My beloved .vimrc

.vimrc

let g:ale_disable_lsp = 1
"automated installation of vimplug if not installed
if empty(glob('~/.local/share/nvim/site/autoload/plug.vim'))
    silent !curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs
        \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
    autocmd VimEnter * PlugInstall --sync | source ~/.config/nvim/init.vim
endif
call plug#begin('~/.vim/plugged')
  Plug 'neoclide/coc.nvim', {'branch': 'release'}
  Plug 'itchyny/lightline.vim'
  Plug 'tsony-tsonev/nerdtree-git-plugin'
  Plug 'Xuyuanp/nerdtree-git-plugin'
  Plug 'tiagofumo/vim-nerdtree-syntax-highlight'
  Plug 'ryanoasis/vim-devicons'
  Plug 'airblade/vim-gitgutter'
  Plug 'ctrlpvim/ctrlp.vim' " fuzzy find files
  Plug 'prettier/vim-prettier', { 'do': 'yarn install' }
  Plug 'christoomey/vim-tmux-navigator'
  Plug 'morhetz/gruvbox'
  Plug 'HerringtonDarkholme/yats.vim' " TS Syntax
  Plug 'altercation/vim-colors-solarized'
  Plug 'junegunn/vim-easy-align'
  Plug 'https://github.com/junegunn/vim-github-dashboard.git'
  Plug 'pangloss/vim-javascript'    " JavaScript support
  Plug 'leafgarland/typescript-vim' " TypeScript syntax
  Plug 'sonph/onehalf', { 'rtp': 'vim' }
  Plug 'maxmellon/vim-jsx-pretty'   " JS and JSX syntax
  Plug 'jparise/vim-graphql'        " GraphQL syntax
  Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
  Plug 'scrooloose/nerdtree', { 'on':  'NERDTreeToggle' }
  Plug 'tpope/vim-fireplace', { 'for': 'clojure' }
  Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }
  Plug 'fatih/vim-go', { 'tag': '*' }
  Plug 'nsf/gocode', { 'tag': 'v.20150303', 'rtp': 'vim' }
  Plug 'neoclide/coc.nvim', {'branch': 'release'}
  Plug 'alvan/vim-closetag'
  Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
  Plug 'junegunn/fzf.vim'
  Plug 'preservim/nerdcommenter'
  Plug 'tpope/vim-fugitive'
  Plug 'flazz/vim-colorschemes'
  " Plug 'vim-syntastic/syntastic'
  Plug 'dense-analysis/ale'
call plug#end()
map ; :GFiles<CR>
let mapleader = " "
nnoremap <silent><leader>1 :source ~/.config/nvim/init.vim \| :PlugInstall<CR>
" CoC extensions
let g:coc_global_extensions = ['coc-tsserver']
" saving config file without restarting 
nnoremap <leader>sv :source $MYVIMRC<CR> 
inoremap kj <Esc>
nnoremap <C-w>+ <Esc>:resize +5<CR>
nnoremap <C-w>- <Esc>:resize -5<CR>
nnoremap <C-w>> <Esc>:vertical resize +5<CR>
nnoremap <C-w>< <Esc>:vertical resize -5<CR>
" Reference chart of values:
"   Ps = 0 -> blinking block
"   Ps = 1 -> blinking block (default)
"   Ps = 2 -> steady block
"   Ps = 3 -> blinking underline 
"   Ps = 4 -> steady underline
"   Ps = 5 -> blinking bar (xterm)
"   Ps = 6 -> steady bar (xterm)
let &t_SI = "\e[6 q"
" let &t_SR = "\<Esc>]50;CursorShape=2\x7"
let &t_EI = "\e[2 q"
nmap <C-n> :NERDTreeToggle<CR>
vmap ++ <plug>NERDCommenterToggle
nmap ++ <plug>NERDCommenterToggle

" open NERDTree automatically
"autocmd StdinReadPre * let s:std_in=1
"autocmd VimEnter * NERDTree
let g:NERDTreeGitStatusWithFlags = 1
"let g:WebDevIconsUnicodeDecorateFolderNodes = 1
"let g:NERDTreeGitStatusNodeColorization = 1
"let g:NERDTreeColorMapCustom = {
    "\ "Staged"    : "#0ee375",
    "\ "Modified"  : "#d9bf91",
    "\ "Renamed"   : "#51C9FC",
    "\ "Untracked" : "#FCE77C",
    "\ "Unmerged"  : "#FC51E6",
    "\ "Dirty"     : "#FFBD61",
    "\ "Clean"     : "#87939A",
    "\ "Ignored"   : "#808080"
    "\ }


let g:NERDTreeIgnore = ['^node_modules$']

" vim-prettier
"let g:prettier#quickfix_enabled = 0
"let g:prettier#quickfix_auto_focus = 0
" prettier command for coc
command! -nargs=0 Prettier :CocCommand prettier.formatFile
" run prettier on save
let g:prettier#autoformat = 0
autocmd BufWritePre *.js,*.jsx,*.mjs,*.ts,*.tsx,*.css,*.less,*.scss,*.json,*.graphql,*.md,*.vue,*.yaml,*.html PrettierAsync
" vmap <leader>f  <Plug>(coc-format-selected)
" nmap <leader>f  <Plug>(coc-format-selected)
vmap <leader>f :Prettier<CR>
nmap <leader>f :Prettier<CR>
" ctrlp
let g:ctrlp_user_command = ['.git/', 'git --git-dir=%s/.git ls-files -oc --exclude-standard']
let g:ctrlp_custom_ignore = 'node_modules\|DS_Store\|git'

let $FZF_DEFAULT_COMMAND='find . \( -name node_modules -o -name .git \) -prune -o -print'

" j/k will move virtual lines (lines that wrap)
noremap <silent> <expr> j (v:count == 0 ? 'gj' : 'j')
noremap <silent> <expr> k (v:count == 0 ? 'gk' : 'k')
set laststatus=2

" set relativenumber
set termguicolors
if exists('+termguicolors')
  let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
  let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
  set termguicolors
endif
set smartindent
set number
set autoindent
set smarttab
set cindent
set tabstop=2
set shiftwidth=2
set softtabstop=2
nnoremap <C-s> :w!<CR>
inoremap <C-s> <Esc>:w!<CR>
inoremap {<CR> {<CR><BS>}<Esc>ko
inoremap [<CR> [<CR><BS>]<Esc>ko
inoremap (<CR> (<CR>)<Esc>ko
" always uses spaces instead of tab characters
set expandtab
colorscheme gruvbox
syntax on
set t_Co=256
set cursorline
set background=dark
" colorscheme onehalfdark
" let g:airline_theme='onehalfdark'
" lightline
" let g:lightline = { 'colorscheme': 'onehalfdark' }

" sync open fil with NERDTree
" " Check if NERDTree is open or active
function! IsNERDTreeOpen()
  return exists("t:NERDTreeBufName") && (bufwinnr(t:NERDTreeBufName) != -1)
endfunction

" Call NERDTreeFind iff NERDTree is active, current window contains a modifiable
" file, and we're not in vimdiff
function! SyncTree()
  if &modifiable && IsNERDTreeOpen() && strlen(expand('%')) > 0 && !&diff
    NERDTreeFind
    wincmd p
  endif
endfunction

" Highlight currently open buffer in NERDTree
autocmd BufEnter * call SyncTree()

" coc config
let g:coc_global_extensions = [
  \ 'coc-snippets',
  \ 'coc-pairs',
  \ 'coc-tsserver',
  \ 'coc-eslint',
  \ 'coc-prettier',
  \ 'coc-json',
  \ ]
" from readme
" if hidden is not set, TextEdit might fail.
set hidden " Some servers have issues with backup files, see #649 set nobackup set nowritebackup " Better display for messages set cmdheight=2 " You will have bad experience for diagnostic messages when it's default 4000.
set updatetime=300

" don't give |ins-completion-menu| messages.
set shortmess+=c
" ALE syntax error
" Fix files with prettier, and then ESLint.
let b:ale_fixers = ['prettier', 'eslint']
" Equivalent to the above.
let b:ale_fixers = {'javascript': ['prettier', 'eslint']}
" In ~/.vim/vimrc, or somewhere similar.
let g:ale_fixers = {
\   '*': ['remove_trailing_lines', 'trim_whitespace'],
\   'javascript': ['eslint'],
\}
" Set this variable to 1 to fix files when you save them.
let g:ale_fix_on_save = 1
let g:ale_completion_autoimport = 1
" Showing errors in statusline
function! LinterStatus() abort
    let l:counts = ale#statusline#Count(bufnr(''))

    let l:all_errors = l:counts.error + l:counts.style_error
    let l:all_non_errors = l:counts.total - l:all_errors

    return l:counts.total == 0 ? 'OK' : printf(
    \   '%dW %dE',
    \   all_non_errors,
    \   all_errors
    \)
endfunction

set statusline=%{LinterStatus()}
function! LinterStatus() abort
    let l:counts = ale#statusline#Count(bufnr(''))

    let l:all_errors = l:counts.error + l:counts.style_error
    let l:all_non_errors = l:counts.total - l:all_errors

    return l:counts.total == 0 ? 'OK' : printf(
    \   '%dW %dE',
    \   all_non_errors,
    \   all_errors
    \)
endfunction

set statusline=%{LinterStatus()}
function! LinterStatus() abort
    let l:counts = ale#statusline#Count(bufnr(''))

    let l:all_errors = l:counts.error + l:counts.style_error
    let l:all_non_errors = l:counts.total - l:all_errors

    return l:counts.total == 0 ? 'OK' : printf(
    \   '%dW %dE',
    \   all_non_errors,
    \   all_errors
    \)
endfunction

set statusline=%{LinterStatus()}

function! LinterStatus() abort
    let l:counts = ale#statusline#Count(bufnr(''))

    let l:all_errors = l:counts.error + l:counts.style_error
    let l:all_non_errors = l:counts.total - l:all_errors

    return l:counts.total == 0 ? 'OK' : printf(
    \   '%dW %dE',
    \   all_non_errors,
    \   all_errors
    \)
endfunction

set statusline=%{LinterStatus()}
let g:airline#extensions#ale#enabled = 1

" syntastic configuraiton
" set statusline+=%#warningmsg#
" set statusline+=%{SyntasticStatuslineFlag()}
" set statusline+=%*

" let g:syntastic_always_populate_loc_list = 1
" let g:syntastic_auto_loc_list = 1
" let g:syntastic_check_on_open = 1
" let g:syntastic_check_on_wq = 0
" let g:syntastic_javascript_eslint_exe = 'npm run lint --'
" enabling syntastic checkers
" let g:syntastic_python_checkers = ['pylint']
" let g:syntastic_javascript_checkers = ['jshint', 'jsxhint', 'jslint', 'eslint']
" let g:syntastic_checkers_javascript = ['jshint', 'jsxhint', 'jslint', 'eslint']
" let g:syntastic_typescript_checkers = ['tslint', 'eslint']
" let g:syntastic_html_checkers = ['jshint', 'eslint', 'w3', 'htmlhint']
" let g:syntastic_css_checkers = ['csslint', 'stylelint']
" let g:syntastic_scss_checkers = ['scss_lint', 'stylelint', 'sass_lint']
" let g:syntastic_vue_checkers = ['eslint', 'stylelint']
" let g:syntastic_yaml_checkers = ['yamllint']
" always show signcolumns
set signcolumn=yes

" Use tab for trigger completion with characters ahead and navigate.
" Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
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

" Use <c-space> to trigger completion.
inoremap <silent><expr> <c-space> coc#refresh()

" Use <cr> to confirm completion, `<C-g>u` means break undo chain at current position.
" Coc only does snippet and additional edit on confirm.
" Or use `complete_info` if your vim support it, like:
" inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"

" Use `[g` and `]g` to navigate diagnostics
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" Remap keys for gotos
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)

" Use K to show documentation in preview window
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

" Highlight symbol under cursor on CursorHold
autocmd CursorHold * silent call CocActionAsync('highlight')

" Remap for rename current word
nmap <F2> <Plug>(coc-rename)

" Remap for format selected region
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)

augroup mygroup
  autocmd!
  " Setup formatexpr specified filetype(s).
  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
  " Update signature help on jump placeholder
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end

" Remap for do codeAction of selected region, ex: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)

" Remap for do codeAction of current line
nmap <leader>ac  <Plug>(coc-codeaction)
" Fix autofix problem of current line
nmap <leader>qf  <Plug>(coc-fix-current)

" Create mappings for function text object, requires document symbols feature of languageserver.
xmap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap if <Plug>(coc-funcobj-i)
omap af <Plug>(coc-funcobj-a)

" Use <C-d> for select selections ranges, needs server support, like: coc-tsserver, coc-python
nmap <silent> <C-d> <Plug>(coc-range-select)
xmap <silent> <C-d> <Plug>(coc-range-select)

" Use `:Format` to format current buffer
command! -nargs=0 Format :call CocAction('format')

" Use `:Fold` to fold current buffer
command! -nargs=? Fold :call     CocAction('fold', <f-args>)

" use `:OR` for organize import of current buffer
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')

" Add status line support, for integration with other plugin, checkout `:h coc-status`
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}

" Using CocList
" Show all diagnostics
nnoremap <silent> <space>a  :<C-u>CocList diagnostics<cr>
" Manage extensions
nnoremap <silent> <space>e  :<C-u>CocList extensions<cr>
" Show commands
nnoremap <silent> <space>c  :<C-u>CocList commands<cr>
" Find symbol of current document
nnoremap <silent> <space>o  :<C-u>CocList outline<cr>
" Search workspace symbols
nnoremap <silent> <space>s  :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent> <space>j  :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent> <space>k  :<C-u>CocPrev<CR>
" Resume latest coc list
nnoremap <silent> <space>p  :<C-u>CocListResume<CR>