From 3e70f44ae9ab258b36df248e0f42539530fd8d72 Mon Sep 17 00:00:00 2001
From: shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 9 Oct 2015 08:29:36 +0000
Subject: * lib/net/ftp.rb (parse257): refactor.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52095 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/net/ftp.rb | 19 +------------------
 1 file changed, 1 insertion(+), 18 deletions(-)

(limited to 'lib')

diff --git a/lib/net/ftp.rb b/lib/net/ftp.rb
index 2269b750d1..32eef46543 100644
--- a/lib/net/ftp.rb
+++ b/lib/net/ftp.rb
@@ -1246,24 +1246,7 @@ module Net
       if !resp.start_with?("257")
         raise FTPReplyError, resp
       end
-      if resp[3, 2] != ' "'
-        return ""
-      end
-      dirname = ""
-      i = 5
-      n = resp.length
-      while i < n
-        c = resp[i, 1]
-        i = i + 1
-        if c == '"'
-          if i > n or resp[i, 1] != '"'
-            break
-          end
-          i = i + 1
-        end
-        dirname = dirname + c
-      end
-      return dirname
+      return resp.slice(/"(([^"]|"")*)"/, 1).to_s.gsub(/""/, '"')
     end
     private :parse257
 
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