Merge pull request #541 from junegunn/vim8
Asynchronous +job installer on Vim 8
This commit is contained in:
Junegunn Choi
GitHub
commit
f4427b97f1
4 changed files with 111 additions and 59 deletions
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@ -20,6 +20,7 @@ matrix:
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- env: ENV=ruby20
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rvm: 2.0.0
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- env: ENV=neovim
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- env: ENV=vim8
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install: |
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git config --global user.email "you@example.com"
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git config --global user.name "Your Name"
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@ -10,7 +10,7 @@ A minimalist Vim plugin manager.
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- Easier to setup: Single file. No boilerplate code required.
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- Easier to use: Concise, intuitive syntax
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- [Super-fast][40/4] parallel installation/update
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(with any of `+python`, `+python3`, `+ruby`, or [Neovim][nv])
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(with any of `+job`, `+python`, `+python3`, `+ruby`, or [Neovim][nv])
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- Creates shallow clones to minimize disk space usage and download time
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- On-demand loading for [faster startup time][startup-time]
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- Can review and rollback updates
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147
plug.vim
147
plug.vim
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@ -98,6 +98,7 @@ let s:plug_buf = get(s:, 'plug_buf', -1)
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let s:mac_gui = has('gui_macvim') && has('gui_running')
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let s:is_win = has('win32') || has('win64')
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let s:nvim = has('nvim') && exists('*jobwait') && !s:is_win
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let s:vim8 = has('patch-8.0.0039') && exists('*job_start')
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let s:me = resolve(expand('<sfile>:p'))
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let s:base_spec = { 'branch': 'master', 'frozen': 0 }
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let s:TYPE = {
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@ -948,8 +949,9 @@ function! s:update_impl(pull, force, args) abort
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call s:warn('echom', '[vim-plug] Update Neovim for parallel installer')
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endif
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let python = (has('python') || has('python3')) && !s:nvim
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let ruby = has('ruby') && !s:nvim && (v:version >= 703 || v:version == 702 && has('patch374')) && !(s:is_win && has('gui_running')) && s:check_ruby()
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let use_job = s:nvim || s:vim8
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let python = (has('python') || has('python3')) && !use_job
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let ruby = has('ruby') && !use_job && (v:version >= 703 || v:version == 702 && has('patch374')) && !(s:is_win && has('gui_running')) && s:check_ruby()
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let s:update = {
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\ 'start': reltime(),
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@ -959,7 +961,7 @@ function! s:update_impl(pull, force, args) abort
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\ 'pull': a:pull,
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\ 'force': a:force,
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\ 'new': {},
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\ 'threads': (python || ruby || s:nvim) ? min([len(todo), threads]) : 1,
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\ 'threads': (python || ruby || use_job) ? min([len(todo), threads]) : 1,
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\ 'bar': '',
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\ 'fin': 0
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\ }
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@ -973,7 +975,7 @@ function! s:update_impl(pull, force, args) abort
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\ '--depth 1' . (s:git_version_requirement(1, 7, 10) ? ' --no-single-branch' : '') : ''
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" Python version requirement (>= 2.7)
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if python && !has('python3') && !ruby && !s:nvim && s:update.threads > 1
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if python && !has('python3') && !ruby && !use_job && s:update.threads > 1
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redir => pyv
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silent python import platform; print platform.python_version()
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redir END
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@ -1014,7 +1016,7 @@ function! s:update_impl(pull, force, args) abort
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endtry
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else
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call s:update_vim()
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while s:nvim && has('vim_starting')
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while use_job && has('vim_starting')
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sleep 100m
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if s:update.fin
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break
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@ -1035,7 +1037,7 @@ function! s:update_finish()
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if s:switch_in()
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call append(3, '- Updating ...') | 4
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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))'))
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let pos = s:logpos(name)
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let [pos, _] = s:logpos(name)
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if !pos
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continue
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endif
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@ -1091,12 +1093,16 @@ function! s:update_finish()
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endfunction
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function! s:job_abort()
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if !s:nvim || !exists('s:jobs')
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if (!s:nvim && !s:vim8) || !exists('s:jobs')
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return
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endif
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for [name, j] in items(s:jobs)
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if s:nvim
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silent! call jobstop(j.jobid)
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elseif s:vim8
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silent! call job_stop(j.jobid)
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endif
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if j.new
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call s:system('rm -rf ' . s:shellesc(g:plugs[name].dir))
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endif
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@ -1104,59 +1110,88 @@ function! s:job_abort()
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let s:jobs = {}
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endfunction
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" When a:event == 'stdout', data = list of strings
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" When a:event == 'exit', data = returncode
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function! s:job_handler(job_id, data, event) abort
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if !s:plug_window_exists() " plug window closed
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return s:job_abort()
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function! s:last_non_empty_line(lines)
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let len = len(a:lines)
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for idx in range(len)
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let line = a:lines[len-idx-1]
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if !empty(line)
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return line
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endif
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endfor
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return ''
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endfunction
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if a:event == 'stdout'
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let complete = empty(a:data[-1])
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let lines = map(filter(a:data, 'v:val =~ "[^\r\n]"'), 'split(v:val, "[\r\n]")[-1]')
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function! s:job_out_cb(self, data) abort
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let self = a:self
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let data = remove(self.lines, -1) . a:data
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let lines = map(split(data, "\n", 1), 'split(v:val, "\r", 1)[-1]')
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call extend(self.lines, lines)
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let self.result = join(self.lines, "\n")
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if !complete
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call remove(self.lines, -1)
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endif
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" To reduce the number of buffer updates
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let self.tick = get(self, 'tick', -1) + 1
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if self.tick % len(s:jobs) == 0
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call s:log(self.new ? '+' : '*', self.name, self.result)
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endif
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elseif a:event == 'exit'
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let self.running = 0
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if a:data != 0
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let self.error = 1
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endif
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call s:reap(self.name)
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call s:tick()
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if !self.running || self.tick % len(s:jobs) == 0
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let bullet = self.running ? (self.new ? '+' : '*') : (self.error ? 'x' : '-')
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let result = self.error ? join(self.lines, "\n") : s:last_non_empty_line(self.lines)
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call s:log(bullet, self.name, result)
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endif
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endfunction
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function! s:job_exit_cb(self, data) abort
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let a:self.running = 0
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let a:self.error = a:data != 0
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call s:reap(a:self.name)
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call s:tick()
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endfunction
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function! s:job_cb(fn, job, ch, data)
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if !s:plug_window_exists() " plug window closed
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return s:job_abort()
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endif
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call call(a:fn, [a:job, a:data])
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endfunction
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function! s:nvim_cb(job_id, data, event) abort
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return a:event == 'stdout' ?
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\ s:job_cb('s:job_out_cb', self, 0, join(a:data, "\n")) :
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\ s:job_cb('s:job_exit_cb', self, 0, a:data)
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endfunction
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function! s:spawn(name, cmd, opts)
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let job = { 'name': a:name, 'running': 1, 'error': 0, 'lines': [], 'result': '',
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\ 'new': get(a:opts, 'new', 0),
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\ 'on_stdout': function('s:job_handler'),
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\ 'on_exit' : function('s:job_handler'),
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\ }
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let job = { 'name': a:name, 'running': 1, 'error': 0, 'lines': [''],
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\ 'new': get(a:opts, 'new', 0) }
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let s:jobs[a:name] = job
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let argv = add(s:is_win ? ['cmd', '/c'] : ['sh', '-c'],
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\ has_key(a:opts, 'dir') ? s:with_cd(a:cmd, a:opts.dir) : a:cmd)
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if s:nvim
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let argv = [ 'sh', '-c',
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\ (has_key(a:opts, 'dir') ? s:with_cd(a:cmd, a:opts.dir) : a:cmd) ]
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call extend(job, {
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\ 'on_stdout': function('s:nvim_cb'),
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\ 'on_exit': function('s:nvim_cb'),
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\ })
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let jid = jobstart(argv, job)
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if jid > 0
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let job.jobid = jid
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else
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let job.running = 0
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let job.error = 1
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let job.result = jid < 0 ? 'sh is not executable' :
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\ 'Invalid arguments (or job table is full)'
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let job.lines = [jid < 0 ? argv[0].' is not executable' :
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\ 'Invalid arguments (or job table is full)']
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endif
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elseif s:vim8
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let jid = job_start(argv, {
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\ 'out_cb': function('s:job_cb', ['s:job_out_cb', job]),
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\ 'exit_cb': function('s:job_cb', ['s:job_exit_cb', job]),
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\ 'out_mode': 'raw'
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\})
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if job_status(jid) == 'run'
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let job.jobid = jid
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else
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let job.running = 0
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let job.error = 1
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let job.lines = ['Failed to start job']
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endif
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else
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let params = has_key(a:opts, 'dir') ? [a:cmd, a:opts.dir] : [a:cmd]
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let job.result = call('s:system', params)
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let job.lines = s:lines(call('s:system', params))
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let job.error = v:shell_error != 0
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let job.running = 0
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endif
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@ -1171,7 +1206,9 @@ function! s:reap(name)
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endif
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let s:update.bar .= job.error ? 'x' : '='
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call s:log(job.error ? 'x' : '-', a:name, empty(job.result) ? 'OK' : job.result)
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let bullet = job.error ? 'x' : '-'
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let result = job.error ? join(job.lines, "\n") : s:last_non_empty_line(job.lines)
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call s:log(bullet, a:name, empty(result) ? 'OK' : result)
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call s:bar()
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call remove(s:jobs, a:name)
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@ -1190,23 +1227,31 @@ endfunction
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function! s:logpos(name)
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for i in range(4, line('$'))
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if getline(i) =~# '^[-+x*] '.a:name.':'
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return i
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for j in range(i + 1, line('$'))
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if getline(j) !~ '^ '
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return [i, j - 1]
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endif
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endfor
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return [i, i]
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endif
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endfor
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return [0, 0]
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endfunction
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function! s:log(bullet, name, lines)
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if s:switch_in()
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let pos = s:logpos(a:name)
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if pos > 0
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silent execute pos 'd _'
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if pos > winheight('.')
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let pos = 4
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let [b, e] = s:logpos(a:name)
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if b > 0
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silent execute printf('%d,%d d _', b, e)
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if b > winheight('.')
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let b = 4
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endif
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else
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let pos = 4
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let b = 4
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endif
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call append(pos - 1, s:format_message(a:bullet, a:name, a:lines))
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" FIXME For some reason, nomodifiable is set after :d in vim8
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setlocal modifiable
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call append(b - 1, s:format_message(a:bullet, a:name, a:lines))
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call s:switch_out()
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endif
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endfunction
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@ -1220,7 +1265,7 @@ endfunction
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function! s:tick()
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let pull = s:update.pull
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let prog = s:progress_opt(s:nvim)
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let prog = s:progress_opt(s:nvim || s:vim8)
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while 1 " Without TCO, Vim stack is bound to explode
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if empty(s:update.todo)
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if empty(s:jobs) && !s:update.fin
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@ -1245,10 +1290,10 @@ while 1 " Without TCO, Vim stack is bound to explode
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let fetch_opt = (has_tag && !empty(globpath(spec.dir, '.git/shallow'))) ? '--depth 99999999' : ''
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call s:spawn(name, printf('git fetch %s %s 2>&1', fetch_opt, prog), { 'dir': spec.dir })
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else
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let s:jobs[name] = { 'running': 0, 'result': 'Already installed', 'error': 0 }
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let s:jobs[name] = { 'running': 0, 'lines': ['Already installed'], 'error': 0 }
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endif
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else
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let s:jobs[name] = { 'running': 0, 'result': error, 'error': 1 }
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let s:jobs[name] = { 'running': 0, 'lines': s:lines(error), 'error': 1 }
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endif
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else
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call s:spawn(name,
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@ -14,9 +14,15 @@ Execute (Initialize test environment):
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" Temporarily patch plug.vim
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call system('cp "$PLUG_SRC" "$PLUG_TMP"')
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call writefile(extend(readfile($PLUG_TMP),
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let patch =
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\ ['function! ResetPlug()', 'let s:loaded = {}', 'endfunction',
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\ 'function! CompareURI(a, b)', 'return s:compare_git_uri(a:a, a:b)', 'endfunction']), $PLUG_TMP)
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\ 'function! CompareURI(a, b)', 'return s:compare_git_uri(a:a, a:b)', 'endfunction']
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if $ENV != 'vim8'
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call add(patch, 'let s:vim8 = 0')
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endif
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call writefile(extend(readfile($PLUG_TMP), patch), $PLUG_TMP)
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set t_Co=256
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colo default
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