From 086789a904e0b3e2a1f71cb20c4bba87a106bf7d Mon Sep 17 00:00:00 2001
From: eph <eph@MacBook-Pro.local>
Date: Sun, 4 Jan 2026 03:21:45 +0800
Subject: [PATCH] fix(highlights): avoid overriding existing highlight
 definitions

Only set highlight when it doesn't already exist, allowing users
to customize highlight groups without being overwritten.
---
 lua/volt/highlights.lua | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lua/volt/highlights.lua b/lua/volt/highlights.lua
index a6f75e0..81e0620 100644
--- a/lua/volt/highlights.lua
+++ b/lua/volt/highlights.lua
@@ -63,5 +63,7 @@ else
 end
 
 for name, val in pairs(highlights) do
-  vim.api.nvim_set_hl(0, name, val)
+  if vim.tbl_isempty(vim.api.nvim_get_hl(0, { name = name })) then
+    vim.api.nvim_set_hl(0, name, val)
+  end
 end