X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FSQL%2FTranslator%2FObject%2FConstraint.pm;h=91e8cee162cfa81413f8ff511268bba2a0e18ec4;hb=106f5e00f3e7ce29918cdda6bae2ff433cc025e7;hp=78688c5d0c02eb4c6eeef5715ea156fc24d25d70;hpb=98cff1fd9462e65817abcc3952b0ae848ada572c;p=dbsrgits%2FSQL-Translator-2.0-ish.git

diff --git a/lib/SQL/Translator/Object/Constraint.pm b/lib/SQL/Translator/Object/Constraint.pm
index 78688c5..91e8cee 100644
--- a/lib/SQL/Translator/Object/Constraint.pm
+++ b/lib/SQL/Translator/Object/Constraint.pm
@@ -57,9 +57,12 @@ class SQL::Translator::Object::Constraint extends SQL::Translator::Object {
     );
 
     has 'reference_columns' => (
-        isa => ArrayRef | Undef,
-        is => 'rw',
-        auto_deref => 1
+        isa => ArrayRef,
+        traits => ['Array'],
+        handles => {
+            reference_columns => 'elements',
+        },
+        default => sub { [] },
     );
 
     has 'match_type' => (