X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FRelationship%2FHasMany.pm;h=6bdefd472eaf27b2521da14b754b84d73774340a;hb=6834cc1d0449dfc1f528a1b9ecaf4f1a98ae0794;hp=e43e9bc597e81da6fc316a4357f63cdeb58c7c83;hpb=c0e7b4e55952cd193b6f1866d0c27ece182397eb;p=dbsrgits%2FDBIx-Class.git

diff --git a/lib/DBIx/Class/Relationship/HasMany.pm b/lib/DBIx/Class/Relationship/HasMany.pm
index e43e9bc..6bdefd4 100644
--- a/lib/DBIx/Class/Relationship/HasMany.pm
+++ b/lib/DBIx/Class/Relationship/HasMany.pm
@@ -1,4 +1,4 @@
-package # hide from PAUSE 
+package # hide from PAUSE
     DBIx::Class::Relationship::HasMany;
 
 use strict;
@@ -6,16 +6,20 @@ use warnings;
 
 sub has_many {
   my ($class, $rel, $f_class, $cond, $attrs) = @_;
-    
-  eval "require $f_class";
-  if ($@) {
-    $class->throw_exception($@) unless $@ =~ /Can't locate/;
-  }
 
   unless (ref $cond) {
+    $class->ensure_class_loaded($f_class);
     my ($pri, $too_many) = $class->primary_columns;
-    $class->throw_exception( "has_many can only infer join for a single primary key; ${class} has more" )
-      if $too_many;
+
+    $class->throw_exception(
+      "has_many can only infer join for a single primary key; ".
+      "${class} has more"
+    ) if $too_many;
+
+    $class->throw_exception(
+      "has_many needs a primary key to infer a join; ".
+      "${class} has none"
+    ) if !defined $pri && (!defined $cond || !length $cond);
 
     my ($f_key,$guess);
     if (defined $cond && length $cond) {
@@ -28,18 +32,20 @@ sub has_many {
     }
 
     my $f_class_loaded = eval { $f_class->columns };
-    $class->throw_exception("No such column ${f_key} on foreign class ${f_class} ($guess)")
-      if $f_class_loaded && !$f_class->has_column($f_key);
+    $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}" };
   }
 
-  $class->add_relationship($rel, $f_class, $cond,
-                            { accessor => 'multi',
-                              join_type => 'LEFT',
-                              cascade_delete => 1,
-                              cascade_copy => 1,
-                              %{$attrs||{}} } );
+  $class->add_relationship($rel, $f_class, $cond, {
+    accessor => 'multi',
+    join_type => 'LEFT',
+    cascade_delete => 1,
+    cascade_copy => 1,
+    %{$attrs||{}}
+  });
 }
 
 1;