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diff --git a/guides/source/5_2_release_notes.md b/guides/source/5_2_release_notes.md new file mode 100644 index 0000000000..7b5c4b87e3 --- /dev/null +++ b/guides/source/5_2_release_notes.md @@ -0,0 +1,226 @@ +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** + +Ruby on Rails 5.2 Release Notes +=============================== + +Highlights in Rails 5.2: + +* Active Storage +* Redis Cache Store +* HTTP/2 Early hints support +* Credentials +* Default Content Security Policy + +These release notes cover only the major changes. To learn about various bug +fixes and changes, please refer to the change logs or check out the [list of +commits](https://github.com/rails/rails/commits/5-2-stable) in the main Rails +repository on GitHub. + +-------------------------------------------------------------------------------- + +Upgrading to Rails 5.2 +---------------------- + +If you're upgrading an existing application, it's a great idea to have good test +coverage before going in. You should also first upgrade to Rails 5.1 in case you +haven't and make sure your application still runs as expected before attempting +an update to Rails 5.2. + + +Major Features +-------------- + +### Active Storage + +[README](https://github.com/rails/rails/blob/d3893ec38ec61282c2598b01a298124356d6b35a/activestorage/README.md) + +### Redis Cache Store + +[Pull Request](https://github.com/rails/rails/pull/31134) + + +### HTTP/2 Early hints support + +[Pull Request](https://github.com/rails/rails/pull/30744) + + +### Credentials + +[Pull Request](https://github.com/rails/rails/pull/30067) + + +### Default Content Security Policy + +[Pull Request](https://github.com/rails/rails/pull/31162) + +Incompatibilities +----------------- + +ToDo + +Railties +-------- + +Please refer to the [Changelog][railties] for detailed changes. + +### Deprecations + +* Deprecate `capify!` method in generators and templates. + ([Pull Request](https://github.com/rails/rails/pull/29493)) + +* Deprecated passing the environment's name as a regular argument to the + `rails dbconsole` and `rails console` commands. + ([Pull Request](https://github.com/rails/rails/pull/29358)) + +* Deprecated using subclass of `Rails::Application` to start the Rails server. + ([Pull Request](https://github.com/rails/rails/pull/30127)) + +* Deprecated `after_bundle` callback in Rails plugin templates. + ([Pull Request](https://github.com/rails/rails/pull/29446)) + +### Notable changes + +ToDo + +Action Cable +----------- + +Please refer to the [Changelog][action-cable] for detailed changes. + +### Removals + +* Removed deprecated evented redis adapter. + ([Commit](https://github.com/rails/rails/commit/48766e32d31)) + +### Notable changes + +* Added support for `host`, `port`, `db` and `password` options in cable.yml + ([Pull Request](https://github.com/rails/rails/pull/29528)) + +* Added support for compatibility with redis-rb gem for 4.0 version. + ([Pull Request](https://github.com/rails/rails/pull/30748)) + +Action Pack +----------- + +Please refer to the [Changelog][action-pack] for detailed changes. + +### Removals + +* Removed deprecated `ActionController::ParamsParser::ParseError`. + ([Commit](https://github.com/rails/rails/commit/e16c765ac6d)) + +### Deprecations + +* Deprecated `#success?`, `#missing?` and `#error?` aliases of + `ActionDispatch::TestResponse`. + ([Pull Request](https://github.com/rails/rails/pull/30104)) + +### Notable changes + +ToDo + +Action View +------------- + +Please refer to the [Changelog][action-view] for detailed changes. + +### Removals + +* Removed deprecated Erubis ERB handler. + ([Commit](https://github.com/rails/rails/commit/7de7f12fd14)) + +### Deprecations + +* Deprecated `image_alt` helper which used to add default alt text to + the images generated by `image_tag`. + ([Pull Request](https://github.com/rails/rails/pull/30213)) + +### Notable changes + +ToDo + +Action Mailer +------------- + +Please refer to the [Changelog][action-mailer] for detailed changes. + +### Notable changes + +ToDo + +Active Record +------------- + +Please refer to the [Changelog][active-record] for detailed changes. + +ToDo + +### Deprecations + +ToDo + +### Notable changes + +ToDo + +Active Model +------------ + +Please refer to the [Changelog][active-model] for detailed changes. + +### Removals + +ToDo + +### Notable changes + +ToDo + +Active Support +-------------- + +Please refer to the [Changelog][active-support] for detailed changes. + +### Removals + +ToDo + +### Deprecations + +ToDo + +### Notable changes + +ToDo + +Active Job +----------- + +Please refer to the [Changelog][active-job] for detailed changes. + +### Removals + +ToDo + +### Notable changes + +ToDo + +Credits +------- + +See the +[full list of contributors to Rails](http://contributors.rubyonrails.org/) for +the many people who spent many hours making Rails, the stable and robust +framework it is. Kudos to all of them. + +[railties]: https://github.com/rails/rails/blob/5-2-stable/railties/CHANGELOG.md +[action-pack]: https://github.com/rails/rails/blob/5-2-stable/actionpack/CHANGELOG.md +[action-view]: https://github.com/rails/rails/blob/5-2-stable/actionview/CHANGELOG.md +[action-mailer]: https://github.com/rails/rails/blob/5-2-stable/actionmailer/CHANGELOG.md +[action-cable]: https://github.com/rails/rails/blob/5-2-stable/actioncable/CHANGELOG.md +[active-record]: https://github.com/rails/rails/blob/5-2-stable/activerecord/CHANGELOG.md +[active-model]: https://github.com/rails/rails/blob/5-2-stable/activemodel/CHANGELOG.md +[active-support]: https://github.com/rails/rails/blob/5-2-stable/activesupport/CHANGELOG.md +[active-job]: https://github.com/rails/rails/blob/5-2-stable/activejob/CHANGELOG.md |