expect object PlatformByteArrayConverter {
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.
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2.2 长程执行（Long-Horizon）：代码重构与文档生成
當局拒絕評論相關電郵，只確認他們於週二（2月24日）前往總理官邸處理一宗「涉嫌安全事件」，並表示「未發現可疑物品」。