How does the two-tier error model work?

It separates user-facing errors with rich diagnostics from internal programming errors, using a standardized lowercase fragment format for better composability.

Does this skill help with cross-platform development?

Yes, it provides specific principles for using OS-native logic and organizing platform-specific files to ensure software works correctly on Windows, Unix, and POSIX systems.

What is Property-Driven Design in this skill?

It is a design methodology that uses discovery questions regarding idempotence, invariants, and roundtrips to surface design gaps before the debugging phase.

Why does this skill discourage the use of 'utils.ts'?

Generic utility files become unmaintainable dumping grounds; the skill enforces naming files by their specific purpose (e.g., 'string-formatting.ts') to improve discoverability and cohesion.

Coding Effectively

Name: Coding Effectively
Author: ed3dai

byed3dai

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Developer Tools

Implements high-standard engineering principles, property-driven design, and cross-platform best practices for robust software development.

Coding Effectively is a comprehensive set of engineering guidelines designed to elevate code quality through property-driven design, strict error handling, and pragmatic architectural decisions. It enforces best practices such as separating logic from side effects, maintaining defense-in-depth security, and organizing files by specific purpose rather than generic categories. By integrating specialized sub-skills for TypeScript, React, and PostgreSQL, it ensures that developers build maintainable, cross-platform compatible applications while avoiding common pitfalls like premature abstraction or unmanaged edge cases.

Key Features

01Cross-platform engineering patterns for native OS compatibility

02Strict file organization rules that eliminate 'utils.ts' bloat

03Conditional sub-skills for TypeScript, React, and PostgreSQL optimization

04Two-tier error handling model for consistent and actionable diagnostics

055 GitHub stars

06Property-Driven Design framework to surface architectural gaps early

Use Cases

01Refactoring legacy codebases to improve maintainability and type safety

02Designing new system features using property discovery to catch edge cases

03Standardizing error handling and file structures across distributed engineering teams

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add ed3dai/ed3d-plugins-testing coding-effectively

For use in Claude.ai and ChatGPT

Download Skill