X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FRelationship%2FHasMany.pm;h=7690af895c4dd3f56abe955f1dd30802f9cf1665;hb=956f4141284c6b2f216de47a09ffa16928df38fc;hp=936238a968f0fa9e91b7e9aaebe48d392d9e0274;hpb=65d08642518d29e1a0fa5a426a559558ec82a1a9;p=dbsrgits%2FDBIx-Class-Historic.git

diff --git a/lib/DBIx/Class/Relationship/HasMany.pm b/lib/DBIx/Class/Relationship/HasMany.pm
index 936238a..7690af8 100644
--- a/lib/DBIx/Class/Relationship/HasMany.pm
+++ b/lib/DBIx/Class/Relationship/HasMany.pm
@@ -14,7 +14,10 @@ sub has_many {
 
   unless (ref $cond) {
     $class->ensure_class_loaded($f_class);
-    my ($pri, $too_many) = $class->primary_columns;
+    my ($pri, $too_many) = eval { $class->_pri_cols };
+    $class->throw_exception(
+      "Can't infer join condition for ${rel} on ${class}: $@"
+    ) if $@;
 
     $class->throw_exception(
       "has_many can only infer join for a single primary key; ".
@@ -40,7 +43,7 @@ sub has_many {
     $class->throw_exception(
       "No such column ${f_key} on foreign class ${f_class} ($guess)"
     ) if $f_class_loaded && !$f_class->has_column($f_key);
-      
+
     $cond = { "foreign.${f_key}" => "self.${pri}" };
   }