" Copyright (c) 2015 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. let s:default_tmux_height = '40%' let s:launcher = 'xterm -e bash -ic %s' let s:fzf_go = expand(':h:h').'/bin/fzf' let s:fzf_rb = expand(':h:h').'/fzf' let s:fzf_tmux = expand(':h:h').'/bin/fzf-tmux' let s:legacy = 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 else let path = split(system('which fzf 2> /dev/null'), '\n') if !v:shell_error && !empty(path) let s:exec = path[0] elseif executable(s:fzf_rb) let s:exec = s:fzf_rb let s:legacy = 1 else call system('type fzf') if v:shell_error throw 'fzf executable not found' else let s:exec = 'fzf' endif endif endif return s:exec else return s:exec endif 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) return substitute(a:path, ' ', '\\ ', 'g') 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! fzf#run(...) abort 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_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 = 'cat '.s:shellesc(temps.input).'|' else throw 'Invalid source type' endif else let prefix = '' endif let tmux = !has('nvim') && s:tmux_enabled() && s:splittable(dict) let command = prefix.(tmux ? s:fzf_tmux(dict) : fzf_exec).' '.optstr.' > '.temps.result try if tmux return s:execute_tmux(dict, command, temps) elseif has('nvim') return s:execute_term(dict, command, temps) else return s:execute(dict, command, temps) endif finally call s:popd(dict) endtry endfunction function! s:present(dict, ...) for key in a:000 if !empty(get(a:dict, key, '')) return 1 endif endfor return 0 endfunction function! s:fzf_tmux(dict) let size = '' for o in ['up', 'down', 'left', 'right'] if s:present(a:dict, o) let size = '-'.o[0].(a:dict[o] == 1 ? '' : a:dict[o]) break endif endfor return printf('LINES=%d COLUMNS=%d %s %s %s --', \ &lines, &columns, s:fzf_tmux, size, (has_key(a:dict, 'source') ? '' : '-')) endfunction function! s:splittable(dict) return s:present(a:dict, 'up', 'down', 'left', 'right') endfunction function! s:pushd(dict) if s:present(a:dict, 'dir') let cwd = getcwd() if get(a:dict, 'prev_dir', '') ==# cwd return 1 endif let a:dict.prev_dir = cwd execute 'chdir '.s:escape(a:dict.dir) let a:dict.dir = getcwd() return 1 endif return 0 endfunction function! s:popd(dict) if has_key(a:dict, 'prev_dir') execute 'chdir '.s:escape(remove(a:dict, 'prev_dir')) endif endfunction function! s:execute(dict, command, temps) call s:pushd(a:dict) silent! !clear 2> /dev/null if has('gui_running') let launcher = get(a:dict, 'launcher', get(g:, 'fzf_launcher', s:launcher)) let command = printf(launcher, "'".substitute(a:command, "'", "'\"'\"'", 'g')."'") else let command = a:command endif execute 'silent !'.command redraw! if v:shell_error " Do not print error message on exit status 1 if v:shell_error > 1 echohl ErrorMsg echo 'Error running ' . command endif return [] else return s:callback(a:dict, a:temps) endif endfunction function! s:execute_tmux(dict, command, temps) let command = a:command if s:pushd(a:dict) " -c '#{pane_current_path}' is only available on tmux 1.9 or above let command = 'cd '.s:escape(a:dict.dir).' && '.command endif call system(command) return s:callback(a:dict, a:temps) endfunction function! s:calc_size(max, val) if a:val =~ '%$' return a:max * str2nr(a:val[:-2]) / 100 else return min([a:max, a:val]) endif endfunction function! s:split(dict) let directions = { \ 'up': ['topleft', &lines], \ 'down': ['botright', &lines], \ 'left': ['vertical topleft', &columns], \ 'right': ['vertical botright', &columns] } try for [dir, pair] in items(directions) let val = get(a:dict, dir, '') if !empty(val) let [cmd, max] = pair execute cmd s:calc_size(max, val).'new' return endif endfor if s:present(a:dict, 'window') execute a:dict.window else tabnew endif finally setlocal winfixwidth winfixheight endtry endfunction function! s:execute_term(dict, command, temps) call s:pushd(a:dict) call s:split(a:dict) let fzf = { 'buf': bufnr('%'), 'dict': a:dict, 'temps': a:temps } function! fzf.on_exit(id, code) execute 'bd!' self.buf call s:pushd(self.dict) try call s:callback(self.dict, self.temps) finally call s:popd(self.dict) endtry endfunction call termopen(a:command, fzf) file [FZF] startinsert return [] endfunction function! s:callback(dict, temps) if !filereadable(a:temps.result) let lines = [] else let lines = readfile(a:temps.result) if has_key(a:dict, 'sink') for line in lines if type(a:dict.sink) == 2 call a:dict.sink(line) else execute a:dict.sink s:escape(line) endif endfor endif if has_key(a:dict, 'sink*') call a:dict['sink*'](lines) endif endif for tf in values(a:temps) silent! call delete(tf) endfor return lines endfunction function! s:cmd_callback(lines) abort if empty(a:lines) return endif let key = remove(a:lines, 0) if key == 'ctrl-t' | let cmd = 'tabedit' elseif key == 'ctrl-x' | let cmd = 'split' elseif key == 'ctrl-v' | let cmd = 'vsplit' else | let cmd = 'e' endif call s:pushd(s:opts) try for item in a:lines execute cmd s:escape(item) endfor finally call s:popd(s:opts) endtry endfunction function! s:cmd(bang, ...) abort if bufexists('[FZF]') echohl WarningMsg echomsg 'FZF is already running!' echohl NONE return endif let args = copy(a:000) if !s:legacy let args = insert(args, '--expect=ctrl-t,ctrl-x,ctrl-v', 0) endif let opts = {} if len(args) > 0 && isdirectory(expand(args[-1])) let opts.dir = remove(args, -1) endif if !a:bang let opts.down = get(g:, 'fzf_tmux_height', s:default_tmux_height) endif if s:legacy call fzf#run(extend({ 'options': join(args), 'sink': 'e' }, opts)) else let s:opts = opts call fzf#run(extend({ 'options': join(args), 'sink*': function('cmd_callback') }, opts)) endif endfunction command! -nargs=* -complete=dir -bang FZF call s:cmd('' == '!', ) let &cpo = s:cpo_save unlet s:cpo_save