Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Introduction to Cuba
Search
Francesco Rodríguez
September 04, 2014
Programming
1
58
Introduction to Cuba
Introduction to Cuba "The Ruby Microframework"
Francesco Rodríguez
September 04, 2014
Tweet
Share
More Decks by Francesco Rodríguez
See All by Francesco Rodríguez
A Minimalistic Ruby Stack
frodsan
1
58
Web Development with Cuba - Ruby Fun Day 2014
frodsan
0
120
Web Security 101 - Ruby Fun Day 2014
frodsan
0
110
Aprende a Programar
frodsan
0
170
Metaprogramming: From Zero to Hero. (URU meetup)
frodsan
1
130
Introducción a Cuba
frodsan
0
73
Other Decks in Programming
See All in Programming
MLH State of the League: 2026 Season
theycallmeswift
0
210
DockerからECSへ 〜 AWSの海に出る前に知っておきたいこと 〜
ota1022
5
1.9k
Introducing ReActionView: A new ActionView-compatible ERB Engine @ Rails World 2025, Amsterdam
marcoroth
0
430
旅行プランAIエージェント開発の裏側
ippo012
2
820
AIレビュアーをスケールさせるには / Scaling AI Reviewers
technuma
2
240
AI時代のドメイン駆動設計-DDD実践におけるAI活用のあり方 / ddd-in-ai-era
minodriven
25
9.7k
CSC305 Summer Lecture 12
javiergs
PRO
0
130
ECS初心者の仲間 – TUIツール「e1s」の紹介
keidarcy
0
150
Swift Updates - Learn Languages 2025
koher
2
410
速いWebフレームワークを作る
yusukebe
5
1.6k
Claude Codeで実装以外の開発フロー、どこまで自動化できるか?失敗と成功
ndadayo
4
1.9k
Microsoft Orleans, Daprのアクターモデルを使い効率的に開発、デプロイを行うためのSekibanの試行錯誤 / Sekiban: Exploring Efficient Development and Deployment with Microsoft Orleans and Dapr Actor Models
tomohisa
0
230
Featured
See All Featured
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
30
9.6k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
31
2.2k
Visualization
eitanlees
147
16k
Measuring & Analyzing Core Web Vitals
bluesmoon
9
580
Become a Pro
speakerdeck
PRO
29
5.5k
Thoughts on Productivity
jonyablonski
69
4.8k
Side Projects
sachag
455
43k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
29
1.9k
Raft: Consensus for Rubyists
vanstee
140
7.1k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
48
9.7k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
252
21k
Facilitating Awesome Meetings
lara
55
6.5k
Transcript
None
Francesco
[email protected]
Cuba (‛ƅ㱼ƅ)‛ Ruby microframework for web development.
ʕ•ᴥ•ʔ ! • Small. • Focused. • Simple. • Stable.
• Rack. • Fast.
require "cuba"! ! Cuba.define do! on "home" do! res.write("Hello Cuba")!
end! end
Rules
Cuba.define do! on "home" do # PATH == "/home"! !
res.write("Hello Cuba")! end! end
Cuba.define do! on "home" do # PATH == "/home"! !
res.write("Hello Cuba")! end! ! on "about" do # PATH == "/about"! ! res.write("About us”)! end! end
Captures
Cuba.define do! on "hello/:name" do |name|! ! res.write("Hello #{ name
}")! end! end! ! # /hello/frodsan => Hello frodsan
Matchers
Cuba.define do! on /hello\/(^[a-zA-Z]+$)/ do |name|! ! res.write("Hello #{ name
}")! end! end! ! # /hello/frodsan => Hello frodsan! # /hello/123 =>
Cuba.define do! on :name do |name|! ! res.write("Hello #{ name
}")! end! end! ! # /frodsan => Hello frodsan! # /123 => Hello 123
Cuba.define do! # Any expression that! # evaluates to `true`.!
on (*) do! ! res.write("Hello Cuba")! end! end
Cuba.define do! # Any expression that! # evaluates to `true`.!
on true do! ! res.write("Hello Cuba")! end! end
Cuba.define do! on false do! ! res.write("⊙﹏⊙")! end! ! on
true do! ! res.write("the winner")! end! end
Cuba.define do! on authenticated? do! # . . .! end!
! on true do! ! res.status = 401! ! res.write("Not authorized")! end! end
Nested Blocks
Cuba.define do! on "posts" do! # /posts/new! on "new" do!
# . . .! end! ! ! ! # /posts/mypost! on :slug do |slug|! ! # . . .! end! end! end
404 (Else)
Cuba.define do! on "posts" do! on "new" do! ! #
. . .! ! # on true do! on default do! res.status = 404! res.write("Not Found")! end! end! end
Helpers
Cuba.define do! on "posts" do! on get do! # METHOD
== GET! end! ! on post do! on param("post") do |post|! end! end! end! end
Composition
class Users < Cuba define do! on "posts" do! on
"new" do! ! # . . .! end! ! on :slug do |slug|! ! # . . .! end! end! end! end
Cuba.define do! on authenticated? do! run(Users)! end! ! on default
do! ! res.status = 401! ! res.write("Not authorized")! end! end
Stack
ʕ•ᴥ•ʔ ! • hache • mote • mote-render • malone
• ohm • ost • rack-protection • requests • scrivener • shield
! on "signup" do! on post, param("user") do |params|! signup
= Signup.new(params)! ! on signup.valid? do! user = User.create(params)! authenticate(user)! ! res.redirect("/dashboard")! end! ! on default do! end! end! end!
! on "posts" do! on post, param("post") do |params|! end!
! on :id do |id|! post = Post[id]! ! on default do! render("post", post: post)! end! end! ! on default do! render("posts")! end! end!
theguidetocuba.io A Getting Started guide (WIP)
github.com/punchgirls/job_board/ An Open Source application.
cuba.is Cuba’s website.
thx <3