patch 8.1.1228: not possible to process tags with a function commit https://github.com/vim/vim/commit/45e18cbdc40afd8144d20dcc07ad2d981636f4c9 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 28 18:05:35 2019 +0200 patch 8.1.1228: not possible to process tags with a function Problem: Not possible to process tags with a function. Solution: Add tagfunc() (Christian Brabandt, Andy Massimino, closes https://github.com/vim/vim/issues/4010)

" Tests for saving/loading a file with some lines ending in
" CTRL-M, some not
func Test_lineending()
  let l = ["this line ends in a\<CR>",
	      \ "this one doesn't",
	      \ "this one does\<CR>",
	      \ "and the last one doesn't"]
  set ta tx
  enew!
  call append(0, l)
  $delete
  write Xfile1
  bwipe Xfile1
  edit Xfile1
  let t = getline(1, '$')
  call assert_equal(l, t)
  new | only
  call delete('Xfile1')
endfunc