Upgrade to Ruby 2.2.2

and fix the grammar in the ruby_version_check.rb user message.

actionmailer/actionmailer.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Email composition, delivery, and receiving framework (part of Rails).'
   s.description = 'Email on Rails. Compose, deliver, receive, and test emails using the familiar controller/view pattern. First-class support for multipart email and attachments.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'
 

actionpack/actionpack.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Web-flow and rendering framework putting the VC in MVC (part of Rails).'
   s.description = 'Web apps on Rails. Simple, battle-tested conventions for building and testing MVC web applications. Works with any Rack-compatible server.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'
 

actionview/actionview.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Rendering framework putting the V in MVC (part of Rails).'
   s.description = 'Simple, battle-tested conventions and helpers for building web pages.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license     = 'MIT'
 

activejob/activejob.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Job framework with pluggable queues.'
   s.description = 'Declare job classes that can be run by a variety of queueing backends.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'
 

activemodel/activemodel.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'A toolkit for building modeling frameworks (part of Rails).'
   s.description = 'A toolkit for building modeling frameworks like Active Record. Rich support for attributes, callbacks, validations, serialization, internationalization, and testing.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'
 

activerecord/activerecord.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Object-relational mapper framework (part of Rails).'
   s.description = 'Databases on Rails. Build a persistent domain model by mapping database tables to Ruby classes. Strong conventions for associations, validations, aggregations, migrations, and testing come baked-in.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'
 

activesupport/activesupport.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'A toolkit of support libraries and Ruby core extensions extracted from the Rails framework.'
   s.description = 'A toolkit of support libraries and Ruby core extensions extracted from the Rails framework. Rich support for multibyte strings, internationalization, time zones, and testing.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'
 

guides/source/command_line.md

@@ -402,8 +402,8 @@ INFO: You can also use `rake -T`  to get the list of tasks.
 $ bin/rake about
 About your application's environment
 Rails version             5.0.0
-Ruby version              2.2.1 (x86_64-linux)
-RubyGems version          2.4.5
+Ruby version              2.2.2 (x86_64-linux)
+RubyGems version          2.4.6
 Rack version              1.6
 JavaScript Runtime        Node.js (V8)
 Middleware                Rack::Sendfile, ActionDispatch::Static, Rack::Lock, #<ActiveSupport::Cache::Strategy::LocalCache::Middleware:0x007ffd131a7c88>, Rack::Runtime, Rack::MethodOverride, ActionDispatch::RequestId, Rails::Rack::Logger, ActionDispatch::ShowExceptions, ActionDispatch::DebugExceptions, ActionDispatch::RemoteIp, ActionDispatch::Reloader, ActionDispatch::Callbacks, ActiveRecord::Migration::CheckPending, ActiveRecord::ConnectionAdapters::ConnectionManagement, ActiveRecord::QueryCache, ActionDispatch::Cookies, ActionDispatch::Session::CookieStore, ActionDispatch::Flash, ActionDispatch::ParamsParser, Rack::Head, Rack::ConditionalGet, Rack::ETag

guides/source/upgrading_ruby_on_rails.md

@@ -20,7 +20,7 @@ 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 5 requires Ruby 2.2.1 or newer.
+* Rails 5 requires Ruby 2.2.2 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.

rails.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Full-stack web application framework.'
   s.description = 'Ruby on Rails is a full-stack web framework optimized for programmer happiness and sustainable productivity. It encourages beautiful code by favoring convention over configuration.'
 
-  s.required_ruby_version     = '>= 2.2.1'
+  s.required_ruby_version     = '>= 2.2.2'
   s.required_rubygems_version = '>= 1.8.11'
 
   s.license = 'MIT'

railties/lib/rails/ruby_version_check.rb

@@ -1,13 +1,13 @@
-if RUBY_VERSION < '2.2.1' && RUBY_ENGINE == 'ruby'
+if RUBY_VERSION < '2.2.2' && RUBY_ENGINE == 'ruby'
   desc = defined?(RUBY_DESCRIPTION) ? RUBY_DESCRIPTION : "ruby #{RUBY_VERSION} (#{RUBY_RELEASE_DATE})"
   abort <<-end_message
 
-    Rails 5 requires to run on Ruby 2.2.1 or newer.
+    Rails 5 requires Ruby 2.2.2 or newer.
 
     You're running
       #{desc}
 
-    Please upgrade to Ruby 2.2.1 or newer to continue.
+    Please upgrade to Ruby 2.2.2 or newer to continue.
 
   end_message
 end

railties/railties.gemspec

@@ -7,7 +7,7 @@ Gem::Specification.new do |s|
   s.summary     = 'Tools for creating, working with, and running Rails applications.'
   s.description = 'Rails internals: application bootup, plugins, generators, and rake tasks.'
 
-  s.required_ruby_version = '>= 2.2.1'
+  s.required_ruby_version = '>= 2.2.2'
 
   s.license = 'MIT'