import { AggregateSignal } from "@toebean/signals";
const ac = new AbortController();
const aggregateSignal = new AggregateSignal(ac.signal, someOtherSignal);
// passing an aggregate signal into an awaitable, abortable call:
await doSomeAbortableAction({ signal: aggregateSignal.signal });
// determining which of the original signals was aborted first:
switch (aggregateSignal.abortedSignal) {
  case ac.signal:
    // do stuff
    break;
  // etc...
}

import { AggregateSignal } from "@toebean/signals";
const timeoutSignal = new TimeoutSignal(200); // creates an AbortSignal which will abort in 200ms
// passing a timeout signal into an awaitable, abortable call:
await doSomeAbortableAction({ signal: timeoutSignal.signal });
// If for whatever reason you need to clear the underlying timeout of the TimeoutSignal, you can:
clearTimeout(timeoutSignal.timeout);