2 Commits (9a5f0c23c4246131aedebfe180487a2f9cbab5c5)

Author	SHA1	Message	Date
fatedier	1a6a179b68	visitor: fix panic	2017-12-05 22:26:53 +08:00
fatedier	bd1e9a3010	update doc and fix vistor -> visitor	2017-12-05 01:34:33 +08:00