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

About Type Syntax Proposal

Avatar for Yosuke Kurami Yosuke Kurami
May 14, 2022
Programming
1
2.1k

About Type Syntax Proposal

Avatar for Yosuke Kurami

Yosuke Kurami

May 14, 2022
Tweet

More Decks by Yosuke Kurami

See All by Yosuke Kurami
TypeScript LSP の今までとこれから
Avatar for Yosuke Kurami quramy
1
1.2k
フロントエンドテストの育て方
Avatar for Yosuke Kurami quramy
12
3.6k
App Router 悲喜交々
Avatar for Yosuke Kurami quramy
8
650
上手に付き合うコンポーネントテスト
Avatar for Yosuke Kurami quramy
6
2.2k
Patched fetch did not work
Avatar for Yosuke Kurami quramy
6
720
GraphQL あるいは React における自律的なデータ取得について
Avatar for Yosuke Kurami quramy
18
5.5k
Next.js App Router
Avatar for Yosuke Kurami quramy
15
3.7k
Fragment Composition of GraphQL
Avatar for Yosuke Kurami quramy
16
4.2k
reg-viz VRT tools
Avatar for Yosuke Kurami quramy
4
1.5k

Other Decks in Programming

See All in Programming
猫と暮らすネットワークカメラ生活🐈 ~Vision frameworkでペットを愛でよう~ / iOSDC Japan 2025
Avatar for Yutaro Muta yutailang0119
0
220
(Extension DC 2025) Actor境界を越える技術
Avatar for Himeshi teamhimeh
1
240
アメ車でサンノゼを走ってきたよ！
Avatar for Shigure Shimotori s_shimotori
0
200
What's new in Spring Modulith?
Avatar for Oliver Drotbohm olivergierke
1
100
フロントエンド開発に役立つクライアントプログラム共通のノウハウ / Universal client-side programming best practices for frontend development
Avatar for nrs nrslib
7
3.9k
開発生産性を上げるための生成AI活用術
Avatar for starfish719 starfish719
1
200
なぜGoのジェネリクスはこの形なのか？ Featherweight Goが明かす設計の核心
Avatar for Ryotaro ryotaros
7
1k
エンジニアとして高みを目指す、 利益を生み出す設計の考え方 / design-for-profit
Avatar for MinoDriven minodriven
23
12k
dynamic!
Avatar for MOROHASHI Kyosuke moro
9
6.8k
高度なUI/UXこそHotwireで作ろう Kaigi on Rails 2025
Avatar for Naofumi Kagami naofumi
4
3.6k
Conquering Massive Traffic Spikes in Ruby Applications with Pitchfork
Avatar for Shia riseshia
0
150
止められない医療アプリ、そっと Swift 6 へ
Avatar for MEDLEY, INC. medley
1
130

Featured

See All Featured
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
Avatar for Stéphanie Walter stephaniewalter
285
14k
Save Time (by Creating Custom Rails Generators)
Avatar for Garrett Dimon garrettdimon
PRO
32
1.6k
For a Future-Friendly Web
Avatar for Brad Frost brad_frost
180
9.9k
The Power of CSS Pseudo Elements
Avatar for Geoffrey Crofte geoffreycrofte
79
6k
Building a Scalable Design System with Sketch
Avatar for Laura Van Doore lauravandoore
462
33k
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
Avatar for Joe Casabona jcasabona
33
2.5k
How To Stay Up To Date on Web Technology
Avatar for Chris Coyier chriscoyier
791
250k
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
Avatar for Aki / @LoveIdahoBurger aki_iinuma
127
53k
How GitHub (no longer) Works
Avatar for Zach Holman holman
315
140k
Reflections from 52 weeks, 52 projects
Avatar for Jefferson Lam jeffersonlam
352
21k
Context Engineering - Making Every Token Count
Avatar for Addy Osmani addyosmani
5
200
Product Roadmaps are Hard
Avatar for C. Todd Lombardo iamctodd
PRO
54
11k

Transcript

  1. 5ZQF4DSJQU͕&$."4DSJQUʹ ؚ·ΕΔ೔͕དྷΔ͔΋ʂ  

  2. 5ZQF4ZOUBY1SPQPTBM   https://github.com/tc39/proposal-type-annotations

  3. 5ZQF4ZOUBY1SPQPTBM w .JDSP4PGU͕5$ʹఏग़ͨ͠૲Ҋ ೥݄ݱࡏ͸4UBHF   https://devblogs.microsoft.com/typescript/a-proposal-for-type-syntax-in-javascript/

  4. 5ZQF4ZOUBY1SPQPTBM w τϥϯεύΠϧͤͣʹɺ UTϑΝΠϧΛ࣮ߦͰ͖ΔΑ͏ʹͳΔ w ʮϒϥ΢β͕ܕνΣοΫΛͯ͘͠ΕΔʯΘ͚Ͱ͸ͳ͍ w 5ZQF4ZOUBYͱ͋ΔΑ͏ʹɺ4ZOUBY จ๏ ͷ࿩

    w 4FNBOUJDT ҙຯ ʹ͸Ұ੾౿Έࠐ·ͳ͍  

  5. 5ZQF4ZOUBY1SPQPTBM w +BWB4DSJQUΤϯδϯ͸: numberͷ෦෼Λ੾Γམͱ࣮ͯ͠ߦ͢Δ͚ͩ 5ZQF"OOPUBUJPO͕ਖ਼͍͔͠Ͳ͏͔͸ෆ໰  w $ tsc --target

    esnextͱಉ͜͡ͱΛ+BWB4DSJQUΤϯδϯଆ͕΍ͬͯ͘ ΕΔΠϝʔδ  

  6. จ๏͕ඪ४Խ͞ΕΔҙຯ 'PS5ZQF4DSJQU w 5ZQF4DSJQUຊՈʹͱͬͯ w 5ZQF4ZOUBY͕&$."4DSJQUʹؚ·ΕΔͱɺߏจͷ௥Ճʹඪ४Խϓϩη εΛ௨աͤ͞Δඞཁ͕ൃੜ͢ΔʢউखʹߏจΛมߋͰ͖ͳ͍ʣ w .JDSP4PGUࣗ਎͕5ZQF4ZOUBYΛఏҊ͍ͯ͠Δͱ͍͏͜ͱ͸ɺ൴Βࣗ਎͕ ʮ5ZQF4DSJQUͷߏจ͸े෼ʹݻ·͖ͬͯͨʯͱߟ͍͑ͯΔূࠨʁ

     

  7. จ๏͕ඪ४Խ͞ΕΔҙຯ SE1BSUZ5SBOTQJMFS w ۙ೥ར༻͕౰ͨΓલʹͳΓͭͭ͋ΔɺCBCFM TXD FTCVJMEͳͲͷSEύʔς ΟτϥϯεύΠϥ w ͜ΕΒͷπʔϧ͸5ZQF4DSJQU༻ͷߏจղੳثΛ࣮૷͍ͯ͠Δ w

    จ๏ͷඪ४ԽʹΑΓɺ҆ఆͨ͠ߏจղੳ͕ߦ͑ΔΑ͏ʹͳΔ w Ϗϧυ༻ͷτϥϯεύΠϥʹٻΊΒΕ͍ͯΔͷ͸ʮܕΞϊςʔγϣϯͷ࡟আʯ ͚ͩ XFCQBDLճ͢ͱ͖ʹܕνΣοΫ͸͍Βͳ͍  

  8. Ͳ͏උ͑Δ͔ w ݱঢ়͸4UBHFͰ͋Γɺࠓ͙͢ϢʔβʔϥϯυͰͲ͏͜͏͢Δ࿩Ͱ͸ͳ͍ w Ұ෦ͷϥϯλΠϜʹӨڹΛٴ΅͢จ๏ FHOBNFTQBDF FOVN FUD ʹ͍ͭ ͯ͸ɺ5ZQF1SPQPTBMͷൣғ֎ͱ͞Ε͍ͯΔ

    w ʮ͜ΕΒͷػೳΛੵۃతʹ࢖Θͳ͍Α͏ʹ͓ͯ͘͠ʯͷ͸ΞϦ  

  9. 5IBOLZPV