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https://github.com/kovidgoyal/kitty.git
synced 2024-09-11 14:45:31 +03:00
Code to show help
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parent
9419fbc77c
commit
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@ -89,6 +89,10 @@ func (self *Option) FormatOption(output io.Writer, formatter *markup.Context, sc
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}
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func (self *Command) ShowHelp() {
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self.ShowHelpWithCommandString(strings.TrimSpace(self.CommandStringForUsage()))
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}
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func (self *Command) ShowHelpWithCommandString(cs string) {
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formatter := markup.New(tty.IsTerminal(os.Stdout.Fd()))
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screen_width := 80
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if formatter.EscapeCodesAllowed() {
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@ -106,8 +110,7 @@ func (self *Command) ShowHelp() {
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}
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var output strings.Builder
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fmt.Fprintln(&output, formatter.Title("Usage")+":", formatter.Exe(strings.TrimSpace(self.CommandStringForUsage())),
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strings.TrimSpace(formatter.Prettify(self.Usage)))
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fmt.Fprintln(&output, formatter.Title("Usage")+":", formatter.Exe(cs), strings.TrimSpace(formatter.Prettify(self.Usage)))
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fmt.Fprintln(&output)
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if self.HelpText != "" {
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format_with_indent(&output, formatter.Prettify(prepare_help_text_for_display(self.HelpText)), "", screen_width)
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@ -95,6 +95,21 @@ func shell_loop(rl *readline.Readline, kill_if_signaled bool) (int, error) {
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return 0, nil
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}
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func print_basic_help() {
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fmt.Println("Control kitty by sending it commands.")
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fmt.Println()
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fmt.Println(formatter.Title("Commands") + ":")
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r := EntryPoint(cli.NewRootCommand())
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for _, g := range r.SubCommandGroups {
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for _, sc := range g.SubCommands {
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fmt.Println(" ", formatter.Green(sc.Name))
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fmt.Println(" ", sc.ShortDescription)
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}
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}
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fmt.Println(" ", formatter.Green("exit"))
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fmt.Println(" ", "Exit this shell")
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}
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func exec_command(cmdline string) bool {
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parsed_cmdline, err := shlex.Split(cmdline)
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if err != nil {
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@ -107,6 +122,26 @@ func exec_command(cmdline string) bool {
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switch parsed_cmdline[0] {
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case "exit":
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return false
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case "help":
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if len(parsed_cmdline) == 1 {
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print_basic_help()
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return true
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}
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switch parsed_cmdline[1] {
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case "exit":
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fmt.Println("Exit this shell")
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case "help":
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fmt.Println("Show help")
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default:
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r := EntryPoint(cli.NewRootCommand())
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sc := r.FindSubCommand(parsed_cmdline[1])
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if sc == nil {
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fmt.Fprintln(os.Stderr, "No command named", formatter.BrightRed(parsed_cmdline[1]), ". Type help for a list of commands")
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} else {
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sc.ShowHelpWithCommandString(sc.Name)
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}
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}
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return true
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}
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return true
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}
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