remove unused function

main.go

@@ -120,48 +120,6 @@ func RunCustom(args []string) int {
 	return exitCode
 }
 
-// helpFunc is a custom help function. At the moment it is essentially a copy of
-// the cli.BasicHelpFunc that includes flags demonstrating how to use the
-// autocomplete flags.
-func helpFunc(commands map[string]cli.CommandFactory) string {
-	var buf bytes.Buffer
-	buf.WriteString("Usage: nomad [-version] [-help] [-autocomplete-(un)install] <command> [<args>]\n\n")
-	buf.WriteString("Available commands are:\n")
-
-	// Get the list of keys so we can sort them, and also get the maximum
-	// key length so they can be aligned properly.
-	keys := make([]string, 0, len(commands))
-	maxKeyLen := 0
-	for key := range commands {
-		if len(key) > maxKeyLen {
-			maxKeyLen = len(key)
-		}
-
-		keys = append(keys, key)
-	}
-	sort.Strings(keys)
-
-	for _, key := range keys {
-		commandFunc, ok := commands[key]
-		if !ok {
-			// This should never happen since we JUST built the list of
-			// keys.
-			panic("command not found: " + key)
-		}
-
-		command, err := commandFunc()
-		if err != nil {
-			fmt.Fprintf(os.Stderr, "[ERR] cli: Command '%s' failed to load: %s", key, err)
-			continue
-		}
-
-		key = fmt.Sprintf("%s%s", key, strings.Repeat(" ", maxKeyLen-len(key)))
-		buf.WriteString(fmt.Sprintf("    %s    %s\n", key, command.Synopsis()))
-	}
-
-	return buf.String()
-}
-
 func groupedHelpFunc(f cli.HelpFunc) cli.HelpFunc {
 	return func(commands map[string]cli.CommandFactory) string {
 		var b bytes.Buffer