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|
" Copyright (c) 2017 Junegunn Choi
"
" 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:default_layout = { 'down': '~40%' }
let s:layout_keys = ['window', 'up', 'down', 'left', 'right']
let s:is_win = has('win32') || has('win64')
let s:base_dir = expand('<sfile>:h:h')
let s:fzf_go = s:base_dir.'/bin/fzf'
let s:fzf_tmux = s:base_dir.'/bin/fzf-tmux'
let s:install = s:base_dir.'/install'
let s:installed = 0
let s:cpo_save = &cpo
set cpo&vim
function! s:fzf_exec()
if !exists('s:exec')
if executable(s:fzf_go)
let s:exec = s:fzf_go
elseif executable('fzf')
let s:exec = 'fzf'
elseif s:is_win
call s:warn('fzf executable not found.')
call s:warn('Download fzf binary for Windows from https://github.com/junegunn/fzf-bin/releases/')
call s:warn('and place it as '.s:base_dir.'\bin\fzf.exe')
throw 'fzf executable not found'
elseif !s:installed && executable(s:install) &&
\ input('fzf executable not found. Download binary? (y/n) ') =~? '^y'
redraw
echo
call s:warn('Downloading fzf binary. Please wait ...')
let s:installed = 1
call system(s:install.' --bin')
return s:fzf_exec()
else
redraw
throw 'fzf executable not found'
endif
endif
return s:shellesc(s:exec)
endfunction
function! s:tmux_enabled()
if has('gui_running')
return 0
endif
if exists('s:tmux')
return s:tmux
endif
let s:tmux = 0
if exists('$TMUX') && executable(s:fzf_tmux)
let output = system('tmux -V')
let s:tmux = !v:shell_error && output >= 'tmux 1.7'
endif
return s:tmux
endfunction
function! s:shellesc(arg)
return '"'.substitute(a:arg, '"', '\\"', 'g').'"'
endfunction
function! s:escape(path)
let escaped_chars = '$%#''"'
if has('unix')
let escaped_chars .= ' \'
endif
return escape(a:path, escaped_chars)
endfunction
" Upgrade legacy options
function! s:upgrade(dict)
let copy = copy(a:dict)
if has_key(copy, 'tmux')
let copy.down = remove(copy, 'tmux')
endif
if has_key(copy, 'tmux_height')
let copy.down = remove(copy, 'tmux_height')
endif
if has_key(copy, 'tmux_width')
let copy.right = remove(copy, 'tmux_width')
endif
return copy
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 && fnamemodify(a:target, ':p') ==# 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 len(a:lines) > 1
augroup fzf_swap
autocmd SwapExists * let v:swapchoice='o'
\| call s:warn('fzf: E325: swap file exists: '.expand('<afile>'))
augroup END
endif
try
let empty = empty(expand('%')) && line('$') == 1 && empty(getline(1)) && !&modified
let autochdir = &autochdir
set noautochdir
for item in a:lines
if empty
execute 'e' s:escape(item)
let empty = 0
else
call s:open(cmd, item)
endif
if !has('patch-8.0.0177') && !has('nvim-0.2') && exists('#BufEnter')
\ && isdirectory(item)
doautocmd BufEnter
endif
endfor
finally
let &autochdir = autochdir
silent! autocmd! fzf_swap
endtry
endfunction
function! s:get_color(attr, ...)
let gui = has('termguicolors') && &termguicolors
let fam = gui ? 'gui' : 'cterm'
let pat = gui ? '^#[a-f0-9]\+' : '^[0-9]\+$'
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) ? '' : ('--color='.colors)
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), 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, get(g:, 'fzf_layout', s:default_layout))
endif
endif
" Colors: g:fzf_colors
let opts.options = s:defaults() .' '. get(opts, 'options', '')
" History: g:fzf_history_dir
if len(name) && len(get(g:, 'fzf_history_dir', ''))
let dir = expand(g:fzf_history_dir)
if !isdirectory(dir)
call mkdir(dir, 'p')
endif
let opts.options = join(['--history', s:escape(dir.'/'.name), opts.options])
endif
" Action: g:fzf_action
if !s:has_any(opts, ['sink', 'sink*'])
let opts._action = get(g:, 'fzf_action', s:default_action)
let opts.options .= ' --expect='.join(keys(opts._action), ',')
function! opts.sink(lines) abort
return s:common_sink(self._action, a:lines)
endfunction
let opts['sink*'] = remove(opts, 'sink')
endif
return opts
endfunction
function! fzf#shellescape(path)
if s:is_win
let shellslash = &shellslash
try
set noshellslash
return shellescape(a:path)
finally
let &shellslash = shellslash
endtry
endif
return shellescape(a:path)
endfunction
function! fzf#run(...) abort
try
let oshell = &shell
let useshellslash = &shellslash
if s:is_win
set shell=cmd.exe
set noshellslash
else
set shell=sh
endif
if has('nvim') && len(filter(range(1, bufnr('$')), 'bufname(v:val) =~# ";#FZF"'))
call s:warn('FZF is already running!')
return []
endif
let dict = exists('a:1') ? s:upgrade(a:1) : {}
let temps = { 'result': tempname() }
let optstr = get(dict, 'options', '')
try
let fzf_exec = s:fzf_exec()
catch
throw v:exception
endtry
if has('nvim') && !has_key(dict, 'dir')
let dict.dir = getcwd()
endif
if !has_key(dict, 'source') && !empty($FZF_DEFAULT_COMMAND)
let temps.source = tempname().(s:is_win ? '.bat' : '')
call writefile((s:is_win ? ['@echo off'] : []) + split($FZF_DEFAULT_COMMAND, "\n"), temps.source)
let dict.source = (empty($SHELL) ? &shell : $SHELL) . (s:is_win ? ' /c ' : ' ') . s:shellesc(temps.source)
endif
if has_key(dict, 'source')
let source = dict.source
let type = type(source)
if type == 1
let prefix = source.'|'
elseif type == 3
let temps.input = tempname()
call writefile(source, temps.input)
let prefix = (s:is_win ? 'type ' : 'cat ').s:shellesc(temps.input).'|'
else
throw 'invalid source type'
endif
else
let prefix = ''
endif
let prefer_tmux = get(g:, 'fzf_prefer_tmux', 0)
let use_height = has_key(dict, 'down') &&
\ !(has('nvim'
|