ruby-lsp

A Claude Code plugin providing comprehensive Ruby development support through:

• ruby-lsp (Shopify) integration for IDE-like features
• 12 automated hooks for linting, formatting, testing, and security scanning
• Ruby ecosystem integration (RuboCop, RSpec, Bundler, Brakeman)

Quick Setup

# Run the setup command (after installing the plugin)
/setup

Or manually:

# Install Ruby LSP
gem install ruby-lsp

# Install development tools
gem install rubocop bundler-audit brakeman

Features

LSP Integration

The plugin configures ruby-lsp for Claude Code via .lsp.json:

{
    "ruby": {
        "command": "ruby-lsp",
        "args": [],
        "extensionToLanguage": {
            ".rb": "ruby",
            ".rake": "ruby",
            ".gemspec": "ruby"
        },
        "transport": "stdio"
    }
}

Capabilities:

• Go to definition / references
• Hover documentation
• Gem resolution
• YARD documentation
• Real-time diagnostics

Automated Hooks

Hook	Trigger	Description
ruby-syntax-check	**/*.rb	Ruby syntax validation
rubocop-on-edit	**/*.rb	Lint and auto-fix with RuboCop
brakeman-check	**/*.rb	Security scanning (Rails)
ruby-todo-fixme	**/*.rb	Surface TODO/FIXME comments

Required Tools

Tool	Installation	Purpose
ruby-lsp	gem install ruby-lsp	LSP server
rubocop	gem install rubocop	Linting & formatting
bundler-audit	gem install bundler-audit	Dependency security
brakeman	gem install brakeman	Rails security

Project Structure

ruby-lsp/
├── .claude-plugin/
│   └── plugin.json           # Plugin metadata
├── .lsp.json                  # ruby-lsp configuration
├── commands/
│   └── setup.md              # /setup command
├── hooks/
│   └── scripts/
│       └── ruby-hooks.sh
├── tests/
│   └── sample_spec.rb        # Test file
├── CLAUDE.md                  # Project instructions
└── README.md                  # This file

License

MIT