Cleaning some things up

.vim/bundle/vim-vinegar/plugin/vinegar.vim

@@ -0,0 +1,126 @@
+" vinegar.vim - combine with netrw to create a delicious salad dressing
+" Maintainer:   Tim Pope <http://tpo.pe/>
+
+if exists("g:loaded_vinegar") || v:version < 700 || &cp
+  finish
+endif
+let g:loaded_vinegar = 1
+
+function! s:fnameescape(file) abort
+  if exists('*fnameescape')
+    return fnameescape(a:file)
+  else
+    return escape(a:file," \t\n*?[{`$\\%#'\"|!<")
+  endif
+endfunction
+
+let s:dotfiles = '\(^\|\s\s\)\zs\.\S\+'
+
+let g:netrw_sort_sequence = '[\/]$,*,\%(' . join(map(split(&suffixes, ','), 'escape(v:val, ".*$~")'), '\|') . '\)[*@]\=$'
+let s:escape = 'substitute(escape(v:val, ".$~"), "*", ".*", "g")'
+let g:netrw_list_hide =
+      \ join(map(split(&wildignore, ','), '"^".' . s:escape . '. "/\\=$"'), ',') . ',^\.\.\=/\=$' .
+      \ (get(g:, 'netrw_list_hide', '')[-strlen(s:dotfiles)-1:-1] ==# s:dotfiles ? ','.s:dotfiles : '')
+if !exists("g:netrw_banner")
+  let g:netrw_banner = 0
+endif
+let s:netrw_up = ''
+
+nnoremap <silent> <Plug>VinegarUp :call <SID>opendir('edit')<CR>
+if empty(maparg('-', 'n'))
+  nmap - <Plug>VinegarUp
+endif
+
+nnoremap <silent> <Plug>VinegarTabUp :call <SID>opendir('tabedit')<CR>
+nnoremap <silent> <Plug>VinegarSplitUp :call <SID>opendir('split')<CR>
+nnoremap <silent> <Plug>VinegarVerticalSplitUp :call <SID>opendir('vsplit')<CR>
+
+function! s:opendir(cmd) abort
+  let df = ','.s:dotfiles
+  if expand('%:t')[0] ==# '.' && g:netrw_list_hide[-strlen(df):-1] ==# df
+    let g:netrw_list_hide = g:netrw_list_hide[0 : -strlen(df)-1]
+  endif
+  if &filetype ==# 'netrw'
+    let currdir = fnamemodify(b:netrw_curdir, ':t')
+    execute s:netrw_up
+    call s:seek(currdir)
+  elseif expand('%') =~# '^$\|^term:[\/][\/]'
+    execute a:cmd '.'
+  else
+    execute a:cmd '%:h'
+    call s:seek(expand('#:t'))
+  endif
+endfunction
+
+function! s:seek(file) abort
+  if get(b:, 'netrw_liststyle') == 2
+    let pattern = '\%(^\|\s\+\)\zs'.escape(a:file, '.*[]~\').'[/*|@=]\=\%($\|\s\+\)'
+  else
+    let pattern = '^\%(| \)*'.escape(a:file, '.*[]~\').'[/*|@=]\=\%($\|\t\)'
+  endif
+  call search(pattern, 'wc')
+  return pattern
+endfunction
+
+augroup vinegar
+  autocmd!
+  autocmd FileType netrw call s:setup_vinegar()
+augroup END
+
+function! s:slash() abort
+  return !exists("+shellslash") || &shellslash ? '/' : '\'
+endfunction
+
+function! s:absolutes(first, ...) abort
+  let files = getline(a:first, a:0 ? a:1 : a:first)
+  call filter(files, 'v:val !~# "^\" "')
+  call map(files, 'b:netrw_curdir . s:slash() . substitute(v:val, "[/*|@=]\\=\\%(\\t.*\\)\\=$", "", "")')
+  return files
+endfunction
+
+function! s:relatives(first, ...) abort
+  let files = s:absolutes(a:first, a:0 ? a:1 : a:first)
+  call filter(files, 'v:val !~# "^\" "')
+  for i in range(len(files))
+    let relative = fnamemodify(files[i], ':.')
+    if relative !=# files[i]
+      let files[i] = '.' . s:slash() . relative
+    endif
+  endfor
+  return files
+endfunction
+
+function! s:escaped(first, last) abort
+  let files = s:relatives(a:first, a:last)
+  return join(map(files, 'fnameescape(v:val)'), ' ')
+endfunction
+
+function! s:setup_vinegar() abort
+  if empty(s:netrw_up)
+    " save netrw mapping
+    if strpart(g:loaded_netrw, 1, strlen(g:loaded_netrw)) < 162
+      let s:netrw_up = substitute(maparg('-', 'n'), '\c^:\%(<c-u>\)\=', '', '')
+    else
+      let s:netrw_up = substitute(maparg('<Plug>NetrwBrowseUpDir', 'n'), '\c^:\%(<c-u>\)\=', '', '')
+    endif
+    " saved string is like this:
+    " :exe "norm! 0"|call netrw#LocalBrowseCheck(<SNR>172_NetrwBrowseChgDir(1,'../'))<CR>
+    " remove <CR> at the end (otherwise raises "E488: Trailing characters")
+    let s:netrw_up = strpart(s:netrw_up, 0, strlen(s:netrw_up)-4)
+  endif
+  nmap <buffer> - <Plug>VinegarUp
+  cnoremap <buffer><expr> <Plug><cfile> get(<SID>relatives('.'),0,"\022\006")
+  if empty(maparg('<C-R><C-F>', 'c'))
+    cmap <buffer> <C-R><C-F> <Plug><cfile>
+  endif
+  nnoremap <buffer> ~ :edit ~/<CR>
+  nnoremap <buffer> . :<C-U> <C-R>=<SID>escaped(line('.'), line('.') - 1 + v:count1)<CR><Home>
+  xnoremap <buffer> . <Esc>: <C-R>=<SID>escaped(line("'<"), line("'>"))<CR><Home>
+  if empty(mapcheck('y.', 'n'))
+    nnoremap <silent><buffer> y. :<C-U>call setreg(v:register, join(<SID>absolutes(line('.'), line('.') - 1 + v:count1), "\n")."\n")<CR>
+  endif
+  nmap <buffer> ! .!
+  xmap <buffer> ! .!
+  exe 'syn match netrwSuffixes =\%(\S\+ \)*\S\+\%('.join(map(split(&suffixes, ','), s:escape), '\|') . '\)[*@]\=\S\@!='
+  hi def link netrwSuffixes SpecialKey
+endfunction