vim foot

 cat .vimrc

----------------------------------

set nu
set nocompatible
filetype plugin on
set ruler
set showcmd
syntax on
set mouse=a
set ttymouse=sgr

set termguicolors
let &t_8f = "\<Esc>[38:2::%lu:%lu:%lum"
let &t_8b = "\<Esc>[48:2::%lu:%lu:%lum"

let &t_TI = "\<Esc>[>4;2m"
let &t_TE = "\<Esc>[>4;m"

call plug#begin()

Plug 'vim-airline/vim-airline'
Plug 'neoclide/coc.nvim', {'branch': 'release'}
Plug 'dracula/viim', { 'name': 'dracula' }
Plug 'mcchrish/nnn.vim'
call plug#end()

nnoremap <C-n> :Vexplor:e<CR>

"dracula theme


"vim airline font
let g:airline_powerline_fonts = 1

"coc nvim
" Some servers have issues with backup files, see #649.
set nobackup
set nowritebackup
set updatetime=300

set signcolumn=yes

" Use tab for trigger completion with characters ahead and navigate.
" " NOTE: There's always complete item selected by default, you may want to
" enable
" " no select by `"suggest.noselect": true` in your configuration file.
" " NOTE: Use command ':verbose imap <tab>' to make sure tab is not mapped by
" " other plugin before putting this into your config.

inoremap <silent><expr> <TAB>
      \ coc#pum#visible() ? coc#pum#next(1) :
      \ CheckBackspace() ? "\<Tab>" :
      \ coc#refresh()
inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"

" Make <CR> to accept selected completion item or notify coc.nvim to format
" " <C-g>u breaks current undo, please make your own choice.
 inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
                               \: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

function! CheckBackspace() abort
      let col = col('.') - 1
        return !col || getline('.')[col - 1]  =~# '\s'
    endfunction

    " Use <c-space> to trigger completion.
     if has('nvim')
       inoremap <silent><expr> <c-space> coc#refresh()
       else
         inoremap <silent><expr> <c-@> coc#refresh()
         endif

" GoTo code navigation.
 nmap <silent> gd <Plug>(coc-definition)
 nmap <silent> gy <Plug>(coc-type-definition)
 nmap <silent> gi <Plug>(coc-implementation)
 nmap <silent> gr <Plug>(coc-references)



" set the 'cpoptions' to its Vim default
if 1    " only do this when compiled with expression evaluation
  let s:save_cpo = &cpoptions
endif
set cpo&vim

" set 'selection', 'selectmode', 'mousemodel' and 'keymodel' for MS-Windows
behave mswin

" backspace and cursor keys wrap to previous/next line
set backspace=indent,eol,start whichwrap+=<,>,[,]

" backspace in Visual mode deletes selection
vnoremap <BS> d

if has("clipboard")
    " CTRL-X and SHIFT-Del are Cut
    vnoremap <C-X> "+x
    vnoremap <S-Del> "+x

    " CTRL-C and CTRL-Insert are Copy
    vnoremap <C-C> "+y
    vnoremap <C-Insert> "+y

    " CTRL-V and SHIFT-Insert are Paste
    map <C-V>        "+gP
    map <S-Insert>        "+gP

    cmap <C-V>        <C-R>+
    cmap <S-Insert>        <C-R>+
endif

" Pasting blockwise and linewise selections is not possible in Insert and
" Visual mode without the +virtualedit feature.  They are pasted as if they
" were characterwise instead.
" Uses the paste.vim autoload script.
" Use CTRL-G u to have CTRL-Z only undo the paste.

if 1
    exe 'inoremap <script> <C-V> <C-G>u' . paste#paste_cmd['i']
    exe 'vnoremap <script> <C-V> ' . paste#paste_cmd['v']
endif

imap <S-Insert>        <C-V>
vmap <S-Insert>        <C-V>

" Use CTRL-Q to do what CTRL-V used to do
noremap <C-Q>        <C-V>

" Use CTRL-S for saving, also in Insert mode (<C-O> doesn't work well when
" using completions).
noremap <C-S>        :update<CR>
vnoremap <C-S>        <C-C>:update<CR>
inoremap <C-S>        <Esc>:update<CR>gi

"ctrl x to quit
noremap <C-X>   :q<CR>
vnoremap <C-X>  <C-C>:q<CR>
inoremap <C-X>  <Esc>:q<CR>gi

" For CTRL-V to work autoselect must be off.
" On Unix we have two selections, autoselect can be used.
if !has("unix")
  set guioptions-=a
endif

" CTRL-Z is Undo; not in cmdline though
noremap <C-Z> u
inoremap <C-Z> <C-O>u

" CTRL-Y is Redo (although not repeat); not in cmdline though
noremap <C-Y> <C-R>
inoremap <C-Y> <C-O><C-R>

" Alt-Space is System menu
if has("gui")
  noremap <M-Space> :simalt ~<CR>
  inoremap <M-Space> <C-O>:simalt ~<CR>
  cnoremap <M-Space> <C-C>:simalt ~<CR>
endif

" CTRL-A is Select all
noremap <C-A> gggH<C-O>G
inoremap <C-A> <C-O>gg<C-O>gH<C-O>G
cnoremap <C-A> <C-C>gggH<C-O>G
onoremap <C-A> <C-C>gggH<C-O>G
snoremap <C-A> <C-C>gggH<C-O>G
xnoremap <C-A> <C-C>ggVG

" CTRL-Tab is Next window
noremap <C-Tab> <C-W>w
inoremap <C-Tab> <C-O><C-W>w
cnoremap <C-Tab> <C-C><C-W>w
onoremap <C-Tab> <C-C><C-W>w

" CTRL-F4 is Close window
noremap <C-F4> <C-W>c
inoremap <C-F4> <C-O><C-W>c
cnoremap <C-F4> <C-C><C-W>c
onoremap <C-F4> <C-C><C-W>c

if has("gui")
  " CTRL-F is the search dialog
  noremap  <expr> <C-F> has("gui_running") ? ":promptfind\<CR>" : "/"
  inoremap <expr> <C-F> has("gui_running") ? "\<C-\>\<C-O>:promptfind\<CR>" : "\<C-\>\<C-O>/"
  cnoremap <expr> <C-F> has("gui_running") ? "\<C-\>\<C-C>:promptfind\<CR>" : "\<C-\>\<C-O>/"

  " CTRL-H is the replace dialog,
  " but in console, it might be backspace, so don't map it there
  nnoremap <expr> <C-H> has("gui_running") ? ":promptrepl\<CR>" : "\<C-H>"
  inoremap <expr> <C-H> has("gui_running") ? "\<C-\>\<C-O>:promptrepl\<CR>" : "\<C-H>"
  cnoremap <expr> <C-H> has("gui_running") ? "\<C-\>\<C-C>:promptrepl\<CR>" : "\<C-H>"
endif

" restore 'cpoptions'
set cpo&
if 1
  let &cpoptions = s:save_cpo
  unlet s:save_cpo
endif

autocmd filetype c map <buffer> <F9> :w<CR> :!clear<CR> :!gcc % -o %< && %< <CR>
autocmd FileType python map <buffer> <F9> :w<CR>:exec '!python3' shellescape(@%, 1)<CR>

---------------------------------------------------------------------------------------------------------

src::

https://codeberg.org/dnkl/foot/wiki#user-content-vim