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Eclipse Solargraph

Ruby plugin combining the powers of the Eclipse IDE and the Solargraph language server!

Left: Ruby edition with syntax highlighting, autocomplete, docs, outline, references search and many other features! Right: debugging session!

Features at a glance

  • Rich syntax highlighting and code folding
  • Code completion
  • Documentation hovers
  • Rename refactoring
  • Find references
  • Jump to declarations
  • Code outline
  • Run files as Ruby scripts with customisable launch configurations
  • Run bundle install on Gemfiles and gem build on gemspec files
  • Various other features part of the Language Server Protocol
  • Experimental debugger

Check out what's new in the latest releases!

Getting started

💿 Plugin installation

You can download and install the plugin via the Eclipse Marketplace, or simply drag the below button to your running Eclipse workspace:

Drag to your running Eclipse* workspace. *Requires Eclipse Marketplace Client

Alternatively, head to the update site and follow the instructions listed there.

Tips and tricks

To improve code completion and intellisense, it is recommended to generate YARD documentation for your gems (run yard gems in a terminal).

You can fine-tune Solargraph's behaviour on a per-project basis by creating a .solargraph.yml configuration file.

🔧 Setting your own working copy of the project

  • Download the RCP and RAP Developers version of Eclipse.
  • Clone or download this repository. You can also create your own fork by clicking on the Fork icon on the top right of this page.
  • In Eclipse, go to File -> Import... -> General -> Existing Projects into Workspace.
  • In the Select root directory field, indicate the location where you checked out the eclipse-solargraph repository.
  • Ensure Search for nested projects is enabled, select all projects in the Projects field and click Finish.
  • Open and click Set as Active Target Platform.
  • You're ready to go! You can now either launch an instance of Eclipse running the plugin by right-clicking on the plugin project and selecting Run As -> Eclipse Application, or you can export a plugin archive file by selecting Export -> Deployable plug-ins and fragments.


$ code

Want to make this plugin better, faster, stronger? Contributions are more than welcome, open a pull request and share your code! Simply fork the repository by clicking on the icon on the top right of this page and you're ready to go!

💬 Support

Thought of a cool idea? Found a problem or need some help? Simply open an issue!


Find the project useful, fun or interesting? Star the repository by clicking on the icon on the top right of this page!


The following projects are used by this plugin:

  • Solargraph by castwide: underlying language server (MIT License) and adapted marketplace logo (CC BY-SA License).
  • Readapt by castwide: debugger (MIT License).
  • LSP4E: Language Server Protocol support in the Eclipse IDE (Eclipse Public License).
  • VS Code: TextMate language configuration (MIT License).
  • TM4E: TextMate support in the Eclipse IDE (Eclipse Public License).
  • Ruby: launch shortcut logo (Creative Commons License).


Eclipse Public License - v 2.0

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