nobu	2010-12-07 22:29:49 +0900 (Tue, 07 Dec 2010)

  New Revision: 30120

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=30120

  Log:
    * lib/optparse.rb (OptionParser::Completion#candidate),
      (OptionParser::Switch#compsys): remove unused variables.

  Modified files:
    trunk/ChangeLog
    trunk/lib/optparse.rb

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 30119)
+++ ChangeLog	(revision 30120)
@@ -1,3 +1,8 @@
+Tue Dec  7 22:29:45 2010  Nobuyoshi Nakada  <nobu@r...>
+
+	* lib/optparse.rb (OptionParser::Completion#candidate),
+	  (OptionParser::Switch#compsys): remove unused variables.
+
 Tue Dec  7 22:05:25 2010  Nobuyoshi Nakada  <nobu@r...>
 
 	* transcode.c (transcode_loop): call default handler of the given
Index: lib/optparse.rb
===================================================================
--- lib/optparse.rb	(revision 30119)
+++ lib/optparse.rb	(revision 30120)
@@ -229,7 +229,6 @@
 
     def self.candidate(key, icase = false, pat = nil, &block)
       pat ||= Completion.regexp(key, icase)
-      canon, sw, cn = nil
       candidates = []
       block.call do |k, *v|
         (if Regexp === k
@@ -442,7 +441,7 @@
     end
 
     def compsys(sdone, ldone)   # :nodoc:
-      sopts, lopts, s = [], [], nil
+      sopts, lopts = [], []
       @short.each {|s| sdone.fetch(s) {sopts << s}; sdone[s] = true} if @short
       @long.each {|s| ldone.fetch(s) {lopts << s}; ldone[s] = true} if @long
       return if sopts.empty? and lopts.empty? # completely hidden

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