Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Lo que la cafeína le hizo a JS

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Sergio Arbeo Sergio Arbeo
November 22, 2014
Programming
1
3k

Lo que la cafeína le hizo a JS

Un paseo por la nueva sintaxis de ECMAScript 6

Avatar for Sergio Arbeo

Sergio Arbeo

November 22, 2014
Tweet

More Decks by Sergio Arbeo

See All by Sergio Arbeo
Testing sin Dogmas
Avatar for Sergio Arbeo serabe
0
240
Decorating JavaScript - source{d} edition
Avatar for Sergio Arbeo serabe
1
150
Componentes: DD
Avatar for Sergio Arbeo serabe
0
380
Introducción a JSONAPI
Avatar for Sergio Arbeo serabe
1
190
Bienvenidos a Ember Madrid
Avatar for Sergio Arbeo serabe
2
220
Lo que la cafeína le hizo a JS
Avatar for Sergio Arbeo serabe
1
230
Taller de Introducción a Ember.JS
Avatar for Sergio Arbeo serabe
1
210
Generadores en JavaScript
Avatar for Sergio Arbeo serabe
1
520
El diablo está en los detalles
Avatar for Sergio Arbeo serabe
0
680

Other Decks in Programming

See All in Programming
AIで開発はどれくらい加速したのか？AIエージェントによるコード生成を、現場の評価と研究開発の評価の両面からdeep diveしてみる
Avatar for どすこい daisuketakeda
1
2.5k
AWS re:Invent 2025参加 直前 Seattle-Tacoma Airport(SEA)におけるハードウェア紛失インシデントLT
Avatar for tetutetu214 tetutetu214
2
120
Smart Handoff/Pickup ガイド - Claude Code セッション管理
Avatar for rasshii yukiigarashi
0
140
そのAIレビュー、レビューしてますか？ / Are you reviewing those AI reviews?
Avatar for r-kagaya rkaga
6
4.6k
16年目のピクシブ百科事典を支える最新の技術基盤 / The Modern Tech Stack Powering Pixiv Encyclopedia in its 16th Year
Avatar for ahu ahuglajbclajep
5
1k
Basic Architectures
Avatar for Denys Poltorak denyspoltorak
0
680
CSC307 Lecture 05
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
0
500
2026年 エンジニアリング自己学習法
Avatar for yumechi(Motoki Hirao) yumechi
0
140
疑似コードによるプロンプト記述、どのくらい正確に実行される？
Avatar for kokuyouwind kokuyouwind
0
390
AI巻き込み型コードレビューのススメ
Avatar for Nealle nealle
2
970
Fluid Templating in TYPO3 14
Avatar for Simon Praetorius s2b
0
130
CSC307 Lecture 03
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
1
490

Featured

See All Featured
Breaking role norms: Why Content Design is so much more than writing copy - Taylor Woolridge
Avatar for UX Y'all uxyall
0
170
Bash Introduction
Avatar for André Augusto Costa Santos 62gerente
615
210k
Sharpening the Axe: The Primacy of Toolmaking
Avatar for Bryan Cantrill bcantrill
46
2.7k
Conquering PDFs: document understanding beyond plain text
Avatar for Ines Montani inesmontani
PRO
4
2.3k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1371
200k
How to Think Like a Performance Engineer
Avatar for Harry Roberts csswizardry
28
2.5k
Kristin Tynski - Automating Marketing Tasks With AI
Avatar for Tech SEO Connect techseoconnect
PRO
0
150
A Soul's Torment
Avatar for Nat Ma seathinner
5
2.3k
HDC tutorial
Avatar for Michiel Stock michielstock
1
390
Collaborative Software Design: How to facilitate domain modelling decisions
Avatar for Kenny Baas-Schwegler baasie
0
140
The Language of Interfaces
Avatar for Des Traynor destraynor
162
26k
The Cult of Friendly URLs
Avatar for Andy Hume andyhume
79
6.8k

Transcript

  1. MADRID · NOV 21-22 · 2014 Sergio Arbeo {Back,Front}-end developer

    at codecantor @Serabe Historia de un despecho transpilado Lo que la cafeína le hizo a JS

  2. MADRID · NOV 21-22 · 2014 CODECANTOR

  3. MADRID · NOV 21-22 · 2014 I loved CoffeeScript

  4. MADRID · NOV 21-22 · 2014 I loved CoffeeScript

  5. MADRID · NOV 21-22 · 2014 CoffeeScript V JavaScript

  6. MADRID · NOV 21-22 · 2014 CoffeeScript V ES5

  7. MADRID · NOV 21-22 · 2014 CoffeeScript ES6 V

  8. MADRID · NOV 21-22 · 2014 WHY?

  9. MADRID · NOV 21-22 · 2014 WHY? Implicit returns

  10. MADRID · NOV 21-22 · 2014 WHY? Implicit returns No

    named functions

  11. MADRID · NOV 21-22 · 2014 WHY? Implicit returns No

    named functions Strange regexes

  12. MADRID · NOV 21-22 · 2014 WHY? Implicit returns No

    named functions Strange regexes Significant whitespace

  13. MADRID · NOV 21-22 · 2014 WHY? Implicit returns No

    named functions Strange regexes Significant whitespace Generators

  14. MADRID · NOV 21-22 · 2014 Ember.JS

  15. MADRID · NOV 21-22 · 2014

  16. MADRID · NOV 21-22 · 2014

  17. MADRID · NOV 21-22 · 2014

  18. MADRID · NOV 21-22 · 2014 ES6

  19. MADRID · NOV 21-22 · 2014 Destructuring

  20. MADRID · NOV 21-22 · 2014

  21. MADRID · NOV 21-22 · 2014

  22. MADRID · NOV 21-22 · 2014

  23. MADRID · NOV 21-22 · 2014

  24. MADRID · NOV 21-22 · 2014 NESTABLE

  25. MADRID · NOV 21-22 · 2014

  26. MADRID · NOV 21-22 · 2014

  27. MADRID · NOV 21-22 · 2014 Destructuring DE

  28. MADRID · NOV 21-22 · 2014

  29. MADRID · NOV 21-22 · 2014 Arrays too

  30. MADRID · NOV 21-22 · 2014

  31. MADRID · NOV 21-22 · 2014

  32. MADRID · NOV 21-22 · 2014

  33. MADRID · NOV 21-22 · 2014

  34. MADRID · NOV 21-22 · 2014 NESTABLE TOO

  35. MADRID · NOV 21-22 · 2014 MODULES

  36. MADRID · NOV 21-22 · 2014

  37. MADRID · NOV 21-22 · 2014

  38. MADRID · NOV 21-22 · 2014

  39. MADRID · NOV 21-22 · 2014

  40. MADRID · NOV 21-22 · 2014

  41. MADRID · NOV 21-22 · 2014 Ember-CLI

  42. MADRID · NOV 21-22 · 2014 let / const

  43. MADRID · NOV 21-22 · 2014 let •  The new

    var. •  Block scope. •  No hoisting.

  44. MADRID · NOV 21-22 · 2014 let •  The new

    var. •  Block scope. •  No hoisting. Actually, it does hoist, but raises a syntactic error at runtime when used before being asigned.

  45. MADRID · NOV 21-22 · 2014 Hard to transpile properly.

  46. MADRID · NOV 21-22 · 2014 CLASSES

  47. MADRID · NOV 21-22 · 2014 CLASSES The Good Parts

  48. MADRID · NOV 21-22 · 2014 METHODS

  49. MADRID · NOV 21-22 · 2014

  50. MADRID · NOV 21-22 · 2014 STRING TEMPLATES Interlude

  51. MADRID · NOV 21-22 · 2014

  52. MADRID · NOV 21-22 · 2014 Computed properties

  53. MADRID · NOV 21-22 · 2014

  54. MADRID · NOV 21-22 · 2014

  55. MADRID · NOV 21-22 · 2014

  56. MADRID · NOV 21-22 · 2014

  57. MADRID · NOV 21-22 · 2014 {G,S}ETTER

  58. MADRID · NOV 21-22 · 2014

  59. MADRID · NOV 21-22 · 2014

  60. MADRID · NOV 21-22 · 2014 FUNCTIONS

  61. MADRID · NOV 21-22 · 2014 SPREAD OP

  62. MADRID · NOV 21-22 · 2014

  63. MADRID · NOV 21-22 · 2014

  64. MADRID · NOV 21-22 · 2014

  65. MADRID · NOV 21-22 · 2014

  66. MADRID · NOV 21-22 · 2014

  67. MADRID · NOV 21-22 · 2014

  68. MADRID · NOV 21-22 · 2014 1 -> 2 ->

    3

  69. MADRID · NOV 21-22 · 2014 1 -> 2 ->

    3 14

  70. MADRID · NOV 21-22 · 2014

  71. MADRID · NOV 21-22 · 2014 DEFAULT

  72. MADRID · NOV 21-22 · 2014

  73. MADRID · NOV 21-22 · 2014

  74. MADRID · NOV 21-22 · 2014 fn

  75. MADRID · NOV 21-22 · 2014

  76. MADRID · NOV 21-22 · 2014

  77. MADRID · NOV 21-22 · 2014 Most important => fn

    feature LEXICAL THIS

  78. MADRID · NOV 21-22 · 2014

  79. MADRID · NOV 21-22 · 2014 No time for…

  80. MADRID · NOV 21-22 · 2014 CLASSES The not-that-good Parts

  81. MADRID · NOV 21-22 · 2014 GENERATOR

  82. MADRID · NOV 21-22 · 2014 COMPREHENSIONS

  83. MADRID · NOV 21-22 · 2014 async/await ES7

  84. MADRID · NOV 21-22 · 2014 NAMED EXPORTS

  85. MADRID · NOV 21-22 · 2014 # LITERALS

  86. MADRID · NOV 21-22 · 2014 # LITERALS BINARY: 0b101

  87. MADRID · NOV 21-22 · 2014 # LITERALS BINARY: 0b101

    OCTAL: 0o67

  88. MADRID · NOV 21-22 · 2014 # LITERALS

  89. MADRID · NOV 21-22 · 2014 APIs

  90. MADRID · NOV 21-22 · 2014 QUESTIONS?

  91. MADRID · NOV 21-22 · 2014 Thank you! @Serabe [email protected]