03/05: swh: Support lookup of Hg tags.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit c4ff4928798b1c2f02fd905b1bf7c75632cef376
Author: Xinglu Chen <public@yoctocell.xyz>
AuthorDate: Sat Jun 12 13:57:19 2021 +0200

    swh: Support lookup of Hg tags.
    
    * guix/swh.scm (lookup-origin-revision): Support lookup of Hg tags, not just
    Git tags.
    
    Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 guix/swh.scm | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/guix/swh.scm b/guix/swh.scm
index f6d5241..b5c8000 100644
--- a/guix/swh.scm
+++ b/guix/swh.scm
@@ -1,6 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
+;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -455,8 +456,13 @@ URL could not be found."
         ((visit . _)
          (let ((snapshot (visit-snapshot visit)))
            (match (and=> (find (lambda (branch)
-                                 (string=? (string-append "refs/tags/" tag)
-                                           (branch-name branch)))
+                                 (or
+                                  ;; Git specific.
+                                  (string=? (string-append "refs/tags/" tag)
+                                            (branch-name branch))
+                                  ;; Hg specific.
+                                  (string=? tag
+                                            (branch-name branch))))
                                (snapshot-branches snapshot))
                          branch-target)
              ((? release? release)