func (a *App) Dev(ctx *app.Context) error {
	var layered *vagrant.Layered

	// We only setup a layered environment if we've recompiled since
	// version 0. If we're still at version 0 then we have to use the
	// non-layered dev environment.
	if ctx.CompileResult.Version > 0 {
		// Read the go version, since we use that for our layer
		version, err := oneline.Read(filepath.Join(ctx.Dir, "dev", "node_version"))
		if err != nil {
			return err
		}

		// Setup layers
		layered, err = vagrant.DevLayered(ctx, []*vagrant.Layer{
			&vagrant.Layer{
				ID:          fmt.Sprintf("node%s", version),
				Vagrantfile: filepath.Join(ctx.Dir, "dev", "layer-base", "Vagrantfile"),
			},
		})
		if err != nil {
			return err
		}
	}

	// Build the actual development environment
	return vagrant.Dev(&vagrant.DevOptions{
		Instructions: strings.TrimSpace(devInstructions),
		Layer:        layered,
	}).Route(ctx)
}

func (a *App) Dev(ctx *app.Context) error {
	r := vagrant.Dev(&vagrant.DevOptions{
		Instructions: strings.TrimSpace(devInstructions),
	})

	// Add our customer actions
	r.Actions["scriptpack-rebuild"] = &router.SimpleAction{
		ExecuteFunc:  a.actionRebuild,
		SynopsisText: actionRebuildSyn,
		HelpText:     strings.TrimSpace(actionRebuildHelp),
	}

	r.Actions["scriptpack-test"] = &router.SimpleAction{
		ExecuteFunc:  a.actionTest,
		SynopsisText: actionTestSyn,
		HelpText:     strings.TrimSpace(actionTestHelp),
	}

	return r.Route(ctx)
}

func (a *App) Dev(ctx *app.Context) error {
	return vagrant.Dev(&vagrant.DevOptions{
		Instructions: strings.TrimSpace(devInstructions),
	}).Route(ctx)
}