rails

The gem for Rails 2.2 is now installed and ready for use on Heroku. To use, change your environment.rb to read:

RAILS_GEM_VERSION = ‘2.2.2’

Then run rake rails:update, and commit the changed files.

Check out the Ruby Inside article for more details on what’s new.

Rails 1.2 is now officially deprecated for Heroku apps. Starting January 3 (that’s tomorrow), new features we are developing will not be available on apps still configured to use Rails 1.2. Then, on January 21, we will automatically upgrade any remaining 1.2 apps.

We know it’s only been a month since Rails 2 came out, so we hope this doesn’t come across as overly harsh. By taking this approach we can spend less time backporting, which means more time for new features. Since Heroku is still in early beta we feel that this is reasonable. Rest assured that when the next…

Rails 2 is now the default for all newly created Heroku apps.

Existing apps will continue to run on 1.2 unless you edit config/environment.rb and change the version number manually. Importing an app will try to guess the Rails version from your environment.rb, but you should double-check after the import to make sure the version is set to what you wanted.

We’ll leave a 1.2 gem available for a while, but we’re going to take advantage of our beta status here and keep the time window on this relatively short – perhaps a month or two. (Don’t worry, by the time the…