1 files changed, 8 insertions, 2 deletions
diff --git a/src/node.h b/src/node.h
index 48d12df..397d8e3 100644
--- a/src/node.h
+++ b/src/node.h
@@ -35,13 +35,18 @@ typedef struct {
 typedef struct {
   int level;
   bool setext;
-} cmark_header;
+} cmark_heading;
 
 typedef struct {
   cmark_chunk url;
   cmark_chunk title;
 } cmark_link;
 
+typedef struct {
+  cmark_chunk on_enter;
+  cmark_chunk on_exit;
+} cmark_custom;
+
 struct cmark_node {
   struct cmark_node *next;
   struct cmark_node *prev;
@@ -67,8 +72,9 @@ struct cmark_node {
     cmark_chunk literal;
     cmark_list list;
     cmark_code code;
-    cmark_header header;
+    cmark_heading heading;
     cmark_link link;
+    cmark_custom custom;
     int html_block_type;
   } as;
 };