embark

Embark

Embark is a lightweight dependency injection package for Go, designed to simplify the management of dependencies in your Go applications.

Features

• Simple API: Embark offers a straightforward API that makes it easy to integrate with your Go projects.
• Lightweight: With minimal overhead, Embark doesn't bog down your application.
• Flexible: Supports various use cases from simple to complex dependency injection scenarios.

Getting Started

Prerequisites

• Go 1.22.0 or later

Installation

To start using Embark, install it using go get github.com/bnprtr/embark:

Example

For more examples, find the examples folder.

type Service struct {
 log *slog.Logger
}

func (s *Service) OnInit(ctx context.Context, container *embark.Container) error {
 // query for the logger after the container is initialized
 log, found := embark.NewQuery[*slog.Logger](container).First()
 if !found {
  return fmt.Errorf("logger not found")
 }
 s.log = log
 return nil
}

func (s *Service) Hello() {
 s.log.Info("hello world!")
}

func main() {
 service := Service{}
 // provide the service and slog's default logger for dependency injection
 embark.Provide(&service)
 embark.Provide(slog.Default())
 embark.Done(context.Background())
 service.Hello()
}