Populate caches for related result sets even if they're empty

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / ResultSet.pm

diff --git a/lib/DBIx/Class/ResultSet.pm b/lib/DBIx/Class/ResultSet.pm
index ffade21..84a2b13 100644 (file)
--- a/lib/DBIx/Class/ResultSet.pm
+++ b/lib/DBIx/Class/ResultSet.pm
@@ -3186,11 +3186,11 @@ sub related_resultset {
 
     if (my $cache = $self->get_cache) {
       my @related_cache = map
-        { @{$_->related_resultset($rel)->get_cache||[]} }
+        { $_->related_resultset($rel)->get_cache || () }
         @$cache
       ;
 
-      $new->set_cache(\@related_cache) if @related_cache;
+      $new->set_cache([ map @$_, @related_cache ]) if @related_cache == @$cache;
     }
 
     $new;