(e3)
| 8269 | return this._ongoingPromise = this._ongoingPromise ? p3(this._ongoingPromise, e3, e3) : e3(), this._ongoingPromise; |
| 8270 | } |
| 8271 | return(e3) { |
| 8272 | const t2 = () => this._returnSteps(e3); |
| 8273 | return this._ongoingPromise ? p3(this._ongoingPromise, t2, t2) : t2(); |
| 8274 | } |
| 8275 | _nextSteps() { |
| 8276 | if (this._isFinished) return Promise.resolve({ value: void 0, done: true }); |
| 8277 | const e3 = this._reader; |