upgrade

vendor/graphp/graphviz/src/Dot.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Graphp\GraphViz;
+
+use Graphp\GraphViz\GraphViz;
+use Fhaculty\Graph\Graph;
+use Fhaculty\Graph\Exporter\ExporterInterface;
+
+class Dot implements ExporterInterface
+{
+    private $graphviz;
+
+    public function __construct(GraphViz $graphviz = null)
+    {
+        if ($graphviz === null) {
+            $graphviz = new GraphViz();
+        }
+
+        $this->graphviz = $graphviz;
+    }
+
+    public function getOutput(Graph $graph)
+    {
+        return $this->graphviz->createScript($graph);
+    }
+}