Branch: refs/heads/master Home: https://github.com/MacRuby/MacRuby Commit: 0c50642898d199567753510cddb30833a0a42b34 https://github.com/MacRuby/MacRuby/commit/0c50642898d199567753510cddb30833a0... Author: Watson <watson1978@gmail.com> Date: 2011-05-02 (Mon, 02 May 2011) Changed paths: M io.c Log Message: ----------- oops, IO#dup does not raise with closed write stream. Test Script: {{{ require 'test/unit/assertions.rb' include Test::Unit::Assertions f = STDIN f2 = f.dup puts :ok }}}