(trigger)
| 49 | |
| 50 | return source.subscribe({ |
| 51 | next(trigger) { |
| 52 | if (!handlerSub || handlerSub.closed) { |
| 53 | // clear our queue |
| 54 | nextWork = null; |
| 55 | // start this work |
| 56 | work = makeWork(trigger); |
| 57 | handlerSub = work.subscribe(workObserver); |
| 58 | } else { |
| 59 | // let the existing handlerSub call nextWork, which we'll populate |
| 60 | nextWork = makeWork(trigger); |
| 61 | } |
| 62 | }, |
| 63 | error(e) { |
| 64 | notify.error(e); |
| 65 | }, |