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依存ライブラリを薄くするために車輪を再開発してもいいんだよ🛞
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Yu Watanabe
November 26, 2025
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依存ライブラリを薄くするために車輪を再開発してもいいんだよ🛞
Yu Watanabe
November 26, 2025
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Transcript
ґଘϥΠϒϥϦΛബ͘͢ΔͨΊʹ ंྠΛ࠶։ൃ͍͍ͯ͠ΜͩΑ🛞 2025/11/26 ΘͨͳΏ͏
ࣗݾհ ໊લɿΘͨͳΏ͏ ॴଐɿ - גࣜձࣾBLUEISHɿVPoE ຊۀ - ߹ಉձࣾAlmoha - ٕज़ސͨ͠Γଞͷձࣾͷ͓ख͍ͳͲ…
Xɿ@hmktsu / GitHubɿ@watanabeyu 10݄ʹւಓߦͬͨ࣌ʹೖͬͨงғؾ͕ͱͯྑ͍όʔͷࣸਅ
גࣜձࣾBLUEISH BLUEISH Agentsͱ͍͏๏ਓ͚AI ΤʔδΣϯτͷϓϥοτϑΥʔϜΛ ։ൃͯ͠ɺΫϩʔζυͰఏڙத AIΛޏ͏ͱ͔AIϫʔΫϑϩʔͷࣗಈ ߏஙͱ͔ϚʔέοτϓϨΠεͳͲͳ Ͳ
߹ಉձࣾAlmoha 5ਓ͘Β͍Ͱ ਓࣄܥͷSaasͷ։ൃ - ৫ਤ࡞ͷWEALL - ৫ΧϧνϟʔஅͷWEALL Culture Survey
ಋೖ ٱ͠ͿΓʹϝϯςφϯεΛ͢Δͧͱͳͬͨͱ͖ʹ ϥΠϒϥϦґଘ͕͔ͬͨͨ͢͝Ίʹߋ৽͕େมͩͬͨ… ͪͳΈʹࠓճRNͱ͍͏ΑΓReactͷ͕த৺
ࣄͷ࢝·Γ
ൿͷܧ͗͠ͷͱ͋ΔϓϩδΣΫτ • 3લ͘Β͍͔Β։ൃ • ్தϦϙδτϦ౷߹Λͯ͠monorepoԽ • ޙʹpnpmΛ༻ • ৽͘͠web(dashboard)Λ࡞Δʹͯ͠ݹ͍ํͱͷόʔδϣϯ߹Θͤ ͕͍ͨ͠Ίʹpnpm
catalogػೳΛ֤͑ͣpackage.jsonͰཧ…
໌Β͔ʹඇޮ
ͱ͍͏͜ͱͰ • લ͔Βଘࡏ͍ͯ͠ΔwebσΟϨΫτϦͷϥΠϒϥϦେنΞοϓ σʔτΛ͠ͳ͍ͱ͍͚ͳ͍ • Next v13 -> v14 ->
v15ͷஈ֊Ξοϓσʔτ • ͬͯReact v19ରԠ • Recoilͷஔ͖͑… • ॾʑ
Ճ͑ͯ • dependenciesʹೖ͍ͬͯΔͷຊʹ͍ͬͯΔͷ͔֬ೝ • ͦͦ৭ΜͳϥΠϒϥϦͷΞοϓσʔτ͕͞Ε·͘Γ • Aͱ͍͏ϥΠϒϥϦΛΞοϓσʔτ͢ΔʹBͱ͍͏ϥΠϒϥϦΛ Ξοϓσʔτͯ͠ɺͰReact v19ରԠ͕… •
peerDependencies͕Կ͔Α͘Θ͔Βͳ͍͚Ͳ͑ͯΔ…ͳͲ ࠓճͰͲ͏ʹ͔͠ͳ͍ͱຊʹϠόͦ͏
ਫ਼ࠪͨ݁͠Ռ
ύοέʔδআ -> 13 ͓खʹஔ͖͑ -> 6
ྫ
@vvo/tzdb -> Intl.supportedValuesOf(‘timeZone') • timezoneͷobjectΛฦͯ͘͠ΕΔϥΠϒϥϦ • αʔϏεͰϢʔβͷλΠϜκʔϯઃఆͰAsia/TokyoΈ͍ͨͳͷΛ ͍͚ͨͩ͠ • ͱ͍͏͜ͱͰΈࠐΈͷIntl.supportedValuesOfΛ͏͜ͱʹ
• ES2022Ҏ߱ରԠࡁΈ + ϞμϯϒϥβશରԠ
@vvo/tzdb -> Intl.supportedValuesOf(‘timeZone') • @vvo/tzdbҰՕॴ͔͍ͬͯ͠ͳ͍ͷͰඪ४ͷػೳͰԿ͔ͳ͍Ͱ͢ ͔ʁ • Έ͍ͨͳײ͡ͰClaude CodeͰҰൃੜ ศརͳੈͷத
͜Μͳײ͡Ͱஔ͖͑ΛՌͨͨ͠ ଞʹUIͷύʔπͩͬͨΓେখ༷ʑ
ੜAI࣌ɺ͜͏͍͏ஔ͖͑ ͘͢͝؆୯ʹͰ͖ΔΑ͏ʹͳͬͨ
͜ͷϥΠϒϥϦͷҰ෦ͷػೳ͕ཉ͍͠ΜͩΑͳ… ͱ͍͏ͱ͖ʹαΫοͱ࡞Γ͘͢ͳͬͨ࣌ ίʔυͷు͖ࣺ͍ͯ࣌͢͠Ͱ͋Δ
Λ͢ΕଞͷϥΠϒϥϦʹґଘͤͣͱ ࣗͷϓϩμΫτʹ͋ͬͨεϞʔϧͳίʔυΛ ୭Ͱ؆୯ʹ࡞ΕΔ
Ξοϓσʔτͷͱ͖ͷ εύήοςΟঢ়ଶଟগݮΔͣ…🍝
ͦͦ • ͪΌΜͱʑʑϥΠϒϥϦͷߋ৽͠·͠ΐ͏ • ੜAIֶ͕शͯ͘͠ΔίʔυͷʹΑͬͯϥΠηϯε͕…ͱ͍͏ ͜ͱ͋ΔͷͰɺग़͞ΕͨίʔυͪΌΜͱݟ͕ͭͭࣗ࠷ऴऀ ʹͳΓ·͠ΐ͏ • React v18
-> v19Έ͍ͨͳେنΞʔΩςΫνϟߋ৽͕དྷΔ͜ͱΛલ ఏʹߟ͑ͯɺϥΠϒϥϦͷಋೖܾΊ·͠ΐ͏
- ͓ΘΓ -