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
どこでも動かすために… TypeScriptでライブラリ開発の すゝめ
Search
jiko21
March 02, 2023
Technology
2
340
どこでも動かすために… TypeScriptでライブラリ開発の すゝめ
「MixLeap Study #70 - 教えて!みんなのTypeScript」のLT資料です
https://yahoo-osaka.connpass.com/event/274722/
jiko21
March 02, 2023
Tweet
Share
More Decks by jiko21
See All by jiko21
Creating a Next.js-style Framework with Bun and Hono
jiko21
0
98
Array Grouping will soon be arriving at TypeScript
jiko21
0
100
Copying Array Methods arrived at TypeScript
jiko21
1
590
SSRで動的に OGP画像を生成したい! 〜Cloudflare Workersから@vercel/og移行編〜
jiko21
0
120
node:test will replace Jest?
jiko21
0
77
NestJS a progressive web framework
jiko21
3
2.1k
レガシーなフロントエンドをリプレイスする
jiko21
5
1.5k
Deep Dive Into Vue Composition API
jiko21
0
3.2k
Composition API TypeScriptはVue.jsの夢を見るか?
jiko21
1
1.6k
Other Decks in Technology
See All in Technology
Keynote - KCD Brazil - Platform Engineering on K8s (portuguese)
salaboy
0
130
Security response for open source ecosystems
frasertweedale
0
100
17年のQA経験が導いたスクラムマスターへの道 / 17 Years in QA to Scrum Master
toma_sm
0
410
どっちの API SHOW?SharePoint 開発における SharePoint REST API Microsoft Graph API の違い / Which API show? Differences between Microsoft Graph API and SharePoint REST API
karamem0
0
110
Symfony in 2025: Scaling to 0
fabpot
2
210
ISUCONにPHPで挑み続けてできるようになっ(てき)たこと / phperkaigi2025
blue_goheimochi
0
140
チームビルディング「脅威モデリング」ワークショップ
koheiyoshikawa
0
150
DevinはクラウドエンジニアAIになれるのか!? 実践的なガードレール設計/devin-can-become-a-cloud-engineer-ai-practical-guardrail-design
tomoki10
3
1.4k
ウェブアクセシビリティとは
lycorptech_jp
PRO
0
280
Engineering Managementのグローバルトレンド #emoasis / Engineering Management Global Trend
kyonmm
PRO
6
990
バクラクでのSystem Risk Records導入による変化と改善の取り組み/Changes and Improvement Initiatives Resulting from the Implementation of System Risk Records
taddy_919
0
220
モノリスの認知負荷に立ち向かう、コードの所有者という思想と現実
kzkmaeda
0
110
Featured
See All Featured
A Philosophy of Restraint
colly
203
16k
Visualization
eitanlees
146
16k
Faster Mobile Websites
deanohume
306
31k
Raft: Consensus for Rubyists
vanstee
137
6.8k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
4
500
BBQ
matthewcrist
88
9.5k
Code Reviewing Like a Champion
maltzj
522
39k
Making Projects Easy
brettharned
116
6.1k
Unsuck your backbone
ammeep
670
57k
Art, The Web, and Tiny UX
lynnandtonic
298
20k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.5k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
40
2k
Transcript
Ͳ͜Ͱಈ͔ͨ͢Ίʹ… TypeScriptͰϥΠϒϥϦ։ൃͷ ͢ʍΊ MixLeap Study #70 - ڭ͑ͯʂΈΜͳͷTypeScript @jiko21
খౡ େج (Daiki Kojima) Multistack Engineer @ AppBrew, inc. Love:
Guitar, TypeScript ڈେࡕʹҠॅ͖ͯ͠·ͨ͠ Twitter: @jiko_21 GitHub: @jiko21
ࠓͷ TypeScriptॻ͍͓ͯ͘ͱ৭ΜͳॴͰಈ͘ͷͰ Ζ͏
͜ΜͳΜ࡞ͬͯ·͢ https://www.npmjs.com/package/ fl av-md
Կ͕Ͱ͖Δͷ? •markdownΛparseͯ͠htmlʹͰ͖Δ •͜Μͳײ͡Ͱclass͕༩͞ΕΔˣ •CSSΛparse͞Εͨhtmlʹ͚ͩ༩͢Δͷ͕͔ΜͨΜ
ͪΌΜͱTypeScriptͰ࣮ࡁΈ!
ϒϥβͰಈ͘͠… import { useMemo, useState } from 'react' import {
createFlavMd } from 'flav-md'; function App() { const [text, setText] = useState(''); const flavMd = useMemo(() => createFlavMd(), []); const renderedText = useMemo(() => flavMd.readMdText(text).build(), [text]); return ( <div className="App"> <textarea value={text} onChange={(e) => setText(e.target.value)} /> <div dangerouslySetInnerHTML={{__html: renderedText }} /> </div> ) } export default App
Node.jsͰಈ͘ const flavmd = require('flav-md'); const result = flavmd .createFlavMd()
.readMdText('# hogehoge') .readCssText('.flav-md-h1 {color: red;}') .build(); console.log(result);
ຊʹͦΕ͚͔ͩ?
No
DenoͰಈ͖·͢! import { serve } from "https://deno.land/x/sift/mod.ts"; import flavMd from
'https://cdn.skypack.dev/flav-md'; async function blogPage(date: string) { const md = await getBlogData(date); const result = flavMd.createFlavMd() .readMdText(md) .readCssText('.flav-md-h1 {color: red;}') .build(); return `<html> <head> <title>blog page</title> </head> <body> ${result} </body> </html>`; } serve({ "/blog/:date": async (request, {date}) => { if (!date.match(/^\d{4}-\d{2}-\d{2}$/)) { return Response.error(); } const post = await blogPage(date); return new Response(post, {headers: { "content-type": "text-html; charset=UTF-8" }}) }, });
ͦͦDenoͬͯԿ? • Node.jsΛ࡞ͬͨRy(ϥΠΞϯɾμʔϧ)͕ Node.jsͷࣦഊΛলͯ͠ ࡞ͬͨJavaScriptͷ࣮ߦڥ • ෦తʹRustͰ࣮͞ΕͨΓͯ͠Δ • TypeScript͕ඪ४Ͱ͑Δ
ͰͲ͏ͬͯϥΠϒϥϦݺΜͰΔͷ? • skypackΈ͍ͨͳcdn͔Βམͱ͖ͯͯ͠༻ͨ͠Γ… • ࠷ۙͩͱެࣜʹpackage.jsonʹରԠͨ͠Γ…
࣮ࡍͷαϯϓϧ • ܰ͘deno deployͰࢼͯ͠·͢ https://github.com/jiko21/deno-deploy-sample
࣮… • ࣮ɺTypeScriptͰॻ͍͍ͯͯɺԿߟ͑ͣʹCDN͔ΒҾ͘ͱ ܕ͕͔ͭͳ͍…
Ͱ! • skypackͱ͔ͩͱɺ?dtsͱඌʹ͚ͭΔͱͪΌΜͱܕ͕ͭ͘ʂ • X-TypeScrpit-Types headersͱ͍͏ܗͰDeno͕ܕࢀরͰ͖ΔΒ͍͠ • ͬͱɺpackage.json͔ͭͬͨΒ͜͜ΒΜָͩͬͨ import flavMd
from 'https://cdn.skypack.dev/flav-md?dts';
͏͒͒͒͒
BunͰಈ͘ͷ?
ಈ͖·͢ʂ import flavMd from 'flav-md'; const text = flavMd.createFlavMd() .readMdText('#
test') .readCssText('.flav-md-h1 {color: red;}') .build(); console.log(text);
ͱ͍͏͜ͱͰ… •TypeScriptͰύοέʔδorϥΠϒϥϦΛॻ͍͓ͯ͘ͱ •Node.jsͰ͏͘͝ʂ •(Nodeʹґଘͯ͠ͳ͚Ε)ϒϥβͰಈ͘ʂ •DenoͰಈ͘ʂ •BunͰʂ •ࠓޙग़Δ͔͠Εͳ͍TypeScript FirstͳJS࣮ߦڥͰಈ͖ͦ͏ʂ
EOL EOF
ࢀߟ •Denoʹ͍ͭͯRy͕ݴٴͨ͠ಈը: https://www.youtube.com/watch?v=M3BM9TB-8yA •DenoͰͷnpm·ΘΓ •https://deno.land/
[email protected]
/node/package_json •CDNͷܕ·ΘΓ •https://deno.land/
[email protected]
/node/cdns •https://deno.land/
[email protected]
/advanced/typescript/types#using-x-typescript-types-header •Bun •https://bun.sh/