Rails Conventions & Patterns

What problem does it solve?

This skill provides authoritative guidance on Ruby on Rails conventions, design patterns, and idiomatic code standards for production apps.

Core Features & Use Cases

• Ruby & Rails Versions: ruby: "3.2+ (prefer 3.3+ for YJIT benefits)", rails: "7.1+ (prefer 8.0+ for new projects)"
• Rails 7.1+ Features: Composite Primary Keys, ActiveRecord::Encryption, Horizontal Sharding, Async Query Loading, Normalization
• Rails 8.0+ Features and Modern Ruby 3.3+: examples include Solid Queue, Solid Cache, credentials
• Modern Ruby 3.3+ examples (pattern matching, data classes, etc.)

Quick Start

Adopt these conventions in new and existing Rails apps to ensure readable, maintainable, and scalable code.