Fix submodules

2 files changed, 0 insertions, 3096 deletions

diff --git a/vim/bundle/vim-fugitive b/vim/bundle/vim-fugitive
new file mode 160000
+Subproject 50cc268d29c65738dab9eda8354d9387f162851
diff --git a/vim/bundle/vim-fugitive/plugin/fugitive.vim b/vim/bundle/vim-fugitive/plugin/fugitive.vim
deleted file mode 100644
index 90f123f..0000000
--- a/vim/bundle/vim-fugitive/plugin/fugitive.vim
+++ /dev/null
@@ -1,3096 +0,0 @@
-" fugitive.vim - A Git wrapper so awesome, it should be illegal
-" Maintainer:   Tim Pope <http://tpo.pe/>
-" Version:      2.2
-" GetLatestVimScripts: 2975 1 :AutoInstall: fugitive.vim
-
-if exists('g:loaded_fugitive') || &cp
-  finish
-endif
-let g:loaded_fugitive = 1
-
-if !exists('g:fugitive_git_executable')
-  let g:fugitive_git_executable = 'git'
-endif
-
-" Section: Utility
-
-function! s:function(name) abort
-  return function(substitute(a:name,'^s:',matchstr(expand('<sfile>'), '<SNR>\d\+_'),''))
-endfunction
-
-function! s:sub(str,pat,rep) abort
-  return substitute(a:str,'\v\C'.a:pat,a:rep,'')
-endfunction
-
-function! s:gsub(str,pat,rep) abort
-  return substitute(a:str,'\v\C'.a:pat,a:rep,'g')
-endfunction
-
-function! s:winshell() abort
-  return &shell =~? 'cmd' || exists('+shellslash') && !&shellslash
-endfunction
-
-function! s:shellesc(arg) abort
-  if a:arg =~ '^[A-Za-z0-9_/.-]\+$'
-    return a:arg
-  elseif s:winshell()
-    return '"'.s:gsub(s:gsub(a:arg, '"', '""'), '\%', '"%"').'"'
-  else
-    return shellescape(a:arg)
-  endif
-endfunction
-
-function! s:fnameescape(file) abort
-  if exists('*fnameescape')
-    return fnameescape(a:file)
-  else
-    return escape(a:file," \t\n*?[{`$\\%#'\"|!<")
-  endif
-endfunction
-
-function! s:throw(string) abort
-  let v:errmsg = 'fugitive: '.a:string
-  throw v:errmsg
-endfunction
-
-function! s:warn(str) abort
-  echohl WarningMsg
-  echomsg a:str
-  echohl None
-  let v:warningmsg = a:str
-endfunction
-
-function! s:shellslash(path) abort
-  if s:winshell()
-    return s:gsub(a:path,'\\','/')
-  else
-    return a:path
-  endif
-endfunction
-
-let s:git_versions = {}
-
-function! fugitive#git_version(...) abort
-  if !has_key(s:git_versions, g:fugitive_git_executable)
-    let s:git_versions[g:fugitive_git_executable] = matchstr(system(g:fugitive_git_executable.' --version'), "\\S\\+\n")
-  endif
-  return s:git_versions[g:fugitive_git_executable]
-endfunction
-
-function! s:recall() abort
-  let rev = s:sub(s:buffer().rev(), '^/', '')
-  if rev ==# ':'
-    return matchstr(getline('.'),'^#\t\%([[:alpha:] ]\+: *\)\=\zs.\{-\}\ze\%( ([^()[:digit:]]\+)\)\=$\|^\d\{6} \x\{40\} \d\t\zs.*')
-  elseif s:buffer().type('tree')
-    let file = matchstr(getline('.'), '\t\zs.*')
-    if empty(file) && line('.') > 2
-      let file = s:sub(getline('.'), '/$', '')
-    endif
-    if !empty(file) && rev !~# ':$'
-      return rev . '/' . file
-    else
-      return rev . file
-    endif
-  endif
-  return rev
-endfunction
-
-function! s:add_methods(namespace, method_names) abort
-  for name in a:method_names
-    let s:{a:namespace}_prototype[name] = s:function('s:'.a:namespace.'_'.name)
-  endfor
-endfunction
-
-let s:commands = []
-function! s:command(definition) abort
-  let s:commands += [a:definition]
-endfunction
-
-function! s:define_commands() abort
-  for command in s:commands
-    exe 'command! -buffer '.command
-  endfor
-endfunction
-
-let s:abstract_prototype = {}
-
-" Section: Initialization
-
-function! fugitive#is_git_dir(path) abort
-  let path = s:sub(a:path, '[\/]$', '') . '/'
-  return getfsize(path.'HEAD') > 10 && (
-        \ isdirectory(path.'objects') && isdirectory(path.'refs') ||
-        \ getftype(path.'commondir') ==# 'file')
-endfunction
-
-function! fugitive#extract_git_dir(path) abort
-  if s:shellslash(a:path) =~# '^fugitive://.*//'
-    return matchstr(s:shellslash(a:path), '\C^fugitive://\zs.\{-\}\ze//')
-  endif
-  let root = s:shellslash(simplify(fnamemodify(a:path, ':p:s?[\/]$??')))
-  let previous = ""
-  while root !=# previous
-    if root =~# '\v^//%([^/]+/?)?$'
-      " This is for accessing network shares from Cygwin Vim. There won't be
-      " any git directory called //.git or //serverName/.git so let's avoid
-      " checking for them since such checks are extremely slow.
-      break
-    endif
-    if index(split($GIT_CEILING_DIRECTORIES, ':'), root) >= 0
-      break
-    endif
-    if root ==# $GIT_WORK_TREE && fugitive#is_git_dir($GIT_DIR)
-      return simplify(fnamemodify(expand($GIT_DIR), ':p:s?[\/]$??'))
-    endif
-    if fugitive#is_git_dir($GIT_DIR)
-      " Ensure that we've cached the worktree
-      call s:configured_tree(simplify(fnamemodify(expand($GIT_DIR), ':p:s?[\/]$??')))
-      if has_key(s:dir_for_worktree, root)
-        return s:dir_for_worktree[root]
-      endif
-    endif
-    let dir = s:sub(root, '[\/]$', '') . '/.git'
-    let type = getftype(dir)
-    if type ==# 'dir' && fugitive#is_git_dir(dir)
-      return dir
-    elseif type ==# 'link' && fugitive#is_git_dir(dir)
-      return resolve(dir)
-    elseif type !=# '' && filereadable(dir)
-      let line = get(readfile(dir, '', 1), 0, '')
-      if line =~# '^gitdir: \.' && fugitive#is_git_dir(root.'/'.line[8:-1])
-        return simplify(root.'/'.line[8:-1])
-      elseif line =~# '^gitdir: ' && fugitive#is_git_dir(line[8:-1])
-        return line[8:-1]
-      endif
-    elseif fugitive#is_git_dir(root)
-      return root
-    endif
-    let previous = root
-    let root = fnamemodify(root, ':h')
-  endwhile
-  return ''
-endfunction
-
-function! fugitive#detect(path) abort
-  if exists('b:git_dir') && (b:git_dir ==# '' || b:git_dir =~# '/$')
-    unlet b:git_dir
-  endif
-  if !exists('b:git_dir')
-    let dir = fugitive#extract_git_dir(a:path)
-    if dir !=# ''
-      let b:git_dir = dir
-    endif
-  endif
-  if exists('b:git_dir')
-    if exists('#User#FugitiveBoot')
-      try
-        let [save_mls, &modelines] = [&mls, 0]
-        doautocmd User FugitiveBoot
-      finally
-        let &mls = save_mls
-      endtry
-    endif
-    if !exists('g:fugitive_no_maps')
-      cnoremap <buffer> <expr> <C-R><C-G> fnameescape(<SID>recall())
-      nnoremap <buffer> <silent> y<C-G> :call setreg(v:register, <SID>recall())<CR>
-    endif
-    let buffer = fugitive#buffer()
-    if expand('%:p') =~# '//'
-      call buffer.setvar('&path', s:sub(buffer.getvar('&path'), '^\.%(,|$)', ''))
-    endif
-    if stridx(buffer.getvar('&tags'), escape(b:git_dir, ', ')) == -1
-      if filereadable(b:git_dir.'/tags')
-        call buffer.setvar('&tags', escape(b:git_dir.'/tags', ', ').','.buffer.getvar('&tags'))
-      endif
-      if &filetype !=# '' && filereadable(b:git_dir.'/'.&filetype.'.tags')
-        call buffer.setvar('&tags', escape(b:git_dir.'/'.&filetype.'.tags', ', ').','.buffer.getvar('&tags'))
-      endif
-    endif
-    try
-      let [save_mls, &modelines] = [&mls, 0]
-      call s:define_commands()
-      doautocmd User Fugitive
-    finally
-      let &mls = save_mls
-    endtry
-  endif
-endfunction
-
-augroup fugitive
-  autocmd!
-  autocmd BufNewFile,BufReadPost * call fugitive#detect(expand('%:p'))
-  autocmd FileType           netrw call fugitive#detect(expand('%:p'))
-  autocmd User NERDTreeInit,NERDTreeNewRoot call fugitive#detect(b:NERDTreeRoot.path.str())
-  autocmd VimEnter * if expand('<amatch>')==''|call fugitive#detect(getcwd())|endif
-  autocmd CmdWinEnter * call fugitive#detect(expand('#:p'))
-  autocmd BufWinLeave * execute getwinvar(+bufwinnr(+expand('<abuf>')), 'fugitive_leave')
-augroup END
-
-" Section: Repository
-
-let s:repo_prototype = {}
-let s:repos = {}
-let s:worktree_for_dir = {}
-let s:dir_for_worktree = {}
-
-function! s:repo(...) abort
-  let dir = a:0 ? a:1 : (exists('b:git_dir') && b:git_dir !=# '' ? b:git_dir : fugitive#extract_git_dir(expand('%:p')))
-  if dir !=# ''
-    if has_key(s:repos, dir)
-      let repo = get(s:repos, dir)
-    else
-      let repo = {'git_dir': dir}
-      let s:repos[dir] = repo
-    endif
-    return extend(extend(repo, s:repo_prototype, 'keep'), s:abstract_prototype, 'keep')
-  endif
-  call s:throw('not a git repository: '.expand('%:p'))
-endfunction
-
-function! fugitive#repo(...) abort
-  return call('s:repo', a:000)
-endfunction
-
-function! s:repo_dir(...) dict abort
-  return join([self.git_dir]+a:000,'/')
-endfunction
-
-function! s:configured_tree(git_dir) abort
-  if !has_key(s:worktree_for_dir, a:git_dir)
-    let s:worktree_for_dir[a:git_dir] = ''
-    let config_file = a:git_dir . '/config'
-    if filereadable(config_file)
-      let config = readfile(config_file,'',10)
-      call filter(config,'v:val =~# "^\\s*worktree *="')
-      if len(config) == 1
-        let worktree = matchstr(config[0], '= *\zs.*')
-      endif
-    elseif filereadable(a:git_dir . '/gitdir')
-      let worktree = fnamemodify(readfile(a:git_dir . '/gitdir')[0], ':h')
-      if worktree ==# '.'
-        unlet! worktree
-      endif
-    endif
-    if exists('worktree')
-      let s:worktree_for_dir[a:git_dir] = worktree
-      let s:dir_for_worktree[s:worktree_for_dir[a:git_dir]] = a:git_dir
-    endif
-  endif
-  if s:worktree_for_dir[a:git_dir] =~# '^\.'
-    return simplify(a:git_dir . '/' . s:worktree_for_dir[a:git_dir])
-  else
-    return s:worktree_for_dir[a:git_dir]
-  endif
-endfunction
-
-function! s:repo_tree(...) dict abort
-  if self.dir() =~# '/\.git$'
-    let dir = self.dir()[0:-6]
-  else
-    let dir = s:configured_tree(self.git_dir)
-  endif
-  if dir ==# ''
-    call s:throw('no work tree')
-  else
-    return join([dir]+a:000,'/')
-  endif
-endfunction
-
-function! s:repo_bare() dict abort
-  if self.dir() =~# '/\.git$'
-    return 0
-  else
-    return s:configured_tree(self.git_dir) ==# ''
-  endif
-endfunction
-
-function! s:repo_translate(spec) dict abort
-  let refs = self.dir('refs/')
-  if filereadable(self.dir('commondir'))
-    let refs = simplify(self.dir(get(readfile(self.dir('commondir'), 1), 0, ''))) . '/refs/'
-  endif
-  if a:spec ==# '.' || a:spec ==# '/.'
-    return self.bare() ? self.dir() : self.tree()
-  elseif a:spec =~# '^/\=\.git$' && self.bare()
-    return self.dir()
-  elseif a:spec =~# '^/\=\.git/'
-    return self.dir(s:sub(a:spec, '^/=\.git/', ''))
-  elseif a:spec =~# '^/'
-    return self.tree().a:spec
-  elseif a:spec =~# '^:[0-3]:'
-    return 'fugitive://'.self.dir().'//'.a:spec[1].'/'.a:spec[3:-1]
-  elseif a:spec ==# ':'
-    if $GIT_INDEX_FILE =~# '/[^/]*index[^/]*\.lock$' && fnamemodify($GIT_INDEX_FILE,':p')[0:strlen(self.dir())] ==# self.dir('') && filereadable($GIT_INDEX_FILE)
-      return fnamemodify($GIT_INDEX_FILE,':p')
-    else
-      return self.dir('index')
-    endif
-  elseif a:spec =~# '^:/'
-    let ref = self.rev_parse(matchstr(a:spec,'.[^:]*'))
-    return 'fugitive://'.self.dir().'//'.ref
-  elseif a:spec =~# '^:'
-    return 'fugitive://'.self.dir().'//0/'.a:spec[1:-1]
-  elseif a:spec ==# '@'
-    return self.dir('HEAD')
-  elseif a:spec =~# 'HEAD\|^refs/' && a:spec !~ ':' && filereadable(refs . '../' . a:spec)
-    return simplify(refs . '../' . a:spec)
-  elseif filereadable(refs.a:spec)
-    return refs.a:spec
-  elseif filereadable(refs.'tags/'.a:spec)
-    return refs.'tags/'.a:spec
-  elseif filereadable(refs.'heads/'.a:spec)
-    return refs.'heads/'.a:spec
-  elseif filereadable(refs.'remotes/'.a:spec)
-    return refs.'remotes/'.a:spec
-  elseif filereadable(refs.'remotes/'.a:spec.'/HEAD')
-    return refs.'remotes/'.a:spec.'/HEAD'
-  else
-    try
-      let ref = self.rev_parse(matchstr(a:spec,'[^:]*'))
-      let path = s:sub(matchstr(a:spec,':.*'),'^:','/')
-      return 'fugitive://'.self.dir().'//'.ref.path
-    catch /^fugitive:/
-      return self.tree(a:spec)
-    endtry
-  endif
-endfunction
-
-function! s:repo_head(...) dict abort
-    let head = s:repo().head_ref()
-
-    if head =~# '^ref: '
-      let branch = s:sub(head,'^ref: %(refs/%(heads/|remotes/|tags/)=)=','')
-    elseif head =~# '^\x\{40\}$'
-      " truncate hash to a:1 characters if we're in detached head mode
-      let len = a:0 ? a:1 : 0
-      let branch = len ? head[0:len-1] : ''
-    else
-      return ''
-    endif
-
-    return branch
-endfunction
-
-call s:add_methods('repo',['dir','tree','bare','translate','head'])
-
-function! s:repo_git_command(...) dict abort
-  let git = g:fugitive_git_executable . ' --git-dir='.s:shellesc(self.git_dir)
-  return git.join(map(copy(a:000),'" ".s:shellesc(v:val)'),'')
-endfunction
-
-function! s:repo_git_chomp(...) dict abort
-  return s:sub(system(call(self.git_command,a:000,self)),'\n$','')
-endfunction
-
-function! s:repo_git_chomp_in_tree(...) dict abort
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-  let dir = getcwd()
-  try
-    execute cd.'`=s:repo().tree()`'
-    return call(s:repo().git_chomp, a:000, s:repo())
-  finally
-    execute cd.'`=dir`'
-  endtry
-endfunction
-
-function! s:repo_rev_parse(rev) dict abort
-  let hash = self.git_chomp('rev-parse','--verify',a:rev)
-  if hash =~ '\<\x\{40\}$'
-    return matchstr(hash,'\<\x\{40\}$')
-  endif
-  call s:throw('rev-parse '.a:rev.': '.hash)
-endfunction
-
-call s:add_methods('repo',['git_command','git_chomp','git_chomp_in_tree','rev_parse'])
-
-function! s:repo_dirglob(base) dict abort
-  let base = s:sub(a:base,'^/','')
-  let matches = split(glob(self.tree(s:gsub(base,'/','*&').'*/')),"\n")
-  call map(matches,'v:val[ strlen(self.tree())+(a:base !~ "^/") : -1 ]')
-  return matches
-endfunction
-
-function! s:repo_superglob(base) dict abort
-  if a:base =~# '^/' || a:base !~# ':'
-    let results = []
-    if a:base !~# '^/'
-      let heads = ["HEAD","ORIG_HEAD","FETCH_HEAD","MERGE_HEAD"]
-      let heads += sort(split(s:repo().git_chomp("rev-parse","--symbolic","--branches","--tags","--remotes"),"\n"))
-      " Add any stashes.
-      if filereadable(s:repo().dir('refs/stash'))
-        let heads += ["stash"]
-        let heads += sort(split(s:repo().git_chomp("stash","list","--pretty=format:%gd"),"\n"))
-      endif
-      call filter(heads,'v:val[ 0 : strlen(a:base)-1 ] ==# a:base')
-      let results += heads
-    endif
-    if !self.bare()
-      let base = s:sub(a:base,'^/','')
-      let matches = split(glob(self.tree(s:gsub(base,'/','*&').'*')),"\n")
-      call map(matches,'s:shellslash(v:val)')
-      call map(matches,'v:val !~ "/$" && isdirectory(v:val) ? v:val."/" : v:val')
-      call map(matches,'v:val[ strlen(self.tree())+(a:base !~ "^/") : -1 ]')
-      let results += matches
-    endif
-    return results
-
-  elseif a:base =~# '^:'
-    let entries = split(self.git_chomp('ls-files','--stage'),"\n")
-    call map(entries,'s:sub(v:val,".*(\\d)\\t(.*)",":\\1:\\2")')
-    if a:base !~# '^:[0-3]\%(:\|$\)'
-      call filter(entries,'v:val[1] == "0"')
-      call map(entries,'v:val[2:-1]')
-    endif
-    call filter(entries,'v:val[ 0 : strlen(a:base)-1 ] ==# a:base')
-    return entries
-
-  else
-    let tree = matchstr(a:base,'.*[:/]')
-    let entries = split(self.git_chomp('ls-tree',tree),"\n")
-    call map(entries,'s:sub(v:val,"^04.*\\zs$","/")')
-    call map(entries,'tree.s:sub(v:val,".*\t","")')
-    return filter(entries,'v:val[ 0 : strlen(a:base)-1 ] ==# a:base')
-  endif
-endfunction
-
-call s:add_methods('repo',['dirglob','superglob'])
-
-function! s:repo_config(conf) dict abort
-  return matchstr(system(s:repo().git_command('config').' '.a:conf),"[^\r\n]*")
-endfun
-
-function! s:repo_user() dict abort
-  let username = s:repo().config('user.name')
-  let useremail = s:repo().config('user.email')
-  return username.' <'.useremail.'>'
-endfun
-
-function! s:repo_aliases() dict abort
-  if !has_key(self,'_aliases')
-    let self._aliases = {}
-    for line in split(self.git_chomp('config','--get-regexp','^alias[.]'),"\n")
-      let self._aliases[matchstr(line,'\.\zs\S\+')] = matchstr(line,' \zs.*')
-    endfor
-  endif
-  return self._aliases
-endfunction
-
-call s:add_methods('repo',['config', 'user', 'aliases'])
-
-function! s:repo_keywordprg() dict abort
-  let args = ' --git-dir='.escape(self.dir(),"\\\"' ")
-  if has('gui_running') && !has('win32')
-    return g:fugitive_git_executable . ' --no-pager' . args . ' log -1'
-  else
-    return g:fugitive_git_executable . args . ' show'
-  endif
-endfunction
-
-call s:add_methods('repo',['keywordprg'])
-
-" Section: Buffer
-
-let s:buffer_prototype = {}
-
-function! s:buffer(...) abort
-  let buffer = {'#': bufnr(a:0 ? a:1 : '%')}
-  call extend(extend(buffer,s:buffer_prototype,'keep'),s:abstract_prototype,'keep')
-  if buffer.getvar('git_dir') !=# ''
-    return buffer
-  endif
-  call s:throw('not a git repository: '.expand('%:p'))
-endfunction
-
-function! fugitive#buffer(...) abort
-  return s:buffer(a:0 ? a:1 : '%')
-endfunction
-
-function! s:buffer_getvar(var) dict abort
-  return getbufvar(self['#'],a:var)
-endfunction
-
-function! s:buffer_setvar(var,value) dict abort
-  return setbufvar(self['#'],a:var,a:value)
-endfunction
-
-function! s:buffer_getline(lnum) dict abort
-  return get(getbufline(self['#'], a:lnum), 0, '')
-endfunction
-
-function! s:buffer_repo() dict abort
-  return s:repo(self.getvar('git_dir'))
-endfunction
-
-function! s:buffer_type(...) dict abort
-  if self.getvar('fugitive_type') != ''
-    let type = self.getvar('fugitive_type')
-  elseif fnamemodify(self.spec(),':p') =~# '.\git/refs/\|\.git/\w*HEAD$'
-    let type = 'head'
-  elseif self.getline(1) =~ '^tree \x\{40\}$' && self.getline(2) == ''
-    let type = 'tree'
-  elseif self.getline(1) =~ '^\d\{6\} \w\{4\} \x\{40\}\>\t'
-    let type = 'tree'
-  elseif self.getline(1) =~ '^\d\{6\} \x\{40\}\> \d\t'
-    let type = 'index'
-  elseif isdirectory(self.spec())
-    let type = 'directory'
-  elseif self.spec() == ''
-    let type = 'null'
-  else
-    let type = 'file'
-  endif
-  if a:0
-    return !empty(filter(copy(a:000),'v:val ==# type'))
-  else
-    return type
-  endif
-endfunction
-
-if has('win32')
-
-  function! s:buffer_spec() dict abort
-    let bufname = bufname(self['#'])
-    let retval = ''
-    for i in split(bufname,'[^:]\zs\\')
-      let retval = fnamemodify((retval==''?'':retval.'\').i,':.')
-    endfor
-    return s:shellslash(fnamemodify(retval,':p'))
-  endfunction
-
-else
-
-  function! s:buffer_spec() dict abort
-    let bufname = bufname(self['#'])
-    return s:shellslash(bufname == '' ? '' : fnamemodify(bufname,':p'))
-  endfunction
-
-endif
-
-function! s:buffer_name() dict abort
-  return self.spec()
-endfunction
-
-function! s:buffer_commit() dict abort
-  return matchstr(self.spec(),'^fugitive://.\{-\}//\zs\w*')
-endfunction
-
-function! s:cpath(path) abort
-  if exists('+fileignorecase') && &fileignorecase
-    return tolower(a:path)
-  else
-    return a:path
-  endif
-endfunction
-
-function! s:buffer_path(...) dict abort
-  let rev = matchstr(self.spec(),'^fugitive://.\{-\}//\zs.*')
-  if rev != ''
-    let rev = s:sub(rev,'\w*','')
-  elseif s:cpath(self.spec()[0 : len(self.repo().dir())]) ==#
-        \ s:cpath(self.repo().dir() . '/')
-    let rev = '/.git'.self.spec()[strlen(self.repo().dir()) : -1]
-  elseif !self.repo().bare() &&
-        \ s:cpath(self.spec()[0 : len(self.repo().tree())]) ==#
-        \ s:cpath(self.repo().tree() . '/')
-    let rev = self.spec()[strlen(self.repo().tree()) : -1]
-  endif
-  return s:sub(s:sub(rev,'.\zs/$',''),'^/',a:0 ? a:1 : '')
-endfunction
-
-function! s:buffer_rev() dict abort
-  let rev = matchstr(self.spec(),'^fugitive://.\{-\}//\zs.*')
-  if rev =~ '^\x/'
-    return ':'.rev[0].':'.rev[2:-1]
-  elseif rev =~ '.'
-    return s:sub(rev,'/',':')
-  elseif self.spec() =~ '\.git/index$'
-    return ':'
-  elseif self.spec() =~ '\.git/refs/\|\.git/.*HEAD$'
-    return self.spec()[strlen(self.repo().dir())+1 : -1]
-  else
-    return self.path('/')
-  endif
-endfunction
-
-function! s:buffer_sha1() dict abort
-  if self.spec() =~ '^fugitive://' || self.spec() =~ '\.git/refs/\|\.git/.*HEAD$'
-    return self.repo().rev_parse(self.rev())
-  else
-    return ''
-  endif
-endfunction
-
-function! s:buffer_expand(rev) dict abort
-  if a:rev =~# '^:[0-3]$'
-    let file = a:rev.self.path(':')
-  elseif a:rev =~# '^[-:]/$'
-    let file = '/'.self.path()
-  elseif a:rev =~# '^-'
-    let file = 'HEAD^{}'.a:rev[1:-1].self.path(':')
-  elseif a:rev =~# '^@{'
-    let file = 'HEAD'.a:rev.self.path(':')
-  elseif a:rev =~# '^[~^]'
-    let commit = s:sub(self.commit(),'^\d=$','HEAD')
-    let file = commit.a:rev.self.path(':')
-  else
-    let file = a:rev
-  endif
-  return s:sub(s:sub(file,'\%$',self.path()),'\.\@<=/$','')
-endfunction
-
-function! s:buffer_containing_commit() dict abort
-  if self.commit() =~# '^\d$'
-    return ':'
-  elseif self.commit() =~# '.'
-    return self.commit()
-  else
-    return 'HEAD'
-  endif
-endfunction
-
-function! s:buffer_up(...) dict abort
-  let rev = self.rev()
-  let c = a:0 ? a:1 : 1
-  while c
-    if rev =~# '^[/:]$'
-      let rev = 'HEAD'
-    elseif rev =~# '^:'
-      let rev = ':'
-    elseif rev =~# '^refs/[^^~:]*$\|^[^^~:]*HEAD$'
-      let rev .= '^{}'
-    elseif rev =~# '^/\|:.*/'
-      let rev = s:sub(rev, '.*\zs/.*', '')
-    elseif rev =~# ':.'
-      let rev = matchstr(rev, '^[^:]*:')
-    elseif rev =~# ':$'
-      let rev = rev[0:-2]
-    else
-      return rev.'~'.c
-    endif
-    let c -= 1
-  endwhile
-  return rev
-endfunction
-
-call s:add_methods('buffer',['getvar','setvar','getline','repo','type','spec','name','commit','path','rev','sha1','expand','containing_commit','up'])
-
-" Section: Git
-
-call s:command("-bang -nargs=? -complete=customlist,s:GitComplete Git :execute s:Git(<bang>0,<q-args>)")
-
-function! s:ExecuteInTree(cmd) abort
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-  let dir = getcwd()
-  try
-    execute cd.'`=s:repo().tree()`'
-    execute a:cmd
-  finally
-    execute cd.'`=dir`'
-  endtry
-endfunction
-
-function! s:Git(bang, args) abort
-  if a:bang
-    return s:Edit('edit', 1, a:args)
-  endif
-  let git = g:fugitive_git_executable
-  if has('gui_running') && !has('win32')
-    let git .= ' --no-pager'
-  endif
-  let args = matchstr(a:args,'\v\C.{-}%($|\\@<!%(\\\\)*\|)@=')
-  if exists(':terminal')
-    let dir = s:repo().tree()
-    -tabedit %
-    execute 'lcd' fnameescape(dir)
-    execute 'terminal' git args
-  else
-    call s:ExecuteInTree('!'.git.' '.args)
-    if has('win32')
-      call fugitive#reload_status()
-    endif
-  endif
-  return matchstr(a:args, '\v\C\\@<!%(\\\\)*\|\zs.*')
-endfunction
-
-function! fugitive#git_commands() abort
-  if !exists('s:exec_path')
-    let s:exec_path = s:sub(system(g:fugitive_git_executable.' --exec-path'),'\n$','')
-  endif
-  return map(split(glob(s:exec_path.'/git-*'),"\n"),'s:sub(v:val[strlen(s:exec_path)+5 : -1],"\\.exe$","")')
-endfunction
-
-function! s:GitComplete(A, L, P) abort
-  if strpart(a:L, 0, a:P) !~# ' [[:alnum:]-]\+ '
-    let cmds = fugitive#git_commands()
-    return filter(sort(cmds+keys(s:repo().aliases())), 'strpart(v:val, 0, strlen(a:A)) ==# a:A')
-  else
-    return s:repo().superglob(a:A)
-  endif
-endfunction
-
-" Section: Gcd, Glcd
-
-function! s:DirComplete(A,L,P) abort
-  let matches = s:repo().dirglob(a:A)
-  return matches
-endfunction
-
-call s:command("-bar -bang -nargs=? -complete=customlist,s:DirComplete Gcd  :cd<bang>  `=s:repo().bare() ? s:repo().dir(<q-args>) : s:repo().tree(<q-args>)`")
-call s:command("-bar -bang -nargs=? -complete=customlist,s:DirComplete Glcd :lcd<bang> `=s:repo().bare() ? s:repo().dir(<q-args>) : s:repo().tree(<q-args>)`")
-
-" Section: Gstatus
-
-call s:command("-bar Gstatus :execute s:Status()")
-augroup fugitive_status
-  autocmd!
-  if !has('win32')
-    autocmd FocusGained,ShellCmdPost * call fugitive#reload_status()
-    autocmd BufDelete term://* call fugitive#reload_status()
-  endif
-augroup END
-
-function! s:Status() abort
-  try
-    Gpedit :
-    wincmd P
-    setlocal foldmethod=syntax foldlevel=1
-    nnoremap <buffer> <silent> q    :<C-U>bdelete<CR>
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-  return ''
-endfunction
-
-function! fugitive#reload_status() abort
-  if exists('s:reloading_status')
-    return
-  endif
-  try
-    let s:reloading_status = 1
-    let mytab = tabpagenr()
-    for tab in [mytab] + range(1,tabpagenr('$'))
-      for winnr in range(1,tabpagewinnr(tab,'$'))
-        if getbufvar(tabpagebuflist(tab)[winnr-1],'fugitive_type') ==# 'index'
-          execute 'tabnext '.tab
-          if winnr != winnr()
-            execute winnr.'wincmd w'
-            let restorewinnr = 1
-          endif
-          try
-            if !&modified
-              call s:BufReadIndex()
-            endif
-          finally
-            if exists('restorewinnr')
-              wincmd p
-            endif
-            execute 'tabnext '.mytab
-          endtry
-        endif
-      endfor
-    endfor
-  finally
-    unlet! s:reloading_status
-  endtry
-endfunction
-
-function! s:stage_info(lnum) abort
-  let filename = matchstr(getline(a:lnum),'^#\t\zs.\{-\}\ze\%( ([^()[:digit:]]\+)\)\=$')
-  let lnum = a:lnum
-  if has('multi_byte_encoding')
-    let colon = '\%(:\|\%uff1a\)'
-  else
-    let colon = ':'
-  endif
-  while lnum && getline(lnum) !~# colon.'$'
-    let lnum -= 1
-  endwhile
-  if !lnum
-    return ['', '']
-  elseif (getline(lnum+1) =~# '^# .*\<git \%(reset\|rm --cached\) ' && getline(lnum+2) ==# '#') || getline(lnum) ==# '# Changes to be committed:'
-    return [matchstr(filename, colon.' *\zs.*'), 'staged']
-  elseif (getline(lnum+1) =~# '^# .*\<git add ' && getline(lnum+2) ==# '#' && getline(lnum+3) !~# colon.'  ') || getline(lnum) ==# '# Untracked files:'
-    return [filename, 'untracked']
-  elseif getline(lnum+2) =~# '^# .*\<git checkout ' || getline(lnum) ==# '# Changes not staged for commit:'
-    return [matchstr(filename, colon.' *\zs.*'), 'unstaged']
-  elseif getline(lnum+2) =~# '^# .*\<git \%(add\|rm\)' || getline(lnum) ==# '# Unmerged paths:'
-    return [matchstr(filename, colon.' *\zs.*'), 'unmerged']
-  else
-    return ['', 'unknown']
-  endif
-endfunction
-
-function! s:StageNext(count) abort
-  for i in range(a:count)
-    call search('^#\t.*','W')
-  endfor
-  return '.'
-endfunction
-
-function! s:StagePrevious(count) abort
-  if line('.') == 1 && exists(':CtrlP') && get(g:, 'ctrl_p_map') =~? '^<c-p>$'
-    return 'CtrlP '.fnameescape(s:repo().tree())
-  else
-    for i in range(a:count)
-      call search('^#\t.*','Wbe')
-    endfor
-    return '.'
-  endif
-endfunction
-
-function! s:StageReloadSeek(target,lnum1,lnum2) abort
-  let jump = a:target
-  let f = matchstr(getline(a:lnum1-1),'^#\t\%([[:alpha:] ]\+: *\|.*\%uff1a *\)\=\zs.*')
-  if f !=# '' | let jump = f | endif
-  let f = matchstr(getline(a:lnum2+1),'^#\t\%([[:alpha:] ]\+: *\|.*\%uff1a *\)\=\zs.*')
-  if f !=# '' | let jump = f | endif
-  silent! edit!
-  1
-  redraw
-  call search('^#\t\%([[:alpha:] ]\+: *\|.*\%uff1a *\)\=\V'.jump.'\%( ([^()[:digit:]]\+)\)\=\$','W')
-endfunction
-
-function! s:StageUndo() abort
-  let [filename, section] = s:stage_info(line('.'))
-  if empty(filename)
-    return ''
-  endif
-  let repo = s:repo()
-  let hash = repo.git_chomp('hash-object', '-w', filename)
-  if !empty(hash)
-    if section ==# 'untracked'
-      call repo.git_chomp_in_tree('clean', '--', filename)
-    elseif section ==# 'unmerged'
-      call repo.git_chomp_in_tree('rm', '--', filename)
-    elseif section ==# 'unstaged'
-      call repo.git_chomp_in_tree('checkout', '--', filename)
-    else
-      call repo.git_chomp_in_tree('checkout', 'HEAD', '--', filename)
-    endif
-    call s:StageReloadSeek(filename, line('.'), line('.'))
-    let @" = hash
-    return 'checktime|redraw|echomsg ' .
-          \ string('To restore, :Git cat-file blob '.hash[0:6].' > '.filename)
-  endif
-endfunction
-
-function! s:StageDiff(diff) abort
-  let [filename, section] = s:stage_info(line('.'))
-  if filename ==# '' && section ==# 'staged'
-    return 'Git! diff --no-ext-diff --cached'
-  elseif filename ==# ''
-    return 'Git! diff --no-ext-diff'
-  elseif filename =~# ' -> '
-    let [old, new] = split(filename,' -> ')
-    execute 'Gedit '.s:fnameescape(':0:'.new)
-    return a:diff.' HEAD:'.s:fnameescape(old)
-  elseif section ==# 'staged'
-    execute 'Gedit '.s:fnameescape(':0:'.filename)
-    return a:diff.' -'
-  else
-    execute 'Gedit '.s:fnameescape('/'.filename)
-    return a:diff
-  endif
-endfunction
-
-function! s:StageDiffEdit() abort
-  let [filename, section] = s:stage_info(line('.'))
-  let arg = (filename ==# '' ? '.' : filename)
-  if section ==# 'staged'
-    return 'Git! diff --no-ext-diff --cached '.s:shellesc(arg)
-  elseif section ==# 'untracked'
-    let repo = s:repo()
-    call repo.git_chomp_in_tree('add','--intent-to-add',arg)
-    if arg ==# '.'
-      silent! edit!
-      1
-      if !search('^# .*:\n#.*\n# .*"git checkout \|^# Changes not staged for commit:$','W')
-        call search('^# .*:$','W')
-      endif
-    else
-      call s:StageReloadSeek(arg,line('.'),line('.'))
-    endif
-    return ''
-  else
-    return 'Git! diff --no-ext-diff '.s:shellesc(arg)
-  endif
-endfunction
-
-function! s:StageToggle(lnum1,lnum2) abort
-  if a:lnum1 == 1 && a:lnum2 == 1
-    return 'Gedit /.git|call search("^index$", "wc")'
-  endif
-  try
-    let output = ''
-    for lnum in range(a:lnum1,a:lnum2)
-      let [filename, section] = s:stage_info(lnum)
-      let repo = s:repo()
-      if getline('.') =~# '^# .*:$'
-        if section ==# 'staged'
-          call repo.git_chomp_in_tree('reset','-q')
-          silent! edit!
-          1
-          if !search('^# .*:\n# .*"git add .*\n#\n\|^# Untracked files:$','W')
-            call search('^# .*:$','W')
-          endif
-          return ''
-        elseif section ==# 'unstaged'
-          call repo.git_chomp_in_tree('add','-u')
-          silent! edit!
-          1
-          if !search('^# .*:\n# .*"git add .*\n#\n\|^# Untracked files:$','W')
-            call search('^# .*:$','W')
-          endif
-          return ''
-        else
-          call repo.git_chomp_in_tree('add','.')
-          silent! edit!
-          1
-          call search('^# .*:$','W')
-          return ''
-        endif
-      endif
-      if filename ==# ''
-        continue
-      endif
-      execute lnum
-      if filename =~ ' -> '
-        let cmd = ['mv','--'] + reverse(split(filename,' -> '))
-        let filename = cmd[-1]
-      elseif section ==# 'staged'
-        let cmd = ['reset','-q','--',filename]
-      elseif getline(lnum) =~# '^#\tdeleted:'
-        let cmd = ['rm','--',filename]
-      elseif getline(lnum) =~# '^#\tmodified:'
-        let cmd = ['add','--',filename]
-      else
-        let cmd = ['add','-A','--',filename]
-      endif
-      if !exists('first_filename')
-        let first_filename = filename
-      endif
-      let output .= call(repo.git_chomp_in_tree,cmd,s:repo())."\n"
-    endfor
-    if exists('first_filename')
-      call s:StageReloadSeek(first_filename,a:lnum1,a:lnum2)
-    endif
-    echo s:sub(s:gsub(output,'\n+','\n'),'\n$','')
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-  return 'checktime'
-endfunction
-
-function! s:StagePatch(lnum1,lnum2) abort
-  let add = []
-  let reset = []
-
-  for lnum in range(a:lnum1,a:lnum2)
-    let [filename, section] = s:stage_info(lnum)
-    if getline('.') =~# '^# .*:$' && section ==# 'staged'
-      return 'Git reset --patch'
-    elseif getline('.') =~# '^# .*:$' && section ==# 'unstaged'
-      return 'Git add --patch'
-    elseif getline('.') =~# '^# .*:$' && section ==# 'untracked'
-      return 'Git add -N .'
-    elseif filename ==# ''
-      continue
-    endif
-    if !exists('first_filename')
-      let first_filename = filename
-    endif
-    execute lnum
-    if filename =~ ' -> '
-      let reset += [split(filename,' -> ')[1]]
-    elseif section ==# 'staged'
-      let reset += [filename]
-    elseif getline(lnum) !~# '^#\tdeleted:'
-      let add += [filename]
-    endif
-  endfor
-  try
-    if !empty(add)
-      execute "Git add --patch -- ".join(map(add,'s:shellesc(v:val)'))
-    endif
-    if !empty(reset)
-      execute "Git reset --patch -- ".join(map(reset,'s:shellesc(v:val)'))
-    endif
-    if exists('first_filename')
-      silent! edit!
-      1
-      redraw
-      call search('^#\t\%([[:alpha:] ]\+: *\)\=\V'.first_filename.'\%( ([^()[:digit:]]\+)\)\=\$','W')
-    endif
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-  return 'checktime'
-endfunction
-
-" Section: Gcommit
-
-call s:command("-nargs=? -complete=customlist,s:CommitComplete Gcommit :execute s:Commit(<q-args>)")
-
-function! s:Commit(args, ...) abort
-  let repo = a:0 ? a:1 : s:repo()
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-  let dir = getcwd()
-  let msgfile = repo.dir('COMMIT_EDITMSG')
-  let outfile = tempname()
-  let errorfile = tempname()
-  try
-    try
-      execute cd.s:fnameescape(repo.tree())
-      if s:winshell()
-        let command = ''
-        let old_editor = $GIT_EDITOR
-        let $GIT_EDITOR = 'false'
-      else
-        let command = 'env GIT_EDITOR=false '
-      endif
-      let command .= repo.git_command('commit').' '.a:args
-      if &shell =~# 'csh'
-        noautocmd silent execute '!('.command.' > '.outfile.') >& '.errorfile
-      elseif a:args =~# '\%(^\| \)-\%(-interactive\|p\|-patch\)\>'
-        noautocmd execute '!'.command.' 2> '.errorfile
-      else
-        noautocmd silent execute '!'.command.' > '.outfile.' 2> '.errorfile
-      endif
-    finally
-      execute cd.'`=dir`'
-    endtry
-    if !has('gui_running')
-      redraw!
-    endif
-    if !v:shell_error
-      if filereadable(outfile)
-        for line in readfile(outfile)
-          echo line
-        endfor
-      endif
-      return ''
-    else
-      let errors = readfile(errorfile)
-      let error = get(errors,-2,get(errors,-1,'!'))
-      if error =~# 'false''\=\.$'
-        let args = a:args
-        let args = s:gsub(args,'%(%(^| )-- )@<!%(^| )@<=%(-[esp]|--edit|--interactive|--patch|--signoff)%($| )','')
-        let args = s:gsub(args,'%(%(^| )-- )@<!%(^| )@<=%(-c|--reedit-message|--reuse-message|-F|--file|-m|--message)%(\s+|\=)%(''[^'']*''|"%(\\.|[^"])*"|\\.|\S)*','')
-        let args = s:gsub(args,'%(^| )@<=[%#]%(:\w)*','\=expand(submatch(0))')
-        let args = s:sub(args, '\ze -- |$', ' --no-edit --no-interactive --no-signoff')
-        let args = '-F '.s:shellesc(msgfile).' '.args
-        if args !~# '\%(^\| \)--cleanup\>'
-          let args = '--cleanup=strip '.args
-        endif
-        if bufname('%') == '' && line('$') == 1 && getline(1) == '' && !&mod
-          execute 'keepalt edit '.s:fnameescape(msgfile)
-        elseif a:args =~# '\%(^\| \)-\%(-verbose\|\w*v\)\>'
-          execute 'keepalt -tabedit '.s:fnameescape(msgfile)
-        elseif s:buffer().type() ==# 'index'
-          execute 'keepalt edit '.s:fnameescape(msgfile)
-          execute (search('^#','n')+1).'wincmd+'
-          setlocal nopreviewwindow
-        else
-          execute 'keepalt split '.s:fnameescape(msgfile)
-        endif
-        let b:fugitive_commit_arguments = args
-        setlocal bufhidden=wipe filetype=gitcommit
-        return '1'
-      elseif error ==# '!'
-        return s:Status()
-      else
-        call s:throw(error)
-      endif
-    endif
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  finally
-    if exists('old_editor')
-      let $GIT_EDITOR = old_editor
-    endif
-    call delete(outfile)
-    call delete(errorfile)
-    call fugitive#reload_status()
-  endtry
-endfunction
-
-function! s:CommitComplete(A,L,P) abort
-  if a:A =~ '^-' || type(a:A) == type(0) " a:A is 0 on :Gcommit -<Tab>
-    let args = ['-C', '-F', '-a', '-c', '-e', '-i', '-m', '-n', '-o', '-q', '-s', '-t', '-u', '-v', '--all', '--allow-empty', '--amend', '--author=', '--cleanup=', '--dry-run', '--edit', '--file=', '--fixup=', '--include', '--interactive', '--message=', '--no-verify', '--only', '--quiet', '--reedit-message=', '--reuse-message=', '--signoff', '--squash=', '--template=', '--untracked-files', '--verbose']
-    return filter(args,'v:val[0 : strlen(a:A)-1] ==# a:A')
-  else
-    return s:repo().superglob(a:A)
-  endif
-endfunction
-
-function! s:FinishCommit() abort
-  let args = getbufvar(+expand('<abuf>'),'fugitive_commit_arguments')
-  if !empty(args)
-    call setbufvar(+expand('<abuf>'),'fugitive_commit_arguments','')
-    return s:Commit(args, s:repo(getbufvar(+expand('<abuf>'),'git_dir')))
-  endif
-  return ''
-endfunction
-
-" Section: Gmerge, Gpull
-
-call s:command("-nargs=? -bang -complete=custom,s:RevisionComplete Gmerge " .
-      \ "execute s:Merge('merge', <bang>0, <q-args>)")
-call s:command("-nargs=? -bang -complete=custom,s:RemoteComplete Gpull " .
-      \ "execute s:Merge('pull --progress', <bang>0, <q-args>)")
-
-function! s:RevisionComplete(A, L, P) abort
-  return s:repo().git_chomp('rev-parse', '--symbolic', '--branches', '--tags', '--remotes')
-        \ . "\nHEAD\nFETCH_HEAD\nORIG_HEAD"
-endfunction
-
-function! s:RemoteComplete(A, L, P) abort
-  let remote = matchstr(a:L, ' \zs\S\+\ze ')
-  if !empty(remote)
-    let matches = split(s:repo().git_chomp('ls-remote', remote), "\n")
-    call filter(matches, 'v:val =~# "\t" && v:val !~# "{"')
-    call map(matches, 's:sub(v:val, "^.*\t%(refs/%(heads/|tags/)=)=", "")')
-  else
-    let matches = split(s:repo().git_chomp('remote'), "\n")
-  endif
-  return join(matches, "\n")
-endfunction
-
-function! fugitive#cwindow() abort
-  if &buftype == 'quickfix'
-    cwindow
-  else
-    botright cwindow
-    if &buftype == 'quickfix'
-      wincmd p
-    endif
-  endif
-endfunction
-
-let s:common_efm = ''
-      \ . '%+Egit:%.%#,'
-      \ . '%+Eusage:%.%#,'
-      \ . '%+Eerror:%.%#,'
-      \ . '%+Efatal:%.%#,'
-      \ . '%-G%.%#%\e[K%.%#,'
-      \ . '%-G%.%#%\r%.%\+'
-
-function! s:Merge(cmd, bang, args) abort
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd' : 'cd'
-  let cwd = getcwd()
-  let [mp, efm] = [&l:mp, &l:efm]
-  let had_merge_msg = filereadable(s:repo().dir('MERGE_MSG'))
-  try
-    let &l:errorformat = ''
-          \ . '%-Gerror:%.%#false''.,'
-          \ . '%-G%.%# ''git commit'' %.%#,'
-          \ . '%+Emerge:%.%#,'
-          \ . s:common_efm . ','
-          \ . '%+ECannot %.%#: You have unstaged changes.,'
-          \ . '%+ECannot %.%#: Your index contains uncommitted changes.,'
-          \ . '%+EThere is no tracking information for the current branch.,'
-          \ . '%+EYou are not currently on a branch. Please specify which,'
-          \ . 'CONFLICT (%m): %f deleted in %.%#,'
-          \ . 'CONFLICT (%m): Merge conflict in %f,'
-          \ . 'CONFLICT (%m): Rename \"%f\"->%.%#,'
-          \ . 'CONFLICT (%m): Rename %.%#->%f %.%#,'
-          \ . 'CONFLICT (%m): There is a directory with name %f in %.%#,'
-          \ . '%+ECONFLICT %.%#,'
-          \ . '%+EKONFLIKT %.%#,'
-          \ . '%+ECONFLIT %.%#,'
-          \ . "%+EXUNG \u0110\u1ed8T %.%#,"
-          \ . "%+E\u51b2\u7a81 %.%#,"
-          \ . 'U%\t%f'
-    if a:cmd =~# '^merge' && empty(a:args) &&
-          \ (had_merge_msg || isdirectory(s:repo().dir('rebase-apply')) ||
-          \  !empty(s:repo().git_chomp('diff-files', '--diff-filter=U')))
-      let &l:makeprg = g:fugitive_git_executable.' diff-files --name-status --diff-filter=U'
-    else
-      let &l:makeprg = s:sub(g:fugitive_git_executable . ' ' . a:cmd .
-            \ (a:args =~# ' \%(--no-edit\|--abort\|-m\)\>' ? '' : ' --edit') .
-            \ ' ' . a:args, ' *$', '')
-    endif
-    if !empty($GIT_EDITOR) || has('win32')
-      let old_editor = $GIT_EDITOR
-      let $GIT_EDITOR = 'false'
-    else
-      let &l:makeprg = 'env GIT_EDITOR=false ' . &l:makeprg
-    endif
-    execute cd fnameescape(s:repo().tree())
-    silent noautocmd make!
-  catch /^Vim\%((\a\+)\)\=:E211/
-    let err = v:exception
-  finally
-    redraw!
-    let [&l:mp, &l:efm] = [mp, efm]
-    if exists('old_editor')
-      let $GIT_EDITOR = old_editor
-    endif
-    execute cd fnameescape(cwd)
-  endtry
-  call fugitive#reload_status()
-  if empty(filter(getqflist(),'v:val.valid'))
-    if !had_merge_msg && filereadable(s:repo().dir('MERGE_MSG'))
-      cclose
-      return 'Gcommit --no-status -n -t '.s:shellesc(s:repo().dir('MERGE_MSG'))
-    endif
-  endif
-  let qflist = getqflist()
-  let found = 0
-  for e in qflist
-    if !empty(e.bufnr)
-      let found = 1
-      let e.pattern = '^<<<<<<<'
-    endif
-  endfor
-  call fugitive#cwindow()
-  if found
-    call setqflist(qflist, 'r')
-    if !a:bang
-      return 'cfirst'
-    endif
-  endif
-  return exists('err') ? 'echoerr '.string(err) : ''
-endfunction
-
-" Section: Ggrep, Glog
-
-if !exists('g:fugitive_summary_format')
-  let g:fugitive_summary_format = '%s'
-endif
-
-call s:command("-bang -nargs=? -complete=customlist,s:EditComplete Ggrep :execute s:Grep('grep',<bang>0,<q-args>)")
-call s:command("-bang -nargs=? -complete=customlist,s:EditComplete Glgrep :execute s:Grep('lgrep',<bang>0,<q-args>)")
-call s:command("-bar -bang -nargs=* -range=0 -complete=customlist,s:EditComplete Glog :call s:Log('grep<bang>',<line1>,<count>,<f-args>)")
-call s:command("-bar -bang -nargs=* -range=0 -complete=customlist,s:EditComplete Gllog :call s:Log('lgrep<bang>',<line1>,<count>,<f-args>)")
-
-function! s:Grep(cmd,bang,arg) abort
-  let grepprg = &grepprg
-  let grepformat = &grepformat
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-  let dir = getcwd()
-  try
-    execute cd.'`=s:repo().tree()`'
-    let &grepprg = s:repo().git_command('--no-pager', 'grep', '-n', '--no-color')
-    let &grepformat = '%f:%l:%m,%m %f match%ts,%f'
-    exe a:cmd.'! '.escape(matchstr(a:arg,'\v\C.{-}%($|[''" ]\@=\|)@='),'|')
-    let list = a:cmd =~# '^l' ? getloclist(0) : getqflist()
-    for entry in list
-      if bufname(entry.bufnr) =~ ':'
-        let entry.filename = s:repo().translate(bufname(entry.bufnr))
-        unlet! entry.bufnr
-        let changed = 1
-      elseif a:arg =~# '\%(^\| \)--cached\>'
-        let entry.filename = s:repo().translate(':0:'.bufname(entry.bufnr))
-        unlet! entry.bufnr
-        let changed = 1
-      endif
-    endfor
-    if a:cmd =~# '^l' && exists('changed')
-      call setloclist(0, list, 'r')
-    elseif exists('changed')
-      call setqflist(list, 'r')
-    endif
-    if !a:bang && !empty(list)
-      return (a:cmd =~# '^l' ? 'l' : 'c').'first'.matchstr(a:arg,'\v\C[''" ]\zs\|.*')
-    else
-      return matchstr(a:arg,'\v\C[''" ]\|\zs.*')
-    endif
-  finally
-    let &grepprg = grepprg
-    let &grepformat = grepformat
-    execute cd.'`=dir`'
-  endtry
-endfunction
-
-function! s:Log(cmd, line1, line2, ...) abort
-  let path = s:buffer().path('/')
-  if path =~# '^/\.git\%(/\|$\)' || index(a:000,'--') != -1
-    let path = ''
-  endif
-  let cmd = ['--no-pager', 'log', '--no-color']
-  let cmd += ['--pretty=format:fugitive://'.s:repo().dir().'//%H'.path.'::'.g:fugitive_summary_format]
-  if empty(filter(a:000[0 : index(a:000,'--')],'v:val !~# "^-"'))
-    if s:buffer().commit() =~# '\x\{40\}'
-      let cmd += [s:buffer().commit()]
-    elseif s:buffer().path() =~# '^\.git/refs/\|^\.git/.*HEAD$'
-      let cmd += [s:buffer().path()[5:-1]]
-    endif
-  end
-  let cmd += map(copy(a:000),'s:sub(v:val,"^\\%(%(:\\w)*)","\\=fnamemodify(s:buffer().path(),submatch(1))")')
-  if path =~# '/.'
-    if a:line2
-      let cmd += ['-L', a:line1 . ',' . a:line2 . ':' . path[1:-1]]
-    else
-      let cmd += ['--', path[1:-1]]
-    endif
-  endif
-  let grepformat = &grepformat
-  let grepprg = &grepprg
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-  let dir = getcwd()
-  try
-    execute cd.'`=s:repo().tree()`'
-    let &grepprg = escape(call(s:repo().git_command,cmd,s:repo()),'%#')
-    let &grepformat = '%Cdiff %.%#,%C--- %.%#,%C+++ %.%#,%Z@@ -%\d%\+\,%\d%\+ +%l\,%\d%\+ @@,%-G-%.%#,%-G+%.%#,%-G %.%#,%A%f::%m,%-G%.%#'
-    exe a:cmd
-  finally
-    let &grepformat = grepformat
-    let &grepprg = grepprg
-    execute cd.'`=dir`'
-  endtry
-endfunction
-
-" Section: Gedit, Gpedit, Gsplit, Gvsplit, Gtabedit, Gread
-
-function! s:Edit(cmd,bang,...) abort
-  let buffer = s:buffer()
-  if a:cmd !~# 'read'
-    if &previewwindow && getbufvar('','fugitive_type') ==# 'index'
-      if winnr('$') == 1
-        let tabs = (&go =~# 'e' || !has('gui_running')) && &stal && (tabpagenr('$') >= &stal)
-        execute 'rightbelow' (&lines - &previewheight - &cmdheight - tabs - 1 - !!&laststatus).'new'
-      elseif winnr('#')
-        wincmd p
-      else
-        wincmd w
-      endif
-      if &diff
-        let mywinnr = winnr()
-        for winnr in range(winnr('$'),1,-1)
-          if winnr != mywinnr && getwinvar(winnr,'&diff')
-            execute winnr.'wincmd w'
-            close
-            if winnr('$') > 1
-              wincmd p
-            endif
-          endif
-        endfor
-      endif
-    endif
-  endif
-
-  if a:bang
-    let arglist = map(copy(a:000), 's:gsub(v:val, ''\\@<!%(\\\\)*\zs[%#]'', ''\=s:buffer().expand(submatch(0))'')')
-    let args = join(arglist, ' ')
-    if a:cmd =~# 'read'
-      let git = buffer.repo().git_command()
-      let last = line('$')
-      silent call s:ExecuteInTree((a:cmd ==# 'read' ? '$read' : a:cmd).'!'.git.' --no-pager '.args)
-      if a:cmd ==# 'read'
-        silent execute '1,'.last.'delete_'
-      endif
-      call fugitive#reload_status()
-      diffupdate
-      return 'redraw|echo '.string(':!'.git.' '.args)
-    else
-      let temp = resolve(tempname())
-      let s:temp_files[s:cpath(temp)] = { 'dir': buffer.repo().dir(), 'args': arglist }
-      silent execute a:cmd.' '.temp
-      if a:cmd =~# 'pedit'
-        wincmd P
-      endif
-      let echo = s:Edit('read',1,args)
-      silent write!
-      setlocal buftype=nowrite nomodified filetype=git foldmarker=<<<<<<<,>>>>>>>
-      if getline(1) !~# '^diff '
-        setlocal readonly nomodifiable
-      endif
-      if a:cmd =~# 'pedit'
-        wincmd p
-      endif
-      return echo
-    endif
-    return ''
-  endif
-
-  if a:0 && a:1 == ''
-    return ''
-  elseif a:0
-    let file = buffer.expand(join(a:000, ' '))
-  elseif expand('%') ==# ''
-    let file = ':'
-  elseif buffer.commit() ==# '' && buffer.path('/') !~# '^/.git\>'
-    let file = buffer.path(':')
-  else
-    let file = buffer.path('/')
-  endif
-  try
-    let file = buffer.repo().translate(file)
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-  if file !~# '^fugitive:'
-    let file = s:sub(file, '/$', '')
-  endif
-  if a:cmd ==# 'read'
-    return 'silent %delete_|read '.s:fnameescape(file).'|silent 1delete_|diffupdate|'.line('.')
-  else
-    return a:cmd.' '.s:fnameescape(file)
-  endif
-endfunction
-
-function! s:EditComplete(A,L,P) abort
-  return map(s:repo().superglob(a:A), 'fnameescape(v:val)')
-endfunction
-
-function! s:EditRunComplete(A,L,P) abort
-  if a:L =~# '^\w\+!'
-    return s:GitComplete(a:A,a:L,a:P)
-  else
-    return s:repo().superglob(a:A)
-  endif
-endfunction
-
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditComplete Ge       :execute s:Edit('edit<bang>',0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditComplete Gedit    :execute s:Edit('edit<bang>',0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditRunComplete Gpedit   :execute s:Edit('pedit',<bang>0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditRunComplete Gsplit   :execute s:Edit('split',<bang>0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditRunComplete Gvsplit  :execute s:Edit('vsplit',<bang>0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditRunComplete Gtabedit :execute s:Edit('tabedit',<bang>0,<f-args>)")
-call s:command("-bar -bang -nargs=* -count -complete=customlist,s:EditRunComplete Gread :execute s:Edit((!<count> && <line1> ? '' : <count>).'read',<bang>0,<f-args>)")
-
-" Section: Gwrite, Gwq
-
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditComplete Gwrite :execute s:Write(<bang>0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditComplete Gw :execute s:Write(<bang>0,<f-args>)")
-call s:command("-bar -bang -nargs=* -complete=customlist,s:EditComplete Gwq :execute s:Wq(<bang>0,<f-args>)")
-
-function! s:Write(force,...) abort
-  if exists('b:fugitive_commit_arguments')
-    return 'write|bdelete'
-  elseif expand('%:t') == 'COMMIT_EDITMSG' && $GIT_INDEX_FILE != ''
-    return 'wq'
-  elseif s:buffer().type() == 'index'
-    return 'Gcommit'
-  elseif s:buffer().path() ==# '' && getline(4) =~# '^+++ '
-    let filename = getline(4)[6:-1]
-    setlocal buftype=
-    silent write
-    setlocal buftype=nowrite
-    if matchstr(getline(2),'index [[:xdigit:]]\+\.\.\zs[[:xdigit:]]\{7\}') ==# s:repo().rev_parse(':0:'.filename)[0:6]
-      let err = s:repo().git_chomp('apply','--cached','--reverse',s:buffer().spec())
-    else
-      let err = s:repo().git_chomp('apply','--cached',s:buffer().spec())
-    endif
-    if err !=# ''
-      let v:errmsg = split(err,"\n")[0]
-      return 'echoerr v:errmsg'
-    elseif a:force
-      return 'bdelete'
-    else
-      return 'Gedit '.fnameescape(filename)
-    endif
-  endif
-  let mytab = tabpagenr()
-  let mybufnr = bufnr('')
-  let path = a:0 ? join(a:000, ' ') : s:buffer().path()
-  if empty(path)
-    return 'echoerr '.string('fugitive: cannot determine file path')
-  endif
-  if path =~# '^:\d\>'
-    return 'write'.(a:force ? '! ' : ' ').s:fnameescape(s:repo().translate(s:buffer().expand(path)))
-  endif
-  let always_permitted = (s:buffer().path() ==# path && s:buffer().commit() =~# '^0\=$')
-  if !always_permitted && !a:force && s:repo().git_chomp_in_tree('diff','--name-status','HEAD','--',path) . s:repo().git_chomp_in_tree('ls-files','--others','--',path) !=# ''
-    let v:errmsg = 'fugitive: file has uncommitted changes (use ! to override)'
-    return 'echoerr v:errmsg'
-  endif
-  let file = s:repo().translate(path)
-  let treebufnr = 0
-  for nr in range(1,bufnr('$'))
-    if fnamemodify(bufname(nr),':p') ==# file
-      let treebufnr = nr
-    endif
-  endfor
-
-  if treebufnr > 0 && treebufnr != bufnr('')
-    let temp = tempname()
-    silent execute '%write '.temp
-    for tab in [mytab] + range(1,tabpagenr('$'))
-      for winnr in range(1,tabpagewinnr(tab,'$'))
-        if tabpagebuflist(tab)[winnr-1] == treebufnr
-          execute 'tabnext '.tab
-          if winnr != winnr()
-            execute winnr.'wincmd w'
-            let restorewinnr = 1
-          endif
-          try
-            let lnum = line('.')
-            let last = line('$')
-            silent execute '$read '.temp
-            silent execute '1,'.last.'delete_'
-            silent write!
-            silent execute lnum
-            let did = 1
-          finally
-            if exists('restorewinnr')
-              wincmd p
-            endif
-            execute 'tabnext '.mytab
-          endtry
-        endif
-      endfor
-    endfor
-    if !exists('did')
-      call writefile(readfile(temp,'b'),file,'b')
-    endif
-  else
-    execute 'write! '.s:fnameescape(s:repo().translate(path))
-  endif
-
-  if a:force
-    let error = s:repo().git_chomp_in_tree('add', '--force', '--', path)
-  else
-    let error = s:repo().git_chomp_in_tree('add', '--', path)
-  endif
-  if v:shell_error
-    let v:errmsg = 'fugitive: '.error
-    return 'echoerr v:errmsg'
-  endif
-  if s:buffer().path() ==# path && s:buffer().commit() =~# '^\d$'
-    set nomodified
-  endif
-
-  let one = s:repo().translate(':1:'.path)
-  let two = s:repo().translate(':2:'.path)
-  let three = s:repo().translate(':3:'.path)
-  for nr in range(1,bufnr('$'))
-    let name = fnamemodify(bufname(nr), ':p')
-    if bufloaded(nr) && !getbufvar(nr,'&modified') && (name ==# one || name ==# two || name ==# three)
-      execute nr.'bdelete'
-    endif
-  endfor
-
-  unlet! restorewinnr
-  let zero = s:repo().translate(':0:'.path)
-  silent execute 'doautocmd BufWritePost' s:fnameescape(zero)
-  for tab in range(1,tabpagenr('$'))
-    for winnr in range(1,tabpagewinnr(tab,'$'))
-      let bufnr = tabpagebuflist(tab)[winnr-1]
-      let bufname = fnamemodify(bufname(bufnr), ':p')
-      if bufname ==# zero && bufnr != mybufnr
-        execute 'tabnext '.tab
-        if winnr != winnr()
-          execute winnr.'wincmd w'
-          let restorewinnr = 1
-        endif
-        try
-          let lnum = line('.')
-          let last = line('$')
-          silent execute '$read '.s:fnameescape(file)
-          silent execute '1,'.last.'delete_'
-          silent execute lnum
-          set nomodified
-          diffupdate
-        finally
-          if exists('restorewinnr')
-            wincmd p
-          endif
-          execute 'tabnext '.mytab
-        endtry
-        break
-      endif
-    endfor
-  endfor
-  call fugitive#reload_status()
-  return 'checktime'
-endfunction
-
-function! s:Wq(force,...) abort
-  let bang = a:force ? '!' : ''
-  if exists('b:fugitive_commit_arguments')
-    return 'wq'.bang
-  endif
-  let result = call(s:function('s:Write'),[a:force]+a:000)
-  if result =~# '^\%(write\|wq\|echoerr\)'
-    return s:sub(result,'^write','wq')
-  else
-    return result.'|quit'.bang
-  endif
-endfunction
-
-augroup fugitive_commit
-  autocmd!
-  autocmd VimLeavePre,BufDelete COMMIT_EDITMSG execute s:sub(s:FinishCommit(), '^echoerr (.*)', 'echohl ErrorMsg|echo \1|echohl NONE')
-augroup END
-
-" Section: Gpush, Gfetch
-
-call s:command("-nargs=? -bang -complete=custom,s:RemoteComplete Gpush  execute s:Dispatch('<bang>', 'push '.<q-args>)")
-call s:command("-nargs=? -bang -complete=custom,s:RemoteComplete Gfetch execute s:Dispatch('<bang>', 'fetch '.<q-args>)")
-
-function! s:Dispatch(bang, args)
-  let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd' : 'cd'
-  let cwd = getcwd()
-  let [mp, efm, cc] = [&l:mp, &l:efm, get(b:, 'current_compiler', '')]
-  try
-    let b:current_compiler = 'git'
-    let &l:errorformat = s:common_efm
-    let &l:makeprg = g:fugitive_git_executable . ' ' . a:args
-    execute cd fnameescape(s:repo().tree())
-    if exists(':Make') == 2
-      noautocmd Make
-    else
-      silent noautocmd make!
-      redraw!
-      return 'call fugitive#cwindow()'
-    endif
-    return ''
-  finally
-    let [&l:mp, &l:efm, b:current_compiler] = [mp, efm, cc]
-    if empty(cc) | unlet! b:current_compiler | endif
-    execute cd fnameescape(cwd)
-  endtry
-endfunction
-
-" Section: Gdiff
-
-call s:command("-bang -bar -nargs=* -complete=customlist,s:EditComplete Gdiff :execute s:Diff('',<bang>0,<f-args>)")
-call s:command("-bang -bar -nargs=* -complete=customlist,s:EditComplete Gvdiff :execute s:Diff('keepalt vert ',<bang>0,<f-args>)")
-call s:command("-bang -bar -nargs=* -complete=customlist,s:EditComplete Gsdiff :execute s:Diff('keepalt ',<bang>0,<f-args>)")
-
-augroup fugitive_diff
-  autocmd!
-  autocmd BufWinLeave *
-        \ if s:can_diffoff(+expand('<abuf>')) && s:diff_window_count() == 2 |
-        \   call s:diffoff_all(getbufvar(+expand('<abuf>'), 'git_dir')) |
-        \ endif
-  autocmd BufWinEnter *
-        \ if s:can_diffoff(+expand('<abuf>')) && s:diff_window_count() == 1 |
-        \   call s:diffoff() |
-        \ endif
-augroup END
-
-function! s:can_diffoff(buf) abort
-  return getwinvar(bufwinnr(a:buf), '&diff') &&
-        \ !empty(getbufvar(a:buf, 'git_dir')) &&
-        \ !empty(getwinvar(bufwinnr(a:buf), 'fugitive_diff_restore'))
-endfunction
-
-function! fugitive#can_diffoff(buf) abort
-  return s:can_diffoff(a:buf)
-endfunction
-
-function! s:diff_modifier(count) abort
-  let fdc = matchstr(&diffopt, 'foldcolumn:\zs\d\+')
-  if &diffopt =~# 'horizontal' && &diffopt !~# 'vertical'
-    return 'keepalt '
-  elseif &diffopt =~# 'vertical'
-    return 'keepalt vert '
-  elseif winwidth(0) <= a:count * ((&tw ? &tw : 80) + (empty(fdc) ? 2 : fdc))
-    return 'keepalt '
-  else
-    return 'keepalt vert '
-  endif
-endfunction
-
-function! s:diff_window_count() abort
-  let c = 0
-  for nr in range(1,winnr('$'))
-    let c += getwinvar(nr,'&diff')
-  endfor
-  return c
-endfunction
-
-function! s:diff_restore() abort
-  let restore = 'setlocal nodiff noscrollbind'
-        \ . ' scrollopt=' . &l:scrollopt
-        \ . (&l:wrap ? ' wrap' : ' nowrap')
-        \ . ' foldlevel=999'
-        \ . ' foldmethod=' . &l:foldmethod
-        \ . ' foldcolumn=' . &l:foldcolumn
-        \ . ' foldlevel=' . &l:foldlevel
-        \ . (&l:foldenable ? ' foldenable' : ' nofoldenable')
-  if has('cursorbind')
-    let restore .= (&l:cursorbind ? ' ' : ' no') . 'cursorbind'
-  endif
-  return restore
-endfunction
-
-function! s:diffthis() abort
-  if !&diff
-    let w:fugitive_diff_restore = s:diff_restore()
-    diffthis
-  endif
-endfunction
-
-function! s:diffoff() abort
-  if exists('w:fugitive_diff_restore')
-    execute w:fugitive_diff_restore
-    unlet w:fugitive_diff_restore
-  else
-    diffoff
-  endif
-endfunction
-
-function! s:diffoff_all(dir) abort
-  let curwin = winnr()
-  for nr in range(1,winnr('$'))
-    if getwinvar(nr,'&diff')
-      if nr != winnr()
-        execute nr.'wincmd w'
-        let restorewinnr = 1
-      endif
-      if exists('b:git_dir') && b:git_dir ==# a:dir
-        call s:diffoff()
-      endif
-    endif
-  endfor
-  execute curwin.'wincmd w'
-endfunction
-
-function! s:buffer_compare_age(commit) dict abort
-  let scores = {':0': 1, ':1': 2, ':2': 3, ':': 4, ':3': 5}
-  let my_score    = get(scores,':'.self.commit(),0)
-  let their_score = get(scores,':'.a:commit,0)
-  if my_score || their_score
-    return my_score < their_score ? -1 : my_score != their_score
-  elseif self.commit() ==# a:commit
-    return 0
-  endif
-  let base = self.repo().git_chomp('merge-base',self.commit(),a:commit)
-  if base ==# self.commit()
-    return -1
-  elseif base ==# a:commit
-    return 1
-  endif
-  let my_time    = +self.repo().git_chomp('log','--max-count=1','--pretty=format:%at',self.commit())
-  let their_time = +self.repo().git_chomp('log','--max-count=1','--pretty=format:%at',a:commit)
-  return my_time < their_time ? -1 : my_time != their_time
-endfunction
-
-call s:add_methods('buffer',['compare_age'])
-
-function! s:Diff(vert,keepfocus,...) abort
-  let args = copy(a:000)
-  let post = ''
-  if get(args, 0) =~# '^+'
-    let post = remove(args, 0)[1:-1]
-  endif
-  let vert = empty(a:vert) ? s:diff_modifier(2) : a:vert
-  if exists(':DiffGitCached')
-    return 'DiffGitCached'
-  elseif (empty(args) || args[0] == ':') && s:buffer().commit() =~# '^[0-1]\=$' && s:repo().git_chomp_in_tree('ls-files', '--unmerged', '--', s:buffer().path()) !=# ''
-    let vert = empty(a:vert) ? s:diff_modifier(3) : a:vert
-    let nr = bufnr('')
-    execute 'leftabove '.vert.'split `=fugitive#buffer().repo().translate(s:buffer().expand('':2''))`'
-    execute 'nnoremap <buffer> <silent> dp :diffput '.nr.'<Bar>diffupdate<CR>'
-    call s:diffthis()
-    wincmd p
-    execute 'rightbelow '.vert.'split `=fugitive#buffer().repo().translate(s:buffer().expand('':3''))`'
-    execute 'nnoremap <buffer> <silent> dp :diffput '.nr.'<Bar>diffupdate<CR>'
-    call s:diffthis()
-    wincmd p
-    call s:diffthis()
-    return post
-  elseif len(args)
-    let arg = join(args, ' ')
-    if arg ==# ''
-      return post
-    elseif arg ==# '/'
-      let file = s:buffer().path('/')
-    elseif arg ==# ':'
-      let file = s:buffer().path(':0:')
-    elseif arg =~# '^:/.'
-      try
-        let file = s:repo().rev_parse(arg).s:buffer().path(':')
-      catch /^fugitive:/
-        return 'echoerr v:errmsg'
-      endtry
-    else
-      let file = s:buffer().expand(arg)
-    endif
-    if file !~# ':' && file !~# '^/' && s:repo().git_chomp('cat-file','-t',file) =~# '^\%(tag\|commit\)$'
-      let file = file.s:buffer().path(':')
-    endif
-  else
-    let file = s:buffer().path(s:buffer().commit() == '' ? ':0:' : '/')
-  endif
-  try
-    let spec = s:repo().translate(file)
-    let commit = matchstr(spec,'\C[^:/]//\zs\x\+')
-    let restore = s:diff_restore()
-    if exists('+cursorbind')
-      setlocal cursorbind
-    endif
-    let w:fugitive_diff_restore = restore
-    if s:buffer().compare_age(commit) < 0
-      execute 'rightbelow '.vert.'diffsplit '.s:fnameescape(spec)
-    else
-      execute 'leftabove '.vert.'diffsplit '.s:fnameescape(spec)
-    endif
-    let &l:readonly = &l:readonly
-    redraw
-    let w:fugitive_diff_restore = restore
-    let winnr = winnr()
-    if getwinvar('#', '&diff')
-      wincmd p
-      if !a:keepfocus
-        call feedkeys(winnr."\<C-W>w", 'n')
-      endif
-    endif
-    return post
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-" Section: Gmove, Gremove
-
-function! s:Move(force,destination) abort
-  if a:destination =~# '^/'
-    let destination = a:destination[1:-1]
-  else
-    let destination = s:shellslash(fnamemodify(s:sub(a:destination,'[%#]%(:\w)*','\=expand(submatch(0))'),':p'))
-    if destination[0:strlen(s:repo().tree())] ==# s:repo().tree('')
-      let destination = destination[strlen(s:repo().tree('')):-1]
-    endif
-  endif
-  if isdirectory(s:buffer().spec())
-    " Work around Vim parser idiosyncrasy
-    let discarded = s:buffer().setvar('&swapfile',0)
-  endif
-  let message = call(s:repo().git_chomp_in_tree,['mv']+(a:force ? ['-f'] : [])+['--', s:buffer().path(), destination], s:repo())
-  if v:shell_error
-    let v:errmsg = 'fugitive: '.message
-    return 'echoerr v:errmsg'
-  endif
-  let destination = s:repo().tree(destination)
-  if isdirectory(destination)
-    let destination = fnamemodify(s:sub(destination,'/$','').'/'.expand('%:t'),':.')
-  endif
-  call fugitive#reload_status()
-  if s:buffer().commit() == ''
-    if isdirectory(destination)
-      return 'keepalt edit '.s:fnameescape(destination)
-    else
-      return 'keepalt saveas! '.s:fnameescape(destination)
-    endif
-  else
-    return 'file '.s:fnameescape(s:repo().translate(':0:'.destination))
-  endif
-endfunction
-
-function! s:MoveComplete(A,L,P) abort
-  if a:A =~ '^/'
-    return s:repo().superglob(a:A)
-  else
-    let matches = split(glob(a:A.'*'),"\n")
-    call map(matches,'v:val !~ "/$" && isdirectory(v:val) ? v:val."/" : v:val')
-    return matches
-  endif
-endfunction
-
-function! s:Remove(force) abort
-  if s:buffer().commit() ==# ''
-    let cmd = ['rm']
-  elseif s:buffer().commit() ==# '0'
-    let cmd = ['rm','--cached']
-  else
-    let v:errmsg = 'fugitive: rm not supported here'
-    return 'echoerr v:errmsg'
-  endif
-  if a:force
-    let cmd += ['--force']
-  endif
-  let message = call(s:repo().git_chomp_in_tree,cmd+['--',s:buffer().path()],s:repo())
-  if v:shell_error
-    let v:errmsg = 'fugitive: '.s:sub(message,'error:.*\zs\n\(.*-f.*',' (add ! to force)')
-    return 'echoerr '.string(v:errmsg)
-  else
-    call fugitive#reload_status()
-    return 'edit'.(a:force ? '!' : '')
-  endif
-endfunction
-
-augroup fugitive_remove
-  autocmd!
-  autocmd User Fugitive if s:buffer().commit() =~# '^0\=$' |
-        \ exe "command! -buffer -bar -bang -nargs=1 -complete=customlist,s:MoveComplete Gmove :execute s:Move(<bang>0,<q-args>)" |
-        \ exe "command! -buffer -bar -bang Gremove :execute s:Remove(<bang>0)" |
-        \ endif
-augroup END
-
-" Section: Gblame
-
-augroup fugitive_blame
-  autocmd!
-  autocmd BufReadPost *.fugitiveblame setfiletype fugitiveblame
-  autocmd FileType fugitiveblame setlocal nomodeline | if exists('b:git_dir') | let &l:keywordprg = s:repo().keywordprg() | endif
-  autocmd Syntax fugitiveblame call s:BlameSyntax()
-  autocmd User Fugitive if s:buffer().type('file', 'blob') | exe "command! -buffer -bar -bang -range=0 -nargs=* Gblame :execute s:Blame(<bang>0,<line1>,<line2>,<count>,[<f-args>])" | endif
-  autocmd ColorScheme,GUIEnter * call s:RehighlightBlame()
-augroup END
-
-function! s:linechars(pattern) abort
-  let chars = strlen(s:gsub(matchstr(getline('.'), a:pattern), '.', '.'))
-  if exists('*synconcealed') && &conceallevel > 1
-    for col in range(1, chars)
-      let chars -= synconcealed(line('.'), col)[0]
-    endfor
-  endif
-  return chars
-endfunction
-
-function! s:Blame(bang,line1,line2,count,args) abort
-  if exists('b:fugitive_blamed_bufnr')
-    return 'bdelete'
-  endif
-  try
-    if s:buffer().path() == ''
-      call s:throw('file or blob required')
-    endif
-    if filter(copy(a:args),'v:val !~# "^\\%(--root\|--show-name\\|-\\=\\%([ltfnsew]\\|[MC]\\d*\\)\\+\\)$"') != []
-      call s:throw('unsupported option')
-    endif
-    call map(a:args,'s:sub(v:val,"^\\ze[^-]","-")')
-    let cmd = ['--no-pager', 'blame', '--show-number'] + a:args
-    if s:buffer().commit() =~# '\D\|..'
-      let cmd += [s:buffer().commit()]
-    else
-      let cmd += ['--contents', '-']
-    endif
-    let cmd += ['--', s:buffer().path()]
-    let basecmd = escape(call(s:repo().git_command,cmd,s:repo()),'!')
-    try
-      let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-      if !s:repo().bare()
-        let dir = getcwd()
-        execute cd.'`=s:repo().tree()`'
-      endif
-      if a:count
-        execute 'write !'.substitute(basecmd,' blame ',' blame -L '.a:line1.','.a:line2.' ','g')
-      else
-        let error = resolve(tempname())
-        let temp = error.'.fugitiveblame'
-        if &shell =~# 'csh'
-          silent! execute '%write !('.basecmd.' > '.temp.') >& '.error
-        else
-          silent! execute '%write !'.basecmd.' > '.temp.' 2> '.error
-        endif
-        if exists('l:dir')
-          execute cd.'`=dir`'
-          unlet dir
-        endif
-        if v:shell_error
-          call s:throw(join(readfile(error),"\n"))
-        endif
-        for winnr in range(winnr('$'),1,-1)
-          call setwinvar(winnr, '&scrollbind', 0)
-          if exists('+cursorbind')
-            call setwinvar(winnr, '&cursorbind', 0)
-          endif
-          if getbufvar(winbufnr(winnr), 'fugitive_blamed_bufnr')
-            execute winbufnr(winnr).'bdelete'
-          endif
-        endfor
-        let bufnr = bufnr('')
-        let restore = 'call setwinvar(bufwinnr('.bufnr.'),"&scrollbind",0)'
-        if exists('+cursorbind')
-          let restore .= '|call setwinvar(bufwinnr('.bufnr.'),"&cursorbind",0)'
-        endif
-        if &l:wrap
-          let restore .= '|call setwinvar(bufwinnr('.bufnr.'),"&wrap",1)'
-        endif
-        if &l:foldenable
-          let restore .= '|call setwinvar(bufwinnr('.bufnr.'),"&foldenable",1)'
-        endif
-        setlocal scrollbind nowrap nofoldenable
-        if exists('+cursorbind')
-          setlocal cursorbind
-        endif
-        let top = line('w0') + &scrolloff
-        let current = line('.')
-        let s:temp_files[s:cpath(temp)] = { 'dir': s:repo().dir(), 'args': cmd }
-        exe 'keepalt leftabove vsplit '.temp
-        let b:fugitive_blamed_bufnr = bufnr
-        let w:fugitive_leave = restore
-        let b:fugitive_blame_arguments = join(a:args,' ')
-        execute top
-        normal! zt
-        execute current
-        if exists('+cursorbind')
-          setlocal cursorbind
-        endif
-        setlocal nomodified nomodifiable nonumber scrollbind nowrap foldcolumn=0 nofoldenable winfixwidth filetype=fugitiveblame
-        if exists('+concealcursor')
-          setlocal concealcursor=nc conceallevel=2
-        endif
-        if exists('+relativenumber')
-          setlocal norelativenumber
-        endif
-        execute "vertical resize ".(s:linechars('.\{-\}\ze\s\+\d\+)')+1)
-        nnoremap <buffer> <silent> <F1> :help fugitive-:Gblame<CR>
-        nnoremap <buffer> <silent> g?   :help fugitive-:Gblame<CR>
-        nnoremap <buffer> <silent> q    :exe substitute(bufwinnr(b:fugitive_blamed_bufnr).' wincmd w<Bar>'.bufnr('').'bdelete','^-1','','')<CR>
-        nnoremap <buffer> <silent> gq   :exe substitute(bufwinnr(b:fugitive_blamed_bufnr).' wincmd w<Bar>'.bufnr('').'bdelete<Bar>if expand("%:p") =~# "^fugitive:[\\/][\\/]"<Bar>Gedit<Bar>endif','^-1','','')<CR>
-        nnoremap <buffer> <silent> <CR> :<C-U>exe <SID>BlameCommit("exe 'norm q'<Bar>edit")<CR>
-        nnoremap <buffer> <silent> -    :<C-U>exe <SID>BlameJump('')<CR>
-        nnoremap <buffer> <silent> P    :<C-U>exe <SID>BlameJump('^'.v:count1)<CR>
-        nnoremap <buffer> <silent> ~    :<C-U>exe <SID>BlameJump('~'.v:count1)<CR>
-        nnoremap <buffer> <silent> i    :<C-U>exe <SID>BlameCommit("exe 'norm q'<Bar>edit")<CR>
-        nnoremap <buffer> <silent> o    :<C-U>exe <SID>BlameCommit((&splitbelow ? "botright" : "topleft")." split")<CR>
-        nnoremap <buffer> <silent> O    :<C-U>exe <SID>BlameCommit("tabedit")<CR>
-        nnoremap <buffer> <silent> A    :<C-u>exe "vertical resize ".(<SID>linechars('.\{-\}\ze [0-9:/+-][0-9:/+ -]* \d\+)')+1+v:count)<CR>
-        nnoremap <buffer> <silent> C    :<C-u>exe "vertical resize ".(<SID>linechars('^\S\+')+1+v:count)<CR>
-        nnoremap <buffer> <silent> D    :<C-u>exe "vertical resize ".(<SID>linechars('.\{-\}\ze\d\ze\s\+\d\+)')+1-v:count)<CR>
-        redraw
-        syncbind
-      endif
-    finally
-      if exists('l:dir')
-        execute cd.'`=dir`'
-      endif
-    endtry
-    return ''
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-function! s:BlameCommit(cmd) abort
-  let cmd = s:Edit(a:cmd, 0, matchstr(getline('.'),'\x\+'))
-  if cmd =~# '^echoerr'
-    return cmd
-  endif
-  let lnum = matchstr(getline('.'),' \zs\d\+\ze\s\+[([:digit:]]')
-  let path = matchstr(getline('.'),'^\^\=\x\+\s\+\zs.\{-\}\ze\s*\d\+ ')
-  if path ==# ''
-    let path = s:buffer(b:fugitive_blamed_bufnr).path()
-  endif
-  execute cmd
-  if search('^diff .* b/\M'.escape(path,'\').'$','W')
-    call search('^+++')
-    let head = line('.')
-    while search('^@@ \|^diff ') && getline('.') =~# '^@@ '
-      let top = +matchstr(getline('.'),' +\zs\d\+')
-      let len = +matchstr(getline('.'),' +\d\+,\zs\d\+')
-      if lnum >= top && lnum <= top + len
-        let offset = lnum - top
-        if &scrolloff
-          +
-          normal! zt
-        else
-          normal! zt
-          +
-        endif
-        while offset > 0 && line('.') < line('$')
-          +
-          if getline('.') =~# '^[ +]'
-            let offset -= 1
-          endif
-        endwhile
-        return 'normal! zv'
-      endif
-    endwhile
-    execute head
-    normal! zt
-  endif
-  return ''
-endfunction
-
-function! s:BlameJump(suffix) abort
-  let commit = matchstr(getline('.'),'^\^\=\zs\x\+')
-  if commit =~# '^0\+$'
-    let commit = ':0'
-  endif
-  let lnum = matchstr(getline('.'),' \zs\d\+\ze\s\+[([:digit:]]')
-  let path = matchstr(getline('.'),'^\^\=\x\+\s\+\zs.\{-\}\ze\s*\d\+ ')
-  if path ==# ''
-    let path = s:buffer(b:fugitive_blamed_bufnr).path()
-  endif
-  let args = b:fugitive_blame_arguments
-  let offset = line('.') - line('w0')
-  let bufnr = bufnr('%')
-  let winnr = bufwinnr(b:fugitive_blamed_bufnr)
-  if winnr > 0
-    exe winnr.'wincmd w'
-  endif
-  execute s:Edit('edit', 0, commit.a:suffix.':'.path)
-  execute lnum
-  if winnr > 0
-    exe bufnr.'bdelete'
-  endif
-  if exists(':Gblame')
-    execute 'Gblame '.args
-    execute lnum
-    let delta = line('.') - line('w0') - offset
-    if delta > 0
-      execute 'normal! '.delta."\<C-E>"
-    elseif delta < 0
-      execute 'normal! '.(-delta)."\<C-Y>"
-    endif
-    syncbind
-  endif
-  return ''
-endfunction
-
-let s:hash_colors = {}
-
-function! s:BlameSyntax() abort
-  let b:current_syntax = 'fugitiveblame'
-  let conceal = has('conceal') ? ' conceal' : ''
-  let arg = exists('b:fugitive_blame_arguments') ? b:fugitive_blame_arguments : ''
-  syn match FugitiveblameBoundary "^\^"
-  syn match FugitiveblameBlank                      "^\s\+\s\@=" nextgroup=FugitiveblameAnnotation,fugitiveblameOriginalFile,FugitiveblameOriginalLineNumber skipwhite
-  syn match FugitiveblameHash       "\%(^\^\=\)\@<=\x\{7,40\}\>" nextgroup=FugitiveblameAnnotation,FugitiveblameOriginalLineNumber,fugitiveblameOriginalFile skipwhite
-  syn match FugitiveblameUncommitted "\%(^\^\=\)\@<=0\{7,40\}\>" nextgroup=FugitiveblameAnnotation,FugitiveblameOriginalLineNumber,fugitiveblameOriginalFile skipwhite
-  syn region FugitiveblameAnnotation matchgroup=FugitiveblameDelimiter start="(" end="\%( \d\+\)\@<=)" contained keepend oneline
-  syn match FugitiveblameTime "[0-9:/+-][0-9:/+ -]*[0-9:/+-]\%( \+\d\+)\)\@=" contained containedin=FugitiveblameAnnotation
-  exec 'syn match FugitiveblameLineNumber         " *\d\+)\@=" contained containedin=FugitiveblameAnnotation'.conceal
-  exec 'syn match FugitiveblameOriginalFile       " \%(\f\+\D\@<=\|\D\@=\f\+\)\%(\%(\s\+\d\+\)\=\s\%((\|\s*\d\+)\)\)\@=" contained nextgroup=FugitiveblameOriginalLineNumber,FugitiveblameAnnotation skipwhite'.(arg =~# 'f' ? '' : conceal)
-  exec 'syn match FugitiveblameOriginalLineNumber " *\d\+\%(\s(\)\@=" contained nextgroup=FugitiveblameAnnotation skipwhite'.(arg =~# 'n' ? '' : conceal)
-  exec 'syn match FugitiveblameOriginalLineNumber " *\d\+\%(\s\+\d\+)\)\@=" contained nextgroup=FugitiveblameShort skipwhite'.(arg =~# 'n' ? '' : conceal)
-  syn match FugitiveblameShort              " \d\+)" contained contains=FugitiveblameLineNumber
-  syn match FugitiveblameNotCommittedYet "(\@<=Not Committed Yet\>" contained containedin=FugitiveblameAnnotation
-  hi def link FugitiveblameBoundary           Keyword
-  hi def link FugitiveblameHash               Identifier
-  hi def link FugitiveblameUncommitted        Ignore
-  hi def link FugitiveblameTime               PreProc
-  hi def link FugitiveblameLineNumber         Number
-  hi def link FugitiveblameOriginalFile       String
-  hi def link FugitiveblameOriginalLineNumber Float
-  hi def link FugitiveblameShort              FugitiveblameDelimiter
-  hi def link FugitiveblameDelimiter          Delimiter
-  hi def link FugitiveblameNotCommittedYet    Comment
-  let seen = {}
-  for lnum in range(1, line('$'))
-    let hash = matchstr(getline(lnum), '^\^\=\zs\x\{6\}')
-    if hash ==# '' || hash ==# '000000' || has_key(seen, hash)
-      continue
-    endif
-    let seen[hash] = 1
-    if &t_Co > 16 && exists('g:CSApprox_loaded')
-          \ && empty(get(s:hash_colors, hash))
-      let [s, r, g, b; __] = map(matchlist(hash, '\(\x\x\)\(\x\x\)\(\x\x\)'), 'str2nr(v:val,16)')
-      let color = csapprox#per_component#Approximate(r, g, b)
-      if color == 16 && &background ==# 'dark'
-        let color = 8
-      endif
-      let s:hash_colors[hash] = ' ctermfg='.color
-    else
-      let s:hash_colors[hash] = ''
-    endif
-    exe 'syn match FugitiveblameHash'.hash.'       "\%(^\^\=\)\@<='.hash.'\x\{1,34\}\>" nextgroup=FugitiveblameAnnotation,FugitiveblameOriginalLineNumber,fugitiveblameOriginalFile skipwhite'
-  endfor
-  call s:RehighlightBlame()
-endfunction
-
-function! s:RehighlightBlame() abort
-  for [hash, cterm] in items(s:hash_colors)
-    if !empty(cterm) || has('gui_running')
-      exe 'hi FugitiveblameHash'.hash.' guifg=#'.hash.get(s:hash_colors, hash, '')
-    else
-      exe 'hi link FugitiveblameHash'.hash.' Identifier'
-    endif
-  endfor
-endfunction
-
-" Section: Gbrowse
-
-call s:command("-bar -bang -range=0 -nargs=* -complete=customlist,s:EditComplete Gbrowse :execute s:Browse(<bang>0,<line1>,<count>,<f-args>)")
-
-function! s:Browse(bang,line1,count,...) abort
-  try
-    let validremote = '\.\|\.\=/.*\|[[:alnum:]_-]\+\%(://.\{-\}\)\='
-    if a:0
-      let remote = matchstr(join(a:000, ' '),'@\zs\%('.validremote.'\)$')
-      let rev = substitute(join(a:000, ' '),'@\%('.validremote.'\)$','','')
-    else
-      let remote = ''
-      let rev = ''
-    endif
-    if rev ==# ''
-      let expanded = s:buffer().rev()
-    elseif rev ==# ':'
-      let expanded = s:buffer().path('/')
-    else
-      let expanded = s:buffer().expand(rev)
-    endif
-    let full = s:repo().translate(expanded)
-    let commit = ''
-    if full =~# '^fugitive://'
-      let commit = matchstr(full,'://.*//\zs\w\w\+')
-      let path = matchstr(full,'://.*//\w\+\zs/.*')
-      if commit =~ '..'
-        let type = s:repo().git_chomp('cat-file','-t',commit.s:sub(path,'^/',':'))
-        let branch = matchstr(expanded, '^[^:]*')
-      else
-        let type = 'blob'
-      endif
-      let path = path[1:-1]
-    elseif s:repo().bare()
-      let path = '.git/' . full[strlen(s:repo().dir())+1:-1]
-      let type = ''
-    else
-      let path = full[strlen(s:repo().tree())+1:-1]
-      if path =~# '^\.git/'
-        let type = ''
-      elseif isdirectory(full)
-        let type = 'tree'
-      else
-        let type = 'blob'
-      endif
-    endif
-    if type ==# 'tree' && !empty(path)
-      let path = s:sub(path, '/\=$', '/')
-    endif
-    if path =~# '^\.git/.*HEAD' && filereadable(s:repo().dir(path[5:-1]))
-      let body = readfile(s:repo().dir(path[5:-1]))[0]
-      if body =~# '^\x\{40\}$'
-        let commit = body
-        let type = 'commit'
-        let path = ''
-      elseif body =~# '^ref: refs/'
-        let path = '.git/' . matchstr(body,'ref: \zs.*')
-      endif
-    endif
-
-    let merge = ''
-    if path =~# '^\.git/refs/remotes/.'
-      if empty(remote)
-        let remote = matchstr(path, '^\.git/refs/remotes/\zs[^/]\+')
-      endif
-      let merge = matchstr(path, '^\.git/refs/remotes/[^/]\+/\zs.\+')
-      let branch = ''
-      let path = '.git/refs/heads/'.merge
-    elseif path =~# '^\.git/refs/heads/.'
-      let branch = path[16:-1]
-    elseif !exists('branch')
-      let branch = s:repo().head()
-    endif
-    if !empty(branch)
-      let r = s:repo().git_chomp('config','branch.'.branch.'.remote')
-      let m = s:repo().git_chomp('config','branch.'.branch.'.merge')[11:-1]
-      if r ==# '.' && !empty(m)
-        let r2 = s:repo().git_chomp('config','branch.'.m.'.remote')
-        if r2 !~# '^\.\=$'
-          let r = r2
-          let m = s:repo().git_chomp('config','branch.'.m.'.merge')[11:-1]
-        endif
-      endif
-      if empty(remote)
-        let remote = r
-      endif
-      if r ==# '.' || r ==# remote
-        let merge = m
-        if path =~# '^\.git/refs/heads/.'
-          let path = '.git/refs/heads/'.merge
-        endif
-      endif
-    endif
-
-    if empty(commit) && path !~# '^\.git/'
-      if a:line1 && !a:count && !empty(merge)
-        let commit = merge
-      else
-        let commit = s:repo().rev_parse('HEAD')
-      endif
-    endif
-
-    if empty(remote)
-      let remote = '.'
-      let raw = s:repo().git_chomp('config','remote.origin.url')
-    else
-      let raw = s:repo().git_chomp('config','remote.'.remote.'.url')
-    endif
-    if raw ==# ''
-      let raw = remote
-    endif
-
-    for Handler in g:fugitive_browse_handlers
-      let url = call(Handler, [{
-            \ 'repo': s:repo(),
-            \ 'remote': raw,
-            \ 'revision': 'No longer provided',
-            \ 'commit': commit,
-            \ 'path': path,
-            \ 'type': type,
-            \ 'line1': a:count > 0 ? a:line1 : 0,
-            \ 'line2': a:count > 0 ? a:count : 0}])
-      if !empty(url)
-        break
-      endif
-    endfor
-
-    if empty(url) && raw ==# '.'
-      call s:throw("Instaweb failed to start")
-    elseif empty(url)
-      call s:throw('"'.remote."' is not a supported remote")
-    endif
-
-    let url = s:gsub(url, '[ <>]', '\="%".printf("%02X",char2nr(submatch(0)))')
-    if a:bang
-      if has('clipboard')
-        let @+ = url
-      endif
-      return 'echomsg '.string(url)
-    elseif exists(':Browse') == 2
-      return 'echomsg '.string(url).'|Browse '.url
-    else
-      if !exists('g:loaded_netrw')
-        runtime! autoload/netrw.vim
-      endif
-      if exists('*netrw#BrowseX')
-        return 'echomsg '.string(url).'|call netrw#BrowseX('.string(url).', 0)'
-      else
-        return 'echomsg '.string(url).'|call netrw#NetrwBrowseX('.string(url).', 0)'
-      endif
-    endif
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-function! s:github_url(opts, ...) abort
-  if a:0 || type(a:opts) != type({})
-    return ''
-  endif
-  let domain_pattern = 'github\.com'
-  let domains = exists('g:fugitive_github_domains') ? g:fugitive_github_domains : []
-  for domain in domains
-    let domain_pattern .= '\|' . escape(split(domain, '://')[-1], '.')
-  endfor
-  let repo = matchstr(get(a:opts, 'remote'), '^\%(https\=://\|git://\|git@\)\=\zs\('.domain_pattern.'\)[/:].\{-\}\ze\%(\.git\)\=$')
-  if repo ==# ''
-    return ''
-  endif
-  let path = substitute(a:opts.path, '^/', '', '')
-  if index(domains, 'http://' . matchstr(repo, '^[^:/]*')) >= 0
-    let root = 'http://' . s:sub(repo,':','/')
-  else
-    let root = 'https://' . s:sub(repo,':','/')
-  endif
-  if path =~# '^\.git/refs/heads/'
-    let branch = a:opts.repo.git_chomp('config','branch.'.path[16:-1].'.merge')[11:-1]
-    if branch ==# ''
-      return root . '/commits/' . path[16:-1]
-    else
-      return root . '/commits/' . branch
-    endif
-  elseif path =~# '^\.git/refs/tags/'
-    return root . '/releases/tag/' . path[15:-1]
-  elseif path =~# '^\.git/refs/remotes/[^/]\+/.'
-    return root . '/commits/' . matchstr(path,'remotes/[^/]\+/\zs.*')
-  elseif path =~# '.git/\%(config$\|hooks\>\)'
-    return root . '/admin'
-  elseif path =~# '^\.git\>'
-    return root
-  endif
-  if a:opts.commit =~# '^\d\=$'
-    let commit = a:opts.repo.rev_parse('HEAD')
-  else
-    let commit = a:opts.commit
-  endif
-  if get(a:opts, 'type', '') ==# 'tree' || a:opts.path =~# '/$'
-    let url = substitute(root . '/tree/' . commit . '/' . path, '/$', '', 'g')
-  elseif get(a:opts, 'type', '') ==# 'blob' || a:opts.path =~# '[^/]$'
-    let url = root . '/blob/' . commit . '/' . path
-    if get(a:opts, 'line2') && a:opts.line1 == a:opts.line2
-      let url .= '#L' . a:opts.line1
-    elseif get(a:opts, 'line2')
-      let url .= '#L' . a:opts.line1 . '-L' . a:opts.line2
-    endif
-  else
-    let url = root . '/commit/' . commit
-  endif
-  return url
-endfunction
-
-function! s:instaweb_url(opts) abort
-  if a:opts.remote !=# '.'
-    return ''
-  endif
-  let output = a:opts.repo.git_chomp('instaweb','-b','unknown')
-  if output =~# 'http://'
-    let root = matchstr(output,'http://.*').'/?p='.fnamemodify(a:opts.repo.dir(),':t')
-  else
-    return ''
-  endif
-  if a:opts.path =~# '^\.git/refs/.'
-    return root . ';a=shortlog;h=' . matchstr(a:opts.path,'^\.git/\zs.*')
-  elseif a:opts.path =~# '^\.git\>'
-    return root
-  endif
-  let url = root
-  if a:opts.commit =~# '^\x\{40\}$'
-    if a:opts.type ==# 'commit'
-      let url .= ';a=commit'
-    endif
-    let url .= ';h=' . a:opts.repo.rev_parse(a:opts.commit . (a:opts.path == '' ? '' : ':' . a:opts.path))
-  else
-    if a:opts.type ==# 'blob' && empty(a:opts.commit)
-      let url .= ';h='.a:opts.repo.git_chomp('hash-object', '-w', a:opts.path)
-    else
-      try
-        let url .= ';h=' . a:opts.repo.rev_parse((a:opts.commit == '' ? 'HEAD' : ':' . a:opts.commit) . ':' . a:opts.path)
-      catch /^fugitive:/
-        call s:throw('fugitive: cannot browse uncommitted file')
-      endtry
-    endif
-    let root .= ';hb=' . matchstr(a:opts.repo.head_ref(),'[^ ]\+$')
-  endif
-  if a:opts.path !=# ''
-    let url .= ';f=' . a:opts.path
-  endif
-  if get(a:opts, 'line1')
-    let url .= '#l' . a:opts.line1
-  endif
-  return url
-endfunction
-
-if !exists('g:fugitive_browse_handlers')
-  let g:fugitive_browse_handlers = []
-endif
-
-call extend(g:fugitive_browse_handlers,
-      \ [s:function('s:github_url'), s:function('s:instaweb_url')])
-
-" Section: File access
-
-function! s:ReplaceCmd(cmd,...) abort
-  let fn = expand('%:p')
-  let tmp = tempname()
-  let prefix = ''
-  try
-    if a:0 && a:1 != ''
-      if s:winshell()
-        let old_index = $GIT_INDEX_FILE
-        let $GIT_INDEX_FILE = a:1
-      else
-        let prefix = 'env GIT_INDEX_FILE='.s:shellesc(a:1).' '
-      endif
-    endif
-    let redir = ' > '.tmp
-    if &shellpipe =~ '2>&1'
-      let redir .= ' 2>&1'
-    endif
-    if s:winshell()
-      let cmd_escape_char = &shellxquote == '(' ?  '^' : '^^^'
-      call system('cmd /c "'.prefix.s:gsub(a:cmd,'[<>]', cmd_escape_char.'&').redir.'"')
-    elseif &shell =~# 'fish'
-      call system(' begin;'.prefix.a:cmd.redir.';end ')
-    else
-      call system(' ('.prefix.a:cmd.redir.') ')
-    endif
-  finally
-    if exists('old_index')
-      let $GIT_INDEX_FILE = old_index
-    endif
-  endtry
-  silent exe 'keepalt file '.tmp
-  try
-    silent edit!
-  finally
-    try
-      silent exe 'keepalt file '.s:fnameescape(fn)
-    catch /^Vim\%((\a\+)\)\=:E302/
-    endtry
-    call delete(tmp)
-    if fnamemodify(bufname('$'), ':p') ==# tmp
-      silent execute 'bwipeout '.bufnr('$')
-    endif
-    silent exe 'doau BufReadPost '.s:fnameescape(fn)
-  endtry
-endfunction
-
-function! s:BufReadIndex() abort
-  if !exists('b:fugitive_display_format')
-    let b:fugitive_display_format = filereadable(expand('%').'.lock')
-  endif
-  let b:fugitive_display_format = b:fugitive_display_format % 2
-  let b:fugitive_type = 'index'
-  try
-    let b:git_dir = s:repo().dir()
-    setlocal noro ma nomodeline
-    if fnamemodify($GIT_INDEX_FILE !=# '' ? $GIT_INDEX_FILE : b:git_dir . '/index', ':p') ==# expand('%:p')
-      let index = ''
-    else
-      let index = expand('%:p')
-    endif
-    if b:fugitive_display_format
-      call s:ReplaceCmd(s:repo().git_command('ls-files','--stage'),index)
-      set ft=git nospell
-    else
-      let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
-      let dir = getcwd()
-      if fugitive#git_version() =~# '^0\|^1\.[1-7]\.'
-        let cmd = s:repo().git_command('status')
-      else
-        let cmd = s:repo().git_command(
-              \ '-c', 'status.displayCommentPrefix=true',
-              \ '-c', 'color.status=false',
-              \ '-c', 'status.short=false',
-              \ 'status')
-      endif
-      try
-        execute cd.'`=s:repo().tree()`'
-        call s:ReplaceCmd(cmd, index)
-      finally
-        execute cd.'`=dir`'
-      endtry
-      set ft=gitcommit
-      set foldtext=fugitive#foldtext()
-    endif
-    setlocal ro noma nomod noswapfile
-    if &bufhidden ==# ''
-      setlocal bufhidden=delete
-    endif
-    call s:JumpInit()
-    nunmap   <buffer>          P
-    nunmap   <buffer>          ~
-    nnoremap <buffer> <silent> <C-N> :<C-U>execute <SID>StageNext(v:count1)<CR>
-    nnoremap <buffer> <silent> <C-P> :<C-U>execute <SID>StagePrevious(v:count1)<CR>
-    nnoremap <buffer> <silent> - :<C-U>silent execute <SID>StageToggle(line('.'),line('.')+v:count1-1)<CR>
-    xnoremap <buffer> <silent> - :<C-U>silent execute <SID>StageToggle(line("'<"),line("'>"))<CR>
-    nnoremap <buffer> <silent> a :<C-U>let b:fugitive_display_format += 1<Bar>exe <SID>BufReadIndex()<CR>
-    nnoremap <buffer> <silent> i :<C-U>let b:fugitive_display_format -= 1<Bar>exe <SID>BufReadIndex()<CR>
-    nnoremap <buffer> <silent> C :<C-U>Gcommit<CR>
-    nnoremap <buffer> <silent> cA :<C-U>Gcommit --amend --reuse-message=HEAD<CR>
-    nnoremap <buffer> <silent> ca :<C-U>Gcommit --amend<CR>
-    nnoremap <buffer> <silent> cc :<C-U>Gcommit<CR>
-    nnoremap <buffer> <silent> cva :<C-U>Gcommit --amend --verbose<CR>
-    nnoremap <buffer> <silent> cvc :<C-U>Gcommit --verbose<CR>
-    nnoremap <buffer> <silent> D :<C-U>execute <SID>StageDiff('Gdiff')<CR>
-    nnoremap <buffer> <silent> dd :<C-U>execute <SID>StageDiff('Gdiff')<CR>
-    nnoremap <buffer> <silent> dh :<C-U>execute <SID>StageDiff('Gsdiff')<CR>
-    nnoremap <buffer> <silent> ds :<C-U>execute <SID>StageDiff('Gsdiff')<CR>
-    nnoremap <buffer> <silent> dp :<C-U>execute <SID>StageDiffEdit()<CR>
-    nnoremap <buffer> <silent> dv :<C-U>execute <SID>StageDiff('Gvdiff')<CR>
-    nnoremap <buffer> <silent> p :<C-U>execute <SID>StagePatch(line('.'),line('.')+v:count1-1)<CR>
-    xnoremap <buffer> <silent> p :<C-U>execute <SID>StagePatch(line("'<"),line("'>"))<CR>
-    nnoremap <buffer> <silent> P :<C-U>execute <SID>StagePatch(line('.'),line('.')+v:count1-1)<CR>
-    xnoremap <buffer> <silent> P :<C-U>execute <SID>StagePatch(line("'<"),line("'>"))<CR>
-    nnoremap <buffer> <silent> q :<C-U>if bufnr('$') == 1<Bar>quit<Bar>else<Bar>bdelete<Bar>endif<CR>
-    nnoremap <buffer> <silent> r :<C-U>edit<CR>
-    nnoremap <buffer> <silent> R :<C-U>edit<CR>
-    nnoremap <buffer> <silent> U :<C-U>execute <SID>StageUndo()<CR>
-    nnoremap <buffer> <silent> g?   :help fugitive-:Gstatus<CR>
-    nnoremap <buffer> <silent> <F1> :help fugitive-:Gstatus<CR>
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-function! s:FileRead() abort
-  try
-    let repo = s:repo(fugitive#extract_git_dir(expand('<amatch>')))
-    let path = s:sub(s:sub(matchstr(expand('<amatch>'),'fugitive://.\{-\}//\zs.*'),'/',':'),'^\d:',':&')
-    let hash = repo.rev_parse(path)
-    if path =~ '^:'
-      let type = 'blob'
-    else
-      let type = repo.git_chomp('cat-file','-t',hash)
-    endif
-    " TODO: use count, if possible
-    return "read !".escape(repo.git_command('cat-file',type,hash),'%#\')
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-function! s:BufReadIndexFile() abort
-  try
-    let b:fugitive_type = 'blob'
-    let b:git_dir = s:repo().dir()
-    try
-      call s:ReplaceCmd(s:repo().git_command('cat-file','blob',s:buffer().sha1()))
-    finally
-      if &bufhidden ==# ''
-        setlocal bufhidden=delete
-      endif
-      setlocal noswapfile
-    endtry
-    return ''
-  catch /^fugitive: rev-parse/
-    silent exe 'doau BufNewFile '.s:fnameescape(expand('%:p'))
-    return ''
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-function! s:BufWriteIndexFile() abort
-  let tmp = tempname()
-  try
-    let path = matchstr(expand('<amatch>'),'//\d/\zs.*')
-    let stage = matchstr(expand('<amatch>'),'//\zs\d')
-    silent execute 'write !'.s:repo().git_command('hash-object','-w','--stdin').' > '.tmp
-    let sha1 = readfile(tmp)[0]
-    let old_mode = matchstr(s:repo().git_chomp('ls-files','--stage',path),'^\d\+')
-    if old_mode == ''
-      let old_mode = executable(s:repo().tree(path)) ? '100755' : '100644'
-    endif
-    let info = old_mode.' '.sha1.' '.stage."\t".path
-    call writefile([info],tmp)
-    if s:winshell()
-      let error = system('type '.s:gsub(tmp,'/','\\').'|'.s:repo().git_command('update-index','--index-info'))
-    else
-      let error = system(s:repo().git_command('update-index','--index-info').' < '.tmp)
-    endif
-    if v:shell_error == 0
-      setlocal nomodified
-      if exists('#BufWritePost')
-        execute 'doautocmd BufWritePost '.s:fnameescape(expand('%:p'))
-      endif
-      call fugitive#reload_status()
-      return ''
-    else
-      return 'echoerr '.string('fugitive: '.error)
-    endif
-  finally
-    call delete(tmp)
-  endtry
-endfunction
-
-function! s:BufReadObject() abort
-  try
-    setlocal noro ma
-    let b:git_dir = s:repo().dir()
-    let hash = s:buffer().sha1()
-    if !exists("b:fugitive_type")
-      let b:fugitive_type = s:repo().git_chomp('cat-file','-t',hash)
-    endif
-    if b:fugitive_type !~# '^\%(tag\|commit\|tree\|blob\)$'
-      return "echoerr 'fugitive: unrecognized git type'"
-    endif
-    let firstline = getline('.')
-    if !exists('b:fugitive_display_format') && b:fugitive_type != 'blob'
-      let b:fugitive_display_format = +getbufvar('#','fugitive_display_format')
-    endif
-
-    if b:fugitive_type !=# 'blob'
-      setlocal nomodeline
-    endif
-
-    let pos = getpos('.')
-    silent keepjumps %delete_
-    setlocal endofline
-
-    try
-      if b:fugitive_type ==# 'tree'
-        let b:fugitive_display_format = b:fugitive_display_format % 2
-        if b:fugitive_display_format
-          call s:ReplaceCmd(s:repo().git_command('ls-tree',hash))
-        else
-          call s:ReplaceCmd(s:repo().git_command('show','--no-color',hash))
-        endif
-      elseif b:fugitive_type ==# 'tag'
-        let b:fugitive_display_format = b:fugitive_display_format % 2
-        if b:fugitive_display_format
-          call s:ReplaceCmd(s:repo().git_command('cat-file',b:fugitive_type,hash))
-        else
-          call s:ReplaceCmd(s:repo().git_command('cat-file','-p',hash))
-        endif
-      elseif b:fugitive_type ==# 'commit'
-        let b:fugitive_display_format = b:fugitive_display_format % 2
-        if b:fugitive_display_format
-          call s:ReplaceCmd(s:repo().git_command('cat-file',b:fugitive_type,hash))
-        else
-          call s:ReplaceCmd(s:repo().git_command('show','--no-color','--pretty=format:tree%x20%T%nparent%x20%P%nauthor%x20%an%x20<%ae>%x20%ad%ncommitter%x20%cn%x20<%ce>%x20%cd%nencoding%x20%e%n%n%s%n%n%b',hash))
-          keepjumps call search('^parent ')
-          if getline('.') ==# 'parent '
-            silent keepjumps delete_
-          else
-            silent keepjumps s/\%(^parent\)\@<! /\rparent /ge
-          endif
-          keepjumps let lnum = search('^encoding \%(<unknown>\)\=$','W',line('.')+3)
-          if lnum
-            silent keepjumps delete_
-          end
-          keepjumps 1
-        endif
-      elseif b:fugitive_type ==# 'blob'
-        call s:ReplaceCmd(s:repo().git_command('cat-file',b:fugitive_type,hash))
-        setlocal nomodeline
-      endif
-    finally
-      keepjumps call setpos('.',pos)
-      setlocal ro noma nomod noswapfile
-      if &bufhidden ==# ''
-        setlocal bufhidden=delete
-      endif
-      if b:fugitive_type !=# 'blob'
-        setlocal filetype=git foldmethod=syntax
-        nnoremap <buffer> <silent> a :<C-U>let b:fugitive_display_format += v:count1<Bar>exe <SID>BufReadObject()<CR>
-        nnoremap <buffer> <silent> i :<C-U>let b:fugitive_display_format -= v:count1<Bar>exe <SID>BufReadObject()<CR>
-      else
-        call s:JumpInit()
-      endif
-    endtry
-
-    return ''
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-endfunction
-
-augroup fugitive_files
-  autocmd!
-  autocmd BufReadCmd  index{,.lock}
-        \ if fugitive#is_git_dir(expand('<amatch>:p:h')) |
-        \   exe s:BufReadIndex() |
-        \ elseif filereadable(expand('<amatch>')) |
-        \   read <amatch> |
-        \   1delete |
-        \ endif
-  autocmd FileReadCmd fugitive://**//[0-3]/**          exe s:FileRead()
-  autocmd BufReadCmd  fugitive://**//[0-3]/**          exe s:BufReadIndexFile()
-  autocmd BufWriteCmd fugitive://**//[0-3]/**          exe s:BufWriteIndexFile()
-  autocmd BufReadCmd  fugitive://**//[0-9a-f][0-9a-f]* exe s:BufReadObject()
-  autocmd FileReadCmd fugitive://**//[0-9a-f][0-9a-f]* exe s:FileRead()
-  autocmd FileType git
-        \ if exists('b:git_dir') |
-        \  call s:JumpInit() |
-        \ endif
-  autocmd FileType git,gitcommit,gitrebase
-        \ if exists('b:git_dir') |
-        \   call s:GFInit() |
-        \ endif
-augroup END
-
-" Section: Temp files
-
-if !exists('s:temp_files')
-  let s:temp_files = {}
-endif
-
-augroup fugitive_temp
-  autocmd!
-  autocmd BufNewFile,BufReadPost *
-        \ if has_key(s:temp_files,s:cpath(expand('<afile>:p'))) |
-        \   let b:git_dir = s:temp_files[s:cpath(expand('<afile>:p'))].dir |
-        \   let b:git_type = 'temp' |
-        \   let b:git_args = s:temp_files[s:cpath(expand('<afile>:p'))].args |
-        \   call fugitive#detect(expand('<afile>:p')) |
-        \   setlocal bufhidden=delete nobuflisted |
-        \   nnoremap <buffer> <silent> q    :<C-U>bdelete<CR>|
-        \ endif
-augroup END
-
-" Section: Go to file
-
-nnoremap <SID>: :<C-U><C-R>=v:count ? v:count : ''<CR>
-function! s:GFInit(...) abort
-  cnoremap <buffer> <expr> <Plug><cfile> fugitive#cfile()
-  if !exists('g:fugitive_no_maps') && empty(mapcheck('gf', 'n'))
-    nmap <buffer> <silent> gf          <SID>:find <Plug><cfile><CR>
-    nmap <buffer> <silent> <C-W>f     <SID>:sfind <Plug><cfile><CR>
-    nmap <buffer> <silent> <C-W><C-F> <SID>:sfind <Plug><cfile><CR>
-    nmap <buffer> <silent> <C-W>gf  <SID>:tabfind <Plug><cfile><CR>
-  endif
-endfunction
-
-function! s:JumpInit(...) abort
-  nnoremap <buffer> <silent> <CR>    :<C-U>exe <SID>GF("edit")<CR>
-  if !&modifiable
-    nnoremap <buffer> <silent> o     :<C-U>exe <SID>GF("split")<CR>
-    nnoremap <buffer> <silent> S     :<C-U>exe <SID>GF("vsplit")<CR>
-    nnoremap <buffer> <silent> O     :<C-U>exe <SID>GF("tabedit")<CR>
-    nnoremap <buffer> <silent> -     :<C-U>exe <SID>Edit('edit',0,<SID>buffer().up(v:count1))<Bar> if fugitive#buffer().type('tree')<Bar>call search('^'.escape(expand('#:t'),'.*[]~\').'/\=$','wc')<Bar>endif<CR>
-    nnoremap <buffer> <silent> P     :<C-U>exe <SID>Edit('edit',0,<SID>buffer().commit().'^'.v:count1.<SID>buffer().path(':'))<CR>
-    nnoremap <buffer> <silent> ~     :<C-U>exe <SID>Edit('edit',0,<SID>buffer().commit().'~'.v:count1.<SID>buffer().path(':'))<CR>
-    nnoremap <buffer> <silent> C     :<C-U>exe <SID>Edit('edit',0,<SID>buffer().containing_commit())<CR>
-    nnoremap <buffer> <silent> cc    :<C-U>exe <SID>Edit('edit',0,<SID>buffer().containing_commit())<CR>
-    nnoremap <buffer> <silent> co    :<C-U>exe <SID>Edit('split',0,<SID>buffer().containing_commit())<CR>
-    nnoremap <buffer> <silent> cS    :<C-U>exe <SID>Edit('vsplit',0,<SID>buffer().containing_commit())<CR>
-    nnoremap <buffer> <silent> cO    :<C-U>exe <SID>Edit('tabedit',0,<SID>buffer().containing_commit())<CR>
-    nnoremap <buffer> <silent> cP    :<C-U>exe <SID>Edit('pedit',0,<SID>buffer().containing_commit())<CR>
-    nnoremap <buffer>          .     : <C-R>=fnameescape(<SID>recall())<CR><Home>
-  endif
-endfunction
-
-function! s:cfile() abort
-  try
-    let buffer = s:buffer()
-    let myhash = buffer.sha1()
-    if myhash ==# '' && getline(1) =~# '^\%(commit\|tag\) \w'
-      let myhash = matchstr(getline(1),'^\w\+ \zs\S\+')
-    endif
-
-    if buffer.type('tree')
-      let showtree = (getline(1) =~# '^tree ' && getline(2) == "")
-      if showtree && line('.') > 2
-        return [buffer.commit().':'.s:buffer().path().(buffer.path() =~# '^$\|/$' ? '' : '/').s:sub(getline('.'),'/$','')]
-      elseif getline('.') =~# '^\d\{6\} \l\{3,8\} \x\{40\}\t'
-        return [buffer.commit().':'.s:buffer().path().(buffer.path() =~# '^$\|/$' ? '' : '/').s:sub(matchstr(getline('.'),'\t\zs.*'),'/$','')]
-      endif
-
-    elseif buffer.type('blob')
-      let ref = expand("<cfile>")
-      try
-        let sha1 = buffer.repo().rev_parse(ref)
-      catch /^fugitive:/
-      endtry
-      if exists('sha1')
-        return [ref]
-      endif
-
-    else
-
-      let dcmds = []
-
-      " Index
-      if getline('.') =~# '^\d\{6\} \x\{40\} \d\t'
-        let ref = matchstr(getline('.'),'\x\{40\}')
-        let file = ':'.s:sub(matchstr(getline('.'),'\d\t.*'),'\t',':')
-        return [file]
-
-      elseif getline('.') =~# '^#\trenamed:.* -> '
-        let file = '/'.matchstr(getline('.'),' -> \zs.*')
-        return [file]
-      elseif getline('.') =~# '^#\t\(\k\| \)\+: *.'
-        let file = '/'.matchstr(getline('.'),': *\zs.\{-\}\ze\%( ([^()[:digit:]]\+)\)\=$')
-        return [file]
-      elseif getline('.') =~# '^#\t.'
-        let file = '/'.matchstr(getline('.'),'#\t\zs.*')
-        return [file]
-      elseif getline('.') =~# ': needs merge$'
-        let file = '/'.matchstr(getline('.'),'.*\ze: needs merge$')
-        return [file, 'Gdiff!']
-
-      elseif getline('.') ==# '# Not currently on any branch.'
-        return ['HEAD']
-      elseif getline('.') =~# '^# On branch '
-        let file = 'refs/heads/'.getline('.')[12:]
-        return [file]
-      elseif getline('.') =~# "^# Your branch .*'"
-        let file = matchstr(getline('.'),"'\\zs\\S\\+\\ze'")
-        return [file]
-      endif
-
-      let showtree = (getline(1) =~# '^tree ' && getline(2) == "")
-
-      if getline('.') =~# '^ref: '
-        let ref = strpart(getline('.'),5)
-
-      elseif getline('.') =~# '^commit \x\{40\}\>'
-        let ref = matchstr(getline('.'),'\x\{40\}')
-        return [ref]
-
-      elseif getline('.') =~# '^parent \x\{40\}\>'
-        let ref = matchstr(getline('.'),'\x\{40\}')
-        let line = line('.')
-        let parent = 0
-        while getline(line) =~# '^parent '
-          let parent += 1
-          let line -= 1
-        endwhile
-        return [ref]
-
-      elseif getline('.') =~ '^tree \x\{40\}$'
-        let ref = matchstr(getline('.'),'\x\{40\}')
-        if s:repo().rev_parse(myhash.':') == ref
-          let ref = myhash.':'
-        endif
-        return [ref]
-
-      elseif getline('.') =~# '^object \x\{40\}$' && getline(line('.')+1) =~ '^type \%(commit\|tree\|blob\)$'
-        let ref = matchstr(getline('.'),'\x\{40\}')
-        let type = matchstr(getline(line('.')+1),'type \zs.*')
-
-      elseif getline('.') =~# '^\l\{3,8\} '.myhash.'$'
-        let ref = buffer.rev()
-
-      elseif getline('.') =~# '^\l\{3,8\} \x\{40\}\>'
-        let ref = matchstr(getline('.'),'\x\{40\}')
-        echoerr "warning: unknown context ".matchstr(getline('.'),'^\l*')
-
-      elseif getline('.') =~# '^[+-]\{3\} [ab/]'
-        let ref = getline('.')[4:]
-
-      elseif getline('.') =~# '^[+-]' && search('^@@ -\d\+,\d\+ +\d\+,','bnW')
-        let type = getline('.')[0]
-        let lnum = line('.') - 1
-        let offset = 0
-        while getline(lnum) !~# '^@@ -\d\+,\d\+ +\d\+,'
-          if getline(lnum) =~# '^[ '.type.']'
-            let offset += 1
-          endif
-          let lnum -= 1
-        endwhile
-        let offset += matchstr(getline(lnum), type.'\zs\d\+')
-        let ref = getline(search('^'.type.'\{3\} [ab]/','bnW'))[4:-1]
-        let dcmds = [offset, 'normal!zv']
-
-      elseif getline('.') =~# '^rename from '
-        let ref = 'a/'.getline('.')[12:]
-      elseif getline('.') =~# '^rename to '
-        let ref = 'b/'.getline('.')[10:]
-
-      elseif getline('.') =~# '^@@ -\d\+,\d\+ +\d\+,'
-        let diff = getline(search('^diff --git \%(a/.*\|/dev/null\) \%(b/.*\|/dev/null\)', 'bcnW'))
-        let offset = matchstr(getline('.'), '+\zs\d\+')
-
-        let dref = matchstr(diff, '\Cdiff --git \zs\%(a/.*\|/dev/null\)\ze \%(b/.*\|/dev/null\)')
-        let ref = matchstr(diff, '\Cdiff --git \%(a/.*\|/dev/null\) \zs\%(b/.*\|/dev/null\)')
-        let dcmd = 'Gdiff! +'.offset
-
-      elseif getline('.') =~# '^diff --git \%(a/.*\|/dev/null\) \%(b/.*\|/dev/null\)'
-        let dref = matchstr(getline('.'),'\Cdiff --git \zs\%(a/.*\|/dev/null\)\ze \%(b/.*\|/dev/null\)')
-        let ref = matchstr(getline('.'),'\Cdiff --git \%(a/.*\|/dev/null\) \zs\%(b/.*\|/dev/null\)')
-        let dcmd = 'Gdiff!'
-
-      elseif getline('.') =~# '^index ' && getline(line('.')-1) =~# '^diff --git \%(a/.*\|/dev/null\) \%(b/.*\|/dev/null\)'
-        let line = getline(line('.')-1)
-        let dref = matchstr(line,'\Cdiff --git \zs\%(a/.*\|/dev/null\)\ze \%(b/.*\|/dev/null\)')
-        let ref = matchstr(line,'\Cdiff --git \%(a/.*\|/dev/null\) \zs\%(b/.*\|/dev/null\)')
-        let dcmd = 'Gdiff!'
-
-      elseif line('$') == 1 && getline('.') =~ '^\x\{40\}$'
-        let ref = getline('.')
-
-      elseif expand('<cword>') =~# '^\x\{7,40\}\>'
-        return [expand('<cword>')]
-
-      else
-        let ref = ''
-      endif
-
-      if myhash ==# ''
-        let ref = s:sub(ref,'^a/','HEAD:')
-        let ref = s:sub(ref,'^b/',':0:')
-        if exists('dref')
-          let dref = s:sub(dref,'^a/','HEAD:')
-        endif
-      else
-        let ref = s:sub(ref,'^a/',myhash.'^:')
-        let ref = s:sub(ref,'^b/',myhash.':')
-        if exists('dref')
-          let dref = s:sub(dref,'^a/',myhash.'^:')
-        endif
-      endif
-
-      if ref ==# '/dev/null'
-        " Empty blob
-        let ref = 'e69de29bb2d1d6434b8b29ae775ad8c2e48c5391'
-      endif
-
-      if exists('dref')
-        return [ref, dcmd . ' ' . s:fnameescape(dref)] + dcmds
-      elseif ref != ""
-        return [ref] + dcmds
-      endif
-
-    endif
-    return []
-  endtry
-endfunction
-
-function! s:GF(mode) abort
-  try
-    let results = s:cfile()
-  catch /^fugitive:/
-    return 'echoerr v:errmsg'
-  endtry
-  if len(results)
-    return s:Edit(a:mode, 0, results[0]).join(map(results[1:-1], '"|".v:val'), '')
-  else
-    return ''
-  endif
-endfunction
-
-function! fugitive#cfile() abort
-  let pre = ''
-  let results = s:cfile()
-  if empty(results)
-    let cfile = expand('<cfile>')
-    if &includeexpr =~# '\<v:fname\>'
-      sandbox let cfile = eval(substitute(&includeexpr, '\C\<v:fname\>', '\=string(cfile)', 'g'))
-    endif
-    return cfile
-  elseif len(results) > 1
-    let pre = '+' . join(map(results[1:-1], 'escape(v:val, " ")'), '\|') . ' '
-  endif
-  return pre . s:fnameescape(fugitive#repo().translate(results[0]))
-endfunction
-
-" Section: Statusline
-
-function! s:repo_head_ref() dict abort
-  if !filereadable(self.dir('HEAD'))
-    return ''
-  endif
-  return readfile(self.dir('HEAD'))[0]
-endfunction
-
-call s:add_methods('repo',['head_ref'])
-
-function! fugitive#statusline(...) abort
-  if !exists('b:git_dir')
-    return ''
-  endif
-  let status = ''
-  if s:buffer().commit() != ''
-    let status .= ':' . s:buffer().commit()[0:7]
-  endif
-  let status .= '('.fugitive#head(7).')'
-  if &statusline =~# '%[MRHWY]' && &statusline !~# '%[mrhwy]'
-    return ',GIT'.status
-  else
-    return '[Git'.status.']'
-  endif
-endfunction
-
-function! fugitive#head(...) abort
-  if !exists('b:git_dir')
-    return ''
-  endif
-
-  return s:repo().head(a:0 ? a:1 : 0)
-endfunction
-
-augroup fugitive_statusline
-  autocmd!
-  autocmd User Flags call Hoist('buffer', function('fugitive#statusline'))
-augroup END
-
-" Section: Folding
-
-function! fugitive#foldtext() abort
-  if &foldmethod !=# 'syntax'
-    return foldtext()
-  elseif getline(v:foldstart) =~# '^diff '
-    let [add, remove] = [-1, -1]
-    let filename = ''
-    for lnum in range(v:foldstart, v:foldend)
-      if filename ==# '' && getline(lnum) =~# '^[+-]\{3\} [abciow12]/'
-        let filename = getline(lnum)[6:-1]
-      endif
-      if getline(lnum) =~# '^+'
-        let add += 1
-      elseif getline(lnum) =~# '^-'
-        let remove += 1
-      elseif getline(lnum) =~# '^Binary '
-        let binary = 1
-      endif
-    endfor
-    if filename ==# ''
-      let filename = matchstr(getline(v:foldstart), '^diff .\{-\} a/\zs.*\ze b/')
-    endif
-    if filename ==# ''
-      let filename = getline(v:foldstart)[5:-1]
-    endif
-    if exists('binary')
-      return 'Binary: '.filename
-    else
-      return (add<10&&remove<100?' ':'') . add . '+ ' . (remove<10&&add<100?' ':'') . remove . '- ' . filename
-    endif
-  elseif getline(v:foldstart) =~# '^# .*:$'
-    let lines = getline(v:foldstart, v:foldend)
-    call filter(lines, 'v:val =~# "^#\t"')
-    cal map(lines,'s:sub(v:val, "^#\t%(modified: +|renamed: +)=", "")')
-    cal map(lines,'s:sub(v:val, "^([[:alpha:] ]+): +(.*)", "\\2 (\\1)")')
-    return getline(v:foldstart).' '.join(lines, ', ')
-  endif
-  return foldtext()
-endfunction
-
-augroup fugitive_foldtext
-  autocmd!
-  autocmd User Fugitive
-        \ if &filetype =~# '^git\%(commit\)\=$' && &foldtext ==# 'foldtext()' |
-        \    set foldtext=fugitive#foldtext() |
-        \ endif
-augroup END