node format with linenumbers for debugging

Author: pmbittner

src/main/java/org/variantsync/diffdetective/diff/difftree/serialize/nodeformat/FormulasAndLineNumbersNodeFormat.java

@@ -0,0 +1,14 @@
+package org.variantsync.diffdetective.diff.difftree.serialize.nodeformat;
+
+import org.variantsync.diffdetective.diff.difftree.DiffNode;
+
+public class FormulasAndLineNumbersNodeFormat implements DiffNodeLabelFormat {
+    @Override
+    public String toLabel(DiffNode node) {
+        final String lineNumbers = node.getFromLine().inDiff + "-" + node.getToLine().inDiff + ": " + node.codeType;
+        if (node.isMacro()) {
+            return lineNumbers + " " + node.getDirectFeatureMapping();
+        }
+        return lineNumbers;
+    }
+}