fix(lua): inspect_pos respect bufnr when get syntax info (#23098)

1 files changed, 8 insertions, 5 deletions

diff --git a/runtime/lua/vim/_inspector.lua b/runtime/lua/vim/_inspector.lua
index 05983d3f0d..2ebb7a7efd 100644
--- a/runtime/lua/vim/_inspector.lua
+++ b/runtime/lua/vim/_inspector.lua
@@ -70,15 +70,18 @@ function vim.inspect_pos(bufnr, row, col, filter)
   if filter.treesitter then
     for _, capture in pairs(vim.treesitter.get_captures_at_pos(bufnr, row, col)) do
       capture.hl_group = '@' .. capture.capture .. '.' .. capture.lang
-      table.insert(results.treesitter, resolve_hl(capture))
+      results.treesitter[#results.treesitter + 1] = resolve_hl(capture)
     end
   end
 
   -- syntax
-  if filter.syntax then
-    for _, i1 in ipairs(vim.fn.synstack(row + 1, col + 1)) do
-      table.insert(results.syntax, resolve_hl({ hl_group = vim.fn.synIDattr(i1, 'name') }))
-    end
+  if filter.syntax and vim.api.nvim_buf_is_valid(bufnr) then
+    vim.api.nvim_buf_call(bufnr, function()
+      for _, i1 in ipairs(vim.fn.synstack(row + 1, col + 1)) do
+        results.syntax[#results.syntax + 1] =
+          resolve_hl({ hl_group = vim.fn.synIDattr(i1, 'name') })
+      end
+    end)
   end
 
   -- namespace id -> name map