finalize

type Cache interface {
	Initialize() error
	Restore() error
	Save() error
}

type Command interface {
	Execute(string, io.Writer, io.Writer, string, ...string) error
}

type Finalizer struct {
	Stager             Stager
	Command            Command
	Cache              Cache
	Log                *libbuildpack.Logger
	Logfile            *os.File
	PreBuild           string
	PostBuild          string
	NPM                NPM
	NPMRebuild         bool
	Yarn               Yarn
	UseYarn            bool
	Manifest           Manifest
	StartScript        string
	HasDevDependencies bool
}

type Manifest interface {
	RootDir() string
}

type NPM interface {
	Build() error
	Rebuild() error
}

type Stager interface {
	BuildDir() string
	DepDir() string
}

type Yarn interface {
	Build() error
}