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-rw-r--r--guides/source/upgrading_ruby_on_rails.md14
1 files changed, 10 insertions, 4 deletions
diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md
index 51c144993c..0b9f59bb46 100644
--- a/guides/source/upgrading_ruby_on_rails.md
+++ b/guides/source/upgrading_ruby_on_rails.md
@@ -1,3 +1,5 @@
+**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.**
+
A Guide for Upgrading Ruby on Rails
===================================
@@ -18,9 +20,10 @@ The best way to be sure that your application still works after upgrading is to
Rails generally stays close to the latest released Ruby version when it's released:
-* Rails 3 and above require Ruby 1.8.7 or higher. Support for all of the previous Ruby versions has been dropped officially. You should upgrade as early as possible.
-* Rails 3.2.x is the last branch to support Ruby 1.8.7.
+* Rails 5 requires Ruby 2.2 or newer.
* Rails 4 prefers Ruby 2.0 and requires 1.9.3 or newer.
+* Rails 3.2.x is the last branch to support Ruby 1.8.7.
+* Rails 3 and above require Ruby 1.8.7 or higher. Support for all of the previous Ruby versions has been dropped officially. You should upgrade as early as possible.
TIP: Ruby 1.8.7 p248 and p249 have marshaling bugs that crash Rails. Ruby Enterprise Edition has these fixed since the release of 1.8.7-2010.02. On the 1.9 front, Ruby 1.9.1 is not usable because it outright segfaults, so if you want to use 1.9.x, jump straight to 1.9.3 for smooth sailing.
@@ -47,6 +50,9 @@ Overwrite /myapp/config/application.rb? (enter "h" for help) [Ynaqdh]
Don't forget to review the difference, to see if there were any unexpected changes.
+Upgrading from Rails 4.2 to Rails 5.0
+-------------------------------------
+
Upgrading from Rails 4.1 to Rails 4.2
-------------------------------------
@@ -766,7 +772,7 @@ file (in `config/application.rb`):
```ruby
# Require the gems listed in Gemfile, including any gems
# you've limited to :test, :development, or :production.
-Bundler.require(:default, Rails.env)
+Bundler.require(*Rails.groups)
```
### vendor/plugins
@@ -1110,7 +1116,7 @@ You can help test performance with these additions to your test environment:
```ruby
# Configure static asset server for tests with Cache-Control for performance
-config.serve_static_assets = true
+config.serve_static_files = true
config.static_cache_control = 'public, max-age=3600'
```