--- /dev/null
+" vim-plug: Vim plugin manager
+" ============================
+"
+" Download plug.vim and put it in ~/.vim/autoload
+"
+" curl -fLo ~/.vim/autoload/plug.vim --create-dirs \
+" https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
+"
+" Edit your .vimrc
+"
+" call plug#begin('~/.vim/plugged')
+"
+" " Make sure you use single quotes
+"
+" " Shorthand notation; fetches https://github.com/junegunn/vim-easy-align
+" Plug 'junegunn/vim-easy-align'
+"
+" " Any valid git URL is allowed
+" Plug 'https://github.com/junegunn/vim-github-dashboard.git'
+"
+" " Multiple Plug commands can be written in a single line using | separators
+" Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
+"
+" " On-demand loading
+" Plug 'scrooloose/nerdtree', { 'on': 'NERDTreeToggle' }
+" Plug 'tpope/vim-fireplace', { 'for': 'clojure' }
+"
+" " Using a non-master branch
+" Plug 'rdnetto/YCM-Generator', { 'branch': 'stable' }
+"
+" " Using a tagged release; wildcard allowed (requires git 1.9.2 or above)
+" Plug 'fatih/vim-go', { 'tag': '*' }
+"
+" " Plugin options
+" Plug 'nsf/gocode', { 'tag': 'v.20150303', 'rtp': 'vim' }
+"
+" " Plugin outside ~/.vim/plugged with post-update hook
+" Plug 'junegunn/fzf', { 'dir': '~/.fzf', 'do': './install --all' }
+"
+" " Unmanaged plugin (manually installed and updated)
+" Plug '~/my-prototype-plugin'
+"
+" " Initialize plugin system
+" call plug#end()
+"
+" Then reload .vimrc and :PlugInstall to install plugins.
+"
+" Plug options:
+"
+"| Option | Description |
+"| ----------------------- | ------------------------------------------------ |
+"| `branch`/`tag`/`commit` | Branch/tag/commit of the repository to use |
+"| `rtp` | Subdirectory that contains Vim plugin |
+"| `dir` | Custom directory for the plugin |
+"| `as` | Use different name for the plugin |
+"| `do` | Post-update hook (string or funcref) |
+"| `on` | On-demand loading: Commands or `<Plug>`-mappings |
+"| `for` | On-demand loading: File types |
+"| `frozen` | Do not update unless explicitly specified |
+"
+" More information: https://github.com/junegunn/vim-plug
+"
+"
+" 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_plug')
+ finish
+endif
+let g:loaded_plug = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+let s:plug_src = 'https://github.com/junegunn/vim-plug.git'
+let s:plug_tab = get(s:, 'plug_tab', -1)
+let s:plug_buf = get(s:, 'plug_buf', -1)
+let s:mac_gui = has('gui_macvim') && has('gui_running')
+let s:is_win = has('win32')
+let s:nvim = has('nvim-0.2') || (has('nvim') && exists('*jobwait') && !s:is_win)
+let s:vim8 = has('patch-8.0.0039') && exists('*job_start')
+let s:me = resolve(expand('<sfile>:p'))
+let s:base_spec = { 'branch': 'master', 'frozen': 0 }
+let s:TYPE = {
+\ 'string': type(''),
+\ 'list': type([]),
+\ 'dict': type({}),
+\ 'funcref': type(function('call'))
+\ }
+let s:loaded = get(s:, 'loaded', {})
+let s:triggers = get(s:, 'triggers', {})
+
+function! plug#begin(...)
+ if a:0 > 0
+ let s:plug_home_org = a:1
+ let home = s:path(fnamemodify(expand(a:1), ':p'))
+ elseif exists('g:plug_home')
+ let home = s:path(g:plug_home)
+ elseif !empty(&rtp)
+ let home = s:path(split(&rtp, ',')[0]) . '/plugged'
+ else
+ return s:err('Unable to determine plug home. Try calling plug#begin() with a path argument.')
+ endif
+ if fnamemodify(home, ':t') ==# 'plugin' && fnamemodify(home, ':h') ==# s:first_rtp
+ return s:err('Invalid plug home. '.home.' is a standard Vim runtime path and is not allowed.')
+ endif
+
+ let g:plug_home = home
+ let g:plugs = {}
+ let g:plugs_order = []
+ let s:triggers = {}
+
+ call s:define_commands()
+ return 1
+endfunction
+
+function! s:define_commands()
+ command! -nargs=+ -bar Plug call plug#(<args>)
+ if !executable('git')
+ return s:err('`git` executable not found. Most commands will not be available. To suppress this message, prepend `silent!` to `call plug#begin(...)`.')
+ endif
+ command! -nargs=* -bar -bang -complete=customlist,s:names PlugInstall call s:install(<bang>0, [<f-args>])
+ command! -nargs=* -bar -bang -complete=customlist,s:names PlugUpdate call s:update(<bang>0, [<f-args>])
+ command! -nargs=0 -bar -bang PlugClean call s:clean(<bang>0)
+ command! -nargs=0 -bar PlugUpgrade if s:upgrade() | execute 'source' s:esc(s:me) | endif
+ command! -nargs=0 -bar PlugStatus call s:status()
+ command! -nargs=0 -bar PlugDiff call s:diff()
+ command! -nargs=? -bar -bang -complete=file PlugSnapshot call s:snapshot(<bang>0, <f-args>)
+endfunction
+
+function! s:to_a(v)
+ return type(a:v) == s:TYPE.list ? a:v : [a:v]
+endfunction
+
+function! s:to_s(v)
+ return type(a:v) == s:TYPE.string ? a:v : join(a:v, "\n") . "\n"
+endfunction
+
+function! s:glob(from, pattern)
+ return s:lines(globpath(a:from, a:pattern))
+endfunction
+
+function! s:source(from, ...)
+ let found = 0
+ for pattern in a:000
+ for vim in s:glob(a:from, pattern)
+ execute 'source' s:esc(vim)
+ let found = 1
+ endfor
+ endfor
+ return found
+endfunction
+
+function! s:assoc(dict, key, val)
+ let a:dict[a:key] = add(get(a:dict, a:key, []), a:val)
+endfunction
+
+function! s:ask(message, ...)
+ call inputsave()
+ echohl WarningMsg
+ let answer = input(a:message.(a:0 ? ' (y/N/a) ' : ' (y/N) '))
+ echohl None
+ call inputrestore()
+ echo "\r"
+ return (a:0 && answer =~? '^a') ? 2 : (answer =~? '^y') ? 1 : 0
+endfunction
+
+function! s:ask_no_interrupt(...)
+ try
+ return call('s:ask', a:000)
+ catch
+ return 0
+ endtry
+endfunction
+
+function! plug#end()
+ if !exists('g:plugs')
+ return s:err('Call plug#begin() first')
+ endif
+
+ if exists('#PlugLOD')
+ augroup PlugLOD
+ autocmd!
+ augroup END
+ augroup! PlugLOD
+ endif
+ let lod = { 'ft': {}, 'map': {}, 'cmd': {} }
+
+ if exists('g:did_load_filetypes')
+ filetype off
+ endif
+ for name in g:plugs_order
+ if !has_key(g:plugs, name)
+ continue
+ endif
+ let plug = g:plugs[name]
+ if get(s:loaded, name, 0) || !has_key(plug, 'on') && !has_key(plug, 'for')
+ let s:loaded[name] = 1
+ continue
+ endif
+
+ if has_key(plug, 'on')
+ let s:triggers[name] = { 'map': [], 'cmd': [] }
+ for cmd in s:to_a(plug.on)
+ if cmd =~? '^<Plug>.\+'
+ if empty(mapcheck(cmd)) && empty(mapcheck(cmd, 'i'))
+ call s:assoc(lod.map, cmd, name)
+ endif
+ call add(s:triggers[name].map, cmd)
+ elseif cmd =~# '^[A-Z]'
+ let cmd = substitute(cmd, '!*$', '', '')
+ if exists(':'.cmd) != 2
+ call s:assoc(lod.cmd, cmd, name)
+ endif
+ call add(s:triggers[name].cmd, cmd)
+ else
+ call s:err('Invalid `on` option: '.cmd.
+ \ '. Should start with an uppercase letter or `<Plug>`.')
+ endif
+ endfor
+ endif
+
+ if has_key(plug, 'for')
+ let types = s:to_a(plug.for)
+ if !empty(types)
+ augroup filetypedetect
+ call s:source(s:rtp(plug), 'ftdetect/**/*.vim', 'after/ftdetect/**/*.vim')
+ augroup END
+ endif
+ for type in types
+ call s:assoc(lod.ft, type, name)
+ endfor
+ endif
+ endfor
+
+ for [cmd, names] in items(lod.cmd)
+ execute printf(
+ \ 'command! -nargs=* -range -bang -complete=file %s call s:lod_cmd(%s, "<bang>", <line1>, <line2>, <q-args>, %s)',
+ \ cmd, string(cmd), string(names))
+ endfor
+
+ for [map, names] in items(lod.map)
+ for [mode, map_prefix, key_prefix] in
+ \ [['i', '<C-O>', ''], ['n', '', ''], ['v', '', 'gv'], ['o', '', '']]
+ execute printf(
+ \ '%snoremap <silent> %s %s:<C-U>call <SID>lod_map(%s, %s, %s, "%s")<CR>',
+ \ mode, map, map_prefix, string(map), string(names), mode != 'i', key_prefix)
+ endfor
+ endfor
+
+ for [ft, names] in items(lod.ft)
+ augroup PlugLOD
+ execute printf('autocmd FileType %s call <SID>lod_ft(%s, %s)',
+ \ ft, string(ft), string(names))
+ augroup END
+ endfor
+
+ call s:reorg_rtp()
+ filetype plugin indent on
+ if has('vim_starting')
+ if has('syntax') && !exists('g:syntax_on')
+ syntax enable
+ end
+ else
+ call s:reload_plugins()
+ endif
+endfunction
+
+function! s:loaded_names()
+ return filter(copy(g:plugs_order), 'get(s:loaded, v:val, 0)')
+endfunction
+
+function! s:load_plugin(spec)
+ call s:source(s:rtp(a:spec), 'plugin/**/*.vim', 'after/plugin/**/*.vim')
+endfunction
+
+function! s:reload_plugins()
+ for name in s:loaded_names()
+ call s:load_plugin(g:plugs[name])
+ endfor
+endfunction
+
+function! s:trim(str)
+ return substitute(a:str, '[\/]\+$', '', '')
+endfunction
+
+function! s:version_requirement(val, min)
+ for idx in range(0, len(a:min) - 1)
+ let v = get(a:val, idx, 0)
+ if v < a:min[idx] | return 0
+ elseif v > a:min[idx] | return 1
+ endif
+ endfor
+ return 1
+endfunction
+
+function! s:git_version_requirement(...)
+ if !exists('s:git_version')
+ let s:git_version = map(split(split(s:system('git --version'))[2], '\.'), 'str2nr(v:val)')
+ endif
+ return s:version_requirement(s:git_version, a:000)
+endfunction
+
+function! s:progress_opt(base)
+ return a:base && !s:is_win &&
+ \ s:git_version_requirement(1, 7, 1) ? '--progress' : ''
+endfunction
+
+if s:is_win
+ function! s:rtp(spec)
+ return s:path(a:spec.dir . get(a:spec, 'rtp', ''))
+ endfunction
+
+ function! s:path(path)
+ return s:trim(substitute(a:path, '/', '\', 'g'))
+ endfunction
+
+ function! s:dirpath(path)
+ return s:path(a:path) . '\'
+ endfunction
+
+ function! s:is_local_plug(repo)
+ return a:repo =~? '^[a-z]:\|^[%~]'
+ endfunction
+else
+ function! s:rtp(spec)
+ return s:dirpath(a:spec.dir . get(a:spec, 'rtp', ''))
+ endfunction
+
+ function! s:path(path)
+ return s:trim(a:path)
+ endfunction
+
+ function! s:dirpath(path)
+ return substitute(a:path, '[/\\]*$', '/', '')
+ endfunction
+
+ function! s:is_local_plug(repo)
+ return a:repo[0] =~ '[/$~]'
+ endfunction
+endif
+
+function! s:err(msg)
+ echohl ErrorMsg
+ echom '[vim-plug] '.a:msg
+ echohl None
+endfunction
+
+function! s:warn(cmd, msg)
+ echohl WarningMsg
+ execute a:cmd 'a:msg'
+ echohl None
+endfunction
+
+function! s:esc(path)
+ return escape(a:path, ' ')
+endfunction
+
+function! s:escrtp(path)
+ return escape(a:path, ' ,')
+endfunction
+
+function! s:remove_rtp()
+ for name in s:loaded_names()
+ let rtp = s:rtp(g:plugs[name])
+ execute 'set rtp-='.s:escrtp(rtp)
+ let after = globpath(rtp, 'after')
+ if isdirectory(after)
+ execute 'set rtp-='.s:escrtp(after)
+ endif
+ endfor
+endfunction
+
+function! s:reorg_rtp()
+ if !empty(s:first_rtp)
+ execute 'set rtp-='.s:first_rtp
+ execute 'set rtp-='.s:last_rtp
+ endif
+
+ " &rtp is modified from outside
+ if exists('s:prtp') && s:prtp !=# &rtp
+ call s:remove_rtp()
+ unlet! s:middle
+ endif
+
+ let s:middle = get(s:, 'middle', &rtp)
+ let rtps = map(s:loaded_names(), 's:rtp(g:plugs[v:val])')
+ let afters = filter(map(copy(rtps), 'globpath(v:val, "after")'), '!empty(v:val)')
+ let rtp = join(map(rtps, 'escape(v:val, ",")'), ',')
+ \ . ','.s:middle.','
+ \ . join(map(afters, 'escape(v:val, ",")'), ',')
+ let &rtp = substitute(substitute(rtp, ',,*', ',', 'g'), '^,\|,$', '', 'g')
+ let s:prtp = &rtp
+
+ if !empty(s:first_rtp)
+ execute 'set rtp^='.s:first_rtp
+ execute 'set rtp+='.s:last_rtp
+ endif
+endfunction
+
+function! s:doautocmd(...)
+ if exists('#'.join(a:000, '#'))
+ execute 'doautocmd' ((v:version > 703 || has('patch442')) ? '<nomodeline>' : '') join(a:000)
+ endif
+endfunction
+
+function! s:dobufread(names)
+ for name in a:names
+ let path = s:rtp(g:plugs[name]).'/**'
+ for dir in ['ftdetect', 'ftplugin']
+ if len(finddir(dir, path))
+ if exists('#BufRead')
+ doautocmd BufRead
+ endif
+ return
+ endif
+ endfor
+ endfor
+endfunction
+
+function! plug#load(...)
+ if a:0 == 0
+ return s:err('Argument missing: plugin name(s) required')
+ endif
+ if !exists('g:plugs')
+ return s:err('plug#begin was not called')
+ endif
+ let names = a:0 == 1 && type(a:1) == s:TYPE.list ? a:1 : a:000
+ let unknowns = filter(copy(names), '!has_key(g:plugs, v:val)')
+ if !empty(unknowns)
+ let s = len(unknowns) > 1 ? 's' : ''
+ return s:err(printf('Unknown plugin%s: %s', s, join(unknowns, ', ')))
+ end
+ let unloaded = filter(copy(names), '!get(s:loaded, v:val, 0)')
+ if !empty(unloaded)
+ for name in unloaded
+ call s:lod([name], ['ftdetect', 'after/ftdetect', 'plugin', 'after/plugin'])
+ endfor
+ call s:dobufread(unloaded)
+ return 1
+ end
+ return 0
+endfunction
+
+function! s:remove_triggers(name)
+ if !has_key(s:triggers, a:name)
+ return
+ endif
+ for cmd in s:triggers[a:name].cmd
+ execute 'silent! delc' cmd
+ endfor
+ for map in s:triggers[a:name].map
+ execute 'silent! unmap' map
+ execute 'silent! iunmap' map
+ endfor
+ call remove(s:triggers, a:name)
+endfunction
+
+function! s:lod(names, types, ...)
+ for name in a:names
+ call s:remove_triggers(name)
+ let s:loaded[name] = 1
+ endfor
+ call s:reorg_rtp()
+
+ for name in a:names
+ let rtp = s:rtp(g:plugs[name])
+ for dir in a:types
+ call s:source(rtp, dir.'/**/*.vim')
+ endfor
+ if a:0
+ if !s:source(rtp, a:1) && !empty(s:glob(rtp, a:2))
+ execute 'runtime' a:1
+ endif
+ call s:source(rtp, a:2)
+ endif
+ call s:doautocmd('User', name)
+ endfor
+endfunction
+
+function! s:lod_ft(pat, names)
+ let syn = 'syntax/'.a:pat.'.vim'
+ call s:lod(a:names, ['plugin', 'after/plugin'], syn, 'after/'.syn)
+ execute 'autocmd! PlugLOD FileType' a:pat
+ call s:doautocmd('filetypeplugin', 'FileType')
+ call s:doautocmd('filetypeindent', 'FileType')
+endfunction
+
+function! s:lod_cmd(cmd, bang, l1, l2, args, names)
+ call s:lod(a:names, ['ftdetect', 'after/ftdetect', 'plugin', 'after/plugin'])
+ call s:dobufread(a:names)
+ execute printf('%s%s%s %s', (a:l1 == a:l2 ? '' : (a:l1.','.a:l2)), a:cmd, a:bang, a:args)
+endfunction
+
+function! s:lod_map(map, names, with_prefix, prefix)
+ call s:lod(a:names, ['ftdetect', 'after/ftdetect', 'plugin', 'after/plugin'])
+ call s:dobufread(a:names)
+ let extra = ''
+ while 1
+ let c = getchar(0)
+ if c == 0
+ break
+ endif
+ let extra .= nr2char(c)
+ endwhile
+
+ if a:with_prefix
+ let prefix = v:count ? v:count : ''
+ let prefix .= '"'.v:register.a:prefix
+ if mode(1) == 'no'
+ if v:operator == 'c'
+ let prefix = "\<esc>" . prefix
+ endif
+ let prefix .= v:operator
+ endif
+ call feedkeys(prefix, 'n')
+ endif
+ call feedkeys(substitute(a:map, '^<Plug>', "\<Plug>", '') . extra)
+endfunction
+
+function! plug#(repo, ...)
+ if a:0 > 1
+ return s:err('Invalid number of arguments (1..2)')
+ endif
+
+ try
+ let repo = s:trim(a:repo)
+ let opts = a:0 == 1 ? s:parse_options(a:1) : s:base_spec
+ let name = get(opts, 'as', fnamemodify(repo, ':t:s?\.git$??'))
+ let spec = extend(s:infer_properties(name, repo), opts)
+ if !has_key(g:plugs, name)
+ call add(g:plugs_order, name)
+ endif
+ let g:plugs[name] = spec
+ let s:loaded[name] = get(s:loaded, name, 0)
+ catch
+ return s:err(v:exception)
+ endtry
+endfunction
+
+function! s:parse_options(arg)
+ let opts = copy(s:base_spec)
+ let type = type(a:arg)
+ if type == s:TYPE.string
+ let opts.tag = a:arg
+ elseif type == s:TYPE.dict
+ call extend(opts, a:arg)
+ if has_key(opts, 'dir')
+ let opts.dir = s:dirpath(expand(opts.dir))
+ endif
+ else
+ throw 'Invalid argument type (expected: string or dictionary)'
+ endif
+ return opts
+endfunction
+
+function! s:infer_properties(name, repo)
+ let repo = a:repo
+ if s:is_local_plug(repo)
+ return { 'dir': s:dirpath(expand(repo)) }
+ else
+ if repo =~ ':'
+ let uri = repo
+ else
+ if repo !~ '/'
+ throw printf('Invalid argument: %s (implicit `vim-scripts'' expansion is deprecated)', repo)
+ endif
+ let fmt = get(g:, 'plug_url_format', 'https://git::@github.com/%s.git')
+ let uri = printf(fmt, repo)
+ endif
+ return { 'dir': s:dirpath(g:plug_home.'/'.a:name), 'uri': uri }
+ endif
+endfunction
+
+function! s:install(force, names)
+ call s:update_impl(0, a:force, a:names)
+endfunction
+
+function! s:update(force, names)
+ call s:update_impl(1, a:force, a:names)
+endfunction
+
+function! plug#helptags()
+ if !exists('g:plugs')
+ return s:err('plug#begin was not called')
+ endif
+ for spec in values(g:plugs)
+ let docd = join([s:rtp(spec), 'doc'], '/')
+ if isdirectory(docd)
+ silent! execute 'helptags' s:esc(docd)
+ endif
+ endfor
+ return 1
+endfunction
+
+function! s:syntax()
+ syntax clear
+ syntax region plug1 start=/\%1l/ end=/\%2l/ contains=plugNumber
+ syntax region plug2 start=/\%2l/ end=/\%3l/ contains=plugBracket,plugX
+ syn match plugNumber /[0-9]\+[0-9.]*/ contained
+ syn match plugBracket /[[\]]/ contained
+ syn match plugX /x/ contained
+ syn match plugDash /^-/
+ syn match plugPlus /^+/
+ syn match plugStar /^*/
+ syn match plugMessage /\(^- \)\@<=.*/
+ syn match plugName /\(^- \)\@<=[^ ]*:/
+ syn match plugSha /\%(: \)\@<=[0-9a-f]\{4,}$/
+ syn match plugTag /(tag: [^)]\+)/
+ syn match plugInstall /\(^+ \)\@<=[^:]*/
+ syn match plugUpdate /\(^* \)\@<=[^:]*/
+ syn match plugCommit /^ \X*[0-9a-f]\{7,9} .*/ contains=plugRelDate,plugEdge,plugTag
+ syn match plugEdge /^ \X\+$/
+ syn match plugEdge /^ \X*/ contained nextgroup=plugSha
+ syn match plugSha /[0-9a-f]\{7,9}/ contained
+ syn match plugRelDate /([^)]*)$/ contained
+ syn match plugNotLoaded /(not loaded)$/
+ syn match plugError /^x.*/
+ syn region plugDeleted start=/^\~ .*/ end=/^\ze\S/
+ syn match plugH2 /^.*:\n-\+$/
+ syn keyword Function PlugInstall PlugStatus PlugUpdate PlugClean
+ hi def link plug1 Title
+ hi def link plug2 Repeat
+ hi def link plugH2 Type
+ hi def link plugX Exception
+ hi def link plugBracket Structure
+ hi def link plugNumber Number
+
+ hi def link plugDash Special
+ hi def link plugPlus Constant
+ hi def link plugStar Boolean
+
+ hi def link plugMessage Function
+ hi def link plugName Label
+ hi def link plugInstall Function
+ hi def link plugUpdate Type
+
+ hi def link plugError Error
+ hi def link plugDeleted Ignore
+ hi def link plugRelDate Comment
+ hi def link plugEdge PreProc
+ hi def link plugSha Identifier
+ hi def link plugTag Constant
+
+ hi def link plugNotLoaded Comment
+endfunction
+
+function! s:lpad(str, len)
+ return a:str . repeat(' ', a:len - len(a:str))
+endfunction
+
+function! s:lines(msg)
+ return split(a:msg, "[\r\n]")
+endfunction
+
+function! s:lastline(msg)
+ return get(s:lines(a:msg), -1, '')
+endfunction
+
+function! s:new_window()
+ execute get(g:, 'plug_window', 'vertical topleft new')
+endfunction
+
+function! s:plug_window_exists()
+ let buflist = tabpagebuflist(s:plug_tab)
+ return !empty(buflist) && index(buflist, s:plug_buf) >= 0
+endfunction
+
+function! s:switch_in()
+ if !s:plug_window_exists()
+ return 0
+ endif
+
+ if winbufnr(0) != s:plug_buf
+ let s:pos = [tabpagenr(), winnr(), winsaveview()]
+ execute 'normal!' s:plug_tab.'gt'
+ let winnr = bufwinnr(s:plug_buf)
+ execute winnr.'wincmd w'
+ call add(s:pos, winsaveview())
+ else
+ let s:pos = [winsaveview()]
+ endif
+
+ setlocal modifiable
+ return 1
+endfunction
+
+function! s:switch_out(...)
+ call winrestview(s:pos[-1])
+ setlocal nomodifiable
+ if a:0 > 0
+ execute a:1
+ endif
+
+ if len(s:pos) > 1
+ execute 'normal!' s:pos[0].'gt'
+ execute s:pos[1] 'wincmd w'
+ call winrestview(s:pos[2])
+ endif
+endfunction
+
+function! s:finish_bindings()
+ nnoremap <silent> <buffer> R :call <SID>retry()<cr>
+ nnoremap <silent> <buffer> D :PlugDiff<cr>
+ nnoremap <silent> <buffer> S :PlugStatus<cr>
+ nnoremap <silent> <buffer> U :call <SID>status_update()<cr>
+ xnoremap <silent> <buffer> U :call <SID>status_update()<cr>
+ nnoremap <silent> <buffer> ]] :silent! call <SID>section('')<cr>
+ nnoremap <silent> <buffer> [[ :silent! call <SID>section('b')<cr>
+endfunction
+
+function! s:prepare(...)
+ if empty(getcwd())
+ throw 'Invalid current working directory. Cannot proceed.'
+ endif
+
+ for evar in ['$GIT_DIR', '$GIT_WORK_TREE']
+ if exists(evar)
+ throw evar.' detected. Cannot proceed.'
+ endif
+ endfor
+
+ call s:job_abort()
+ if s:switch_in()
+ if b:plug_preview == 1
+ pc
+ endif
+ enew
+ else
+ call s:new_window()
+ endif
+
+ nnoremap <silent> <buffer> q :if b:plug_preview==1<bar>pc<bar>endif<bar>bd<cr>
+ if a:0 == 0
+ call s:finish_bindings()
+ endif
+ let b:plug_preview = -1
+ let s:plug_tab = tabpagenr()
+ let s:plug_buf = winbufnr(0)
+ call s:assign_name()
+
+ for k in ['<cr>', 'L', 'o', 'X', 'd', 'dd']
+ execute 'silent! unmap <buffer>' k
+ endfor
+ setlocal buftype=nofile bufhidden=wipe nobuflisted nolist noswapfile nowrap cursorline modifiable nospell
+ if exists('+colorcolumn')
+ setlocal colorcolumn=
+ endif
+ setf vim-plug
+ if exists('g:syntax_on')
+ call s:syntax()
+ endif
+endfunction
+
+function! s:assign_name()
+ " Assign buffer name
+ let prefix = '[Plugins]'
+ let name = prefix
+ let idx = 2
+ while bufexists(name)
+ let name = printf('%s (%s)', prefix, idx)
+ let idx = idx + 1
+ endwhile
+ silent! execute 'f' fnameescape(name)
+endfunction
+
+function! s:chsh(swap)
+ let prev = [&shell, &shellcmdflag, &shellredir]
+ if s:is_win
+ set shell=cmd.exe shellcmdflag=/c shellredir=>%s\ 2>&1
+ elseif a:swap
+ set shell=sh shellredir=>%s\ 2>&1
+ endif
+ return prev
+endfunction
+
+function! s:bang(cmd, ...)
+ try
+ let [sh, shellcmdflag, shrd] = s:chsh(a:0)
+ " FIXME: Escaping is incomplete. We could use shellescape with eval,
+ " but it won't work on Windows.
+ let cmd = a:0 ? s:with_cd(a:cmd, a:1) : a:cmd
+ if s:is_win
+ let batchfile = tempname().'.bat'
+ call writefile(["@echo off\r", cmd . "\r"], batchfile)
+ let cmd = batchfile
+ endif
+ let g:_plug_bang = (s:is_win && has('gui_running') ? 'silent ' : '').'!'.escape(cmd, '#!%')
+ execute "normal! :execute g:_plug_bang\<cr>\<cr>"
+ finally
+ unlet g:_plug_bang
+ let [&shell, &shellcmdflag, &shellredir] = [sh, shellcmdflag, shrd]
+ if s:is_win
+ call delete(batchfile)
+ endif
+ endtry
+ return v:shell_error ? 'Exit status: ' . v:shell_error : ''
+endfunction
+
+function! s:regress_bar()
+ let bar = substitute(getline(2)[1:-2], '.*\zs=', 'x', '')
+ call s:progress_bar(2, bar, len(bar))
+endfunction
+
+function! s:is_updated(dir)
+ return !empty(s:system_chomp('git log --pretty=format:"%h" "HEAD...HEAD@{1}"', a:dir))
+endfunction
+
+function! s:do(pull, force, todo)
+ for [name, spec] in items(a:todo)
+ if !isdirectory(spec.dir)
+ continue
+ endif
+ let installed = has_key(s:update.new, name)
+ let updated = installed ? 0 :
+ \ (a:pull && index(s:update.errors, name) < 0 && s:is_updated(spec.dir))
+ if a:force || installed || updated
+ execute 'cd' s:esc(spec.dir)
+ call append(3, '- Post-update hook for '. name .' ... ')
+ let error = ''
+ let type = type(spec.do)
+ if type == s:TYPE.string
+ if spec.do[0] == ':'
+ if !get(s:loaded, name, 0)
+ let s:loaded[name] = 1
+ call s:reorg_rtp()
+ endif
+ call s:load_plugin(spec)
+ try
+ execute spec.do[1:]
+ catch
+ let error = v:exception
+ endtry
+ if !s:plug_window_exists()
+ cd -
+ throw 'Warning: vim-plug was terminated by the post-update hook of '.name
+ endif
+ else
+ let error = s:bang(spec.do)
+ endif
+ elseif type == s:TYPE.funcref
+ try
+ let status = installed ? 'installed' : (updated ? 'updated' : 'unchanged')
+ call spec.do({ 'name': name, 'status': status, 'force': a:force })
+ catch
+ let error = v:exception
+ endtry
+ else
+ let error = 'Invalid hook type'
+ endif
+ call s:switch_in()
+ call setline(4, empty(error) ? (getline(4) . 'OK')
+ \ : ('x' . getline(4)[1:] . error))
+ if !empty(error)
+ call add(s:update.errors, name)
+ call s:regress_bar()
+ endif
+ cd -
+ endif
+ endfor
+endfunction
+
+function! s:hash_match(a, b)
+ return stridx(a:a, a:b) == 0 || stridx(a:b, a:a) == 0
+endfunction
+
+function! s:checkout(spec)
+ let sha = a:spec.commit
+ let output = s:system('git rev-parse HEAD', a:spec.dir)
+ if !v:shell_error && !s:hash_match(sha, s:lines(output)[0])
+ let output = s:system(
+ \ 'git fetch --depth 999999 && git checkout '.s:esc(sha).' --', a:spec.dir)
+ endif
+ return output
+endfunction
+
+function! s:finish(pull)
+ let new_frozen = len(filter(keys(s:update.new), 'g:plugs[v:val].frozen'))
+ if new_frozen
+ let s = new_frozen > 1 ? 's' : ''
+ call append(3, printf('- Installed %d frozen plugin%s', new_frozen, s))
+ endif
+ call append(3, '- Finishing ... ') | 4
+ redraw
+ call plug#helptags()
+ call plug#end()
+ call setline(4, getline(4) . 'Done!')
+ redraw
+ let msgs = []
+ if !empty(s:update.errors)
+ call add(msgs, "Press 'R' to retry.")
+ endif
+ if a:pull && len(s:update.new) < len(filter(getline(5, '$'),
+ \ "v:val =~ '^- ' && v:val !~# 'Already up.to.date'"))
+ call add(msgs, "Press 'D' to see the updated changes.")
+ endif
+ echo join(msgs, ' ')
+ call s:finish_bindings()
+endfunction
+
+function! s:retry()
+ if empty(s:update.errors)
+ return
+ endif
+ echo
+ call s:update_impl(s:update.pull, s:update.force,
+ \ extend(copy(s:update.errors), [s:update.threads]))
+endfunction
+
+function! s:is_managed(name)
+ return has_key(g:plugs[a:name], 'uri')
+endfunction
+
+function! s:names(...)
+ return sort(filter(keys(g:plugs), 'stridx(v:val, a:1) == 0 && s:is_managed(v:val)'))
+endfunction
+
+function! s:check_ruby()
+ silent! ruby require 'thread'; VIM::command("let g:plug_ruby = '#{RUBY_VERSION}'")
+ if !exists('g:plug_ruby')
+ redraw!
+ return s:warn('echom', 'Warning: Ruby interface is broken')
+ endif
+ let ruby_version = split(g:plug_ruby, '\.')
+ unlet g:plug_ruby
+ return s:version_requirement(ruby_version, [1, 8, 7])
+endfunction
+
+function! s:update_impl(pull, force, args) abort
+ let sync = index(a:args, '--sync') >= 0 || has('vim_starting')
+ let args = filter(copy(a:args), 'v:val != "--sync"')
+ let threads = (len(args) > 0 && args[-1] =~ '^[1-9][0-9]*$') ?
+ \ remove(args, -1) : get(g:, 'plug_threads', 16)
+
+ let managed = filter(copy(g:plugs), 's:is_managed(v:key)')
+ let todo = empty(args) ? filter(managed, '!v:val.frozen || !isdirectory(v:val.dir)') :
+ \ filter(managed, 'index(args, v:key) >= 0')
+
+ if empty(todo)
+ return s:warn('echo', 'No plugin to '. (a:pull ? 'update' : 'install'))
+ endif
+
+ if !s:is_win && s:git_version_requirement(2, 3)
+ let s:git_terminal_prompt = exists('$GIT_TERMINAL_PROMPT') ? $GIT_TERMINAL_PROMPT : ''
+ let $GIT_TERMINAL_PROMPT = 0
+ for plug in values(todo)
+ let plug.uri = substitute(plug.uri,
+ \ '^https://git::@github\.com', 'https://github.com', '')
+ endfor
+ endif
+
+ if !isdirectory(g:plug_home)
+ try
+ call mkdir(g:plug_home, 'p')
+ catch
+ return s:err(printf('Invalid plug directory: %s. '.
+ \ 'Try to call plug#begin with a valid directory', g:plug_home))
+ endtry
+ endif
+
+ if has('nvim') && !exists('*jobwait') && threads > 1
+ call s:warn('echom', '[vim-plug] Update Neovim for parallel installer')
+ endif
+
+ let use_job = s:nvim || s:vim8
+ let python = (has('python') || has('python3')) && !use_job
+ let ruby = has('ruby') && !use_job && (v:version >= 703 || v:version == 702 && has('patch374')) && !(s:is_win && has('gui_running')) && threads > 1 && s:check_ruby()
+
+ let s:update = {
+ \ 'start': reltime(),
+ \ 'all': todo,
+ \ 'todo': copy(todo),
+ \ 'errors': [],
+ \ 'pull': a:pull,
+ \ 'force': a:force,
+ \ 'new': {},
+ \ 'threads': (python || ruby || use_job) ? min([len(todo), threads]) : 1,
+ \ 'bar': '',
+ \ 'fin': 0
+ \ }
+
+ call s:prepare(1)
+ call append(0, ['', ''])
+ normal! 2G
+ silent! redraw
+
+ let s:clone_opt = get(g:, 'plug_shallow', 1) ?
+ \ '--depth 1' . (s:git_version_requirement(1, 7, 10) ? ' --no-single-branch' : '') : ''
+
+ if has('win32unix')
+ let s:clone_opt .= ' -c core.eol=lf -c core.autocrlf=input'
+ endif
+
+ " Python version requirement (>= 2.7)
+ if python && !has('python3') && !ruby && !use_job && s:update.threads > 1
+ redir => pyv
+ silent python import platform; print platform.python_version()
+ redir END
+ let python = s:version_requirement(
+ \ map(split(split(pyv)[0], '\.'), 'str2nr(v:val)'), [2, 6])
+ endif
+
+ if (python || ruby) && s:update.threads > 1
+ try
+ let imd = &imd
+ if s:mac_gui
+ set noimd
+ endif
+ if ruby
+ call s:update_ruby()
+ else
+ call s:update_python()
+ endif
+ catch
+ let lines = getline(4, '$')
+ let printed = {}
+ silent! 4,$d _
+ for line in lines
+ let name = s:extract_name(line, '.', '')
+ if empty(name) || !has_key(printed, name)
+ call append('$', line)
+ if !empty(name)
+ let printed[name] = 1
+ if line[0] == 'x' && index(s:update.errors, name) < 0
+ call add(s:update.errors, name)
+ end
+ endif
+ endif
+ endfor
+ finally
+ let &imd = imd
+ call s:update_finish()
+ endtry
+ else
+ call s:update_vim()
+ while use_job && sync
+ sleep 100m
+ if s:update.fin
+ break
+ endif
+ endwhile
+ endif
+endfunction
+
+function! s:log4(name, msg)
+ call setline(4, printf('- %s (%s)', a:msg, a:name))
+ redraw
+endfunction
+
+function! s:update_finish()
+ if exists('s:git_terminal_prompt')
+ let $GIT_TERMINAL_PROMPT = s:git_terminal_prompt
+ endif
+ if s:switch_in()
+ call append(3, '- Updating ...') | 4
+ for [name, spec] in items(filter(copy(s:update.all), 'index(s:update.errors, v:key) < 0 && (s:update.force || s:update.pull || has_key(s:update.new, v:key))'))
+ let [pos, _] = s:logpos(name)
+ if !pos
+ continue
+ endif
+ if has_key(spec, 'commit')
+ call s:log4(name, 'Checking out '.spec.commit)
+ let out = s:checkout(spec)
+ elseif has_key(spec, 'tag')
+ let tag = spec.tag
+ if tag =~ '\*'
+ let tags = s:lines(s:system('git tag --list '.s:shellesc(tag).' --sort -version:refname 2>&1', spec.dir))
+ if !v:shell_error && !empty(tags)
+ let tag = tags[0]
+ call s:log4(name, printf('Latest tag for %s -> %s', spec.tag, tag))
+ call append(3, '')
+ endif
+ endif
+ call s:log4(name, 'Checking out '.tag)
+ let out = s:system('git checkout -q '.s:esc(tag).' -- 2>&1', spec.dir)
+ else
+ let branch = s:esc(get(spec, 'branch', 'master'))
+ call s:log4(name, 'Merging origin/'.branch)
+ let out = s:system('git checkout -q '.branch.' -- 2>&1'
+ \. (has_key(s:update.new, name) ? '' : ('&& git merge --ff-only origin/'.branch.' 2>&1')), spec.dir)
+ endif
+ if !v:shell_error && filereadable(spec.dir.'/.gitmodules') &&
+ \ (s:update.force || has_key(s:update.new, name) || s:is_updated(spec.dir))
+ call s:log4(name, 'Updating submodules. This may take a while.')
+ let out .= s:bang('git submodule update --init --recursive 2>&1', spec.dir)
+ endif
+ let msg = s:format_message(v:shell_error ? 'x': '-', name, out)
+ if v:shell_error
+ call add(s:update.errors, name)
+ call s:regress_bar()
+ silent execute pos 'd _'
+ call append(4, msg) | 4
+ elseif !empty(out)
+ call setline(pos, msg[0])
+ endif
+ redraw
+ endfor
+ silent 4 d _
+ try
+ call s:do(s:update.pull, s:update.force, filter(copy(s:update.all), 'index(s:update.errors, v:key) < 0 && has_key(v:val, "do")'))
+ catch
+ call s:warn('echom', v:exception)
+ call s:warn('echo', '')
+ return
+ endtry
+ call s:finish(s:update.pull)
+ call setline(1, 'Updated. Elapsed time: ' . split(reltimestr(reltime(s:update.start)))[0] . ' sec.')
+ call s:switch_out('normal! gg')
+ endif
+endfunction
+
+function! s:job_abort()
+ if (!s:nvim && !s:vim8) || !exists('s:jobs')
+ return
+ endif
+
+ for [name, j] in items(s:jobs)
+ if s:nvim
+ silent! call jobstop(j.jobid)
+ elseif s:vim8
+ silent! call job_stop(j.jobid)
+ endif
+ if j.new
+ call s:system('rm -rf ' . s:shellesc(g:plugs[name].dir))
+ endif
+ endfor
+ let s:jobs = {}
+endfunction
+
+function! s:last_non_empty_line(lines)
+ let len = len(a:lines)
+ for idx in range(len)
+ let line = a:lines[len-idx-1]
+ if !empty(line)
+ return line
+ endif
+ endfor
+ return ''
+endfunction
+
+function! s:job_out_cb(self, data) abort
+ let self = a:self
+ let data = remove(self.lines, -1) . a:data
+ let lines = map(split(data, "\n", 1), 'split(v:val, "\r", 1)[-1]')
+ call extend(self.lines, lines)
+ " To reduce the number of buffer updates
+ let self.tick = get(self, 'tick', -1) + 1
+ if !self.running || self.tick % len(s:jobs) == 0
+ let bullet = self.running ? (self.new ? '+' : '*') : (self.error ? 'x' : '-')
+ let result = self.error ? join(self.lines, "\n") : s:last_non_empty_line(self.lines)
+ call s:log(bullet, self.name, result)
+ endif
+endfunction
+
+function! s:job_exit_cb(self, data) abort
+ let a:self.running = 0
+ let a:self.error = a:data != 0
+ call s:reap(a:self.name)
+ call s:tick()
+endfunction
+
+function! s:job_cb(fn, job, ch, data)
+ if !s:plug_window_exists() " plug window closed
+ return s:job_abort()
+ endif
+ call call(a:fn, [a:job, a:data])
+endfunction
+
+function! s:nvim_cb(job_id, data, event) dict abort
+ return a:event == 'stdout' ?
+ \ s:job_cb('s:job_out_cb', self, 0, join(a:data, "\n")) :
+ \ s:job_cb('s:job_exit_cb', self, 0, a:data)
+endfunction
+
+function! s:spawn(name, cmd, opts)
+ let job = { 'name': a:name, 'running': 1, 'error': 0, 'lines': [''],
+ \ 'batchfile': (s:is_win && (s:nvim || s:vim8)) ? tempname().'.bat' : '',
+ \ 'new': get(a:opts, 'new', 0) }
+ let s:jobs[a:name] = job
+ let cmd = has_key(a:opts, 'dir') ? s:with_cd(a:cmd, a:opts.dir) : a:cmd
+ if !empty(job.batchfile)
+ call writefile(["@echo off\r", cmd . "\r"], job.batchfile)
+ let cmd = job.batchfile
+ endif
+ let argv = add(s:is_win ? ['cmd', '/c'] : ['sh', '-c'], cmd)
+
+ if s:nvim
+ call extend(job, {
+ \ 'on_stdout': function('s:nvim_cb'),
+ \ 'on_exit': function('s:nvim_cb'),
+ \ })
+ let jid = jobstart(argv, job)
+ if jid > 0
+ let job.jobid = jid
+ else
+ let job.running = 0
+ let job.error = 1
+ let job.lines = [jid < 0 ? argv[0].' is not executable' :
+ \ 'Invalid arguments (or job table is full)']
+ endif
+ elseif s:vim8
+ let jid = job_start(s:is_win ? join(argv, ' ') : argv, {
+ \ 'out_cb': function('s:job_cb', ['s:job_out_cb', job]),
+ \ 'exit_cb': function('s:job_cb', ['s:job_exit_cb', job]),
+ \ 'out_mode': 'raw'
+ \})
+ if job_status(jid) == 'run'
+ let job.jobid = jid
+ else
+ let job.running = 0
+ let job.error = 1
+ let job.lines = ['Failed to start job']
+ endif
+ else
+ let job.lines = s:lines(call('s:system', [cmd]))
+ let job.error = v:shell_error != 0
+ let job.running = 0
+ endif
+endfunction
+
+function! s:reap(name)
+ let job = s:jobs[a:name]
+ if job.error
+ call add(s:update.errors, a:name)
+ elseif get(job, 'new', 0)
+ let s:update.new[a:name] = 1
+ endif
+ let s:update.bar .= job.error ? 'x' : '='
+
+ let bullet = job.error ? 'x' : '-'
+ let result = job.error ? join(job.lines, "\n") : s:last_non_empty_line(job.lines)
+ call s:log(bullet, a:name, empty(result) ? 'OK' : result)
+ call s:bar()
+
+ if has_key(job, 'batchfile') && !empty(job.batchfile)
+ call delete(job.batchfile)
+ endif
+ call remove(s:jobs, a:name)
+endfunction
+
+function! s:bar()
+ if s:switch_in()
+ let total = len(s:update.all)
+ call setline(1, (s:update.pull ? 'Updating' : 'Installing').
+ \ ' plugins ('.len(s:update.bar).'/'.total.')')
+ call s:progress_bar(2, s:update.bar, total)
+ call s:switch_out()
+ endif
+endfunction
+
+function! s:logpos(name)
+ for i in range(4, line('$'))
+ if getline(i) =~# '^[-+x*] '.a:name.':'
+ for j in range(i + 1, line('$'))
+ if getline(j) !~ '^ '
+ return [i, j - 1]
+ endif
+ endfor
+ return [i, i]
+ endif
+ endfor
+ return [0, 0]
+endfunction
+
+function! s:log(bullet, name, lines)
+ if s:switch_in()
+ let [b, e] = s:logpos(a:name)
+ if b > 0
+ silent execute printf('%d,%d d _', b, e)
+ if b > winheight('.')
+ let b = 4
+ endif
+ else
+ let b = 4
+ endif
+ " FIXME For some reason, nomodifiable is set after :d in vim8
+ setlocal modifiable
+ call append(b - 1, s:format_message(a:bullet, a:name, a:lines))
+ call s:switch_out()
+ endif
+endfunction
+
+function! s:update_vim()
+ let s:jobs = {}
+
+ call s:bar()
+ call s:tick()
+endfunction
+
+function! s:tick()
+ let pull = s:update.pull
+ let prog = s:progress_opt(s:nvim || s:vim8)
+while 1 " Without TCO, Vim stack is bound to explode
+ if empty(s:update.todo)
+ if empty(s:jobs) && !s:update.fin
+ call s:update_finish()
+ let s:update.fin = 1
+ endif
+ return
+ endif
+
+ let name = keys(s:update.todo)[0]
+ let spec = remove(s:update.todo, name)
+ let new = !isdirectory(spec.dir)
+
+ call s:log(new ? '+' : '*', name, pull ? 'Updating ...' : 'Installing ...')
+ redraw
+
+ let has_tag = has_key(spec, 'tag')
+ if !new
+ let [error, _] = s:git_validate(spec, 0)
+ if empty(error)
+ if pull
+ let fetch_opt = (has_tag && !empty(globpath(spec.dir, '.git/shallow'))) ? '--depth 99999999' : ''
+ call s:spawn(name, printf('git fetch %s %s 2>&1', fetch_opt, prog), { 'dir': spec.dir })
+ else
+ let s:jobs[name] = { 'running': 0, 'lines': ['Already installed'], 'error': 0 }
+ endif
+ else
+ let s:jobs[name] = { 'running': 0, 'lines': s:lines(error), 'error': 1 }
+ endif
+ else
+ call s:spawn(name,
+ \ printf('git clone %s %s %s %s 2>&1',
+ \ has_tag ? '' : s:clone_opt,
+ \ prog,
+ \ s:shellesc(spec.uri),
+ \ s:shellesc(s:trim(spec.dir))), { 'new': 1 })
+ endif
+
+ if !s:jobs[name].running
+ call s:reap(name)
+ endif
+ if len(s:jobs) >= s:update.threads
+ break
+ endif
+endwhile
+endfunction
+
+function! s:update_python()
+let py_exe = has('python') ? 'python' : 'python3'
+execute py_exe "<< EOF"
+import datetime
+import functools
+import os
+try:
+ import queue
+except ImportError:
+ import Queue as queue
+import random
+import re
+import shutil
+import signal
+import subprocess
+import tempfile
+import threading as thr
+import time
+import traceback
+import vim
+
+G_NVIM = vim.eval("has('nvim')") == '1'
+G_PULL = vim.eval('s:update.pull') == '1'
+G_RETRIES = int(vim.eval('get(g:, "plug_retries", 2)')) + 1
+G_TIMEOUT = int(vim.eval('get(g:, "plug_timeout", 60)'))
+G_CLONE_OPT = vim.eval('s:clone_opt')
+G_PROGRESS = vim.eval('s:progress_opt(1)')
+G_LOG_PROB = 1.0 / int(vim.eval('s:update.threads'))
+G_STOP = thr.Event()
+G_IS_WIN = vim.eval('s:is_win') == '1'
+
+class PlugError(Exception):
+ def __init__(self, msg):
+ self.msg = msg
+class CmdTimedOut(PlugError):
+ pass
+class CmdFailed(PlugError):
+ pass
+class InvalidURI(PlugError):
+ pass
+class Action(object):
+ INSTALL, UPDATE, ERROR, DONE = ['+', '*', 'x', '-']
+
+class Buffer(object):
+ def __init__(self, lock, num_plugs, is_pull):
+ self.bar = ''
+ self.event = 'Updating' if is_pull else 'Installing'
+ self.lock = lock
+ self.maxy = int(vim.eval('winheight(".")'))
+ self.num_plugs = num_plugs
+
+ def __where(self, name):
+ """ Find first line with name in current buffer. Return line num. """
+ found, lnum = False, 0
+ matcher = re.compile('^[-+x*] {0}:'.format(name))
+ for line in vim.current.buffer:
+ if matcher.search(line) is not None:
+ found = True
+ break
+ lnum += 1
+
+ if not found:
+ lnum = -1
+ return lnum
+
+ def header(self):
+ curbuf = vim.current.buffer
+ curbuf[0] = self.event + ' plugins ({0}/{1})'.format(len(self.bar), self.num_plugs)
+
+ num_spaces = self.num_plugs - len(self.bar)
+ curbuf[1] = '[{0}{1}]'.format(self.bar, num_spaces * ' ')
+
+ with self.lock:
+ vim.command('normal! 2G')
+ vim.command('redraw')
+
+ def write(self, action, name, lines):
+ first, rest = lines[0], lines[1:]
+ msg = ['{0} {1}{2}{3}'.format(action, name, ': ' if first else '', first)]
+ msg.extend([' ' + line for line in rest])
+
+ try:
+ if action == Action.ERROR:
+ self.bar += 'x'
+ vim.command("call add(s:update.errors, '{0}')".format(name))
+ elif action == Action.DONE:
+ self.bar += '='
+
+ curbuf = vim.current.buffer
+ lnum = self.__where(name)
+ if lnum != -1: # Found matching line num
+ del curbuf[lnum]
+ if lnum > self.maxy and action in set([Action.INSTALL, Action.UPDATE]):
+ lnum = 3
+ else:
+ lnum = 3
+ curbuf.append(msg, lnum)
+
+ self.header()
+ except vim.error:
+ pass
+
+class Command(object):
+ CD = 'cd /d' if G_IS_WIN else 'cd'
+
+ def __init__(self, cmd, cmd_dir=None, timeout=60, cb=None, clean=None):
+ self.cmd = cmd
+ if cmd_dir:
+ self.cmd = '{0} {1} && {2}'.format(Command.CD, cmd_dir, self.cmd)
+ self.timeout = timeout
+ self.callback = cb if cb else (lambda msg: None)
+ self.clean = clean if clean else (lambda: None)
+ self.proc = None
+
+ @property
+ def alive(self):
+ """ Returns true only if command still running. """
+ return self.proc and self.proc.poll() is None
+
+ def execute(self, ntries=3):
+ """ Execute the command with ntries if CmdTimedOut.
+ Returns the output of the command if no Exception.
+ """
+ attempt, finished, limit = 0, False, self.timeout
+
+ while not finished:
+ try:
+ attempt += 1
+ result = self.try_command()
+ finished = True
+ return result
+ except CmdTimedOut:
+ if attempt != ntries:
+ self.notify_retry()
+ self.timeout += limit
+ else:
+ raise
+
+ def notify_retry(self):
+ """ Retry required for command, notify user. """
+ for count in range(3, 0, -1):
+ if G_STOP.is_set():
+ raise KeyboardInterrupt
+ msg = 'Timeout. Will retry in {0} second{1} ...'.format(
+ count, 's' if count != 1 else '')
+ self.callback([msg])
+ time.sleep(1)
+ self.callback(['Retrying ...'])
+
+ def try_command(self):
+ """ Execute a cmd & poll for callback. Returns list of output.
+ Raises CmdFailed -> return code for Popen isn't 0
+ Raises CmdTimedOut -> command exceeded timeout without new output
+ """
+ first_line = True
+
+ try:
+ tfile = tempfile.NamedTemporaryFile(mode='w+b')
+ preexec_fn = not G_IS_WIN and os.setsid or None
+ self.proc = subprocess.Popen(self.cmd, stdout=tfile,
+ stderr=subprocess.STDOUT,
+ stdin=subprocess.PIPE, shell=True,
+ preexec_fn=preexec_fn)
+ thrd = thr.Thread(target=(lambda proc: proc.wait()), args=(self.proc,))
+ thrd.start()
+
+ thread_not_started = True
+ while thread_not_started:
+ try:
+ thrd.join(0.1)
+ thread_not_started = False
+ except RuntimeError:
+ pass
+
+ while self.alive:
+ if G_STOP.is_set():
+ raise KeyboardInterrupt
+
+ if first_line or random.random() < G_LOG_PROB:
+ first_line = False
+ line = '' if G_IS_WIN else nonblock_read(tfile.name)
+ if line:
+ self.callback([line])
+
+ time_diff = time.time() - os.path.getmtime(tfile.name)
+ if time_diff > self.timeout:
+ raise CmdTimedOut(['Timeout!'])
+
+ thrd.join(0.5)
+
+ tfile.seek(0)
+ result = [line.decode('utf-8', 'replace').rstrip() for line in tfile]
+
+ if self.proc.returncode != 0:
+ raise CmdFailed([''] + result)
+
+ return result
+ except:
+ self.terminate()
+ raise
+
+ def terminate(self):
+ """ Terminate process and cleanup. """
+ if self.alive:
+ if G_IS_WIN:
+ os.kill(self.proc.pid, signal.SIGINT)
+ else:
+ os.killpg(self.proc.pid, signal.SIGTERM)
+ self.clean()
+
+class Plugin(object):
+ def __init__(self, name, args, buf_q, lock):
+ self.name = name
+ self.args = args
+ self.buf_q = buf_q
+ self.lock = lock
+ self.tag = args.get('tag', 0)
+
+ def manage(self):
+ try:
+ if os.path.exists(self.args['dir']):
+ self.update()
+ else:
+ self.install()
+ with self.lock:
+ thread_vim_command("let s:update.new['{0}'] = 1".format(self.name))
+ except PlugError as exc:
+ self.write(Action.ERROR, self.name, exc.msg)
+ except KeyboardInterrupt:
+ G_STOP.set()
+ self.write(Action.ERROR, self.name, ['Interrupted!'])
+ except:
+ # Any exception except those above print stack trace
+ msg = 'Trace:\n{0}'.format(traceback.format_exc().rstrip())
+ self.write(Action.ERROR, self.name, msg.split('\n'))
+ raise
+
+ def install(self):
+ target = self.args['dir']
+ if target[-1] == '\\':
+ target = target[0:-1]
+
+ def clean(target):
+ def _clean():
+ try:
+ shutil.rmtree(target)
+ except OSError:
+ pass
+ return _clean
+
+ self.write(Action.INSTALL, self.name, ['Installing ...'])
+ callback = functools.partial(self.write, Action.INSTALL, self.name)
+ cmd = 'git clone {0} {1} {2} {3} 2>&1'.format(
+ '' if self.tag else G_CLONE_OPT, G_PROGRESS, self.args['uri'],
+ esc(target))
+ com = Command(cmd, None, G_TIMEOUT, callback, clean(target))
+ result = com.execute(G_RETRIES)
+ self.write(Action.DONE, self.name, result[-1:])
+
+ def repo_uri(self):
+ cmd = 'git rev-parse --abbrev-ref HEAD 2>&1 && git config -f .git/config remote.origin.url'
+ command = Command(cmd, self.args['dir'], G_TIMEOUT,)
+ result = command.execute(G_RETRIES)
+ return result[-1]
+
+ def update(self):
+ actual_uri = self.repo_uri()
+ expect_uri = self.args['uri']
+ regex = re.compile(r'^(?:\w+://)?(?:[^@/]*@)?([^:/]*(?::[0-9]*)?)[:/](.*?)(?:\.git)?/?$')
+ ma = regex.match(actual_uri)
+ mb = regex.match(expect_uri)
+ if ma is None or mb is None or ma.groups() != mb.groups():
+ msg = ['',
+ 'Invalid URI: {0}'.format(actual_uri),
+ 'Expected {0}'.format(expect_uri),
+ 'PlugClean required.']
+ raise InvalidURI(msg)
+
+ if G_PULL:
+ self.write(Action.UPDATE, self.name, ['Updating ...'])
+ callback = functools.partial(self.write, Action.UPDATE, self.name)
+ fetch_opt = '--depth 99999999' if self.tag and os.path.isfile(os.path.join(self.args['dir'], '.git/shallow')) else ''
+ cmd = 'git fetch {0} {1} 2>&1'.format(fetch_opt, G_PROGRESS)
+ com = Command(cmd, self.args['dir'], G_TIMEOUT, callback)
+ result = com.execute(G_RETRIES)
+ self.write(Action.DONE, self.name, result[-1:])
+ else:
+ self.write(Action.DONE, self.name, ['Already installed'])
+
+ def write(self, action, name, msg):
+ self.buf_q.put((action, name, msg))
+
+class PlugThread(thr.Thread):
+ def __init__(self, tname, args):
+ super(PlugThread, self).__init__()
+ self.tname = tname
+ self.args = args
+
+ def run(self):
+ thr.current_thread().name = self.tname
+ buf_q, work_q, lock = self.args
+
+ try:
+ while not G_STOP.is_set():
+ name, args = work_q.get_nowait()
+ plug = Plugin(name, args, buf_q, lock)
+ plug.manage()
+ work_q.task_done()
+ except queue.Empty:
+ pass
+
+class RefreshThread(thr.Thread):
+ def __init__(self, lock):
+ super(RefreshThread, self).__init__()
+ self.lock = lock
+ self.running = True
+
+ def run(self):
+ while self.running:
+ with self.lock:
+ thread_vim_command('noautocmd normal! a')
+ time.sleep(0.33)
+
+ def stop(self):
+ self.running = False
+
+if G_NVIM:
+ def thread_vim_command(cmd):
+ vim.session.threadsafe_call(lambda: vim.command(cmd))
+else:
+ def thread_vim_command(cmd):
+ vim.command(cmd)
+
+def esc(name):
+ return '"' + name.replace('"', '\"') + '"'
+
+def nonblock_read(fname):
+ """ Read a file with nonblock flag. Return the last line. """
+ fread = os.open(fname, os.O_RDONLY | os.O_NONBLOCK)
+ buf = os.read(fread, 100000).decode('utf-8', 'replace')
+ os.close(fread)
+
+ line = buf.rstrip('\r\n')
+ left = max(line.rfind('\r'), line.rfind('\n'))
+ if left != -1:
+ left += 1
+ line = line[left:]
+
+ return line
+
+def main():
+ thr.current_thread().name = 'main'
+ nthreads = int(vim.eval('s:update.threads'))
+ plugs = vim.eval('s:update.todo')
+ mac_gui = vim.eval('s:mac_gui') == '1'
+
+ lock = thr.Lock()
+ buf = Buffer(lock, len(plugs), G_PULL)
+ buf_q, work_q = queue.Queue(), queue.Queue()
+ for work in plugs.items():
+ work_q.put(work)
+
+ start_cnt = thr.active_count()
+ for num in range(nthreads):
+ tname = 'PlugT-{0:02}'.format(num)
+ thread = PlugThread(tname, (buf_q, work_q, lock))
+ thread.start()
+ if mac_gui:
+ rthread = RefreshThread(lock)
+ rthread.start()
+
+ while not buf_q.empty() or thr.active_count() != start_cnt:
+ try:
+ action, name, msg = buf_q.get(True, 0.25)
+ buf.write(action, name, ['OK'] if not msg else msg)
+ buf_q.task_done()
+ except queue.Empty:
+ pass
+ except KeyboardInterrupt:
+ G_STOP.set()
+
+ if mac_gui:
+ rthread.stop()
+ rthread.join()
+
+main()
+EOF
+endfunction
+
+function! s:update_ruby()
+ ruby << EOF
+ module PlugStream
+ SEP = ["\r", "\n", nil]
+ def get_line
+ buffer = ''
+ loop do
+ char = readchar rescue return
+ if SEP.include? char.chr
+ buffer << $/
+ break
+ else
+ buffer << char
+ end
+ end
+ buffer
+ end
+ end unless defined?(PlugStream)
+
+ def esc arg
+ %["#{arg.gsub('"', '\"')}"]
+ end
+
+ def killall pid
+ pids = [pid]
+ if /mswin|mingw|bccwin/ =~ RUBY_PLATFORM
+ pids.each { |pid| Process.kill 'INT', pid.to_i rescue nil }
+ else
+ unless `which pgrep 2> /dev/null`.empty?
+ children = pids
+ until children.empty?
+ children = children.map { |pid|
+ `pgrep -P #{pid}`.lines.map { |l| l.chomp }
+ }.flatten
+ pids += children
+ end
+ end
+ pids.each { |pid| Process.kill 'TERM', pid.to_i rescue nil }
+ end
+ end
+
+ def compare_git_uri a, b
+ regex = %r{^(?:\w+://)?(?:[^@/]*@)?([^:/]*(?::[0-9]*)?)[:/](.*?)(?:\.git)?/?$}
+ regex.match(a).to_a.drop(1) == regex.match(b).to_a.drop(1)
+ end
+
+ require 'thread'
+ require 'fileutils'
+ require 'timeout'
+ running = true
+ iswin = VIM::evaluate('s:is_win').to_i == 1
+ pull = VIM::evaluate('s:update.pull').to_i == 1
+ base = VIM::evaluate('g:plug_home')
+ all = VIM::evaluate('s:update.todo')
+ limit = VIM::evaluate('get(g:, "plug_timeout", 60)')
+ tries = VIM::evaluate('get(g:, "plug_retries", 2)') + 1
+ nthr = VIM::evaluate('s:update.threads').to_i
+ maxy = VIM::evaluate('winheight(".")').to_i
+ vim7 = VIM::evaluate('v:version').to_i <= 703 && RUBY_PLATFORM =~ /darwin/
+ cd = iswin ? 'cd /d' : 'cd'
+ tot = VIM::evaluate('len(s:update.todo)') || 0
+ bar = ''
+ skip = 'Already installed'
+ mtx = Mutex.new
+ take1 = proc { mtx.synchronize { running && all.shift } }
+ logh = proc {
+ cnt = bar.length
+ $curbuf[1] = "#{pull ? 'Updating' : 'Installing'} plugins (#{cnt}/#{tot})"
+ $curbuf[2] = '[' + bar.ljust(tot) + ']'
+ VIM::command('normal! 2G')
+ VIM::command('redraw')
+ }
+ where = proc { |name| (1..($curbuf.length)).find { |l| $curbuf[l] =~ /^[-+x*] #{name}:/ } }
+ log = proc { |name, result, type|
+ mtx.synchronize do
+ ing = ![true, false].include?(type)
+ bar += type ? '=' : 'x' unless ing
+ b = case type
+ when :install then '+' when :update then '*'
+ when true, nil then '-' else
+ VIM::command("call add(s:update.errors, '#{name}')")
+ 'x'
+ end
+ result =
+ if type || type.nil?
+ ["#{b} #{name}: #{result.lines.to_a.last || 'OK'}"]
+ elsif result =~ /^Interrupted|^Timeout/
+ ["#{b} #{name}: #{result}"]
+ else
+ ["#{b} #{name}"] + result.lines.map { |l| " " << l }
+ end
+ if lnum = where.call(name)
+ $curbuf.delete lnum
+ lnum = 4 if ing && lnum > maxy
+ end
+ result.each_with_index do |line, offset|
+ $curbuf.append((lnum || 4) - 1 + offset, line.gsub(/\e\[./, '').chomp)
+ end
+ logh.call
+ end
+ }
+ bt = proc { |cmd, name, type, cleanup|
+ tried = timeout = 0
+ begin
+ tried += 1
+ timeout += limit
+ fd = nil
+ data = ''
+ if iswin
+ Timeout::timeout(timeout) do
+ tmp = VIM::evaluate('tempname()')
+ system("(#{cmd}) > #{tmp}")
+ data = File.read(tmp).chomp
+ File.unlink tmp rescue nil
+ end
+ else
+ fd = IO.popen(cmd).extend(PlugStream)
+ first_line = true
+ log_prob = 1.0 / nthr
+ while line = Timeout::timeout(timeout) { fd.get_line }
+ data << line
+ log.call name, line.chomp, type if name && (first_line || rand < log_prob)
+ first_line = false
+ end
+ fd.close
+ end
+ [$? == 0, data.chomp]
+ rescue Timeout::Error, Interrupt => e
+ if fd && !fd.closed?
+ killall fd.pid
+ fd.close
+ end
+ cleanup.call if cleanup
+ if e.is_a?(Timeout::Error) && tried < tries
+ 3.downto(1) do |countdown|
+ s = countdown > 1 ? 's' : ''
+ log.call name, "Timeout. Will retry in #{countdown} second#{s} ...", type
+ sleep 1
+ end
+ log.call name, 'Retrying ...', type
+ retry
+ end
+ [false, e.is_a?(Interrupt) ? "Interrupted!" : "Timeout!"]
+ end
+ }
+ main = Thread.current
+ threads = []
+ watcher = Thread.new {
+ if vim7
+ while VIM::evaluate('getchar(1)')
+ sleep 0.1
+ end
+ else
+ require 'io/console' # >= Ruby 1.9
+ nil until IO.console.getch == 3.chr
+ end
+ mtx.synchronize do
+ running = false
+ threads.each { |t| t.raise Interrupt } unless vim7
+ end
+ threads.each { |t| t.join rescue nil }
+ main.kill
+ }
+ refresh = Thread.new {
+ while true
+ mtx.synchronize do
+ break unless running
+ VIM::command('noautocmd normal! a')
+ end
+ sleep 0.2
+ end
+ } if VIM::evaluate('s:mac_gui') == 1
+
+ clone_opt = VIM::evaluate('s:clone_opt')
+ progress = VIM::evaluate('s:progress_opt(1)')
+ nthr.times do
+ mtx.synchronize do
+ threads << Thread.new {
+ while pair = take1.call
+ name = pair.first
+ dir, uri, tag = pair.last.values_at *%w[dir uri tag]
+ exists = File.directory? dir
+ ok, result =
+ if exists
+ chdir = "#{cd} #{iswin ? dir : esc(dir)}"
+ ret, data = bt.call "#{chdir} && git rev-parse --abbrev-ref HEAD 2>&1 && git config -f .git/config remote.origin.url", nil, nil, nil
+ current_uri = data.lines.to_a.last
+ if !ret
+ if data =~ /^Interrupted|^Timeout/
+ [false, data]
+ else
+ [false, [data.chomp, "PlugClean required."].join($/)]
+ end
+ elsif !compare_git_uri(current_uri, uri)
+ [false, ["Invalid URI: #{current_uri}",
+ "Expected: #{uri}",
+ "PlugClean required."].join($/)]
+ else
+ if pull
+ log.call name, 'Updating ...', :update
+ fetch_opt = (tag && File.exist?(File.join(dir, '.git/shallow'))) ? '--depth 99999999' : ''
+ bt.call "#{chdir} && git fetch #{fetch_opt} #{progress} 2>&1", name, :update, nil
+ else
+ [true, skip]
+ end
+ end
+ else
+ d = esc dir.sub(%r{[\\/]+$}, '')
+ log.call name, 'Installing ...', :install
+ bt.call "git clone #{clone_opt unless tag} #{progress} #{uri} #{d} 2>&1", name, :install, proc {
+ FileUtils.rm_rf dir
+ }
+ end
+ mtx.synchronize { VIM::command("let s:update.new['#{name}'] = 1") } if !exists && ok
+ log.call name, result, ok
+ end
+ } if running
+ end
+ end
+ threads.each { |t| t.join rescue nil }
+ logh.call
+ refresh.kill if refresh
+ watcher.kill
+EOF
+endfunction
+
+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, '\(\\\+\)$', '\1\1', '').'^"'
+endfunction
+
+function! s:shellesc(arg)
+ if &shell =~# 'cmd.exe$'
+ return s:shellesc_cmd(a:arg)
+ endif
+ return shellescape(a:arg)
+endfunction
+
+function! s:glob_dir(path)
+ return map(filter(s:glob(a:path, '**'), 'isdirectory(v:val)'), 's:dirpath(v:val)')
+endfunction
+
+function! s:progress_bar(line, bar, total)
+ call setline(a:line, '[' . s:lpad(a:bar, a:total) . ']')
+endfunction
+
+function! s:compare_git_uri(a, b)
+ " See `git help clone'
+ " https:// [user@] github.com[:port] / junegunn/vim-plug [.git]
+ " [git@] github.com[:port] : junegunn/vim-plug [.git]
+ " file:// / junegunn/vim-plug [/]
+ " / junegunn/vim-plug [/]
+ let pat = '^\%(\w\+://\)\='.'\%([^@/]*@\)\='.'\([^:/]*\%(:[0-9]*\)\=\)'.'[:/]'.'\(.\{-}\)'.'\%(\.git\)\=/\?$'
+ let ma = matchlist(a:a, pat)
+ let mb = matchlist(a:b, pat)
+ return ma[1:2] ==# mb[1:2]
+endfunction
+
+function! s:format_message(bullet, name, message)
+ if a:bullet != 'x'
+ return [printf('%s %s: %s', a:bullet, a:name, s:lastline(a:message))]
+ else
+ let lines = map(s:lines(a:message), '" ".v:val')
+ return extend([printf('x %s:', a:name)], lines)
+ endif
+endfunction
+
+function! s:with_cd(cmd, dir)
+ return printf('cd%s %s && %s', s:is_win ? ' /d' : '', s:shellesc(a:dir), a:cmd)
+endfunction
+
+function! s:system(cmd, ...)
+ try
+ let [sh, shellcmdflag, shrd] = s:chsh(1)
+ let cmd = a:0 > 0 ? s:with_cd(a:cmd, a:1) : a:cmd
+ if s:is_win
+ let batchfile = tempname().'.bat'
+ call writefile(["@echo off\r", cmd . "\r"], batchfile)
+ let cmd = batchfile
+ endif
+ return system(s:is_win ? '('.cmd.')' : cmd)
+ finally
+ let [&shell, &shellcmdflag, &shellredir] = [sh, shellcmdflag, shrd]
+ if s:is_win
+ call delete(batchfile)
+ endif
+ endtry
+endfunction
+
+function! s:system_chomp(...)
+ let ret = call('s:system', a:000)
+ return v:shell_error ? '' : substitute(ret, '\n$', '', '')
+endfunction
+
+function! s:git_validate(spec, check_branch)
+ let err = ''
+ if isdirectory(a:spec.dir)
+ let result = s:lines(s:system('git rev-parse --abbrev-ref HEAD 2>&1 && git config -f .git/config remote.origin.url', a:spec.dir))
+ let remote = result[-1]
+ if v:shell_error
+ let err = join([remote, 'PlugClean required.'], "\n")
+ elseif !s:compare_git_uri(remote, a:spec.uri)
+ let err = join(['Invalid URI: '.remote,
+ \ 'Expected: '.a:spec.uri,
+ \ 'PlugClean required.'], "\n")
+ elseif a:check_branch && has_key(a:spec, 'commit')
+ let result = s:lines(s:system('git rev-parse HEAD 2>&1', a:spec.dir))
+ let sha = result[-1]
+ if v:shell_error
+ let err = join(add(result, 'PlugClean required.'), "\n")
+ elseif !s:hash_match(sha, a:spec.commit)
+ let err = join([printf('Invalid HEAD (expected: %s, actual: %s)',
+ \ a:spec.commit[:6], sha[:6]),
+ \ 'PlugUpdate required.'], "\n")
+ endif
+ elseif a:check_branch
+ let branch = result[0]
+ " Check tag
+ if has_key(a:spec, 'tag')
+ let tag = s:system_chomp('git describe --exact-match --tags HEAD 2>&1', a:spec.dir)
+ if a:spec.tag !=# tag && a:spec.tag !~ '\*'
+ let err = printf('Invalid tag: %s (expected: %s). Try PlugUpdate.',
+ \ (empty(tag) ? 'N/A' : tag), a:spec.tag)
+ endif
+ " Check branch
+ elseif a:spec.branch !=# branch
+ let err = printf('Invalid branch: %s (expected: %s). Try PlugUpdate.',
+ \ branch, a:spec.branch)
+ endif
+ if empty(err)
+ let [ahead, behind] = split(s:lastline(s:system(printf(
+ \ 'git rev-list --count --left-right HEAD...origin/%s',
+ \ a:spec.branch), a:spec.dir)), '\t')
+ if !v:shell_error && ahead
+ if behind
+ " Only mention PlugClean if diverged, otherwise it's likely to be
+ " pushable (and probably not that messed up).
+ let err = printf(
+ \ "Diverged from origin/%s (%d commit(s) ahead and %d commit(s) behind!\n"
+ \ .'Backup local changes and run PlugClean and PlugUpdate to reinstall it.', a:spec.branch, ahead, behind)
+ else
+ let err = printf("Ahead of origin/%s by %d commit(s).\n"
+ \ .'Cannot update until local changes are pushed.',
+ \ a:spec.branch, ahead)
+ endif
+ endif
+ endif
+ endif
+ else
+ let err = 'Not found'
+ endif
+ return [err, err =~# 'PlugClean']
+endfunction
+
+function! s:rm_rf(dir)
+ if isdirectory(a:dir)
+ call s:system((s:is_win ? 'rmdir /S /Q ' : 'rm -rf ') . s:shellesc(a:dir))
+ endif
+endfunction
+
+function! s:clean(force)
+ call s:prepare()
+ call append(0, 'Searching for invalid plugins in '.g:plug_home)
+ call append(1, '')
+
+ " List of valid directories
+ let dirs = []
+ let errs = {}
+ let [cnt, total] = [0, len(g:plugs)]
+ for [name, spec] in items(g:plugs)
+ if !s:is_managed(name)
+ call add(dirs, spec.dir)
+ else
+ let [err, clean] = s:git_validate(spec, 1)
+ if clean
+ let errs[spec.dir] = s:lines(err)[0]
+ else
+ call add(dirs, spec.dir)
+ endif
+ endif
+ let cnt += 1
+ call s:progress_bar(2, repeat('=', cnt), total)
+ normal! 2G
+ redraw
+ endfor
+
+ let allowed = {}
+ for dir in dirs
+ let allowed[s:dirpath(fnamemodify(dir, ':h:h'))] = 1
+ let allowed[dir] = 1
+ for child in s:glob_dir(dir)
+ let allowed[child] = 1
+ endfor
+ endfor
+
+ let todo = []
+ let found = sort(s:glob_dir(g:plug_home))
+ while !empty(found)
+ let f = remove(found, 0)
+ if !has_key(allowed, f) && isdirectory(f)
+ call add(todo, f)
+ call append(line('$'), '- ' . f)
+ if has_key(errs, f)
+ call append(line('$'), ' ' . errs[f])
+ endif
+ let found = filter(found, 'stridx(v:val, f) != 0')
+ end
+ endwhile
+
+ 4
+ redraw
+ if empty(todo)
+ call append(line('$'), 'Already clean.')
+ else
+ let s:clean_count = 0
+ call append(3, ['Directories to delete:', ''])
+ redraw!
+ if a:force || s:ask_no_interrupt('Delete all directories?')
+ call s:delete([6, line('$')], 1)
+ else
+ call setline(4, 'Cancelled.')
+ nnoremap <silent> <buffer> d :set opfunc=<sid>delete_op<cr>g@
+ nmap <silent> <buffer> dd d_
+ xnoremap <silent> <buffer> d :<c-u>call <sid>delete_op(visualmode(), 1)<cr>
+ echo 'Delete the lines (d{motion}) to delete the corresponding directories'
+ endif
+ endif
+ 4
+ setlocal nomodifiable
+endfunction
+
+function! s:delete_op(type, ...)
+ call s:delete(a:0 ? [line("'<"), line("'>")] : [line("'["), line("']")], 0)
+endfunction
+
+function! s:delete(range, force)
+ let [l1, l2] = a:range
+ let force = a:force
+ while l1 <= l2
+ let line = getline(l1)
+ if line =~ '^- ' && isdirectory(line[2:])
+ execute l1
+ redraw!
+ let answer = force ? 1 : s:ask('Delete '.line[2:].'?', 1)
+ let force = force || answer > 1
+ if answer
+ call s:rm_rf(line[2:])
+ setlocal modifiable
+ call setline(l1, '~'.line[1:])
+ let s:clean_count += 1
+ call setline(4, printf('Removed %d directories.', s:clean_count))
+ setlocal nomodifiable
+ endif
+ endif
+ let l1 += 1
+ endwhile
+endfunction
+
+function! s:upgrade()
+ echo 'Downloading the latest version of vim-plug'
+ redraw
+ let tmp = tempname()
+ let new = tmp . '/plug.vim'
+
+ try
+ let out = s:system(printf('git clone --depth 1 %s %s', s:plug_src, tmp))
+ if v:shell_error
+ return s:err('Error upgrading vim-plug: '. out)
+ endif
+
+ if readfile(s:me) ==# readfile(new)
+ echo 'vim-plug is already up-to-date'
+ return 0
+ else
+ call rename(s:me, s:me . '.old')
+ call rename(new, s:me)
+ unlet g:loaded_plug
+ echo 'vim-plug has been upgraded'
+ return 1
+ endif
+ finally
+ silent! call s:rm_rf(tmp)
+ endtry
+endfunction
+
+function! s:upgrade_specs()
+ for spec in values(g:plugs)
+ let spec.frozen = get(spec, 'frozen', 0)
+ endfor
+endfunction
+
+function! s:status()
+ call s:prepare()
+ call append(0, 'Checking plugins')
+ call append(1, '')
+
+ let ecnt = 0
+ let unloaded = 0
+ let [cnt, total] = [0, len(g:plugs)]
+ for [name, spec] in items(g:plugs)
+ let is_dir = isdirectory(spec.dir)
+ if has_key(spec, 'uri')
+ if is_dir
+ let [err, _] = s:git_validate(spec, 1)
+ let [valid, msg] = [empty(err), empty(err) ? 'OK' : err]
+ else
+ let [valid, msg] = [0, 'Not found. Try PlugInstall.']
+ endif
+ else
+ if is_dir
+ let [valid, msg] = [1, 'OK']
+ else
+ let [valid, msg] = [0, 'Not found.']
+ endif
+ endif
+ let cnt += 1
+ let ecnt += !valid
+ " `s:loaded` entry can be missing if PlugUpgraded
+ if is_dir && get(s:loaded, name, -1) == 0
+ let unloaded = 1
+ let msg .= ' (not loaded)'
+ endif
+ call s:progress_bar(2, repeat('=', cnt), total)
+ call append(3, s:format_message(valid ? '-' : 'x', name, msg))
+ normal! 2G
+ redraw
+ endfor
+ call setline(1, 'Finished. '.ecnt.' error(s).')
+ normal! gg
+ setlocal nomodifiable
+ if unloaded
+ echo "Press 'L' on each line to load plugin, or 'U' to update"
+ nnoremap <silent> <buffer> L :call <SID>status_load(line('.'))<cr>
+ xnoremap <silent> <buffer> L :call <SID>status_load(line('.'))<cr>
+ end
+endfunction
+
+function! s:extract_name(str, prefix, suffix)
+ return matchstr(a:str, '^'.a:prefix.' \zs[^:]\+\ze:.*'.a:suffix.'$')
+endfunction
+
+function! s:status_load(lnum)
+ let line = getline(a:lnum)
+ let name = s:extract_name(line, '-', '(not loaded)')
+ if !empty(name)
+ call plug#load(name)
+ setlocal modifiable
+ call setline(a:lnum, substitute(line, ' (not loaded)$', '', ''))
+ setlocal nomodifiable
+ endif
+endfunction
+
+function! s:status_update() range
+ let lines = getline(a:firstline, a:lastline)
+ let names = filter(map(lines, 's:extract_name(v:val, "[x-]", "")'), '!empty(v:val)')
+ if !empty(names)
+ echo
+ execute 'PlugUpdate' join(names)
+ endif
+endfunction
+
+function! s:is_preview_window_open()
+ silent! wincmd P
+ if &previewwindow
+ wincmd p
+ return 1
+ endif
+endfunction
+
+function! s:find_name(lnum)
+ for lnum in reverse(range(1, a:lnum))
+ let line = getline(lnum)
+ if empty(line)
+ return ''
+ endif
+ let name = s:extract_name(line, '-', '')
+ if !empty(name)
+ return name
+ endif
+ endfor
+ return ''
+endfunction
+
+function! s:preview_commit()
+ if b:plug_preview < 0
+ let b:plug_preview = !s:is_preview_window_open()
+ endif
+
+ let sha = matchstr(getline('.'), '^ \X*\zs[0-9a-f]\{7,9}')
+ if empty(sha)
+ return
+ endif
+
+ let name = s:find_name(line('.'))
+ if empty(name) || !has_key(g:plugs, name) || !isdirectory(g:plugs[name].dir)
+ return
+ endif
+
+ if exists('g:plug_pwindow') && !s:is_preview_window_open()
+ execute g:plug_pwindow
+ execute 'e' sha
+ else
+ execute 'pedit' sha
+ wincmd P
+ endif
+ setlocal previewwindow filetype=git buftype=nofile nobuflisted modifiable
+ try
+ let [sh, shellcmdflag, shrd] = s:chsh(1)
+ let cmd = 'cd '.s:shellesc(g:plugs[name].dir).' && git show --no-color --pretty=medium '.sha
+ if s:is_win
+ let batchfile = tempname().'.bat'
+ call writefile(["@echo off\r", cmd . "\r"], batchfile)
+ let cmd = batchfile
+ endif
+ execute 'silent %!' cmd
+ finally
+ let [&shell, &shellcmdflag, &shellredir] = [sh, shellcmdflag, shrd]
+ if s:is_win
+ call delete(batchfile)
+ endif
+ endtry
+ setlocal nomodifiable
+ nnoremap <silent> <buffer> q :q<cr>
+ wincmd p
+endfunction
+
+function! s:section(flags)
+ call search('\(^[x-] \)\@<=[^:]\+:', a:flags)
+endfunction
+
+function! s:format_git_log(line)
+ let indent = ' '
+ let tokens = split(a:line, nr2char(1))
+ if len(tokens) != 5
+ return indent.substitute(a:line, '\s*$', '', '')
+ endif
+ let [graph, sha, refs, subject, date] = tokens
+ let tag = matchstr(refs, 'tag: [^,)]\+')
+ let tag = empty(tag) ? ' ' : ' ('.tag.') '
+ return printf('%s%s%s%s%s (%s)', indent, graph, sha, tag, subject, date)
+endfunction
+
+function! s:append_ul(lnum, text)
+ call append(a:lnum, ['', a:text, repeat('-', len(a:text))])
+endfunction
+
+function! s:diff()
+ call s:prepare()
+ call append(0, ['Collecting changes ...', ''])
+ let cnts = [0, 0]
+ let bar = ''
+ let total = filter(copy(g:plugs), 's:is_managed(v:key) && isdirectory(v:val.dir)')
+ call s:progress_bar(2, bar, len(total))
+ for origin in [1, 0]
+ let plugs = reverse(sort(items(filter(copy(total), (origin ? '' : '!').'(has_key(v:val, "commit") || has_key(v:val, "tag"))'))))
+ if empty(plugs)
+ continue
+ endif
+ call s:append_ul(2, origin ? 'Pending updates:' : 'Last update:')
+ for [k, v] in plugs
+ let range = origin ? '..origin/'.v.branch : 'HEAD@{1}..'
+ let diff = s:system_chomp('git log --graph --color=never '.join(map(['--pretty=format:%x01%h%x01%d%x01%s%x01%cr', range], 's:shellesc(v:val)')), v.dir)
+ if !empty(diff)
+ let ref = has_key(v, 'tag') ? (' (tag: '.v.tag.')') : has_key(v, 'commit') ? (' '.v.commit) : ''
+ call append(5, extend(['', '- '.k.':'.ref], map(s:lines(diff), 's:format_git_log(v:val)')))
+ let cnts[origin] += 1
+ endif
+ let bar .= '='
+ call s:progress_bar(2, bar, len(total))
+ normal! 2G
+ redraw
+ endfor
+ if !cnts[origin]
+ call append(5, ['', 'N/A'])
+ endif
+ endfor
+ call setline(1, printf('%d plugin(s) updated.', cnts[0])
+ \ . (cnts[1] ? printf(' %d plugin(s) have pending updates.', cnts[1]) : ''))
+
+ if cnts[0] || cnts[1]
+ nnoremap <silent> <buffer> <plug>(plug-preview) :silent! call <SID>preview_commit()<cr>
+ if empty(maparg("\<cr>", 'n'))
+ nmap <buffer> <cr> <plug>(plug-preview)
+ endif
+ if empty(maparg('o', 'n'))
+ nmap <buffer> o <plug>(plug-preview)
+ endif
+ endif
+ if cnts[0]
+ nnoremap <silent> <buffer> X :call <SID>revert()<cr>
+ echo "Press 'X' on each block to revert the update"
+ endif
+ normal! gg
+ setlocal nomodifiable
+endfunction
+
+function! s:revert()
+ if search('^Pending updates', 'bnW')
+ return
+ endif
+
+ let name = s:find_name(line('.'))
+ if empty(name) || !has_key(g:plugs, name) ||
+ \ input(printf('Revert the update of %s? (y/N) ', name)) !~? '^y'
+ return
+ endif
+
+ call s:system('git reset --hard HEAD@{1} && git checkout '.s:esc(g:plugs[name].branch).' --', g:plugs[name].dir)
+ setlocal modifiable
+ normal! "_dap
+ setlocal nomodifiable
+ echo 'Reverted'
+endfunction
+
+function! s:snapshot(force, ...) abort
+ call s:prepare()
+ setf vim
+ call append(0, ['" Generated by vim-plug',
+ \ '" '.strftime("%c"),
+ \ '" :source this file in vim to restore the snapshot',
+ \ '" or execute: vim -S snapshot.vim',
+ \ '', '', 'PlugUpdate!'])
+ 1
+ let anchor = line('$') - 3
+ let names = sort(keys(filter(copy(g:plugs),
+ \'has_key(v:val, "uri") && !has_key(v:val, "commit") && isdirectory(v:val.dir)')))
+ for name in reverse(names)
+ let sha = s:system_chomp('git rev-parse --short HEAD', g:plugs[name].dir)
+ if !empty(sha)
+ call append(anchor, printf("silent! let g:plugs['%s'].commit = '%s'", name, sha))
+ redraw
+ endif
+ endfor
+
+ if a:0 > 0
+ let fn = expand(a:1)
+ if filereadable(fn) && !(a:force || s:ask(a:1.' already exists. Overwrite?'))
+ return
+ endif
+ call writefile(getline(1, '$'), fn)
+ echo 'Saved as '.a:1
+ silent execute 'e' s:esc(fn)
+ setf vim
+ endif
+endfunction
+
+function! s:split_rtp()
+ return split(&rtp, '\\\@<!,')
+endfunction
+
+let s:first_rtp = s:escrtp(get(s:split_rtp(), 0, ''))
+let s:last_rtp = s:escrtp(get(s:split_rtp(), -1, ''))
+
+if exists('g:plugs')
+ let g:plugs_order = get(g:, 'plugs_order', keys(g:plugs))
+ call s:upgrade_specs()
+ call s:define_commands()
+endif
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
projects / vimconf.git / commitdiff