lib/kramdown/parser/kramdown/extensions.rb in kramdown-1.9.0 vs lib/kramdown/parser/kramdown/extensions.rb in kramdown-1.10.0

@@ -126,11 +126,12 @@
 
 
       ALD_ID_CHARS = /[\w-]/
       ALD_ANY_CHARS = /\\\}|[^\}]/
       ALD_ID_NAME = /\w#{ALD_ID_CHARS}*/
+      ALD_CLASS_NAME = /[^\s\.#]+/
       ALD_TYPE_KEY_VALUE_PAIR = /(#{ALD_ID_NAME})=("|')((?:\\\}|\\\2|[^\}\2])*?)\2/
-      ALD_TYPE_CLASS_NAME = /\.(-?#{ALD_ID_NAME})/
+      ALD_TYPE_CLASS_NAME = /\.(#{ALD_CLASS_NAME})/
       ALD_TYPE_ID_NAME = /#([A-Za-z][\w:-]*)/
       ALD_TYPE_ID_OR_CLASS = /#{ALD_TYPE_ID_NAME}|#{ALD_TYPE_CLASS_NAME}/
       ALD_TYPE_ID_OR_CLASS_MULTI = /((?:#{ALD_TYPE_ID_NAME}|#{ALD_TYPE_CLASS_NAME})+)/
       ALD_TYPE_REF = /(#{ALD_ID_NAME})/
       ALD_TYPE_ANY = /(?:\A|\s)(?:#{ALD_TYPE_KEY_VALUE_PAIR}|#{ALD_TYPE_REF}|#{ALD_TYPE_ID_OR_CLASS_MULTI})(?=\s|\Z)/