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| 2 | 2 | 
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| 3 | 3 | All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines. | 
| 4 | 4 | 
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|  | 5 | +<a name="3.5.0"></a> | 
|  | 6 | +# [3.5.0](https://github.com/mongodb/node-mongodb-native/compare/v3.4.1...v3.5.0) (2020-01-14) | 
|  | 7 | + | 
|  | 8 | + | 
|  | 9 | +### Bug Fixes | 
|  | 10 | + | 
|  | 11 | +* copy `ssl` option to pool connection options ([563ced6](https://github.com/mongodb/node-mongodb-native/commit/563ced6)) | 
|  | 12 | +* destroy connections marked as closed on checkIn / checkOut ([2bd17a6](https://github.com/mongodb/node-mongodb-native/commit/2bd17a6)) | 
|  | 13 | +* ensure sync errors are thrown, and don't callback twice ([cca5b49](https://github.com/mongodb/node-mongodb-native/commit/cca5b49)) | 
|  | 14 | +* ignore connection errors during pool destruction ([b8805dc](https://github.com/mongodb/node-mongodb-native/commit/b8805dc)) | 
|  | 15 | +* not all message payloads are arrays of Buffer ([e4df5f4](https://github.com/mongodb/node-mongodb-native/commit/e4df5f4)) | 
|  | 16 | +* recover on network error during initial connect ([a13dc68](https://github.com/mongodb/node-mongodb-native/commit/a13dc68)) | 
|  | 17 | +* remove servers with me mismatch in `updateRsFromPrimary` ([95a772e](https://github.com/mongodb/node-mongodb-native/commit/95a772e)) | 
|  | 18 | +* report the correct platform in client metadata ([35d0274](https://github.com/mongodb/node-mongodb-native/commit/35d0274)) | 
|  | 19 | +* reschedule monitoring before emitting heartbeat events ([7fcbeb5](https://github.com/mongodb/node-mongodb-native/commit/7fcbeb5)) | 
|  | 20 | +* socket timeout for handshake should be `connectTimeoutMS` ([c83af9a](https://github.com/mongodb/node-mongodb-native/commit/c83af9a)) | 
|  | 21 | +* timed out streams should be destroyed on `timeout` event ([5319ff9](https://github.com/mongodb/node-mongodb-native/commit/5319ff9)) | 
|  | 22 | +* use remote address for stream identifier ([f13c20b](https://github.com/mongodb/node-mongodb-native/commit/f13c20b)) | 
|  | 23 | +* used weighted RTT calculation for server selection ([d446be5](https://github.com/mongodb/node-mongodb-native/commit/d446be5)) | 
|  | 24 | +* **execute-operation:** don't swallow synchronous errors ([0a2d4e9](https://github.com/mongodb/node-mongodb-native/commit/0a2d4e9)) | 
|  | 25 | +* **gridfs:** make a copy of chunk before writing to server ([b4ec5b8](https://github.com/mongodb/node-mongodb-native/commit/b4ec5b8)) | 
|  | 26 | + | 
|  | 27 | + | 
|  | 28 | +### Features | 
|  | 29 | + | 
|  | 30 | +* add a `withConnection` helper to the connection pool ([d59dced](https://github.com/mongodb/node-mongodb-native/commit/d59dced)) | 
|  | 31 | +* include `connectionId` for APM with new CMAP connection pool ([9bd360c](https://github.com/mongodb/node-mongodb-native/commit/9bd360c)) | 
|  | 32 | +* integrate CMAP connection pool into unified topology ([9dd3939](https://github.com/mongodb/node-mongodb-native/commit/9dd3939)) | 
|  | 33 | +* introduce `MongoServerSelectionError` ([0cf7ec9](https://github.com/mongodb/node-mongodb-native/commit/0cf7ec9)) | 
|  | 34 | +* introduce a class for tracking stream specific attributes ([f6bf82c](https://github.com/mongodb/node-mongodb-native/commit/f6bf82c)) | 
|  | 35 | +* introduce a new `Monitor` type for server monitoring ([2bfe2a1](https://github.com/mongodb/node-mongodb-native/commit/2bfe2a1)) | 
|  | 36 | +* relay all CMAP events to MongoClient ([1aea4de](https://github.com/mongodb/node-mongodb-native/commit/1aea4de)) | 
|  | 37 | +* support socket timeouts on a per-connection level ([93e8ad0](https://github.com/mongodb/node-mongodb-native/commit/93e8ad0)) | 
|  | 38 | + | 
|  | 39 | + | 
|  | 40 | + | 
| 5 | 41 | <a name="3.4.1"></a> | 
| 6 | 42 | ## [3.4.1](https://github.com/mongodb/node-mongodb-native/compare/v3.4.0...v3.4.1) (2019-12-19) | 
| 7 | 43 | 
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