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
Stack funcional com Elm
Search
Éber Freitas Dias
February 29, 2020
Programming
0
89
Stack funcional com Elm
Éber Freitas Dias
February 29, 2020
Tweet
Share
More Decks by Éber Freitas Dias
See All by Éber Freitas Dias
Contruindo aplicações livres de erros com Elm
eberfreitas
0
57
Como começar a fazer jogos com ferramentas open-source
eberfreitas
0
42
Other Decks in Programming
See All in Programming
CLI ツールを Go ライブラリ として再実装する理由 / Why reimplement a CLI tool as a Go library
ktr_0731
3
1k
React は次の10年を生き残れるか:3つのトレンドから考える
oukayuka
41
16k
PHPUnitの限界をPlaywrightで補完するテストアプローチ
yuzneri
0
390
コーディングは技術者(エンジニア)の嗜みでして / Learning the System Development Mindset from Rock Lady
mackey0225
2
240
マイコンでもRustのtestがしたい その2/KernelVM Tokyo 18
tnishinaga
2
1.5k
AIコーディングエージェント全社導入とセキュリティ対策
hikaruegashira
16
9.5k
Understanding Kotlin Multiplatform
l2hyunwoo
0
250
変化を楽しむエンジニアリング ~ いままでとこれから ~
murajun1978
0
680
あなたとJIT, 今すぐアセンブ ル
sisshiki1969
0
470
Vibe coding コードレビュー
kinopeee
0
420
Constant integer division faster than compiler-generated code
herumi
2
500
kiroでゲームを作ってみた
iriikeita
0
150
Featured
See All Featured
Balancing Empowerment & Direction
lara
1
530
Practical Orchestrator
shlominoach
190
11k
Build The Right Thing And Hit Your Dates
maggiecrowley
37
2.8k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
229
22k
Site-Speed That Sticks
csswizardry
10
760
Stop Working from a Prison Cell
hatefulcrawdad
271
21k
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
126
53k
Making the Leap to Tech Lead
cromwellryan
134
9.5k
Imperfection Machines: The Place of Print at Facebook
scottboms
267
13k
The Success of Rails: Ensuring Growth for the Next 100 Years
eileencodes
46
7.5k
The Cult of Friendly URLs
andyhume
79
6.5k
The Power of CSS Pseudo Elements
geoffreycrofte
77
5.9k
Transcript
Stack funcional com Elm
Olá, eu sou o Éber! Elixir & Elm - Radify
None
None
Agradecimentos
Me interrompam!
JavaScript... é complicado
JavaScript... é complicado • dinâmica e flexível
None
JavaScript... é complicado • dinâmica e flexível • cheia de
*wats*
None
What the… JavaScript? - Kyle Simpsons https://youtu.be/2pL28CcEijU
JavaScript... é complicado • dinâmica e flexível • cheia de
*wats* • ecossistema populado
None
JavaScript... é complicado • dinâmica e flexível • cheia de
*wats* • ecossistema populado • as coisas estão melhorando...
Alternativas
Alternativas • CoffeeScript, PureScript, Dart, Reason, Haxe…
language Hipster
Alternativas • CoffeeScript, PureScript, Dart, Reason, Haxe… • TypeScript
Alternativas • CoffeeScript, PureScript, Dart, Reason, Haxe… • TypeScript •
LiveView
Alternativas • CoffeeScript, PureScript, Dart, Reason, Haxe… • TypeScript •
LiveView • Lumen
None
Uma linguagem agradável… … para webapps confiáveis … sem exceções
em tempo de execução … com mensagens de erro amigáveis
Elm • Evan Czaplicki, 2012 • Puramente funcional • Fortemente
tipada • Haskell, OCaml, F# • Compila para JS • Compilador escrito em Haskell • 0.19.1 (Out/2019)
Linguagem & arquitetura
Linguagem • Funcional
Linguagem • Funcional • Sintaxe
None
None
None
Linguagem • Funcional • Sintaxe • Compiler (runtime exceptions &
error msgs)
None
None
None
None
None
Linguagem • Funcional • Sintaxe • Compiler (runtime exceptions &
error msgs) • Fortemente tipada
Linguagem • Funcional • Sintaxe • Compiler (runtime exceptions &
error msgs) • Fortemente tipada • Alias types
None
Linguagem • Funcional • Sintaxe • Compiler (runtime exceptions &
error msgs) • Fortemente tipada • Alias types • Union types
None
Linguagem • Funcional • Sintaxe • Compiler (runtime exceptions &
error msgs) • Fortemente tipada • Alias types • Union types • Maybe
None
None
[ 1, NaN, NaN ]
None
None
None
Linguagem • Funcional • Sintaxe • Compiler (runtime exceptions &
error msgs) • Fortemente tipada • Alias types • Union types • Maybe • Funcional² (sem efeitos colaterais)
Arquitetura • The Elm Architecture (MVU)
https://elmprogramming.com/model-view-update-part-1.html
Arquitetura • The Elm Architecture (MVU) • Commands & Subscriptions
https://elmprogramming.com/subscriptions.html
Exemplo
None
None
None
None
None
None
Trade-offs
Quem usa? • thoughtbot • Rakuten • NoRedInk • Stone
• Cálculo Jurídico • PivotalTracker • Emirates • Vy • ...
Como aprender? • https://guide.elm-lang.org/ • https://elmprogramming.com/ • https://www.manning.com/books/elm-in-action • https://cuducos.me/2016/10/24/vamos-aprender-elm.html
• https://www.twitch.tv/eberfreitas
Dúvidas? speakerdeck.com/eberfreitas twitter.com/eber_freitas github.com/eberfreitas linkedin.com/in/eberfreitas
[email protected]