goroutine-patterns

Implement Go concurrency patterns with goroutines, channels, and synchronization primitives.

29|7|Updated Oct 13, 2025
One-click install
npx skills add https://github.com/armanzeroeight/fastagent-plugins --skill goroutine-patterns
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: goroutine-patterns
Source: https://github.com/armanzeroeight/fastagent-plugins/tree/main/plugins/go-toolkit/skills/goroutine-patterns
Command: npx skills add https://github.com/armanzeroeight/fastagent-plugins --skill goroutine-patterns

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps developers implement and understand various Go concurrency patterns, enabling them to build more efficient and scalable parallel systems.

Core Features & Use Cases

  • Concurrency Primitives: Demonstrates the use of goroutines, channels, and synchronization primitives like Mutexes and WaitGroups.
  • Pattern Implementation: Provides examples for common patterns such as worker pools, pipelines, fan-out/fan-in, and error groups.
  • Context Management: Shows how to use context.Context for cancellation and timeouts in concurrent operations.
  • Use Case: When building a web server that needs to handle many requests concurrently, this Skill can guide you in setting up efficient worker pools and managing request lifecycles with contexts.

Quick Start

Use the goroutine-patterns skill to implement a basic worker pool with 5 workers processing jobs from a channel.

Frequently Asked Questions about goroutine-patterns

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

FAQPage Schema
How do I implement a worker pool in Go using channels and goroutines?

Implement a worker pool in Go by launching a fixed number of goroutines that consume jobs from a shared channel. This Skill provides examples for setting up efficient worker pools to process jobs concurrently and manage parallel task execution safely.

What is the best way to manage goroutine lifecycles and prevent leaks in concurrent systems?

Managing goroutine lifecycles requires proper synchronization and cancellation mechanisms. This Skill demonstrates using context.Context for timeouts and cancellation, alongside synchronization primitives like WaitGroups, to coordinate concurrent tasks and ensure safe goroutine termination.

How do I build a concurrent pipeline with fan-out and fan-in patterns in Go?

Build a concurrent pipeline by distributing work across multiple goroutines and aggregating the results. This Skill implements fan-out and fan-in concurrency patterns, enabling stages to process data in parallel and communicate safely through channels.

When should I use sync primitives like Mutexes versus channels for Go concurrency?

Use sync primitives like Mutexes when protecting shared state, and channels for safe communication and coordination between concurrent tasks. This Skill addresses both approaches to help you manage state and synchronization effectively in parallel systems.

Can I use this to handle concurrent web server requests with error groups in Go?

Yes, you can handle concurrent web server requests by utilizing error groups and worker pools. This Skill guides you in setting up efficient request processing and managing concurrent operation lifecycles to build scalable web servers.