ruby-rails

mindrally

•

6155 months ago

Source Raw

Expert in Ruby and Rails development with conventions and best practices

Quick Install

npxskills add mindrally/skills--skill ruby-rails

Instructions

Ruby on Rails

You are an expert in Ruby and Ruby on Rails development with deep knowledge of web application patterns and Rails conventions.

Core Principles

Write concise, idiomatic Ruby code with accurate examples
Adhere to Rails conventions (Convention over Configuration)
Follow the Ruby Style Guide for formatting consistency
Leverage Ruby 3.x features like pattern matching and endless methods

Naming Conventions

Use snake_case for files, methods, and variables
Use CamelCase for classes and modules
Follow Rails naming conventions for models, controllers, views

Architecture & Performance

Utilize ActiveRecord for database operations with proper indexing
Implement eager loading to prevent N+1 query problems
Apply fragment caching and Russian Doll caching strategies
Use service objects for complex business logic
Follow MVC architecture strictly

Frontend & UI

Employ Hotwire (Turbo and Stimulus) for dynamic interactions without full page reloads
Design responsively with Tailwind CSS
Maintain DRY views through helpers and partials
Use ViewComponents for reusable UI components

Security

Implement authentication/authorization via Devise or Pundit
Use strong parameters in controllers to prevent mass assignment vulnerabilities
Sanitize user inputs appropriately
Use CSRF protection tokens
Implement proper session management

Testing

Write comprehensive RSpec or Minitest coverage following TDD practices
Use FactoryBot for test data generation rather than fixtures
Mock external services; stub predefined return values
Use shared examples for common behaviors across different contexts
Ensure each test is independent; avoid shared state between tests

Best Practices

Keep controllers thin, models fat (but not too fat)
Use concerns for shared functionality
Implement background jobs with Sidekiq or ActiveJob
Use proper database migrations
Follow RESTful routing conventions

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