The Web streams spec requires promise creation at numerous points, often in hot paths and often invisible to users. Each read() call doesn't just return a promise; internally, the implementation creates additional promises for queue management, pull() coordination, and backpressure signaling.
res[i] = stack.length ? cur - stack[stack.length - 1] : cur;
。91视频对此有专业解读
"Should the proposal progress, we will explore any ways to reduce or avoid redundancies where possible."
The author of the article, the German anthropologist Wulf Schiefenhövel, writes: