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
A Evolução do JavaScript Assíncrono
Search
Ruan Martinelli
December 02, 2017
Technology
0
140
A Evolução do JavaScript Assíncrono
Ruan Martinelli
December 02, 2017
Tweet
Share
More Decks by Ruan Martinelli
See All by Ruan Martinelli
Mutation Testing - Backend Meetup @ STRV
ruanmartinelli
2
150
Terra: A solution for Developing WSN Applications
ruanmartinelli
0
40
Other Decks in Technology
See All in Technology
Github Copilot エージェントモードで試してみた
ochtum
0
140
自律的なスケーリング手法FASTにおけるVPoEとしてのアカウンタビリティ / dev-productivity-con-2025
yoshikiiida
1
2.5k
OpenHands🤲にContributeしてみた
kotauchisunsun
1
500
KubeCon + CloudNativeCon Japan 2025 Recap by CA
ponkio_o
PRO
0
260
低レイヤを知りたいPHPerのためのCコンパイラ作成入門 完全版 / Building a C Compiler for PHPers Who Want to Dive into Low-Level Programming - Expanded
tomzoh
4
3.4k
PHPでWebブラウザのレンダリングエンジンを実装する
dip_tech
PRO
0
220
論文紹介:LLMDet (CVPR2025 Highlight)
tattaka
0
250
AWS テクニカルサポートとエンドカスタマーの中間地点から見えるより良いサポートの活用方法
kazzpapa3
3
620
AWS Organizations 新機能!マルチパーティ承認の紹介
yhana
1
230
Node-REDのFunctionノードでMCPサーバーの実装を試してみた / Node-RED × MCP 勉強会 vol.1
you
PRO
0
130
Should Our Project Join the CNCF? (Japanese Recap)
whywaita
PRO
0
300
Understanding_Thread_Tuning_for_Inference_Servers_of_Deep_Models.pdf
lycorptech_jp
PRO
0
150
Featured
See All Featured
Designing for humans not robots
tammielis
253
25k
Learning to Love Humans: Emotional Interface Design
aarron
273
40k
Build your cross-platform service in a week with App Engine
jlugia
231
18k
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
7
720
How to train your dragon (web standard)
notwaldorf
94
6.1k
Become a Pro
speakerdeck
PRO
28
5.4k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
331
22k
Fantastic passwords and where to find them - at NoRuKo
philnash
51
3.3k
The Power of CSS Pseudo Elements
geoffreycrofte
77
5.8k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
3.9k
Visualization
eitanlees
146
16k
Transcript
A EVOLUÇÃO DO. JAVASCRIPT ASSÍNCRONO. RUAN MARTINELLI . ruanmartinelli.com .
@ruanmartinelli .
None
“ANY APPLICATION THAT CAN BE WRITTEN IN JAVASCRIPT, WILL EVENTUALLY
BE WRITTEN IN JAVASCRIPT.” -JEFF ATWOOD, STACK OVERFLOW
# OF PULL REQUESTS octoverse.github.com
None
ECMAScript
None
None
None
1 2 3 4 1 2 3
1 2 3 4 1 2 3 4 ✔ 1
2 3 ✔ 1 2 3
1 2 3 4 1 1 2 2 3 ✔
3 4 ✔ 1 2 3
CALLBACK.
CALLBACK.
CALLBACK.
CALLBACK.
CALLBACK.
CALLBACK.
CALLBACK.
}); }); }); }); }); }); }); }); CALLBACK.
PROMISES.
None
None
None
getLivro() .then() .catch()
PROMISES.
PROMISES.
PROMISES.
PROMISES.
PROMISES.
PROMISES.
PROMISES.
None
ASYNC FUNCTIONS (async/await).
CALLBACK.
PROMISES.
ASYNC FUNCTIONS.
ASYNC FUNCTIONS.
ASYNC FUNCTIONS.
ASYNC FUNCTIONS.
- Sempre retornam uma Promise; ASYNC FUNCTIONS.
??
// true
ASYNC FUNCTIONS. - Sempre retornam uma Promise;
ASYNC FUNCTIONS. - Sempre retornam uma Promise; - Permitem o
uso do await;
None
- Sempre retornam uma Promise; - Permitem o uso do
await; ASYNC FUNCTIONS.
- Sempre retornam uma Promise; - Permitem o uso do
await; - Uso de constructs nativos; ASYNC FUNCTIONS.
None
None
- Sempre retornam uma Promise; - Permitem o uso do
await; - Uso de constructs nativos; ASYNC FUNCTIONS.
- Sempre retornam uma Promise; - Permitem o uso do
await; - Uso de constructs nativos; - Tratamento de erros com try/catch. ASYNC FUNCTIONS.
None
None
None
None
None
- Observables, RxJS; - Generators; - Promise.prototype.finally; - Bluebird; -
Promise Constructor; - Loops em Async Functions. INDO ALÉM....