fix some subgraph rendering issues

[scpubgit/stemmatology.git] / lib / Text / Tradition / Collation / RelationshipStore.pm

diff --git a/lib/Text/Tradition/Collation/RelationshipStore.pm b/lib/Text/Tradition/Collation/RelationshipStore.pm
index d0c4c00..aeb8b7f 100644 (file)
--- a/lib/Text/Tradition/Collation/RelationshipStore.pm
+++ b/lib/Text/Tradition/Collation/RelationshipStore.pm
@@ -806,7 +806,6 @@ sub add_equivalence_edge {
        my( $self, $source, $target ) = @_;
        my $seq = $self->equivalence( $source );
        my $teq = $self->equivalence( $target );
-       return unless $seq && $teq;
        $self->equivalence_graph->add_edge( $seq, $teq );
 }