golang

Enforce idiomatic error handling and concurrency patterns in Go projects.

9|1|Updated Feb 1, 2026
One-click install
npx skills add https://github.com/calcosmic/Aether --skill golang-calcosmic
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: golang
Source: https://github.com/calcosmic/Aether/tree/main/.aether/skills-codex/domain/golang
Command: npx skills add https://github.com/calcosmic/Aether --skill golang-calcosmic

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Go projects often suffer from inconsistent error handling, unclear module boundaries, and unsafe concurrency patterns, which lead to bugs and high maintenance costs. This guide provides cohesive best practices to standardize approaches across teams.

Core Features & Use Cases

  • Enforces idiomatic error handling with contextual wrapping and clear sentinel values.
  • Promotes clear package structure (one package per directory) and clean architecture guidance.
  • Provides concurrency guidelines with proper context usage, cancellation, and safe goroutine management.
  • Use Case: A backend service written in Go can implement reliable error propagation, testable components, and scalable concurrency.

Quick Start

Follow Go best practices to enforce consistent error handling, proper package structure, and safe concurrency in your Go backend projects.

Frequently Asked Questions about golang

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

FAQPage Schema
How do I handle errors in a Go backend service to prevent inconsistent wrapping?

Idiomatic Go error handling requires contextual wrapping and clear sentinel values to ensure reliable error propagation across backend services. This standardizes error management, preventing bugs caused by inconsistent handling strategies and reducing maintenance costs.

What is the best way to manage goroutine concurrency and cancellation in Go?

Robust Go concurrency patterns rely on proper context usage, cancellation, and safe goroutine management to prevent race conditions. Applying these guidelines ensures scalable and reliable concurrent operations in backend systems and CLI tools.

How do I structure my Go project packages and manage dependencies with go.mod?

Go project structure should follow a one package per directory convention, utilizing go.mod for dependency management to establish clear module boundaries. This enforces clean architecture and code organization according to standard Go conventions.

Does this Go best practices guidance apply to CLI tools and libraries, or only backend services?

These Go best practices apply to backend services, CLI tools, and libraries, providing comprehensive guidance for error handling, context propagation, and testing across all project types. It ensures reliable code organization regardless of the specific application type.

Why does my Go project suffer from unclear module boundaries and high maintenance costs?

Unclear module boundaries and unsafe concurrency patterns in Go projects often lead to bugs and high maintenance costs. Enforcing cohesive best practices for package structure and idiomatic error handling standardizes approaches across teams to resolve these issues.