Scaffold使ってみる
Blogプロジェクト生成
Scaffoldコマンド
$ rails generate scaffold モデル名 カラム名1:データ型1 カラム名2:データ型 2 …
簡単なブログを作って見ます。Terminalから以下のコマンドを実行
$ rails generate scaffold blog title:string blog:text write_date: datetime
データ型
| mysql | sqlite | postgresql | |
|---|---|---|---|
| :binary | bolb | bolb | bytea |
| :boolean | tinyint(1) | boolean | boolean |
| :date | date | date | date |
| :datetime | datetime | datetime | timestamp |
| :decimal | decimal | decimal | decimal |
| :float | float | float | float |
| :integer | int(11) | integer | integer |
| :string | varchar(255) | varchar(255) | character varying(256) |
| :text | text | text | text |
| :time | time | datetime | time |
| :timestamp | datetime | datetime | timestamp |
ソースが自動的に生成される
Running via Spring preloader in process 17329
invoke active_record
create db/migrate/20190324031749_create_blogs.rb
create app/models/blog.rb
invoke test_unit
create test/models/blog_test.rb
create test/fixtures/blogs.yml
invoke resource_route
route resources :blogs
invoke scaffold_controller
create app/controllers/blogs_controller.rb
invoke erb
create app/views/blogs
create app/views/blogs/index.html.erb
create app/views/blogs/edit.html.erb
create app/views/blogs/show.html.erb
create app/views/blogs/new.html.erb
create app/views/blogs/_form.html.erb
invoke test_unit
create test/controllers/blogs_controller_test.rb
create test/system/blogs_test.rb
invoke helper
create app/helpers/blogs_helper.rb
invoke test_unit
invoke jbuilder
create app/views/blogs/index.json.jbuilder
create app/views/blogs/show.json.jbuilder
create app/views/blogs/_blog.json.jbuilder
invoke assets
invoke coffee
create app/assets/javascripts/blogs.coffee
invoke scss
create app/assets/stylesheets/blogs.scss
invoke scss
create app/assets/stylesheets/scaffolds.scss
migrate実行
rails db:migrate
== 20190324031749 CreateBlogs: migrating ======================================
-- create_table(:blogs)
-> 0.0013s
== 20190324031749 CreateBlogs: migrated (0.0014s) =============================