My condensed init.vim

init.vim

" *********************************
" VimPlug
" *********************************
call plug#begin('~/.config/nvim/bundle')

" A BUNCH OF PLUGINS --- IMPORTANT ONES LISTED

" CoC https://github.com/neoclide/coc.nvim --- only used for a tailwind completion plugin
Plug 'neoclide/coc.nvim', {'branch': 'release'}

" autocomplete stuff
if has('nvim')
  Plug 'Shougo/deoplete.nvim', { 'do': ':UpdateRemotePlugins' }
else
  Plug 'Shougo/deoplete.nvim'
  Plug 'roxma/nvim-yarp'
  Plug 'roxma/vim-hug-neovim-rpc'
endif

let g:deoplete#enable_at_startup = 1

autocmd BufWritePre * call LanguageClient#textDocument_formatting_sync()

" *************************
" Language Server Related
" *************************
" I HAVE MORE STUFF BUT ONLY INCLUDED REASON

autocmd BufRead *.re set filetype=reason
autocmd BufRead *.rei set filetype=reason

" *************************
" LanguageClient
" *************************
"
" Language Client https://github.com/autozimu/LanguageClient-neovim#quick-start
Plug 'autozimu/LanguageClient-neovim', {
   \ 'branch': 'next',
   \ 'do': 'bash install.sh',
   \ }

let g:LanguageClient_serverCommands = {}

" https://github.com/jaredly/reason-language-server#vim
" https://github.com/jaredly/reason-language-server/releases/latest/download/bin.exe
if executable('reason-language-server')
 let g:LanguageClient_serverCommands.reason = ['reason-language-server']
endif

" Automatically start language servers.
let g:LanguageClient_autoStart = 1

" gd Show type info (and short doc) of identifier under cursor.
nnoremap <silent> gd :call LanguageClient_textDocument_definition()<cr>

" gf Formats code in normal mode
nnoremap <silent> gf :call LanguageClient_textDocument_formatting()<cr>

" Show type info (and short doc) of identifier under cursor.
nnoremap <silent> <cr> :call LanguageClient_textDocument_hover()<cr>

" Show detailed error under cursor
nnoremap <silent> ge :call LanguageClient_explainErrorAtPoint()<cr>

" Async linting ALE
Plug 'dense-analysis/ale'

" be explicit about whats running
let g:ale_set_balloons = 1

" be explicit about whats running
let g:ale_linters_explicit = 1

" keep side gutter open https://github.com/dense-analysis/ale#5ii-how-can-i-keep-the-sign-gutter-open
let g:ale_sign_column_always = 1

" run the linter only on these
let g:ale_linters = {
  \ 'html': ['eslint'],
  \ 'css': ['eslint'],
  \ 'json': ['eslint'],
  \ 'javascript': ['eslint'],
  \ 'typescript': ['eslint'],
  \}

let g:ale_fixers = {
  \ 'javascript': ['prettier', 'eslint'],
  \ 'typescript': ['prettier', 'eslint'],
  \ 'json': ['prettier', 'eslint'],
  \ 'css': ['prettier'],
  \}

" enable fix on save (prettier,refmt)
"let g:ale_fix_on_save = 1

highlight ALEWarning ctermbg=DarkMagenta

" **************************
" Language-Related
" **************************

" ReasonML
Plug 'reasonml-editor/vim-reason-plus'

call plug#end()

"
" https://github.com/Shougo/deoplete.nvim/blob/378feff8772d0e9f9ef2c94284947f3666576500/doc/deoplete.txt
call deoplete#custom#option({
\ 'prev_completion_mode': "mirror",
\ })


" https://github.com/tbodt/deoplete-tabnine
" [tabnine]
call deoplete#custom#var('tabnine', {
    \ 'line_limit': 800,
    \ 'max_num_results': 5,
    \ })

" basics
filetype plugin indent on
syntax on 
syntax enable

set autoindent
set autoread " reload files when changed on disk, i.e. via `git checkout`
set textwidth=80

set backspace=indent,eol,start " make backspace behave in a sane manner
set clipboard=unnamed

set directory-=.    " don't store swapfiles in the current directory
set expandtab       " expand tabs to spaces
set encoding=utf-8