Working settings for Neovim on Ubuntu

init.ubuntu.vim

filetype off
syntax off

"~~~~~~~~~ Skip initialization for vim-tiny or vim-small.
if 0 | endif

if &compatible
  set nocompatible
endif

set runtimepath^=~/.vim/bundle/neobundle.vim/
call neobundle#begin(expand('~/.vim/bundle/'))

NeoBundleFetch 'Shougo/neobundle.vim'
NeoBundle 'tpope/vim-fugitive'
NeoBundle 'tpope/vim-repeat'
NeoBundle 'jreybert/vimagit'
" NeoBundle 'fatih/vim-go'
" NeoBundle 'leafgarland/typescript-vim'
NeoBundle 'itchyny/lightline.vim'
NeoBundle 'tpope/vim-surround'
NeoBundle 'gregsexton/Matchtag'
NeoBundle 'tpope/vim-commentary'
NeoBundle 'raimondi/delimitmate'
" NeoBundle 'mileszs/ack.vim'
NeoBundle 'gorodinskiy/vim-coloresque'
NeoBundle 'flazz/vim-colorschemes'
" NeoBundle 'frigoeu/psc-ide-vim'
" NeoBundle 'raichoo/purescript-vim'
" NeoBundle 'vim-scripts/indentpython.vim'
" python pep8 support
" NeoBundle 'nvie/vim-flake8'
NeoBundle 'Shougo/deoplete.nvim'
NeoBundle 'tmhedberg/SimpylFold'
NeoBundle 'scrooloose/nerdtree'
NeoBundle 'mattn/emmet-vim'
" NeoBundle 'flowtype/vim-flow'
NeoBundle 'w0rp/ale'
NeoBundle 'hdevtools/hdevtools'
NeoBundle 'maxmellon/vim-jsx-pretty'
NeoBundle 'neovimhaskell/haskell-vim'
NeoBundle 'pangloss/vim-javascript'
NeoBundle 'chriskempson/base16-vim'
NeoBundle 'mustache/vim-mustache-handlebars'
call neobundle#end()

filetype plugin indent on
NeoBundleCheck
syntax on

"~~~~~~~~~ Enable Deoplete
let g:deoplete#enable_at_startup = 1
let g:python3_host_prog = '/usr/bin/python3'
let g:python_host_prog = '/usr/bin/python2'
let g:deoplete#file#enable_buffer_path = 1

"~~~~~~~~~ General NeoVim Settings
let mapleader = ';'
"set termguicolors
set backspace=indent,eol,start
set shortmess=atI "don't show message at startup
set title "show filename in widow titlebar
set clipboard+=unnamedplus "allow copy from vim and paste into system
set autoindent
set smartindent
set lazyredraw
set nobackup
set nowb
set history=10000
set noswapfile
set laststatus=2
set noshowmode
set smarttab
set linebreak
set cindent
set showmatch
set mat=2
set cc=80
set textwidth=80
set tabstop=2
set shiftwidth=2
set softtabstop=2
set expandtab
set nowrap
set ignorecase
set smartcase
set hlsearch
set wildmenu
set modifiable
set belloff=all
"set number
set cursorline
set foldmethod=indent
set foldlevel=99
set fillchars+=stl:\ ,stlnc:\
set timeoutlen=500 ttimeoutlen=500
"set relativenumber
"set linespace=4
"set cursorcolumn

" Highlight whitespace
highlight BadWhitespace ctermbg=red guibg=darkred
au BufRead,BufNewFile *.py,*.pyw,*.c,*.h,*.hbs,*.js,*.elm,*.go match BadWhitespace /\s\+$/

" Enable Vim Tag Matching
runtime macros/matchit.vim

" cd sets path to the path of the file in the current buffer.
nnoremap cd :cd %:p:h

set wildignore+=*/tmp/*,*.so,*.swp,*.zip
set wildignore+=**/node_modules " ignores node_modules
set wildignore+=**/bower_components " ignores bower_components
set wildignore+=**/tmp "ignores tmp created by Ember
set wildignore+=**/dist "ignores dist created by Ember
set wildignore+=**/.tmp "ignores tmp created by Ember
set wildignore+=**/.stack-work "ignores tmp created by Ember

" Better indentation
vnoremap < <gv
vnoremap > >gv

"~~~~~~~~~~~~ KEYBINDINGS ~~~~~~~~~~
map q <Nop>
nnoremap <leader>rv :source $MYVIMRC<CR>
nnoremap <leader>av :tabnew $MYVIMRC<CR>
"nnoremap <leader>a :bprevious<CR>
nnoremap <leader>d :bnext<CR>
nnoremap <leader>t :tabnew<CR>
nnoremap <leader>w :bw<CR>
nnoremap <leader>q :q<CR>
nnoremap <leader>h :sp<CR>
nnoremap <leader>v :vsp<CR>
nnoremap <S-n> :tabprevious<CR>
nnoremap <S-m> :tabnext<CR>
nnoremap <space><space> :w<CR>
nnoremap <space> :set hlsearch! hlsearch?<CR>
" Maps Shift + [h,j,k,l] to resize splits
map  <silent> <S-H> :vertical resize +2<CR>
map  <silent> <S-J> :res -2<CR>
map  <silent> <S-K> :res +2<CR>
map  <silent> <S-L> :vertical resize -2<CR>
" Switch between opened buffers splits by holding Ctrl and using HJKL
nnoremap <C-J> <C-W>j
nnoremap <C-K> <C-W>k
nnoremap <C-L> <C-W>l
nnoremap <C-H> <C-W>h
"inoremap ff <Esc>
"vnoremap ff <Esc>
"cnoremap ff <Esc>


" ~~~~~~~~ Ale Keybindings ~~~~~~~~~~~
nmap <silent> <leader>a <Plug>(ale_next_wrap)
" ~~~~~~~~ Vim-Go Keybindings ~~~~~~~~~~~
nnoremap <leader>gd :GoDef<CR>


"~~~~~~~~~ CtrlP
set runtimepath^=~/.vim/bundle/ctrlp.vim
let g:ctrlp_working_path_mode = 'ra'
let g:ctrlp_map = '<C-p>'
let g:ctrlp_cmd = 'CtrlP'
let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files -co --exclude-standard']


"~~~~~~~~~ NERDTree
map <C-n> :NERDTreeToggle<CR>
let NERDTreeChDirMode=2
let NERDTreeShowHidden=1
nnoremap t :NERDTree %:p:h

"~~~~~~~~~ Plugin LIGHT LINE
let g:lightline = {
    \ 'colorscheme': 'wombat',
    \ 'active': {
    \   'left': [ [ 'mode', 'paste' ],
    \             [ 'fugitive', 'readonly', 'filename', 'modified'] ],
    \   'right': [[ 'lineinfo' ],
    \             [ 'fileencoding'],
    \             [ 'ale' ] ]
    \ },
    \ 'component': {
    \   'readonly': '%{&filetype=="help"?"":&readonly?"⭤":""}',
    \   'modified': '%{&filetype=="help"?"":&modified?"+":&modifiable?"":"-"}',
    \   'ale': '%{ALEGetStatusLine()}',
    \   'fugitive': '%{exists("*fugitive#head")?fugitive#head():""}'
    \ },
    \ 'component_visible_condition': {
    \   'readonly': '(&filetype!="help"&& &readonly)',
    \   'modified': '(&filetype!="help"&&(&modified||!&modifiable))',
    \   'fugitive': '(exists("*fugitive#head") && ""!=fugitive#head())'
    \ }
\ }

"~~~~~~~~~ SimplyFold
let g:SimpylFold_docstring_preview=1

"~~~~~~~~~ Python Stuff
let python_highlight_all=1
let g:SimpylFold_docstring_preview=1
"python with virtualenv support
" py << EOF
" import os
" import sys
" if 'VIRTUAL_ENV' in os.environ:
"   project_base_dir = os.environ['VIRTUAL_ENV']
"   activate_this = os.path.join(project_base_dir, 'bin/activate_this.py')
"   execfile(activate_this, dict(__file__=activate_this))
" EOF

au BufNewFile,BufRead *.py,*.go,*.elm,*.c,*.cpp:
      \ set tabstop=4 |
      \ set softtabstop=4 |
      \ set shiftwidth=4 |
      \ set expandtab |
      \ set autoindent |
      \ set fileformat=unix

au BufNewFile,BufRead *.js,*.html,*.css,*.hbs:
      \ set tabstop=2 |
      \ set softtabstop=2 |
      \ set shiftwidth=2 |
      \ set expandtab |
      \ set autoindent |
      \ set fileformat=unix


"~~~~~~~~~ JSX and Babel Stuff
let g:jsx_ext_required = 0 " Allow JSX in normal JS files

"~~~~~~~~~ Silver Searcher
" let g:ag_working_path_mode = 'r'

"~~~~~~~~~ Plugin ALE linter
let g:ale_sign_column_always = 1
let g:ale_set_loclist = 0
let g:ale_linters = {
  \   'javascript': ['eslint'],
  \   'html': [],
  \   'handlebars': [],
  \   'haskell': ['stack-ghc', 'hdevtools'],
  \   'scss': ['scss-lint'],
  \   'go': []
  \}
let g:ale_sign_error = '⨉'
let g:ale_sign_warning = '⚠'
set statusline+=%{ALEGetStatusLine()}
let g:ale_statusline_format = ['⨉ %d', '⚠ %d', '⬥ Ok']
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
" Run linters only when you save files
"let g:ale_lint_on_text_changed = 'never'
" Do not  run linters on opening a file
"let g:ale_lint_on_enter = 0

set statusline=%{LinterStatus()}

"~~~~~~~~ Set theme
set background=dark
colorscheme slate