https://pub.dev/documentation/socket_io_client_flutter/latest/v3_socket_io_common_src_util_event_emitter/
event_emitter library - Dart API
event_emitter library API docs, for the Dart programming language.
event emitterlibrarydartapi
https://packagist.org/packages/webino/event-emitter
webino/event-emitter - Packagist.org
Event Emitter implementation.
event emitterwebinopackagist