po(_istranslation): fix unitialized value

[git.ikiwiki.info.git] / IkiWiki / Plugin / websetup.pm

diff --git a/IkiWiki/Plugin/websetup.pm b/IkiWiki/Plugin/websetup.pm
index a47c2997611a492b6c6f0050dd91750c15a3a4c9..95d044c08a5d46ada18308d6448efebede1732af 100644 (file)
--- a/IkiWiki/Plugin/websetup.pm
+++ b/IkiWiki/Plugin/websetup.pm
@@ -139,7 +139,7 @@ sub showfields ($$$@) {
                my $value=$config{$key};
 
                if ($info{safe} && (ref $value eq 'ARRAY' || ref $info{example} eq 'ARRAY')) {
-                       $value=[@{$value}, "", ""]; # blank items for expansion
+                       $value=[(ref $value eq 'ARRAY' ? @{$value} : ""), "", ""]; # blank items for expansion
                }
 
                if ($info{type} eq "string") {