2 Commits (4cc5ddc0128360541dcc2ef75036dfd1094dfff0)

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