skills.rest
matdev83
matdev83COMMUNITY
Explore all skills by this author →
GitHub

golang-cli

Structure, validate, and test Go CLI applications with Cobra and Viper.

Updated Apr 20, 2026
Search Tags:#testing#validation#cli#completion#go#viper#cobra
One-click install
npx skills add https://github.com/matdev83/go-llm-interactive-proxy --skill golang-cli-matdev83
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: golang-cli
Source: https://github.com/matdev83/go-llm-interactive-proxy/tree/main/.agents/skills/golang-cli
Command: npx skills add https://github.com/matdev83/go-llm-interactive-proxy --skill golang-cli-matdev83

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) and assets (resource) components.

What problem does it solve?

This Skill streamlines the development and maintenance of Go command-line interfaces by providing structured best practices, templates, and validation strategies.

Core Features & Use Cases

  • Guidance for CLI Architecture: Templates for command structure, flag setup, and modularization in Go with Cobra and Viper.
  • Validation and Error Handling: Ensures proper argument validation, flag constraints, and clean error propagation.
  • Shell Completion & Testing: Facilitates shell auto-completion setup and programmatic testing of CLI commands.
  • Use Case: A developer creating a new CLI tool in Go can follow this Skill to implement consistent, robust, and user-friendly commands with minimal effort.

Quick Start

Build a command-line tool that initializes configuration, handles version info injection, and supports shell completion.

Frequently Asked Questions about golang-cli

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

FAQPage Schema
How do I structure a Go CLI application using Cobra and Viper?▼

Structure a Go CLI with Cobra for command setup and Viper for configuration layering to ensure tools are maintainable and scriptable. It provides templates for modularization and robust command architecture.

What is the best way to handle argument validation and error handling in a Go CLI?▼

Validate CLI arguments by implementing proper flag constraints and clean error propagation. This ensures proper argument validation, graceful error handling, and robust command execution without crashing.

How do I add shell auto-completion to a Go command-line tool?▼

Add shell auto-completion to a Go CLI by utilizing built-in completion features. This facilitates shell auto-completion setup directly within your Cobra-based command structure for a user-friendly experience.

Can I use this approach to test Go CLI commands programmatically?▼

Yes, you can test Go CLI commands programmatically. The approach provides validation strategies and best practices for programmatic testing of CLI commands, ensuring tools function correctly and consistently.

How do I manage configuration layering and flag binding in a Go CLI tool?▼

Manage configuration layering in a Go CLI by binding Cobra flags to Viper configuration keys. This allows seamless initialization of configuration and consistent flag binding across different command levels.

Related Skills

Explore More Software Engineering Skills→
osmanozenosmanozen

golang-cli

Structure Go CLIs with Cobra and Viper for config binding.

Community
Advanced
jason9693jason9693

sonoscli

Automate Sonos speaker discovery, playback, and grouping via CLI.

Community
Intermediate
hrodrighrodrig
7

golang-cli-cobra-viper

Build Go command-line applications using Cobra and Viper.

Community
Advanced
monforjemonforje

golang-spf13-cobra

Design and manage Go CLI command trees with spf13/cobra.

Community
Advanced