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| // 简易洋葱模型 | |
| // app.use(next => { | |
| // console.log(1) | |
| // next() | |
| // }) | |
| // app.use(next => { | |
| // console.log(2) | |
| // next() | |
| // }) | |
| // app.use(next => { |
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| // 时间切片 generator fn实现 | |
| // 包装器 | |
| function timeSliceWrapper(task){ | |
| if(typeof task !== 'function'){ | |
| throw new Error('请输入生成器函数！') | |
| } | |
| const gen = task() | |
| const sliceSize = 25 | |
| return function next(){ | |
| let start = performance.now() |