Config file for nvim, much smaller than a .vimrc with the same functionality

.config nvim init.vim

"////////////////////////////
"// Vim settings
"// No plugins needed ...

set number "Show line numbers
set linebreak " Break lines at word (requires Wrap lines)
set showbreak=+++ " Wrap-broken line prefix
set textwidth=100 " Line wrap (number of cols)
set showmatch " Highlight matching brace
"set spell " Enable spell-checking
set visualbell " Use visual bell (no beeping)
set hlsearch " Highlight all search results
set smartcase " Enable smart-case search
"set ignorecase " Always case-insensitive
set incsearch " Searches for strings incrementally
set smartindent " Enable smart-indent
set undolevels=1000 " Number of undo levels
set backspace=indent,eol,start " Backspace behaviour
set ruler " Show row and column ruler information, but doesn't work with YCM

" Visual
set background=dark
highlight Normal ctermfg=white ctermbg=black
syntax enable

" Language specific
set softtabstop=2
set tabstop=4
set shiftwidth=4
set smarttab
set expandtab " spaces instead of tabs
"Unless you're using...
au FileType ruby setlocal tabstop=2 shiftwidth=2 autoindent
au FileType py setlocal autoindent textwidth=79
au FileType cs setlocal tabstop=2 shiftwidth=2
au FileType js setlocal tabstop=1 shiftwidth=2

"This, from here - http://stackoverflow.com/questions/676600/vim-search-and-replace-selected-text -
"lets you highlight some text and replace after hitting ctrl-r
vnoremap <C-r> "hy:%s/<C-r>h//gc<left><left><left>

"This is netrw stuff, allows for having an explorer panel on left and open document on right
let g:netrw_banner = 0
let g:netrw_liststyle = 3
let g:netrw_browse_split = 4
let g:netrw_altv = 1
let g:netrw_winsize = 25

"Autocomplete
"
ino [ []<left>
ino { {}<left>
ino ( ()<left>
ino {<CR> {<CR>}<ESC>O

"////////////////////////////
"// Vim-Plug installs

"To install vim-plug:
" curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs \
"     https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
" From https://github.com/junegunn/vim-plug
" Also do :CocInstall coc-python

call plug#begin('~/.local/share/nvim/plugged')
Plug 'neoclide/coc.nvim' "Alternative to YCM
call plug#end()

"////////////////////////////
"// CtrlP

set autochdir
set tags=tags;

"The experience with CtrlP is enhance with ctags
"    sudo apt-get install ctags
"Run ctags -R * at the root directory to generate a tags file.

"For doing Haskell programming, use hasktags:
"    sudo apt-get install hasktags
"Run hasktags -c . at root.

"Ctrl ] will take you to a definition file, and adds one to the visited tag stack, and ctrl-o pops one from the stack

function! DoFormatXML()
  " save the filetype so we can restore it later
  let l:origft = &ft
  set ft=
  " delete the xml header if it exists. This will
  " permit us to surround the document with fake tags
  " without creating invalid xml.
  1s/<?xml .*?>//e
  " insert fake tags around the entire document.
  " This will permit us to pretty-format excerpts of
  " XML that may contain multiple top-level elements.
  0put ='<PrettyXML>'
  $put ='</PrettyXML>'
  silent %!xmllint --format -
  " xmllint will insert an <?xml?> header. it's easy enough to delete
  " if you don't want it.
  " delete the fake tags
  2d
  $d
  " restore the 'normal' indentation, which is one extra level
  " too deep due to the extra tags we wrapped around the document.
  silent %<
  " back to home
  1
  " restore the filetype
  exe "set ft=" . l:origft
endfunction
com! FormatXML call DoFormatXML()

function! DoFormatJSON()
  :%!python -m json.tool
endfunction
com! FormatJSON call DoFormatJSON()
com! FormatJson call DoFormatJSON()