From 08ddfa985137e412470c41bf8ef7d5b3f5c35fea Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Wed, 8 Dec 2021 21:15:04 -0700
Subject: [PATCH] fix(diagnostic): set effective buffer number in autocmd
 (again) (#16590)

Follow up to #16474.
---
 runtime/lua/vim/diagnostic.lua | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/runtime/lua/vim/diagnostic.lua b/runtime/lua/vim/diagnostic.lua
index a8ee1e7698..9a5f5b6af7 100644
--- a/runtime/lua/vim/diagnostic.lua
+++ b/runtime/lua/vim/diagnostic.lua
@@ -1341,12 +1341,14 @@ function M.reset(namespace, bufnr)
     end
   end
 
-  vim.api.nvim_command(
-    string.format(
-      "doautocmd <nomodeline> DiagnosticChanged %s",
-      vim.fn.fnameescape(vim.api.nvim_buf_get_name(bufnr))
+  vim.api.nvim_buf_call(bufnr, function()
+    vim.api.nvim_command(
+      string.format(
+        "doautocmd <nomodeline> DiagnosticChanged %s",
+        vim.fn.fnameescape(vim.api.nvim_buf_get_name(bufnr))
+      )
     )
-  )
+  end)
 end
 
 --- Add all diagnostics to the quickfix list.