module GrapeSampleApi class Application < Rails::Application config.active_record.raise_in_transactional_callbacks = true config.autoload_paths += %W(#{config.root}/lib/api)#←追記 end end # lib/api/api.rb # coding: utf-8 class API < Grape::API # APIアクセスに接頭語を不可 # ex) http://localhost:3000/api prefix "api" # APIアクセスにバージョン情報を付加 # ex) http://localhost:3000/api/vl/ version 'v1', :using => :path # 未指定の場合に
![railsでGrapeを使ってAPI作成、プラス例外処理 - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/b76c2520004b0ce4c0cc2585ba17fb282b8f8e16/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-412672c5f0600ab9a64263b751f1bc81.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk3MiZoPTM3OCZ0eHQ9cmFpbHMlRTMlODElQTdHcmFwZSVFMyU4MiU5MiVFNCVCRCVCRiVFMyU4MSVBMyVFMyU4MSVBNkFQSSVFNCVCRCU5QyVFNiU4OCU5MCVFMyU4MCU4MSVFMyU4MyU5NyVFMyU4MyVBOSVFMyU4MiVCOSVFNCVCRSU4QiVFNSVBNCU5NiVFNSU4NyVBNiVFNyU5MCU4NiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnM9Yzg0N2M4MDAxODVjYjEzYmZlYTQ3YWIwYmU1N2RhNTU%26mark-x%3D142%26mark-y%3D57%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZoPTc2Jnc9NzcwJnR4dD0lNDB0YWt1c2VtYmEmdHh0LWNvbG9yPSUyMzIxMjEyMSZ0eHQtZm9udD1IaXJhZ2lubyUyMFNhbnMlMjBXNiZ0eHQtc2l6ZT0zNiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZzPWJkYjIxOTIxM2MxNGRmYzJiYmFkMzZjZTc5YzBhNTNm%26blend-x%3D142%26blend-y%3D436%26blend-mode%3Dnormal%26txt64%3DaW4g5qCq5byP5Lya56S-44K144Kk44OQ44O844Ko44O844K444Kn44Oz44OI%26txt-width%3D770%26txt-clip%3Dend%252Cellipsis%26txt-color%3D%2523212121%26txt-font%3DHiragino%2520Sans%2520W6%26txt-size%3D36%26txt-x%3D156%26txt-y%3D536%26s%3D93e57ea2db4edc0721f1c38dfaea3c32)