lib/data/render.rb in pg_graph-0.3.3 vs lib/data/render.rb in pg_graph-0.3.4

@@ -33,10 +33,10 @@
 #     puts "  format: #{format.inspect}"
 #     puts "  ids: #{ids.inspect}"
 #     puts "  delete: #{delete.inspect}"
 #     puts "  files: #{files.inspect}"
       constrain database, Database
-      constrain ids, String => Integer
+      constrain ids, { String => Integer }
       @database = database
       self.format = format
       (@ids = ids.dup).default = 0
       @delete = delete
       @files = files