patch 8.1.2080: the terminal API is limited and can't be disabled Commit: https://github.com/vim/vim/commit/d2842ea60bd608b7f9ec93c77d3f36a8e3bf5fe9 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 26 23:08:54 2019 +0200 patch 8.1.2080: the terminal API is limited and can't be disabled Problem: The terminal API is limited and can't be disabled. Solution: Add term_setapi() to set the function prefix. (Ozaki Kiichi, closes #2907)

" Test if fnameescape is correct for special chars like !
func Test_fnameescape()
  let fname = 'Xspa ce'
  let status = v:false
  try
    exe "w! " . fnameescape(fname)
    let status = v:true
  endtry
  call assert_true(status, "Space")
  call delete(fname)

  let fname = 'Xemark!'
  let status = v:false
  try
    exe "w! " . fname->fnameescape()
    let status = v:true
  endtry
  call assert_true(status, "ExclamationMark")
  call delete(fname)
endfunc