lib/sql_tree/node/ordering.rb in sql_tree-0.0.2 vs lib/sql_tree/node/ordering.rb in sql_tree-0.0.3

@@ -1,20 +1,20 @@
 module SQLTree::Node
-  
+
   class Ordering < Base
-    
+
     attr_accessor :expression, :direction
-    
+
     def initialize(expression, direction = nil)
       @expression, @direction = expression, direction
     end
-    
+
     def to_sql
       sql = expression.to_sql
       sql << " #{direction.to_s.upcase}" if direction
       sql
     end
-    
+
     def self.parse(tokens)
       ordering = self.new(SQLTree::Node::Expression.parse(tokens))
       if tokens.peek && tokens.peek.direction?
         ordering.direction = tokens.next.literal.downcase.to_sym
       end
\ No newline at end of file