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" Vim filetype plugin
" Language: git commit file
" Maintainer: Tim Pope <vimNOSPAM@tpope.org>
" Last Change: 2012 April 7
" Only do this when not done yet for this buffer
if (exists("b:did_ftplugin"))
finish
endif
runtime! ftplugin/git.vim
let b:did_ftplugin = 1
setlocal nomodeline
let b:undo_ftplugin = 'setl modeline<'
if &textwidth == 0
" make sure that log messages play nice with git-log on standard terminals
setlocal textwidth=72
let b:undo_ftplugin .= "|setl tw<"
endif
if exists("g:no_gitcommit_commands") || v:version < 700
finish
endif
if !exists("b:git_dir")
let b:git_dir = expand("%:p:h")
endif
command! -bang -bar -buffer -complete=custom,s:diffcomplete -nargs=* DiffGitCached :call s:gitdiffcached(<bang>0,b:git_dir,<f-args>)
function! s:diffcomplete(A,L,P)
let args = ""
if a:P <= match(a:L." -- "," -- ")+3
let args = args . "-p\n--stat\n--shortstat\n--summary\n--patch-with-stat\n--no-renames\n-B\n-M\n-C\n"
end
if exists("b:git_dir") && a:A !~ '^-'
let tree = fnamemodify(b:git_dir,':h')
if strpart(getcwd(),0,strlen(tree)) == tree
let args = args."\n".system("git diff --cached --name-only")
endif
endif
return args
endfunction
function! s:gitdiffcached(bang,gitdir,...)
let tree = fnamemodify(a:gitdir,':h')
let name = tempname()
let git = "git"
if strpart(getcwd(),0,strlen(tree)) != tree
let git .= " --git-dir=".(exists("*shellescape") ? shellescape(a:gitdir) : '"'.a:gitdir.'"')
endif
if a:0
let extra = join(map(copy(a:000),exists("*shellescape") ? 'shellescape(v:val)' : "'\"'.v:val.'\"'"))
else
let extra = "-p --stat=".&columns
endif
call system(git." diff --cached --no-color --no-ext-diff ".extra." > ".(exists("*shellescape") ? shellescape(name) : name))
exe "pedit ".(exists("*fnameescape") ? fnameescape(name) : name)
wincmd P
let b:git_dir = a:gitdir
command! -bang -bar -buffer -complete=custom,s:diffcomplete -nargs=* DiffGitCached :call s:gitdiffcached(<bang>0,b:git_dir,<f-args>)
nnoremap <buffer> <silent> q :q<CR>
setlocal buftype=nowrite nobuflisted noswapfile nomodifiable filetype=git
endfunction
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