[ITeaConf 2021] Как дела, Руби?

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WHAT'S UP, RUBY? by Vladimir Dementyev

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palkan_tula palkan Почему про Ruby? 2 github.com/palkan evilmartians.com

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palkan_tula palkan Место Ruby в мире веб-разработки 3 jetbrains.com/lp/devecosystem-2021/

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palkan_tula palkan Место Ruby в мире веб-разработки 4 redmonk.com/sogrady/2021/08/05/language-rankings-6-21/

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palkan_tula palkan Под капотом — Ruby 5

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palkan_tula palkan 6 Язык для чтения

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palkan_tula palkan 7 No bothersome semicolons to type mechanically at the end of each line No troublesome type declarations to keep in sync (especially in separate ﬁles) No unnecessary words just to keep the compiler happy No error-prone framework code

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palkan_tula palkan 8 Ruby is designed to make programmers happy It allows you to concentrate on the creative side of programming, with less stress Matz (Yukihiro Matsumoto)

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palkan_tula palkan Родословная 9 rigaux.org/language-study/diagram.html

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palkan_tula palkan Доска почёта 10 2008 RSpec 2005 2007 2011 2006

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palkan_tula palkan Доска почёта 11 2008 RSpec 2005 2007 2011 2006 2005

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palkan_tula palkan Йеси-паси 12

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palkan_tula palkan Атака Rails клонов 13

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palkan_tula palkan Ruby заражает 14

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palkan_tula palkan Так как там Ruby? 15 isrubydead.com

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palkan_tula palkan Ruby 2021 16 def beach(*temperature) case temperature in :celcius | :c, (20 ..45) :favorable in :kelvin | :k, (293 ..318) :scientifically_favorable in :fahrenheit | :f, (68 ..113) :favorable_in_us else :avoid_beach end end

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palkan_tula palkan Ruby 2021 17 RBS (Type Signatures for Ruby)

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palkan_tula palkan Ruby 2021 18 server = Ractor.new do puts "Server sends: ping" Ractor.yield 'ping' received = Ractor.receive puts "Server received: #{received}" end client = Ractor.new(server) do |srv| received = srv.take puts "Client received: #{received}" puts "Client sends: pong" srv.send 'pong' end [client, server].each(&:take) Ractor — Ruby actor

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palkan_tula palkan Ruby — вампир 🤔 19

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palkan_tula palkan Ruby Type Signatures 20 I hate type annotations Аннотации типов — это костыль Если мы добавим типы в язык, то их сложно будет убрать из него в будущем, когда вывод типов будет полностью автоматическим

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palkan_tula palkan TypeProf 21 github.com/ruby/typeprof

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evl.ms/chronicles/climbing-steep-hills-or-adopting-ruby-types

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palkan_tula palkan Пессимисты 23 sorbet.org

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palkan_tula palkan 24

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palkan_tula palkan Ractor 25 Настоящий параллелизм, или прощай GIL brandur.org/nanoglyphs/018-ractors

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palkan_tula palkan Ruby-трёшка 26

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palkan_tula palkan Ractor 27 Не любит делиться — сложно ему будет в нашем мире Ractor.shareable?(1) # => true Ractor.shareable?('foo') # => false Ractor.shareable?('foo'.freeze) # => true

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palkan_tula palkan Ruby-трёшка+ 28

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palkan_tula palkan Fiber 29 Кооперативная многозадачность

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palkan_tula palkan Fiber 30 От полностью ручного управления к автоматическому Ruby 2 Ruby 3

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palkan_tula palkan Fiber Scheduler 31 Интерфейс, не реализация

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palkan_tula palkan Fiber Scheduler 32 Интерфейс, не реализация Without changing existing code 🙀

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palkan_tula palkan Приоритеты 33

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palkan_tula palkan Совместимость 34

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palkan_tula palkan Совместимость 35 В обе стороны 🙃 evilmartians.com/blog/ruby-next-make-all-rubies-quack-alike

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palkan_tula palkan От Ruby к Rails 36

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palkan_tula palkan Just-in-Time 37 rubykaigi.org/2021-takeout/presentations/maximecb.html

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palkan_tula palkan Rails 7 38

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palkan_tula palkan Rails 7 frontend 39

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palkan_tula palkan Кризис веб-разработки 40

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palkan_tula palkan Rails 2021 41 Full-stack возвращается noti.st/palkan/v01SxZ/frontend-bez-frontenda

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palkan_tula palkan Full-stack Rails 42 HTML-over-the-Wire

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palkan_tula palkan NEW MAGIC 43 hotwired.dev

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palkan_tula palkan Hotwire 44 Turbo Drive (ex-Turbolinks) и Frames — SPA «для бедных» Turbo Streams — обновление HTML через WebSockets Stimulus — «живая вода» для HTML

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palkan_tula palkan Stimulus 45

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palkan_tula palkan Hotwire 46 evilmartians.com/blog/hotwire-reactive-rails-with-no-javascript

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palkan_tula palkan Stimulus Reﬂex 47 docs.stimulusreﬂex.com Hotwire для взрослых

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palkan_tula palkan Sockpuppet 48 github.com/jonathan-s/django-sockpuppet

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palkan_tula palkan View Component 49 HTML компоненты на Ruby viewcomponent.org

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palkan_tula palkan View Component 50 # app/components/button/component.rb class Button ::Component < ViewComponent ::Base attr_reader :label, :icon def initialize(label:, icon: nil) @label = label @icon = icon end alias icon? icon end # app/components/button/component.html.erb <% if icon? %> <%= icon %> <% end %> <% == label %>

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palkan_tula palkan Монолит или..? 51

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palkan_tula palkan Модульный монолит 52

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palkan_tula palkan Rails Engines 53

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palkan_tula palkan Shopify 54 shopify.engineering/shopify-monolith

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palkan_tula palkan Hanami 55 Не Рельсами едиными hanamirb.org

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palkan_tula palkan Подготовка к запуску 56 Вы всё ещё используете Capistrano?..

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palkan_tula palkan Kuby 57 getkuby.io

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palkan_tula palkan Kuby 58 Kuby.define("anycable-rails-demo") do environment(:production) do app_creds = read_creds(:production) docker do credentials do username app_creds[:do_token] password app_creds[:do_token] end image_url "registry.digitalocean.com/anycable/anycable-rails-demo" end kubernetes do add_plugin :rails_app do hostname "kuby-demo.anycable.io" end add_plugin :anycable_rpc add_plugin :anycable_go provider :digitalocean do access_token app_creds[:do_token] cluster_id app_creds[:do_cluster_id] end end end end На выходе сотни строк кода для Docker и Kubernetes kuby setup && kuby build && kuby push && kuby deploy