vim-airline/autoload/airline/async.vim

378 lines
11 KiB
VimL

" MIT License. Copyright (c) 2013-2019 Christian Brabandt et al.
" vim: et ts=2 sts=2 sw=2
scriptencoding utf-8
let s:untracked_jobs = {}
let s:mq_jobs = {}
let s:po_jobs = {}
let s:clean_jobs = {}
" Generic functions handling on exit event of the various async functions
function! s:untracked_output(dict, buf)
if a:buf =~? ('^'. a:dict.cfg['untracked_mark'])
let a:dict.cfg.untracked[a:dict.file] = get(g:, 'airline#extensions#branch#notexists', g:airline_symbols.notexists)
else
let a:dict.cfg.untracked[a:dict.file] = ''
endif
endfunction
" also called from branch extension (for non-async vims)
function! airline#async#mq_output(buf, file)
let buf=a:buf
if !empty(a:buf)
if a:buf =~# 'no patches applied' ||
\ a:buf =~# "unknown command 'qtop'" ||
\ a:buf =~# "abort"
let buf = ''
elseif exists("b:mq") && b:mq isnot# buf
" make sure, statusline is updated
unlet! b:airline_head
endif
let b:mq = buf
endif
if has_key(s:mq_jobs, a:file)
call remove(s:mq_jobs, a:file)
endif
endfunction
function! s:po_output(buf, file)
if !empty(a:buf)
let b:airline_po_stats = printf("%s", a:buf)
else
let b:airline_po_stats = ''
endif
if has_key(s:po_jobs, a:file)
call remove(s:po_jobs, a:file)
endif
endfunction
function! s:valid_dir(dir)
if empty(a:dir) || !isdirectory(a:dir)
return getcwd()
endif
return a:dir
endfunction
function! airline#async#vcs_untracked(config, file, vcs)
if g:airline#init#vim_async
" Vim 8 with async support
noa call airline#async#vim_vcs_untracked(a:config, a:file)
else
" nvim async or vim without job-feature
noa call airline#async#nvim_vcs_untracked(a:config, a:file, a:vcs)
endif
endfunction
function! s:set_clean_variables(file, vcs, val)
let var=getbufvar(fnameescape(a:file), 'buffer_vcs_config', {})
if has_key(var, a:vcs) && has_key(var[a:vcs], 'dirty') &&
\ type(getbufvar(fnameescape(a:file), 'buffer_vcs_config')) == type({})
let var[a:vcs].dirty=a:val
try
call setbufvar(fnameescape(a:file), 'buffer_vcs_config', var)
unlet! b:airline_head
catch
endtry
endif
endfunction
function! s:set_clean_jobs_variable(vcs, file, id)
if !has_key(s:clean_jobs, a:vcs)
let s:clean_jobs[a:vcs] = {}
endif
let s:clean_jobs[a:vcs][a:file]=a:id
endfunction
function! s:on_exit_clean(...) dict abort
let buf=self.buf
call s:set_clean_variables(self.file, self.vcs, !empty(buf))
if has_key(get(s:clean_jobs, self.vcs, {}), self.file)
call remove(s:clean_jobs[self.vcs], self.file)
endif
endfunction
function! airline#async#vcs_clean(cmd, file, vcs)
if g:airline#init#vim_async
" Vim 8 with async support
noa call airline#async#vim_vcs_clean(a:cmd, a:file, a:vcs)
elseif has("nvim")
" nvim async
noa call airline#async#nvim_vcs_clean(a:cmd, a:file, a:vcs)
else
" Vim pre 8 using system()
call airline#async#vim7_vcs_clean(a:cmd, a:file, a:vcs)
endif
endfunction
if v:version >= 800 && has("job")
" Vim 8.0 with Job feature
" TODO: Check if we need the cwd option for the job_start() functions
" (only works starting with Vim 8.0.0902)
function! s:on_stdout(channel, msg) dict abort
let self.buf .= a:msg
endfunction
function! s:on_exit_mq(channel) dict abort
call airline#async#mq_output(self.buf, self.file)
endfunction
function! s:on_exit_untracked(channel) dict abort
call s:untracked_output(self, self.buf)
if has_key(s:untracked_jobs, self.file)
call remove(s:untracked_jobs, self.file)
endif
endfunction
function! s:on_exit_po(channel) dict abort
call s:po_output(self.buf, self.file)
call airline#extensions#po#shorten()
endfunction
function! airline#async#get_mq_async(cmd, file)
if g:airline#init#is_windows && &shell =~ 'cmd'
let cmd = a:cmd
else
let cmd = ['sh', '-c', a:cmd]
endif
let options = {'cmd': a:cmd, 'buf': '', 'file': a:file}
if has_key(s:mq_jobs, a:file)
if job_status(get(s:mq_jobs, a:file)) == 'run'
return
elseif has_key(s:mq_jobs, a:file)
call remove(s:mq_jobs, a:file)
endif
endif
let id = job_start(cmd, {
\ 'err_io': 'out',
\ 'out_cb': function('s:on_stdout', options),
\ 'close_cb': function('s:on_exit_mq', options)})
let s:mq_jobs[a:file] = id
endfunction
function! airline#async#get_msgfmt_stat(cmd, file)
if g:airline#init#is_windows || !executable('msgfmt')
" no msgfmt on windows?
return
else
let cmd = ['sh', '-c', a:cmd. shellescape(a:file)]
endif
let options = {'buf': '', 'file': a:file}
if has_key(s:po_jobs, a:file)
if job_status(get(s:po_jobs, a:file)) == 'run'
return
elseif has_key(s:po_jobs, a:file)
call remove(s:po_jobs, a:file)
endif
endif
let id = job_start(cmd, {
\ 'err_io': 'out',
\ 'out_cb': function('s:on_stdout', options),
\ 'close_cb': function('s:on_exit_po', options)})
let s:po_jobs[a:file] = id
endfunction
function! airline#async#vim_vcs_clean(cmd, file, vcs)
if g:airline#init#is_windows && &shell =~ 'cmd'
let cmd = a:cmd
else
let cmd = ['sh', '-c', a:cmd]
endif
let options = {'buf': '', 'vcs': a:vcs, 'file': a:file}
let jobs = get(s:clean_jobs, a:vcs, {})
if has_key(jobs, a:file)
if job_status(get(jobs, a:file)) == 'run'
return
elseif has_key(jobs, a:file)
" still running
return
" jobs dict should be cleaned on exit, so not needed here
" call remove(jobs, a:file)
endif
endif
let id = job_start(cmd, {
\ 'err_io': 'null',
\ 'out_cb': function('s:on_stdout', options),
\ 'close_cb': function('s:on_exit_clean', options)})
call s:set_clean_jobs_variable(a:vcs, a:file, id)
endfunction
function! airline#async#vim_vcs_untracked(config, file)
if g:airline#init#is_windows && &shell =~ 'cmd'
let cmd = a:config['cmd'] . shellescape(a:file)
else
let cmd = ['sh', '-c', a:config['cmd'] . shellescape(a:file)]
endif
let options = {'cfg': a:config, 'buf': '', 'file': a:file}
if has_key(s:untracked_jobs, a:file)
if job_status(get(s:untracked_jobs, a:file)) == 'run'
return
elseif has_key(s:untracked_jobs, a:file)
call remove(s:untracked_jobs, a:file)
endif
endif
let id = job_start(cmd, {
\ 'err_io': 'out',
\ 'out_cb': function('s:on_stdout', options),
\ 'close_cb': function('s:on_exit_untracked', options)})
let s:untracked_jobs[a:file] = id
endfunction
elseif has("nvim")
" NVim specific functions
function! s:nvim_output_handler(job_id, data, event) dict
if a:event == 'stdout' || a:event == 'stderr'
let self.buf .= join(a:data)
endif
endfunction
function! s:nvim_untracked_job_handler(job_id, data, event) dict
if a:event == 'exit'
call s:untracked_output(self, self.buf)
if has_key(s:untracked_jobs, self.file)
call remove(s:untracked_jobs, self.file)
endif
endif
endfunction
function! s:nvim_mq_job_handler(job_id, data, event) dict
if a:event == 'exit'
call airline#async#mq_output(self.buf, self.file)
endif
endfunction
function! s:nvim_po_job_handler(job_id, data, event) dict
if a:event == 'exit'
call s:po_output(self.buf, self.file)
call airline#extensions#po#shorten()
endif
endfunction
function! airline#async#nvim_get_mq_async(cmd, file)
let config = {
\ 'buf': '',
\ 'file': a:file,
\ 'cwd': s:valid_dir(fnamemodify(a:file, ':p:h')),
\ 'on_stdout': function('s:nvim_output_handler'),
\ 'on_stderr': function('s:nvim_output_handler'),
\ 'on_exit': function('s:nvim_mq_job_handler')
\ }
if g:airline#init#is_windows && &shell =~ 'cmd'
let cmd = a:cmd
else
let cmd = ['sh', '-c', a:cmd]
endif
if has_key(s:mq_jobs, a:file)
call remove(s:mq_jobs, a:file)
endif
let id = jobstart(cmd, config)
let s:mq_jobs[a:file] = id
endfunction
function! airline#async#nvim_get_msgfmt_stat(cmd, file)
let config = {
\ 'buf': '',
\ 'file': a:file,
\ 'cwd': s:valid_dir(fnamemodify(a:file, ':p:h')),
\ 'on_stdout': function('s:nvim_output_handler'),
\ 'on_stderr': function('s:nvim_output_handler'),
\ 'on_exit': function('s:nvim_po_job_handler')
\ }
if g:airline#init#is_windows && &shell =~ 'cmd'
" no msgfmt on windows?
return
else
let cmd = ['sh', '-c', a:cmd. shellescape(a:file)]
endif
if has_key(s:po_jobs, a:file)
call remove(s:po_jobs, a:file)
endif
let id = jobstart(cmd, config)
let s:po_jobs[a:file] = id
endfunction
function! airline#async#nvim_vcs_clean(cmd, file, vcs)
let config = {
\ 'buf': '',
\ 'vcs': a:vcs,
\ 'file': a:file,
\ 'cwd': s:valid_dir(fnamemodify(a:file, ':p:h')),
\ 'on_stdout': function('s:nvim_output_handler'),
\ 'on_stderr': function('s:nvim_output_handler'),
\ 'on_exit': function('s:on_exit_clean')}
if g:airline#init#is_windows && &shell =~ 'cmd'
let cmd = a:cmd
else
let cmd = ['sh', '-c', a:cmd]
endif
if !has_key(s:clean_jobs, a:vcs)
let s:clean_jobs[a:vcs] = {}
endif
if has_key(s:clean_jobs[a:vcs], a:file)
" still running
return
" jobs dict should be cleaned on exit, so not needed here
" call remove(s:clean_jobs[a:vcs], a:file)
endif
let id = jobstart(cmd, config)
call s:set_clean_jobs_variable(a:vcs, a:file, id)
endfunction
endif
" Should work in either Vim pre 8 or Nvim
function! airline#async#nvim_vcs_untracked(cfg, file, vcs)
let cmd = a:cfg.cmd . shellescape(a:file)
let id = -1
let config = {
\ 'buf': '',
\ 'vcs': a:vcs,
\ 'cfg': a:cfg,
\ 'file': a:file,
\ 'cwd': s:valid_dir(fnamemodify(a:file, ':p:h'))
\ }
if has("nvim")
call extend(config, {
\ 'on_stdout': function('s:nvim_output_handler'),
\ 'on_exit': function('s:nvim_untracked_job_handler')})
if has_key(s:untracked_jobs, config.file)
" still running
return
endif
try
let id = jobstart(cmd, config)
catch
" catch-all, jobstart() failed, fall back to system()
let id=-1
endtry
let s:untracked_jobs[a:file] = id
endif
" vim without job feature or nvim jobstart failed
if id < 1
let output=system(cmd)
call s:untracked_output(config, output)
call airline#extensions#branch#update_untracked_config(a:file, a:vcs)
endif
endfunction
function! airline#async#vim7_vcs_clean(cmd, file, vcs)
" Vim pre 8, fallback using system()
" don't want to to see error messages
if g:airline#init#is_windows && &shell =~ 'cmd'
let cmd = a:cmd .' 2>nul'
else
let cmd = a:cmd .' 2>/dev/null'
endif
let output=system(cmd)
call s:set_clean_variables(a:file, a:vcs, !empty(output))
endfunction