lib/sql_tree/node/ordering.rb in sql_tree-0.1.0 vs lib/sql_tree/node/ordering.rb in sql_tree-0.1.1

@@ -1,16 +1,17 @@
 module SQLTree::Node
 
   class Ordering < Base
 
-    attr_accessor :expression, :direction
+    child :expression
+    leaf :direction
 
     def initialize(expression, direction = nil)
       @expression, @direction = expression, direction
     end
 
-    def to_sql
-      sql = expression.to_sql
+    def to_sql(options = {})
+      sql = expression.to_sql(options)
       sql << " #{direction.to_s.upcase}" if direction
       sql
     end
 
     def self.parse(tokens)
\ No newline at end of file