Web streams has no synchronous path. Even if your source has data ready and your transform is a pure function, you still pay for promise creation and microtask scheduling on every operation. Promises are fantastic for cases in which waiting is actually necessary, but they aren't always necessary. The new API lets you stay in sync-land when that's what you need.
值得一提的是，蜜雪冰城旗舰总部片区位于郑州高铁东站附近，已经成为不少年轻人和游客的「打卡地」；未来这一片区周边还将迎来「商超顶流」胖东来。
。同城约会对此有专业解读
const source = Stream.fromSync([inputBuffer]);
Cuban forces killed four exiles and wounded six others who sailed into its waters onboard a Florida-registered speedboat and opened fire on a Cuban patrol, the country’s government said, at a time of heightened tensions with the US.