rule_node.rb in sass-3.3.0.alpha.120

- old
+ new

@@ -1,7 +1,6 @@
 require 'pathname'
-require 'uri'
 
 module Sass::Tree
   # A static node reprenting a CSS rule.
   #
   # @see Sass::Tree
@@ -113,10 +112,10 @@
     # if the {file:SASS_REFERENCE.md#debug_info-option `:debug_info` option} is enabled.
     # This data is used by e.g. [the FireSass Firebug extension](https://addons.mozilla.org/en-US/firefox/addon/103988).
     #
     # @return [{#to_s => #to_s}]
     def debug_info
-      {:filename => filename && ("file://" + URI.escape(File.expand_path(filename))),
+      {:filename => filename && ("file://" + Sass::Util.escape_uri(File.expand_path(filename))),
        :line => self.line}
     end
 
     # A rule node is invisible if it has only placeholder selectors.
     def invisible?