lib/rack/sanitizer.rb in rack-sanitizer-2.0.2 vs lib/rack/sanitizer.rb in rack-sanitizer-2.0.3

@@ -178,19 +178,21 @@
             encoded
           end
         end
       end
 
+      URI_PARSER = defined?(URI::RFC2396_PARSER) ? URI::RFC2396_PARSER : URI::RFC2396_Parser.new
+
       # Performs the reverse function of `unescape_unreserved`. Unlike
       # the previous function, we can reuse the logic in URI#encode
       def escape_unreserved(input)
         # This regexp matches unsafe characters, i.e. everything except 'reserved'
         # and 'unreserved' characters from RFC3986 (2.3), and additionally '%',
         # as percent-encoded unreserved characters could be left over from the
         # `unescape_unreserved` invocation.
         #
         # See also URI::REGEXP::PATTERN::{UNRESERVED,RESERVED}.
-        URI::DEFAULT_PARSER.escape(input, /[^\-_.!~*'()a-zA-Z\d;\/?:@&=+$,\[\]%]/)
+        URI_PARSER.escape(input, /[^\-_.!~*'()a-zA-Z\d;\/?:@&=+$,\[\]%]/)
       end
 
       def sanitize_string(input)
         if input.is_a? String
           input = input.force_encoding(Encoding::UTF_8)