From 6e1060fbaf8361f4aa98c45986f632e0d0dbd41f Mon Sep 17 00:00:00 2001
From: Alexander Gehrke <github@qwertyuiop.de>
Date: Mon, 21 Aug 2023 13:54:27 +0200
Subject: [PATCH] centerscroll: use lua to filter buftypes

---
 after/plugin/centerscroll.vim |  5 -----
 plugin/centerscroll.lua       | 16 ++++++++++++++++
 2 files changed, 16 insertions(+), 5 deletions(-)
 delete mode 100644 after/plugin/centerscroll.vim
 create mode 100644 plugin/centerscroll.lua

diff --git a/after/plugin/centerscroll.vim b/after/plugin/centerscroll.vim
deleted file mode 100644
index c37197b..0000000
--- a/after/plugin/centerscroll.vim
+++ /dev/null
@@ -1,5 +0,0 @@
-" from https://vi.stackexchange.com/a/26055
-augroup KeepCentered
-  autocmd!
-  autocmd CursorMoved * normal! zz
-augroup END
diff --git a/plugin/centerscroll.lua b/plugin/centerscroll.lua
new file mode 100644
index 0000000..860d652
--- /dev/null
+++ b/plugin/centerscroll.lua
@@ -0,0 +1,16 @@
+-- " from https://vi.stackexchange.com/a/26055
+-- augroup KeepCentered
+--   autocmd!
+--   autocmd CursorMoved * if &buftype == '' | normal! zz | endif
+-- augroup END
+
+vim.api.nvim_create_augroup("KeepCentered", { clear = true })
+vim.api.nvim_create_autocmd("CursorMoved", {
+  group = "KeepCentered",
+  pattern = '*',
+  callback = function() 
+    if vim.o.buftype == '' then
+      vim.cmd([[normal! zz]])
+    end
+  end,
+})