()
| 43 | } |
| 44 | |
| 45 | [Symbol.asyncIterator](): AsyncIterator<T> { |
| 46 | return { |
| 47 | next: (): Promise<IteratorResult<T>> => { |
| 48 | if (this.values.length > 0) { |
| 49 | return Promise.resolve({ |
| 50 | value: this.values.shift() as T, |
| 51 | done: false, |
| 52 | }) |
| 53 | } |
| 54 | if (this.failed) return Promise.reject(this.error) |
| 55 | if (this.ended) { |
| 56 | return Promise.resolve({ value: undefined, done: true }) |
| 57 | } |
| 58 | return new Promise((resolve, reject) => { |
| 59 | this.waiters.push({ resolve, reject }) |
| 60 | }) |
| 61 | }, |
| 62 | } |
| 63 | } |
| 64 | } |