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finalize neovim tranition from vimscript to lua (as much as I can)

This commit is contained in:
Pratham Patel 2023-02-10 19:25:03 +05:30
parent 318aafbdf2
commit b178cc0d5c
12 changed files with 366 additions and 448 deletions

15
.config/nvim/init.lua Normal file
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--------------------------------------------------------------------------------
-- Initial setup
--------------------------------------------------------------------------------
-- disable netrw at the very start of init.lua (strongly advised by _nvim-tree.lua_)
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1
require("plug-init")
vim.cmd("source ~/.config/nvim/vim/cmd_opts.vim")
require("autocmds")
require("key-bindings")
vim.cmd("source ~/.config/nvim/vim/statusline.vim")
require("plug-setup")

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" ==============================================================================
" Plugins
" ==============================================================================
call plug#begin('~/.vim/plugged')
" base16 theme
Plug 'chriskempson/base16-vim'
" treesitter
Plug 'nvim-treesitter/nvim-treesitter', {'do': ':TSUpdate'}
" auto-complete
Plug 'neovim/nvim-lspconfig'
Plug 'hrsh7th/cmp-nvim-lsp'
Plug 'hrsh7th/cmp-buffer'
Plug 'hrsh7th/cmp-path'
Plug 'hrsh7th/cmp-cmdline'
Plug 'hrsh7th/nvim-cmp'
" for vsnip
Plug 'hrsh7th/cmp-vsnip'
Plug 'hrsh7th/vim-vsnip'
" fuzzy finder
Plug 'nvim-lua/plenary.nvim'
Plug 'nvim-telescope/telescope.nvim'
" optional
Plug 'airblade/vim-rooter'
Plug 'nvim-lua/popup.nvim'
Plug 'nvim-lua/plenary.nvim'
Plug 'nvim-telescope/telescope.nvim'
" vim ripgrep
Plug 'jremmen/vim-ripgrep'
" official rust plugin
Plug 'rust-lang/rust.vim'
" to enable more of the features of rust-analyzer, such as inlay hints and more!
Plug 'simrat39/rust-tools.nvim'
" git wrapper
Plug 'tpope/vim-fugitive'
" src tree view
Plug 'nvim-tree/nvim-tree.lua'
Plug 'nvim-tree/nvim-web-devicons' " optional, for file icons
call plug#end()
" lua require("setup"
luafile ~/.config/nvim/lua/setup.lua
" ==============================================================================
" Neovim core(?)
" ==============================================================================
" dealing with files
syntax on
filetype plugin indent on
set paste
set colorcolumn=80
set autoindent expandtab tabstop=4 shiftwidth=4
set encoding=utf-8
" appearance
set number relativenumber
set noshowmode
set showcmd
set timeoutlen=300 " (http://stackoverflow.com/questions/2158516/delay-before-o-opens-a-new-line)
set spell
set termguicolors
set cursorline
let base16colorspace=256
colorscheme base16-google-dark
"colorscheme base16-gruvbox-dark-hard
"set cursorcolumn
"set clipboard=unnamed,unnamedplus
set title
set noswapfile
"set lazyredraw
"set ttyfast (https://neovim.io/doc/user/vim_diff.html#'ttyfast')
" undo
set undolevels=200
set undodir=~/.vimdid
set undofile
" search
set incsearch ignorecase smartcase hlsearch
" do not substitute _globally_
set nogdefault
set visualbell
set wildmenu
set showmatch
set pastetoggle=<F2>
"prevent trackpad mis{click,touche}s
set mouse=
"set viminfo=
" ==============================================================================
" Rust
" ==============================================================================
" Set updatetime for CursorHold
" 300ms of no cursor movement to trigger CursorHold
set updatetime=300
" have a fixed column for the diagnostics to appear in
" this removes the jitter when warnings/errors flow in
set signcolumn=yes
" Set completeopt to have a better completion experience
" :help completeopt
" menuone: popup even when there's only one match
" noinsert: Do not insert text until a selection is made
" noselect: Do not select, force user to select one from the menu
set completeopt=menuone,noinsert,noselect
" Avoid showing extra messages when using completion
set shortmess+=c
" Show diagnostic popup on cursor hold
autocmd CursorHold * lua vim.diagnostic.open_float(nil, { focusable = false })
" format-on-write
" `vim.lsp.buf.formatting_sync` is depricated
" but it is still present until Debian switches to a compatible version
"autocmd BufWritePre *.rs lua vim.lsp.buf.formatting_sync(nil, 200)
autocmd BufWritePre *.rs lua vim.lsp.buf.format(nil, 200)
" use 4 spaces for indent rust
autocmd FileType rust setlocal expandtab shiftwidth=4 softtabstop=4
let g:rustfmt_autosave = 1
let g:rustfmt_emit_files = 1
let g:rustfmt_fail_silently = 0
luafile ~/.config/nvim/lua/simrat39__rust-tools.nvim.lua
luafile ~/.config/nvim/lua/hrsh7th__nvim-cmp.lua
" ==============================================================================
" Indentation
" ==============================================================================
" use 2 spaces for indentation of specific file types
autocmd FileType lua setlocal expandtab shiftwidth=2 softtabstop=2
autocmd FileType json setlocal expandtab shiftwidth=2 softtabstop=2
" use 4 spaces for indentation of specific file types
autocmd FileType bash setlocal expandtab shiftwidth=4 softtabstop=4
autocmd FileType c setlocal expandtab shiftwidth=4 softtabstop=4
autocmd FileType gitconfig setlocal expandtab shiftwidth=4 softtabstop=4
autocmd FileType python setlocal expandtab shiftwidth=4 softtabstop=4
autocmd FileType sh setlocal expandtab shiftwidth=4 softtabstop=4
autocmd FileType vim setlocal expandtab shiftwidth=4 softtabstop=4
autocmd FileType yaml setlocal expandtab shiftwidth=4 softtabstop=4
" ==============================================================================
" Statusline
" ==============================================================================
" Define all the different modes
let g:currentmode={
\ 'n' : 'NORMAL',
\ 'no' : 'NORMAL·OPERATOR PENDING',
\ 'v' : 'VISUAL',
\ 'V' : 'V·LINE',
\ '^V' : 'V·BLOCK',
\ 's' : 'SELECT',
\ 'S' : 'S·LINE',
\ '^S' : 'S·BLOCK',
\ 'i' : 'INSERT',
\ 'R' : 'REPLACE',
\ 'Rv' : 'V·REPLACE',
\ 'c' : 'COMMAND',
\ 'cv' : 'VIM EX',
\ 'ce' : 'EX',
\ 'r' : 'PROMPT',
\ 'rm' : 'MORE',
\ 'r?' : 'CONFIRM',
\ '!' : 'SHELL',
\ 't' : 'TERMINAL'
\}
set statusline=
" 2 space padding
set statusline+=%#ErrorMsg#\ \
" shows mode
set statusline+=%#Search#\ %{g:currentmode[mode()]}\
" shows '[+]' if modified else '[0]'
set statusline+=%#ErrorMsg#\ %{&modified?'[+]':'[0]'}\
" show if a file is readonly
set statusline+=%#Question#%{&readonly?'[RO]':'[RW]'}\
" show the file name
set statusline+=%#CursorLineNr#\ %f\
" show filename
set statusline+=%#SignColumn#\(%{wordcount().words}\)\ %#Comment#
" show wc
set statusline+=%=
" show file format dos/UNIX
set statusline+=%#Title#%{&ff}\
" show encoding format
set statusline+=%#Directory#%{&fileencoding}\
" show the syntax/file type eg Rust, C, Python, Vim etc
set statusline+=%#Todo#\ %Y\
" show percentage through a file
set statusline+=%#Identifier#\ %p%%
" show the currentline/totallines
set statusline+=%#Normal#\ %lL\
" show column number
set statusline+=%#CursorColumn#\ %cC\
" 2 space padding
set statusline+=%#Normal#\ \
set laststatus=2
" ==============================================================================
" key bindings
" ==============================================================================
" Jump to start and end of line using the home row keys
map H ^
map L $
" remap uppercase J and K to their lowercase counterparts;
" been bitten too many times
nnoremap K k
nnoremap J j
"inoremap K k
"inoremap J j
"map-command [map-arg] {lhs} {rhs}
nnoremap <C-J> <C-W><C-J>
nnoremap <C-K> <C-W><C-K>
nnoremap <C-L> <C-W><C-L>
nnoremap <C-H> <C-W><C-H>
" neovide (GUI) clipboard
nnoremap <C-S-V> "+P
" handle Ctrl+Shift+V in GUI somehow
" inoremap <C-S-V> "+P
" RUST
" Code navigation shortcuts
nnoremap <silent> <c-]> <cmd>lua vim.lsp.buf.definition()<CR>
nnoremap <silent> K <cmd>lua vim.lsp.buf.hover()<CR>
nnoremap <silent> gD <cmd>lua vim.lsp.buf.implementation()<CR>
nnoremap <silent> <c-k> <cmd>lua vim.lsp.buf.signature_help()<CR>
nnoremap <silent> 1gD <cmd>lua vim.lsp.buf.type_definition()<CR>
nnoremap <silent> gr <cmd>lua vim.lsp.buf.references()<CR>
nnoremap <silent> g0 <cmd>lua vim.lsp.buf.document_symbol()<CR>
nnoremap <silent> gW <cmd>lua vim.lsp.buf.workspace_symbol()<CR>
nnoremap <silent> gd <cmd>lua vim.lsp.buf.definition()<CR>
" code actions
nnoremap <silent> ga <cmd>lua vim.lsp.buf.code_action()<CR>
" Goto previous/next diagnostic warning/error
nnoremap <silent> g[ <cmd>lua vim.diagnostic.goto_prev()<CR>
nnoremap <silent> g] <cmd>lua vim.diagnostic.goto_next()<CR>
" ==============================================================================
" change highlight color when yanking
" ==============================================================================
au TextYankPost * silent! lua vim.highlight.on_yank {higroup="Visual", timeout=250}

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-- CursorHold
vim.api.nvim_create_autocmd("CursorHold", {
pattern = "*",
command = "lua vim.diagnostic.open_float(nil, { focusable = false })",
})
-- format on write
vim.g.rustfmt_autosave = 1
vim.g.rustfmt_emit_files = 1
vim.g.rustfmt_fail_silently = 0
vim.api.nvim_create_autocmd({"BufWritePre"}, {
pattern = {"*.rs"},
command = "lua vim.lsp.buf.format(nil, 200)",
})
-- run `cargo run` upon `:w`
vim.api.nvim_create_autocmd({"BufWritePost"}, {
pattern = {"*.rs"},
command = "!cargo run",
})
-- indentation (2 spaces)
vim.api.nvim_create_autocmd("FileType", {
pattern = {"*.lua"},
command = "setlocal expandtab shiftwidth=2 softtabstop=2",
})

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local cmp = require'cmp'
cmp.setup({
-- Enable LSP snippets
snippet = {
expand = function(args)
vim.fn["vsnip#anonymous"](args.body)
end,
},
mapping = {
-- Up arrow key or 'Ctrl + p' to select next item
['<Up>'] = cmp.mapping.select_prev_item(),
['<C-p>'] = cmp.mapping.select_prev_item(),
-- Down arrow key or 'Ctrl + n' to select next item
['<Down>'] = cmp.mapping.select_next_item(),
['<C-n>'] = cmp.mapping.select_next_item(),
-- Tab key to select current item
['<Tab>'] = cmp.mapping.confirm({
behavior = cmp.ConfirmBehavior.Insert,
select = true,
}),
['<C-d>'] = cmp.mapping.scroll_docs(-4),
['<C-f>'] = cmp.mapping.scroll_docs(4),
['<C-Space>'] = cmp.mapping.complete(),
['<C-e>'] = cmp.mapping.close(),
},
-- Installed sources
sources = {
{ name = 'nvim_lsp' },
{ name = 'vsnip' },
{ name = 'path' },
{ name = 'buffer' },
},
})

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-- Jump to start and end of line using the home row keys
vim.keymap.set("n", "H", "^")
vim.keymap.set("n", "L", "$")
-- remap uppercase J and K to their lowercase counterparts;
-- been bitten too many times
vim.keymap.set("n", "J", "j")
vim.keymap.set("n", "K", "k")
-- move between buffers using Ctrl+[h,j,k,l]
vim.keymap.set({"n", "v", "i", "c"}, "<C-H>", "<C-W><C-H>")
-- neovide (GUI) clipboard
vim.keymap.set({"n", "i"}, "<C-S-V>", "\"+P")

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--------------------------------------------------------------------------------
-- Packer related setup
--------------------------------------------------------------------------------
-- This section is HEAVILY "inspired" by this guide
-- https://www.chiarulli.me/Neovim-2/03-plugins/
-- Use a protected call so that we do not error out on the first use
local status_ok, packer = pcall(require, "packer")
if not status_ok then
return
end
-- Have Packer use a pop-up window
packer.init({
display = {
open_fn = function()
return require("packer.util").float({
border = "single"
})
end
}}
)
--------------------------------------------------------------------------------
-- Install packages
--------------------------------------------------------------------------------
return require("packer").startup(function(use)
-- Packer can manage itself
use "wbthomason/packer.nvim"
-- decorations
use {
"chriskempson/base16-vim"
}
-- plugins for finding stuff
use {
"nvim-lua/plenary.nvim",
"nvim-telescope/telescope.nvim",
"jremmen/vim-ripgrep",
}
-- auto-complete
use {
"neovim/nvim-lspconfig",
"hrsh7th/cmp-nvim-lsp",
"hrsh7th/cmp-buffer",
"hrsh7th/cmp-path",
"hrsh7th/cmp-cmdline",
"hrsh7th/nvim-cmp",
"hrsh7th/cmp-vsnip",
"hrsh7th/vim-vsnip",
}
-- parser/highlighter
use { "nvim-treesitter/nvim-treesitter", cmd = "TSUpdate" }
-- Rust lang
use {
"rust-lang/rust.vim",
"simrat39/rust-tools.nvim",
}
-- git
use "tpope/vim-fugitive"
-- tree view
use {
"nvim-tree/nvim-tree.lua",
"nvim-tree/nvim-web-devicons",
}
if PACKER_BOOTSTRAP then
require("packer").sync()
end
end)

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@ -1,3 +1,112 @@
--------------------------------------------------------------------------------
-- nvim-tree setup
--------------------------------------------------------------------------------
require("nvim-tree").setup({
auto_reload_on_write = true,
disable_netrw = false,
hijack_netrw = true,
sort_by = "case_sensitive",
view = {
width = 30,
number = true,
relativenumber = true,
mappings = {
list = {
{ key = "u", action = "dir_up" },
},
},
},
renderer = {
group_empty = false,
highlight_git = true,
icons = {
symlink_arrow = "",
glyphs = {
modified = "",
git = {
unstaged = "",
staged = "",
unmerged = "",
renamed = "",
untracked = "[ ]",
deleted = "",
ignored = "",
},
},
},
special_files = { "Cargo.toml", "README.md", "Readme.md", "readme.md" },
symlink_destination = true,
},
filters = {
dotfiles = true,
},
})
-- open nvim-tree
-- this function checks if all of the arguments provided to Neovim
-- are either file(s) or director(y|ies)
-- returns true only if an argv is file
function dir_or_file()
local iter = 0
while iter < vim.fn.argc() do
local fpath = io.open(vim.fn.argv(iter), "r")
iter = iter + 1
if fpath ~= nil then
io.close(fpath)
return true
end
end
end
-- open the tree if no files are specified in argv
local open_tree = dir_or_file()
if open_tree ~= true then
require("nvim-tree.api").tree.open()
end
--------------------------------------------------------------------------------
-- nvim-cmp setup
--------------------------------------------------------------------------------
-- Set up nvim-cmp.
local cmp = require'cmp'
cmp.setup({
snippet = {
-- REQUIRED - you must specify a snippet engine
expand = function(args)
vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
end,
},
window = {
completion = cmp.config.window.bordered(),
documentation = cmp.config.window.bordered(),
},
mapping = cmp.mapping.preset.insert({
['<Tab>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
}),
sources = cmp.config.sources({
{ name = 'nvim_lsp' },
{ name = 'vsnip' },
}, {
{ name = 'buffer' },
})
})
local capabilities = require("cmp_nvim_lsp").default_capabilities()
require("lspconfig")["rust_analyzer"].setup {
cmd = {"rust-analyzer"},
filetypes = {"rust"},
capabilities = capabilities,
}
--------------------------------------------------------------------------------
-- rust-tools.nvim setup
--------------------------------------------------------------------------------
local opts = {
tools = { -- rust-tools options

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@ -1,81 +0,0 @@
--------------------------------------------------------------------------------
-- initial setup
--------------------------------------------------------------------------------
-- disable netrw at the very start of init.lua (strongly advised by _nvim-tree.lua_)
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1
--------------------------------------------------------------------------------
-- Plugin setup
--------------------------------------------------------------------------------
-- ensure that packer is installed
if vim.fn.empty(vim.fn.glob(vim.fn.stdpath("data").."/site/pack/packer/start/packer.nvim")) > 0 then
PACKER_BOOTSTRAP = vim.fn.system({
"git",
"clone",
"--depth",
"1",
"https://github.com/wbthomason/packer.nvim",
"~/.local/share/nvim/site/pack/packer/start/packer.nvim",
})
print("Packer installed. Please close and re-open Neovim.");
end
-- Autocommand that reloads Neovim whenever the "plugins.lua" file is saved
-- 'nvim-tree.lua' setup
require("nvim-tree").setup({
auto_reload_on_write = true,
disable_netrw = false,
hijack_netrw = true,
sort_by = "case_sensitive",
view = {
width = 30,
number = true,
relativenumber = true,
mappings = {
list = {
{ key = "u", action = "dir_up" },
},
},
},
renderer = {
group_empty = false,
highlight_git = true,
icons = {
symlink_arrow = "",
glyphs = {
modified = "",
git = {
unstaged = "",
staged = "",
unmerged = "",
renamed = "",
untracked = "[ ]",
deleted = "",
ignored = "",
},
},
},
special_files = { "Cargo.toml", "README.md", "Readme.md", "readme.md" },
symlink_destination = true,
},
filters = {
dotfiles = true,
},
})
--------------------------------------------------------------------------------
-- open _things_...
--------------------------------------------------------------------------------
local function open_nvim_tree()
require("nvim-tree.api").tree.open()
end
-- UNDO THIS open_nvim_tree()

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@ -1,67 +0,0 @@
--------------------------------------------------------------------------------
-- initial setup
--------------------------------------------------------------------------------
-- disable netrw at the very start of init.lua (strongly advised by _nvim-tree.lua_)
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1
--------------------------------------------------------------------------------
-- Plugin setup
--------------------------------------------------------------------------------
-- 'nvim-tree.lua' setup
require("nvim-tree").setup({
auto_reload_on_write = true,
disable_netrw = false,
hijack_netrw = true,
sort_by = "case_sensitive",
view = {
width = 30,
number = true,
relativenumber = true,
mappings = {
list = {
{ key = "u", action = "dir_up" },
},
},
},
renderer = {
group_empty = false,
highlight_git = true,
icons = {
symlink_arrow = "",
glyphs = {
modified = "",
git = {
unstaged = "",
staged = "",
unmerged = "",
renamed = "",
untracked = "[ ]",
deleted = "",
ignored = "",
},
},
},
special_files = { "Cargo.toml", "README.md", "Readme.md", "readme.md" },
symlink_destination = true,
},
filters = {
dotfiles = true,
},
})
--------------------------------------------------------------------------------
-- open _things_...
--------------------------------------------------------------------------------
local function open_nvim_tree()
require("nvim-tree.api").tree.open()
end
-- UNDO THIS open_nvim_tree()

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" ==============================================================================
" Vimscript things that I can't "rewrite" in Lua
" ==============================================================================
syntax on
filetype plugin indent on
set encoding=utf-8
" appearance
set colorcolumn=80
set cursorcolumn
set autoindent expandtab tabstop=4 shiftwidth=4 "softtabstop=4
set number relativenumber
set noshowmode " I will set the status line manually; Neovim doesn't need to show this
set showcmd
set spell
set termguicolors
set cursorline
set title
set showmatch
set splitright
let base16colorspace=256
colorscheme base16-google-dark
" speed/other improvements
set timeoutlen=300 " http://stackoverflow.com/questions/2158516/delay-before-o-opens-a-new-line
set updatetime=300 " updatetime for CursorHold
set noswapfile
set wildmenu " use <Tab> to auto-complete Neovim commands
" have a fixed column for diagnostics to appear in; this removes the jigger when warnings/errors flow in
set signcolumn=yes
" auto completion
" :help completeopt
" menuone: popup even when there's only one match
" preview: show extra information about the currently selected completion
" noinsert: do not insert text until a selection is made
" noselect: do not select, force the user to select one from the menu
set completeopt=menuone,preview,noinsert,noselect
" disable messages like 'match 1 of 2', 'the only match', 'pattern not found', etc
set shortmess+=c
" undo
set undolevels=200
set undodir=~/.vimdid
set undofile
" search and/or replace
set incsearch ignorecase smartcase hlsearch
set nogdefault
" disable mouse
set mouse=
" change highlight color when yanking
au TextYankPost * silent! lua vim.highlight.on_yank {higroup="Visual", timeout=250}

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" Define all the different modes
let g:currentmode={
\ 'n' : 'NORMAL',
\ 'no' : 'NORMAL·OPERATOR PENDING',
\ 'v' : 'VISUAL',
\ 'V' : 'V·LINE',
\ '' : 'V·BLOCK',
\ 's' : 'SELECT',
\ 'S' : 'S·LINE',
\ '^S' : 'S·BLOCK',
\ 'i' : 'INSERT',
\ 'R' : 'REPLACE',
\ 'Rv' : 'V·REPLACE',
\ 'c' : 'COMMAND',
\ 'cv' : 'VIM EX',
\ 'ce' : 'EX',
\ 'r' : 'PROMPT',
\ 'rm' : 'MORE',
\ 'r?' : 'CONFIRM',
\ '!' : 'SHELL',
\ 't' : 'TERMINAL'
\}
set statusline=
" 2 space padding
set statusline+=%#ErrorMsg#\ \
" shows mode
set statusline+=%#Search#\ %{g:currentmode[mode()]}\
" shows '[+]' if modified else '[0]'
set statusline+=%#ErrorMsg#\ %{&modified?'[+]':'[0]'}\
" show if a file is readonly
set statusline+=%#Question#%{&readonly?'[RO]':'[RW]'}\
" show the file name
set statusline+=%#CursorLineNr#\ %f\
" show filename
set statusline+=%#SignColumn#\(%{wordcount().words}\)\ %#Comment#
" show wc
set statusline+=%=
" show file format dos/UNIX
set statusline+=%#Title#%{&ff}\
" show encoding format
set statusline+=%#Directory#%{&fileencoding}\
" show the syntax/file type eg Rust, C, Python, Vim etc
set statusline+=%#Todo#\ %Y\
" show percentage through a file
set statusline+=%#Identifier#\ %p%%
" show the currentline/totallines
set statusline+=%#Normal#\ %lL\
" show column number
set statusline+=%#CursorColumn#\ %cC\
" 2 space padding
set statusline+=%#Normal#\ \
set laststatus=2

3
.gitignore vendored
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@ -7,3 +7,6 @@ Thumbs.db
# compiled C/C++ files
*.out
# Packer.nvim related file
.config/nvim/plugin/packer_compiled.lua