lib/reports/ReportTable.rb in taskjuggler-0.0.5 vs lib/reports/ReportTable.rb in taskjuggler-0.0.6

@@ -129,11 +129,11 @@
       table
     end
 
     # Convert the intermediate representation into an Array of Arrays. _csv_ is
     # the destination Array of Arrays. It may contain columns already.
-    def to_csv()
-      csv = [ [ ] ]
+    def to_csv(csv = nil)
+      csv = [ [ ] ] unless csv
       @columns.each { |col| col.to_csv(csv) }
 
       @lines.each do |line|
         # Insert a new Array for each line.
         csv << []