Issue #5505 has been reported by Thomas Sawyer. ---------------------------------------- Feature #5505: BasicObject#__extend__ http://redmine.ruby-lang.org/issues/5505 Author: Thomas Sawyer Status: Open Priority: Normal Assignee: Category: Target version: 1.9.x Unless there is already some way to do it that I've overlooked, the it would be nice if there were still some way to extend an instance of BasicObject. Probably the easiest way is defining #__extend__. -- http://redmine.ruby-lang.org