[bug#52774] [PATCH] import: elpa: Also check NonGNU ELPA for updates.

[Xinglu Chen <public@yoctocell.xyz>]

* elpa.scm (latest-release): Determine the repository based on the URL of the
source.
(package-from-gnu.org?): Rename to ...
(package-from-gnu.org-or-nongnu.org?): ...this.
(%elpa-updater): Adjust accordingly.
---
 guix/import/elpa.scm | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/guix/import/elpa.scm b/guix/import/elpa.scm
index edabb88b7a..038379e01b 100644
--- a/guix/import/elpa.scm
+++ b/guix/import/elpa.scm
@@ -424,7 +424,11 @@ (define (guix-package->elpa-name package)
 (define (latest-release package)
   "Return an <upstream-release> for the latest release of PACKAGE."
   (define name (guix-package->elpa-name package))
-  (define repo 'gnu)
+  (define repo
+    (let ((url (origin-uri (package-source package))))
+      (if (string-prefix? "https://elpa.nongnu.org" url)
+          'nongnu
+          'gnu)))
 
   (match (elpa-package-info name repo)
     (#f
@@ -443,11 +447,12 @@ (define repo 'gnu)
         (urls (list url))
         (signature-urls (list (string-append url ".sig"))))))))
 
-(define package-from-gnu.org?
+(define package-from-gnu.org-or-nongnu.org?
   (url-predicate (lambda (url)
                    (let ((uri (string->uri url)))
                      (and uri
-                          (string=? (uri-host uri) "elpa.gnu.org"))))))
+                          (or (string=? (uri-host uri) "elpa.gnu.org")
+                              (string=? (uri-host uri) "elpa.nongnu.org")))))))
 
 (define %elpa-updater
   ;; The ELPA updater.  We restrict it to packages hosted on elpa.gnu.org
@@ -455,7 +460,7 @@ (define %elpa-updater
   (upstream-updater
    (name 'elpa)
    (description "Updater for ELPA packages")
-   (pred package-from-gnu.org?)
+   (pred package-from-gnu.org-or-nongnu.org?)
    (latest latest-release)))
 
 (define elpa-guix-name (cut guix-name "emacs-" <>))

base-commit: e8c1562599c7ebee8b7b228237fb0d75d4472a61
-- 
2.33.1