init.vim

set packpath+=~/.vim
syntax on
set smartindent
set noerrorbells
set tabstop=4
set softtabstop=4
set shiftwidth=4
set expandtab
set nu
set nowrap
set smartcase
set incsearch
set showcmd
set relativenumber
set splitright
set nocompatible
set mouse=a
set hidden
set nobackup
set nowritebackup
set cmdheight=2
set updatetime=300
set shortmess+=c
call plug#begin('~/.vim/plugged')
Plug 'scrooloose/nerdtree', { 'on':  'NERDTreeToggle' }
Plug 'dense-analysis/ale'
Plug 'SirVer/ultisnips'
Plug 'vim-airline/vim-airline'
Plug 'vim-airline/vim-airline-themes'
Plug 'neoclide/coc.nvim'
Plug 'octol/vim-cpp-enhanced-highlight'
Plug 'morhetz/gruvbox'
Plug 'crusoexia/vim-monokai'
Plug 'dracula/vim', { 'as': 'dracula' }
Plug 'arcticicestudio/nord-vim'
call plug#end()
inoremap {<CR>  {<CR>}<Esc>O
inoremap {}     {}
colorscheme gruvbox
autocmd vimenter * :80vs | :term
imap jk <Esc>
autocmd filetype cpp nnoremap <C-Q> :s/^\(\s*\)/\1\/\/<CR> :s/^\(\s*\)\/\/\/\//\1<CR> $
tnoremap <Esc> <C-\><C-n>
tnoremap jk <C-\><C-n>
let g:airline#extensions#whitespace#enabled = 0
if has("patch-8.1.1564")
  set signcolumn=number
else
  set signcolumn=yes
endif
inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction
if has('nvim')
  inoremap <silent><expr> <c-space> coc#refresh()
else
  inoremap <silent><expr> <c-@> coc#refresh()
endif
if exists('*complete_info')
  inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
else
  inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
endif
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)
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)
nnoremap <silent> K :call <SID>show_documentation()<CR>
function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction
autocmd CursorHold * silent call CocActionAsync('highlight')
nmap <leader>rn <Plug>(coc-rename)
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)
augroup mygroup
  autocmd!
  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>qf  <Plug>(coc-fix-current)
xmap if <Plug>(coc-funcobj-i)
omap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap af <Plug>(coc-funcobj-a)
xmap ic <Plug>(coc-classobj-i)
omap ic <Plug>(coc-classobj-i)
xmap ac <Plug>(coc-classobj-a)
omap ac <Plug>(coc-classobj-a)
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)
command! -nargs=0 Format :call CocAction('format')
command! -nargs=? Fold :call     CocAction('fold', <f-args>)
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}
nnoremap <silent><nowait> <space>a  :<C-u>CocList diagnostics<cr>
nnoremap <silent><nowait> <space>e  :<C-u>CocList extensions<cr>
nnoremap <silent><nowait> <space>c  :<C-u>CocList commands<cr>
nnoremap <silent><nowait> <space>o  :<C-u>CocList outline<cr>
nnoremap <silent><nowait> <space>s  :<C-u>CocList -I symbols<cr>
nnoremap <silent><nowait> <space>j  :<C-u>CocNext<CR>
nnoremap <silent><nowait> <space>k  :<C-u>CocPrev<CR>
nnoremap <silent><nowait> <space>p  :<C-u>CocListResume<CR>"source ~/.vimrc