service

type Service interface {

	// Returns the name of the service. It is used mainly for logs.
	Name() string

	// Start the service I/O. A service must me Stop()ed before deleting the
	// reference, or a memleak could exist with pending goroutines.
	//
	// Calling Start() twice without calling Stop() between is an undefined behavior
	// and is forbidden.
	Start() error

	// Stop the service I/O, and stops any goroutine attached. After this call,
	// the service object can safely be discarded
	//
	// Calling Stop() twice without calling Start() between is an undefined behavior
	// and is forbidden.
	Stop() error

	// Get every other service on which this service directly depends.
	// For example, a database service might log events, and thus would
	// returns the logger service in the slice returned by this method
	//
	// This allows the app to correctly start the dependencies of a service
	// in the right order.
	//
	// It is the responsability of the app not to create a dependency loop, which
	// would create an infinite loop during the enumeration of services.
	Dependencies() []Service
}