net/imap: separate @continuation_request_exception from @exception
Otherwise literal data will be sent even if NO response is returned because @exception is set to nil in receive_responses.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58844 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
net/imap: separate @continuation_request_exception from @exception
Otherwise literal data will be sent even if NO response is returned
because @exception is set to nil in receive_responses.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58844 b2dd03c8-39d4-4d8f-98ff-823fe69b080e