return {} for empty response from CouchDB view

diff --git a/angular-server.pl b/angular-server.pl
index 1ef3778..d2edf1d 100755 (executable)
--- a/angular-server.pl
+++ b/angular-server.pl
@@ -308,6 +308,8 @@ get '/reservations/events/:view_name' => sub {
                $hash->{ $row->{key} } = $row->{value};
        }
 
                $hash->{ $row->{key} } = $row->{value};
        }
 

+       $hash ||= {};
+

        _render_jsonp( $self, $hash );
 };
 
        _render_jsonp( $self, $hash );
 };