Example of vim user automatic command

fun! Ybjs()
" Asynchronous end 
:cclose
" close window 
":AsyncStop 
endf
" Written in vim After entering or exiting ,
augroup YBDZ
    " Asynchronous action , When the asynchronous program ends 
    au!
    autocmd User AsyncRunStop :call Ybjs()
    " To add users . All right 
augroup end

User AsyncRunStop Here is After the asynchronous command completes successfully action .