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Vova on Rails, since 2014
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YEARS AGO
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The grass was greener, the light was brighter
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Bozhidar is challenging Matz and Ruby Core team (RubyConfBY 2017)
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If there is a gun hanging on the wall in the first act, it must fire in the last
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NOW
The idea has been on a shelf fo(u)r years
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I didn't expect anyone to vote for this topic 🙀
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Have I been trying to accomplish the quest for an ideal Rails X all these years 🤔
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Rails X == Rails 🤔
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Rails X == Hanami 😸
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MY RAILS X
Reconsidering the past, designing the future (and some bikeshedding)
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RECONSIDER
rails new --skip-sprockets --skip-actiontext --skip-turbolinks --skip-actionmailbox --skip-wtf
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EXTRACTION CURSE
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A combination of extractions is not a framework, it's a Frankenstein 🧟
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Rails codebase is mostly an extraction (Basecamp
with Shopify & GitHub sprinkles)
Extractions are often too host-specific
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The Extraction Curse
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Non-extractions
Rails API
Zeitwerk
Active Record internals refactoring by @sgrif
Action Cable Testing 🙂
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EXTRACTIONS FEATURES
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OMAKASE CURSE
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Shut up and eat what's on the table!
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Rails is bloating from the features most users
don't need
More code 㱺 more maintenance burden 㱺 less
time for improvements
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Dead weight detected ☠
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SEPARATE ECOSYSTEM
FROM FRAMEWORK
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⚠ Uwaga! PHP is on the next slide!
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The student has surpassed the teacher (
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Tender age in bloom 🌸
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DUAL STACK CURSE
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Two heads are better worse than one
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"The first thing we do is tell them to do a bunch of configuration."-Steve Klabnik
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2021
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rails new --test-with=rspec
and/or
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IMAGINARY FUTURE
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It's time to turn imagination mode on!
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# app/services/purchaser.rb
class Purchaser < ActiveService ::Base
needs :payment_transaction
needs :order_mailer
def purchase!(customer:, card:, order:)
transaction = payment_transaction.new(card,order.amount)
if transaction.success?
order_mailer.receipt_email(customer,order).deliver_later
else
order_mailer.card_failed(customer,order,transaction).deliver_later
end
end
end
# config/initializers/braintree.rb
service :payment_transaction do
Braintree ::Transaction.new(api_key: ENV["BRAINTREE_API_KEY"])
end
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My Rails X
Unbundled & Separated
Environment-friendly
More abstractions, less implementations
(More) Developer happiness
Scalable codebase
For the web and beyond
Modern
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UNBUNDLED
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Pieces of the puzzle must fit
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Unbundled
Upgrade individual parts
Use sub-frameworks independently
Avoid unneeded dependencies
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>= 5.1
-> nokogiri ( >= 1.6)
actionpack (6.1.3.1)
actionview (= 6.1.3.1)
activesupport (= 6.1.3.1)
rack ( ~> 2.0, >= 2.0.9)
rack-test ( >= 0.6.3)
rails-dom-testing ( ~> 2.0)
rails-html-sanitizer ( ~> 1.0, >= 1.2.0)
"actiondispatch"
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ActionPack
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Router
🤯 *
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🤔
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ENVIRONMENT
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Stop polluting the environment
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stop_core_ext_everywhere
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ABSTRACTIONS VS.
IMPLEMENTATIONS
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Replace leaking implementations with non-leaking abstractions
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Rails 3-4: Sprockets
Rails 5: Sprockets + Webpacker
Rails 6: Webpacker + Sprockets
Rails 7: ???
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If you can’t decide, ship with
zero options instead of two!
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Interfaces not implementations for the outside world dependencies
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actiontrix
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DEVELOPER EXPERIENCE
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Supporting tools are becoming more and more important than the language itself.–Matz
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My typical Rails journey starts like this
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DX
Plug-n-play development environment
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Shall we sail, too?
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DX
Plug-n-play development environment
Quick setup for new projects
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open https: //railsnew.io
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Oh, it's aiready a year old!
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DX
Plug-n-play development environment
Quick setup for new projects
Project-specific generators
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Generators
Generator could only be useful if it fits your
project needs
Make a generator a part of the project
Generate the generators!
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DX
Plug-n-play development environment
Quick setup for new projects
Project-specific generators
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DX
Plug-n-play development environment
Quick setup for new projects
Project-specific generators
Deployment-ready
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ActiveHeroku, ActionKubernetes, ActuallyCapistranoIsStillAlive ...
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github.com/lewagon/seatrain
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Under the sea, under the sea, darling, it's better, down where it's wetter
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SCALABLE CODEBASE
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Rails scales, and you?
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The promise of the new bright future
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MAJESTIC MONOLITH
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We all want to build majestic monoliths and citadels ...
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SHIT-ESTIC MONOLITH
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But usually that turns out as ...
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Cutting the application in slices 🔪
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Modular architecture
Engines should become an official way to extract
components
Engines must be supported by all sub-frameworks
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Modular architecture
Engines should become an official way to extract
components
Engines must be supported by all sub-frameworks
Engines should just work!
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github.com/palkan/engems
One can dare to use engines today
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Modular architecture
Cross-component communication out-of-the-box
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Did I show you enough reasons to choose PHP for the next project? 😄
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engines/
core/
app/
events/
core/
users/
registered.rb
chat/
app/
subscribers/
core/
users/
on_registered/
create_chat_account.rb
github.com/palkan/active_event_store
Event store the Rails way
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BEYOND WEB
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Can Rails break out of the Web world?
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Server is a terrible abstraction (Daniel Azuma, RailsConf 2021)
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Beyond Web 🚀
HTTP server should be just one of the possible
entry-points (e.g., gRPC, cables, serverless)
Both request-response and events (streaming)
based communication supported
AbstractController should be really abstract!
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MODERN
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Is it 2021 or what?
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Modern
Ractor-ready
Async-ready
RBS-ready
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github.com/pocke/rbs_rails
Shouldn't Rails itself generate RBS for Rails 🤔
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And a lot more...
Improved instrumentation
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Good company always worth the time
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And a lot more...
Improved instrumentation
Improved testing tools (benchmarks, property-
based, factories along with fixtures)
Improved views
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Views X
Isolated (no instance vars leaking)
Components-first (view_component)
UI kits or alike
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Improved instrumentation
Improved testing tools (benchmarks, property-
based, factories along with fixtures)
Improved views
Improved configuration (anyway_config)
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And a lot more...
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And a lot more...
Improved instrumentation
Improved testing tools (benchmarks, property-
based, factories along with fixtures)
Improved views
Improved configuration (anyway_config)
Improved Rails commands
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Full-features CLI instead of Rake
Fast start time (no application loading)
First-class support for custom commands
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Rails Commands X
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INVARIANTS
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Some things should never change
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SIMPLE STAY SIMPLE
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Blog in 5 minutes without DI, algebraic effects and monads ⏱
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SAFETY FIRST
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Make it hard to shoot yourself in the foot
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AM I A DREAMER?
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discuss.rubyonrails.org
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Your journey starts here!
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We are hiring. We are hiring. I am hiring. I am herring 🐟
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evl.ms/jobs
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THANKS!
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Exclusively for Saint-P Ruby Conf 2021 by Vladimir Dementyev, Evil Martians
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DISCUSSION TIME
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What do YOU want to fix in Rails?
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