()
| 282 | __proto__: null, |
| 283 | highWaterMark, |
| 284 | read() { |
| 285 | if (backpressure) { |
| 286 | const { resolve } = backpressure; |
| 287 | backpressure = null; |
| 288 | resolve(); |
| 289 | } else if (!pumping && !done) { |
| 290 | pumping = true; |
| 291 | pump(); |
| 292 | } |
| 293 | }, |
| 294 | destroy(err, cb) { |
| 295 | done = true; |
| 296 | // Wake up the pump if it's waiting on backpressure so it |