From 3507eba49fc41ac9df610f69df058fb49fddf2c2 Mon Sep 17 00:00:00 2001
From: erickson <erickson@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Date: Wed, 21 Nov 2007 15:58:54 +0000
Subject: [PATCH] backporting defensive test to prevent warnings

git-svn-id: svn://svn.open-ils.org/ILS/branches/rel_1_2@8104 dcc99617-32d9-48b4-a31d-7c20da2025e4
---
 Open-ILS/src/perlmods/OpenILS/Utils/ModsParser.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Open-ILS/src/perlmods/OpenILS/Utils/ModsParser.pm b/Open-ILS/src/perlmods/OpenILS/Utils/ModsParser.pm
index c0f6b7ba6f..e61ae1abe5 100644
--- a/Open-ILS/src/perlmods/OpenILS/Utils/ModsParser.pm
+++ b/Open-ILS/src/perlmods/OpenILS/Utils/ModsParser.pm
@@ -214,7 +214,7 @@ sub modsdoc_to_values {
 					$data->{$class}->{$type} = $arr;
 				}
 			}
-			$data->{$class}->{$type} =~ s/\s+/ /go;
+			$data->{$class}->{$type} =~ s/\s+/ /go if ($data->{$class}->{$type});
 		}
 	}
 
-- 
2.11.0