Not all streaming workloads involve I/O. When your source is in-memory and your transforms are pure functions, async machinery adds overhead without benefit. You're paying for coordination of "waiting" that adds no benefit.
第四十条 增值税法第二十八条第一款第二项所称完成视同应税交易的当日，是指货物发出、金融商品所有权转移、无形资产转让完成或者不动产转让完成的当日。
，这一点在爱思助手下载最新版本中也有详细论述
A difficulty here, however, is that the TransformStreamDefaultController does not have a ready promise mechanism like Writers do; so the TransformStream implementation would need to implement a polling mechanism to periodically check when controller.desiredSize becomes positive again.
Example: deleting a passkey in Google Password Manager