From e247d9e1456c9c1487bcc0190b8b501bf1a013c8 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 8 Jan 2015 03:52:01 +0000
Subject: open3.rb: Hash.try_convert

* lib/open3.rb (popen_run): use Hash.try_convert for duck typing.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49177 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/open3.rb | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/open3.rb b/lib/open3.rb
index 959181b67d..58245100b4 100644
--- a/lib/open3.rb
+++ b/lib/open3.rb
@@ -190,7 +190,10 @@ module Open3
   module_function :popen2e
 
   def popen_run(cmd, opts, child_io, parent_io) # :nodoc:
-    opts = opts.merge(cmd.pop) if cmd.last.kind_of? Hash
+    if last = Hash.try_convert(cmd.last)
+      opts = opts.merge(last)
+      cmd.pop
+    end
     pid = spawn(*cmd, opts)
     wait_thr = Process.detach(pid)
     child_io.each {|io| io.close }
-- 
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