Generate With Rails!

A How-to Guide to Set Up A Database with Generators

Building a backend can feel stressful and you may feel like there’s a copious amount of information to remember, especially if you’re just starting out. Once you get the basics down, you can kick on the generators and relax.

Courtesy of https://dribbble.com/

Let’s start from the ground up. We just created a new Ruby on Rails application with rails new <project name> and now we want to start building out our project.

From this point, we can generate all sort of things; assets, controller, generator, helper, inherited_resources_controller, integration_test, mailer, migration, model, observer, performance_test, resource, responders_controller, scaffold, scaffold_controller, session_migration, and task. We’ll address controller, model, migration, and resource in this post.

All of the generators follow the same outline rails generate <name of generator> <options> . Adding --no-test-framework to the end of this command, won’t generate a spec file with tests.

Note: g can be used in place of generate

Controller

rails generate controller users will:

create  app/controllers/users_controller.rb
invoke  erb
create  app/views/users
invoke  test_unit
create  test/controllers/users_controller_test.rb
invoke  helper…