.vimrc

   1 " ---------------------------------------------------------------------------
   2 " General
   3 " ---------------------------------------------------------------------------
   4
   5 set nocompatible                      " essential
   6 set history=1000                      " lots of command line history
   7 set confirm                           " error files / jumping
   8 set fileformats=unix,dos,mac          " support these files
   9 set iskeyword+=_,$,@,%,#,-            " none word dividers
  10 set viminfo='1000,f1,:100,@100,/20
  11 set modeline                          " make sure modeline support is enabled
  12 set autoread                          " reload files (no local changes only)
  13
  14 " ---------------------------------------------------------------------------
  15 "  Plugins
  16 " ---------------------------------------------------------------------------
  17
  18 call plug#begin('~/.vim/plugged')
  19
  20 " Colors
  21 Plug 'tonyduckles/vim-colorschemes'
  22
  23 " Interface
  24 Plug 'airblade/vim-gitgutter'         " shows git diff in the gutter
  25 Plug 'farmergreg/vim-lastplace'       " intelligently reopen files at your last edit position
  26 Plug 'godlygeek/csapprox'             " make gui-only colorschemes work automagically in terminal vim
  27 Plug 'junegunn/goyo.vim'              " distraction-free writing
  28 Plug 'junegunn/limelight.vim'         " hyperfocus-writing
  29 Plug 'kien/ctrlp.vim'                 " fuzzy file, buffer, mru, etc finder
  30 Plug 'scrooloose/nerdtree', { 'on': 'NERDTreeToggle' }  " file system explorer
  31 Plug 'sjl/gundo.vim'                  " visualize undo tree
  32 Plug 'vim-airline/vim-airline'        " lean & mean status/tabline
  33 Plug 'vim-airline/vim-airline-themes' " themes for vim-airline
  34
  35 " Integrations
  36 Plug 'ludovicchabant/vim-gutentags'   " automatic ctags
  37 Plug 'mileszs/ack.vim'                " Ack wrapper
  38 Plug 'tpope/vim-fugitive'             " Git wrappers
  39
  40 " Edit
  41 Plug 'tpope/vim-surround'             " quoting/parenthesizing made simple
  42 Plug 'tpope/vim-unimpaired'           " pairs of handy bracket mappings
  43
  44 " Language / Syntax
  45 Plug 'tpope/vim-git'                  " filetype=gitcommit
  46 Plug 'vim-pandoc/vim-pandoc'
  47 Plug 'vim-pandoc/vim-pandoc-syntax'   " filetype=markdown
  48 Plug '~/.vim/bundle/mumps'            " filetype=mumps
  49 Plug 'pearofducks/ansible-vim'        " filetype=yaml.ansible
  50
  51 " Other
  52 Plug 'kopischke/vim-fetch'            " handle opening filenames with line+column numbers
  53 Plug 'tpope/vim-scriptease'           " misc collection of helper commands
  54 Plug '~/.vim/bundle/airlinetheme-map' " override AirlineTheme for certain colorscheme's
  55 Plug '~/.vim/bundle/autofolds'        " folds for my *rc files
  56
  57 call plug#end()
  58
  59 " Automatic install
  60 if empty(glob('~/.vim/plugged'))
  61   autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
  62 endif
  63
  64 " ----------------------------------------------------------------------------
  65 "  Plugin Settings
  66 " ----------------------------------------------------------------------------
  67
  68 " NERDTree
  69 let NERDTreeShowHidden=1              " show dotfiles by default
  70 let NERDTreeMinimalUI=1               " disable 'Press ? for help' text
  71
  72 " Ctrl-P
  73 let g:ctrlp_map = ''
  74 let g:ctrlp_show_hidden = 1
  75 let g:ctrlp_cache_dir = $HOME.'/.vim/.cache/ctrlp'
  76 let g:ctrlp_user_command = ['.git', 'cd %s && git ls-files . -co --exclude-standard', 'find %s -type f']
  77
  78 " Airline
  79 let g:airline_mode_map = {
  80   \ '__' : '-',
  81   \ 'n'  : 'N',
  82   \ 'i'  : 'I',
  83   \ 'R'  : 'R',
  84   \ 'c'  : 'C',
  85   \ 'v'  : 'V',
  86   \ 'V'  : 'V',
  87   \ '\16' : 'V',
  88   \ 's'  : 'S',
  89   \ 'S'  : 'S',
  90   \ '\13' : 'S',
  91   \ }
  92 if !exists('g:airline_symbols')
  93   let g:airline_symbols = {}
  94 endif
  95 if has("gui_running")
  96   let g:airline_powerline_fonts = 1   " use powerline font symbols
  97 else
  98   let g:airline_symbols_ascii = 1     " use plain ascii symbols
  99   let g:airline_symbols.branch = ''
 100 endif
 101 let g:airline_symbols.colnr = ' '
 102 let g:airline_symbols.dirty = '*'
 103 let g:airline_symbols.linenr = ' '
 104 let g:airline_symbols.maxlinenr = ''
 105 let g:airline_symbols.notexists = '?'
 106
 107 " gitgutter
 108 let g:gitgutter_enabled = 0           " disable by default
 109
 110 " goyo + limelight
 111 let g:goyo_width = 80
 112 let g:limelight_conceal_ctermfg = 240
 113 let g:limelight_default_coefficient = 0.6
 114 let g:limelight_paragraph_span = 1    " show adjacent paragraphs
 115 let g:limelight_priority = -1         " don't overrule hlsearch
 116
 117 function! s:goyo_enter()
 118   if exists('$TMUX')
 119     silent !tmux list-panes -F '\#F' | grep -q Z || tmux resize-pane -Z
 120   endif
 121   set scrolloff=999
 122   Limelight
 123 endfunction
 124
 125 function! s:goyo_leave()
 126   if exists('$TMUX')
 127     silent !tmux list-panes -F '\#F' | grep -q Z && tmux resize-pane -Z
 128   endif
 129   set scrolloff=4
 130   Limelight!
 131 endfunction
 132
 133 autocmd! User GoyoEnter nested call <SID>goyo_enter()
 134 autocmd! User GoyoLeave nested call <SID>goyo_leave()
 135
 136 " pandoc
 137 let g:pandoc#syntax#conceal#use = 0   " disable conceal pretty display
 138 let g:pandoc#folding#fdc = 0          " disable foldcolumn
 139 let g:pandoc#folding#level = 6        " open all folds by default
 140
 141 " gutentags
 142 let g:gutentags_enabled_user_func = 'GutentagsCheckEnabled'
 143 function! GutentagsCheckEnabled(file)
 144   let file_path = fnamemodify(a:file, ':p:h')
 145
 146   " enable gutentags if ctags file already exists
 147   " tip: `touch tags` in project root to enable gutentags auto-updating
 148   try
 149     let gutentags_root = gutentags#get_project_root(file_path)
 150     if filereadable(gutentags_root . '/tags')
 151       return 1
 152     endif
 153   catch
 154   endtry
 155
 156   return 0
 157 endfunction
 158
 159 " ---------------------------------------------------------------------------
 160 " Terminal Settings
 161 " ---------------------------------------------------------------------------
 162
 163 if !has("gui_running") && !(&term =~ '256color')
 164   if has("terminfo") && ! (&term == 'linux' || &term == 'Eterm' || &term == 'vt220' || &term == 'nsterm-16color' || &term == 'xterm-16color')
 165     " Force these terminals to accept my authority! (default)
 166     set t_Co=16
 167     set t_AB=\e[%?%p1%{8}%<%t%p1%{40}%+%e%p1%{92}%+%;%dm  " ANSI background
 168     set t_AF=\e[%?%p1%{8}%<%t%p1%{30}%+%e%p1%{82}%+%;%dm  " ANSI foreground
 169   elseif &term == 'term' || &term == 'rxvt' || &term == 'vt100' || &term == 'screen'
 170     " Less-Cool Terminals (no terminfo)
 171     set t_Co=16
 172     set t_AB=\e[%?%p1%{8}%<%t4%p1%d%e%p1%{32}%+%d;1%;m
 173     set t_AF=\e[%?%p1%{8}%<%t3%p1%d%e%p1%{22}%+%d;1%;m
 174   else
 175     " Terminals that have trustworthy terminfo entries
 176     if &term == 'vt220'
 177       set t_Co=8
 178       set t_Sf=\e[3%dm  " foreground
 179       set t_Sb=\e[4%dm  " background
 180     elseif $TERM == 'xterm'
 181       set term=xterm-color
 182     endif
 183   endif
 184 endif
 185
 186 " ---------------------------------------------------------------------------
 187 " Colors / Theme
 188 " ---------------------------------------------------------------------------
 189
 190 if &t_Co > 2 || has("gui_running")
 191   set background=dark                 " dark background
 192   syntax enable                       " syntax highligting
 193
 194   " override colors in solarized colorscheme
 195   augroup vimrc_colorscheme_solarized
 196     autocmd!
 197     if !has("gui_running")
 198       " override Normal ctermfg
 199       autocmd ColorScheme solarized highlight Normal ctermfg=None
 200       " override Comment ctermfg
 201       if &t_Co == 256
 202         autocmd ColorScheme solarized highlight Comment ctermfg=241
 203       else
 204         autocmd ColorScheme solarized highlight Comment ctermfg=DarkGrey
 205       endif
 206       " override visual block
 207       autocmd ColorScheme solarized highlight Visual term=reverse cterm=reverse ctermfg=DarkGreen ctermbg=White
 208       if &t_Co < 256
 209         " override unprintable chars (listchars)
 210         autocmd ColorScheme solarized highlight SpecialKey ctermfg=DarkGrey ctermbg=Black
 211       endif
 212     endif
 213   augroup END
 214
 215   " colorscheme theme options
 216   let g:solarized_termcolors=&t_Co    " use 256 colors for solarized
 217   let g:solarized_termtrans=1
 218
 219   if !exists('s:set_colorscheme')
 220     colorscheme solarized
 221     let s:set_colorscheme=1
 222   endif
 223
 224   " airline theme options
 225   let g:solarized16_termcolors=16     " always use 16 colors for 'solarized16' vim-airline theme
 226   let g:colorscheme_airlinetheme_map = {
 227         \ 'seoul256-light': 'zenburn',
 228         \ 'solarized': 'solarized16',
 229         \ }
 230   let g:colorscheme_airlinetheme_default = 'distinguished'
 231
 232 endif
 233
 234 " ----------------------------------------------------------------------------
 235 "  Backups
 236 " ----------------------------------------------------------------------------
 237
 238 set nobackup                           " do not keep backups after close
 239 set nowritebackup                      " do not keep a backup while working
 240 set backupcopy=yes                     " keep attributes of original file
 241 set backupskip=/tmp/*,$TMPDIR/*,$TMP/*,$TEMP/*
 242 set directory=.,~/tmp,~/.vim/swap      " swap file directory-order
 243 set updatetime=1000                    " idle time before writing swap file to disk
 244
 245 " ----------------------------------------------------------------------------
 246 "  UI
 247 " ----------------------------------------------------------------------------
 248
 249 set ruler                  " show the cursor position all the time
 250 set showcmd                " display incomplete commands
 251 set nolazyredraw           " turn off lazy redraw
 252 set hidden                 " keep buffers loaded when hidden
 253 set showmode               " show mode at bottom of screen
 254 set wildmenu               " turn on wild menu
 255 set wildmode=list:longest,full
 256 set cmdheight=2            " command line height
 257 set backspace=2            " allow backspacing over everything in insert mode
 258 set whichwrap+=<,>,h,l,[,] " backspace and cursor keys wrap to
 259 set shortmess=filtIoO      " shorten messages
 260 set report=0               " tell us about changes
 261 set nostartofline          " don't jump to the start of line when scrolling
 262 set scrolloff=4            " vertical padding
 263 set sidescroll=40          " side-scrolling increment (for nowrap mode)
 264 set sidescrolloff=10       " horz padding
 265 set tabpagemax=15          " open 15 tabs max
 266 set splitright             " put new vsplit windows to the right of the current
 267
 268 " ----------------------------------------------------------------------------
 269 " Visual Cues
 270 " ----------------------------------------------------------------------------
 271
 272 set showmatch              " brackets/braces that is
 273 set matchtime=5            " duration to show matching brace (1/10 sec)
 274 set incsearch              " do incremental searching
 275 set laststatus=2           " always show the status line
 276 set ignorecase             " ignore case when searching
 277 set smartcase              " case-sensitive if search contains an uppercase character
 278 set visualbell             " shut the heck up
 279 set hlsearch               " highlight all search matches
 280 set list listchars=trail:·,tab:▸\ ,precedes:<,extends:>  " show trailing whitespace and tab chars
 281
 282 " ----------------------------------------------------------------------------
 283 " Status Line
 284 " ----------------------------------------------------------------------------
 285
 286 if !exists(':AirlineTheme')
 287   set statusline=%1*\ %n%0*\ %<%f  " buffer #, filename
 288   set statusline+=\ %h%m%r   " file-state flags
 289   set statusline+=%=         " left-right divider
 290   set statusline+=%{strlen(&fenc)?&fenc:&enc},%{&ff}\ %y  " file-encoding, format, type
 291   set statusline+=\ %12.(%v,%l/%L%)\ \ %-4P  " cursor position, % through file of viewport
 292 endif
 293
 294 " ----------------------------------------------------------------------------
 295 " Text Formatting
 296 " ----------------------------------------------------------------------------
 297
 298 set autoindent             " automatic indent new lines
 299 set smartindent            " be smart about it
 300 set nowrap                 " do not wrap lines
 301 set softtabstop=2          " yep, two
 302 set shiftwidth=2           " ..
 303 set tabstop=4
 304 set expandtab              " expand tabs to spaces
 305 set smarttab               " smarter softtab handling
 306 set formatoptions+=n       " support for numbered/bullet lists
 307 set textwidth=0            " no line-wrapping by default
 308 set virtualedit=block      " allow virtual edit in visual block ..
 309 set spelllang=en_us        " spell-check dictionary
 310
 311 " ----------------------------------------------------------------------------
 312 " Filename Exclusions
 313 " ----------------------------------------------------------------------------
 314
 315 set wildignore+=.hg,.git,.svn         " version control directories
 316 set wildignore+=*.jpg,*.jpeg,*.bmp,*.gif,*.png  " image files
 317 set wildignore+=*.o,*.obj,*.exe,*.dll " compiled object files
 318 set wildignore+=*.pyc                 " Python byte code
 319 set wildignore+=*.sw?                 " Vim swap files
 320 set wildignore+=.DS_Store             " OSX junk
 321
 322 " ----------------------------------------------------------------------------
 323 "  Key Mappings
 324 " ----------------------------------------------------------------------------
 325
 326 " movement based on display lines not physical lines (sane movement with wrap turned on)
 327 nnoremap j gj
 328 nnoremap k gk
 329 vnoremap j gj
 330 vnoremap k gk
 331 nnoremap <Down> gj
 332 nnoremap <Up> gk
 333 vnoremap <Down> gj
 334 vnoremap <Up> gk
 335 inoremap <Down> <C-o>gj
 336 inoremap <Up> <C-o>gk
 337 " do not menu with left / right in command line
 338 cnoremap <Left> <Space><BS><Left>
 339 cnoremap <Right> <Space><BS><Right>
 340
 341 " reflow paragraph with Q in normal and visual mode
 342 nnoremap Q gqap
 343 vnoremap Q gq
 344 " remap U to <C-r> for easier redo
 345 nnoremap U <C-r>
 346 " make Y consistent with C (c$) and D (d$)
 347 nnoremap Y y$
 348 " disable default vim regex handling for searching
 349 nnoremap / /\v
 350 vnoremap / /\v
 351 " reselect visual block after indent/outdent
 352 vnoremap < <gv
 353 vnoremap > >gv
 354
 355 " <Space> to turn off highlighting and clear any message already displayed.
 356 nnoremap <silent> <Space> :nohlsearch<Bar>:echo<CR>
 357
 358 " leader-based keyboard shortcuts
 359 let mapleader = ","
 360 " CtrlP
 361 nmap <leader>b :CtrlPBuffer<CR>
 362 nmap <leader>o :CtrlP<CR>
 363 nmap <leader>O :CtrlPClearCache<CR>:CtrlP<CR>
 364 " NERDTree
 365 nmap <leader>d :NERDTreeToggle<CR>
 366 nmap <leader>f :NERDTreeFind<CR>
 367 " Gundo
 368 nmap <leader>u :GundoToggle<CR>
 369 " Fugitive (Git)
 370 nmap <leader>gb :Gblame<CR>
 371 nmap <leader>gs :Gstatus<CR>
 372 nmap <leader>gd :Gdiff<CR>
 373 nmap <leader>gl :Glog<CR>
 374 nmap <leader>gc :Gcommit<CR>
 375 nmap <leader>gp :Gpush<CR>
 376 " cd to the directory containing the file in the buffer
 377 nmap <leader>cd :lcd %:h<CR>
 378 " toggle quickfix window
 379 function! QuickfixToggle()
 380   let wcnt_old = winnr("$")
 381   cwindow
 382   let wcnt_cur = winnr("$")
 383   if wcnt_old == wcnt_cur
 384     cclose
 385   endif
 386 endfunction
 387 nmap <leader>q :call QuickfixToggle()<CR>
 388 " toggle diffmode for a buffer
 389 function! DiffToggle()
 390   if &diff
 391     diffoff
 392   else
 393     diffthis
 394   endif
 395 endfunction
 396 nmap <leader>df :call DiffToggle()<CR>
 397 " quickly edit/reload vimrc
 398 nmap <leader>ev :edit $MYVIMRC<CR>
 399 nmap <leader>sv :source $MYVIMRC<CR>
 400 " find merge conflict markers
 401 nmap <leader>fc <ESC>/\v^[<=>]{7}( .*\|$)<CR>
 402 " markdown headings
 403 nnoremap <leader>h1 m`yypVr=``
 404 nnoremap <leader>h2 m`yypVr-``
 405 nnoremap <leader>h3 m`^i### <esc>``4l
 406 nnoremap <leader>h4 m`^i#### <esc>``5l
 407 nnoremap <leader>h5 m`^i##### <esc>``6l
 408 " toggle hlsearch
 409 nmap <leader>hls :set hlsearch! hlsearch?<CR>
 410 " upper/lower word
 411 nmap <leader>wu mQviwU`Q
 412 nmap <leader>wl mQviwu`Q
 413 " upper/lower first char of word
 414 nmap <leader>wU mQgewvU`Q
 415 nmap <leader>wL mQgewvu`Q
 416 " smart paste - enable paste-mode and paste contents of system clipboard
 417 map <leader>p :set paste<CR>o<esc>"*]p:set nopaste<cr>
 418 " redraw screen
 419 nmap <leader>r :redraw!<CR>
 420 " toggle spell-check
 421 nmap <leader>sp :setlocal spell! spell?<CR>
 422 " set text wrapping toggles
 423 nmap <leader>tw :set wrap! wrap?<CR>
 424 " set list-whitespace-chars toggle
 425 nmap <leader>ws :set list! list?<CR>
 426 " open tag definition in a horz split
 427 nmap <leader>tag :split <CR>:exec("tag ".expand("<cword>"))<CR>
 428 " gitgutter
 429 nmap <leader>ht :GitGutterToggle<CR>
 430 nmap <leader>hp <Plug>GitGutterPreviewHunk
 431 nmap <leader>hu <Plug>GitGutterUndoHunk
 432 nmap <leader>hs <Plug>GitGutterStageHunk
 433 " goyo
 434 nnoremap <leader>G :Goyo<CR>
 435 " enable soft tabs
 436 nmap <leader>st :set tabstop=2 softtabstop=2 shiftwidth=2 expandtab<CR>
 437
 438 " --------------------------------------------------------------------------
 439 " Functions
 440 " --------------------------------------------------------------------------
 441
 442 " :Redir
 443 " Run vim command, redirect output to a scratch buffer
 444 function! s:redir(cmd)
 445   redir => message
 446   silent execute a:cmd
 447   redir END
 448   if empty(message)
 449     echoerr "no output"
 450   else
 451     new
 452     setlocal buftype=nofile bufhidden=wipe noswapfile nobuflisted nomodified
 453     silent! put=message
 454     silent! g/^s*$/d
 455   endif
 456 endfunction
 457 command! -nargs=+ -complete=command Redir call s:redir(<q-args>)
 458
 459 " :ListLeaders
 460 " Make a scratch buffer with all of the leader keybindings.
 461 command! ListLeaders :call s:redir('nmap <leader>')
 462
 463 " :Todo
 464 " Use `git grep` to search for to-do comments, add matches to qflist
 465 function! s:todo() abort
 466   let entries = []
 467   for cmd in ['git grep -nI -e TODO -e FIXME -e XXX 2> /dev/null',
 468             \ 'grep -rnI -e TODO -e FIXME -e XXX * 2> /dev/null']
 469     let lines = split(system(cmd), '\n')
 470     if v:shell_error != 0 | continue | endif
 471     for line in lines
 472       let [fname, lno, text] = matchlist(line, '^\([^:]*\):\([^:]*\):\(.*\)')[1:3]
 473       call add(entries, { 'filename': fname, 'lnum': lno, 'text': text })
 474     endfor
 475     break
 476   endfor
 477
 478   if !empty(entries)
 479     call setqflist(entries)
 480     copen
 481   endif
 482 endfunction
 483 command! Todo call s:todo()
 484
 485 " :StripTrailingWhitespace
 486 " Strip trailing whitespace
 487 function! StripTrailingWhitespace()
 488   " preparation: save last search, and cursor position.
 489   let _s=@/
 490   let l = line(".")
 491   let c = col(".")
 492   " do the business
 493   %s/\s\+$//e
 494   " clean up: restore previous search history, and cursor position
 495   let @/=_s
 496   call cursor(l, c)
 497 endfunction
 498 command! StripTrailingWhitespace call StripTrailingWhitespace()
 499
 500 " ---------------------------------------------------------------------------
 501 " Auto Commands / File Types
 502 " ---------------------------------------------------------------------------
 503
 504 " override Filetype settings
 505 augroup vimrc_filetype
 506   autocmd!
 507   " sh config
 508   au Filetype sh,bash setlocal ts=4 sts=4 sw=4 expandtab
 509   let g:is_bash = 1
 510   " git commit message: enable spell checking
 511   au Filetype gitcommit setlocal spell
 512   " gitconfig file: use real tabs
 513   au Filetype gitconfig setlocal noexpandtab
 514   " javascript: don't use cindent
 515   au FileType javascript setlocal nocindent
 516   " makefiles: use real tabs
 517   au FileType make setlocal noexpandtab
 518   " autofolds
 519   au FileType vim setlocal foldmethod=expr foldexpr=autofolds#foldexpr(v\:lnum) foldtext=autofolds#foldtext() foldlevel=2
 520   au FileType sh setlocal foldmethod=expr foldexpr=autofolds#foldexpr(v\:lnum,'sh') foldtext=autofolds#foldtext() foldlevel=2
 521 augroup END
 522
 523 " --------------------------------------------------------------------------
 524 " Local Settings
 525 " --------------------------------------------------------------------------
 526
 527 if filereadable(glob("~/.vimrc.local"))
 528   source ~/.vimrc.local
 529 endif