My holy nvim config

init.vim

let mapleader =";"

if ! filereadable(system('echo -n "${XDG_CONFIG_HOME:-$HOME/.config}/nvim/autoload/plug.vim"'))
	echo "Downloading junegunn/vim-plug to manage plugins..."
	silent !mkdir -p ${XDG_CONFIG_HOME:-$HOME/.config}/nvim/autoload/
	silent !curl "https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim" > ${XDG_CONFIG_HOME:-$HOME/.config}/nvim/autoload/plug.vim
	autocmd VimEnter * PlugInstall
endif

call plug#begin(system('echo -n "${XDG_CONFIG_HOME:-$HOME/.config}/nvim/plugged"'))
" Tags/Brackets
Plug 'tpope/vim-surround'
Plug 'tpope/vim-endwise'
Plug 'alvan/vim-closetag'
" Search
Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
Plug 'junegunn/fzf.vim'
" Git
Plug 'jreybert/vimagit'
" Powerbar
Plug 'bling/vim-airline'
Plug 'vim-airline/vim-airline-themes'
" Comments
Plug 'tpope/vim-commentary'
" Testing
Plug 'vim-test/vim-test'
" Close buffers
Plug 'moll/vim-bbye'
" Autocomplete
Plug 'neoclide/coc.nvim', { 'do': 'yarn install --frozen-lockfile' }
" Theme
" Plug 'artanikin/vim-synthwave84'
" Plug 'rktjmp/lush.nvim'
Plug 'liuchengxu/space-vim-dark'

call plug#end()

" Appearance
    set termguicolors     " enable true colors support
    " colorscheme synthwave84
    colorscheme space-vim-dark
    hi Comment cterm=italic

" Airline
    let g:airline_powerline_fonts = 1
    let g:airline_theme='ouo'
    let g:airline#extensions#hunks#enabled=0
    let g:airline_section_warning = 0
    let g:airline_section_y = 0
    let g:airline_section_z = 0

" Misc
    set mouse=a
    set clipboard+=unnamedplus

    nnoremap c "_c
    set nocompatible
    filetype plugin on
    syntax on
    set encoding=utf-8
    set number relativenumber

" Undo
    let myUndoDir = system('echo -n $HOME/.local/undo')
    let &undodir = myUndoDir
    set undofile

" Settings for COC
    set hidden
    set nobackup
    set nowritebackup
    set updatetime=300
    set signcolumn=yes

    set cmdheight=2
    set shortmess+=c

    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)

    let g:go_def_mapping_enabled = 0

    " Used in the tab autocompletion for coc
    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 `[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)

" Tabs
	set tabstop=4
	set shiftwidth=4
	set expandtab

" Buffers
    nmap <Leader><Tab> :bn<cr>      " Switch buffers
    nmap <Leader><S-Tab> :bN<cr>      " Switch buffers
    nmap \q :Bdelete<cr>              " Close buffer

" Enable autocompletion:
	set wildmode=longest,list,full

" Disables automatic commenting on newline:
	autocmd FileType * setlocal formatoptions-=c formatoptions-=r formatoptions-=o

" Splits open at the bottom and right, which is non-retarded, unlike vim defaults.
	set splitbelow splitright

" Autocomplete with Coc
    command! -nargs=0 Prettier :CocCommand prettier.formatFile
    let g:coc_global_extensions = [
        \ 'coc-pairs',
        \ 'coc-tsserver',
        \ 'coc-css',
        \ 'coc-prettier'
      \ ]

" File explorer
	map <leader>a :CocCommand explorer<CR>

" Shortcutting split navigation
	map <C-h> <C-w>h
	map <C-j> <C-w>j
	map <C-k> <C-w>k
	map <C-l> <C-w>l

" Open and close splits
	map <Leader>l :vsp<cr>
	map <Leader><Esc> :close<cr>

" Fuzzy search
	map <C-p> :Files<cr>
    map <C-b> :Buffers<cr>
    map <C-f> :Lines<cr>
    map <C-F> :Ag<cr>

" Search for selection
    set hls
    vmap * y:let @/ = @"<cr>

" Replace all is aliased to S.
	nnoremap S :%s//g<Left><Left>

" Compile document, be it groff/LaTeX/markdown/etc.
	map <leader>c :w! \| !compiler <c-r>%<CR>

" Open corresponding .pdf/.html or preview
	map <leader>p :!opout <c-r>%<CR><CR>

" Runs a script that cleans out tex build files whenever I close out of a .tex file.
	autocmd VimLeave *.tex !texclear %

" Save file as sudo on files that require root permission
	cnoremap w!! execute 'silent! write !sudo tee % >/dev/null' <bar> edit!

" Automatically deletes all trailing whitespace and newlines at end of file on save.
	autocmd BufWritePre * %s/\s\+$//e
	autocmd BufWritepre * %s/\n\+\%$//e

" When shortcut files are updated, renew bash and ranger configs with new material:
	autocmd BufWritePost files,directories !shortcuts
" Run xrdb whenever Xdefaults or Xresources are updated.
	autocmd BufWritePost *Xresources,*Xdefaults !xrdb %
" Update binds when sxhkdrc is updated.
	autocmd BufWritePost *sxhkdrc !pkill -USR1 sxhkd

" Turns off highlighting on the bits of code that are changed, so the line that is changed is highlighted but the actual text that has changed stands out on the line and is readable.
    if &diff
        highlight! link DiffText MatchParen
    endif

" Rebuild DWMblocks on config file change
    autocmd BufWritePost ~/.local/src/dwmblocks/config.h !cd ~/.local/src/dwmblocks/; sudo make install && { killall -q dwmblocks;setsid dwmblocks & }

" Scala
" Help Vim recognize *.sbt and *.sc as Scala files
    au BufRead,BufNewFile *.sbt,*.sc set filetype=scala

" Terminal
    nnoremap <leader>t :terminal<cr>
    tnoremap <Esc> <C-\><C-n>
    tnoremap <C-h> <C-h>
    tnoremap <C-l> <C-l>

" Testing
    nnoremap <C-t>n :TestNearest<cr>
    nnoremap <C-t>l :TestLast<cr>
    nnoremap <C-t>f :TestFile<cr>