From d463c492bc983b0ac1f6e760695b3739767dd668 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 21 Feb 2016 04:57:57 +0000
Subject: cgi/escape: Optimize CGI.unescape

* cgi/escape/escape.c: Optimize CGI.unescape performance by C ext
  for ASCII-compatible encodings.  [Fix GH-1250]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53885 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/cgi/util.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'lib/cgi')

diff --git a/lib/cgi/util.rb b/lib/cgi/util.rb
index d2657ab981..7968c9326e 100644
--- a/lib/cgi/util.rb
+++ b/lib/cgi/util.rb
@@ -16,6 +16,10 @@ module CGI::Util
   #   string = CGI::unescape("%27Stop%21%27+said+Fred")
   #      # => "'Stop!' said Fred"
   def unescape(string,encoding=@@accept_charset)
+    _unescape(string,encoding)
+  end
+
+  private def _unescape(string, encoding)
     str=string.tr('+', ' ').b.gsub(/((?:%[0-9a-fA-F]{2})+)/) do |m|
       [m.delete('%')].pack('H*')
     end.force_encoding(encoding)
-- 
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