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Introduction Of medpacker RoR Frontend Boilerplate MedPeer, Inc Yamato Murakami (@pipopotamasu3) RailsDM 03/23/2019

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name: Yamato Murakami, github: pipopotamasu, twitter: pipopotamasu3, company: MedPeer, Inc, tech: [ Ruby, PHP, Vue.js, React ], hobby: Baseball

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So, what is medpacker?

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So, what is medpacker? https://github.com/medpeer-inc/medpacker

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So, what is medpacker? medpacker is … RoR Frontend Boilerplate for MedPeer, Inc

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So, what is medpacker? 3 concepts 1VSFXFCQBDL /PBTTFUQJQFMJOF /PXFCQBDLFS 1SFJOTUBMMFE MJCSBSJFT 4UBSUEFWFMPQNFOU JNNFEJBUFMZ VOJGZMJCSBSJFT &BTZBOEGBTU JOTUBMM *OTUBMMUJNFJT XJUIJONJOJUFT

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Why I developed medpacker?

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3 motivations 1. Difficulties of asset pipeline and webpacker 2. Light unification of adopted libraries 3. Faster services launch

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Difficulties of asset pipeline and webpacker

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Cons of asset pipeline • Integration Modern Frontend • Slow sprokets • Rails-way frontend

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Cons of webpacker • Abstract webpack config • Strange initial config • Depend on webpack v3

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Confs of webpacker • Abstract webpack config • Strange initial config • Depend on webpack v3

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webpacker • Abstract webpack config • Strange initial config • Depend on webpack v3

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We need pure webpack for modern frontend.

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Light unification of adopted libraries

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Imazine!

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Backend engineers

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Frontend engineer from associate company

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Let’s start project!

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webpacker

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webpacker We focus on Vue.js!

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webpacker We focus on Vue.js!

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webpacker I had should share our tech context but I had could’t …

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We need light unification for libraries.

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Faster services launch

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MedPeer mid-term strategy

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MedPeer mid-term strategy

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Many new services will launch…

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ۭͷpackge.json

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It takes long time from scratch.

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We need frontend boilerplate to launch services faster.

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3 motivations 1. Difficulties of asset pipeline and webpacker 2. Light unification of adopted libraries 3. Faster services launch

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So, what is medpacker? 3 concepts 1VSFXFCQBDL /PBTTFUQJQFMJOF /PXFCQBDLFS 1SFJOTUBMMFE MJCSBSJFT 4UBSUEFWFMPQNFOU JNNFEJBUFMZ VOJGZMJCSBSJFT &BTZBOEGBTU JOTUBMM *OTUBMMUJNFJT XJUIJONJOJUFT

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So, what is medpacker?

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Install Demo

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Contents of medpacker

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webpack ecosystem • webpack • webpack-dev-server • loaders

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Babel ecosystem • @babel/core • @babel/polyfill • @babel/preset-env

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PostCSS • autoprefixer • postcss-flexbugs-fixes

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Lint • eslint • eslint-plugin-vue • stylelint • stylelint-scss

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Others • Vue.js • rails-ujs • normalize.css • axios

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Coming soon… • TypeScript • Image compression • etc..

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You can start development with these libraries.

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How medpacker works?

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Install to your app

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https://guides.rubyonrails.org/rails_application_templates.html

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https://github.com/medpeer-inc/medpacker/ blob/master/template.rb

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Read asset files

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https://github.com/medpeer-inc/medpacker/blob/master/app/helpers/webpack_bundle_helper.rb

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https://github.com/medpeer-inc/medpacker/blob/master/app/helpers/webpack_bundle_helper.rb

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https://github.com/medpeer-inc/medpacker/blob/master/app/helpers/webpack_bundle_helper.rb

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https://github.com/medpeer-inc/medpacker/blob/master/app/helpers/webpack_bundle_helper.rb

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https://github.com/medpeer-inc/medpacker/blob/master/app/helpers/webpack_bundle_helper.rb

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https://github.com/medpeer-inc/medpacker/blob/master/app/views/layouts/application.html.erb

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https://github.com/medpeer-inc/medpacker/blob/master/app/views/home/index.html.erb

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E2E test

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https://github.com/medpeer-inc/medpacker/blob/master/spec/features/home_spec.rb

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https://github.com/medpeer-inc/medpacker/blob/master/spec/features/home_spec.rb

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https://github.com/medpeer-inc/medpacker/blob/master/spec/supports/webpack.rb

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https://github.com/medpeer-inc/medpacker/blob/master/package.json

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So, what is medpacker? https://github.com/medpeer-inc/medpacker

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Special Thanks https://inside.pixiv.blog/subal/4615 https://medium.com/studist-dev/goodbye-webpacker-183155a942f6

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References • https://inside.pixiv.blog/subal/4615 • https://medium.com/studist-dev/goodbye- webpacker-183155a942f6 • https://github.com/rails/webpacker • https://guides.rubyonrails.org/

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Reference Images • http://hermie.jp/ • Yoshiki HAYAMA hermie.jp • CC BY 3.0 • https://creativecommons.org/licenses/by/ 3.0/deed.ja

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Thank you for listening!