SOLID Principles

This skill provides universal SOLID principles guidelines for object-oriented code quality.

See @REFERENCE.md for detailed documentation.

Quick Reference

• SRP: One reason to change per class
• OCP: Extend via interfaces, don't modify existing
• LSP: Subtypes substitutable for base types
• ISP: Small interfaces (< 5 methods)
• DIP: Depend on abstractions, not implementations