lib/sass/tree/while_node.rb in haml-3.0.0.beta.1 vs lib/sass/tree/while_node.rb in haml-3.0.0.beta.2

@@ -12,10 +12,10 @@
     end
 
     protected
 
     def to_src(tabs, opts, fmt)
-      "#{'  ' * tabs}@while #{@expr.to_sass}" + children_to_src(tabs, opts, fmt)
+      "#{'  ' * tabs}@while #{@expr.to_sass(opts)}" + children_to_src(tabs, opts, fmt)
     end
 
     # Runs the child nodes until the continue expression becomes false.
     #
     # @param environment [Sass::Environment] The lexical environment containing