Remove `scrub_filename` in favor of the native string `scrub!` method

1 files changed, 1 insertions, 10 deletions

diff --git a/lib/rack/multipart/parser.rb b/lib/rack/multipart/parser.rb
index 5a645169..8196207c 100644
--- a/lib/rack/multipart/parser.rb
+++ b/lib/rack/multipart/parser.rb
@@ -310,7 +310,7 @@ module Rack
           filename = Utils.unescape(filename)
         end
 
-        scrub_filename(filename)
+        filename.scrub!
 
         if filename !~ /\\[^\\"]/
           filename = filename.gsub(/\\(.)/, '\1')
@@ -323,15 +323,6 @@ module Rack
         filename
       end
 
-      def scrub_filename(filename)
-        unless filename.valid_encoding?
-          # FIXME: this force_encoding is for Ruby 2.0 and 1.9 support.
-          # We can remove it after they are dropped
-          filename.force_encoding(Encoding::ASCII_8BIT)
-          filename.encode!(:invalid => :replace, :undef => :replace)
-        end
-      end
-
       CHARSET   = "charset"
 
       def tag_multipart_encoding(filename, content_type, name, body)