Fix depth first traverse step pretty print
@@ -128,7 +128,10 @@ public class DepthFirstTraverseStep extends AbstractTraverseStep {
StringBuilder result = new StringBuilder();
result.append(spaces);
result.append("+ DEPTH-FIRST TRAVERSE \n");
+ result.append(spaces);
+ result.append(" " + projections.toString());
if (whileClause != null) {
+ result.append("\n");
result.append(spaces);
result.append("WHILE " + whileClause.toString());
}
