From 1b83aba8f085e28b4fdfb8f10517654fa25d048d Mon Sep 17 00:00:00 2001
From: tiyn <43725244+tiyn@users.noreply.github.com>
Date: Wed, 3 Jan 2024 01:16:50 +0100
Subject: [PATCH] check if buffer is modifiable

---
 lua/tidy/init.lua | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/lua/tidy/init.lua b/lua/tidy/init.lua
index 4d46829..a829db7 100644
--- a/lua/tidy/init.lua
+++ b/lua/tidy/init.lua
@@ -66,11 +66,14 @@ function M.setup(opts)
 
       local cursor_pos = vim.api.nvim_win_get_cursor(0)
 
-      -- delete trailing whitespace
-      vim.cmd([[:keepjumps keeppatterns %s/\s\+$//e]])
 
-      -- delete lines @ eof
-      vim.cmd([[:keepjumps keeppatterns silent! 0;/^\%(\n*.\)\@!/,$d_]])
+      if vim.o.ma then
+      	-- delete trailing whitespace
+      	vim.cmd([[:keepjumps keeppatterns %s/\s\+$//e]])
+
+      	-- delete lines @ eof
+      	vim.cmd([[:keepjumps keeppatterns silent! 0;/^\%(\n*.\)\@!/,$d_]])
+      end
 
       reset_cursor_pos(cursor_pos)
     end,