1 files changed, 54 insertions, 28 deletions

diff --git a/src/latex.c b/src/latex.c
index 7170fab..879f813 100644
--- a/src/latex.c
+++ b/src/latex.c
@@ -142,7 +142,13 @@ static inline void outc(cmark_renderer *renderer, cmark_escaping escape,
   }
 }
 
-typedef enum { NO_LINK, URL_AUTOLINK, EMAIL_AUTOLINK, NORMAL_LINK } link_type;
+typedef enum {
+  NO_LINK,
+  URL_AUTOLINK,
+  EMAIL_AUTOLINK,
+  NORMAL_LINK,
+  INTERNAL_LINK
+} link_type;
 
 static link_type get_link_type(cmark_node *node) {
   size_t title_len, url_len;
@@ -158,6 +164,10 @@ static link_type get_link_type(cmark_node *node) {
   const char *url = cmark_node_get_url(node);
   cmark_chunk url_chunk = cmark_chunk_literal(url);
 
+  if (url && *url == '#') {
+    return INTERNAL_LINK;
+  }
+
   url_len = safe_strlen(url);
   if (url_len == 0 || scan_scheme(&url_chunk, 0) == 0) {
     return NO_LINK;
@@ -166,30 +176,29 @@ static link_type get_link_type(cmark_node *node) {
   const char *title = cmark_node_get_title(node);
   title_len = safe_strlen(title);
   // if it has a title, we can't treat it as an autolink:
-  if (title_len > 0) {
-    return NORMAL_LINK;
-  }
-
-  link_text = node->first_child;
-  cmark_consolidate_text_nodes(link_text);
-  realurl = (char *)url;
-  realurllen = url_len;
-  if (strncmp(realurl, "mailto:", 7) == 0) {
-    realurl += 7;
-    realurllen -= 7;
-    isemail = true;
-  }
-  if (realurllen == link_text->as.literal.len &&
-      strncmp(realurl, (char *)link_text->as.literal.data,
-              link_text->as.literal.len) == 0) {
-    if (isemail) {
-      return EMAIL_AUTOLINK;
-    } else {
-      return URL_AUTOLINK;
+  if (title_len == 0) {
+
+    link_text = node->first_child;
+    cmark_consolidate_text_nodes(link_text);
+    realurl = (char *)url;
+    realurllen = url_len;
+    if (strncmp(realurl, "mailto:", 7) == 0) {
+      realurl += 7;
+      realurllen -= 7;
+      isemail = true;
+    }
+    if (realurllen == link_text->as.literal.len &&
+        strncmp(realurl, (char *)link_text->as.literal.data,
+                link_text->as.literal.len) == 0) {
+      if (isemail) {
+        return EMAIL_AUTOLINK;
+      } else {
+        return URL_AUTOLINK;
+      }
     }
-  } else {
-    return NORMAL_LINK;
   }
+
+  return NORMAL_LINK;
 }
 
 static int S_get_enumlevel(cmark_node *node) {
@@ -266,9 +275,9 @@ static int S_render_node(cmark_renderer *renderer, cmark_node *node,
     }
     break;
 
-  case CMARK_NODE_HEADER:
+  case CMARK_NODE_HEADING:
     if (entering) {
-      switch (cmark_node_get_header_level(node)) {
+      switch (cmark_node_get_heading_level(node)) {
       case 1:
         LIT("\\section");
         break;
@@ -302,10 +311,17 @@ static int S_render_node(cmark_renderer *renderer, cmark_node *node,
     BLANKLINE();
     break;
 
-  case CMARK_NODE_HTML:
+  case CMARK_NODE_HTML_BLOCK:
     break;
 
-  case CMARK_NODE_HRULE:
+  case CMARK_NODE_CUSTOM_BLOCK:
+    CR();
+    OUT(entering ? cmark_node_get_on_enter(node) : cmark_node_get_on_exit(node),
+        false, LITERAL);
+    CR();
+    break;
+
+  case CMARK_NODE_THEMATIC_BREAK:
     BLANKLINE();
     LIT("\\begin{center}\\rule{0.5\\linewidth}{\\linethickness}\\end{center}");
     BLANKLINE();
@@ -340,7 +356,12 @@ static int S_render_node(cmark_renderer *renderer, cmark_node *node,
     LIT("}");
     break;
 
-  case CMARK_NODE_INLINE_HTML:
+  case CMARK_NODE_HTML_INLINE:
+    break;
+
+  case CMARK_NODE_CUSTOM_INLINE:
+    OUT(entering ? cmark_node_get_on_enter(node) : cmark_node_get_on_exit(node),
+        false, LITERAL);
     break;
 
   case CMARK_NODE_STRONG:
@@ -378,6 +399,11 @@ static int S_render_node(cmark_renderer *renderer, cmark_node *node,
         OUT(url, false, URL);
         LIT("}{");
         break;
+      case INTERNAL_LINK:
+        LIT("\\protect\\hyperlink{");
+        OUT(url + 1, false, URL);
+        LIT("}{");
+        break;
       case NO_LINK:
         LIT("{"); // error?
       }