From d54156ed08b84e6c7f22334a4f3a4d4f84798604 Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Tue, 9 Jan 2024 19:16:44 +0800
Subject: fix(extmarks): blending space shouldn't overwrite wide char (#26960)

---
 src/nvim/drawline.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/nvim')

diff --git a/src/nvim/drawline.c b/src/nvim/drawline.c
index 6480c10c6b..a4d98f09f4 100644
--- a/src/nvim/drawline.c
+++ b/src/nvim/drawline.c
@@ -337,7 +337,7 @@ static int draw_virt_text_item(buf_T *buf, int col, VirtText vt, HlMode hl_mode,
     schar_T dummy[2] = { schar_from_ascii(' '), schar_from_ascii(' ') };
     int maxcells = max_col - col;
     // When overwriting the right half of a double-width char, clear the left half.
-    if (linebuf_char[col] == 0) {
+    if (!through && linebuf_char[col] == 0) {
       assert(col > 0);
       linebuf_char[col - 1] = schar_from_ascii(' ');
       // Clear the right half as well for the assertion in line_putchar().
-- 
cgit