.Command{
{
Name: "foo",
Action: func(c *cli.Context) {
context = c
},
Flags: []cli.Flag{
cli.StringFlag{
Name: "lang",
Value: "english",
Usage: "language for the greeting",
},
},
Before: func(_ *cli.Context) error { return nil },
},
}
a.Run([]string{"", "foo", "--lang", "spanish", "abcd"})
expect(t, context.Args().Get(0), "abcd")
expect(t, context.String("lang"), "spanish")
}
func buildCmd(c *cli.Context) {
exit := func(err error) {
if err == nil {
os.Exit(0)
} else {
log.Crit("command failed", "err", err)
os.Exit(1)
}
}
opts := &Options{
Version: c.String("version"),
SrcPath: c.String("src"),
TargetPath: c.String("target"),
}
platforms := c.String("platforms")
if platforms == "" {
opts.Platforms = defaultPlatforms
} else {
opts.Platforms = make([]Platform, 0)
for _, pString := range strings.Split(platforms, " ") {
parts := strings.Split(pString, "_")
if len(parts) != 2 {
exit(fmt.Errorf("Invalid platform string: %v", pString))
}
opts.Platforms = append(opts.Platforms, Platform{parts[0], parts[1]})
}
}
exit(Build(opts))
}