Function rootHelpFunc

pkg/cmd/root/help.go:66–144

(f *cmdutil.Factory, command *cobra.Command, args []string)

}

func rootHelpFunc(f *cmdutil.Factory, command *cobra.Command, args []string) {
	cs := f.IOStreams.ColorScheme()

	if isRootCmd(command.Parent()) && len(args) >= 2 && args[1] != "--help" && args[1] != "-h" {
		nestedSuggestFunc(f.IOStreams, command, args[1])
		hasFailed = true
		return
	}

	longText := command.Long
	if longText == "" {
		longText = command.Short
	}

	helpEntries := cmdutil.UsageEntries{}
	if longText != "" {
		helpEntries.AddEntry(cmdutil.UsageEntry{Title: "", Body: longText})
	}

	helpEntries.AddBasicUsage(f.IOStreams, command)

	categoryFlagSet := cmdutil.NewCategoryFlagSet(command.LocalFlags())
	if len(categoryFlagSet.Categories) > 0 {
		for _, categoryName := range categoryFlagSet.SortedCategoryNames() {
			groupName := fmt.Sprintf("%s Flags", categoryName)
			helpEntries.AddEntry(
				cmdutil.UsageEntry{
					Title: groupName,
					Body:  cmdutil.Dedent(categoryFlagSet.Categories[categoryName].FlagUsages()),
				},
			)
		}
		if categoryFlagSet.Others.FlagUsages() != "" {
			helpEntries.AddEntry(
				cmdutil.UsageEntry{
					Title: cs.Bold("Other Flags"),
					Body:  cmdutil.Dedent(categoryFlagSet.Others.FlagUsages()),
				},
			)
		}
	} else {
		helpEntries.AddFlags(f.IOStreams, command, cmdutil.Dedent(categoryFlagSet.Others.FlagUsages()))
	}

	printFlagUsages := categoryFlagSet.Print.FlagUsages()
	if printFlagUsages != "" {
		helpEntries.AddEntry(
			cmdutil.UsageEntry{
				Title: cs.Bold("Output Formatting Flags"),
				Body:  cmdutil.Dedent(printFlagUsages),
			},
		)
	}
	inheritedFlagUsages := command.InheritedFlags().FlagUsages()
	if inheritedFlagUsages != "" {
		helpEntries.AddEntry(
			cmdutil.UsageEntry{
				Title: cs.Bold("Inherited Flags"),