Removed duplicate dependency arrows in class diagrams.

Author: smeghead

CHANGELOG.md

@@ -7,6 +7,7 @@
 ### Bug fix
 
  * Method's Parameter Dependencies added to arrows.
+ * Removed duplicate dependency arrows in class diagrams.
 
 ## v0.2.1 (2023-02-16)
 

dogfood-model.png

@@ -44,7 +44,7 @@ public function getRelations(): array {
         }, $this->package->getArrows());
         $relation_expressions = array_filter($relation_expressions);
         sort($relation_expressions);
-        return $relation_expressions;
+        return array_unique($relation_expressions);
     }
 
     public function dumpPackages(): array {