# Jasmine Core 3.3 Release Notes

## Summary

This release includes a new way to configure Jasmine, the ability to provide additional
context with your expectations, and other things

## Changes

* Added expect().withContext() to provide additional information in failure messages
* Implement `withContext` for async expectations too
  - Fixes [#641](https://github.com/jasmine/jasmine/issues/641)

* New asynchronous matcher `toBeRejectedWith`
  - Merges [#1615](https://github.com/jasmine/jasmine/issues/1615) from @codymikol
  - Closes [#1600](https://github.com/jasmine/jasmine/issues/1600)
  - Fixes [#1595](https://github.com/jasmine/jasmine/issues/1595)

* Show a tip for `toBe` failures for how to get deep equality
  - Merges [#1616](https://github.com/jasmine/jasmine/issues/1616) from @tdurtshi
  - Fixes [#1614](https://github.com/jasmine/jasmine/issues/1614)

* `expectAsync` now works with non-native promises
  - Merges [#1613](https://github.com/jasmine/jasmine/issues/1613) from @codymikol
  - Fixes [#1612](https://github.com/jasmine/jasmine/issues/1612)


* Show status marks next to spec description in HTML reporter
  - Merges [#1610](https://github.com/jasmine/jasmine/issues/1610) from @m1010j
  - Fixes [#1596](https://github.com/jasmine/jasmine/issues/1596)

* Show error messages for `Error`s without a name
  - Merges [#1601](https://github.com/jasmine/jasmine/issues/1601) from @nitobuendia
  - Fixes [#1594](https://github.com/jasmine/jasmine/issues/1594)

* Optimized clearTimeout cpu usage
  - Merges [#1599](https://github.com/jasmine/jasmine/issues/1599) from @Havunen

* Introduce a configuration object to `Env` deprecating old single use functions
  - [finishes #159158038](http://www.pivotaltracker.com/story/159158038)

* Specify https for github urls in package.json
  - Merges [#1597](https://github.com/jasmine/jasmine/issues/1597) @limonte

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