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
port-monolith-to-wasm-for-chrome-extension
Search
Linda_pp
January 27, 2020
Programming
0
500
port-monolith-to-wasm-for-chrome-extension
Presented at Rust LT #8
https://rust.connpass.com/event/160225/
Linda_pp
January 27, 2020
Tweet
Share
More Decks by Linda_pp
See All by Linda_pp
actionlint の Linter 設計
rhysd
7
6.1k
ripgrep をライブラリとして使う
rhysd
0
590
Fuzzing Rust Text Editor
rhysd
1
3k
Vim compiled to WebAssembly
rhysd
5
2.3k
about-neovim-0.4.0-floating-window
rhysd
3
2.3k
reply.vim
rhysd
0
1.3k
Vim ported to WebAssembly (VimConf 2018)
rhysd
4
3.4k
go-selfupdate-github で ツールを自己アップデートする
rhysd
5
4.4k
小さく始めて育てるコンパイラ
rhysd
13
5k
Other Decks in Programming
See All in Programming
AkarengaLT vol.38
hashimoto_kei
1
120
NIKKEI Tech Talk#38
cipepser
0
230
What's new in Spring Modulith?
olivergierke
1
170
Introduce Hono CLI
yusukebe
6
3.1k
『毎日の移動』を支えるGoバックエンド内製開発
yutautsugi
2
290
CSC509 Lecture 06
javiergs
PRO
0
270
「ちょっと古いから」って避けてた技術書、今だからこそ読もう
mottyzzz
12
7.2k
Server Side Kotlin Meetup vol.16: 内部動作を理解して ハイパフォーマンスなサーバサイド Kotlin アプリケーションを書こう
ternbusty
3
250
スマホから Youtube Shortsを見られないようにする
lemolatoon
27
34k
技術的負債の正体を知って向き合う
irof
0
260
CSC305 Lecture 09
javiergs
PRO
0
310
Range on Rails ―「多重範囲型」という新たな選択肢が、複雑ロジックを劇的にシンプルにしたワケ
rizap_tech
0
7.7k
Featured
See All Featured
jQuery: Nuts, Bolts and Bling
dougneiner
65
7.9k
Documentation Writing (for coders)
carmenintech
75
5.1k
Large-scale JavaScript Application Architecture
addyosmani
514
110k
How GitHub (no longer) Works
holman
315
140k
Principles of Awesome APIs and How to Build Them.
keavy
127
17k
Testing 201, or: Great Expectations
jmmastey
45
7.7k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
10
890
Being A Developer After 40
akosma
91
590k
Become a Pro
speakerdeck
PRO
29
5.6k
Scaling GitHub
holman
463
140k
The Language of Interfaces
destraynor
162
25k
Building a Scalable Design System with Sketch
lauravandoore
463
33k
Transcript
Monolith Λ Wasm ʹҠ২͠ ͯ Chrome ֦ுͭͬͨ͘ at Rust LT
#8 (2020/1/27) @Linda_pp @rhysd
monolith https://github.com/Y2Z/monolith
monolith • ࢦఆͨ͠ URL ͷϖʔδΛ1ͭͷ HTML ϖʔδͱ ͯ͠อଘ͢Δ CLI πʔϧ
• ϨεϙϯγϒͳϖʔδͳͲී௨ͷΣϒϖʔδ ͱͯͦ͠ͷ··ϩʔΧϧʹอଘͰ͖Δ • HTML ϖʔδΛύʔε͠ɼϦιʔεΛऔ͖ͬͯͯ Data URL ͱͯ͠ຒΊࠐΉ͜ͱͰ࣮͞Ε͍ͯΔ
monolith-of-web https://github.com/rhysd/monolith-of-web
monolith-of-web • monolith Λ wasm ʹҠ২͠ɼChrome ֦ுͱ ͯ͠ϒϥβ͔Β͑ΔΑ͏ʹͨ͠ͷ • ϒϥζ͍ͯ͠Δϖʔδͷ
HTML Λͦͷ·· ୯Ұͷ HTML ϖʔδʹͯ͠อଘͰ͖Δ
σϞ
:; NPOPMJUI SIZTE NPOPMJUI NPOPMJUIOQN QBDLBHF NPOPMJUIPGXFC CBDLHSPVOEQBHF GPSL XBTNQBDL
JOTUBOUJBUF
େ·͔ͳ wasm ͷҠ২ͷखॱ • wasm-pack buid ͕௨ΔΑ͏ʹ͢Δɽwasm ະରԠͷϞδϡʔ ϧ͕͋Δ߹#[cfg(target_arch =
"wasm32")] ͰॲཧΛ͚ Δ • wasm-bindgen Λ͍ɼ#[wasm_bindgen] Ͱ JS ଆʹݟͤΔ API Λఆٛ͢Δ #[cfg(not(target_arch = "wasm32"))] use reqwest::blocking::Client; #[wasm_bindgen(js_name = monolithOfUrl)] pub async fn monolith_of_url( url_target: String, options: MonolithOptions, ) -> Result<String, JsValue> { // ... }
network ϦΫΤετ • monolith Ϧιʔεͷ fetch ͷͨΊʹ reqwest ͷϒϩοΩ ϯά
API Λ͍ͬͯΔ • JavaScript ͷ fetch() ͱ async-await Λͬͯॻ͖͑ • js_sys::Promise std::future::Future ͷม؆୯ʹͰ͖Δ use wasm_bindgen_futures::JsFuture; let window = web_sys::window().unwrap(); let resp_value = JsFuture::from( window.fetch_with_request(&request) ).await?; let resp: Response = resp_value.dyn_into().unwrap();
࠶ؼؔͷ async-await Խ • ࠶ؼؔ await ࣌ʹอଘ͓ͯ͘͠ঢ়ଶͷαΠζ͕੩తʹ ܾ·Βͳ͍ͷͰɼasync ؔʹͰ͖ͳ͍ɽ •
monolith Ͱ DOM Λ࠶ؼతʹࠪ͠ͳ͕ΒϦιʔεΛ fetch ͍ͯͨ͠ͷͰɼ͜ͷΛ౿ΜͰ͍ͨ // ίϯύΠϧΤϥʔ async fn recursive() { recursive().await; recursive().await; }
࠶ؼؔͷ async-await Խ • ঢ়ଶʢFutureʣΛ Box ʹೖΕͯಈతʹཧ͢Δ͜ͱͰճ ආͰ͖Δ use std::pin::Pin;
use std::future::Future; fn recursive<'a>() -> Pin<Box<dyn Future<Output = ()> + 'a>> { Box::pin(async move { recursive().await; recursive().await; }) }
·ͱΊ • Rust ͷ CLI πʔϧ monolith Λ wasm ʹҠ
২ͯ͠ Chrome ֦ுʹͯ͠Έͨ • https://github.com/rhysd/monolith-of-web • async-await wasm Ͱ wasm_bindgen_futures Ͱ؆୯ʹ͑Δ @Linda_pp @rhysd presented by