method transplanting

* proc.c (rb_mod_define_method): allow method transplanting from a
  module to either class or module.  [ruby-core:34267][Feature #4254]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36214 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 4 deletions

diff --git a/test/ruby/test_method.rb b/test/ruby/test_method.rb
index ed04570e6a..e299b722ee 100644
--- a/test/ruby/test_method.rb
+++ b/test/ruby/test_method.rb
@@ -36,7 +36,7 @@ class TestMethod < Test::Unit::TestCase
   module M
     def func; end
     module_function :func
-    def meth; end
+    def meth; :meth end
   end
 
   def mv1() end
@@ -230,9 +230,11 @@ class TestMethod < Test::Unit::TestCase
       Module.new.module_eval {define_method(:foo, Base.instance_method(:foo))}
     end
 
-    assert_raise(TypeError) do
-      Class.new.class_eval {define_method(:meth, M.instance_method(:meth))}
-    end
+    feature4254 = '[ruby-core:34267]'
+    m = Module.new {define_method(:meth, M.instance_method(:meth))}
+    assert_equal(:meth, Object.new.extend(m).meth, feature4254)
+    c = Class.new {define_method(:meth, M.instance_method(:meth))}
+    assert_equal(:meth, c.new.meth, feature4254)
   end
 
   def test_super_in_proc_from_define_method