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