@@ -1760,4 +1760,21 @@
 	else
 		return ct.parse_span(val, v.origin), false
 	end
 end
+
+function ct.linkspans(link)
+	if link.spans and next(link.spans) then return link.spans end
+
+	local o, id, s = link.origin:ref(link.ref)
+	if o then --TODO
+		if type(o) == 'table' then
+		end
+		return {id}
+	else -- it's a section link
+		if s.heading_node then
+			return s.heading_node.spans
+		end
+	end
+
+	-- give up; the renderer decides how to represent this link
+end