vimrc/sources_non_forked/vim-gitgutter/autoload/gitgutter/async.vim
2017-11-24 14:54:40 +01:00

113 lines
3.2 KiB
VimL

let s:available = has('nvim') || (
\ has('job') && (
\ (has('patch-7-4-1826') && !has('gui_running')) ||
\ (has('patch-7-4-1850') && has('gui_running')) ||
\ (has('patch-7-4-1832') && has('gui_macvim'))
\ )
\ )
function! gitgutter#async#available()
return s:available
endfunction
function! gitgutter#async#execute(cmd) abort
let options = {
\ 'stdoutbuffer': [],
\ 'buffer': gitgutter#utility#bufnr()
\ }
let command = s:build_command(a:cmd)
if has('nvim')
call jobstart(command, extend(options, {
\ 'on_stdout': function('s:on_stdout_nvim'),
\ 'on_stderr': function('s:on_stderr_nvim'),
\ 'on_exit': function('s:on_exit_nvim')
\ }))
else
call job_start(command, {
\ 'out_cb': function('s:on_stdout_vim', options),
\ 'err_cb': function('s:on_stderr_vim', options),
\ 'close_cb': function('s:on_exit_vim', options)
\ })
endif
endfunction
function! s:build_command(cmd)
if has('unix')
return ['sh', '-c', a:cmd]
endif
if has('win32')
return has('nvim') ? ['cmd.exe', '/c', a:cmd] : 'cmd.exe /c '.a:cmd
endif
throw 'unknown os'
endfunction
function! s:on_stdout_nvim(_job_id, data, _event) dict abort
if empty(self.stdoutbuffer)
let self.stdoutbuffer = a:data
else
let self.stdoutbuffer = self.stdoutbuffer[:-2] +
\ [self.stdoutbuffer[-1] . a:data[0]] +
\ a:data[1:]
endif
endfunction
function! s:on_stderr_nvim(_job_id, _data, _event) dict abort
" Backward compatibility for nvim < 0.2.0
if !has('nvim-0.2.0')
let current_buffer = gitgutter#utility#bufnr()
call gitgutter#utility#set_buffer(self.buffer)
if gitgutter#utility#is_active()
call gitgutter#hunk#reset()
endif
call gitgutter#utility#set_buffer(current_buffer)
return
endif
call s:buffer_exec(self.buffer, function('gitgutter#hunk#reset'))
endfunction
function! s:on_exit_nvim(_job_id, _data, _event) dict abort
" Backward compatibility for nvim < 0.2.0
if !has('nvim-0.2.0')
let current_buffer = gitgutter#utility#bufnr()
call gitgutter#utility#set_buffer(self.buffer)
if gitgutter#utility#is_active()
call gitgutter#handle_diff(gitgutter#utility#stringify(self.stdoutbuffer))
endif
call gitgutter#utility#set_buffer(current_buffer)
return
endif
call s:buffer_exec(self.buffer, function('gitgutter#handle_diff', [gitgutter#utility#stringify(self.stdoutbuffer)]))
endfunction
function! s:on_stdout_vim(_channel, data) dict abort
call add(self.stdoutbuffer, a:data)
endfunction
function! s:on_stderr_vim(_channel, _data) dict abort
call s:buffer_exec(self.buffer, function('gitgutter#hunk#reset'))
endfunction
function! s:on_exit_vim(_channel) dict abort
call s:buffer_exec(self.buffer, function('gitgutter#handle_diff', [gitgutter#utility#stringify(self.stdoutbuffer)]))
endfunction
function! s:buffer_exec(buffer, fn)
let current_buffer = gitgutter#utility#bufnr()
call gitgutter#utility#set_buffer(a:buffer)
if gitgutter#utility#is_active()
call a:fn()
endif
call gitgutter#utility#set_buffer(current_buffer)
endfunction