pandoc.lua: define default list attributes

The second argument of the OrderedList constructor, which should define
the list's attributes, is made optional. Default attributes are used if
the parameter is omitted.

1 files changed, 2 insertions, 1 deletions

diff --git a/data/pandoc.lua b/data/pandoc.lua
index b2e8f9edb..c5e20045c 100644
--- a/data/pandoc.lua
+++ b/data/pandoc.lua
@@ -315,7 +315,8 @@ M.Null = M.Block:create_constructor(
 M.OrderedList = M.Block:create_constructor(
   "OrderedList",
   function(items, listAttributes)
-    return {c = {listAttributes,items}}
+    listAttributes = listAttributes or {1, M.DefaultStyle, M.DefaultDelim}
+    return {c = {listAttributes, items}}
   end,
   {{"start", "style", "delimiter"}, "content"}
 )