feat(ast): add list html export

example/basic.c

@@ -1,16 +1,36 @@
 #include <assert.h>
 #include <stdio.h>
+#include <sys/stat.h>
 
 #include "mrk/lexer.h"
 #include "mrk/parser.h"
 #include "mrk/ast.h"
 
-int main() {
+int main(int argc, char **argv) {
-  const char *buf = "# this is a header\n\nthis is a paragraph with a [link](https://example.com)";
+  if (argc == 1) {
+    fprintf(stderr, "No file provided.");
+    return 1;
+  }
+
+  struct stat stat_s;
+
+  assert(stat(argv[1], &stat_s) == 0);
+
+  char *buf = malloc(stat_s.st_size);
+  assert(buf);
+
+  long read = 0;
+
+  FILE *f = fopen(argv[1], "rb");
+  assert(f);
+
+  while (read < stat_s.st_size) {
+    read += fread(buf + read, 1, stat_s.st_size - read, f);
+  }
 
   mrk_lexer *lexer;
   assert(mrk_lexer_init(&lexer) == mrk_err_ok);
-  mrk_lexer_open(lexer, buf, 0);
+  mrk_lexer_open(lexer, buf, stat_s.st_size);
 
   mrk_parser *parser;
   assert(mrk_parser_init(&parser) == mrk_err_ok);

example/example.md

@@ -0,0 +1,10 @@
+## This is header
+
+This is a paragraph with a [link](https://example.com).
+
+1. list item 1
+    1. sublist item 1
+        this is a continuation block
+
+        another paragraph
+2. list item 2

src/ast/html.c

@@ -47,6 +47,17 @@ mrk_err __mrk_ast_to_html(mrk_buf *buf, const char *orig, mrk_ast_node *root) {
       MRK_RES(__mrk_ast_to_html(buf, orig, child));
       MRK_RES(mrk_buf_append_n(buf, "</p>", 4));
       break;
+    case mrk_ast_node_type_list:
+      MRK_RES(mrk_buf_append_n(buf, child->d.list.ordered ? "<ol>" : "<ul>", 4))
+      MRK_RES(__mrk_ast_to_html(buf, orig, child));
+      MRK_RES(
+          mrk_buf_append_n(buf, child->d.list.ordered ? "</ol>" : "</ul>", 5))
+      break;
+    case mrk_ast_node_type_list_item:
+      MRK_RES(mrk_buf_append_n(buf, "<li>", 4));
+      MRK_RES(__mrk_ast_to_html(buf, orig, child));
+      MRK_RES(mrk_buf_append_n(buf, "</li>", 5));
+      break;
     case mrk_ast_node_type_none:
       break;
     }