From 43628c16795f0d149c43674e77eb0992ad00d24c Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Fri, 19 Jan 2018 10:59:45 +0100
Subject: [PATCH] scripts/check_site_lib.lua: improve display of invalid values

---
 scripts/check_site_lib.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scripts/check_site_lib.lua b/scripts/check_site_lib.lua
index 7078e9fa..c5296f93 100644
--- a/scripts/check_site_lib.lua
+++ b/scripts/check_site_lib.lua
@@ -16,6 +16,10 @@ local function array_to_string(array)
 end
 
 local function var_error(path, val, msg)
+	if type(val) == 'string' then
+		val = string.format('%q', val)
+	end
+
 	print(string.format('*** site.conf error: expected %s to %s, but it is %s', path_to_string(path), msg, tostring(val)))
 	os.exit(1)
 end