From 3e3ccae003ad0990555d17590588672aedc428c4 Mon Sep 17 00:00:00 2001
From: "Chloe M." <chloe@mirocom.org>
Date: Sat, 23 May 2026 08:09:05 -0400
Subject: core: lexer: Add comment skipping

Signed-off-by: Chloe M. <chloe@mirocom.org>
---
 core/lexer.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'core/lexer.c')

diff --git a/core/lexer.c b/core/lexer.c
index 617ba41..26ab451 100644
--- a/core/lexer.c
+++ b/core/lexer.c
@@ -183,6 +183,27 @@ lexer_check_kw(struct cescal_state *state, struct token *res)
     }
 }
 
+/*
+ * Skip anything after a comment
+ *
+ * @state: Compiler state
+ */
+static void
+lexer_skip_comment(struct cescal_state *state)
+{
+    char c;
+
+    if (state == NULL) {
+        return;
+    }
+
+    while ((c = lexer_consume_single(state, false)) != '\n') {
+        if (c == '\0') {
+            break;
+        }
+    }
+}
+
 int
 lexer_nom(struct cescal_state *state, struct token *res)
 {
@@ -210,6 +231,15 @@ lexer_nom(struct cescal_state *state, struct token *res)
         res->type = TT_COMMA;
         res->c = c;
         return 0;
+    case '/':
+        if (lexer_consume_single(state, true) == '/') {
+            res->type = TT_COMMENT;
+            res->c = c;
+            lexer_skip_comment(state);
+            return 0;
+        }
+
+        return -1;
     default:
         if (lexer_scan_ident(state, c, res) == 0) {
             lexer_check_kw(state, res);
-- 
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