What's new in Rails 4.1

1. What’s new in Rails 4.1 Lauro Caetano 28/01/2014
2. Major Features
3. Spring
4. ! # bundle exec spec spec/models/book_spec.rb! # 15.30s user 1.63s system 99% cpu 16.976 total! 12 examples, 0 failures ! ! # bin/spring rspec spec/models/book_spec.rb! # 1.01s user 0.10s system 17% cpu 6.453 total! 12 examples, 0 failures
5. config/secrets.yml
6. # config/secrets.yml! development:! secret_key_base: 3b7cd727ee24e8444053437! some_api_key: SOMEKEY! ! ! Rails.application.secrets.some_api_key! # => SOMEKEY!
7. Action Pack Variants
8. class ApplicationController < ActionController::Base! def some_action! respond_to do |format|! format.html do |html|! html.tablet ! html.phone! end! end! end! end! ! # in app/views/projects/show.html+tablet.erb! # in app/views/projects/show.html+phone.erb
9. class ApplicationController < ActionController::Base! def some_action! respond_to do |format|! format.js { render "trash" }! format.html.phone { redirect_to progress_path }! format.html.none { render "trash" }! end! end ! end
10. Action Mailer Previews
11. class NotifierPreview < ActionMailer::Preview! def welcome! Notifier.welcome(User.first)! end ! end! # => http://localhost:3000/rails/mailers! # in /test/mailers/previews/notifier_preview.rb
12. Active Record Enum
13. class Conversation < ActiveRecord::Base! enum status: [:active, :archived]! end! ! conversation.archived!! conversation.active?! # => false! conversation.status! # => "archived"! ! Conversation.archived! # => Relation for all archived Conversations!
14. class Conversation < ActiveRecord::Base! enum status: { active: 0, archived: 1 }! end! ! conversation.archived!! conversation.active?! # => false! conversation.status! # => "archived"! ! Conversation.archived ! # => Relation for all archived Conversations!
15. Message Verifiers
16. signed_token = Rails.application! .message_verifier("remember_me")! .generate(“some data")! ! Rails.application.message_verifier("remember_me")! .verify(signed_token)! # => some data!
17. Removals, Deprecations and notable changes ! https://github.com/rails/rails/blob/master/guides/ source/4_1_release_notes.md