When we run timeTravel(checkoutFlow, traceLog), it will actually exercise our checkout workflow, and produce the following output. With that, we’ve successfully executed a production execution trace locally, all without touching any database or external service:
elements in the channel, you’ll see that you didn’t reduce the number
，这一点在旺商聊官方下载中也有详细论述
The chained transform result is particularly striking: pull-through semantics eliminate the intermediate buffering that plagues Web streams pipelines. Instead of each TransformStream eagerly filling its internal buffers, data flows on-demand from consumer to source.。旺商聊官方下载对此有专业解读
let offset = 0;