if (n <= 1) return;
generate coherent and fluent text, even when completing a given text
,这一点在safew官方版本下载中也有详细论述
人 民 网 版 权 所 有 ,未 经 书 面 授 权 禁 止 使 用
What TransformStreams are supposed to do is check for backpressure on the controller and use promises to communicate that back to the writer: