git.r.bdr.sh - rbdr/dotfiles/blob - vim/ftplugin/gitcommit.vim

   1 " Vim filetype plugin
   2 " Language:     git commit file
   3 " Maintainer:   Tim Pope <vimNOSPAM@tpope.org>
   4
   5 " Only do this when not done yet for this buffer
   6 if (exists("b:did_ftplugin"))
   7   finish
   8 endif
   9
  10 runtime! ftplugin/git.vim
  11 let b:did_ftplugin = 1
  12
  13 set nomodeline
  14
  15 let b:undo_ftplugin = 'setl modeline<'
  16
  17 if &textwidth == 0
  18   " make sure that log messages play nice with git-log on standard terminals
  19   setlocal textwidth=72
  20   let b:undo_ftplugin .= "|setl tw<"
  21 endif
  22
  23 if exists("g:no_gitcommit_commands") || v:version < 700
  24   finish
  25 endif
  26
  27 if !exists("b:git_dir")
  28   let b:git_dir = expand("%:p:h")
  29 endif
  30
  31 " Automatically diffing can be done with:
  32 "   autocmd BufRead *.git/COMMIT_EDITMSG DiffGitCached | wincmd p
  33 command! -bang -bar -buffer -complete=custom,s:diffcomplete -nargs=* DiffGitCached :call s:gitdiffcached(<bang>0,b:git_dir,<f-args>)
  34
  35 function! s:diffcomplete(A,L,P)
  36   let args = ""
  37   if a:P <= match(a:L." -- "," -- ")+3
  38     let args = args . "-p\n--stat\n--shortstat\n--summary\n--patch-with-stat\n--no-renames\n-B\n-M\n-C\n"
  39   end
  40   if exists("b:git_dir") && a:A !~ '^-'
  41     let tree = fnamemodify(b:git_dir,':h')
  42     if strpart(getcwd(),0,strlen(tree)) == tree
  43       let args = args."\n".system("git diff --cached --name-only")
  44     endif
  45   endif
  46   return args
  47 endfunction
  48
  49 function! s:gitdiffcached(bang,gitdir,...)
  50   let tree = fnamemodify(a:gitdir,':h')
  51   let name = tempname()
  52   let git = "git"
  53   if strpart(getcwd(),0,strlen(tree)) != tree
  54     let git .= " --git-dir=".(exists("*shellescape") ? shellescape(a:gitdir) : '"'.a:gitdir.'"')
  55   endif
  56   if a:0
  57     let extra = join(map(copy(a:000),exists("*shellescape") ? 'shellescape(v:val)' : "'\"'.v:val.'\"'"))
  58   else
  59     let extra = "-p --stat=".&columns
  60   endif
  61   call system(git." diff --cached --no-color ".extra." > ".(exists("*shellescape") ? shellescape(name) : name))
  62   exe "pedit ".(exists("*fnameescape") ? fnameescape(name) : name)
  63   wincmd P
  64   let b:git_dir = a:gitdir
  65   command! -bang -bar -buffer -complete=custom,s:diffcomplete -nargs=* DiffGitCached :call s:gitdiffcached(<bang>0,b:git_dir,<f-args>)
  66   nnoremap <silent> q :q<CR>
  67   setlocal buftype=nowrite nobuflisted noswapfile nomodifiable filetype=git
  68 endfunction