" :WhichEdit {{{
MyAlterCommand we WhichEdit
command!
\   -nargs=+
\   WhichEdit
\   call s:cmd_which_edit([<f-args>])

function! s:system(command, args) "{{{
    " For shellescape(), set noshellslash
    let save_shellslash = &shellslash
    set noshellslash
    try
        return system(
        \   join([a:command] + map(copy(a:args), 'shellescape(v:val)'), ' ')
        \)
    finally
        let &shellslash = save_shellslash
    endtry
endfunction "}}}
function! s:cmd_which_edit(args) "{{{
    let [exe; args] = a:args
    try
        let out_path = s:system(exe, args)
        let out_path = substitute(out_path, '\n$', '', '')    " chomp
        if filereadable(out_path)
            execute 'edit' out_path
        endif
    catch
        echohl WarningMsg
        echomsg v:exception
        echohl None
    endtry
endfunction "}}}

" }}}