From 2e9c0e1ff6a87f1266ee50049c2d9c7bd736d131 Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Tue, 3 Jan 2023 17:11:10 +0100
Subject: import: stackage: Catch networking errors in predicate.

* guix/import/stackage.scm (stackage-lts-package?): Wrap body in
'false-if-networking-error'.
---
 guix/import/stackage.scm | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

(limited to 'guix/import')

diff --git a/guix/import/stackage.scm b/guix/import/stackage.scm
index 70d3e271f4..c0284e48a4 100644
--- a/guix/import/stackage.scm
+++ b/guix/import/stackage.scm
@@ -3,7 +3,7 @@
 ;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2020 Martin Becze <mjbecze@riseup.net>
 ;;; Copyright © 2021 Xinglu Chem <public@yoctocell.xyz>
-;;; Copyright © 2021 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2021, 2023, 2023 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2022 Hartmut Goebel <h.goebel@crazy-compilers.com>
 ;;;
 ;;; This file is part of GNU Guix.
@@ -170,12 +170,13 @@ PACKAGE or #f if the package is not included in the Stackage LTS release."
 (define (stackage-lts-package? package)
   "Return whether PACKAGE is available on the default Stackage LTS release."
   (and (hackage-package? package)
-       (let ((packages (stackage-lts-packages
-                        (stackage-lts-info-fetch %default-lts-version)))
-             (hackage-name (guix-package->hackage-name package)))
-         (find (lambda (package)
-                 (string=? (stackage-package-name package) hackage-name))
-               packages))))
+       (false-if-networking-error
+        (let ((packages (stackage-lts-packages
+                         (stackage-lts-info-fetch %default-lts-version)))
+              (hackage-name (guix-package->hackage-name package)))
+          (find (lambda (package)
+                  (string=? (stackage-package-name package) hackage-name))
+                packages)))))
 
 (define %stackage-updater
   (upstream-updater
-- 
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