add 'toc-tree' for Sphinx

snippets/rst.snippets

@@ -64,7 +64,7 @@ snippet sid:
 snippet tod:
 	.. todo::
 		${0}
-snippet tod:
+snippet lis:
 	.. list-table:: ${0:Title}
 		:header-rows: 1
 		:stub-columns: 1
@@ -79,6 +79,11 @@ snippet tod:
 		  - x2,y3
 		  - x3,y3
 
+snippet toc:
+	.. toctree::
+		:maxdepth: 2
+
+		${0}
 # CJK optimize, CJK has no space between charaters
 snippet *c
 	\ *${1:Emphasis}*\ ${0}