func usageFunc(cmd *cobra.Command) error {
subCommands := getSubCommands(cmd)
tabOut := getTabOutWithWriter(os.Stdout)
commandUsageTemplate.Execute(tabOut, struct {
Cmd *cobra.Command
LocalFlags string
GlobalFlags string
SubCommands []*cobra.Command
Version string
}{
cmd,
rktFlagUsages(cmd.LocalFlags()),
rktFlagUsages(cmd.InheritedFlags()),
subCommands,
version.Version,
})
tabOut.Flush()
return nil
}
func localFlags(cmd *cobra.Command) *flag.FlagSet {
fs := &flag.FlagSet{}
if cmd.HasParent() {
cmd.LocalFlags().VisitAll(func(f *flag.Flag) {
if f.Name != "help" {
fs.AddFlag(f)
}
})
} else {
cmd.LocalFlags().VisitAll(func(f *flag.Flag) {
if cmd.PersistentFlags().Lookup(f.Name) == nil {
fs.AddFlag(f)
}
})
}
return sansAdditionalFlags(fs)
}
func setFromFlag(cmd *cobra.Command, flag string, value *string) {
if flag := cmd.LocalFlags().Lookup(flag); flag.Changed {
*value = flag.Value.String()
}
}