}

// ImportDir is shorthand for Default.ImportDir.
func ImportDir(dir string, mode ImportMode) (*Package, error) {
	return Default.ImportDir(dir, mode)
}

var (
	plusBuild = []byte("+build")

	goBuildComment = []byte("//go:build")

	errMultipleGoBuild = errors.New("multiple //go:build comments")
)

func isGoBuildComment(line []byte) bool {