close method
Implementation
Future close() {
if (_subscription != null) {
_subscription.unsubscribe().then((_) => client.close());
} else
client.close();
return _ctrl.local.sink.close();
}
Future close() {
if (_subscription != null) {
_subscription.unsubscribe().then((_) => client.close());
} else
client.close();
return _ctrl.local.sink.close();
}