* lib/delegate.rb (Delegator#freeze): #freeze should freeze self

  and the target at once.   [ruby-core:26118]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25374 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/delegate.rb b/lib/delegate.rb
index 215ebf5e4d..d8a63660a4 100644
--- a/lib/delegate.rb
+++ b/lib/delegate.rb
@@ -199,6 +199,12 @@ class Delegator
     new
   end
 
+  # Freeze self and target at once.
+  def freeze
+    __getobj__.freeze
+    super
+  end
+
   @delegator_api = self.public_instance_methods
   def self.public_api   # :nodoc:
     @delegator_api