;;; Copyright © 2016 Chris Marusich <cmmarusich@gmail.com>
;;; Copyright © 2017 Huang Ying <huang.ying.caritas@gmail.com>
;;; Copyright © 2017 Maxim Cournoyer <maxim.cournoyer@gmail.com>
+;;; Copyright © 2019 Kyle Meyer <kyle@kyleam.com>
;;;
;;; This file is part of GNU Guix.
;;;
(manifest
(map (match-lambda
- ((package output)
+ (((? package? package) output)
(package->manifest-entry package output))
((? package? package)
(package->manifest-entry package))