From a6e22d84450450cacc6fc36445f6ae378a5b7ad0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Tue, 10 Oct 2017 10:22:43 +0200
Subject: ui: Improve reporting of missing closing parentheses.

Suggested by Ricardo Wurmus.
Works around <https://bugs.gnu.org/28295>.

* guix/ui.scm (report-load-error): Add case for 'read-error'.
* tests/guix-system.sh: Test missing-closing-paren errors.
---
 tests/guix-system.sh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'tests')

diff --git a/tests/guix-system.sh b/tests/guix-system.sh
index d575795ea0..31ee637133 100644
--- a/tests/guix-system.sh
+++ b/tests/guix-system.sh
@@ -53,6 +53,21 @@ else
 fi
 
 
+cat > "$tmpfile"<<EOF
+;; This is line 1, and the next one is line 2.
+   (operating-system
+;; This is line 3, and there is no closing paren!
+EOF
+
+if guix system vm "$tmpfile" 2> "$errorfile"
+then
+    # This must not succeed.
+    exit 1
+else
+    grep "$tmpfile:4:1: missing closing paren" "$errorfile"
+fi
+
+
 # Reporting of unbound variables.
 
 cat > "$tmpfile" <<EOF
-- 
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