view_marker
> if [[ -n “$long_usage” ]]; then
render(:usage_options).indent 2 if flags.any? || fixed_flags?
render(:usage_args).indent 2 if args.any? or catch_all.help
render(:usage_environment_variables).indent 2 if environment_variables.any?
render(:usage_examples).indent 2 if examples
render(:footer).indent 2 if footer
> > fi