autocompleteCallback property
final
A function called to provide autocompletion for arguments of this type.
This function should return an iterable of options the user can select from, or null
to
indicate failure. In the event of a failure, the user will see a "options failed to load"
message in their client.
This function should return at most 25 results and should not throw.
Implementation
final FutureOr<Iterable<CommandOptionChoiceBuilder<dynamic>>?> Function(AutocompleteContext)?
autocompleteCallback;