From 652db7d9b9be6fe8d74e12bcd2f5bfea3224fe3e Mon Sep 17 00:00:00 2001
From: CJ van den Berg <cj@vdbonline.com>
Date: Tue, 5 Aug 2025 13:41:48 +0200
Subject: [PATCH] refactor: add Buffer.mark_dirty() function

---
 src/buffer/Buffer.zig | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/buffer/Buffer.zig b/src/buffer/Buffer.zig
index 9e8f09b..3e88dcd 100644
--- a/src/buffer/Buffer.zig
+++ b/src/buffer/Buffer.zig
@@ -1367,6 +1367,10 @@ pub fn mark_clean(self: *Self) void {
     self.last_save = self.root;
 }
 
+pub fn mark_dirty(self: *Self) void {
+    self.last_save = null;
+}
+
 pub fn is_hidden(self: *const Self) bool {
     return self.hidden;
 }