From 1d1d828097b07f44a982dd37d7f767afc855ebd8 Mon Sep 17 00:00:00 2001
From: CJ van den Berg <cj@vdbonline.com>
Date: Mon, 3 Nov 2025 16:25:22 +0100
Subject: [PATCH] fix: move cursor to the beginning of an egc in
 Cursor.clamp_to_buffer

closes #317
---
 src/buffer/Cursor.zig | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/buffer/Cursor.zig b/src/buffer/Cursor.zig
index 31099cf..5a871cf 100644
--- a/src/buffer/Cursor.zig
+++ b/src/buffer/Cursor.zig
@@ -33,6 +33,8 @@ pub fn clamp_to_buffer(self: *Self, root: Buffer.Root, metrics: Metrics) void {
         self.col = root.line_width(self.row, metrics) catch 0;
     } else {
         self.col = @min(self.col, root.line_width(self.row, metrics) catch 0);
+        _, _, const offset = root.egc_at(self.row, self.col, metrics) catch return;
+        self.col -= @min(self.col, offset);
     }
 }