solid-principle

Enforce SOLID design principles across classes, modules, and architectures.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/ngmthaq/my-copilot --skill solid-principle
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: solid-principle
Source: https://github.com/ngmthaq/my-copilot/tree/main/skills/solid-principle
Command: npx skills add https://github.com/ngmthaq/my-copilot --skill solid-principle

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

SOLID principles help maintainable and scalable object-oriented design by reducing coupling and increasing cohesion, making code easier to extend and refactor.

Core Features & Use Cases

  • Enforces Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion across classes, modules, and architectures.
  • Provides concrete guidelines and best practices for writing, reviewing, and refactoring code to align with SOLID micro-patterns across languages.
  • Useful for teams aiming to improve code quality, facilitate easier testing, and enable safer feature growth.

Quick Start

Apply SRP to a class by separating responsibilities, then validate adherence to OCP, LSP, ISP, and DIP in successive refactors.

Frequently Asked Questions about solid-principle

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
What do SOLID design principles solve in object-oriented programming?

SOLID design principles reduce code coupling and increase cohesion in object-oriented programming, making modules easier to extend, test, and refactor without increasing fragility. They enforce single-responsibility, open-closed, Liskov substitution, interface segregation, and dependency inversion guidelines.

How do I refactor a class to follow the Single Responsibility Principle?

To refactor a class for the Single Responsibility Principle, separate its distinct responsibilities into individual modules, then validate the resulting structure against the open-closed, Liskov substitution, interface segregation, and dependency inversion guidelines in successive refactoring steps.

Can I apply SOLID coding standards across different programming languages?

Yes, you can apply SOLID coding standards across different programming languages and project sizes. The principles provide language-agnostic micro-patterns and concrete guidelines for writing, reviewing, and refactoring object-oriented architectures.

What is the best way to enforce the Open/Closed and Liskov Substitution Principles?

The best way to enforce the Open/Closed and Liskov Substitution Principles is to validate class hierarchies during refactoring, ensuring modules remain open for extension but closed for modification while subtypes remain substitutable for their base types without altering behavior.

When should I not use SOLID refactoring guidelines on my architecture?

You should avoid applying SOLID refactoring guidelines when a codebase requires minimal future feature growth or when the architectural overhead of strict interface segregation and dependency inversion outweighs the maintainability benefits for small, static scripts.