naruse	2015-11-21 08:51:44 +0900 (Sat, 21 Nov 2015)

  New Revision: 52689

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=52689

  Log:
    read may return nil

  Modified files:
    trunk/test/lib/test/unit.rb
Index: test/lib/test/unit.rb
===================================================================
--- test/lib/test/unit.rb	(revision 52688)
+++ test/lib/test/unit.rb	(revision 52689)
@@ -325,7 +325,7 @@ module Test https://github.com/ruby/ruby/blob/trunk/test/lib/test/unit.rb#L325
       def deal(io, type, result, rep, shutting_down = false)
         worker = @workers_hash[io]
         cmd = worker.read
-        cmd.sub!(/\A\.+/, '')
+        cmd.sub!(/\A\.+/, '') if cmd # read may return nil
         case cmd
         when ''
           # just only dots, ignore

--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/