{"id":37384,"date":"2023-07-19T11:59:21","date_gmt":"2023-07-19T11:59:21","guid":{"rendered":"https:\/\/www.railscarma.com\/?p=37384"},"modified":"2023-07-20T04:59:26","modified_gmt":"2023-07-20T04:59:26","slug":"%e3%82%b5%e3%83%bc%e3%83%93%e3%82%b9%e3%82%aa%e3%83%96%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6rails%e3%82%a2%e3%83%97%e3%83%aa%e3%82%92%e3%83%aa%e3%83%95%e3%82%a1","status":"publish","type":"post","link":"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/%e3%82%b5%e3%83%bc%e3%83%93%e3%82%b9%e3%82%aa%e3%83%96%e3%82%b8%e3%82%a7%e3%82%af%e3%83%88%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6rails%e3%82%a2%e3%83%97%e3%83%aa%e3%82%92%e3%83%aa%e3%83%95%e3%82%a1\/","title":{"rendered":"\u30b5\u30fc\u30d3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066 Rails \u30a2\u30d7\u30ea\u3092\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"37384\" class=\"elementor elementor-37384\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5471f31 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5471f31\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-935cede\" data-id=\"935cede\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-86c514e elementor-widget elementor-widget-text-editor\" data-id=\"86c514e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u8907\u96d1\u306b\u306a\u308b\u306b\u3064\u308c\u3066\u3001\u30af\u30ea\u30fc\u30f3\u3067\u8aad\u307f\u3084\u3059\u304f\u3001\u4fdd\u5b88\u3057\u3084\u3059\u3044\u30b3\u30fc\u30c9\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u9054\u6210\u3059\u308b\u52b9\u679c\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306e 1 \u3064\u306f\u3001\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9 \u30ed\u30b8\u30c3\u30af\u3092\u30e2\u30c7\u30eb\u307e\u305f\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304b\u3089\u500b\u5225\u306e\u30af\u30e9\u30b9\u306b\u62bd\u51fa\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u7d44\u7e54\u5316\u3001\u30c6\u30b9\u30c8\u5bb9\u6613\u6027\u3001\u518d\u5229\u7528\u6027\u306e\u5411\u4e0a\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066 Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u691c\u8a0e\u3057\u3001\u305d\u306e\u5229\u70b9\u3092\u793a\u3059\u5b9f\u8df5\u7684\u306a\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/span><\/p><p><b>\u554f\u984c\u306e\u7279\u5b9a:<\/b><span style=\"font-weight: 400;\"> \u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3092\u958b\u59cb\u3059\u308b\u306b\u306f\u3001\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3001\u5358\u4e00\u8cac\u4efb\u539f\u5247 (SRP) \u306b\u9055\u53cd\u3057\u3066\u3044\u308b\u30b3\u30fc\u30c9\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3001\u691c\u8a3c\u3001\u901a\u77e5\u3092\u51e6\u7406\u3059\u308b UserController \u3092\u5099\u3048\u305f Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308b\u3068\u4eee\u5b9a\u3057\u307e\u3059\u3002<\/span><\/p><p><span style=\"font-weight: 400;\">\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u62bd\u51fa: \u3053\u306e\u30b3\u30fc\u30c9\u3092\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u306b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u3068\u901a\u77e5\u306b\u95a2\u9023\u3059\u308b\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u3092\u5225\u306e\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u62bd\u51fa\u3057\u307e\u3059\u3002 app\/services \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e0b\u306b user_creation_service.rb \u3068\u3044\u3046\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u306a\u308b\u304b\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/span><\/p><p><strong>#app\/services\/user_creation_service.rb<\/strong><\/p><p><strong>\u30af\u30e9\u30b9UserCreationService<\/strong><\/p><p><strong>\u00a0\u00a0def \u521d\u671f\u5316(user_params)<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0@user_params = \u30e6\u30fc\u30b6\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/p><p><strong>\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0def create_user<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u30e6\u30fc\u30b6\u30fc = User.new(@user_params)<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0user.save \u306e\u5834\u5408<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0send_notification(\u30e6\u30fc\u30b6\u30fc)<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u771f\u5b9f<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u305d\u308c\u4ee5\u5916<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u9593\u9055\u3044<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8<\/strong><\/p><p><strong>\u00a0\u00a0def send_notification(\u30e6\u30fc\u30b6\u30fc)<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0# \u30e6\u30fc\u30b6\u30fc\u306b\u901a\u77e5\u3092\u9001\u4fe1\u3059\u308b\u305f\u3081\u306e\u30ed\u30b8\u30c3\u30af<\/strong><\/p><p><strong>\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u7d42\u308f\u308a<\/strong><\/p><p><b>UserController \u306e\u66f4\u65b0:<\/b><span style=\"font-weight: 400;\"> UserController \u3067\u3001\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u3092\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u547c\u3073\u51fa\u3057\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002\u66f4\u65b0\u65b9\u6cd5\u306e\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/span><\/p><p><strong>#app\/controllers\/users_controller.rb<\/strong><\/p><p><strong>\u30af\u30e9\u30b9 UsersController &lt; ApplicationController<\/strong><\/p><p><strong>\u00a0\u00a0\u30c7\u30d5\u30a9\u30eb\u30c8\u4f5c\u6210<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0user_service = UserCreationService.new(user_params)<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0if user_service.create_user<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0redirect_to root_path\u3001\u6ce8\u610f:\u300c\u30e6\u30fc\u30b6\u30fc\u306f\u6b63\u5e38\u306b\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f!\u300d<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u305d\u308c\u4ee5\u5916<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0:\u65b0\u898f<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8<\/strong><\/p><p><strong>\u00a0\u00a0\u30c7\u30d5\u30a9\u30eb\u30c8\u306euser_params<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0params.require(:user).permit(:name, :email, :password)<\/strong><\/p><p><strong>\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u7d42\u308f\u308a<\/strong><\/p><p><b>\u30b5\u30fc\u30d3\u30b9\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30c6\u30b9\u30c8:<\/b><span style=\"font-weight: 400;\"> \u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u5206\u96e2\u3057\u3066\u7c21\u5358\u306b\u30c6\u30b9\u30c8\u3067\u304d\u3001\u62bd\u51fa\u3055\u308c\u305f\u30ed\u30b8\u30c3\u30af\u306e\u6b63\u78ba\u6027\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002 UserCreationService \u30af\u30e9\u30b9\u306e\u30c6\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4f9d\u5b58\u95a2\u4fc2\u3092\u30e2\u30c3\u30af\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\uff1a<\/span><\/p><p><strong>#spec\/services\/user_creation_service_spec.rb<\/strong><\/p><p><strong>\u300crails_helper\u300d\u304c\u5fc5\u8981<\/strong><\/p><p><strong>RSpec.describe UserCreationService do<\/strong><\/p><p><strong>\u00a0\u00a0&#039;#create_user&#039; \u3092\u8aac\u660e\u3057\u307e\u3059<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u300c\u30e6\u30fc\u30b6\u30fc\u3092\u4f5c\u6210\u3057\u3066\u901a\u77e5\u3092\u9001\u4fe1\u300d\u3057\u307e\u3059<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0user_params = { \u540d\u524d: &#039;John Doe&#039;\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9: &#039;john@example.com&#039;\u3001\u30d1\u30b9\u30ef\u30fc\u30c9: &#039;password&#039; }<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0user_service = UserCreationService.new(user_params)<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Expect(user_service.create_user).to be true<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Expect(\u901a\u77e5).to have_received(:send).with(instance_of(User))<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u300c\u30e6\u30fc\u30b6\u30fc\u306e\u4f5c\u6210\u304c\u5931\u6557\u3057\u305f\u5834\u5408\u306f false \u3092\u8fd4\u3057\u307e\u3059\u300d<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0# \u30c6\u30b9\u30c8\u5931\u6557\u4f8b<\/strong><\/p><p><strong>\u00a0\u00a0\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u00a0\u00a0\u7d42\u308f\u308a<\/strong><\/p><p><strong>\u7d42\u308f\u308a<\/strong><\/p><h2><b>\u7d50\u8ad6\uff1a\u00a0<\/b><\/h2><p><span style=\"font-weight: 400;\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3001 <a href=\"https:\/\/www.railscarma.com\/ja\/%e3%82%ab%e3%82%b9%e3%82%bf%e3%83%a0%e3%83%ac%e3%83%bc%e3%83%ab%e3%82%a2%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e9%96%8b%e7%99%ba\/\">Rails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a> \u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9 \u30ed\u30b8\u30c3\u30af\u3092\u52b9\u679c\u7684\u306b\u5206\u96e2\u3057\u3001\u30b3\u30fc\u30c9\u69cb\u6210\u3092\u6539\u5584\u3057\u3001\u30c6\u30b9\u30c8\u5bb9\u6613\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u5b9f\u8df5\u7684\u306a\u4f8b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u4f5c\u6210\u304a\u3088\u3073\u901a\u77e5\u30ed\u30b8\u30c3\u30af\u3092\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u62bd\u51fa\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u7d50\u679c\u3001\u30b3\u30fc\u30c9\u304c\u3088\u308a\u30af\u30ea\u30fc\u30f3\u3067\u4fdd\u5b88\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u529b\u3092\u5229\u7528\u3057\u3066 Rails \u30a2\u30d7\u30ea\u3092\u5408\u7406\u5316\u3057\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u5f0f\u3067\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u306e\u5229\u70b9\u3092\u6d3b\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p><p><br \/><br \/><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t  <div class=\"related-post slider\">\r\n        <div class=\"headline\">\u95a2\u9023\u8a18\u4e8b<\/div>\r\n    <div class=\"post-list owl-carousel\">\r\n\r\n            <div 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href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-to-build-a-scalable-saas-platform-using-ruby-on-rails\/?related_post_from=41273\">\r\n        Ruby on Rails\u3092\u4f7f\u3063\u3066\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306aSaaS\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5  <\/a>\r\n\r\n        <\/div>\r\n              <div class=\"item\">\r\n            <div class=\"thumb post_thumb\">\r\n    <a  title=\"Ruby\u6b63\u898f\u8868\u73fe\u30de\u30c3\u30c1\u30ac\u30a4\u30c9\uff082026\uff09\u4f8b\u4ed8\u304d\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-regex-match-guide-with-examples\/?related_post_from=41249\">\r\n\r\n      <img decoding=\"async\" width=\"800\" height=\"300\" src=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Ruby-Regex-Match-Guide-with-Examples.png\" class=\"attachment-full size-full wp-post-image\" alt=\"\u30eb\u30d3\u30fc\u6b63\u898f\u8868\u73fe\u30de\u30c3\u30c1\" srcset=\"https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Ruby-Regex-Match-Guide-with-Examples.png 800w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Ruby-Regex-Match-Guide-with-Examples-300x113.png 300w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Ruby-Regex-Match-Guide-with-Examples-768x288.png 768w, https:\/\/www.railscarma.com\/wp-content\/uploads\/2026\/04\/Ruby-Regex-Match-Guide-with-Examples-18x7.png 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\r\n\r\n    <\/a>\r\n  <\/div>\r\n\r\n  <a class=\"title post_title\"  title=\"Ruby\u6b63\u898f\u8868\u73fe\u30de\u30c3\u30c1\u30ac\u30a4\u30c9\uff082026\uff09\u4f8b\u4ed8\u304d\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-regex-match-guide-with-examples\/?related_post_from=41249\">\r\n        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\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30cd\u30b9 \u30ed\u30b8\u30c3\u30af\u3092\u30e2\u30c7\u30eb\u307e\u305f\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304b\u3089\u500b\u5225\u306e\u30af\u30e9\u30b9\u306b\u62bd\u51fa\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u7d44\u7e54\u5316\u3001\u30c6\u30b9\u30c8\u5bb9\u6613\u6027\u3001\u518d\u5229\u7528\u6027\u306e\u5411\u4e0a\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066 Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u691c\u8a0e\u3057\u3001\u305d\u306e\u5229\u70b9\u3092\u793a\u3059\u5b9f\u8df5\u7684\u306a\u4f8b\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u554f\u984c\u306e\u7279\u5b9a: \u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3092\u958b\u59cb\u3059\u308b\u306b\u306f\u3001\u8907\u96d1\u306a\u30ed\u30b8\u30c3\u30af\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3001\u5358\u4e00\u8cac\u4efb\u539f\u5247 (SRP) \u306b\u9055\u53cd\u3057\u3066\u3044\u308b\u30b3\u30fc\u30c9\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3059\u3002 UserController \u3092\u5099\u3048\u305f Rails \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308b\u3068\u4eee\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.railscarma.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/ruby-regex-match-guide-with-examples\/\"> <span class=\"screen-reader-text\">Ruby\u6b63\u898f\u8868\u73fe\u30de\u30c3\u30c1\u30ac\u30a4\u30c9\uff082026\uff09\u4f8b\u4ed8\u304d<\/span> \u3082\u3063\u3068\u8aad\u3080 \"<\/a><\/p>","protected":false},"author":5,"featured_media":37392,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1224],"tags":[],"class_list":["post-37384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Refactor Your Rails App With Service Objects - Railscarma<\/title>\n<meta name=\"description\" content=\"Let&#039;s explore the process of refactoring a Rails application with service objects, providing a example to 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