github.com/gotd/td/tg.HelpPassportConfigClassArray.Retain (method)

one use

	github.com/gotd/td/tg (current package)
		tl_help_passport_config_slices_gen.go#L57: func (s HelpPassportConfigClassArray) Retain(keep func(x HelpPassportConfigClass) bool) HelpPassportConfigClassArray {