void _run_in_event_loop(
const lambda::function<Future<T>()>& f,
const Owned<Promise<T>>& promise)
{
// Don't bother running the function if the future has been discarded.
if (promise->future().hasDiscard()) {
promise->discard();
} else {
promise->set(f());
}
}
Future<bool> RegistrarProcess::_apply(Owned<Operation> operation)
{
CHECK_SOME(variable);
operations.push_back(operation);
Future<bool> future = operation->future();
if (!updating) {
update();
}
return future;
}
Future<bool> RegistrarProcess::_apply(Owned<Operation> operation)
{
if (error.isSome()) {
return Failure(error.get());
}
CHECK_SOME(variable);
operations.push_back(operation);
Future<bool> future = operation->future();
if (!updating) {
update();
}
return future;
}