cobra-viper - Build Go CLIs with Cobra and Viper
Guides the architecture, configuration, context handling, and testing of Go CLI applications built with Cobra and Viper.
Tags
Updated: 2026-10-03Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Design command-first CLI architecture
- Construct commands with factories
- Decouple CLI and business logic
- Manage unified configuration
- Handle command errors
- Pass command contexts
- Validate positional arguments
- Design CLI flags
- Configure shell completion
- Test commands in memory
Inputs
- Go CLI project code
- CLI requirements
- Configuration schema
- Environment variables
- Configuration files
- CLI flags
- Command test scenarios
Outputs
- CLI architecture guidance
- Command implementation patterns
- Configuration management patterns
- Error handling patterns
- In-memory CLI tests
Requirements
- Go development environment
- Cobra library
- Viper library