Function longPager

pkg/cmd/root/help_reference.go:16–41

longPager provides a pager over a commands Long message. It is currently only used for the reference command

(io *iostreams.IOStreams)

// longPager provides a pager over a commands Long message.
// It is currently only used for the reference command
func longPager(io *iostreams.IOStreams) func(*cobra.Command, []string) {
	return func(cmd *cobra.Command, args []string) {
		wrapWidth := 0
		if io.IsStdoutTTY() {
			io.DetectTerminalTheme()
			wrapWidth = io.TerminalWidth()
		}

		md, err := markdown.Render(cmd.Long,
			markdown.WithTheme(io.TerminalTheme()),
			markdown.WithWrap(wrapWidth))
		if err != nil {
			fmt.Fprintln(io.ErrOut, err)
			return
		}

		if !io.IsStdoutTTY() {
			fmt.Fprint(io.Out, dedent(md))
			return
		}

		_ = io.StartPager()
		defer io.StopPager()
		fmt.Fprint(io.Out, md)
	}
}

func stringifyReference(cmd *cobra.Command) string {
	buf := bytes.NewBufferString("# gh reference\n\n")