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Vue.js 続・大規模アプリ開発
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kazupon
December 04, 2018
Programming
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Vue.js 続・大規模アプリ開発
kazupon
December 04, 2018
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Transcript
Vue.js ଓɾେنΞϓϦ։ൃ 2018.12.04 @kazupon ReproTech #5
ࣗݾհ
kazupon Vue.js ίΞνʔϜϝϯό Vue.js ຊϢʔβʔάϧʔϓද vue-i18n OSS։ൃऀ vuejs/jp.vuejs.org ϝϯςφ @kazu_pon
kazupon
͡Ίʹ
ςʔϚ: Frontend Reliability
Vue.jsຊମ Vue Router Vuex Vue CLI ༷ʑͳنʹରԠ͘͢͠ɺ͔ͭॊೈੑΛ͍࣋ͬͯΔ খن େن ϓϩάϨογϒϑϨʔϜϫʔΫ
தن
• தɾେن͚ͳΞϓϦ։ൃɺ݁ߏΧ ΦεʹͳΓ͍͢ ॊೈ͗͢Δ໘…
• தɾେن͚ͷΞ ϓϦ։ൃʹ͍ͭͯ • Vue.jsೖ: 8ষɺ9ষɺ10ষ ʹ ର͢Δิతͳ͜ͱ Λ ࠓ͢͜ͱ
தɾେن͚ ΞϓϦ։ൃ ʹ͍ͭͯ
• ҰൠతʹதنҎ্ͷΞϓϦ։ൃͰɺ ෳਓͰ։ൃ͢Δ • ͜ͷͨΊɺΞϓϦέʔγϣϯϑϨʔϜϫʔ ΫͰɺੜ࢈ੑϝϯςφϯεੑΛߟྀ ͨ͠ͷʹͳ͍ͬͯΔ ҰൠతͳΞϓϦέʔγϣϯϑϨʔϜϫʔΫ
• ։ൃπʔϧ • ܕγεςϜ • σʔλӬଓԽ • ςετ • σόοά
• Ϗϧυ ΞϓϦέʔγϣϯϑϨʔϜϫʔΫ͕ఏڙ͢Δ߲ • ίʔσΟϯάΨΠυ ϥΠϯ • ن • σβΠϯύλʔϯ • ϕετϓϥΫςΟε • ࠃࡍԽ
• ࠷ॳ͔ΒϑϧελοΫʹαϙʔτ͍ͯ͠ ͳ͍ • ͨͩɺVue.jsͱͯ͠ެࣜʹఏڙ͍ͯ͠Δ ͷ͕͋Δ Vue.jsϓϩάϨογϒϑϨʔϜϫʔΫ
• ։ൃπʔϧ: Vue CLI • ελΠϧΨΠυ / ίʔσΟϯάΨΠυϥΠϯ: eslint-plugin-vue •
ίϯϙʔωϯτγεςϜ:୯ҰϑΝΠϧίϯϙʔωϯτ • ϧʔςΟϯά: Vue Router • ঢ়ଶཧͱσʔλϑϩʔ: Vuex • ςετϢʔςΟϦςΟ: Vue Test Utils Vue.js͕ఏڙ͢Δ༰
• Ϗϧυ(όϯυϥ): Vue Loader / rollup-plugin-vue • ΤσΟλ֦ு: Vetur
• αʔόʔαΠυϨϯμϦϯά Vue.js͕ఏڙ͢Δ༰ ͜ΕΒɺαʔυύʔςΟͷͷΛඞཁ ʹԠͯ͡ಋೖͯ͠ΞϓϦ։ൃΛ͍ͯ͘͠
ΞϓϦ։ൃ: ։ൃڥηοτΞοϓ
ΞϓϦ։ൃʹඞཁͳͷ • ίʔςΟϯάڥ • UIϏϧμ • ςετ & CI ڥ
• σόοΨ / ϓϩϑΝΠϥ • Ϗϧμ • γϡϛϨʔλ
ΞϓϦ։ൃʹඞཁͳͷ • ίʔυཧπʔϧ • Ξηοτཧ • ઃఆཧ • ࠃࡍԽϦιʔεཧ ͜͏ͨ͠αϙʔτΛड͚ΒΕΔɺΞϓ
Ϧ։ൃͷͨΊͷπʔϧ͕ඞཁ
ΞϓϦ։ൃΛ αϙʔτ͢Δπʔϧ
• IDE • GUI ϕʔεͷ౷߹։ൃڥ • CLI • λʔϛφϧΛϕʔεͱͨ͠։ൃڥ Ұൠతʹఏڙ͞Ε͍ͯΔ։ൃڥπʔϧ
• iOS: XCode • Android: Android Studio • Windows: Visual
Studio • Web: Web Storm IDE
• Ruby on Rails • Angular CLI • Create React
App CLI
• Vue CLI • Vue CLI UI Vue.js͕ఏڙ͢Δ։ൃڥπʔϧ ͜͏ͨ͠πʔϧͰΞϓϦ։ൃ ϓϩδΣΫτΛߏங͠ɺ
ඞཁʹԠͯ͡ଞͷϥΠϒϥϦɺ πʔϧΛΈ߹ΘͤΔ
Vue CLI ͷ ৽چͷҧ͍
• Vue CLI v1 ʙ v2 • ςϯϓϨʔτϕʔε • pros:
ॊೈੑ͕ߴ͍ ςϯϓϨʔτ࣍ୈͰࣗ༝ʹΧελϚΠζͰ͖Δ • cons: ϝϯςφϯε͕େม πʔϧαʔυϕϯμͷϥΠϒϥϦΛࣗͰόʔδϣϯ ཧ͠ͳ͍ͱ͍͚ͳ͍ چ Vue CLI
• Vue CLI v3 ʙ • ϓϥάΠϯϕʔε • pros: ։ൃڥͷߏஙɺ֦ுɺϝϯςφϯεָ͕
΄ͱΜͲ Vue CLI ͕໘ݟͯ͘ΕΔ • cons: ΤοδͳΧελϚΠζ͕ࠔ Vue CLI ͷϨʔϧ͔Β֎ΕΔ͜ͱͰ͖ͳ͍ ৽ Vue CLI
• چ Vue CLI ͱ Vue.js ެࣜ webpack ςϯϓ ϨʔτΑΓɺ৽
Vue CLI (Ҏ߱ Vue CLI v3 ͱݺͿ) ͷํ͕ɺ֨ஈʹָʂ • Ҏ߱ͰɺVue CLI v3 ʹΑΔ։ൃڥ ηοτΞοϓʹ͍ͭͯิ͢Δ
Vue CLI Ͱ ߏஙͰ͖Δ ඪ४։ൃڥ
• τϥϯεύΠϥ: Babel • ܕγεςϜ: TypeScript • Ϧϯτ: ESLint •
ίʔυϑΥʔϚολ: Prettier • ୯ମςετ: Chai / Mocha / Jest • E2Eςετ: NightWatch / Cypress • Ϗϧυ: webapck ։ൃπʔϧ
• ϧʔςΟϯά: Vue Router • ঢ়ଶཧ: Vuex • ୯ମςετϢʔςΟϦςΟ: Vue
Test Utils ϥΠϒϥϦ
• npm / yarn ͷίϚϯυొ • ڥมʹΑΔΞϓϦઃఆཧ • .env ͰཧՄೳ
• όοΫΤϯυͷ API ϓϩΩγڥͷఏڙ • vue.config.js Ͱͷઃఆ ͦͷଞ
CLIϓϥάΠϯʹΑΔ֦ு • ྫ: ࠃࡍԽͷΈ(i18n)Λಋೖ vue add i18n vue-cli-plugin-i18n my-app1 scafollding
& Env settings
Vue CLI UI ʹ͍ͭͯ
Vue CLI UI vue ui ίϚϯυ࣮ߦ… WebϒϥβʹGUIΞϓϦ͕ىಈ
Vue CLI UI Ͱग़དྷΔࣄ • Vue CLI ͷ CLI ϕʔεͰग़དྷΔࣄͻͱ௨
ΓͰ͖Δ (Vue CLI Λϥοϓͯ͠ಈ࡞) • ΞϓϦ։ൃϓϩδΣΫτ࡞ • CLIϓϥάΠϯՃ • ։ൃαʔόͷىಈ • ΞϓϦͷϏϧυ • webpackͷΠϯεϖΫγϣϯ …ͳͲ
CLI ൛ʹͳ͍ػೳͷఏڙ • GUIϕʔεͷಛੑΛੜ͔ͯ͠ɺҎԼͷΑ͏ ͳ༷ʑͳػೳΛఏڙ͍ͯ͠Δ • ϓϩδΣΫτཧ • GUIϕʔεͷઃఆ •
CLIϓϥάΠϯͷݕࡧˍҰཡ • CLIϓϥάΠϯͷΞοϓσʔτ • CLIϓϥάΠϯʹΑΔ։ൃࢧԉ֦ு … ͳͲ
ϓϩδΣΫτཧ
GUIϕʔεͷઃఆ
CLIϓϥάΠϯݕࡧˍҰཡ
Vue CLI UI ʹΑΔ։ൃࢧԉ • i18nϦιʔεͷཧ (CLIϓϥάΠϯ)
• λʔϛφϧͰͳ͘ɺGUI ϕʔεͳͷͰί Ϛϯυ࣮ߦ͕ۤखͳਓʹ༏͍͠ • ։ൃνʔϜͰۤखҙࣝͷํ͕͍Δ߹ɺ ͬͯੜ࢈ੑΛߴΊΔͱΑ͍ • ߏஙͨ͠ϓϩδΣΫτͷ Vue
CLI ͱ Vue CLI UI ͷฒଘར༻Մ Vue CLI UI ༏͍͠
͞ΒͳΔ ։ൃڥͷڧԽ
• Visual Studio Code + Vetur Έ߹Θͤਪ • Vue
͚ʹ࠷దՄ͞Εͨίʔυิ • SFCͷγϯλοΫεϋΠϥΠτ • ڧྗͳ TypeScript ͷܕαϙʔτ ίʔσΟϯάڥ
• Chrome + Vue DevTools ਪ • Chrome DevTools ʹΑΔϓϩϑΝΠϦϯ
ά • Vue DevToolsʹΑΔڧྗͳσόοάڥ σόοΨͱϓϩϑΝΠϦϯά
• σϑΥϧτͰ essntial ʹઃఆ͞Ε͍ͯ Δ • recommended Λਪ • Vue.js։ൃऀͱίϛϡχςΟʹରͯ͠ཧղ
Ͱ͖ΔҰ؏ੑΛ࣋ͬͨίʔυ eslint-plugin-vueͷϧʔϧΧςΰϦ
• RESTful ͳ API ʹରͯ͠ axios • GraphQL ͳέʔεʹରͯ͠ɺvue-apollo ͱ͔
௨৴ϥΠϒϥϦ
• Vuex Vue CLI v3 ܦ༝ͰಋೖͰ͖ΔΑ͏ʹ ͳ͍ͬͯΔ • σΟϨΫτϦߏԽϢʔβʔҙ
• Vuex ͷ TypeScript ڥ ͕ਏ͍ͳΒɺVue.js ެࣜͰͳ͍͕ɺϔϧύΛ͏ख͋Δ https://github.com/ktsn/vuex-type-helper ঢ়ଶཧϥΠϒϥϦ
• Vue CLI v3 ʹ͓͍ͯ weback-dev-server Λར༻͍ͯ͠ΔͨΊɺϓϩΩγઃఆै དྷͲ͓Γ • ։ൃڥ͚ʹmock࣮ͨ͠
Express ͷ ίʔυ vue.config.js ʹઃఆ͢Δ όοΫΤϯυͱͷϓϩΩγڥߏங
• Vue CLI v3 ͰɺCypress ͑ΔΑ͏ ʹͳͬͨ • Cypress ͷϓϥάΠϯͰE2EڥΛڧԽ͠
͍ͨ߹ɺͦͷྲّྀʹै͏ඞཁ͕͋Δ https://docs.cypress.io/guides/tooling/plugins-guide.html#Use-Cases E2Eςετڥ
ΞϓϦ։ൃ: ઃܭ
• ॻ੶ͰҎԼͷ߲ͷઃܭʹ͍ͭͯղઆ • ίϯϙʔωϯτઃܭ • ঢ়ଶϞσϦϯάͱσʔλϑϩʔઃܭ • ϧʔςΟϯάઃܭ ΞϓϦέʔγϣϯઃܭ
ίϯϙʔωϯτ ઃܭ
• Ұ؏ੑ ΞϓϦέʔγϣϯશମͰ౷Ұײͷ͋ΔίϯϙʔωϯτΛ ։ൃͰ͖Δ • ॏෳഉআ ಉ͡Α͏ͳػೳΛఏڙ͢Δίϯϙʔωϯτ։ൃΛഉআͰ ͖Δ • ੜ࢈ੑ্
νʔϜͰ։ൃ͢ΔίϯϙʔωϯτͷେΛڞ༗͢Δ͜ͱ Ͱ։ൃޮΛߴΊΒΕΔ ίϯϙʔωϯτઃܭͷҙٛ
• ίϯϙʔωϯτ ͷཻͱྨ Atomic Design ʹै͍ɺSFCͱ ͯ͠நग़ • ίϯϙʔωϯτ ͷAPIΛઃܭ
Atomic Design
• No • ։ൃϓϩδΣΫτʹ͓͍ͯίϯϙʔωϯτ ͷடংΛҡ࣋Ͱ͖ΔͳΒɺଞͷྨख๏͕ ͋ΕͦΕΛ͑Α͍ • ৫ಠࣗʹΦϨΦϨྨख๏Ͱ͍ͬͯ͘ ࣗ৴͕͋ΔͳΒɺͦΕͰ͍͍ͱࢥ͏ ඞͣAtomic
DesignͰͳ͚Ε͍͚ͳ͍ͷ͔ʁ
• Basic • Components • Containers • Pages ࢀߟ: ίϯϙʔωϯτͷྨ๏
ޙչ͠ͳ͍ͨΊͷ Vue ίϯϙʔωϯτઃܭ: nakajmgࢯ https://ponyhead.booth.pm/items/1028529
ঢ়ଶϞσϦϯά ͱ σʔλϑϩʔઃܭ
• ΞϓϦͷUI༷͔ Βঢ়ଶ(Ϟσϧ)ʹ མͱ͠ࠐΉ • σʔλϑϩʔͷ؍ ͔Β͍ͭͰʹɺ API͜͏ͳΔ ͖ͱઃܭ͕ͪ͠ ϞσϦϯάͱσʔλϑϩʔ
• ઃܭͨ͠ϞσϧͱAPIɺϑϩϯτΤϯυࢹ ʹΑΔઃܭ • མͱ͠ࠐΜͩϞσϧͱAPIͷ༷ɺόοΫΤ ϯυଆͱೝࣝᴥᴪ͕ͳ͍Α͏ʹ͠ͳ͍ͱ͍͚ͳ ͍ • ίϛϡχέʔγϣϯॏཁͰ͋Δ͕ɺόοΫΤ ϯυଆͱೝࣝᴥᴪΛݮΒ͢(Έ)ඞཁ
όοΫΤϯυଆͱڠௐ͢Δʹʁ
• ҎԼ͕ࢀߟʹͳΔ • swagger OpenAPI Generator • Consumer Driven
Contract ಉ࣌ʹ։ൃΛਐΊΔͨΊʹʁ BFFʢBackends For Frontendsʣ࣮ફʹ͓͚Δ3ͭͷΞϯνύλʔϯͱɺͦͷճආࡦ: ݹཅհࢯ http://www.atmarkit.co.jp/ait/articles/1808/31/news013.html
ϧʔςΟϯά ઃܭ
• Scrolling Amnesia • ϒϥβͷΔϘλϯ Λԡͨ࣌͠ʹظ͢Δ HTML͕ϩʔυ͞Εͳ ͔ͬͨ࣌ʹى͜Δ • Α͋͘Δέʔε:
ແݶϖʔδωʔγϣϯ εΫϩʔϧҐஔͷࣦ 7 Principles of Rich Web Applications https://rauchg.com/2014/7-principles-of-rich-web-applications#dont-break-history-enhance-it
• UI༷ݕ౼࣌ͷ֬ೝ ྫ: ແݶϖʔδωʔγϣϯͷ༗ແ & ڍಈ • αϙʔτ͢Δϒϥβͷ֬ೝ https://developer.mozilla.org/ja/docs/Web/API/History#ϒϥβʔ࣮ঢ়گ •
ϧʔςΟϯάϥΠϒϥϦͷରॲ๏ͷ֬ೝ https://router.vuejs.org/ja/guide/advanced/scroll-behavior.html ࣄલʹରԠՄೳ͔֬ೝඞਢ
ΞϓϦ։ൃ: ࣮
• ݎݻͳΞϓϦ։ൃʹ͢ΔͨΊʹɺಋೖ ͖͢ • Vue CLI v3 ͳΒ؆୯ʹಋೖ͢Δ͜ͱ͕Ͱ ͖Δ •
Visual Studio Code + Vetur Ͱੜ࢈ੑߴ͍ ։ൃ͕Մೳͳͷɺલʹઆ໌ͨ͠ͱ͓Γ TypeScriptͷಋೖ
࣮શൠ ʹ͍ͭͯ
• ॻ੶Ͱ vue init Ͱ karma + mocha ͳڥͰ ͷTDDڥΛߏஙͨ͠
• ࠓޙ Jest Λਪ͢Δ • εφοϓγϣοτςετ͕ศར • Assertion / Mock ๊߹͍ͯͯ͠ɺ͜Εܥͷ ϥΠϒϥϦͲΕ͏͔·ͳ͍͍ͯ͘ ϑϩϯτΤϯυʹ͓͚ΔTDD
• ίϯϙʔωϯτɺσʔλϑϩʔɺϧʔςΟϯάͷ ࣮TDDͰ͍ͬͯΔ͕શͯΔඞཁͳ͍ͱߟ ͍͑ͯΔ • ҰൠతʹUIͷ༷සൟʹଟ͘ൃੜ͢ΔͨΊຖճ ςετมߋίετ͕େม • ·ͨTDDͰUIͷߏݟͨΞχϝʔγϣϯͳ ͲͷڍಈΛ֬ೝ͢Δͷਏ͍ͱ͍͏͕͋Δ
TDDʹΑΔΞϓϦ։ൃ
• ίϯϙʔωϯτͷ࣮: • Storybook + reg-suite (ଞʹ͋Δ) ʹΑΔ Visual Regression
Testing https://github.com/mojoaxel/awesome-regression-testing • σʔλϑϩʔͱϧʔςΟϯάͷ࣮ • TDDͰϩδοΫͷڍಈΛνΣοΫ TDD͏·͍͚͘Δͱ͍͍͔
։ൃαʔό ͱ σόοά
• Vue DevTools v5 ʹҎԼͷػೳ͕ೖΔ༧ఆ (ݱࡏbeta) • ϧʔςΟϯάཤྺ •
ύϑΥʔϚϯεଌఆ • Vuexͷঢ়ଶฤू • …ͳͲ σόοΨ
E2Eςετ
• Cypress: Vue CLI v3 ͰެࣜʹηοτΞοϓΛఏڙ • Puppeteer: ಠࣗʹڥߏங͕ඞཁ NightWatchҎ֎ʹ͋Δ
ύϑΥʔϚϯεͷ ଌఆɾվળ
• Performance API ʹΑΔଌఆՕॴ • ύϑΥʔϚϯεվ ળϙΠϯτ Vue ʹ͓͚ΔύϑΥʔϚϯεଌఆ
• ύϑΥʔϚϯεଌఆػೳ͕ೖΔ༧ఆ Vue DevTools v5 ͰΑΓศརʹ FPS ίϯϙʔωϯτͷඳը
• ຊʂϑϩϯτΤϯυΤϯδχΞඞಡ ҰൠతͳύϑΥʔϚϯεଌఆɾվળ https://webperf.guide/
• ύϑΥʔϚϯεʹؔ͢Δใͷๅݿ Google Web Fundamentals https://developers.google.com/web/fundamentals/performance/
• ΩϟογϡઓུɺΞʔΩςΫνϟͳͲʹ ͍ͭͯɺҎԼࢿྉ͕ࢀߟʹͳΔ͔ ޫΛ͑ΔͨΊͷϑϩϯτΤϯυΞʔΩςΫνϟ https://speakerdeck.com/mizchi/guang-wochao-erutamefalsehurontoendoakitekutiya ύϑΥʔϚϯεͷΞʔΩςΫνϟ
αʔόʔαΠυ ϨϯμϦϯά
• ॻ੶ͷίϥϜʹॻ͍͕ͨɺ৭ʑͱେม ͳͷͰཁݕ౼͢Δ͜ͱ • ҎԼURLͷεϥΠυࢀߟʹ You Need to know SSR
https://speakerdeck.com/yosuke_furukawa/you-need-to-know-ssr ಋೖ͢Δ/͠ͳ͍ݕ౼͢Δ͜ͱ
·ͱΊ
• Vue.jsೖͷதɾେنΞϓϦ։ൃʹର͢Δิ ༰Λͨ͠ • ڥηοτΞοϓʹ͍ͭͯVue CLI v3 ϕʔεͰ େָʹͳΔ •
ઃܭʹ͍ͭͯɺࢀߟʹͳΔצॴʹ͍ͭͯͨ͠ • ࣮ʹ͍ͭͯɺ࣮ͷํɺ࣌ظπʔϧͷαϙʔ τ͞ΕΔ༰ɺଞͷํ๏ʹ͍ͭͯͨ͠ ·ͱΊ
Vue.jsೖ + ຊͷิTalk ༰Ͱ େن։ൃ͍͖ͬͯ·͠ΐ͏ʂ
Patreonͷࢧԉ ͓͓ͪͯ͠Γ·͢ʂ https://www.patreon.com/kazupon
͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ