# File lib/benelux/packer.rb, line 86
86:       def instance_exec(*args, &block) # !> method redefined; discarding old instance_exec
87:         mname = "__instance_exec_#{Thread.current.object_id.abs}_#{object_id.abs}"
88:         InstanceExecHelper.module_eval{ define_method(mname, &block) }
89:         begin
90:           ret = send(mname, *args)
91:         ensure
92:           InstanceExecHelper.module_eval{ undef_method(mname) } rescue nil
93:         end
94:         ret
95:       end