From 2387461e21a01d4fe64901012a837e79d3bffa68 Mon Sep 17 00:00:00 2001
From: Jef Roosens <roosensjef@gmail.com>
Date: Mon, 25 Mar 2024 15:59:09 +0100
Subject: [PATCH] feat(lexer): match backticks

---
 src/lexer/lexer.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/lexer/lexer.c b/src/lexer/lexer.c
index 92046ac..c737e2c 100644
--- a/src/lexer/lexer.c
+++ b/src/lexer/lexer.c
@@ -138,7 +138,7 @@ void mrk_lexer_emit(mrk_token *out, mrk_lexer *lexer, mrk_token_type type) {
 }
 
 void mrk_lexer_advance_text(mrk_lexer *lexer) {
-  const char *special_chars = "*\n[]()\\";
+  const char *special_chars = "*\n[]()\\`";
 
   while (!mrk_lexer_done(lexer)) {
     if (strchr(special_chars, mrk_lexer_peek(lexer)) == NULL) {
@@ -281,6 +281,15 @@ void mrk_lexer_lex_start_of_line(mrk_token *out, mrk_lexer *lexer) {
   case '\t':
     mrk_lexer_emit(out, lexer, mrk_token_type_indent);
     break;
+  case '`':
+    if (mrk_lexer_peek_str(lexer, "``")) {
+      mrk_lexer_advance_n(lexer, 2);
+      mrk_lexer_emit(out, lexer, mrk_token_type_triple_backtick);
+    } else {
+      mrk_lexer_advance(lexer);
+      mrk_lexer_emit(out, lexer, mrk_token_type_backtick);
+    }
+    break;
   default: {
     // Match ordered list headers
     if (isdigit(c)) {
@@ -363,6 +372,10 @@ void mrk_lexer_lex_middle_of_line(mrk_token *out, mrk_lexer *lexer) {
       mrk_lexer_emit(out, lexer, mrk_token_type_text);
     }
   } break;
+  case '`':
+    mrk_lexer_advance(lexer);
+    mrk_lexer_emit(out, lexer, mrk_token_type_backtick);
+    break;
   default:
     mrk_lexer_advance_text(lexer);
     mrk_lexer_emit(out, lexer, mrk_token_type_text);