type ResolveOptions struct {
	ExtensionOrder  []string
	Platform        parser.Platform
	ExternalModules map[string]bool
}

type ResolveResult struct {
	AbsolutePath string
	Status       ResolveStatus

	// If true, any ES6 imports to this file can be considered to have no side
	// effects. This means they should be removed if unused.
	IgnoreIfUnused bool

	// If true, the class field transform should use Object.defineProperty().
	StrictClassFields bool
}

type ResolveStatus uint8

const (
	ResolveMissing ResolveStatus = iota
	ResolveEnabled
	ResolveDisabled
	ResolveExternal
)

type Resolver interface {
	Resolve(sourcePath string, importPath string) ResolveResult
	Read(path string) (string, bool)
	PrettyPath(path string) string
}