When the method turns into a hyperlink, click it without releasing the key. For instance, keeping Ctrl pressed, hover your mouse pointer over the has_many method. Note that you can jump not only to project entities but to definitions within external libraries (which are gems in our case). You'll jump to the class declaration in the user.rb file. In the opened app/controllers/users_controller.rb file, place the caret next to the User class and press Ctrl+B. To see this capability in action, press Ctrl+Shift+N, start typing users_controller, select the users_controller.rb file and click Enter. Go to declaration allows you to navigate to the declaration of a symbol from any symbol usage. You can use it to open any file in your project, create new files, and so on. The Project view ( Alt+1) on the left side of the IDE displays the project structure. You can navigate between files, go to declarations, search entities of any types, and so on. IntelliJ IDEA provides rich navigation capabilities to explore projects of any sizes. The created test.sqlite3 database will be used to run tests. This time, set the Environment option to test in the Execute ‘db:migrate’ dialog and click OK. Run rake db:migrate one more time as described in the first step. This creates the development.sqlite3 database in the db folder. Leave the default settings in the invoked Execute ‘db:migrate’ dialog and click OK. Select rake db:migrate in the dropdown and press Enter. Wait until IntelliJ IDEA installs all packages.īefore running our Rails application, we need to migrate the database. Then, select the yarn install command from the list and press Enter. Press Ctrl twice again and start typing yarn install. To install JavaScript dependencies mentioned in the project's package.json file using Yarn, do the following: Wait until IntelliJ IDEA installs all gems. In the Bundle Install dialog, add the following argument: (Optional) If the current project interpreter does not have the required Bundler version specified in Gemfile.lock, IntelliJ IDEA suggests installing it. Then, select the bundle install command from the list and press Enter. Press Ctrl twice and start typing bundle install. IntelliJ IDEA allows you to use Bundler to manage gems. Now, let’s install the gems specified in the Gemfile. You can also use interpreters managed by other version managers or installed using the package management system of your operating system. In this tutorial, we use RVM to manage Ruby interpreters. In the invoked Project Structure dialog, switch to the Modules page and select the Ruby interpreter. Go to File | Project Structure, or press Ctrl+Alt+Shift+S. Select the Ruby interpreter and install gemsĪfter you’ve opened the project, it is necessary to select the required Ruby interpreter and install the dependencies specified in the project's Gemfile: Indexing occurs when you open a project for the first time, install dependencies, add new files to a project, get updates from a version control system, or switch branches. This is required for code insight features such as code completion and navigation. IntelliJ IDEA indexes your project to analyze its sources and collects the information on available files, class and method definitions, and so on. You can see the progress in the Status Bar. ![]() IntelliJ IDEA will show a progress bar indicating a cloning process.Īfter cloning the repository, IntelliJ IDEA opens the directory and starts the indexing process. Insert the following address to the URL field:Ĭlick the Clone button. Make sure that Git is selected in the Version control field. In the Get from Version Control dialog, do the following: Run IntelliJ IDEA and click Get from Version Control on the Welcome Screen. Open a projectįirst of all, we need to clone the repository containing the sample application: We'll perform all steps using IntelliJ IDEA installed on macOS. Install the Ruby distribution for your platform. ![]() Before starting this tutorial, do the following: In this tutorial, we’ll show you the main IntelliJ IDEA capabilities using a fork of a sample application created for the Ruby on Rails Tutorial. IntelliJ IDEA is available for different platforms including macOS, Windows, and Linux. IntelliJ IDEA is an integrated development environment (IDE) that helps you be more productive in every aspect of Ruby/Rails projects development - from writing and debugging code to testing and deploying a completed application. Get started with a Rails project in IntelliJ IDEA
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