<commit_before>" Copyright (c) 2017 <NAME>
"
" MIT License
"
" Permission is hereby granted, free of charge, to any person obtaining
" a copy of this software and associated documentation files (the
" "Software"), to deal in the Software without restriction, including
" without limitation the rights to use, copy, modify, merge, publish,
" distribute, sublicense, and/or sell copies of the Software, and to
" permit persons to whom the Software is furnished to do so, subject to
" the following conditions:
"
" The above copyright notice and this permission notice shall be
" included in all copies or substantial portions of the Software.
"
" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
" EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
" NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
" LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
" OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
" WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

if exists('g:loaded_fzf')
  finish
endif
let g:loaded_fzf = 1

let s:is_win = has('win32') || has('win64')
if s:is_win && &shellslash
  set noshellslash
  let s:base_dir = expand('<sfile>:h:h')
  set shellslash
else
  let s:base_dir = expand('<sfile>:h:h')
endif
if s:is_win
  let s:term_marker = '&::FZF'

  function! s:fzf_call(fn, ...)
    let shellslash = &shellslash
    try
      set noshellslash
      return call(a:fn, a:000)
    finally
      let &shellslash = shellslash
    endtry
  endfunction

  " Use utf-8 for fzf.vim commands
  " Return array of shell commands for cmd.exe
  function! s:enc_to_cp(str)
    if !has('iconv')
      return a:str
    endif
    if !exists('s:codepage')
      let s:codepage = libcallnr('kernel32.dll', 'GetACP', 0)
    endif
    return iconv(a:str, &encoding, 'cp'.s:codepage)
  endfunction
  function! s:wrap_cmds(cmds)
    return map([
      \ '@echo off',
      \ 'setlocal enabledelayedexpansion']
    \ + (has('gui_running') ? ['set TERM= > nul'] : [])
    \ + (type(a:cmds) == type([]) ? a:cmds : [a:cmds])
    \ + ['endlocal'],
    \ '<SID>enc_to_cp(v:val."\r")')
  endfunction
else
  let s:term_marker = ";#FZF"

  function! s:fzf_call(fn, ...)
    return call(a:fn, a:000)
  endfunction

  function! s:wrap_cmds(cmds)
    return a:cmds
  endfunction

  function! s:enc_to_cp(str)
    return a:str
  endfunction
endif

function! s:shellesc_cmd(arg)
  let escaped = substitute(a:arg, '[&|<>()@^]', '^&', 'g')
  let escaped = substitute(escaped, '%', '%%', 'g')
  let escaped = substitute(escaped, '"', '\\^&', 'g')
  let escaped = substitute(escaped, '\(\\\+\)\(\\^\)', '\1\1\2', 'g')
  return '^"'.substitute(escaped, '\(\\\+\)$', '\1\1', '').'^"'
endfunction

function! fzf#shellescape(arg, ...)
  let shell = get(a:000, 0, s:is_win ? 'cmd.exe' : 'sh')
  if shell =~# 'cmd.exe$'
    return s:shellesc_cmd(a:arg)
  endif
  try
    let [shell, &shell] = [&shell, shell]
    return s:fzf_call('shellescape', a:arg)
  finally
    let [shell, &shell] = [&shell, shell]
  endtry
endfunction

function! s:fzf_getcwd()
  return s:fzf_call('getcwd')
endfunction

function! s:fzf_fnamemodify(fname, mods)
  return s:fzf_call('fnamemodify', a:fname, a:mods)
endfunction

function! s:fzf_expand(fmt)
  return s:fzf_call('expand', a:fmt, 1)
endfunction

function! s:fzf_tempname()
  return s:fzf_call('tempname')
endfunction

let s:layout_keys = ['window', 'tmux', 'up', 'down', 'left', 'right']
let s:fzf_go = s:base_dir.'/bin/fzf'
let s:fzf_tmux = s:base_dir.'/bin/fzf-tmux'

let s:cpo_save = &cpo
set cpo&vim

function! s:popup_support()
  return has('nvim') ? has('nvim-0.4') : has('popupwin') && has('patch-8.2.191')
endfunction

function! s:default_layout()
  return s:popup_support()
        \ ? { 'window' : { 'width': 0.9, 'height': 0.6 } }
        \ : { 'down': '~40%' }
endfunction

function! fzf#install()
  if s:is_win && !has('win32unix')
    let script = s:base_dir.'/install.ps1'
    if !filereadable(script)
      throw script.' not found'
    endif
    let script = 'powershell -ExecutionPolicy Bypass -file ' . shellescape(script)
  else
    let script = s:base_dir.'/install'
    if !executable(script)
      throw script.' not found'
    endif
    let script .= ' --bin'
  endif

  call s:warn('Running fzf installer ...')
  call system(script)
  if v:shell_error
    throw 'Failed to download fzf: '.script
  endif
endfunction

let s:versions = {}
function s:get_version(bin)
  if has_key(s:versions, a:bin)
    return s:versions[a:bin]
  end
  let command = (&shell =~ 'powershell' ? '&' : '') . shellescape(a:bin) . ' --version --no-height'
  let output = systemlist(command)
  if v:shell_error || empty(output)
    return ''
  endif
  let ver = matchstr(output[-1], '[0-9.]\+')
  let s:versions[a:bin] = ver
  return ver
endfunction

function! s:compare_versions(a, b)
  let a = split(a:a, '\.')
  let b = split(a:b, '\.')
  for idx in range(0, max([len(a), len(b)]) - 1)
    let v1 = str2nr(get(a, idx, 0))
    let v2 = str2nr(get(b, idx, 0))
    if     v1 < v2 | return -1
    elseif v1 > v2 | return 1
    endif
  endfor
  return 0
endfunction

function! s:compare_binary_versions(a, b)
  return s:compare_versions(s:get_version(a:a), s:get_version(a:b))
endfunction

let s:checked = {}
function! fzf#exec(...)
  if !exists('s:exec')
    let binaries = []
    if executable('fzf')
      call add(binaries, 'fzf')
    endif
    if executable(s:fzf_go)
      call add(binaries, s:fzf_go)
    endif

    if empty(binaries)
      if input('fzf executable not found. Download binary? (y/n) ') =~? '^y'
        redraw
        call fzf#install()
        return fzf#exec()
      else
        redraw
        throw 'fzf executable not found'
      endif
    elseif len(binaries) > 1
      call sort(binaries, 's:compare_binary_versions')
    endif

    let s:exec = binaries[-1]
  endif

  if a:0 && !has_key(s:checked, a:1)
    let fzf_version = s:get_version(s:exec)
    if empty(fzf_version)
      let message = printf('Failed to run "%s --version"', s:exec)
      unlet s:exec
      throw message
    end

    if s:compare_versions(fzf_version, a:1) >= 0
      let s:checked[a:1] = 1
      return s:exec
    elseif a:0 < 2 && input(printf('You need fzf %s or above. Found: %s. Download binary? (y/n) ', a:1, fzf_version)) =~? '^y'
      let s:versions = {}
      unlet s:exec
      redraw
      call fzf#install()
      return fzf#exec(a:1, 1)
    else
      throw printf('You need to upgrade fzf (required: %s or above)', a:1)
    endif
  endif

  return s:exec
endfunction

function! s:tmux_enabled()
  if has('gui_running') || !exists('$TMUX')
    return 0
  endif

  if exists('s:tmux')
    return s:tmux
  endif

  let s:tmux = 0
  if !executable(s:fzf_tmux)
    if executable('fzf-tmux')
      let s:fzf_tmux = 'fzf-tmux'
    else
      return 0
    endif
  endif

  let output = system('tmux -V')
  let s:tmux = !v:shell_error && output >= 'tmux 1.7'
  return s:tmux
endfunction

function! s:escape(path)
  let path = fnameescape(a:path)
  return s:is_win ? escape(path, '$') : path
endfunction

function! s:error(msg)
  echohl ErrorMsg
  echom a:msg
  echohl None
endfunction

function! s:warn(msg)
  echohl WarningMsg
  echom a:msg
  echohl None
endfunction

function! s:has_any(dict, keys)
  for key in a:keys
    if has_key(a:dict, key)
      return 1
    endif
  endfor
  return 0
endfunction

function! s:open(cmd, target)
  if stridx('edit', a:cmd) == 0 && s:fzf_fnamemodify(a:target, ':p') ==# s:fzf_expand('%:p')
    return
  endif
  execute a:cmd s:escape(a:target)
endfunction

function! s:common_sink(action, lines) abort
  if len(a:lines) < 2
    return
  endif
  let key = remove(a:lines, 0)
  let Cmd = get(a:action, key, 'e')
  if type(Cmd) == type(function('call'))
    return Cmd(a:lines)
  endif
  if len(a:lines) > 1
    augroup fzf_swap
      autocmd SwapExists * let v:swapchoice='o'
            \| call s:warn('fzf: E325: swap file exists: '.s:fzf_expand('<afile>'))
    augroup END
  endif
  try
    let empty = empty(s:fzf_expand('%')) && line('$') == 1 && empty(getline(1)) && !&modified
    " Preserve the current working directory in case it's changed during
    " the execution (e.g. `set autochdir` or `autocmd BufEnter * lcd ...`)
    let cwd = exists('w:fzf_pushd') ? w:fzf_pushd.dir : expand('%:p:h')
    for item in a:lines
      if item[0] != '~' && item !~ (s:is_win ? '^[A-Z]:\' : '^/')
        let sep = s:is_win ? '\' : '/'
        let item = join([cwd, item], cwd[len(cwd)-1] == sep ? '' : sep)
      endif
      if empty
        execute 'e' s:escape(item)
        let empty = 0
      else
        call s:open(Cmd, item)
      endif
      if !has('patch-8.0.0177') && !has('nvim-0.2') && exists('#BufEnter')
            \ && isdirectory(item)
        doautocmd BufEnter
      endif
    endfor
  catch /^Vim:Interrupt$/
  finally
    silent! autocmd! fzf_swap
  endtry
endfunction

function! s:get_color(attr, ...)
  " Force 24 bit colors: g:fzf_force_termguicolors (temporary workaround for https://github.com/junegunn/fzf.vim/issues/1152)
  let gui = get(g:, 'fzf_force_termguicolors', 0) || (!s:is_win && !has('win32unix') && has('termguicolors') && &termguicolors)
  let fam = gui ? 'gui' : 'cterm'
  let pat = gui ? '^#[a-f0-9]\+' : '^[0-9]\+$'
  for group in a:000
    let code = synIDattr(synIDtrans(hlID(group)), a:attr, fam)
    if code =~? pat
      return code
    endif
  endfor
  return ''
endfunction

function! s:defaults()
  let rules = copy(get(g:, 'fzf_colors', {}))
  let colors = join(map(items(filter(map(rules, 'call("s:get_color", v:val)'), '!empty(v:val)')), 'join(v:val, ":")'), ',')
  return empty(colors) ? '' : fzf#shellescape('--color='.colors)
endfunction

function! s:validate_layout(layout)
  for key in keys(a:layout)
    if index(s:layout_keys, key) < 0
      throw printf('Invalid entry in g:fzf_layout: %s (allowed: %s)%s',
            \ key, join(s:layout_keys, ', '), key == 'options' ? '. Use $FZF_DEFAULT_OPTS.' : '')
    endif
  endfor
  return a:layout
endfunction

function! s:evaluate_opts(options)
  return type(a:options) == type([]) ?
        \ join(map(copy(a:options), 'fzf#shellescape(v:val)')) : a:options
endfunction

" [name string,] [opts dict,] [fullscreen boolean]
function! fzf#wrap(...)
  let args = ['', {}, 0]
  let expects = map(copy(args), 'type(v:val)')
  let tidx = 0
  for arg in copy(a:000)
    let tidx = index(expects, type(arg) == 6 ? type(0) : type(arg), tidx)
    if tidx < 0
      throw 'Invalid arguments (expected: [name string] [opts dict] [fullscreen boolean])'
    endif
    let args[tidx] = arg
    let tidx += 1
    unlet arg
  endfor
  let [name, opts, bang] = args

  if len(name)
    let opts.name = name
  end

  " Layout: g:fzf_layout (and deprecated g:fzf_height)
  if bang
    for key in s:layout_keys
      if has_key(opts, key)
        call remove(opts, key)
      endif
    endfor
  elseif !s:has_any(opts, s:layout_keys)
    if !exists('g:fzf_layout') && exists('g:fzf_height')
      let opts.down = g:fzf_height
    else
      let opts = extend(opts, s:validate_layout(get(g:, 'fzf_layout', s:default_layout())))
    endif
  endif

  " Colors: g:fzf_colors
  let opts.options = s:defaults() .' '. s:evaluate_opts(get(opts, 'options', ''))

  " History: g:fzf_history_dir
  if len(name) && len(get(g:, 'fzf_history_dir', ''))
    let dir = s:fzf_expand(g:fzf_history_dir)
    if !isdirectory(dir)
      call mkdir(dir, 'p')
    endif
    let history = fzf#shellescape(dir.'/'.name)
    let opts.options = join(['--history', history, opts.options])
  endif

  " Action: g:fzf_action
  if !s:has_any(opts, ['sink', 'sinklist', 'sink*'])
    let opts._action = get(g:, 'fzf_action', s:default_action)
    let opts.options .= ' --expect='.join(keys(opts._action), ',')
    function! opts.sinklist(lines) abort
      return s:common_sink(self._action, a:lines)
    endfunction
    let opts['sink*'] = opts.sinklist " For backward compatibility
  endif

  return opts
endfunction

function! s:use_sh()
  let [shell, shellslash, shellcmdflag, shellxquote] = [&shell, &shellslash, &shellcmdflag, &shellxquote]
  if s:is_win
    set shell=cmd.exe
    set noshellslash
    let &shellcmdflag = has('nvim') ? '/s /c' : '/c'
    let &shellxquote = has('nvim') ? '"' : '('
  else
    set shell=sh
  endif
  return [shell, shellslash, shellcmdflag, shellxquote]
endfunction

function! s:writefile(...)
  if call('writefile', a:000) == -1
    throw 'Failed to write temporary file. Check if you can write to the path tempname() returns.'
  endif
endfunction

function! fzf#run(...) abort
try
  let [shell, shellslash, shellcmdflag, shellxquote] = s:use_sh()

  let dict   = exists('a:1') ? copy(a:1) : {}
  let temps  = { 'result': s:fzf_tempname() }
  let optstr = s:evaluate_opts(get(dict, 'options', ''))
  try
    let fzf_exec = fzf#shellescape(fzf#exec())
  catch
    throw v:exception
  endtry

  if !s:present(dict, 'dir')
    let dict.dir = s:fzf_getcwd()
  endif
  if has('win32unix') && s:present(dict, 'dir')
    let dict.dir = fnamemodify(dict.dir, ':p')
  endif

  if has_key(dict, 'source')
    let source = remove(dict, 'source')
    let type = type(source)
    if type == 1
      let source_command = source
    elseif type == 3
      let temps.input = s:fzf_tempname()
      call s:writefile(source, temps.input)
      let source_command = (s:is_win ? 'type ' : 'cat ').fzf#shellescape(temps.input)
    else
      throw 'Invalid source type'
    endif
  else
    let source_command = ''
  endif

  let prefer_tmux = get(g:, 'fzf_prefer_tmux', 0) || has_key(dict, 'tmux')
  let use_height = has_key(dict, 'down') && !has('gui_running') &&<commit_msg>[vim] Fix escaping of fzf binary path containing spaces on Windows<commit_after>" Copyright (c) 2017 <NAME>
"
" MIT License
"
" Permission is hereby granted, free of charge, to any person obtaining
" a copy of this software and associated documentation files (the
" "Software"), to deal in the Software without restriction, including
" without limitation the rights to use, copy, modify, merge, publish,
" distribute, sublicense, and/or sell copies of the Software, and to
" permit persons to whom the Software is furnished to do so, subject to
" the following conditions:
"
" The above copyright notice and this permission notice shall be
" included in all copies or substantial portions of the Software.
"
" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
" EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
" NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
" LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
" OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
" WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

if exists('g:loaded_fzf')
  finish
endif
let g:loaded_fzf = 1

let s:is_win = has('win32') || has('win64')
if s:is_win && &shellslash
  set noshellslash
  let s:base_dir = expand('<sfile>:h:h')
  set shellslash
else
  let s:base_dir = expand('<sfile>:h:h')
endif
if s:is_win
  let s:term_marker = '&::FZF'

  function! s:fzf_call(fn, ...)
    let shellslash = &shellslash
    try
      set noshellslash
      return call(a:fn, a:000)
    finally
      let &shellslash = shellslash
    endtry
  endfunction

  " Use utf-8 for fzf.vim commands
  " Return array of shell commands for cmd.exe
  function! s:enc_to_cp(str)
    if !has('iconv')
      return a:str
    endif
    if !exists('s:codepage')
      let s:codepage = libcallnr('kernel32.dll', 'GetACP', 0)
    endif
    return iconv(a:str, &encoding, 'cp'.s:codepage)
  endfunction
  function! s:wrap_cmds(cmds)
    return map([
      \ '@echo off',
      \ 'setlocal enabledelayedexpansion']
    \ + (has('gui_running') ? ['set TERM= > nul'] : [])
    \ + (type(a:cmds) == type([]) ? a:cmds : [a:cmds])
    \ + ['endlocal'],
    \ '<SID>enc_to_cp(v:val."\r")')
  endfunction
else
  let s:term_marker = ";#FZF"

  function! s:fzf_call(fn, ...)
    return call(a:fn, a:000)
  endfunction

  function! s:wrap_cmds(cmds)
    return a:cmds
  endfunction

  function! s:enc_to_cp(str)
    return a:str
  endfunction
endif

function! s:shellesc_cmd(arg)
  let escaped = substitute(a:arg, '[&|<>()@^]', '^&', 'g')
  let escaped = substitute(escaped, '%', '%%', 'g')
  let escaped = substitute(escaped, '"', '\\^&', 'g')
  let escaped = substitute(escaped, '\(\\\+\)\(\\^\)', '\1\1\2', 'g')
  return '^"'.substitute(escaped, '\(\\\+\)$', '\1\1', '').'^"'
endfunction

function! fzf#shellescape(arg, ...)
  let shell = get(a:000, 0, s:is_win ? 'cmd.exe' : 'sh')
  if shell =~# 'cmd.exe$'
    return s:shellesc_cmd(a:arg)
  endif
  try
    let [shell, &shell] = [&shell, shell]
    return s:fzf_call('shellescape', a:arg)
  finally
    let [shell, &shell] = [&shell, shell]
  endtry
endfunction

function! s:fzf_getcwd()
  return s:fzf_call('getcwd')
endfunction

function! s:fzf_fnamemodify(fname, mods)
  return s:fzf_call('fnamemodify', a:fname, a:mods)
endfunction

function! s:fzf_expand(fmt)
  return s:fzf_call('expand', a:fmt, 1)
endfunction

function! s:fzf_tempname()
  return s:fzf_call('tempname')
endfunction

let s:layout_keys = ['window', 'tmux', 'up', 'down', 'left', 'right']
let s:fzf_go = s:base_dir.'/bin/fzf'
let s:fzf_tmux = s:base_dir.'/bin/fzf-tmux'

let s:cpo_save = &cpo
set cpo&vim

function! s:popup_support()
  return has('nvim') ? has('nvim-0.4') : has('popupwin') && has('patch-8.2.191')
endfunction

function! s:default_layout()
  return s:popup_support()
        \ ? { 'window' : { 'width': 0.9, 'height': 0.6 } }
        \ : { 'down': '~40%' }
endfunction

function! fzf#install()
  if s:is_win && !has('win32unix')
    let script = s:base_dir.'/install.ps1'
    if !filereadable(script)
      throw script.' not found'
    endif
    let script = 'powershell -ExecutionPolicy Bypass -file ' . shellescape(script)
  else
    let script = s:base_dir.'/install'
    if !executable(script)
      throw script.' not found'
    endif
    let script .= ' --bin'
  endif

  call s:warn('Running fzf installer ...')
  call system(script)
  if v:shell_error
    throw 'Failed to download fzf: '.script
  endif
endfunction

let s:versions = {}
function s:get_version(bin)
  if has_key(s:versions, a:bin)
    return s:versions[a:bin]
  end
  let command = (&shell =~ 'powershell' ? '&' : '') . shellescape(a:bin) . ' --version --no-height'
  let output = systemlist(command)
  if v:shell_error || empty(output)
    return ''
  endif
  let ver = matchstr(output[-1], '[0-9.]\+')
  let s:versions[a:bin] = ver
  return ver
endfunction

function! s:compare_versions(a, b)
  let a = split(a:a, '\.')
  let b = split(a:b, '\.')
  for idx in range(0, max([len(a), len(b)]) - 1)
    let v1 = str2nr(get(a, idx, 0))
    let v2 = str2nr(get(b, idx, 0))
    if     v1 < v2 | return -1
    elseif v1 > v2 | return 1
    endif
  endfor
  return 0
endfunction

function! s:compare_binary_versions(a, b)
  return s:compare_versions(s:get_version(a:a), s:get_version(a:b))
endfunction

let s:checked = {}
function! fzf#exec(...)
  if !exists('s:exec')
    let binaries = []
    if executable('fzf')
      call add(binaries, 'fzf')
    endif
    if executable(s:fzf_go)
      call add(binaries, s:fzf_go)
    endif

    if empty(binaries)
      if input('fzf executable not found. Download binary? (y/n) ') =~? '^y'
        redraw
        call fzf#install()
        return fzf#exec()
      else
        redraw
        throw 'fzf executable not found'
      endif
    elseif len(binaries) > 1
      call sort(binaries, 's:compare_binary_versions')
    endif

    let s:exec = binaries[-1]
  endif

  if a:0 && !has_key(s:checked, a:1)
    let fzf_version = s:get_version(s:exec)
    if empty(fzf_version)
      let message = printf('Failed to run "%s --version"', s:exec)
      unlet s:exec
      throw message
    end

    if s:compare_versions(fzf_version, a:1) >= 0
      let s:checked[a:1] = 1
      return s:exec
    elseif a:0 < 2 && input(printf('You need fzf %s or above. Found: %s. Download binary? (y/n) ', a:1, fzf_version)) =~? '^y'
      let s:versions = {}
      unlet s:exec
      redraw
      call fzf#install()
      return fzf#exec(a:1, 1)
    else
      throw printf('You need to upgrade fzf (required: %s or above)', a:1)
    endif
  endif

  return s:exec
endfunction

function! s:tmux_enabled()
  if has('gui_running') || !exists('$TMUX')
    return 0
  endif

  if exists('s:tmux')
    return s:tmux
  endif

  let s:tmux = 0
  if !executable(s:fzf_tmux)
    if executable('fzf-tmux')
      let s:fzf_tmux = 'fzf-tmux'
    else
      return 0
    endif
  endif

  let output = system('tmux -V')
  let s:tmux = !v:shell_error && output >= 'tmux 1.7'
  return s:tmux
endfunction

function! s:escape(path)
  let path = fnameescape(a:path)
  return s:is_win ? escape(path, '$') : path
endfunction

function! s:error(msg)
  echohl ErrorMsg
  echom a:msg
  echohl None
endfunction

function! s:warn(msg)
  echohl WarningMsg
  echom a:msg
  echohl None
endfunction

function! s:has_any(dict, keys)
  for key in a:keys
    if has_key(a:dict, key)
      return 1
    endif
  endfor
  return 0
endfunction

function! s:open(cmd, target)
  if stridx('edit', a:cmd) == 0 && s:fzf_fnamemodify(a:target, ':p') ==# s:fzf_expand('%:p')
    return
  endif
  execute a:cmd s:escape(a:target)
endfunction

function! s:common_sink(action, lines) abort
  if len(a:lines) < 2
    return
  endif
  let key = remove(a:lines, 0)
  let Cmd = get(a:action, key, 'e')
  if type(Cmd) == type(function('call'))
    return Cmd(a:lines)
  endif
  if len(a:lines) > 1
    augroup fzf_swap
      autocmd SwapExists * let v:swapchoice='o'
            \| call s:warn('fzf: E325: swap file exists: '.s:fzf_expand('<afile>'))
    augroup END
  endif
  try
    let empty = empty(s:fzf_expand('%')) && line('$') == 1 && empty(getline(1)) && !&modified
    " Preserve the current working directory in case it's changed during
    " the execution (e.g. `set autochdir` or `autocmd BufEnter * lcd ...`)
    let cwd = exists('w:fzf_pushd') ? w:fzf_pushd.dir : expand('%:p:h')
    for item in a:lines
      if item[0] != '~' && item !~ (s:is_win ? '^[A-Z]:\' : '^/')
        let sep = s:is_win ? '\' : '/'
        let item = join([cwd, item], cwd[len(cwd)-1] == sep ? '' : sep)
      endif
      if empty
        execute 'e' s:escape(item)
        let empty = 0
      else
        call s:open(Cmd, item)
      endif
      if !has('patch-8.0.0177') && !has('nvim-0.2') && exists('#BufEnter')
            \ && isdirectory(item)
        doautocmd BufEnter
      endif
    endfor
  catch /^Vim:Interrupt$/
  finally
    silent! autocmd! fzf_swap
  endtry
endfunction

function! s:get_color(attr, ...)
  " Force 24 bit colors: g:fzf_force_termguicolors (temporary workaround for https://github.com/junegunn/fzf.vim/issues/1152)
  let gui = get(g:, 'fzf_force_termguicolors', 0) || (!s:is_win && !has('win32unix') && has('termguicolors') && &termguicolors)
  let fam = gui ? 'gui' : 'cterm'
  let pat = gui ? '^#[a-f0-9]\+' : '^[0-9]\+$'
  for group in a:000
    let code = synIDattr(synIDtrans(hlID(group)), a:attr, fam)
    if code =~? pat
      return code
    endif
  endfor
  return ''
endfunction

function! s:defaults()
  let rules = copy(get(g:, 'fzf_colors', {}))
  let colors = join(map(items(filter(map(rules, 'call("s:get_color", v:val)'), '!empty(v:val)')), 'join(v:val, ":")'), ',')
  return empty(colors) ? '' : fzf#shellescape('--color='.colors)
endfunction

function! s:validate_layout(layout)
  for key in keys(a:layout)
    if index(s:layout_keys, key) < 0
      throw printf('Invalid entry in g:fzf_layout: %s (allowed: %s)%s',
            \ key, join(s:layout_keys, ', '), key == 'options' ? '. Use $FZF_DEFAULT_OPTS.' : '')
    endif
  endfor
  return a:layout
endfunction

function! s:evaluate_opts(options)
  return type(a:options) == type([]) ?
        \ join(map(copy(a:options), 'fzf#shellescape(v:val)')) : a:options
endfunction

" [name string,] [opts dict,] [fullscreen boolean]
function! fzf#wrap(...)
  let args = ['', {}, 0]
  let expects = map(copy(args), 'type(v:val)')
  let tidx = 0
  for arg in copy(a:000)
    let tidx = index(expects, type(arg) == 6 ? type(0) : type(arg), tidx)
    if tidx < 0
      throw 'Invalid arguments (expected: [name string] [opts dict] [fullscreen boolean])'
    endif
    let args[tidx] = arg
    let tidx += 1
    unlet arg
  endfor
  let [name, opts, bang] = args

  if len(name)
    let opts.name = name
  end

  " Layout: g:fzf_layout (and deprecated g:fzf_height)
  if bang
    for key in s:layout_keys
      if has_key(opts, key)
        call remove(opts, key)
      endif
    endfor
  elseif !s:has_any(opts, s:layout_keys)
    if !exists('g:fzf_layout') && exists('g:fzf_height')
      let opts.down = g:fzf_height
    else
      let opts = extend(opts, s:validate_layout(get(g:, 'fzf_layout', s:default_layout())))
    endif
  endif

  " Colors: g:fzf_colors
  let opts.options = s:defaults() .' '. s:evaluate_opts(get(opts, 'options', ''))

  " History: g:fzf_history_dir
  if len(name) && len(get(g:, 'fzf_history_dir', ''))
    let dir = s:fzf_expand(g:fzf_history_dir)
    if !isdirectory(dir)
      call mkdir(dir, 'p')
    endif
    let history = fzf#shellescape(dir.'/'.name)
    let opts.options = join(['--history', history, opts.options])
  endif

  " Action: g:fzf_action
  if !s:has_any(opts, ['sink', 'sinklist', 'sink*'])
    let opts._action = get(g:, 'fzf_action', s:default_action)
    let opts.options .= ' --expect='.join(keys(opts._action), ',')
    function! opts.sinklist(lines) abort
      return s:common_sink(self._action, a:lines)
    endfunction
    let opts['sink*'] = opts.sinklist " For backward compatibility
  endif

  return opts
endfunction

function! s:use_sh()
  let [shell, shellslash, shellcmdflag, shellxquote] = [&shell, &shellslash, &shellcmdflag, &shellxquote]
  if s:is_win
    set shell=cmd.exe
    set noshellslash
    let &shellcmdflag = has('nvim') ? '/s /c' : '/c'
    let &shellxquote = has('nvim') ? '"' : '('
  else
    set shell=sh
  endif
  return [shell, shellslash, shellcmdflag, shellxquote]
endfunction

function! s:writefile(...)
  if call('writefile', a:000) == -1
    throw 'Failed to write temporary file. Check if you can write to the path tempname() returns.'
  endif
endfunction

function! fzf#run(...) abort
try
  let [shell, shellslash, shellcmdflag, shellxquote] = s:use_sh()

  let dict   = exists('a:1') ? copy(a:1) : {}
  let temps  = { 'result': s:fzf_tempname() }
  let optstr = s:evaluate_opts(get(dict, 'options', ''))
  try
    let fzf_exec = (&shell =~ 'powershell' ? '&' : '') . shellescape(fzf#exec())
  catch
    throw v:exception
  endtry

  if !s:present(dict, 'dir')
    let dict.dir = s:fzf_getcwd()
  endif
  if has('win32unix') && s:present(dict, 'dir')
    let dict.dir = fnamemodify(dict.dir, ':p')
  endif

  if has_key(dict, 'source')
    let source = remove(dict, 'source')
    let type = type(source)
    if type == 1
      let source_command = source
    elseif type == 3
      let temps.input = s:fzf_tempname()
      call s:writefile(source, temps.input)
      let source_command = (s:is_win ? 'type ' : 'cat ').fzf#shellescape(temps.input)
    else
      throw 'Invalid source type'
    endif
  else
    let source_command = ''
  endif

  let prefer_tmux = get(g:, 'fzf_prefer_tmux', 0) || has_key(dict, 'tmux')
  let use_height = has_key(dict, 'down') && !has('gui_running') &&
{'fraction_non_alphanumeric': 0.15365120741464827, 'fraction_numerical': 0.010209623112848919, 'mean_word_length': 3.3650442477876106, 'pattern_counts': {'":': 2, '<': 25, '<?xml version=': 0, '>': 27, 'https://': 2, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 6, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1014522', 'n_tokens_mistral': 10739, 'n_tokens_neox': 10328, 'n_words': 2666}