From e7ad51a53a916c97fd9f247eb5d12be975b95beb Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 24 Jun 2010 20:49:37 +0000
Subject: * lib/un.rb (setup): fix of word splitting.  [ruby-dev:41723]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@28425 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/un.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/un.rb b/lib/un.rb
index 24c6024c71..907b80c0ab 100644
--- a/lib/un.rb
+++ b/lib/un.rb
@@ -43,8 +43,11 @@ def setup(options = "", *long_options)
       end
     end
     long_options.each do |s|
-      opt_name = s[/\A(?:--)?([^\s=]+)/, 1].intern
-      o.on(s.gsub(/([a-z])([A-Z])/){$1+"-"+$2.downcase}.sub(/\A(?!--)/, '--')) do |val|
+      opt_name, arg_name = s.split(/(?=[\s=])/, 2)
+      opt_name.sub!(/\A--/, '')
+      s = "--#{opt_name.gsub(/([A-Za-z]+)([A-Z])/, '\1-\2').downcase}#{arg_name}"
+      opt_name = opt_name.intern
+      o.on(s) do |val|
         opt_hash[opt_name] = val
       end
     end
-- 
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