Neovim

sudo apt install neovim ripgrep
sudo apt install rustup
rustup toolchain install nightly

mkdir -p ~/.config/nvim/lua/plugins
touch ~/.config/nvim/init.lua
touch ~/.config/nvim/lua/init.lua
touch ~/.config/nvim/lua/settings.lua
touch ~/.config/nvim/lua/keymaps.lua

require("settings")
require("init")
require("keymaps")

local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"

if not (vim.uv or vim.loop).fs_stat(lazypath) then
    local lazyrepo = "https://github.com/folke/lazy.nvim.git"
    local out = vim.fn.system({
            "git",
            "clone",
            "--filter=blob:none",
            "--branch=stable",
            lazyrepo,
            lazypath,
    })
    if vim.v.shell_error ~= 0 then
            vim.api.nvim_echo({
                        { "Failed to clone lazy.nvim:\n", "ErrorMsg" },
                        { out, "WarningMsg" },
                        { "\nPress any key to exit..." },
            }, true, {})
            vim.fn.getchar()
            os.exit(1)
    end
end

vim.opt.rtp:prepend(lazypath)

vim.g.mapleader = " "
vim.g.maplocalleader = "\\"

require("lazy").setup({
    spec = {
            { import = "plugins" },
    },
    install = { colorscheme = { "habamax" } },
    checker = { enabled = true },
})

local global = vim.g
local o = vim.opt

o.textwidth = 79
o.number = true
o.clipboard = "unnamedplus"
o.syntax = "on"
o.smartindent = true
o.cursorline = true
o.expandtab = true
o.shiftwidth = 4
o.tabstop = 4
o.encoding = "UTF-8"
o.ruler = true
o.mouse = "a"
o.title = true
o.hidden = true
o.ttimeoutlen = 0
o.wildmenu = true
o.showcmd = true
o.showmatch = true
o.inccommand = "split"
o.splitright = true
o.splitbelow = true
o.termguicolors = true
o.swapfile = false
o.backup = false
o.ignorecase = true
o.fixendofline = true
o.fileformats = 'unix'
o.showmode = false

local function map(mode, lhs, rhs)
    vim.keymap.set(mode, lhs, rhs, { silent = true })
end

map("n", "<leader>w", "<CMD>update<CR>")
map("n", "<leader>q", "<CMD>q<CR>")
map("n", "<leader>v", "<CMD>vsplit<CR>")
map("n", "<leader>s", "<CMD>split<CR>")
map("n", "<leader>n", "<CMD>bnext<CR>")
map("n", "<leader>p", "<CMD>bprevious<CR>")

map("n", "<leader>l", "<CMD>Lazy<CR>")
map("n", "<leader>e", "<CMD>NvimTreeToggle<CR>")
map("n", "<leader>g", "<CMD>Neogit<CR>")
map("n", "<leader>t", "<CMD>Telescope<CR>")
map("n", "<leader>c", "<CMD>CopilotChatToggle<CR>")

:q        close
:w        write/saves
:wa[!]    write/save all windows [force]
:wq       write/save and close
:x        save and quit, same as wq
:q!       force close if file has changed and not save changes

v        Enter visual mode for selection of LINES
C-v      Enter visual mode for selection of BLOCKS
y        Yank/copy selected region
yy       Yank/copy entire line
"<reg>y  Yank/copy marked region into register <reg> (register from a-z)
c        Cut selection
p        Paste yanked content
"<reg>p  Paste yanked content in register <reg> (from a-z)
P        Paste yanked content BEFORE

u        Undo
C-r      Redo

:!<cmd>  Execute shell command <cmd>
C-z      send vim to background (fg brings it to front again)

C-ws     Split current window horizontally (alternative :split)
C-wv     Split current window vertically (alternative :vsplit)
C-ww     Jump to the next window
C-wo     Only one window (close all)
C-wARROW Jump to window left/right/top/bottom (arrow keys) to the current
C-w#<    Shrink/resize current window from the right by # (default 1)
C-w#>    Increase/resize current window to the right by # (default 1)

a        Append text after the cursor
A        Append text at the end of the line
i        Insert text before the cursor
I        Insert text before the first non-blank in the line
o        Begin a new line BELOW the cursor and insert text
O        Begin a new line ABOVE the cursor and insert text
s        Erase the current letter under the cursor, set insert-mode
S        Erase the whole line, set insert-mode
cc       Delete the current line, set insert-mode
cw       Delete word, set insert-mode
dd       Delete line under curser

q[a-z]   Start recording, everything will be recorded including movement actions.
@[a-z]   Execute the recorded actions.

nnoremap <silent> <leader>s :set spell!<cr>

<leader>s Toggle Spelling
]s       Next spelling mistake
[s       Previous spelling mistake
z=       Give Suggestions (prepent 1, use first suggestions automatically)
zg       Add misspelled to spellfile
zug      Remove word from spellfile

h        cursor left
j        cursor down
l        cursor right
k        cursor up

H        Jump to TOP of screen
M        Jump to MIDDLE of screen
L        Jump to BOTTOM of screen
C-b      Move back one full screen (page up)
C-f      Move forward one full screen (page down)
C-d      Move forward 1/2 screen; half page down
C-u      Move back (up) 1/2 screen; half page up

w        jump by start of words (punctuation considered words)
e        jump to end of words (punctuation considered words)
b        jump backward by words (punctuation considered words)
0 (zero) start of line
^        first non-blank character of line
$        end of line
G        bottom of file
gg       top of file

E        jump to end of words (no punctuation)
W        jump by words (spaces separate words)
B        jump backward by words (no punctuation)
#G       goto line #
#gg      goto line #

*        search for word under cursor (forward) and highlight occurrence (see incsearch, hlsearch below)
%        jump from open/close ( / #if / ( / { to corresponding ) / #endif / }
[{       jump to start of current code block
]}       jump to end of current code block
gd       jump to var declaration (see incsearch, hlsearch below)
f<c>     Find char <c> from current cursor position -- forwards
F<c>     Find char <c> from current cursor position -- backwards
,        Repeat previous f<c> or F<c> in opposite direction
;        Repeat previous f<c> or F<c> in same direction
'.       jump back to last edited line.
g;       jump back to last edited position.
[m       jump to start of funtion body
[i       show first declartion/use of the word under cursor
[I       show all occurrences of word under cursor in current file
[/       cursor to N previous start of a C comment

:vimgrep /<regex>/g %        Search for <regex> with multiple occasions per line (g)
                             in current file (%)
:vimgrep /<C-r>// %          On the command line, <C-r>/ (that is: CTRL-R followed by /)
                             will insert the last search pattern.
:vimgrep /<a>/g <filelist>   Search in the given files (<filelist>)
:vimgrep /<a>/g *.cc         Search in all *.cc files current directory
:vimgrep /<a>/g **/*.cc      Search in all *.cc files in every sub-directory (recursively)
:vimgrep /<a>/g `find . -type f`
                             Search in all files that are returns by the backtick command.

:vim     short for :vimgrep

:cnext   Jump to next record/match in quickfix list
:cprev   Jump to previous record/match in quickfix list

[q       see :cprev
]q       see :cnext
[Q       see :cfirst
]Q       see :clast

ma       set mark a at current cursor location
'a       jump to line of mark a (first non-blank character in line)
`a       jump to position (line and column) of mark a
d'a      delete from current line to line of mark a
d`a      delete from current cursor position to position of mark a
c'a      change text from current line to line of mark a
y`a      yank text to unnamed buffer from cursor to position of mark a
:marks   list all the current marks
:marks aB list marks a, B

x        Delete char UNDER cursor
X        Delete char BEFORE cursor
#x       Delete the next # chars. starting from char under cursor
dw       Delete next word
dW       Delete UP TO the next word
d^       Delete up unto the beginning of the line
d$       Delete until end of the line
D        See d$, delete until end of the line
dd       Delete whole line
dib      Delete contents in parenthesis '(' ')' block (e.g. function args)
diB      Delete inner '{' '}' block
daB      Delete a '{' '}' block
das      Delete a senctence
diw      Delete word under cursor
df<c>    Delete until next occurence of <c> (char) found (including <c>) [in single line]
dt<c>    Delete until next occurence of <c> (char) found (without <c>!!!) [in single line]

ciw      Change word under cursor
ciB      Change inner '{' '}' block
cf<c>    See "df<c>" but change instead of delete
ct<c>    See "dt<c>" but change instead of delete

#J       Merge # number of lines together

gq       (in visual-mode) format selected text according to line-width
gqq      format current line according to line-width
#gqq     format next #-lines

C-n      Keyword completion
Tab      Keyword completion (SuperTab plugin)
r<c>     Replace char <c>
#r<c>    Replace follow # chars with <c>, : csock, cursor on s, 3re ceeek

:s/xxx/yyy/    Replace xxx with yyy at the first occurrence
:s/xxx/yyy/g   Replace xxx with yyy first occurrence, global (whole sentence)
:s/xxx/yyy/gc  Replace xxx with yyy global with confirm
:%s/xxx/yyy/g  Replace xxx with yyy global in the whole file

u        Convert selection (visual mode) to lowercase
U        Convert selection (visual mode) to uppercase

:g/^#/d  Delete all lines that begins with #
:g/^$/d  Delete all lines that are empty

gg=G    Reident all