From 9975b73dfb7490fa9237f3213e998a8c59eebf35 Mon Sep 17 00:00:00 2001
From: altermo <107814000+altermo@users.noreply.github.com>
Date: Sun, 2 Aug 2026 20:19:50 +0200
Subject: [PATCH] fix(optwin): handle tabpage local options

---
 runtime/scripts/optwin.lua | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/runtime/scripts/optwin.lua b/runtime/scripts/optwin.lua
index 67b465f293..1ae5087431 100644
--- a/runtime/scripts/optwin.lua
+++ b/runtime/scripts/optwin.lua
@@ -463,8 +463,10 @@ local options_list = {
 
 local local_to_window = N_ '(local to window)'
 local local_to_buffer = N_ '(local to buffer)'
+local local_to_tabpage = N_ '(local to tabpage)'
 local global_or_local_to_buffer = N_ '(global or local to buffer)'
 local global_or_local_to_window = N_ '(global or local to window)'
+local global_or_local_to_tabpage = N_ '(global or local to tabpage)'
 
 local lines = {
   N_ '" Each "set" line shows the current value of an option (on the left).',
@@ -503,10 +505,16 @@ for header_number, options in ipairs(options_list) do
       table.insert(lines, '\t' .. global_or_local_to_buffer)
     elseif info.scope == 'win' and info.global_local then
       table.insert(lines, '\t' .. global_or_local_to_window)
+    elseif info.scope == 'tab' and info.global_local then
+      table.insert(lines, '\t' .. global_or_local_to_tabpage)
     elseif info.scope == 'buf' then
       table.insert(lines, '\t' .. local_to_buffer)
     elseif info.scope == 'win' then
       table.insert(lines, '\t' .. local_to_window)
+    elseif info.scope == 'tab' then
+      table.insert(lines, '\t' .. local_to_tabpage)
+    else
+      assert(info.scope == 'global')
     end
 
     local shortname = info.shortname or name
@@ -592,7 +600,7 @@ local function update_current_line()
 
   ---@type any
   local value
-  if info.global_local or info.scope == 'global' then
+  if info.global_local or info.scope == 'global' or info.scope == 'tab' then
     value = vim.o[name] --[[@as any]]
   else
     local win = find_window_to_have_options_in()
@@ -642,7 +650,7 @@ local function current_line_set_option()
     value = assert(tonumber(value), value .. ' is not a number')
   end
 
-  if info.global_local or info.scope == 'global' then
+  if info.global_local or info.scope == 'global' or info.scope == 'tab' then
     ---@diagnostic disable-next-line: no-unknown
     vim.o[name] = value
   else