graph: Add '%reverse-package-node-type'.
authorLudovic Courtès <ludo@gnu.org>
Wed, 4 Jan 2017 15:16:17 +0000 (16:16 +0100)
committerLudovic Courtès <ludo@gnu.org>
Wed, 4 Jan 2017 15:18:53 +0000 (16:18 +0100)
commitb96a0640a3ca128c0b9bf9acaef7b3b7a8bb1455
treef228c2536475873ced944d315406ab869694a26e
parenta614ce389f473d7b2792176a1022ccb28bc8f587
graph: Add '%reverse-package-node-type'.

* guix/scripts/graph.scm (%reverse-package-node-type): New variable.
(%node-types): Add it.
* tests/graph.scm ("reverse package DAG"): New test.
* doc/guix.texi (Invoking guix refresh): Add cross-reference to
"Invoking guix graph".
(Invoking guix graph): Document 'reverse-package'.
doc/guix.texi
guix/scripts/graph.scm
tests/graph.scm