nobu	2013-11-28 16:34:15 +0900 (Thu, 28 Nov 2013)

  New Revision: 43891

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=43891

  Log:
    optparse.rb: regexp at lhs
    
    * lib/optparse.rb (OptionParser::Switch#compsys): regexp literal
      should be lhs of =~.

  Modified files:
    trunk/lib/optparse.rb
Index: lib/optparse.rb
===================================================================
--- lib/optparse.rb	(revision 43890)
+++ lib/optparse.rb	(revision 43891)
@@ -447,7 +447,7 @@ class OptionParser https://github.com/ruby/ruby/blob/trunk/lib/optparse.rb#L447
 
       (sopts+lopts).each do |opt|
         # "(-x -c -r)-l[left justify]" \
-        if opt =~ /^--\[no-\](.+)$/
+        if /^--\[no-\](.+)$/ =~ opt
           o = $1
           yield("--#{o}", desc.join(""))
           yield("--no-#{o}", desc.join(""))

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