vim/.vimrc

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"
"  ▓▓▓▓▓▓▓▓▓▓
" ░▓ author ▓ xero <x@xero.nu>
" ░▓ code   ▓ http://code.xero.nu/dotfiles
" ░▓ mirror ▓ http://git.io/.files
" ░▓▓▓▓▓▓▓▓▓▓
" ░░░░░░░░░░
"
" use vim settings, rather than vi settings
" must be first, because it changes other options as a side effect
set nocompatible

" paste without auto indentation
set paste

" hide buffers, not close them
set hidden

" maintain undo history between sessions
set undofile
set undodir=~/.vim/undo
set noswapfile

" lazy file name tab completion
set wildmode=longest,list,full
set wildmenu
set wildignorecase

" case insensitive search
set ignorecase
set smartcase

" the /g flag on :s substitutions by default
set gdefault

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

" searching
set hlsearch
set incsearch

" use indents of 4 spaces
set shiftwidth=2

" tabs are spaces, not tabs
set expandtab

" an indentation every four columns
set tabstop=2

" let backspace delete indent
set softtabstop=2

" remove trailing whitespaces and ^M chars
autocmd FileType c,cpp,java,php,js,python,twig,xml,yml autocmd BufWritePre <buffer> :call setline(1,map(getline(1,"$"),'substitute(v:val,"\\s\\+$","","")'))

" let mapleader=","
vnoremap <silent> <leader>y :w !xsel -i -b<CR>
nnoremap <silent> <leader>y V:w !xsel -i -b<CR>
nnoremap <silent> <leader>p :silent :r !xsel -o -b<CR>

" ┏━╸┏━┓┏┳┓┏┳┓┏━┓┏┓╻╺┳┓┏━┓
" ┃  ┃ ┃┃┃┃┃┃┃┣━┫┃┗┫ ┃┃┗━┓
" ┗━╸┗━┛╹ ╹╹ ╹╹ ╹╹ ╹╺┻┛┗━┛

" make ; work like : for commands (lazy shifting)
nnoremap ; :

" json pretty print
command J :%!python -mjson.tool

" remove trailing white space
command Nows :%s/\s\+$//

" remove blank lines
command Nobl :g/^\s*$/d

" toggle spellcheck
command Spell :setlocal spell! spell?

" ╻┏┓╻╺┳╸┏━╸┏━┓┏━╸┏━┓┏━╸┏━╸
" ┃┃┗┫ ┃ ┣╸ ┣┳┛┣╸ ┣━┫┃  ┣╸ 
" ╹╹ ╹ ╹ ┗━╸╹┗╸╹  ╹ ╹┗━╸┗━╸

" show matching brackets/parenthesis
set showmatch

" disable startup message
set shortmess+=I

" syntax highlighting and colors
syntax on
colorscheme sourcerer
filetype off

" stop unnecessary rendering
set lazyredraw

" show line numbers
set number

" no line wrapping
set nowrap

" no folding
set foldlevel=99
set foldminlines=99

" don't wrap long lines
set nowrap

" highlight column
set cursorcolumn

" ┏━┓╻  ╻ ╻┏━╸╻┏┓╻   ┏━┓╺┳╸╻ ╻┏━╸┏━╸
" ┣━┛┃  ┃ ┃┃╺┓┃┃┗┫   ┗━┓ ┃ ┃ ┃┣╸ ┣╸ 
" ╹  ┗━╸┗━┛┗━┛╹╹ ╹   ┗━┛ ╹ ┗━┛╹  ╹  
" i struggle with the decision to use plugins or a more vanilla vim. but right now i'm feeling sytanx completion, linting, and visual git diffs. don't judge me.
" to install from the shell run:
" git clone https://github.com/gmarik/Vundle.vim.git ~/dotfiles/vim/.vim/bundle/Vundle.vim && vim +BundleInstall +qall && PYTHON=/usr/bin/python2 ~/dotfiles/vim/.vim/bundle/YouCompleteMe/install.sh --clang-completer && pacman -S the_silver_searcher
if 1 " boolean for plugin loading
  set rtp+=~/.vim/bundle/Vundle.vim
  call vundle#begin()
  Plugin 'gmarik/Vundle.vim'
  Plugin 'Valloric/YouCompleteMe'
  Plugin 'scrooloose/syntastic'
  Plugin 'airblade/vim-gitgutter'
  Plugin 'isa/vim-matchit'
  Plugin 'shawncplus/phpcomplete.vim'
  Plugin 'mustache/vim-mustache-handlebars'
  Plugin 'rking/ag.vim'
  Plugin 'itchyny/lightline.vim'
  Plugin 'tpope/vim-fugitive'
  call vundle#end()
  filetype plugin indent on

  " syntatic http://git.io/syntastic.vim
  " linters: (from aur) nodejs-jshint, nodejs-jsonlint, csslint, checkbashisms
  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
  highlight SyntasticErrorSign ctermfg=red ctermbg=237
  highlight SyntasticWarningSign ctermfg=yellow ctermbg=237
  highlight SyntasticStyleErrorSign ctermfg=red ctermbg=237
  highlight SyntasticStyleWarningSign ctermfg=yellow ctermbg=237

  " git-gutter http://git.io/vimgitgutter
  let g:gitgutter_realtime = 1
  let g:gitgutter_eager = 1
  let g:gitgutter_diff_args = '-w'
  let g:gitgutter_sign_added = '+'
  let g:gitgutter_sign_modified = '~'
  let g:gitgutter_sign_removed = '-'
  let g:gitgutter_sign_removed_first_line = '^'
  let g:gitgutter_sign_modified_removed = ':'
  let g:gitgutter_max_signs = 1500
  highlight clear SignColumn
  highlight GitGutterAdd ctermfg=green ctermbg=237
  highlight GitGutterChange ctermfg=yellow ctermbg=237
  highlight GitGutterDelete ctermfg=red ctermbg=237
  highlight GitGutterChangeDelete ctermfg=red ctermbg=237

  " vim mustache http://git.io/vim-stash
  let g:mustache_abbreviations = 1

  " ag, the silver searcher http://git.io/AEu3dQ + http://git.io/d9N0MA
  let g:agprg="ag -i --vimgrep"
  let g:ag_highlight=1
  " map \ to the ag command for quick searching
  nnoremap \ :Ag<SPACE>

  " ┏━┓╺┳╸┏━┓╺┳╸╻ ╻┏━┓╻  ╻┏┓╻┏━╸
  " ┗━┓ ┃ ┣━┫ ┃ ┃ ┃┗━┓┃  ┃┃┗┫┣╸ 
  " ┗━┛ ╹ ╹ ╹ ╹ ┗━┛┗━┛┗━╸╹╹ ╹┗━╸
  " lightline http://git.io/lightline
  " █▓▒░ wizard status line
  set laststatus=2
  let g:lightline = {
    \ 'colorscheme': 'sourcerer',
    \ 'active': {
    \   'left': [ [ 'filename' ],
    \             [ 'readonly', 'fugitive' ] ],
    \   'right': [ [ 'percent', 'lineinfo' ],
    \              [ 'fileencoding', 'filetype' ],
    \              [ 'fileformat', 'syntastic' ] ]
    \ },
    \ 'component_function': {
    \   'modified': 'WizMod',
    \   'readonly': 'WizRO',
    \   'fugitive': 'WizGit',
    \   'filename': 'WizName',
    \   'filetype': 'WizType',
    \   'fileformat' : 'WizFormat',
    \   'fileencoding': 'WizEncoding',
    \   'mode': 'WizMode',
    \ },
    \ 'component_expand': {
    \   'syntastic': 'SyntasticStatuslineFlag',
    \ },
    \ 'component_type': {
    \   'syntastic': 'error',
    \ },
    \ 'separator': { 'left': '▓▒░', 'right': '░▒▓' },
    \ 'subseparator': { 'left': '▒', 'right': '░' }
    \ }

  function! WizMod()
    return &ft =~ 'help\|vimfiler' ? '' : &modified ? '»' : &modifiable ? '' : ''
  endfunction

  function! WizRO()
    return &ft !~? 'help\|vimfiler' && &readonly ? 'x' : ''
  endfunction

  function! WizGit()
    if &ft !~? 'help\|vimfiler' && exists("*fugitive#head")
      return fugitive#head()
    endif
    return ''
  endfunction

  function! WizName()
    return ('' != WizMod() ? WizMod() . ' ' : '') .
          \ ('' != expand('%:t') ? expand('%:t') : '[none]') 
  endfunction

  function! WizType()
    return winwidth(0) > 70 ? (strlen(&filetype) ? &filetype : '') : ''
  endfunction

  function! WizFormat()
    return ''
  endfunction

  function! WizEncoding()
    return winwidth(0) > 70 ? (strlen(&fenc) ? &enc : &enc) : ''
  endfunction

  augroup AutoSyntastic
    autocmd!
    autocmd BufWritePost *.c,*.cpp call s:syntastic()
  augroup END
  function! s:syntastic()
    SyntasticCheck
    call lightline#update()
  endfunction
endif