⚙️ Fork this repository and start your new project with do dependency injection.

A comprehensive CLI template project demonstrating the full power of the github.com/samber/do dependency injection library. This project implements a complete data processing application with type-safe dependency injection, modular architecture, and real-world concerns.

Perfect as a starting point for new Go projects or as a learning resource for understanding dependency injection patterns in Go applications.

See also:

• do-template-api
• do-template-worker

Clone the repo and install dependencies:

git clone --depth 1 --branch main https://github.com/samber/do-template-cli.git your-project-name
cd your-project-name
docker compose up -d
make deps
make deps-tools

• Type-safe dependency injection - Service registration and resolution using samber/do
• Modular architecture - Clean separation of concerns with dependency tree visualization
• CLI framework integration - Built with Cobra for powerful command-line interfaces
• Configuration management - Environment-based configuration with dependency injection
• Data processing pipeline - Complete example with CSV/JSON processing and file I/O
• Repository pattern - Data access layer with injected dependencies
• Service layer - Business logic with proper dependency management
• Application lifecycle - Health checks and graceful shutdown handling
• Comprehensive error handling - Structured logging and error management
• Production-ready - Ready to fork and customize for your next project
• Extensive documentation - Inline comments explaining every do library feature

# install deps
make deps
make deps-tools
# compile
make build
# build with hot-reload
make watch-run
# test with hot-reload
make watch-test

• GoDoc: https://godoc.org/github.com/samber/do/v2
• Documentation

Give a ⭐️ if this project helped you!

Copyright © 2025 Samuel Berthe.

This project is MIT licensed.