(client, pendingItem, idleListener, isNew)
| 333 | |
| 334 | // acquire a client for a pending work item |
| 335 | _acquireClient(client, pendingItem, idleListener, isNew) { |
| 336 | if (isNew) { |
| 337 | this.emit('connect', client) |
| 338 | } |
| 339 | |
| 340 | this.emit('acquire', client) |
| 341 | |
| 342 | client.release = this._releaseOnce(client, idleListener) |
| 343 | |
| 344 | client.removeListener('error', idleListener) |
| 345 | |
| 346 | if (!pendingItem.timedOut) { |
| 347 | if (isNew && this.options.verify) { |
| 348 | this.options.verify(client, (err) => { |
| 349 | if (err) { |
| 350 | client.release(err) |
| 351 | return pendingItem.callback(err, undefined, NOOP) |
| 352 | } |
| 353 | |
| 354 | pendingItem.callback(undefined, client, client.release) |
| 355 | }) |
| 356 | } else { |
| 357 | pendingItem.callback(undefined, client, client.release) |
| 358 | } |
| 359 | } else { |
| 360 | if (isNew && this.options.verify) { |
| 361 | this.options.verify(client, client.release) |
| 362 | } else { |
| 363 | client.release() |
| 364 | } |
| 365 | } |
| 366 | } |
| 367 | |
| 368 | // returns a function that wraps _release and throws if called more than once |
| 369 | _releaseOnce(client, idleListener) { |
no test coverage detected