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
React Server Components について
Search
Yosuke Furukawa
PRO
August 17, 2022
Programming
2
4.7k
React Server Components について
8/17 に発表した React Server Components について です。
Yosuke Furukawa
PRO
August 17, 2022
Tweet
Share
More Decks by Yosuke Furukawa
See All by Yosuke Furukawa
AppRouter Panel Talk
yosuke_furukawa
PRO
1
530
Node.js v22 で変わること
yosuke_furukawa
PRO
12
4.2k
リアーキテクトと開発生産性について
yosuke_furukawa
PRO
22
8.4k
JavaScript Server Runtime History
yosuke_furukawa
PRO
8
3k
tc39 x jsconf.jp Panel Discussion
yosuke_furukawa
PRO
0
1.2k
フロントエンドの開発生産性とは
yosuke_furukawa
PRO
16
9.8k
7 principles for rich web apps And how next.js achieves these principles
yosuke_furukawa
PRO
6
2.4k
Deep Dive International Conference
yosuke_furukawa
PRO
0
110
フロントエンドのDXと今後
yosuke_furukawa
PRO
6
3.9k
Other Decks in Programming
See All in Programming
TypeScriptとGraphQLで実現する 型安全なAPI実装 / TSKaigi 2024
hokaccha
5
2.9k
ServerAction で Progressive Enhancement はどこまで頑張れるか? / progressive-enhancement-with-server-action
takefumiyoshii
6
520
The World is a Network (and We Are Just Nodes)
whatyouhide
0
100
勉強会4_アップデートされたAssistantsAPIを試す
milky04
0
610
Amazon Aurora Serverless v2が意外と高かった話と、AWS Database Migration Serviceの話
satoshi256kbyte
1
110
Try creating your own orderedmap
kazamori
1
290
TypeScriptでもLLMアプリケーション開発 / LLM Application In Typescript
rkaga
5
1.4k
RailsConf 2024: Riffing on Rails: sketch your way to better designed code
kaspth
1
220
Open standards for building event-driven applications in the cloud
meteatamel
0
240
CQRS meets modern Java
simas
PRO
2
480
GoでParserを書く
karupanerura
3
450
Ruby on Fails - effective error handling with Rails conventions
talyssonoc
0
300
Featured
See All Featured
Fontdeck: Realign not Redesign
paulrobertlloyd
76
4.9k
Optimising Largest Contentful Paint
csswizardry
13
2.4k
Adopting Sorbet at Scale
ufuk
69
8.6k
Automating Front-end Workflow
addyosmani
1357
200k
Optimizing for Happiness
mojombo
371
69k
Building Effective Engineering Teams - LeadDev
addyosmani
33
1.9k
Testing 201, or: Great Expectations
jmmastey
30
6.4k
Bash Introduction
62gerente
605
210k
[RailsConf 2023] Rails as a piece of cake
palkan
29
4.1k
In The Pink: A Labor of Love
frogandcode
138
21k
The Success of Rails: Ensuring Growth for the Next 100 Years
eileencodes
34
6.1k
Build your cross-platform service in a week with App Engine
jlugia
226
17k
Transcript
React Server Components 2022/08/17 @ TechFeed.io
Twitter: @yosuke_furukawa Github: yosuke-furukawa
React Server Components ͱ ͳʹ͔ • ϒϥβͱαʔόʔͰॲཧͷ୲͕Ͱ͖ΔΑ ͏ʹͳΔίϯϙʔωϯτͷࣄ • αʔό͕ಘҙͳ͜ͱαʔόͷίϯϙʔωϯ
τͰΒͤΔ • ΫϥΠΞϯτ͕ಘҙͳ͜ͱΫϥΠΞϯτͷ ίϯϙʔωϯτͰΒͤΔ
React Server Components ͱ ͳʹ͔ SPPU 4FSWFS $MJFOU Component Tree
Component Tree ෦Ͱ Server ͱ Client ͷॲཧΛࠞͥΔ
αʔό͕ಘҙɾۤखͳ͜ͱ ΫϥΠΞϯτ͕ಘҙɾۤखͳ͜ͱ • αʔό͕ಘҙͳ͜ͱ • σʔλϕʔε͔ΒΛऔΓग़͢ • ϑΝΠϧΛಡΉɺॻ͘ • ΫϥΠΞϯτ͕ಘҙͳ͜ͱ
• ϒϥβͷAPIͱͷڠௐ • ίϯϙʔωϯτʹඥͮ͘ঢ়ଶཧ • αʔό͕ۤखͳ͜ͱ • CPUΛઐ༗͢Δॲཧશൠ • ϒϥβAPIͱͷڠௐ • ΫϥΠΞϯτ͕ۤखͳ͜ͱ • ඇެ։ใΛͬͨॲཧશൠ • ෳࡶͳॲཧͷաଟʹΑΔJSͷϑΝΠ ϧαΠζͷ૿େ
React Server Components ͱ ͳʹ͔ • Ωʔϫʔυదࡐదॴ • Server ͱ
Client ͷํͰಘҙͱۤख ΛҠৡ͠ͳ͕ΒϨϯμϦϯά͢Δ •
React Server Components ͱ ͳʹ͔ • ࣮ࡍʹ React Server Components
͕ʮϨϯμϦϯά͢ Δʯ༁Ͱͳ͍ɻSSRͰͳ͍ɻ͜ͷลΓޙड़͢Δɻ • ݱ࣌ͷ React Components جຊతʹશͯ Client Components ʹ૬͢Δɻ • Ұ୴ SSR Εͯྑ͍ɻޙͰࠞͥͨղઆΛ͢Δɻ͕࣌ؒ ༨Εɻ
React Server Components ͱ ͳʹ͔ SPPU 4FSWFS $MJFOU Component Tree
Component Tree ෦Ͱ Server ͱ Client ͷॲཧΛࠞͥΔ 3PPUඞͣ4FSWFSͰಈ͘ ඞཁ͕͋ΔͷͰ4FSWFS $PNQPOFOU 4FSWFS$PNQPOFOUͰ %#ΞΫηεͱ͔αʔόʹ ͍͍ͯΔॲཧΛߦ͏ $MJFOU$PNQPOFOUͰ #SPXTFS"1*ͱͷڠௐͳͲΫϥ ΠΞϯτʹ͍ͯΔॲཧΛߦ͏
React Server Components ͷ ϝϦοτ • ྫ͑... • σʔλϕʔεʹΞΫηεͰ͖Δͱʮڑ తʹ͍ۙʯ
• Public API ΛͬͯHTTPϦΫΤετʹ͠ ͯɺΠϯλʔωοτΛܦ༝ͯ͠औͬͯ͘ΔΑ Γ͍
React Server Components ͷ ϝϦοτ • ྫ͑... • npm ϞδϡʔϧʹDateม
i18n ରԠϥΠ ϒϥϦͱ͔ೖΕͯͨͱͯ͠ɺͦΕ͕όϯυϧ αΠζΛѹഭ͢Δ͜ͱ͕ͳ͍ • Ҿ͍ͯΫϥΠΞϯτଆͰͷίʔυαΠζ ͕ݮΔ
React Server Components ͷ ϝϦοτ TFSWFS DPNQPOFOU %# TFSWFSͰ࣮ߦ͢Δɻ Πϯλʔωοτܦ༝ͱҧͬͯ%#όοΫΤϯυαʔό
෦Πϯτϥʹ͋Δ͜ͱ͕ଟ͍ͷͰڑతʹ͍ۙ DMJFOU DPNQPOFOU ڊେͳOQNϞδϡʔϧCVOEMF ͢Δඞཁ͕ͳ͍ɻDMJFOUଆͰ ͳ͘TFSWFSଆͰ࣮ߦ͢ΔͨΊ ΑͬͯΫϥΠΞϯτଆͰόϯ υϧαΠζ͕খ͘͞ͳΓɺϩʔ υ͕࣌ؒܰ͘ͳΔ
React Server Components ࣮ ࡍͲ͏ͬͯॻ͘ͷ͔ • `.server.jsx` ͱ `.client.jsx` Ͱ͚ͯϑΝΠϧͷ֦ுࢠલʹ
server ͔ client ͔ΛϑΝΠϧ໊Ͱ໌ه͢Δࣄʹͳ͍ͬͯΔʢRFC࣌ͷʣ • ΫϥΠΞϯτίϯϙʔωϯτ͔ΒαʔόίϯϙʔωϯτΛ import ͢ Δ͜ͱͰ͖ͳ͍ɻҰํͰٯՄೳɻ͏·͘ซ༻ͯ͠ॻ͘ͱԼهͷΑ ͏ʹͳΔɻ • NBJOTFSWFSKTY JNQPSU$MJFOUGSPNJOOFSDMJFOUKTY JNQPSU4FSWFSGSPNJOOFSTFSWFSKTY FYQPSUEFGBVMUGVODUJPO \ SFUVSO $MJFOU4FSWFS$MJFOUΫϥΠΞϯτίϯϙʔωϯτΛαʔόίϯϙʔω ϯτͰ͘ΔΉ
React Server Components ͷ ࣮ࡍͷಈ͖ • React Component ࠷ऴతʹHTMLʹͳΔɻ •
RSCͰɺͦͷதؒදݱͰ͋ΔRSCπϦʔΛ࡞Δɻ࣮ ࡍʹJSONܗࣜͷͷɻ \ UZQFPG4ZNCPM SFBDUFMFNFOU UZQF\ UZQFPG4ZNCPM SFBDUNPEVMFSFGFSFODF OBNFEFGBVMU pMFOBNFTSDJOOFSDMJFOUKT ^ QSPQT\^
React Server Components ͷ ࣮ࡍͷಈ͖ • ΫϥΠΞϯτίϯϙʔωϯτϞδϡʔϧࢀর͚ͩΛ ͯ͠ϒϥβଆͰϨϯμϦϯά͢Δ • αʔόίϯϙʔωϯτHTMLʹ͍ۙใΛ࡞Δ
EJW I Q CBSDMJFOUK TY EJW GPPDMJFOU KTY EJW CB[DMJFOU KTY RVVYDMJFO
React Server Components ͷ ࣮ࡍͷಈ͖ • JSONΛ࡞ͬͨΒɺετϦʔϜͱͯ͠ૹΓɺղܾͰ͖ ͨͱ͜Ζ͔ΒϨϯμϦϯά͞ΕΔ • .\JETSD$MJFOU$PNQPOFOUDMJFOUKT
DIVOLT<DMJFOU> OBNF^ +< ! OVMM \DIJMESFO<< TQBO OVMM \DIJMESFO)FMMPGSPNTFSWFSMBOE^> < OVMM \GBMMCBDL-PBEJOHUXFFUT DIJMESFO!^>>^> .\JETSD5XFFUDMJFOUKT DIVOLT<DMJFOU> OBNF^ EJW EJW GPPDMJFOU KTY EJW
React Server Components ؚΊͨ ࠓޙͷReact • αʔόαΠυͱΫϥΠΞϯτͷదࡐదॴ͕͞Βʹ ٻΊΒΕΔ • ಛʹ
SSR पΓඇৗʹ৽͍͠มֵ͕ى͖ͦ͏ • Streaming HTML / Selective Hydration ͳͲͷ৽͠ ͍ΩϟϥΫλʔ͕͜Ε͔Β·ͩ·ͩొ͢Δ༧ఆ • ͲΜͲΜઃܭෳࡶʹָ͘͠ͳΔ