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
Strip Types と Storage
Search
Yosuke Furukawa
PRO
August 08, 2024
Programming
4
400
Strip Types と Storage
東京Node学園 43時限目で発表した Strip Types と Storage の話です。
Yosuke Furukawa
PRO
August 08, 2024
Tweet
Share
More Decks by Yosuke Furukawa
See All by Yosuke Furukawa
Node.js, Deno, Bun 最新動向とその所感について
yosuke_furukawa
PRO
8
3.6k
Welcome JSConf.jp 2024
yosuke_furukawa
PRO
1
4.1k
tc39 x jsconf.jp Panel Discussion 2024
yosuke_furukawa
PRO
0
220
Removing Corepack
yosuke_furukawa
PRO
9
1.6k
JavaScript Runtime とはなにか
yosuke_furukawa
PRO
15
2.8k
Module Harmony について
yosuke_furukawa
PRO
3
1.7k
LTのやり方
yosuke_furukawa
PRO
16
2.6k
AppRouter Panel Talk
yosuke_furukawa
PRO
3
800
Node.js v22 で変わること
yosuke_furukawa
PRO
13
6.2k
Other Decks in Programming
See All in Programming
RubyKaigiで得られる10の価値 〜Ruby話を聞くことだけが RubyKaigiじゃない〜
tomohiko9090
0
140
Blueskyのプラグインを作ってみた
hakkadaikon
1
500
ドメインモデリングにおける抽象の役割、tagless-finalによるDSL構築、そして型安全な最適化
knih
10
1.7k
FastMCPでMCPサーバー/クライアントを構築してみる
ttnyt8701
2
130
Beyond Portability: Live Migration for Evolving WebAssembly Workloads
chikuwait
0
340
「ElixirでIoT!!」のこれまでとこれから
takasehideki
0
350
2度もゼロから書き直して、やっとブラウザでぬるぬる動くAIに辿り着いた話
tomoino
0
150
Perlで痩せる
yuukis
1
680
Datadog RUM 本番導入までの道
shinter61
1
240
Devinで実践する!AIエージェントと協働する開発組織の作り方
masahiro_nishimi
6
3k
PT AI без купюр
v0lka
0
230
インターフェース設計のコツとツボ
togishima
2
690
Featured
See All Featured
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
780
Rebuilding a faster, lazier Slack
samanthasiow
81
9k
Designing for humans not robots
tammielis
253
25k
The Invisible Side of Design
smashingmag
299
50k
Side Projects
sachag
454
42k
The Cost Of JavaScript in 2023
addyosmani
50
8.3k
Raft: Consensus for Rubyists
vanstee
139
7k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
3.9k
Practical Orchestrator
shlominoach
188
11k
Imperfection Machines: The Place of Print at Facebook
scottboms
267
13k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
35
2.3k
Transcript
strip types ͱ storage Yosuke Furukawa @tng43 2024/8/8
X: @yosuke_furukawa GitHub: yosuke-furukawa
CFP ืूதʂʂʂʂʂ
strip types / storage • Node.js ͷ৽͍͠ػೳ͕2ͭՃ͞Εͨ • strip types
v22.6.0 ~ • storage v22.4.0 ~
strip types • ܕΛιʔείʔυ͔ΒҾ͖ൈ͍ͯ TypeScript ϑΝΠϧΛ JavaScript ϑΝΠϧ ʹมͨ͠͏͑Ͱ࣮ߦ͢Δͱ͍͏ͷ •
͜ΕͰ TypeScript ͷϑΝΠϧΛʢҰఆͷ੍݅Խʹ͓͍ͯʣͦͷ··࣮ ߦͰ͖ΔΑ͏ʹͳͬͨɻ • Ұఆ݅: enum, namespace, decorator ͳͲͷػೳʹؔͯ͠ܕΛऔΓআ͘ ͚ͩͰͳ͘ɺผίʔυΛੜ͢ΔͷͳͷͰ͜͜Ͱαϙʔτର֎
strip types • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ࢍ • ૉΒ͍͠ʂʂʂʂ TypeScript ࠷ߴʂʂʂʂ
• ͬͺΓͶɺͦͷ··ಈ͘ͷͬͯྑ͍ΑͶ • Bun, Deno ͱ͔ಉ͡ػೳΛఏڙͯ͠Δ͠ɺ͜ΕͰTypeScriptαϙʔτ Ͱʮ͋Ε͕Ͱ͖ͳ͍ɺ͜Ε͕Ͱ͖ͳ͍ʯͱݴΘΕΔ͜ͱ͕ͳ͍Ͷ
strip types • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ൱ • ʮͨͩ͊ʔʔʔʔʔʂʂʂʯ • ʮ͍ɺܕνΣοΫ͕ͳ͍ͷʹTypeScriptαϙʔτͱ͔ݴͬͯྑ͍Θ͚
ແ͍ͩΖʯ • ͪͳΈʹɺtscon f igͱ͔·ͩͳ͍ɻ
strip types • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ࢍ • ͍ͰɺDenoBunҰԠstrip͢Δ͚ͩͰ͢Αɻ • Node.jsͦΕ͚ͩͰ͍͍ͷͰʁ
• ※ ݫີʹݴ͏ͱDenoνΣοΫΦϓγϣϯͰͯ͘͠ΕΔ
strip types • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ൱ • tscon f ig.json͕αϙʔτ͞Εͳ͍ͬͯɺඍົͳͱ͜ΖͰಈ͔ͳ͔ͬͨΓ͢
ΔͰʁ • ֦ுࢠɺϑΝΠϧύεɻɻɻ • ͋ͱ tsc ͰͷνΣοΫ͕ͳ͍ͷʹ TS αϙʔτͬͯ • ݴͬͪΌ͏ͷݫ͍ͬͯ͠
strip types • uhyo ͞ΜͷεϥΠυͷ͜ͷลΓΛࢀߟʹɻ https://speakerdeck.com/uhyo/tscon f ig-dot-jsonnoshe-ding-wojian-zhi-sou- hurontoendoxiang-ke-2024xia
strip types • TypeScript αϙʔτ͍ͬͯ͏ݴ༿৻ॏʹʂʂʂ // DEMO interface Point {
x: number; y: number; } function logPoint(p: Point) { console.log(`${p.x}, ${p.y}`); } // logs "12, 26" const point = { x: 12, y: 26 }; logPoint(point); // node --experimental-strip-types foo.ts
storage • local storage • session storage • sqlite •
͜ΕΒ͕ೖͬͨ
storage // ͜Μͳͷ͕ಈ͘ localStorage.setItem("foo", 1); console.log(localStorage.getItem("foo")); // node --experimental-webstorage --local-
storage-file="hoge"
storage • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ࢍ • ศརͦ͏ʂʂʂʂʂ • ͬͺͶɺbrowserͱͷޓੑΛ্͛ΔͷNode.jsʹͱͬͯॏཁͩΑ Ͷʂʂʂʂ
• ؆୯ʹϑΝΠϧΛอଘͰ͖ΔΑ͏ʹͳΔͷ࠷ߴʂʂ
storage • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ൱ • ʮͨͩ͊͋͋͋͋͋ʔʔʔʔʔʂʂʂʂʂʯ • ʮ͍͍͍͍͍ΒͶ͑͑͑͑͑͑͑͑͑͑͑͑͑͑ʂʂʂʂʂʂʯ •
syncͰอଘ͞ΕΔσʔλʹྑ͞Λશ͘ײ͡ͳ͍ • ·ͩasyncʹͳΔͳΒΘ͔ΔɻͰͦΕͳΒશ͘ผͷ֓೦Ͱ AsyncLocalStorage ͱ͍͏API͕͋Γɺ༻ҙ͠Α͏ʹطʹऔΒΕͯΔɻ(※Θ͔Γʹ͍͘ͱࢦఠ͕͋ͬ ͨͨΊه)
storage • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ࢍ • ͑ɺͰBunsqlite࠷ॳ͔Βೖͬͯ·͢Α • cloud f
lare workersͱ͔ʹKV Storage͕͋Δ • खܰʹ͑ΔετϨʔδ΄͍͠Ͱ͠ΐʁ
storage • ͜ͷ݅ʹରͯ͠ͷҰਓࢍ൱ • ൱ • खܰʹϑΝΠϧʹอଘͰ͖Δࣄ͕ϒϩοΩϯάͳAPIʹͳΓɺͦΕ͕ ͔ͩͬͨΒNode.jsඇಉظΛத৺ʹൃల͖ͯͨ͠ͷͰͳ͍͔ • localStorageͱ͔͘ɺsessionStorageͷsessionͨͩͷάϩʔόϧ
ϝϞϦͳͷͰɺάϩʔόϧมͱಉٛͰʁϝϞϦϦʔΫʁʁʁ
storage • ҙݟ • ͍ΒͶʔͱࢥ͕ͬͨɺԿχʔζ͕ͳ͍Θ͚Ͱͳ͍ • ಛʹͳΜͱͳ͘࠷ۙखܰετϨʔδͱͯ͠sqliteΛ࠾༻͢ΔྲྀΕ͕૿͑ͯ Δ • ݸਓతʹΘͳ͍͕ɺͦ͏͍͑͜͏͍͏ͷ͋ͬͨͳͱೝ͓ࣝͯ͘͠
ͱɺͳΜ͔͋ͬͨ࣌ʹΤεέʔϓϋονతʹ͑Δ͔͠Εͳ͍
Node.jsʹݶΒͣ • զʑ৽͍༷͠ɺ৽͍͠ػೳ͕ग़ͯ͘Δͨͼʹʮ΄͍͠ʯͱࢥͬͨΓʮ͍ Βͳ͍ʯͱࢥͬͨΓ͢Δ • ༷Ճ͢Δͷ؆୯Ͱɺӡ༻͢Δͷେมɺআ͢Δͷͬͱେม • ͔ͩΒ৻ॏʹͳΔɺࠓՃ͞ΕͯΔͷશ෦ experimental Ͱ͋Δɻ
• Ճ͞Ε͚ͨͩͰ͜Ε͕߃ٱతʹαϙʔτ͞ΕΔͱࢥͬͯΘΕ͗͢ ͪΌ͏͜ͱ • Ұ୴ͬͯΈͯཧղ͢Δʹͳ͍
Node.jsʹݶΒͣ • ͜Εͬͯ Node.js ʹݶΒͳ͍ • ৭Μͳͱ͜ΖͰى͖ͯΔɺwebͦ͏ͩ͠ɺϑϨʔϜϫʔΫͦ͏ɻ • ͜͏͍͏ͷʹৼΓճ͞Εଓ͚ΔͱɹJavaScript Fatigue
ͱݺΕΔɻ
Node.jsʹݶΒͣ • State of JS 2024 ͷ಄ʹॻ͍ͯ͋Δ • ΒͣͬͱϑϨʔϜϫʔΫΤίγεςϜʹৼΓճ͞ΕͯΔ •
ͦΕΛࢦͯ͠ fatigueʢർฐʣ ʹؕΔ͜ͱ͋Δ • ͨͩͦ͏͍͏ early adapter Λ͏ඞཁͳ͍ • ࣗͨͪͷϖʔεͰ͏͜ͱ͕ॏཁͳΜͩ