golang-idioms

Provide idiomatic Go code examples for error handling, interfaces, concurrency, and project layout.

Updated Aug 27, 2026

Search Tags:#best practices #error handling #interfaces #concurrency #golang #go #idioms

One-click install

npx skills add https://github.com/ThePhoenixAgency/Phoenix-Agents-Marketplace --skill golang-idioms-thephoenixagency

Or copy as Structured Prompt for Agent▼

Please help me install this Agent Skill.
Skill: golang-idioms
Source: https://github.com/ThePhoenixAgency/Phoenix-Agents-Marketplace/tree/main/skills/golang-idioms
Command: npx skills add https://github.com/ThePhoenixAgency/Phoenix-Agents-Marketplace --skill golang-idioms-thephoenixagency

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides clear, idiomatic examples for common Go programming patterns, helping developers write cleaner, more maintainable, and efficient Go code.

Core Features & Use Cases

Error Handling: Demonstrates idiomatic ways to return and wrap errors.
Interfaces: Illustrates the Go philosophy of accepting interfaces and returning structs.
Concurrency: Shows how to manage concurrent operations using goroutines and wait groups.
Project Layout: Outlines a standard and scalable project directory structure.
Use Case: A junior Go developer can use this Skill to quickly understand and implement best practices for handling errors in their API handlers.

Quick Start

Show me the idiomatic Go way to handle errors when fetching data from a database.

Frequently Asked Questions about golang-idioms

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

FAQPage Schema

What is the idiomatic Go way to wrap errors when fetching data?▼

Idiomatic Go concurrency uses goroutines managed by `sync.WaitGroup` to coordinate concurrent operations and ensure all routines complete before exiting.

How do I use interfaces for decoupling in Go?▼

Use Go interfaces for decoupling by accepting interface types as parameters and returning concrete structs to reduce dependencies and improve testability.

What is the standard project layout convention for scalable Go applications?▼

A standard Go project layout organizes directories to separate internal packages, cmd entry points, and APIs, ensuring scalable and maintainable application development.

Can I use sync.WaitGroup to manage concurrent operations in Go?▼

Yes, you can use `sync.WaitGroup` to manage concurrent operations in Go by calling Add, Wait, and Done to synchronize multiple goroutines efficiently.