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

one use

	github.com/gotd/td/tg (current package)
		tl_messages_available_reactions_slices_gen.go#L57: func (s MessagesAvailableReactionsClassArray) Retain(keep func(x MessagesAvailableReactionsClass) bool) MessagesAvailableReactionsClassArray {